Migrating polyline shaders to create info.

GPU_SHADER_3D_POLYLINE_(FLAT/SMOOTH/UNIFORM/CLIPPED_UNIFORM)_COLOR

TODO:
* GPU_SHADER_3D_CLIPPED_UNIFORM_COLOR
* Check all usages of clipped uniform shaders.

{T95016}

.clang-format

@@ -264,9 +264,6 @@ ForEachMacros:
   - SET_SLOT_PROBING_BEGIN
   - MAP_SLOT_PROBING_BEGIN
   - VECTOR_SET_SLOT_PROBING_BEGIN
-  - LIGHT_FOREACH_BEGIN_DIRECTIONAL
-  - LIGHT_FOREACH_BEGIN_LOCAL
-  - LIGHT_FOREACH_BEGIN_LOCAL_NO_CULL
 
 StatementMacros:
   - PyObject_HEAD

CMakeLists.txt

@@ -273,13 +273,11 @@ endif()
 
 if(UNIX AND NOT APPLE)
   option(WITH_SYSTEM_GLEW "Use GLEW OpenGL wrapper library provided by the operating system" OFF)
-  option(WITH_SYSTEM_GLEW "Use GLEW OpenGL wrapper library provided by the operating system" OFF)
-  option(WITH_SYSTEM_FREETYPE "Use the freetype library provided by the operating system" OFF)
+  option(WITH_SYSTEM_GLES "Use OpenGL ES library provided by the operating system"           ON)
 else()
   # not an option for other OS's
   set(WITH_SYSTEM_GLEW OFF)
   set(WITH_SYSTEM_GLES OFF)
-  set(WITH_SYSTEM_FREETYPE OFF)
 endif()
 
 
@@ -710,12 +708,9 @@ if(UNIX AND NOT APPLE)
 endif()
 
 # Installation process.
-set(POSTINSTALL_SCRIPT "" CACHE FILEPATH "Run given CMake script after installation process")
+option(POSTINSTALL_SCRIPT "Run given CMake script after installation process" OFF)
 mark_as_advanced(POSTINSTALL_SCRIPT)
 
-set(POSTCONFIGURE_SCRIPT "" CACHE FILEPATH "Run given CMake script as the last step of CMake configuration")
-mark_as_advanced(POSTCONFIGURE_SCRIPT)
-
 # end option(...)
 
 
@@ -2079,8 +2074,3 @@ endif()
 if(0)
   print_all_vars()
 endif()
-
-# Should be the last step of configuration.
-if(POSTCONFIGURE_SCRIPT)
-  include(${POSTCONFIGURE_SCRIPT})
-endif()

build_files/build_environment/CMakeLists.txt

@@ -63,7 +63,6 @@ include(cmake/jpeg.cmake)
 include(cmake/blosc.cmake)
 include(cmake/pthreads.cmake)
 include(cmake/openexr.cmake)
-include(cmake/brotli.cmake)
 include(cmake/freetype.cmake)
 include(cmake/freeglut.cmake)
 include(cmake/glew.cmake)

build_files/build_environment/cmake/boost.cmake

@@ -25,13 +25,8 @@ else()
 endif()
 
 if(WIN32)
-  if(MSVC_VERSION GREATER_EQUAL 1920) # 2019
-    set(BOOST_TOOLSET toolset=msvc-14.2)
-    set(BOOST_COMPILER_STRING -vc142)
-  else() # 2017
-    set(BOOST_TOOLSET toolset=msvc-14.1)
-    set(BOOST_COMPILER_STRING -vc141)
-  endif()
+  set(BOOST_TOOLSET toolset=msvc-14.1)
+  set(BOOST_COMPILER_STRING -vc141)
 
   set(BOOST_CONFIGURE_COMMAND bootstrap.bat)
   set(BOOST_BUILD_COMMAND b2)

build_files/build_environment/cmake/brotli.cmake

@@ -1,38 +0,0 @@
-# ***** BEGIN GPL LICENSE BLOCK *****
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License
-# as published by the Free Software Foundation; either version 2
-# of the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software Foundation,
-# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-#
-# ***** END GPL LICENSE BLOCK *****
-
-set(BROTLI_EXTRA_ARGS
-)
-
-ExternalProject_Add(external_brotli
-  URL file://${PACKAGE_DIR}/${BROTLI_FILE}
-  DOWNLOAD_DIR ${DOWNLOAD_DIR}
-  URL_HASH ${BROTLI_HASH_TYPE}=${BROTLI_HASH}
-  PREFIX ${BUILD_DIR}/brotli
-  CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=${LIBDIR}/brotli ${DEFAULT_CMAKE_FLAGS} ${BROTLI_EXTRA_ARGS}
-  INSTALL_DIR ${LIBDIR}/brotli
-)
-
-if(BUILD_MODE STREQUAL Release AND WIN32)
-  ExternalProject_Add_Step(external_brotli after_install
-    COMMAND ${CMAKE_COMMAND} -E copy_directory ${LIBDIR}/brotli/include ${HARVEST_TARGET}/brotli/include
-    COMMAND ${CMAKE_COMMAND} -E copy ${LIBDIR}/brotli/lib/brotlidec-static${LIBEXT} ${HARVEST_TARGET}/brotli/lib/brotlidec-static${LIBEXT}
-    COMMAND ${CMAKE_COMMAND} -E copy ${LIBDIR}/brotli/lib/brotlicommon-static${LIBEXT} ${HARVEST_TARGET}/brotli/lib/brotlicommon-static${LIBEXT}
-    DEPENDEES install
-  )
-endif()

build_files/build_environment/cmake/download.cmake

@@ -94,4 +94,3 @@ download_source(POTRACE)
 download_source(HARU)
 download_source(ZSTD)
 download_source(FLEX)
-download_source(BROTLI)

build_files/build_environment/cmake/freetype.cmake

@@ -23,12 +23,9 @@ set(FREETYPE_EXTRA_ARGS
   -DWITH_HarfBuzz=OFF
   -DFT_WITH_HARFBUZZ=OFF
   -DFT_WITH_BZIP2=OFF
-  -DFT_WITH_BROTLI=ON
   -DCMAKE_DISABLE_FIND_PACKAGE_HarfBuzz=TRUE
   -DCMAKE_DISABLE_FIND_PACKAGE_BZip2=TRUE
-  -DPC_BROTLIDEC_INCLUDEDIR=${LIBDIR}/brotli/include
-  -DPC_BROTLIDEC_LIBDIR=${LIBDIR}/brotli/lib
-  )
+  -DCMAKE_DISABLE_FIND_PACKAGE_BrotliDec=TRUE)
 
 ExternalProject_Add(external_freetype
   URL file://${PACKAGE_DIR}/${FREETYPE_FILE}
@@ -39,11 +36,6 @@ ExternalProject_Add(external_freetype
   INSTALL_DIR ${LIBDIR}/freetype
 )
 
-add_dependencies(
-  external_freetype
-  external_brotli
-)
-
 if(BUILD_MODE STREQUAL Release AND WIN32)
   ExternalProject_Add_Step(external_freetype after_install
     COMMAND ${CMAKE_COMMAND} -E copy_directory ${LIBDIR}/freetype ${HARVEST_TARGET}/freetype

build_files/build_environment/cmake/harvest.cmake

@@ -79,8 +79,6 @@ endfunction()
 harvest(alembic/include alembic/include "*.h")
 harvest(alembic/lib/libAlembic.a alembic/lib/libAlembic.a)
 harvest(alembic/bin alembic/bin "*")
-harvest(brotli/include brotli/include "*.h")
-harvest(brotli/lib brotli/lib "*.a")
 harvest(boost/include boost/include "*")
 harvest(boost/lib boost/lib "*.a")
 harvest(ffmpeg/include ffmpeg/include "*.h")

build_files/build_environment/cmake/python_site_packages.cmake

@@ -31,7 +31,7 @@ ExternalProject_Add(external_python_site_packages
   CONFIGURE_COMMAND ${PIP_CONFIGURE_COMMAND}
   BUILD_COMMAND ""
   PREFIX ${BUILD_DIR}/site_packages
-  INSTALL_COMMAND ${PYTHON_BINARY} -m pip install --no-cache-dir ${SITE_PACKAGES_EXTRA} cython==${CYTHON_VERSION} idna==${IDNA_VERSION} charset-normalizer==${CHARSET_NORMALIZER_VERSION} urllib3==${URLLIB3_VERSION} certifi==${CERTIFI_VERSION} requests==${REQUESTS_VERSION} zstandard==${ZSTANDARD_VERSION} --no-binary :all:
+  INSTALL_COMMAND ${PYTHON_BINARY} -m pip install ${SITE_PACKAGES_EXTRA} cython==${CYTHON_VERSION} idna==${IDNA_VERSION} charset-normalizer==${CHARSET_NORMALIZER_VERSION} urllib3==${URLLIB3_VERSION} certifi==${CERTIFI_VERSION} requests==${REQUESTS_VERSION} zstandard==${ZSTANDARD_VERSION} --no-binary :all:
 )
 
 if(USE_PIP_NUMPY)

build_files/build_environment/cmake/versions.cmake

@@ -83,9 +83,9 @@ else()
   set(OPENEXR_VERSION_POSTFIX)
 endif()
 
-set(FREETYPE_VERSION 2.11.0)
+set(FREETYPE_VERSION 2.10.2)
 set(FREETYPE_URI http://prdownloads.sourceforge.net/freetype/freetype-${FREETYPE_VERSION}.tar.gz)
-set(FREETYPE_HASH cf09172322f6b50cf8f568bf8fe14bde)
+set(FREETYPE_HASH b1cb620e4c875cd4d1bfa04945400945)
 set(FREETYPE_HASH_TYPE MD5)
 set(FREETYPE_FILE freetype-${FREETYPE_VERSION}.tar.gz)
 
@@ -189,11 +189,11 @@ set(OSL_HASH 1abd7ce40481771a9fa937f19595d2f2)
 set(OSL_HASH_TYPE MD5)
 set(OSL_FILE OpenShadingLanguage-${OSL_VERSION}.tar.gz)
 
-set(PYTHON_VERSION 3.10.2)
-set(PYTHON_SHORT_VERSION 3.10)
-set(PYTHON_SHORT_VERSION_NO_DOTS 310)
+set(PYTHON_VERSION 3.9.7)
+set(PYTHON_SHORT_VERSION 3.9)
+set(PYTHON_SHORT_VERSION_NO_DOTS 39)
 set(PYTHON_URI https://www.python.org/ftp/python/${PYTHON_VERSION}/Python-${PYTHON_VERSION}.tar.xz)
-set(PYTHON_HASH 14e8c22458ed7779a1957b26cde01db9)
+set(PYTHON_HASH fddb060b483bc01850a3f412eea1d954)
 set(PYTHON_HASH_TYPE MD5)
 set(PYTHON_FILE Python-${PYTHON_VERSION}.tar.xz)
 
@@ -215,20 +215,18 @@ set(NANOVDB_HASH e7b9e863ec2f3b04ead171dec2322807)
 set(NANOVDB_HASH_TYPE MD5)
 set(NANOVDB_FILE nano-vdb-${NANOVDB_GIT_UID}.tar.gz)
 
-set(IDNA_VERSION 3.3)
-set(CHARSET_NORMALIZER_VERSION 2.0.10)
-set(URLLIB3_VERSION 1.26.8)
+set(IDNA_VERSION 3.2)
+set(CHARSET_NORMALIZER_VERSION 2.0.6)
+set(URLLIB3_VERSION 1.26.7)
 set(CERTIFI_VERSION 2021.10.8)
-set(REQUESTS_VERSION 2.27.1)
-set(CYTHON_VERSION 0.29.26)
-# The version of the zstd library used to build the Python package should match ZSTD_VERSION defined below.
-# At this time of writing, 0.17.0 was already released, but built against zstd 1.5.1, while we use 1.5.0.
-set(ZSTANDARD_VERSION 0.16.0)
+set(REQUESTS_VERSION 2.26.0)
+set(CYTHON_VERSION 0.29.24)
+set(ZSTANDARD_VERSION 0.15.2 )
 
-set(NUMPY_VERSION 1.22.0)
-set(NUMPY_SHORT_VERSION 1.22)
+set(NUMPY_VERSION 1.21.2)
+set(NUMPY_SHORT_VERSION 1.21)
 set(NUMPY_URI https://github.com/numpy/numpy/releases/download/v${NUMPY_VERSION}/numpy-${NUMPY_VERSION}.zip)
-set(NUMPY_HASH 252de134862a27bd66705d29622edbfe)
+set(NUMPY_HASH 5638d5dae3ca387be562912312db842e)
 set(NUMPY_HASH_TYPE MD5)
 set(NUMPY_FILE numpy-${NUMPY_VERSION}.zip)
 
@@ -502,9 +500,3 @@ set(ZSTD_FILE zstd-${ZSTD_VERSION}.tar.gz)
 
 set(SSE2NEON_GIT https://github.com/DLTcollab/sse2neon.git)
 set(SSE2NEON_GIT_HASH fe5ff00bb8d19b327714a3c290f3e2ce81ba3525)
-
-set(BROTLI_VERSION v1.0.9)
-set(BROTLI_URI https://github.com/google/brotli/archive/refs/tags/${BROTLI_VERSION}.tar.gz)
-set(BROTLI_HASH f9e8d81d0405ba66d181529af42a3354f838c939095ff99930da6aa9cdf6fe46)
-set(BROTLI_HASH_TYPE SHA256)
-set(BROTLI_FILE brotli-${BROTLI_VERSION}.tar.gz)

build_files/build_environment/install_deps.sh

@@ -379,27 +379,27 @@ USE_CXX11=true
 CLANG_FORMAT_VERSION_MIN="6.0"
 CLANG_FORMAT_VERSION_MEX="10.0"
 
-PYTHON_VERSION="3.10.2"
-PYTHON_VERSION_SHORT="3.10"
-PYTHON_VERSION_MIN="3.9"
-PYTHON_VERSION_MEX="3.12"
+PYTHON_VERSION="3.9.7"
+PYTHON_VERSION_SHORT="3.9"
+PYTHON_VERSION_MIN="3.7"
+PYTHON_VERSION_MEX="3.11"
 PYTHON_VERSION_INSTALLED=$PYTHON_VERSION_SHORT
 PYTHON_FORCE_BUILD=false
 PYTHON_FORCE_REBUILD=false
 PYTHON_SKIP=false
 
 # Additional Python modules.
-PYTHON_IDNA_VERSION="3.3"
+PYTHON_IDNA_VERSION="3.2"
 PYTHON_IDNA_VERSION_MIN="2.0"
 PYTHON_IDNA_VERSION_MEX="4.0"
 PYTHON_IDNA_NAME="idna"
 
-PYTHON_CHARSET_NORMALIZER_VERSION="2.0.10"
+PYTHON_CHARSET_NORMALIZER_VERSION="2.0.6"
 PYTHON_CHARSET_NORMALIZER_VERSION_MIN="2.0.6"
 PYTHON_CHARSET_NORMALIZER_VERSION_MEX="2.1.0"  # requests uses `charset_normalizer~=2.0.0`
 PYTHON_CHARSET_NORMALIZER_NAME="charset-normalizer"
 
-PYTHON_URLLIB3_VERSION="1.26.8"
+PYTHON_URLLIB3_VERSION="1.26.7"
 PYTHON_URLLIB3_VERSION_MIN="1.0"
 PYTHON_URLLIB3_VERSION_MEX="2.0"
 PYTHON_URLLIB3_NAME="urllib3"
@@ -409,17 +409,17 @@ PYTHON_CERTIFI_VERSION_MIN="2021.0"
 PYTHON_CERTIFI_VERSION_MEX="2023.0"
 PYTHON_CERTIFI_NAME="certifi"
 
-PYTHON_REQUESTS_VERSION="2.27.1"
+PYTHON_REQUESTS_VERSION="2.23.0"
 PYTHON_REQUESTS_VERSION_MIN="2.0"
 PYTHON_REQUESTS_VERSION_MEX="3.0"
 PYTHON_REQUESTS_NAME="requests"
 
-PYTHON_ZSTANDARD_VERSION="0.16.0"
+PYTHON_ZSTANDARD_VERSION="0.15.2"
 PYTHON_ZSTANDARD_VERSION_MIN="0.15.2"
-PYTHON_ZSTANDARD_VERSION_MEX="0.20.0"
+PYTHON_ZSTANDARD_VERSION_MEX="0.16.0"
 PYTHON_ZSTANDARD_NAME="zstandard"
 
-PYTHON_NUMPY_VERSION="1.22.0"
+PYTHON_NUMPY_VERSION="1.21.2"
 PYTHON_NUMPY_VERSION_MIN="1.14"
 PYTHON_NUMPY_VERSION_MEX="2.0"
 PYTHON_NUMPY_NAME="numpy"
@@ -499,7 +499,7 @@ LLVM_FORCE_REBUILD=false
 LLVM_SKIP=false
 
 # OSL needs to be compiled for now!
-OSL_VERSION="1.11.17.0"
+OSL_VERSION="1.11.14.1"
 OSL_VERSION_SHORT="1.11"
 OSL_VERSION_MIN="1.11"
 OSL_VERSION_MEX="2.0"

build_files/build_environment/windows/build_deps.cmd

@@ -1,14 +1,21 @@
 @echo off
 if NOT "%1" == "" (
-	if "%1" == "2017" (
-    echo "Building for VS2017"
-    set VSVER=15.0
-    set VSVER_SHORT=15
-    set BuildDir=VS15
+	if "%1" == "2013" (
+    echo "Building for VS2013"
+    set VSVER=12.0
+    set VSVER_SHORT=12
+    set BuildDir=VS12
     goto par2
   )
-	if "%1" == "2019" (
-    echo "Building for VS2019"
+	if "%1" == "2015" (
+    echo "Building for VS2015"
+    set VSVER=14.0
+    set VSVER_SHORT=14
+    set BuildDir=VS14
+    goto par2
+  )
+	if "%1" == "2017" (
+    echo "Building for VS2017"
     set VSVER=15.0
     set VSVER_SHORT=15
     set BuildDir=VS15
@@ -18,22 +25,40 @@ if NOT "%1" == "" (
 )
 :usage
 
-Echo Usage build_deps 2017/2019 x64
+Echo Usage build_deps 2013/2015/2017 x64/x86
 goto exit
 :par2
 if NOT "%2" == "" (
+	if "%2" == "x86" (
+    echo "Building for x86"
+    set HARVESTROOT=Windows_vc
+    set ARCH=86
+		if "%1" == "2013" (
+			set CMAKE_BUILDER=Visual Studio 12 2013
+		)
+		if "%1" == "2015" (
+			set CMAKE_BUILDER=Visual Studio 14 2015
+		)
+		if "%1" == "2017" (
+			set CMAKE_BUILDER=Visual Studio 15 2017
+		)
+		
+    goto start
+  )
 	if "%2" == "x64" (
     echo "Building for x64"
     set HARVESTROOT=Win64_vc
     set ARCH=64
-		if "%1" == "2019" (
-			set CMAKE_BUILDER=Visual Studio 16 2019
-			set CMAKE_BUILD_ARCH=-A x64
+		if "%1" == "2013" (
+			set CMAKE_BUILDER=Visual Studio 12 2013 Win64
+		)
+		if "%1" == "2015" (
+			set CMAKE_BUILDER=Visual Studio 14 2015 Win64
 		)
 		if "%1" == "2017" (
 			set CMAKE_BUILDER=Visual Studio 15 2017 Win64
-            set CMAKE_BUILD_ARCH=
 		)
+		
     goto start
   )
 )
@@ -95,7 +120,7 @@ set path=%BUILD_DIR%\downloads\mingw\mingw64\msys\1.0\bin\;%BUILD_DIR%\downloads
 mkdir %STAGING%\%BuildDir%%ARCH%R
 cd %Staging%\%BuildDir%%ARCH%R
 echo %DATE% %TIME% : Start > %StatusFile%
-cmake -G "%CMAKE_BUILDER%" %CMAKE_BUILD_ARCH% -Thost=x64  %SOURCE_DIR% -DPACKAGE_DIR=%BUILD_DIR%/packages -DDOWNLOAD_DIR=%BUILD_DIR%/downloads -DBUILD_MODE=Release -DHARVEST_TARGET=%HARVEST_DIR%/%HARVESTROOT%%VSVER_SHORT%/
+cmake -G "%CMAKE_BUILDER%" -Thost=x64  %SOURCE_DIR% -DPACKAGE_DIR=%BUILD_DIR%/packages -DDOWNLOAD_DIR=%BUILD_DIR%/downloads -DBUILD_MODE=Release -DHARVEST_TARGET=%HARVEST_DIR%/%HARVESTROOT%%VSVER_SHORT%/
 echo %DATE% %TIME% : Release Configuration done >> %StatusFile%
 if "%dobuild%" == "1" (
 	msbuild /m "ll.vcxproj" /p:Configuration=Release /fl /flp:logfile=BlenderDeps_llvm.log;Verbosity=normal
@@ -108,7 +133,7 @@ if "%NODEBUG%" == "1" goto exit
 cd %BUILD_DIR%
 mkdir %STAGING%\%BuildDir%%ARCH%D
 cd %Staging%\%BuildDir%%ARCH%D
-cmake -G "%CMAKE_BUILDER%" %CMAKE_BUILD_ARCH% -Thost=x64 %SOURCE_DIR% -DPACKAGE_DIR=%BUILD_DIR%/packages -DDOWNLOAD_DIR=%BUILD_DIR%/downloads -DCMAKE_BUILD_TYPE=Debug -DBUILD_MODE=Debug -DHARVEST_TARGET=%HARVEST_DIR%/%HARVESTROOT%%VSVER_SHORT%/  %CMAKE_DEBUG_OPTIONS%
+cmake -G "%CMAKE_BUILDER%" -Thost=x64 %SOURCE_DIR% -DPACKAGE_DIR=%BUILD_DIR%/packages -DDOWNLOAD_DIR=%BUILD_DIR%/downloads -DCMAKE_BUILD_TYPE=Debug -DBUILD_MODE=Debug -DHARVEST_TARGET=%HARVEST_DIR%/%HARVESTROOT%%VSVER_SHORT%/  %CMAKE_DEBUG_OPTIONS%
 echo %DATE% %TIME% : Debug Configuration done >> %StatusFile%
 if "%dobuild%" == "1" (
 	msbuild /m "ll.vcxproj" /p:Configuration=Debug /fl /flp:logfile=BlenderDeps_llvm.log;;Verbosity=normal 

build_files/cmake/Modules/FindBrotli.cmake

@@ -1,83 +0,0 @@
-# - Find Brotli library (compression for freetype/woff2).
-# This module defines
-#  BROTLI_INCLUDE_DIRS, where to find Brotli headers, Set when
-#                       BROTLI_INCLUDE_DIR is found.
-#  BROTLI_LIBRARIES, libraries to link against to use Brotli.
-#  BROTLI_ROOT_DIR, The base directory to search for Brotli.
-#                   This can also be an environment variable.
-#  BROTLI_FOUND, If false, do not try to use Brotli.
-#
-
-#=============================================================================
-# Copyright 2022 Blender Foundation.
-#
-# Distributed under the OSI-approved BSD 3-Clause License,
-# see accompanying file BSD-3-Clause-license.txt for details.
-#=============================================================================
-
-# If BROTLI_ROOT_DIR was defined in the environment, use it.
-IF(NOT BROTLI_ROOT_DIR AND NOT $ENV{BROTLI_ROOT_DIR} STREQUAL "")
-  SET(BROTLI_ROOT_DIR $ENV{BROTLI_ROOT_DIR})
-ENDIF()
-
-SET(_BROTLI_SEARCH_DIRS
-  ${BROTLI_ROOT_DIR}
-)
-
-FIND_PATH(BROTLI_INCLUDE_DIR
-  NAMES
-    brotli/decode.h
-  HINTS
-    ${_BROTLI_SEARCH_DIRS}
-  PATH_SUFFIXES
-    include
-  DOC "Brotli header files"
-)
-
-FIND_LIBRARY(BROTLI_LIBRARY_COMMON
-  NAMES
-    # Some builds use a special `-static` postfix in their static libraries names.
-    brotlicommon-static
-    brotlicommon
-  HINTS
-    ${_BROTLI_SEARCH_DIRS}
-  PATH_SUFFIXES
-    lib64 lib lib/static
-  DOC "Brotli static common library"
-)
-FIND_LIBRARY(BROTLI_LIBRARY_DEC
-  NAMES
-    # Some builds use a special `-static` postfix in their static libraries names.
-    brotlidec-static
-    brotlidec
-  HINTS
-    ${_BROTLI_SEARCH_DIRS}
-  PATH_SUFFIXES
-    lib64 lib lib/static
-  DOC "Brotli static decode library"
-)
-
-
-IF(${BROTLI_LIBRARY_COMMON_NOTFOUND} or ${BROTLI_LIBRARY_DEC_NOTFOUND})
-  set(BROTLI_FOUND FALSE)
-ELSE()
-  # handle the QUIETLY and REQUIRED arguments and set BROTLI_FOUND to TRUE if
-  # all listed variables are TRUE
-  INCLUDE(FindPackageHandleStandardArgs)
-  FIND_PACKAGE_HANDLE_STANDARD_ARGS(Brotli DEFAULT_MSG BROTLI_LIBRARY_COMMON BROTLI_LIBRARY_DEC BROTLI_INCLUDE_DIR)
-
-  IF(BROTLI_FOUND)
-    get_filename_component(BROTLI_LIBRARY_DIR ${BROTLI_LIBRARY_COMMON} DIRECTORY)
-    SET(BROTLI_INCLUDE_DIRS ${BROTLI_INCLUDE_DIR})
-    SET(BROTLI_LIBRARIES ${BROTLI_LIBRARY_DEC} ${BROTLI_LIBRARY_COMMON})
-  ENDIF()
-ENDIF()
-
-MARK_AS_ADVANCED(
-  BROTLI_INCLUDE_DIR
-  BROTLI_LIBRARY_COMMON
-  BROTLI_LIBRARY_DEC
-  BROTLI_LIBRARY_DIR
-)
-
-UNSET(_BROTLI_SEARCH_DIRS)

build_files/cmake/platform/platform_apple.cmake

@@ -128,20 +128,25 @@ if(WITH_CODEC_SNDFILE)
 endif()
 
 if(WITH_PYTHON)
-  # Use precompiled libraries by default.
-  set(PYTHON_VERSION 3.10)
+  # we use precompiled libraries for py 3.9 and up by default
+  set(PYTHON_VERSION 3.9)
   if(NOT WITH_PYTHON_MODULE AND NOT WITH_PYTHON_FRAMEWORK)
-    # Normally cached but not since we include them with blender.
+    # normally cached but not since we include them with blender
     set(PYTHON_INCLUDE_DIR "${LIBDIR}/python/include/python${PYTHON_VERSION}")
     set(PYTHON_EXECUTABLE "${LIBDIR}/python/bin/python${PYTHON_VERSION}")
     set(PYTHON_LIBRARY ${LIBDIR}/python/lib/libpython${PYTHON_VERSION}.a)
     set(PYTHON_LIBPATH "${LIBDIR}/python/lib/python${PYTHON_VERSION}")
+    # set(PYTHON_LINKFLAGS "-u _PyMac_Error")  # won't  build with this enabled
   else()
-    # Module must be compiled against Python framework.
+    # module must be compiled against Python framework
     set(_py_framework "/Library/Frameworks/Python.framework/Versions/${PYTHON_VERSION}")
+
     set(PYTHON_INCLUDE_DIR "${_py_framework}/include/python${PYTHON_VERSION}")
     set(PYTHON_EXECUTABLE "${_py_framework}/bin/python${PYTHON_VERSION}")
     set(PYTHON_LIBPATH "${_py_framework}/lib/python${PYTHON_VERSION}")
+    # set(PYTHON_LIBRARY python${PYTHON_VERSION})
+    # set(PYTHON_LINKFLAGS "-u _PyMac_Error -framework Python")  # won't  build with this enabled
+
     unset(_py_framework)
   endif()
 
@@ -161,11 +166,7 @@ if(WITH_FFTW3)
   find_package(Fftw3)
 endif()
 
-# FreeType compiled with Brotli compression for woff2.
 find_package(Freetype REQUIRED)
-list(APPEND FREETYPE_LIBRARIES
-  ${LIBDIR}/brotli/lib/libbrotlicommon-static.a
-  ${LIBDIR}/brotli/lib/libbrotlidec-static.a)
 
 if(WITH_IMAGE_OPENEXR)
   find_package(OpenEXR)

build_files/cmake/platform/platform_unix.cmake

@@ -48,9 +48,6 @@ if(NOT DEFINED LIBDIR)
   unset(LIBDIR_CENTOS7_ABI)
 endif()
 
-# Support restoring this value once pre-compiled libraries have been handled.
-set(WITH_STATIC_LIBS_INIT ${WITH_STATIC_LIBS})
-
 if(EXISTS ${LIBDIR})
   message(STATUS "Using pre-compiled LIBDIR: ${LIBDIR}")
 
@@ -103,22 +100,7 @@ find_package_wrapper(JPEG REQUIRED)
 find_package_wrapper(PNG REQUIRED)
 find_package_wrapper(ZLIB REQUIRED)
 find_package_wrapper(Zstd REQUIRED)
-
-if(NOT WITH_SYSTEM_FREETYPE)
-  # FreeType compiled with Brotli compression for woff2.
-  find_package_wrapper(Freetype REQUIRED)
-  if(EXISTS ${LIBDIR})
-    find_package_wrapper(Brotli REQUIRED)
-
-    # NOTE: This is done on WIN32 & APPLE but fails on some Linux systems.
-    # See: https://devtalk.blender.org/t/22536
-    # So `BROTLI_LIBRARIES` need to be added  `FREETYPE_LIBRARIES`.
-    #
-    # list(APPEND FREETYPE_LIBRARIES
-    #   ${BROTLI_LIBRARIES}
-    # )
-  endif()
-endif()
+find_package_wrapper(Freetype REQUIRED)
 
 if(WITH_PYTHON)
   # No way to set py35, remove for now.
@@ -554,21 +536,6 @@ add_definitions(-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE
 #
 # Keep last, so indirectly linked libraries don't override our own pre-compiled libs.
 
-if(EXISTS ${LIBDIR})
-  # Clear the prefix path as it causes the `LIBDIR` to override system locations.
-  unset(CMAKE_PREFIX_PATH)
-
-  # Since the pre-compiled `LIBDIR` directories have been handled, don't prefer static libraries.
-  set(WITH_STATIC_LIBS ${WITH_STATIC_LIBS_INIT})
-endif()
-
-if(WITH_SYSTEM_FREETYPE)
-  find_package_wrapper(Freetype)
-  if(NOT FREETYPE_FOUND)
-    message(FATAL_ERROR "Failed finding system FreeType version!")
-  endif()
-endif()
-
 if(WITH_LZO AND WITH_SYSTEM_LZO)
   find_package_wrapper(LZO)
   if(NOT LZO_FOUND)

build_files/cmake/platform/platform_win32.cmake

@@ -55,10 +55,6 @@ if(CMAKE_C_COMPILER_ID MATCHES "Clang")
     message(WARNING "stripped pdb not supported with clang, disabling..")
     set(WITH_WINDOWS_STRIPPED_PDB OFF)
   endif()
-else()
-  if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 19.28.29921) # MSVC 2019 16.9.16
-    message(FATAL_ERROR "Compiler is unsupported, MSVC 2019 16.9.16 or newer is required for building blender.")
-  endif()
 endif()
 
 if(NOT WITH_PYTHON_MODULE)
@@ -269,6 +265,12 @@ if(NOT DEFINED LIBDIR)
   elseif(MSVC_VERSION GREATER 1919)
     message(STATUS "Visual Studio 2019 detected.")
     set(LIBDIR ${CMAKE_SOURCE_DIR}/../lib/${LIBDIR_BASE}_vc15)
+  elseif(MSVC_VERSION GREATER 1909)
+    message(STATUS "Visual Studio 2017 detected.")
+    set(LIBDIR ${CMAKE_SOURCE_DIR}/../lib/${LIBDIR_BASE}_vc15)
+  elseif(MSVC_VERSION EQUAL 1900)
+    message(STATUS "Visual Studio 2015 detected.")
+    set(LIBDIR ${CMAKE_SOURCE_DIR}/../lib/${LIBDIR_BASE}_vc15)
   endif()
 else()
   message(STATUS "Using pre-compiled LIBDIR: ${LIBDIR}")
@@ -345,11 +347,7 @@ set(FREETYPE_INCLUDE_DIRS
   ${LIBDIR}/freetype/include
   ${LIBDIR}/freetype/include/freetype2
 )
-set(FREETYPE_LIBRARIES
-  ${LIBDIR}/freetype/lib/freetype2ST.lib
-  ${LIBDIR}/brotli/lib/brotlidec-static.lib
-  ${LIBDIR}/brotli/lib/brotlicommon-static.lib
-)
+set(FREETYPE_LIBRARY ${LIBDIR}/freetype/lib/freetype2ST.lib)
 windows_find_package(freetype REQUIRED)
 
 if(WITH_FFTW3)
@@ -463,7 +461,7 @@ if(WITH_JACK)
 endif()
 
 if(WITH_PYTHON)
-  set(PYTHON_VERSION 3.10) # CACHE STRING)
+  set(PYTHON_VERSION 3.9) # CACHE STRING)
 
   string(REPLACE "." "" _PYTHON_VERSION_NO_DOTS ${PYTHON_VERSION})
   set(PYTHON_LIBRARY ${LIBDIR}/python/${_PYTHON_VERSION_NO_DOTS}/libs/python${_PYTHON_VERSION_NO_DOTS}.lib)

build_files/windows/autodetect_msvc.cmd

@@ -3,6 +3,9 @@ echo No explicit msvc version requested, autodetecting version.
 call "%~dp0\detect_msvc2019.cmd"
 if %ERRORLEVEL% EQU 0 goto DetectionComplete
 
+call "%~dp0\detect_msvc2017.cmd"
+if %ERRORLEVEL% EQU 0 goto DetectionComplete
+
 call "%~dp0\detect_msvc2022.cmd"
 if %ERRORLEVEL% EQU 0 goto DetectionComplete
 

build_files/windows/check_libraries.cmd

@@ -1,3 +1,4 @@
+if "%BUILD_VS_YEAR%"=="2017" set BUILD_VS_LIBDIRPOST=vc15
 if "%BUILD_VS_YEAR%"=="2019" set BUILD_VS_LIBDIRPOST=vc15
 if "%BUILD_VS_YEAR%"=="2022" set BUILD_VS_LIBDIRPOST=vc15
 

build_files/windows/configure_msbuild.cmd

@@ -19,6 +19,12 @@ if "%WITH_PYDEBUG%"=="1" (
 	set PYDEBUG_CMAKE_ARGS=-DWINDOWS_PYTHON_DEBUG=On
 )
 
+if "%BUILD_VS_YEAR%"=="2017" (
+	set BUILD_GENERATOR_POST=%WINDOWS_ARCH%
+) else (
+	set BUILD_PLATFORM_SELECT=-A %MSBUILD_PLATFORM%
+)
+
 set BUILD_CMAKE_ARGS=%BUILD_CMAKE_ARGS% -G "Visual Studio %BUILD_VS_VER% %BUILD_VS_YEAR%%BUILD_GENERATOR_POST%" %BUILD_PLATFORM_SELECT% %TESTS_CMAKE_ARGS% %CLANG_CMAKE_ARGS% %ASAN_CMAKE_ARGS% %PYDEBUG_CMAKE_ARGS%
 
 if NOT EXIST %BUILD_DIR%\nul (

build_files/windows/configure_ninja.cmd

@@ -37,9 +37,15 @@ set LLVM_DIR=
 :DetectionComplete	
 	set CC=%LLVM_DIR%\bin\clang-cl
 	set CXX=%LLVM_DIR%\bin\clang-cl
-	rem build and tested against 2019 16.2
-	set CFLAGS=-m64 -fmsc-version=1922
-	set CXXFLAGS=-m64 -fmsc-version=1922
+	if "%BUILD_VS_YEAR%" == "2019" (
+		rem build and tested against 2019 16.2
+		set CFLAGS=-m64 -fmsc-version=1922
+		set CXXFLAGS=-m64 -fmsc-version=1922
+	) else (
+		rem build and tested against 2017 15.7
+		set CFLAGS=-m64 -fmsc-version=1914
+		set CXXFLAGS=-m64 -fmsc-version=1914
+	)
 )
 
 if "%WITH_ASAN%"=="1" (

build_files/windows/detect_msvc2017.cmd

@@ -0,0 +1,3 @@
+set BUILD_VS_VER=15
+set BUILD_VS_YEAR=2017
+call "%~dp0\detect_msvc_vswhere.cmd"

build_files/windows/find_dependencies.cmd

@@ -3,32 +3,7 @@ for %%X in (svn.exe) do (set SVN=%%~$PATH:X)
 for %%X in (cmake.exe) do (set CMAKE=%%~$PATH:X)
 for %%X in (ctest.exe) do (set CTEST=%%~$PATH:X)
 for %%X in (git.exe) do (set GIT=%%~$PATH:X)
-REM For python, default on 39 but if that does not exist also check
-REM the 310,311 and 312 folders to see if those are there, it checks
-REM this far ahead to ensure good lib folder compatiblity in the future.
 set PYTHON=%BLENDER_DIR%\..\lib\win64_vc15\python\39\bin\python.exe
-if EXIST %PYTHON% (
-	goto detect_python_done
-)
-set PYTHON=%BLENDER_DIR%\..\lib\win64_vc15\python\310\bin\python.exe
-if EXIST %PYTHON% (
-	goto detect_python_done
-)
-set PYTHON=%BLENDER_DIR%\..\lib\win64_vc15\python\311\bin\python.exe
-if EXIST %PYTHON% (
-	goto detect_python_done
-)
-set PYTHON=%BLENDER_DIR%\..\lib\win64_vc15\python\312\bin\python.exe
-if EXIST %PYTHON% (
-	goto detect_python_done
-)
-
-if NOT EXIST %PYTHON% (
-    echo Warning: Python not found, there is likely an issue with the library folder
-    set PYTHON=""
-)
-
-:detect_python_done
 if NOT "%verbose%" == "" (
 	echo svn    : "%SVN%"
 	echo cmake  : "%CMAKE%"
@@ -36,3 +11,7 @@ if NOT "%verbose%" == "" (
 	echo git    : "%GIT%"
 	echo python : "%PYTHON%"
 )
+if "%CMAKE%" == "" (
+	echo Cmake not found in path, required for building, exiting...
+	exit /b 1
+)

build_files/windows/format.cmd

@@ -9,11 +9,17 @@ exit /b 1
 :detect_done
 echo found clang-format in %CF_PATH%
 
-if NOT EXIST %PYTHON% (
-    echo python not found, required for this operation
-    exit /b 1
+if EXIST %PYTHON% (
+    set PYTHON=%BLENDER_DIR%\..\lib\win64_vc15\python\39\bin\python.exe
+    goto detect_python_done
 )
 
+echo python not found in lib folder
+exit /b 1
+
+:detect_python_done
+echo found python (%PYTHON%)
+
 set FORMAT_PATHS=%BLENDER_DIR%\source\tools\utils_maintenance\clang_format_paths.py
 
 REM The formatting script expects clang-format to be in the current PATH.

build_files/windows/icons.cmd

@@ -1,8 +1,18 @@
-if NOT EXIST %PYTHON% (
-    echo python not found, required for this operation
-    exit /b 1
+if EXIST "%PYTHON%" (
+    goto detect_python_done
 )
 
+set PYTHON=%BLENDER_DIR%\..\lib\win64_vc15\python\39\bin\python.exe
+if EXIST %PYTHON% (
+    goto detect_python_done
+)
+
+echo python not found at %PYTHON%
+exit /b 1
+
+:detect_python_done
+echo found python (%PYTHON%)
+
 call "%~dp0\find_inkscape.cmd"
 
 if EXIST "%INKSCAPE_BIN%" (

build_files/windows/icons_geom.cmd

@@ -1,8 +1,18 @@
-if NOT EXIST %PYTHON% (
-    echo python not found, required for this operation
-    exit /b 1
+if EXIST %PYTHON% (
+    goto detect_python_done
 )
 
+set PYTHON=%BLENDER_DIR%\..\lib\win64_vc15\python\39\bin\python.exe
+if EXIST %PYTHON% (
+    goto detect_python_done
+)
+
+echo python not found at %PYTHON%
+exit /b 1
+
+:detect_python_done
+echo found python (%PYTHON%)
+
 call "%~dp0\find_blender.cmd"
 
 if EXIST "%BLENDER_BIN%" (

build_files/windows/parse_arguments.cmd

@@ -50,6 +50,14 @@ if NOT "%1" == "" (
 		goto ERR
 	) else if "%1" == "x64" (
 		set BUILD_ARCH=x64
+	) else if "%1" == "2017" (
+		set BUILD_VS_YEAR=2017
+	) else if "%1" == "2017pre" (
+		set BUILD_VS_YEAR=2017
+		set VSWHERE_ARGS=-prerelease
+	) else if "%1" == "2017b" (
+		set BUILD_VS_YEAR=2017
+		set VSWHERE_ARGS=-products Microsoft.VisualStudio.Product.BuildTools
 	) else if "%1" == "2019" (
 		set BUILD_VS_YEAR=2019
 	) else if "%1" == "2019pre" (

build_files/windows/show_help.cmd

@@ -24,12 +24,12 @@ echo - nobuildinfo ^(disable buildinfo^)
 echo - debug ^(Build an unoptimized debuggable build^)
 echo - packagename [newname] ^(override default cpack package name^)
 echo - builddir [newdir] ^(override default build folder^)
+echo - 2017 ^(build with visual studio 2017^)
+echo - 2017pre ^(build with visual studio 2017 pre-release^)
+echo - 2017b ^(build with visual studio 2017 Build Tools^)
 echo - 2019 ^(build with visual studio 2019^)
 echo - 2019pre ^(build with visual studio 2019 pre-release^)
 echo - 2019b ^(build with visual studio 2019 Build Tools^)
-echo - 2022 ^(build with visual studio 2022^)
-echo - 2022pre ^(build with visual studio 2022 pre-release^)
-echo - 2022b ^(build with visual studio 2022 Build Tools^)
 
 echo.
 echo Documentation Targets ^(Not associated with building^)

build_files/windows/svn_fix.cmd

@@ -1,3 +1,4 @@
+if "%BUILD_VS_YEAR%"=="2017" set BUILD_VS_LIBDIRPOST=vc15
 if "%BUILD_VS_YEAR%"=="2019" set BUILD_VS_LIBDIRPOST=vc15
 if "%BUILD_VS_YEAR%"=="2022" set BUILD_VS_LIBDIRPOST=vc15
 

build_files/windows/update_sources.cmd

@@ -1,7 +1,10 @@
-if NOT EXIST %PYTHON% (
-    echo python not found, required for this operation
-    exit /b 1
+if EXIST %PYTHON% (
+	goto detect_python_done
 )
+
+echo python not found in lib folder
+exit /b 1
+
 :detect_python_done
 
 REM Use -B to avoid writing __pycache__ in lib directory and causing update conflicts.

doc/python_api/rst/info_gotcha.rst

@@ -743,7 +743,7 @@ will re-allocate objects data,
 any references to a meshes vertices/polygons/UVs, armatures bones,
 curves points, etc. cannot be accessed after switching mode.
 
-Only the reference to the data itself can be re-accessed, the following example will crash.
+Only the reference to the data its self can be re-accessed, the following example will crash.
 
 .. code-block:: python
 

doc/python_api/sphinx_doc_gen.py

@@ -1762,7 +1762,6 @@ except ModuleNotFoundError:
     fw("html_show_sphinx = False\n")
     fw("html_baseurl = 'https://docs.blender.org/api/current/'\n")
     fw("html_use_opensearch = 'https://docs.blender.org/api/current'\n")
-    fw("html_show_search_summary = True\n")
     fw("html_split_index = True\n")
     fw("html_static_path = ['static']\n")
     fw("html_extra_path = ['static/favicon.ico', 'static/blender_logo.svg']\n")

intern/cycles/blender/addon/properties.py

@@ -667,11 +667,6 @@ class CyclesRenderSettings(bpy.types.PropertyGroup):
         description="Use special type BVH optimized for hair (uses more ram but renders faster)",
         default=True,
     )
-    debug_use_compact_bvh: BoolProperty(
-        name="Use Compact BVH",
-        description="Use compact BVH structure (uses less ram but renders slower)",
-        default=True,
-    )
     debug_bvh_time_steps: IntProperty(
         name="BVH Time Steps",
         description="Split BVH primitives by this number of time steps to speed up render time in cost of memory",
@@ -1452,19 +1447,6 @@ class CyclesPreferences(bpy.types.AddonPreferences):
                     num += 1
         return num
 
-    def has_multi_device(self):
-        import _cycles
-        compute_device_type = self.get_compute_device_type()
-        device_list = _cycles.available_devices(compute_device_type)
-        for device in device_list:
-            if device[1] == compute_device_type:
-                continue
-            for dev in self.devices:
-                if dev.use and dev.id == device[2]:
-                    return True
-
-        return False
-
     def has_active_device(self):
         return self.get_num_gpu_devices() > 0
 

intern/cycles/blender/addon/ui.py

@@ -118,11 +118,11 @@ def use_optix(context):
 
     return (get_device_type(context) == 'OPTIX' and cscene.device == 'GPU')
 
-def use_multi_device(context):
+
+def use_sample_all_lights(context):
     cscene = context.scene.cycles
-    if cscene.device != 'GPU':
-        return False
-    return context.preferences.addons[__package__].preferences.has_multi_device()
+
+    return cscene.sample_all_lights_direct or cscene.sample_all_lights_indirect
 
 
 def show_device_active(context):
@@ -667,10 +667,6 @@ class CYCLES_RENDER_PT_performance_acceleration_structure(CyclesButtonsPanel, Pa
     bl_label = "Acceleration Structure"
     bl_parent_id = "CYCLES_RENDER_PT_performance"
 
-    @classmethod
-    def poll(cls, context):
-        return not use_optix(context) or has_multi_device(context)
-
     def draw(self, context):
         import _cycles
 
@@ -683,33 +679,21 @@ class CYCLES_RENDER_PT_performance_acceleration_structure(CyclesButtonsPanel, Pa
 
         col = layout.column()
 
-        use_embree = _cycles.with_embree
-
+        use_embree = False
         if use_cpu(context):
-            col.prop(cscene, "debug_use_spatial_splits")
-            if use_embree:
-                col.prop(cscene, "debug_use_compact_bvh")
-            else:
-                sub = col.column()
-                sub.active = not cscene.debug_use_spatial_splits
-                sub.prop(cscene, "debug_bvh_time_steps")
-
-                col.prop(cscene, "debug_use_hair_bvh")
-
+            use_embree = _cycles.with_embree
+            if not use_embree:
                 sub = col.column(align=True)
                 sub.label(text="Cycles built without Embree support")
                 sub.label(text="CPU raytracing performance will be poor")
-        else:
-            col.prop(cscene, "debug_use_spatial_splits")
-            sub = col.column()
-            sub.active = not cscene.debug_use_spatial_splits
-            sub.prop(cscene, "debug_bvh_time_steps")
 
-            col.prop(cscene, "debug_use_hair_bvh")
-
-            # CPU is used in addition to a GPU
-            if use_multi_device(context) and use_embree:
-                col.prop(cscene, "debug_use_compact_bvh")
+        col.prop(cscene, "debug_use_spatial_splits")
+        sub = col.column()
+        sub.active = not use_embree
+        sub.prop(cscene, "debug_use_hair_bvh")
+        sub = col.column()
+        sub.active = not cscene.debug_use_spatial_splits and not use_embree
+        sub.prop(cscene, "debug_bvh_time_steps")
 
 
 class CYCLES_RENDER_PT_performance_final_render(CyclesButtonsPanel, Panel):

intern/cycles/blender/mesh.cpp

@@ -1071,15 +1071,7 @@ static void create_subd_mesh(Scene *scene,
 
   for (BL::MeshEdge &e : b_mesh.edges) {
     if (e.crease() != 0.0f) {
-      mesh->add_edge_crease(e.vertices()[0], e.vertices()[1], e.crease());
-    }
-  }
-
-  for (BL::MeshVertexCreaseLayer &c : b_mesh.vertex_creases) {
-    for (int i = 0; i < c.data.length(); ++i) {
-      if (c.data[i].value() != 0.0f) {
-        mesh->add_vertex_crease(i, c.data[i].value());
-      }
+      mesh->add_crease(e.vertices()[0], e.vertices()[1], e.crease());
     }
   }
 

intern/cycles/blender/output_driver.cpp

@@ -51,6 +51,8 @@ bool BlenderOutputDriver::read_render_tile(const Tile &tile)
 
   BL::RenderLayer b_rlay = *b_single_rlay;
 
+  vector<float> pixels(tile.size.x * tile.size.y * 4);
+
   /* Copy each pass.
    * TODO:copy only the required ones for better performance? */
   for (BL::RenderPass &b_pass : b_rlay.passes) {
@@ -107,7 +109,7 @@ void BlenderOutputDriver::write_render_tile(const Tile &tile)
 
   BL::RenderLayer b_rlay = *b_single_rlay;
 
-  vector<float> pixels(static_cast<size_t>(tile.size.x) * tile.size.y * 4);
+  vector<float> pixels(tile.size.x * tile.size.y * 4);
 
   /* Copy each pass. */
   for (BL::RenderPass &b_pass : b_rlay.passes) {

intern/cycles/blender/shader.cpp

@@ -689,9 +689,6 @@ static ShaderNode *add_node(Scene *scene,
   else if (b_node.is_a(&RNA_ShaderNodeHairInfo)) {
     node = graph->create_node<HairInfoNode>();
   }
-  else if (b_node.is_a(&RNA_ShaderNodePointInfo)) {
-    node = graph->create_node<PointInfoNode>();
-  }
   else if (b_node.is_a(&RNA_ShaderNodeVolumeInfo)) {
     node = graph->create_node<VolumeInfoNode>();
   }

intern/cycles/blender/sync.cpp

@@ -787,7 +787,6 @@ SceneParams BlenderSync::get_scene_params(BL::Scene &b_scene, bool background)
     params.bvh_type = BVH_TYPE_DYNAMIC;
 
   params.use_bvh_spatial_split = RNA_boolean_get(&cscene, "debug_use_spatial_splits");
-  params.use_bvh_compact_structure = RNA_boolean_get(&cscene, "debug_use_compact_bvh");
   params.use_bvh_unaligned_nodes = RNA_boolean_get(&cscene, "debug_use_hair_bvh");
   params.num_bvh_time_steps = RNA_int_get(&cscene, "debug_bvh_time_steps");
 

intern/cycles/bvh/embree.cpp

@@ -61,26 +61,6 @@ static_assert(Object::MAX_MOTION_STEPS == Geometry::MAX_MOTION_STEPS,
 
 #  define IS_HAIR(x) (x & 1)
 
-/* This gets called by Embree at every valid ray/object intersection.
- * Things like recording subsurface or shadow hits for later evaluation
- * as well as filtering for volume objects happen here.
- * Cycles' own BVH does that directly inside the traversal calls.
- */
-static void rtc_filter_intersection_func(const RTCFilterFunctionNArguments *args)
-{
-  /* Current implementation in Cycles assumes only single-ray intersection queries. */
-  assert(args->N == 1);
-
-  RTCHit *hit = (RTCHit *)args->hit;
-  CCLIntersectContext *ctx = ((IntersectContext *)args->context)->userRayExt;
-  const KernelGlobalsCPU *kg = ctx->kg;
-  const Ray *cray = ctx->ray;
-
-  if (kernel_embree_is_self_intersection(kg, hit, cray)) {
-    *args->valid = 0;
-  }
-}
-
 /* This gets called by Embree at every valid ray/object intersection.
  * Things like recording subsurface or shadow hits for later evaluation
  * as well as filtering for volume objects happen here.
@@ -95,16 +75,12 @@ static void rtc_filter_occluded_func(const RTCFilterFunctionNArguments *args)
   RTCHit *hit = (RTCHit *)args->hit;
   CCLIntersectContext *ctx = ((IntersectContext *)args->context)->userRayExt;
   const KernelGlobalsCPU *kg = ctx->kg;
-  const Ray *cray = ctx->ray;
 
   switch (ctx->type) {
     case CCLIntersectContext::RAY_SHADOW_ALL: {
       Intersection current_isect;
       kernel_embree_convert_hit(kg, ray, hit, &current_isect);
-      if (intersection_skip_self_shadow(cray->self, current_isect.object, current_isect.prim)) {
-        *args->valid = 0;
-        return;
-      }
+
       /* If no transparent shadows or max number of hits exceeded, all light is blocked. */
       const int flags = intersection_get_shader_flags(kg, current_isect.prim, current_isect.type);
       if (!(flags & (SD_HAS_TRANSPARENT_SHADOW)) || ctx->num_hits >= ctx->max_hits) {
@@ -184,10 +160,6 @@ static void rtc_filter_occluded_func(const RTCFilterFunctionNArguments *args)
           break;
         }
       }
-      if (intersection_skip_self_local(cray->self, current_isect.prim)) {
-        *args->valid = 0;
-        return;
-      }
 
       /* No intersection information requested, just return a hit. */
       if (ctx->max_hits == 0) {
@@ -253,11 +225,6 @@ static void rtc_filter_occluded_func(const RTCFilterFunctionNArguments *args)
       if (ctx->num_hits < ctx->max_hits) {
         Intersection current_isect;
         kernel_embree_convert_hit(kg, ray, hit, &current_isect);
-        if (intersection_skip_self(cray->self, current_isect.object, current_isect.prim)) {
-          *args->valid = 0;
-          return;
-        }
-
         Intersection *isect = &ctx->isect_s[ctx->num_hits];
         ++ctx->num_hits;
         *isect = current_isect;
@@ -269,15 +236,12 @@ static void rtc_filter_occluded_func(const RTCFilterFunctionNArguments *args)
         }
         /* This tells Embree to continue tracing. */
         *args->valid = 0;
+        break;
       }
-      break;
     }
     case CCLIntersectContext::RAY_REGULAR:
     default:
-      if (kernel_embree_is_self_intersection(kg, hit, cray)) {
-        *args->valid = 0;
-        return;
-      }
+      /* Nothing to do here. */
       break;
   }
 }
@@ -293,14 +257,6 @@ static void rtc_filter_func_backface_cull(const RTCFilterFunctionNArguments *arg
     *args->valid = 0;
     return;
   }
-
-  CCLIntersectContext *ctx = ((IntersectContext *)args->context)->userRayExt;
-  const KernelGlobalsCPU *kg = ctx->kg;
-  const Ray *cray = ctx->ray;
-
-  if (kernel_embree_is_self_intersection(kg, hit, cray)) {
-    *args->valid = 0;
-  }
 }
 
 static void rtc_filter_occluded_func_backface_cull(const RTCFilterFunctionNArguments *args)
@@ -399,12 +355,10 @@ void BVHEmbree::build(Progress &progress, Stats *stats, RTCDevice rtc_device_)
   }
 
   const bool dynamic = params.bvh_type == BVH_TYPE_DYNAMIC;
-  const bool compact = params.use_compact_structure;
 
   scene = rtcNewScene(rtc_device);
   const RTCSceneFlags scene_flags = (dynamic ? RTC_SCENE_FLAG_DYNAMIC : RTC_SCENE_FLAG_NONE) |
-                                    (compact ? RTC_SCENE_FLAG_COMPACT : RTC_SCENE_FLAG_NONE) |
-                                    RTC_SCENE_FLAG_ROBUST;
+                                    RTC_SCENE_FLAG_COMPACT | RTC_SCENE_FLAG_ROBUST;
   rtcSetSceneFlags(scene, scene_flags);
   build_quality = dynamic ? RTC_BUILD_QUALITY_LOW :
                             (params.use_spatial_split ? RTC_BUILD_QUALITY_HIGH :
@@ -549,7 +503,6 @@ void BVHEmbree::add_triangles(const Object *ob, const Mesh *mesh, int i)
 
   rtcSetGeometryUserData(geom_id, (void *)prim_offset);
   rtcSetGeometryOccludedFilterFunction(geom_id, rtc_filter_occluded_func);
-  rtcSetGeometryIntersectFilterFunction(geom_id, rtc_filter_intersection_func);
   rtcSetGeometryMask(geom_id, ob->visibility_for_tracing());
 
   rtcCommitGeometry(geom_id);
@@ -812,7 +765,6 @@ void BVHEmbree::add_curves(const Object *ob, const Hair *hair, int i)
 
   rtcSetGeometryUserData(geom_id, (void *)prim_offset);
   if (hair->curve_shape == CURVE_RIBBON) {
-    rtcSetGeometryIntersectFilterFunction(geom_id, rtc_filter_intersection_func);
     rtcSetGeometryOccludedFilterFunction(geom_id, rtc_filter_occluded_func);
   }
   else {

intern/cycles/bvh/params.h

@@ -97,9 +97,6 @@ class BVHParams {
    */
   bool use_unaligned_nodes;
 
-  /* Use compact acceleration structure (Embree)*/
-  bool use_compact_structure;
-
   /* Split time range to this number of steps and create leaf node for each
    * of this time steps.
    *

intern/cycles/device/metal/bvh.h

@@ -58,11 +58,6 @@ class BVHMetal : public BVH {
                        id<MTLCommandQueue> queue,
                        Geometry *const geom,
                        bool refit);
-  bool build_BLAS_pointcloud(Progress &progress,
-                             id<MTLDevice> device,
-                             id<MTLCommandQueue> queue,
-                             Geometry *const geom,
-                             bool refit);
   bool build_TLAS(Progress &progress, id<MTLDevice> device, id<MTLCommandQueue> queue, bool refit);
 };
 

intern/cycles/device/metal/bvh.mm

@@ -19,7 +19,6 @@
 #  include "scene/hair.h"
 #  include "scene/mesh.h"
 #  include "scene/object.h"
-#  include "scene/pointcloud.h"
 
 #  include "util/progress.h"
 
@@ -476,220 +475,6 @@ bool BVHMetal::build_BLAS_hair(Progress &progress,
   return false;
 }
 
-bool BVHMetal::build_BLAS_pointcloud(Progress &progress,
-                                     id<MTLDevice> device,
-                                     id<MTLCommandQueue> queue,
-                                     Geometry *const geom,
-                                     bool refit)
-{
-  if (@available(macos 12.0, *)) {
-    /* Build BLAS for point cloud */
-    PointCloud *pointcloud = static_cast<PointCloud *>(geom);
-    if (pointcloud->num_points() == 0) {
-      return false;
-    }
-
-    /*------------------------------------------------*/
-    BVH_status("Building pointcloud BLAS | %7d points | %s",
-               (int)pointcloud->num_points(),
-               geom->name.c_str());
-    /*------------------------------------------------*/
-
-    const size_t num_points = pointcloud->get_points().size();
-    const float3 *points = pointcloud->get_points().data();
-    const float *radius = pointcloud->get_radius().data();
-
-    const bool use_fast_trace_bvh = (params.bvh_type == BVH_TYPE_STATIC);
-
-    size_t num_motion_steps = 1;
-    Attribute *motion_keys = pointcloud->attributes.find(ATTR_STD_MOTION_VERTEX_POSITION);
-    if (motion_blur && pointcloud->get_use_motion_blur() && motion_keys) {
-      num_motion_steps = pointcloud->get_motion_steps();
-    }
-
-    const size_t num_aabbs = num_motion_steps;
-
-    MTLResourceOptions storage_mode;
-    if (device.hasUnifiedMemory) {
-      storage_mode = MTLResourceStorageModeShared;
-    }
-    else {
-      storage_mode = MTLResourceStorageModeManaged;
-    }
-
-    /* Allocate a GPU buffer for the AABB data and populate it */
-    id<MTLBuffer> aabbBuf = [device
-        newBufferWithLength:num_aabbs * sizeof(MTLAxisAlignedBoundingBox)
-                    options:storage_mode];
-    MTLAxisAlignedBoundingBox *aabb_data = (MTLAxisAlignedBoundingBox *)[aabbBuf contents];
-
-    /* Get AABBs for each motion step */
-    size_t center_step = (num_motion_steps - 1) / 2;
-    for (size_t step = 0; step < num_motion_steps; ++step) {
-      /* The center step for motion vertices is not stored in the attribute */
-      if (step != center_step) {
-        size_t attr_offset = (step > center_step) ? step - 1 : step;
-        points = motion_keys->data_float3() + attr_offset * num_points;
-      }
-
-      for (size_t j = 0; j < num_points; ++j) {
-        const PointCloud::Point point = pointcloud->get_point(j);
-        BoundBox bounds = BoundBox::empty;
-        point.bounds_grow(points, radius, bounds);
-
-        const size_t index = step * num_points + j;
-        aabb_data[index].min = (MTLPackedFloat3 &)bounds.min;
-        aabb_data[index].max = (MTLPackedFloat3 &)bounds.max;
-      }
-    }
-
-    if (storage_mode == MTLResourceStorageModeManaged) {
-      [aabbBuf didModifyRange:NSMakeRange(0, aabbBuf.length)];
-    }
-
-#  if 0
-    for (size_t i=0; i<num_aabbs && i < 400; i++) {
-      MTLAxisAlignedBoundingBox& bb = aabb_data[i];
-      printf("  %d:   %.1f,%.1f,%.1f -- %.1f,%.1f,%.1f\n", int(i), bb.min.x, bb.min.y, bb.min.z, bb.max.x, bb.max.y, bb.max.z);
-    }
-#  endif
-
-    MTLAccelerationStructureGeometryDescriptor *geomDesc;
-    if (motion_blur) {
-      std::vector<MTLMotionKeyframeData *> aabb_ptrs;
-      aabb_ptrs.reserve(num_motion_steps);
-      for (size_t step = 0; step < num_motion_steps; ++step) {
-        MTLMotionKeyframeData *k = [MTLMotionKeyframeData data];
-        k.buffer = aabbBuf;
-        k.offset = step * num_points * sizeof(MTLAxisAlignedBoundingBox);
-        aabb_ptrs.push_back(k);
-      }
-
-      MTLAccelerationStructureMotionBoundingBoxGeometryDescriptor *geomDescMotion =
-          [MTLAccelerationStructureMotionBoundingBoxGeometryDescriptor descriptor];
-      geomDescMotion.boundingBoxBuffers = [NSArray arrayWithObjects:aabb_ptrs.data()
-                                                              count:aabb_ptrs.size()];
-      geomDescMotion.boundingBoxCount = num_points;
-      geomDescMotion.boundingBoxStride = sizeof(aabb_data[0]);
-      geomDescMotion.intersectionFunctionTableOffset = 2;
-
-      /* Force a single any-hit call, so shadow record-all behavior works correctly */
-      /* (Match optix behavior: unsigned int build_flags =
-       * OPTIX_GEOMETRY_FLAG_REQUIRE_SINGLE_ANYHIT_CALL;) */
-      geomDescMotion.allowDuplicateIntersectionFunctionInvocation = false;
-      geomDescMotion.opaque = true;
-      geomDesc = geomDescMotion;
-    }
-    else {
-      MTLAccelerationStructureBoundingBoxGeometryDescriptor *geomDescNoMotion =
-          [MTLAccelerationStructureBoundingBoxGeometryDescriptor descriptor];
-      geomDescNoMotion.boundingBoxBuffer = aabbBuf;
-      geomDescNoMotion.boundingBoxBufferOffset = 0;
-      geomDescNoMotion.boundingBoxCount = int(num_aabbs);
-      geomDescNoMotion.boundingBoxStride = sizeof(aabb_data[0]);
-      geomDescNoMotion.intersectionFunctionTableOffset = 2;
-
-      /* Force a single any-hit call, so shadow record-all behavior works correctly */
-      /* (Match optix behavior: unsigned int build_flags =
-       * OPTIX_GEOMETRY_FLAG_REQUIRE_SINGLE_ANYHIT_CALL;) */
-      geomDescNoMotion.allowDuplicateIntersectionFunctionInvocation = false;
-      geomDescNoMotion.opaque = true;
-      geomDesc = geomDescNoMotion;
-    }
-
-    MTLPrimitiveAccelerationStructureDescriptor *accelDesc =
-        [MTLPrimitiveAccelerationStructureDescriptor descriptor];
-    accelDesc.geometryDescriptors = @[ geomDesc ];
-
-    if (motion_blur) {
-      accelDesc.motionStartTime = 0.0f;
-      accelDesc.motionEndTime = 1.0f;
-      accelDesc.motionStartBorderMode = MTLMotionBorderModeVanish;
-      accelDesc.motionEndBorderMode = MTLMotionBorderModeVanish;
-      accelDesc.motionKeyframeCount = num_motion_steps;
-    }
-
-    if (!use_fast_trace_bvh) {
-      accelDesc.usage |= (MTLAccelerationStructureUsageRefit |
-                          MTLAccelerationStructureUsagePreferFastBuild);
-    }
-
-    MTLAccelerationStructureSizes accelSizes = [device
-        accelerationStructureSizesWithDescriptor:accelDesc];
-    id<MTLAccelerationStructure> accel_uncompressed = [device
-        newAccelerationStructureWithSize:accelSizes.accelerationStructureSize];
-    id<MTLBuffer> scratchBuf = [device newBufferWithLength:accelSizes.buildScratchBufferSize
-                                                   options:MTLResourceStorageModePrivate];
-    id<MTLBuffer> sizeBuf = [device newBufferWithLength:8 options:MTLResourceStorageModeShared];
-    id<MTLCommandBuffer> accelCommands = [queue commandBuffer];
-    id<MTLAccelerationStructureCommandEncoder> accelEnc =
-        [accelCommands accelerationStructureCommandEncoder];
-    if (refit) {
-      [accelEnc refitAccelerationStructure:accel_struct
-                                descriptor:accelDesc
-                               destination:accel_uncompressed
-                             scratchBuffer:scratchBuf
-                       scratchBufferOffset:0];
-    }
-    else {
-      [accelEnc buildAccelerationStructure:accel_uncompressed
-                                descriptor:accelDesc
-                             scratchBuffer:scratchBuf
-                       scratchBufferOffset:0];
-    }
-    if (use_fast_trace_bvh) {
-      [accelEnc writeCompactedAccelerationStructureSize:accel_uncompressed
-                                               toBuffer:sizeBuf
-                                                 offset:0
-                                           sizeDataType:MTLDataTypeULong];
-    }
-    [accelEnc endEncoding];
-    [accelCommands addCompletedHandler:^(id<MTLCommandBuffer> command_buffer) {
-      /* free temp resources */
-      [scratchBuf release];
-      [aabbBuf release];
-
-      if (use_fast_trace_bvh) {
-        /* Compact the accel structure */
-        uint64_t compressed_size = *(uint64_t *)sizeBuf.contents;
-
-        dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
-          id<MTLCommandBuffer> accelCommands = [queue commandBuffer];
-          id<MTLAccelerationStructureCommandEncoder> accelEnc =
-              [accelCommands accelerationStructureCommandEncoder];
-          id<MTLAccelerationStructure> accel = [device
-              newAccelerationStructureWithSize:compressed_size];
-          [accelEnc copyAndCompactAccelerationStructure:accel_uncompressed
-                                toAccelerationStructure:accel];
-          [accelEnc endEncoding];
-          [accelCommands addCompletedHandler:^(id<MTLCommandBuffer> command_buffer) {
-            uint64_t allocated_size = [accel allocatedSize];
-            stats.mem_alloc(allocated_size);
-            accel_struct = accel;
-            [accel_uncompressed release];
-            accel_struct_building = false;
-          }];
-          [accelCommands commit];
-        });
-      }
-      else {
-        /* set our acceleration structure to the uncompressed structure */
-        accel_struct = accel_uncompressed;
-
-        uint64_t allocated_size = [accel_struct allocatedSize];
-        stats.mem_alloc(allocated_size);
-        accel_struct_building = false;
-      }
-      [sizeBuf release];
-    }];
-
-    accel_struct_building = true;
-    [accelCommands commit];
-    return true;
-  }
-  return false;
-}
-
 bool BVHMetal::build_BLAS(Progress &progress,
                           id<MTLDevice> device,
                           id<MTLCommandQueue> queue,
@@ -706,8 +491,6 @@ bool BVHMetal::build_BLAS(Progress &progress,
         return build_BLAS_mesh(progress, device, queue, geom, refit);
       case Geometry::HAIR:
         return build_BLAS_hair(progress, device, queue, geom, refit);
-      case Geometry::POINTCLOUD:
-        return build_BLAS_pointcloud(progress, device, queue, geom, refit);
       default:
         return false;
     }

intern/cycles/device/metal/device_impl.h

@@ -115,8 +115,6 @@ class MetalDevice : public Device {
 
   void load_texture_info();
 
-  void erase_allocation(device_memory &mem);
-
   virtual bool should_use_graphics_interop() override;
 
   virtual unique_ptr<DeviceQueue> gpu_queue_create() override;

intern/cycles/device/metal/device_impl.mm

@@ -87,14 +87,17 @@ MetalDevice::MetalDevice(const DeviceInfo &info, Stats &stats, Profiler &profile
     default:
       break;
     case METAL_GPU_INTEL: {
+      use_metalrt = false;
       max_threads_per_threadgroup = 64;
       break;
     }
     case METAL_GPU_AMD: {
+      use_metalrt = false;
       max_threads_per_threadgroup = 128;
       break;
     }
     case METAL_GPU_APPLE: {
+      use_metalrt = true;
       max_threads_per_threadgroup = 512;
       break;
     }
@@ -429,25 +432,6 @@ void MetalDevice::load_texture_info()
   }
 }
 
-void MetalDevice::erase_allocation(device_memory &mem)
-{
-  stats.mem_free(mem.device_size);
-  mem.device_pointer = 0;
-  mem.device_size = 0;
-
-  auto it = metal_mem_map.find(&mem);
-  if (it != metal_mem_map.end()) {
-    MetalMem *mmem = it->second.get();
-
-    /* blank out reference to MetalMem* in the launch params (fixes crash T94736) */
-    if (mmem->pointer_index >= 0) {
-      device_ptr *pointers = (device_ptr *)&launch_params;
-      pointers[mmem->pointer_index] = 0;
-    }
-    metal_mem_map.erase(it);
-  }
-}
-
 MetalDevice::MetalMem *MetalDevice::generic_alloc(device_memory &mem)
 {
   size_t size = mem.memory_size();
@@ -577,7 +561,11 @@ void MetalDevice::generic_free(device_memory &mem)
       mmem.mtlBuffer = nil;
     }
 
-    erase_allocation(mem);
+    stats.mem_free(mem.device_size);
+    mem.device_pointer = 0;
+    mem.device_size = 0;
+
+    metal_mem_map.erase(&mem);
   }
 }
 
@@ -966,7 +954,10 @@ void MetalDevice::tex_free(device_texture &mem)
       delayed_free_list.push_back(mmem.mtlTexture);
       mmem.mtlTexture = nil;
     }
-    erase_allocation(mem);
+    stats.mem_free(mem.device_size);
+    mem.device_pointer = 0;
+    mem.device_size = 0;
+    metal_mem_map.erase(&mem);
   }
 }
 

intern/cycles/device/metal/kernel.h

@@ -36,8 +36,6 @@ enum {
   METALRT_FUNC_CURVE_RIBBON_SHADOW,
   METALRT_FUNC_CURVE_ALL,
   METALRT_FUNC_CURVE_ALL_SHADOW,
-  METALRT_FUNC_POINT,
-  METALRT_FUNC_POINT_SHADOW,
   METALRT_FUNC_NUM
 };
 

intern/cycles/device/metal/kernel.mm

@@ -358,8 +358,6 @@ bool MetalDeviceKernels::load(MetalDevice *device, int kernel_type)
           "__intersection__curve_ribbon_shadow",
           "__intersection__curve_all",
           "__intersection__curve_all_shadow",
-          "__intersection__point",
-          "__intersection__point_shadow",
       };
       assert(sizeof(function_names) / sizeof(function_names[0]) == METALRT_FUNC_NUM);
 
@@ -402,50 +400,36 @@ bool MetalDeviceKernels::load(MetalDevice *device, int kernel_type)
     NSArray *function_list = nil;
 
     if (device->use_metalrt) {
-      id<MTLFunction> curve_intersect_default = nil;
-      id<MTLFunction> curve_intersect_shadow = nil;
-      id<MTLFunction> point_intersect_default = nil;
-      id<MTLFunction> point_intersect_shadow = nil;
+      id<MTLFunction> box_intersect_default = nil;
+      id<MTLFunction> box_intersect_shadow = nil;
       if (device->kernel_features & KERNEL_FEATURE_HAIR) {
         /* Add curve intersection programs. */
         if (device->kernel_features & KERNEL_FEATURE_HAIR_THICK) {
           /* Slower programs for thick hair since that also slows down ribbons.
            * Ideally this should not be needed. */
-          curve_intersect_default = rt_intersection_funcs[kernel_type][METALRT_FUNC_CURVE_ALL];
-          curve_intersect_shadow =
-              rt_intersection_funcs[kernel_type][METALRT_FUNC_CURVE_ALL_SHADOW];
+          box_intersect_default = rt_intersection_funcs[kernel_type][METALRT_FUNC_CURVE_ALL];
+          box_intersect_shadow = rt_intersection_funcs[kernel_type][METALRT_FUNC_CURVE_ALL_SHADOW];
         }
         else {
-          curve_intersect_default = rt_intersection_funcs[kernel_type][METALRT_FUNC_CURVE_RIBBON];
-          curve_intersect_shadow =
+          box_intersect_default = rt_intersection_funcs[kernel_type][METALRT_FUNC_CURVE_RIBBON];
+          box_intersect_shadow =
               rt_intersection_funcs[kernel_type][METALRT_FUNC_CURVE_RIBBON_SHADOW];
         }
       }
-      if (device->kernel_features & KERNEL_FEATURE_POINTCLOUD) {
-        point_intersect_default = rt_intersection_funcs[kernel_type][METALRT_FUNC_POINT];
-        point_intersect_shadow = rt_intersection_funcs[kernel_type][METALRT_FUNC_POINT_SHADOW];
-      }
       table_functions[METALRT_TABLE_DEFAULT] = [NSArray
           arrayWithObjects:rt_intersection_funcs[kernel_type][METALRT_FUNC_DEFAULT_TRI],
-                           curve_intersect_default ?
-                               curve_intersect_default :
-                               rt_intersection_funcs[kernel_type][METALRT_FUNC_DEFAULT_BOX],
-                           point_intersect_default ?
-                               point_intersect_default :
+                           box_intersect_default ?
+                               box_intersect_default :
                                rt_intersection_funcs[kernel_type][METALRT_FUNC_DEFAULT_BOX],
                            nil];
       table_functions[METALRT_TABLE_SHADOW] = [NSArray
           arrayWithObjects:rt_intersection_funcs[kernel_type][METALRT_FUNC_SHADOW_TRI],
-                           curve_intersect_shadow ?
-                               curve_intersect_shadow :
-                               rt_intersection_funcs[kernel_type][METALRT_FUNC_SHADOW_BOX],
-                           point_intersect_shadow ?
-                               point_intersect_shadow :
+                           box_intersect_shadow ?
+                               box_intersect_shadow :
                                rt_intersection_funcs[kernel_type][METALRT_FUNC_SHADOW_BOX],
                            nil];
       table_functions[METALRT_TABLE_LOCAL] = [NSArray
           arrayWithObjects:rt_intersection_funcs[kernel_type][METALRT_FUNC_LOCAL_TRI],
-                           rt_intersection_funcs[kernel_type][METALRT_FUNC_LOCAL_BOX],
                            rt_intersection_funcs[kernel_type][METALRT_FUNC_LOCAL_BOX],
                            nil];
 

intern/cycles/device/optix/device_impl.cpp

@@ -226,7 +226,7 @@ bool OptiXDevice::load_kernels(const uint kernel_features)
   pipeline_options.usesMotionBlur = false;
   pipeline_options.traversableGraphFlags =
       OPTIX_TRAVERSABLE_GRAPH_FLAG_ALLOW_SINGLE_LEVEL_INSTANCING;
-  pipeline_options.numPayloadValues = 8;
+  pipeline_options.numPayloadValues = 6;
   pipeline_options.numAttributeValues = 2; /* u, v */
   pipeline_options.exceptionFlags = OPTIX_EXCEPTION_FLAG_NONE;
   pipeline_options.pipelineLaunchParamsVariableName = "__params"; /* See globals.h */

intern/cycles/integrator/pass_accessor.cpp

@@ -141,7 +141,6 @@ bool PassAccessor::get_render_tile_pixels(const RenderBuffers *render_buffers,
   const PassType type = pass_access_info_.type;
   const PassMode mode = pass_access_info_.mode;
   const PassInfo pass_info = Pass::get_info(type, pass_access_info_.include_albedo);
-  int num_written_components = pass_info.num_components;
 
   if (pass_info.num_components == 1) {
     /* Single channel passes. */
@@ -189,10 +188,8 @@ bool PassAccessor::get_render_tile_pixels(const RenderBuffers *render_buffers,
     else if ((pass_info.divide_type != PASS_NONE || pass_info.direct_type != PASS_NONE ||
               pass_info.indirect_type != PASS_NONE) &&
              mode != PassMode::DENOISED) {
-      /* RGB lighting passes that need to divide out color and/or sum direct and indirect.
-       * These can also optionally write alpha like the combined pass. */
+      /* RGB lighting passes that need to divide out color and/or sum direct and indirect. */
       get_pass_light_path(render_buffers, buffer_params, destination);
-      num_written_components = 4;
     }
     else {
       /* Passes that need no special computation, or denoised passes that already
@@ -218,7 +215,7 @@ bool PassAccessor::get_render_tile_pixels(const RenderBuffers *render_buffers,
     }
   }
 
-  pad_pixels(buffer_params, destination, num_written_components);
+  pad_pixels(buffer_params, destination, pass_info.num_components);
 
   return true;
 }

intern/cycles/integrator/path_trace.cpp

@@ -820,15 +820,8 @@ void PathTrace::tile_buffer_read()
     return;
   }
 
-  /* Read buffers back from device. */
-  tbb::parallel_for_each(path_trace_works_, [&](unique_ptr<PathTraceWork> &path_trace_work) {
-    path_trace_work->copy_render_buffers_from_device();
-  });
-
-  /* Read (subset of) passes from output driver. */
   PathTraceTile tile(*this);
   if (output_driver_->read_render_tile(tile)) {
-    /* Copy buffers to device again. */
     tbb::parallel_for_each(path_trace_works_, [](unique_ptr<PathTraceWork> &path_trace_work) {
       path_trace_work->copy_render_buffers_to_device();
     });

intern/cycles/kernel/bvh/bvh.h

@@ -173,16 +173,15 @@ ccl_device_intersect bool scene_intersect(KernelGlobals kg,
   uint p3 = 0;
   uint p4 = visibility;
   uint p5 = PRIMITIVE_NONE;
-  uint p6 = ((uint64_t)ray) & 0xFFFFFFFF;
-  uint p7 = (((uint64_t)ray) >> 32) & 0xFFFFFFFF;
 
   uint ray_mask = visibility & 0xFF;
-  uint ray_flags = OPTIX_RAY_FLAG_ENFORCE_ANYHIT;
+  uint ray_flags = OPTIX_RAY_FLAG_NONE;
   if (0 == ray_mask && (visibility & ~0xFF) != 0) {
     ray_mask = 0xFF;
+    ray_flags = OPTIX_RAY_FLAG_ENFORCE_ANYHIT;
   }
   else if (visibility & PATH_RAY_SHADOW_OPAQUE) {
-    ray_flags |= OPTIX_RAY_FLAG_TERMINATE_ON_FIRST_HIT;
+    ray_flags = OPTIX_RAY_FLAG_TERMINATE_ON_FIRST_HIT;
   }
 
   optixTrace(scene_intersect_valid(ray) ? kernel_data.bvh.scene : 0,
@@ -201,9 +200,7 @@ ccl_device_intersect bool scene_intersect(KernelGlobals kg,
              p2,
              p3,
              p4,
-             p5,
-             p6,
-             p7);
+             p5);
 
   isect->t = __uint_as_float(p0);
   isect->u = __uint_as_float(p1);
@@ -245,7 +242,6 @@ ccl_device_intersect bool scene_intersect(KernelGlobals kg,
   }
 
   MetalRTIntersectionPayload payload;
-  payload.self = ray->self;
   payload.u = 0.0f;
   payload.v = 0.0f;
   payload.visibility = visibility;
@@ -313,7 +309,6 @@ ccl_device_intersect bool scene_intersect(KernelGlobals kg,
     CCLIntersectContext ctx(kg, CCLIntersectContext::RAY_REGULAR);
     IntersectContext rtc_ctx(&ctx);
     RTCRayHit ray_hit;
-    ctx.ray = ray;
     kernel_embree_setup_rayhit(*ray, ray_hit, visibility);
     rtcIntersect1(kernel_data.bvh.scene, &rtc_ctx.context, &ray_hit);
     if (ray_hit.hit.geomID != RTC_INVALID_GEOMETRY_ID &&
@@ -361,9 +356,6 @@ ccl_device_intersect bool scene_intersect_local(KernelGlobals kg,
   uint p2 = pointer_pack_to_uint_0(local_isect);
   uint p3 = pointer_pack_to_uint_1(local_isect);
   uint p4 = local_object;
-  uint p6 = ((uint64_t)ray) & 0xFFFFFFFF;
-  uint p7 = (((uint64_t)ray) >> 32) & 0xFFFFFFFF;
-
   /* Is set to zero on miss or if ray is aborted, so can be used as return value. */
   uint p5 = max_hits;
 
@@ -387,9 +379,7 @@ ccl_device_intersect bool scene_intersect_local(KernelGlobals kg,
              p2,
              p3,
              p4,
-             p5,
-             p6,
-             p7);
+             p5);
 
   return p5;
 #  elif defined(__METALRT__)
@@ -427,7 +417,6 @@ ccl_device_intersect bool scene_intersect_local(KernelGlobals kg,
   }
 
   MetalRTIntersectionLocalPayload payload;
-  payload.self = ray->self;
   payload.local_object = local_object;
   payload.max_hits = max_hits;
   payload.local_isect.num_hits = 0;
@@ -471,7 +460,6 @@ ccl_device_intersect bool scene_intersect_local(KernelGlobals kg,
         kg, has_bvh ? CCLIntersectContext::RAY_SSS : CCLIntersectContext::RAY_LOCAL);
     ctx.lcg_state = lcg_state;
     ctx.max_hits = max_hits;
-    ctx.ray = ray;
     ctx.local_isect = local_isect;
     if (local_isect) {
       local_isect->num_hits = 0;
@@ -544,8 +532,6 @@ ccl_device_intersect bool scene_intersect_shadow_all(KernelGlobals kg,
   uint p3 = max_hits;
   uint p4 = visibility;
   uint p5 = false;
-  uint p6 = ((uint64_t)ray) & 0xFFFFFFFF;
-  uint p7 = (((uint64_t)ray) >> 32) & 0xFFFFFFFF;
 
   uint ray_mask = visibility & 0xFF;
   if (0 == ray_mask && (visibility & ~0xFF) != 0) {
@@ -569,9 +555,7 @@ ccl_device_intersect bool scene_intersect_shadow_all(KernelGlobals kg,
              p2,
              p3,
              p4,
-             p5,
-             p6,
-             p7);
+             p5);
 
   *num_recorded_hits = uint16_unpack_from_uint_0(p2);
   *throughput = __uint_as_float(p1);
@@ -604,7 +588,6 @@ ccl_device_intersect bool scene_intersect_shadow_all(KernelGlobals kg,
   }
 
   MetalRTIntersectionShadowPayload payload;
-  payload.self = ray->self;
   payload.visibility = visibility;
   payload.max_hits = max_hits;
   payload.num_hits = 0;
@@ -651,7 +634,6 @@ ccl_device_intersect bool scene_intersect_shadow_all(KernelGlobals kg,
     Intersection *isect_array = (Intersection *)state->shadow_isect;
     ctx.isect_s = isect_array;
     ctx.max_hits = max_hits;
-    ctx.ray = ray;
     IntersectContext rtc_ctx(&ctx);
     RTCRay rtc_ray;
     kernel_embree_setup_ray(*ray, rtc_ray, visibility);
@@ -703,8 +685,6 @@ ccl_device_intersect bool scene_intersect_volume(KernelGlobals kg,
   uint p3 = 0;
   uint p4 = visibility;
   uint p5 = PRIMITIVE_NONE;
-  uint p6 = ((uint64_t)ray) & 0xFFFFFFFF;
-  uint p7 = (((uint64_t)ray) >> 32) & 0xFFFFFFFF;
 
   uint ray_mask = visibility & 0xFF;
   if (0 == ray_mask && (visibility & ~0xFF) != 0) {
@@ -728,9 +708,7 @@ ccl_device_intersect bool scene_intersect_volume(KernelGlobals kg,
              p2,
              p3,
              p4,
-             p5,
-             p6,
-             p7);
+             p5);
 
   isect->t = __uint_as_float(p0);
   isect->u = __uint_as_float(p1);
@@ -766,7 +744,6 @@ ccl_device_intersect bool scene_intersect_volume(KernelGlobals kg,
   }
 
   MetalRTIntersectionPayload payload;
-  payload.self = ray->self;
   payload.visibility = visibility;
 
   typename metalrt_intersector_type::result_type intersection;
@@ -843,7 +820,6 @@ ccl_device_intersect uint scene_intersect_volume_all(KernelGlobals kg,
     ctx.isect_s = isect;
     ctx.max_hits = max_hits;
     ctx.num_hits = 0;
-    ctx.ray = ray;
     IntersectContext rtc_ctx(&ctx);
     RTCRay rtc_ray;
     kernel_embree_setup_ray(*ray, rtc_ray, visibility);

intern/cycles/kernel/bvh/embree.h

@@ -22,8 +22,6 @@
 #include "kernel/device/cpu/compat.h"
 #include "kernel/device/cpu/globals.h"
 
-#include "kernel/bvh/util.h"
-
 #include "util/vector.h"
 
 CCL_NAMESPACE_BEGIN
@@ -40,9 +38,6 @@ struct CCLIntersectContext {
   KernelGlobals kg;
   RayType type;
 
-  /* For avoiding self intersections */
-  const Ray *ray;
-
   /* for shadow rays */
   Intersection *isect_s;
   uint max_hits;
@@ -61,7 +56,6 @@ struct CCLIntersectContext {
   {
     kg = kg_;
     type = type_;
-    ray = NULL;
     max_hits = 1;
     num_hits = 0;
     num_recorded_hits = 0;
@@ -108,34 +102,7 @@ ccl_device_inline void kernel_embree_setup_rayhit(const Ray &ray,
 {
   kernel_embree_setup_ray(ray, rayhit.ray, visibility);
   rayhit.hit.geomID = RTC_INVALID_GEOMETRY_ID;
-  rayhit.hit.instID[0] = RTC_INVALID_GEOMETRY_ID;
-}
-
-ccl_device_inline bool kernel_embree_is_self_intersection(const KernelGlobals kg,
-                                                          const RTCHit *hit,
-                                                          const Ray *ray)
-{
-  bool status = false;
-  if (hit->instID[0] != RTC_INVALID_GEOMETRY_ID) {
-    const int oID = hit->instID[0] / 2;
-    if ((ray->self.object == oID) || (ray->self.light_object == oID)) {
-      RTCScene inst_scene = (RTCScene)rtcGetGeometryUserData(
-          rtcGetGeometry(kernel_data.bvh.scene, hit->instID[0]));
-      const int pID = hit->primID +
-                      (intptr_t)rtcGetGeometryUserData(rtcGetGeometry(inst_scene, hit->geomID));
-      status = intersection_skip_self_shadow(ray->self, oID, pID);
-    }
-  }
-  else {
-    const int oID = hit->geomID / 2;
-    if ((ray->self.object == oID) || (ray->self.light_object == oID)) {
-      const int pID = hit->primID + (intptr_t)rtcGetGeometryUserData(
-                                        rtcGetGeometry(kernel_data.bvh.scene, hit->geomID));
-      status = intersection_skip_self_shadow(ray->self, oID, pID);
-    }
-  }
-
-  return status;
+  rayhit.hit.primID = RTC_INVALID_GEOMETRY_ID;
 }
 
 ccl_device_inline void kernel_embree_convert_hit(KernelGlobals kg,

intern/cycles/kernel/bvh/local.h

@@ -157,11 +157,7 @@ ccl_device_inline
                 }
               }
 
-              /* Skip self intersection. */
               const int prim = kernel_tex_fetch(__prim_index, prim_addr);
-              if (intersection_skip_self_local(ray->self, prim)) {
-                continue;
-              }
 
               if (triangle_intersect_local(kg,
                                            local_isect,
@@ -192,11 +188,7 @@ ccl_device_inline
                 }
               }
 
-              /* Skip self intersection. */
               const int prim = kernel_tex_fetch(__prim_index, prim_addr);
-              if (intersection_skip_self_local(ray->self, prim)) {
-                continue;
-              }
 
               if (motion_triangle_intersect_local(kg,
                                                   local_isect,

intern/cycles/kernel/bvh/metal.h

@@ -15,7 +15,6 @@
  */
 
 struct MetalRTIntersectionPayload {
-  RaySelfPrimitives self;
   uint visibility;
   float u, v;
   int prim;
@@ -26,7 +25,6 @@ struct MetalRTIntersectionPayload {
 };
 
 struct MetalRTIntersectionLocalPayload {
-  RaySelfPrimitives self;
   uint local_object;
   uint lcg_state;
   short max_hits;
@@ -36,7 +34,6 @@ struct MetalRTIntersectionLocalPayload {
 };
 
 struct MetalRTIntersectionShadowPayload {
-  RaySelfPrimitives self;
   uint visibility;
 #if defined(__METALRT_MOTION__)
   float time;

intern/cycles/kernel/bvh/shadow_all.h

@@ -160,9 +160,6 @@ ccl_device_inline
                                         kernel_tex_fetch(__prim_object, prim_addr) :
                                         object;
             const int prim = kernel_tex_fetch(__prim_index, prim_addr);
-            if (intersection_skip_self_shadow(ray->self, prim_object, prim)) {
-              continue;
-            }
 
             switch (type & PRIMITIVE_ALL) {
               case PRIMITIVE_TRIANGLE: {

intern/cycles/kernel/bvh/traversal.h

@@ -133,29 +133,35 @@ ccl_device_noinline bool BVH_FUNCTION_FULL_NAME(BVH)(KernelGlobals kg,
           --stack_ptr;
 
           /* primitive intersection */
-          for (; prim_addr < prim_addr2; prim_addr++) {
-            kernel_assert(kernel_tex_fetch(__prim_type, prim_addr) == type);
+          switch (type & PRIMITIVE_ALL) {
+            case PRIMITIVE_TRIANGLE: {
+              for (; prim_addr < prim_addr2; prim_addr++) {
+                kernel_assert(kernel_tex_fetch(__prim_type, prim_addr) == type);
 
-            const int prim_object = (object == OBJECT_NONE) ?
-                                        kernel_tex_fetch(__prim_object, prim_addr) :
-                                        object;
-            const int prim = kernel_tex_fetch(__prim_index, prim_addr);
-            if (intersection_skip_self_shadow(ray->self, prim_object, prim)) {
-              continue;
-            }
+                const int prim_object = (object == OBJECT_NONE) ?
+                                            kernel_tex_fetch(__prim_object, prim_addr) :
+                                            object;
+                const int prim = kernel_tex_fetch(__prim_index, prim_addr);
 
-            switch (type & PRIMITIVE_ALL) {
-              case PRIMITIVE_TRIANGLE: {
                 if (triangle_intersect(
                         kg, isect, P, dir, isect->t, visibility, prim_object, prim, prim_addr)) {
                   /* shadow ray early termination */
                   if (visibility & PATH_RAY_SHADOW_OPAQUE)
                     return true;
                 }
-                break;
               }
+              break;
+            }
 #if BVH_FEATURE(BVH_MOTION)
-              case PRIMITIVE_MOTION_TRIANGLE: {
+            case PRIMITIVE_MOTION_TRIANGLE: {
+              for (; prim_addr < prim_addr2; prim_addr++) {
+                kernel_assert(kernel_tex_fetch(__prim_type, prim_addr) == type);
+
+                const int prim_object = (object == OBJECT_NONE) ?
+                                            kernel_tex_fetch(__prim_object, prim_addr) :
+                                            object;
+                const int prim = kernel_tex_fetch(__prim_index, prim_addr);
+
                 if (motion_triangle_intersect(kg,
                                               isect,
                                               P,
@@ -170,21 +176,28 @@ ccl_device_noinline bool BVH_FUNCTION_FULL_NAME(BVH)(KernelGlobals kg,
                   if (visibility & PATH_RAY_SHADOW_OPAQUE)
                     return true;
                 }
-                break;
               }
+              break;
+            }
 #endif /* BVH_FEATURE(BVH_MOTION) */
 #if BVH_FEATURE(BVH_HAIR)
-              case PRIMITIVE_CURVE_THICK:
-              case PRIMITIVE_MOTION_CURVE_THICK:
-              case PRIMITIVE_CURVE_RIBBON:
-              case PRIMITIVE_MOTION_CURVE_RIBBON: {
+            case PRIMITIVE_CURVE_THICK:
+            case PRIMITIVE_MOTION_CURVE_THICK:
+            case PRIMITIVE_CURVE_RIBBON:
+            case PRIMITIVE_MOTION_CURVE_RIBBON: {
+              for (; prim_addr < prim_addr2; prim_addr++) {
                 if ((type & PRIMITIVE_MOTION) && kernel_data.bvh.use_bvh_steps) {
                   const float2 prim_time = kernel_tex_fetch(__prim_time, prim_addr);
                   if (ray->time < prim_time.x || ray->time > prim_time.y) {
-                    break;
+                    continue;
                   }
                 }
 
+                const int prim_object = (object == OBJECT_NONE) ?
+                                            kernel_tex_fetch(__prim_object, prim_addr) :
+                                            object;
+                const int prim = kernel_tex_fetch(__prim_index, prim_addr);
+
                 const int curve_type = kernel_tex_fetch(__prim_type, prim_addr);
                 const bool hit = curve_intersect(
                     kg, isect, P, dir, isect->t, prim_object, prim, ray->time, curve_type);
@@ -193,19 +206,26 @@ ccl_device_noinline bool BVH_FUNCTION_FULL_NAME(BVH)(KernelGlobals kg,
                   if (visibility & PATH_RAY_SHADOW_OPAQUE)
                     return true;
                 }
-                break;
               }
+              break;
+            }
 #endif /* BVH_FEATURE(BVH_HAIR) */
 #if BVH_FEATURE(BVH_POINTCLOUD)
-              case PRIMITIVE_POINT:
-              case PRIMITIVE_MOTION_POINT: {
+            case PRIMITIVE_POINT:
+            case PRIMITIVE_MOTION_POINT: {
+              for (; prim_addr < prim_addr2; prim_addr++) {
                 if ((type & PRIMITIVE_MOTION) && kernel_data.bvh.use_bvh_steps) {
                   const float2 prim_time = kernel_tex_fetch(__prim_time, prim_addr);
                   if (ray->time < prim_time.x || ray->time > prim_time.y) {
-                    break;
+                    continue;
                   }
                 }
 
+                const int prim_object = (object == OBJECT_NONE) ?
+                                            kernel_tex_fetch(__prim_object, prim_addr) :
+                                            object;
+                const int prim = kernel_tex_fetch(__prim_index, prim_addr);
+
                 const int point_type = kernel_tex_fetch(__prim_type, prim_addr);
                 const bool hit = point_intersect(
                     kg, isect, P, dir, isect->t, prim_object, prim, ray->time, point_type);
@@ -214,10 +234,10 @@ ccl_device_noinline bool BVH_FUNCTION_FULL_NAME(BVH)(KernelGlobals kg,
                   if (visibility & PATH_RAY_SHADOW_OPAQUE)
                     return true;
                 }
-                break;
               }
-#endif /* BVH_FEATURE(BVH_POINTCLOUD) */
+              break;
             }
+#endif /* BVH_FEATURE(BVH_POINTCLOUD) */
           }
         }
         else {

intern/cycles/kernel/bvh/util.h

@@ -21,22 +21,54 @@ CCL_NAMESPACE_BEGIN
 /* Ray offset to avoid self intersection.
  *
  * This function should be used to compute a modified ray start position for
- * rays leaving from a surface. This is from "A Fast and Robust Method for Avoiding
- * Self-Intersection" see https://research.nvidia.com/publication/2019-03_A-Fast-and
- */
+ * rays leaving from a surface. */
+
 ccl_device_inline float3 ray_offset(float3 P, float3 Ng)
 {
-  const float int_scale = 256.0f;
-  int3 of_i = make_int3((int)(int_scale * Ng.x), (int)(int_scale * Ng.y), (int)(int_scale * Ng.z));
+#ifdef __INTERSECTION_REFINE__
+  const float epsilon_f = 1e-5f;
+  /* ideally this should match epsilon_f, but instancing and motion blur
+   * precision makes it problematic */
+  const float epsilon_test = 1.0f;
+  const int epsilon_i = 32;
 
-  float3 p_i = make_float3(__int_as_float(__float_as_int(P.x) + ((P.x < 0) ? -of_i.x : of_i.x)),
-                           __int_as_float(__float_as_int(P.y) + ((P.y < 0) ? -of_i.y : of_i.y)),
-                           __int_as_float(__float_as_int(P.z) + ((P.z < 0) ? -of_i.z : of_i.z)));
-  const float origin = 1.0f / 32.0f;
-  const float float_scale = 1.0f / 65536.0f;
-  return make_float3(fabsf(P.x) < origin ? P.x + float_scale * Ng.x : p_i.x,
-                     fabsf(P.y) < origin ? P.y + float_scale * Ng.y : p_i.y,
-                     fabsf(P.z) < origin ? P.z + float_scale * Ng.z : p_i.z);
+  float3 res;
+
+  /* x component */
+  if (fabsf(P.x) < epsilon_test) {
+    res.x = P.x + Ng.x * epsilon_f;
+  }
+  else {
+    uint ix = __float_as_uint(P.x);
+    ix += ((ix ^ __float_as_uint(Ng.x)) >> 31) ? -epsilon_i : epsilon_i;
+    res.x = __uint_as_float(ix);
+  }
+
+  /* y component */
+  if (fabsf(P.y) < epsilon_test) {
+    res.y = P.y + Ng.y * epsilon_f;
+  }
+  else {
+    uint iy = __float_as_uint(P.y);
+    iy += ((iy ^ __float_as_uint(Ng.y)) >> 31) ? -epsilon_i : epsilon_i;
+    res.y = __uint_as_float(iy);
+  }
+
+  /* z component */
+  if (fabsf(P.z) < epsilon_test) {
+    res.z = P.z + Ng.z * epsilon_f;
+  }
+  else {
+    uint iz = __float_as_uint(P.z);
+    iz += ((iz ^ __float_as_uint(Ng.z)) >> 31) ? -epsilon_i : epsilon_i;
+    res.z = __uint_as_float(iz);
+  }
+
+  return res;
+#else
+  const float epsilon_f = 1e-4f;
+  return P + epsilon_f * Ng;
+#endif
 }
 
 #if defined(__KERNEL_CPU__)
@@ -195,25 +227,4 @@ ccl_device_inline float intersection_curve_shadow_transparency(KernelGlobals kg,
   return (1.0f - u) * f0 + u * f1;
 }
 
-ccl_device_inline bool intersection_skip_self(ccl_private const RaySelfPrimitives &self,
-                                              const int object,
-                                              const int prim)
-{
-  return (self.prim == prim) && (self.object == object);
-}
-
-ccl_device_inline bool intersection_skip_self_shadow(ccl_private const RaySelfPrimitives &self,
-                                                     const int object,
-                                                     const int prim)
-{
-  return ((self.prim == prim) && (self.object == object)) ||
-         ((self.light_prim == prim) && (self.light_object == object));
-}
-
-ccl_device_inline bool intersection_skip_self_local(ccl_private const RaySelfPrimitives &self,
-                                                    const int prim)
-{
-  return (self.prim == prim);
-}
-
 CCL_NAMESPACE_END

intern/cycles/kernel/bvh/volume.h

@@ -144,9 +144,6 @@ ccl_device_inline
                                             kernel_tex_fetch(__prim_object, prim_addr) :
                                             object;
                 const int prim = kernel_tex_fetch(__prim_index, prim_addr);
-                if (intersection_skip_self(ray->self, prim_object, prim)) {
-                  continue;
-                }
 
                 int object_flag = kernel_tex_fetch(__object_flag, prim_object);
                 if ((object_flag & SD_OBJECT_HAS_VOLUME) == 0) {
@@ -167,9 +164,6 @@ ccl_device_inline
                                             kernel_tex_fetch(__prim_object, prim_addr) :
                                             object;
                 const int prim = kernel_tex_fetch(__prim_index, prim_addr);
-                if (intersection_skip_self(ray->self, prim_object, prim)) {
-                  continue;
-                }
                 int object_flag = kernel_tex_fetch(__object_flag, prim_object);
                 if ((object_flag & SD_OBJECT_HAS_VOLUME) == 0) {
                   continue;

intern/cycles/kernel/bvh/volume_all.h

@@ -147,9 +147,6 @@ ccl_device_inline
                                             kernel_tex_fetch(__prim_object, prim_addr) :
                                             object;
                 const int prim = kernel_tex_fetch(__prim_index, prim_addr);
-                if (intersection_skip_self(ray->self, prim_object, prim)) {
-                  continue;
-                }
                 int object_flag = kernel_tex_fetch(__object_flag, prim_object);
                 if ((object_flag & SD_OBJECT_HAS_VOLUME) == 0) {
                   continue;
@@ -191,9 +188,6 @@ ccl_device_inline
                                             kernel_tex_fetch(__prim_object, prim_addr) :
                                             object;
                 const int prim = kernel_tex_fetch(__prim_index, prim_addr);
-                if (intersection_skip_self(ray->self, prim_object, prim)) {
-                  continue;
-                }
                 int object_flag = kernel_tex_fetch(__object_flag, prim_object);
                 if ((object_flag & SD_OBJECT_HAS_VOLUME) == 0) {
                   continue;

intern/cycles/kernel/closure/volume.h

@@ -199,18 +199,22 @@ ccl_device int volume_sample_channel(float3 albedo,
    *  Tracing". Matt Jen-Yuan Chiang, Peter Kutz, Brent Burley. SIGGRAPH 2016. */
   float3 weights = fabs(throughput * albedo);
   float sum_weights = weights.x + weights.y + weights.z;
+  float3 weights_pdf;
 
   if (sum_weights > 0.0f) {
-    *pdf = weights / sum_weights;
+    weights_pdf = weights / sum_weights;
   }
   else {
-    *pdf = make_float3(1.0f / 3.0f, 1.0f / 3.0f, 1.0f / 3.0f);
+    weights_pdf = make_float3(1.0f / 3.0f, 1.0f / 3.0f, 1.0f / 3.0f);
   }
 
-  if (rand < pdf->x) {
+  *pdf = weights_pdf;
+
+  /* OpenCL does not support -> on float3, so don't use pdf->x. */
+  if (rand < weights_pdf.x) {
     return 0;
   }
-  else if (rand < pdf->x + pdf->y) {
+  else if (rand < weights_pdf.x + weights_pdf.y) {
     return 1;
   }
   else {

intern/cycles/kernel/device/metal/kernel.metal

@@ -40,27 +40,6 @@ struct TriangleIntersectionResult
 
 enum { METALRT_HIT_TRIANGLE, METALRT_HIT_BOUNDING_BOX };
 
-ccl_device_inline bool intersection_skip_self(ray_data const RaySelfPrimitives& self,
-                                              const int object,
-                                              const int prim)
-{
-  return (self.prim == prim) && (self.object == object);
-}
-
-ccl_device_inline bool intersection_skip_self_shadow(ray_data const RaySelfPrimitives& self,
-                                                     const int object,
-                                                     const int prim)
-{
-  return ((self.prim == prim) && (self.object == object)) ||
-         ((self.light_prim == prim) && (self.light_object == object));
-}
-
-ccl_device_inline bool intersection_skip_self_local(ray_data const RaySelfPrimitives& self,
-                                                    const int prim)
-{
-  return (self.prim == prim);
-}
-
 template<typename TReturn, uint intersection_type>
 TReturn metalrt_local_hit(constant KernelParamsMetal &launch_params_metal,
                           ray_data MetalKernelContext::MetalRTIntersectionLocalPayload &payload,
@@ -74,8 +53,8 @@ TReturn metalrt_local_hit(constant KernelParamsMetal &launch_params_metal,
 #ifdef __BVH_LOCAL__
   uint prim = primitive_id + kernel_tex_fetch(__object_prim_offset, object);
 
-  if ((object != payload.local_object) || intersection_skip_self_local(payload.self, prim)) {
-    /* Only intersect with matching object and skip self-intersecton. */
+  if (object != payload.local_object) {
+    /* Only intersect with matching object */
     result.accept = false;
     result.continue_search = true;
     return result;
@@ -187,11 +166,6 @@ bool metalrt_shadow_all_hit(constant KernelParamsMetal &launch_params_metal,
   }
 #  endif
 
-  if (intersection_skip_self_shadow(payload.self, object, prim)) {
-    /* continue search */
-    return true;
-  }
-
   float u = 0.0f, v = 0.0f;
   int type = 0;
   if (intersection_type == METALRT_HIT_TRIANGLE) {
@@ -348,35 +322,21 @@ inline TReturnType metalrt_visibility_test(constant KernelParamsMetal &launch_pa
   }
 #  endif
 
-  uint visibility = payload.visibility;
 #  ifdef __VISIBILITY_FLAG__
+  uint visibility = payload.visibility;
   if ((kernel_tex_fetch(__objects, object).visibility & visibility) == 0) {
     result.accept = false;
     result.continue_search = true;
     return result;
   }
-#  endif
 
   /* Shadow ray early termination. */
   if (visibility & PATH_RAY_SHADOW_OPAQUE) {
-    if (intersection_skip_self_shadow(payload.self, object, prim)) {
-      result.accept = false;
-      result.continue_search = true;
-      return result;
-    }
-    else {
-      result.accept = true;
-      result.continue_search = false;
-      return result;
-    }
-  }
-  else {
-    if (intersection_skip_self(payload.self, object, prim)) {
-      result.accept = false;
-      result.continue_search = true;
-      return result;
-    }
+    result.accept = true;
+    result.continue_search = false;
+    return result;
   }
+#  endif
 
   result.accept = true;
   result.continue_search = true;
@@ -616,150 +576,6 @@ __intersection__curve_all_shadow(constant KernelParamsMetal &launch_params_metal
 
   return result;
 }
+
 #endif /* __HAIR__ */
-
-#ifdef __POINTCLOUD__
-ccl_device_inline
-void metalrt_intersection_point(constant KernelParamsMetal &launch_params_metal,
-                                ray_data MetalKernelContext::MetalRTIntersectionPayload &payload,
-                                const uint object,
-                                const uint prim,
-                                const uint type,
-                                const float3 ray_origin,
-                                const float3 ray_direction,
-                                float time,
-                                const float ray_tmax,
-                                thread BoundingBoxIntersectionResult &result)
-{
-#  ifdef __VISIBILITY_FLAG__
-  const uint visibility = payload.visibility;
-  if ((kernel_tex_fetch(__objects, object).visibility & visibility) == 0) {
-    return;
-  }
-#  endif
-
-  float3 P = ray_origin;
-  float3 dir = ray_direction;
-
-  /* The direction is not normalized by default, but the point intersection routine expects that */
-  float len;
-  dir = normalize_len(dir, &len);
-
-  Intersection isect;
-  isect.t = ray_tmax;
-  /* Transform maximum distance into object space. */
-  if (isect.t != FLT_MAX)
-    isect.t *= len;
-
-  MetalKernelContext context(launch_params_metal);
-  if (context.point_intersect(NULL, &isect, P, dir, isect.t, object, prim, time, type)) {
-    result = metalrt_visibility_test<BoundingBoxIntersectionResult, METALRT_HIT_BOUNDING_BOX>(
-                  launch_params_metal, payload, object, prim, isect.u);
-    if (result.accept) {
-      result.distance = isect.t / len;
-      payload.u = isect.u;
-      payload.v = isect.v;
-      payload.prim = prim;
-      payload.type = type;
-    }
-  }
-}
-
-ccl_device_inline
-void metalrt_intersection_point_shadow(constant KernelParamsMetal &launch_params_metal,
-                                       ray_data MetalKernelContext::MetalRTIntersectionShadowPayload &payload,
-                                       const uint object,
-                                       const uint prim,
-                                       const uint type,
-                                       const float3 ray_origin,
-                                       const float3 ray_direction,
-                                       float time,
-                                       const float ray_tmax,
-                                       thread BoundingBoxIntersectionResult &result)
-{
-  const uint visibility = payload.visibility;
-
-  float3 P = ray_origin;
-  float3 dir = ray_direction;
-
-  /* The direction is not normalized by default, but the point intersection routine expects that */
-  float len;
-  dir = normalize_len(dir, &len);
-
-  Intersection isect;
-  isect.t = ray_tmax;
-  /* Transform maximum distance into object space */
-  if (isect.t != FLT_MAX)
-    isect.t *= len;
-
-  MetalKernelContext context(launch_params_metal);
-  if (context.point_intersect(NULL, &isect, P, dir, isect.t, object, prim, time, type)) {
-    result.continue_search = metalrt_shadow_all_hit<METALRT_HIT_BOUNDING_BOX>(
-                launch_params_metal, payload, object, prim, float2(isect.u, isect.v), ray_tmax);
-    result.accept = !result.continue_search;
-
-    if (result.accept) {
-      result.distance = isect.t / len;
-    }
-  }
-}
-
-[[intersection(bounding_box, triangle_data, METALRT_TAGS)]]
-BoundingBoxIntersectionResult
-__intersection__point(constant KernelParamsMetal &launch_params_metal [[buffer(1)]],
-                             ray_data MetalKernelContext::MetalRTIntersectionPayload &payload [[payload]],
-                             const uint object [[user_instance_id]],
-                             const uint primitive_id [[primitive_id]],
-                             const float3 ray_origin [[origin]],
-                             const float3 ray_direction [[direction]],
-                             const float ray_tmax [[max_distance]])
-{
-  const uint prim = primitive_id + kernel_tex_fetch(__object_prim_offset, object);
-  const int type = kernel_tex_fetch(__objects, object).primitive_type;
-
-  BoundingBoxIntersectionResult result;
-  result.accept = false;
-  result.continue_search = true;
-  result.distance = ray_tmax;
-
-  metalrt_intersection_point(launch_params_metal, payload, object, prim, type, ray_origin, ray_direction,
-#  if defined(__METALRT_MOTION__)
-                             payload.time,
-#  else
-                             0.0f,
-#  endif
-                             ray_tmax, result);
-
-  return result;
-}
-
-[[intersection(bounding_box, triangle_data, METALRT_TAGS)]]
-BoundingBoxIntersectionResult
-__intersection__point_shadow(constant KernelParamsMetal &launch_params_metal [[buffer(1)]],
-                                    ray_data MetalKernelContext::MetalRTIntersectionShadowPayload &payload [[payload]],
-                                    const uint object [[user_instance_id]],
-                                    const uint primitive_id [[primitive_id]],
-                                    const float3 ray_origin [[origin]],
-                                    const float3 ray_direction [[direction]],
-                                    const float ray_tmax [[max_distance]])
-{
-  const uint prim = primitive_id + kernel_tex_fetch(__object_prim_offset, object);
-  const int type = kernel_tex_fetch(__objects, object).primitive_type;
-
-  BoundingBoxIntersectionResult result;
-  result.accept = false;
-  result.continue_search = true;
-  result.distance = ray_tmax;
-
-  metalrt_intersection_point_shadow(launch_params_metal, payload, object, prim, type, ray_origin, ray_direction,
-#  if defined(__METALRT_MOTION__)
-                             payload.time,
-#  else
-                             0.0f,
-#  endif
-                             ray_tmax, result);
-
-  return result;
-}
-#endif /* __POINTCLOUD__ */
 #endif /* __METALRT__ */

intern/cycles/kernel/device/optix/kernel.cu

@@ -45,11 +45,6 @@ template<typename T> ccl_device_forceinline T *get_payload_ptr_2()
   return pointer_unpack_from_uint<T>(optixGetPayload_2(), optixGetPayload_3());
 }
 
-template<typename T> ccl_device_forceinline T *get_payload_ptr_6()
-{
-  return (T *)(((uint64_t)optixGetPayload_7() << 32) | optixGetPayload_6());
-}
-
 ccl_device_forceinline int get_object_id()
 {
 #ifdef __OBJECT_MOTION__
@@ -116,12 +111,6 @@ extern "C" __global__ void __anyhit__kernel_optix_local_hit()
     return optixIgnoreIntersection();
   }
 
-  const int prim = optixGetPrimitiveIndex();
-  ccl_private Ray *const ray = get_payload_ptr_6<Ray>();
-  if (intersection_skip_self_local(ray->self, prim)) {
-    return optixIgnoreIntersection();
-  }
-
   const uint max_hits = optixGetPayload_5();
   if (max_hits == 0) {
     /* Special case for when no hit information is requested, just report that something was hit */
@@ -160,6 +149,8 @@ extern "C" __global__ void __anyhit__kernel_optix_local_hit()
     local_isect->num_hits = 1;
   }
 
+  const int prim = optixGetPrimitiveIndex();
+
   Intersection *isect = &local_isect->hits[hit];
   isect->t = optixGetRayTmax();
   isect->prim = prim;
@@ -194,11 +185,6 @@ extern "C" __global__ void __anyhit__kernel_optix_shadow_all_hit()
   }
 #  endif
 
-  ccl_private Ray *const ray = get_payload_ptr_6<Ray>();
-  if (intersection_skip_self_shadow(ray->self, object, prim)) {
-    return optixIgnoreIntersection();
-  }
-
   float u = 0.0f, v = 0.0f;
   int type = 0;
   if (optixIsTriangleHit()) {
@@ -328,12 +314,6 @@ extern "C" __global__ void __anyhit__kernel_optix_volume_test()
   if ((kernel_tex_fetch(__object_flag, object) & SD_OBJECT_HAS_VOLUME) == 0) {
     return optixIgnoreIntersection();
   }
-
-  const int prim = optixGetPrimitiveIndex();
-  ccl_private Ray *const ray = get_payload_ptr_6<Ray>();
-  if (intersection_skip_self(ray->self, object, prim)) {
-    return optixIgnoreIntersection();
-  }
 }
 
 extern "C" __global__ void __anyhit__kernel_optix_visibility_test()
@@ -350,31 +330,18 @@ extern "C" __global__ void __anyhit__kernel_optix_visibility_test()
 #  endif
 #endif
 
+#ifdef __VISIBILITY_FLAG__
   const uint object = get_object_id();
   const uint visibility = optixGetPayload_4();
-#ifdef __VISIBILITY_FLAG__
   if ((kernel_tex_fetch(__objects, object).visibility & visibility) == 0) {
     return optixIgnoreIntersection();
   }
-#endif
-
-  const int prim = optixGetPrimitiveIndex();
-  ccl_private Ray *const ray = get_payload_ptr_6<Ray>();
 
+  /* Shadow ray early termination. */
   if (visibility & PATH_RAY_SHADOW_OPAQUE) {
-    if (intersection_skip_self_shadow(ray->self, object, prim)) {
-      return optixIgnoreIntersection();
-    }
-    else {
-      /* Shadow ray early termination. */
-      return optixTerminateRay();
-    }
-  }
-  else {
-    if (intersection_skip_self(ray->self, object, prim)) {
-      return optixIgnoreIntersection();
-    }
+    return optixTerminateRay();
   }
+#endif
 }
 
 extern "C" __global__ void __closesthit__kernel_optix_hit()

intern/cycles/kernel/film/read.h

@@ -214,21 +214,6 @@ ccl_device_inline void film_get_pass_pixel_light_path(
   pixel[0] = f.x;
   pixel[1] = f.y;
   pixel[2] = f.z;
-
-  /* Optional alpha channel. */
-  if (kfilm_convert->num_components >= 4) {
-    if (kfilm_convert->pass_combined != PASS_UNUSED) {
-      float scale, scale_exposure;
-      film_get_scale_and_scale_exposure(kfilm_convert, buffer, &scale, &scale_exposure);
-
-      ccl_global const float *in_combined = buffer + kfilm_convert->pass_combined;
-      const float alpha = in_combined[3] * scale;
-      pixel[3] = film_transparency_to_alpha(alpha);
-    }
-    else {
-      pixel[3] = 1.0f;
-    }
-  }
 }
 
 ccl_device_inline void film_get_pass_pixel_float3(ccl_global const KernelFilmConvert *ccl_restrict

intern/cycles/kernel/geom/curve.h

@@ -226,18 +226,6 @@ ccl_device float curve_thickness(KernelGlobals kg, ccl_private const ShaderData
   return r * 2.0f;
 }
 
-/* Curve random */
-
-ccl_device float curve_random(KernelGlobals kg, ccl_private const ShaderData *sd)
-{
-  if (sd->type & PRIMITIVE_CURVE) {
-    const AttributeDescriptor desc = find_attribute(kg, sd, ATTR_STD_CURVE_RANDOM);
-    return (desc.offset != ATTR_STD_NOT_FOUND) ? curve_attribute_float(kg, sd, desc, NULL, NULL) :
-                                                 0.0f;
-  }
-  return 0.0f;
-}
-
 /* Curve location for motion pass, linear interpolation between keys and
  * ignoring radius because we do the same for the motion keys */
 

intern/cycles/kernel/geom/motion_triangle_intersect.h

@@ -29,19 +29,46 @@
 
 CCL_NAMESPACE_BEGIN
 
-/**
- * Use the barycentric coordinates to get the intersection location
+/* Refine triangle intersection to more precise hit point. For rays that travel
+ * far the precision is often not so good, this reintersects the primitive from
+ * a closer distance.
  */
-ccl_device_inline float3 motion_triangle_point_from_uv(KernelGlobals kg,
-                                                       ccl_private ShaderData *sd,
-                                                       const int isect_object,
-                                                       const int isect_prim,
-                                                       const float u,
-                                                       const float v,
-                                                       float3 verts[3])
+
+ccl_device_inline float3 motion_triangle_refine(KernelGlobals kg,
+                                                ccl_private ShaderData *sd,
+                                                float3 P,
+                                                float3 D,
+                                                float t,
+                                                const int isect_object,
+                                                const int isect_prim,
+                                                float3 verts[3])
 {
-  float w = 1.0f - u - v;
-  float3 P = u * verts[0] + v * verts[1] + w * verts[2];
+#ifdef __INTERSECTION_REFINE__
+  if (!(sd->object_flag & SD_OBJECT_TRANSFORM_APPLIED)) {
+    if (UNLIKELY(t == 0.0f)) {
+      return P;
+    }
+    const Transform tfm = object_get_inverse_transform(kg, sd);
+
+    P = transform_point(&tfm, P);
+    D = transform_direction(&tfm, D * t);
+    D = normalize_len(D, &t);
+  }
+
+  P = P + D * t;
+
+  /* Compute refined intersection distance. */
+  const float3 e1 = verts[0] - verts[2];
+  const float3 e2 = verts[1] - verts[2];
+  const float3 s1 = cross(D, e2);
+
+  const float invdivisor = 1.0f / dot(s1, e1);
+  const float3 d = P - verts[2];
+  const float3 s2 = cross(d, e1);
+  float rt = dot(e2, s2) * invdivisor;
+
+  /* Compute refined position. */
+  P = P + D * rt;
 
   if (!(sd->object_flag & SD_OBJECT_TRANSFORM_APPLIED)) {
     const Transform tfm = object_get_transform(kg, sd);
@@ -49,8 +76,71 @@ ccl_device_inline float3 motion_triangle_point_from_uv(KernelGlobals kg,
   }
 
   return P;
+#else
+  return P + D * t;
+#endif
 }
 
+/* Same as above, except that t is assumed to be in object space
+ * for instancing.
+ */
+
+#ifdef __BVH_LOCAL__
+#  if defined(__KERNEL_CUDA__) && (defined(i386) || defined(_M_IX86))
+ccl_device_noinline
+#  else
+ccl_device_inline
+#  endif
+    float3
+    motion_triangle_refine_local(KernelGlobals kg,
+                                 ccl_private ShaderData *sd,
+                                 float3 P,
+                                 float3 D,
+                                 float t,
+                                 const int isect_object,
+                                 const int isect_prim,
+                                 float3 verts[3])
+{
+#  if defined(__KERNEL_GPU_RAYTRACING__)
+  /* t is always in world space with OptiX and MetalRT. */
+  return motion_triangle_refine(kg, sd, P, D, t, isect_object, isect_prim, verts);
+#  else
+#    ifdef __INTERSECTION_REFINE__
+  if (!(sd->object_flag & SD_OBJECT_TRANSFORM_APPLIED)) {
+    const Transform tfm = object_get_inverse_transform(kg, sd);
+
+    P = transform_point(&tfm, P);
+    D = transform_direction(&tfm, D);
+    D = normalize(D);
+  }
+
+  P = P + D * t;
+
+  /* compute refined intersection distance */
+  const float3 e1 = verts[0] - verts[2];
+  const float3 e2 = verts[1] - verts[2];
+  const float3 s1 = cross(D, e2);
+
+  const float invdivisor = 1.0f / dot(s1, e1);
+  const float3 d = P - verts[2];
+  const float3 s2 = cross(d, e1);
+  float rt = dot(e2, s2) * invdivisor;
+
+  P = P + D * rt;
+
+  if (!(sd->object_flag & SD_OBJECT_TRANSFORM_APPLIED)) {
+    const Transform tfm = object_get_transform(kg, sd);
+    P = transform_point(&tfm, P);
+  }
+
+  return P;
+#    else  /* __INTERSECTION_REFINE__ */
+  return P + D * t;
+#    endif /* __INTERSECTION_REFINE__ */
+#  endif
+}
+#endif /* __BVH_LOCAL__ */
+
 /* Ray intersection. We simply compute the vertex positions at the given ray
  * time and do a ray intersection with the resulting triangle.
  */

intern/cycles/kernel/geom/motion_triangle_shader.h

@@ -68,7 +68,15 @@ ccl_device_noinline void motion_triangle_shader_setup(KernelGlobals kg,
   verts[1] = (1.0f - t) * verts[1] + t * next_verts[1];
   verts[2] = (1.0f - t) * verts[2] + t * next_verts[2];
   /* Compute refined position. */
-  sd->P = motion_triangle_point_from_uv(kg, sd, isect_object, isect_prim, sd->u, sd->v, verts);
+#ifdef __BVH_LOCAL__
+  if (is_local) {
+    sd->P = motion_triangle_refine_local(kg, sd, P, D, ray_t, isect_object, isect_prim, verts);
+  }
+  else
+#endif /* __BVH_LOCAL__*/
+  {
+    sd->P = motion_triangle_refine(kg, sd, P, D, ray_t, isect_object, isect_prim, verts);
+  }
   /* Compute face normal. */
   float3 Ng;
   if (sd->object_flag & SD_OBJECT_NEGATIVE_SCALE_APPLIED) {

intern/cycles/kernel/geom/point.h

@@ -81,7 +81,7 @@ ccl_device float3 point_attribute_float3(KernelGlobals kg,
 #  endif
 
   if (desc.element == ATTR_ELEMENT_VERTEX) {
-    return kernel_tex_fetch(__attributes_float3, desc.offset + sd->prim);
+    return float4_to_float3(kernel_tex_fetch(__attributes_float4, desc.offset + sd->prim));
   }
   else {
     return make_float3(0.0f, 0.0f, 0.0f);
@@ -109,59 +109,17 @@ ccl_device float4 point_attribute_float4(KernelGlobals kg,
   }
 }
 
-/* Point position */
-
-ccl_device float3 point_position(KernelGlobals kg, ccl_private const ShaderData *sd)
-{
-  if (sd->type & PRIMITIVE_POINT) {
-    /* World space center. */
-    float3 P = (sd->type & PRIMITIVE_MOTION) ?
-                   float4_to_float3(motion_point(kg, sd->object, sd->prim, sd->time)) :
-                   float4_to_float3(kernel_tex_fetch(__points, sd->prim));
-
-    if (!(sd->object_flag & SD_OBJECT_TRANSFORM_APPLIED)) {
-      object_position_transform(kg, sd, &P);
-    }
-
-    return P;
-  }
-
-  return zero_float3();
-}
-
 /* Point radius */
 
 ccl_device float point_radius(KernelGlobals kg, ccl_private const ShaderData *sd)
 {
   if (sd->type & PRIMITIVE_POINT) {
-    /* World space radius. */
-    const float r = kernel_tex_fetch(__points, sd->prim).w;
-
-    if (sd->object_flag & SD_OBJECT_TRANSFORM_APPLIED) {
-      return r;
-    }
-    else {
-      float3 dir = make_float3(r, r, r);
-      object_dir_transform(kg, sd, &dir);
-      return average(dir);
-    }
+    return kernel_tex_fetch(__points, sd->prim).w;
   }
 
   return 0.0f;
 }
 
-/* Point random */
-
-ccl_device float point_random(KernelGlobals kg, ccl_private const ShaderData *sd)
-{
-  if (sd->type & PRIMITIVE_POINT) {
-    const AttributeDescriptor desc = find_attribute(kg, sd, ATTR_STD_POINT_RANDOM);
-    return (desc.offset != ATTR_STD_NOT_FOUND) ? point_attribute_float(kg, sd, desc, NULL, NULL) :
-                                                 0.0f;
-  }
-  return 0.0f;
-}
-
 /* Point location for motion pass, linear interpolation between keys and
  * ignoring radius because we do the same for the motion keys */
 

intern/cycles/kernel/geom/shader_data.h

@@ -89,7 +89,7 @@ ccl_device_inline void shader_setup_from_ray(KernelGlobals kg,
       sd->shader = kernel_tex_fetch(__tri_shader, sd->prim);
 
       /* vectors */
-      sd->P = triangle_point_from_uv(kg, sd, isect->object, isect->prim, isect->u, isect->v);
+      sd->P = triangle_refine(kg, sd, ray->P, ray->D, isect->t, isect->object, isect->prim);
       sd->Ng = Ng;
       sd->N = Ng;
 

intern/cycles/kernel/geom/triangle_intersect.h

@@ -142,23 +142,58 @@ ccl_device_inline bool triangle_intersect_local(KernelGlobals kg,
 }
 #endif /* __BVH_LOCAL__ */
 
-/**
- * Use the barycentric coordinates to get the intersection location
+/* Refine triangle intersection to more precise hit point. For rays that travel
+ * far the precision is often not so good, this reintersects the primitive from
+ * a closer distance. */
+
+/* Reintersections uses the paper:
+ *
+ * Tomas Moeller
+ * Fast, minimum storage ray/triangle intersection
+ * http://www.cs.virginia.edu/~gfx/Courses/2003/ImageSynthesis/papers/Acceleration/Fast%20MinimumStorage%20RayTriangle%20Intersection.pdf
  */
-ccl_device_inline float3 triangle_point_from_uv(KernelGlobals kg,
-                                                ccl_private ShaderData *sd,
-                                                const int isect_object,
-                                                const int isect_prim,
-                                                const float u,
-                                                const float v)
+
+ccl_device_inline float3 triangle_refine(KernelGlobals kg,
+                                         ccl_private ShaderData *sd,
+                                         float3 P,
+                                         float3 D,
+                                         float t,
+                                         const int isect_object,
+                                         const int isect_prim)
 {
+#ifdef __INTERSECTION_REFINE__
+  if (!(sd->object_flag & SD_OBJECT_TRANSFORM_APPLIED)) {
+    if (UNLIKELY(t == 0.0f)) {
+      return P;
+    }
+    const Transform tfm = object_get_inverse_transform(kg, sd);
+
+    P = transform_point(&tfm, P);
+    D = transform_direction(&tfm, D * t);
+    D = normalize_len(D, &t);
+  }
+
+  P = P + D * t;
+
   const uint tri_vindex = kernel_tex_fetch(__tri_vindex, isect_prim).w;
   const packed_float3 tri_a = kernel_tex_fetch(__tri_verts, tri_vindex + 0),
                       tri_b = kernel_tex_fetch(__tri_verts, tri_vindex + 1),
                       tri_c = kernel_tex_fetch(__tri_verts, tri_vindex + 2);
-  float w = 1.0f - u - v;
-
-  float3 P = u * tri_a + v * tri_b + w * tri_c;
+  float3 edge1 = make_float3(tri_a.x - tri_c.x, tri_a.y - tri_c.y, tri_a.z - tri_c.z);
+  float3 edge2 = make_float3(tri_b.x - tri_c.x, tri_b.y - tri_c.y, tri_b.z - tri_c.z);
+  float3 tvec = make_float3(P.x - tri_c.x, P.y - tri_c.y, P.z - tri_c.z);
+  float3 qvec = cross(tvec, edge1);
+  float3 pvec = cross(D, edge2);
+  float det = dot(edge1, pvec);
+  if (det != 0.0f) {
+    /* If determinant is zero it means ray lies in the plane of
+     * the triangle. It is possible in theory due to watertight
+     * nature of triangle intersection. For such cases we simply
+     * don't refine intersection hoping it'll go all fine.
+     */
+    float rt = dot(edge2, qvec) / det;
+    P = P + D * rt;
+  }
 
   if (!(sd->object_flag & SD_OBJECT_TRANSFORM_APPLIED)) {
     const Transform tfm = object_get_transform(kg, sd);
@@ -166,6 +201,65 @@ ccl_device_inline float3 triangle_point_from_uv(KernelGlobals kg,
   }
 
   return P;
+#else
+  return P + D * t;
+#endif
+}
+
+/* Same as above, except that t is assumed to be in object space for
+ * instancing.
+ */
+ccl_device_inline float3 triangle_refine_local(KernelGlobals kg,
+                                               ccl_private ShaderData *sd,
+                                               float3 P,
+                                               float3 D,
+                                               float t,
+                                               const int isect_object,
+                                               const int isect_prim)
+{
+#if defined(__KERNEL_GPU_RAYTRACING__)
+  /* t is always in world space with OptiX and MetalRT. */
+  return triangle_refine(kg, sd, P, D, t, isect_object, isect_prim);
+#else
+  if (!(sd->object_flag & SD_OBJECT_TRANSFORM_APPLIED)) {
+    const Transform tfm = object_get_inverse_transform(kg, sd);
+
+    P = transform_point(&tfm, P);
+    D = transform_direction(&tfm, D);
+    D = normalize(D);
+  }
+
+  P = P + D * t;
+
+#  ifdef __INTERSECTION_REFINE__
+  const uint tri_vindex = kernel_tex_fetch(__tri_vindex, isect_prim).w;
+  const packed_float3 tri_a = kernel_tex_fetch(__tri_verts, tri_vindex + 0),
+                      tri_b = kernel_tex_fetch(__tri_verts, tri_vindex + 1),
+                      tri_c = kernel_tex_fetch(__tri_verts, tri_vindex + 2);
+  float3 edge1 = make_float3(tri_a.x - tri_c.x, tri_a.y - tri_c.y, tri_a.z - tri_c.z);
+  float3 edge2 = make_float3(tri_b.x - tri_c.x, tri_b.y - tri_c.y, tri_b.z - tri_c.z);
+  float3 tvec = make_float3(P.x - tri_c.x, P.y - tri_c.y, P.z - tri_c.z);
+  float3 qvec = cross(tvec, edge1);
+  float3 pvec = cross(D, edge2);
+  float det = dot(edge1, pvec);
+  if (det != 0.0f) {
+    /* If determinant is zero it means ray lies in the plane of
+     * the triangle. It is possible in theory due to watertight
+     * nature of triangle intersection. For such cases we simply
+     * don't refine intersection hoping it'll go all fine.
+     */
+    float rt = dot(edge2, qvec) / det;
+    P = P + D * rt;
+  }
+#  endif /* __INTERSECTION_REFINE__ */
+
+  if (!(sd->object_flag & SD_OBJECT_TRANSFORM_APPLIED)) {
+    const Transform tfm = object_get_transform(kg, sd);
+    P = transform_point(&tfm, P);
+  }
+
+  return P;
+#endif
 }
 
 CCL_NAMESPACE_END

intern/cycles/kernel/integrator/intersect_closest.h

@@ -328,12 +328,6 @@ ccl_device void integrator_intersect_closest(KernelGlobals kg,
 
   /* Scene Intersection. */
   Intersection isect ccl_optional_struct_init;
-  isect.object = OBJECT_NONE;
-  isect.prim = PRIM_NONE;
-  ray.self.object = last_isect_object;
-  ray.self.prim = last_isect_prim;
-  ray.self.light_object = OBJECT_NONE;
-  ray.self.light_prim = PRIM_NONE;
   bool hit = scene_intersect(kg, &ray, visibility, &isect);
 
   /* TODO: remove this and do it in the various intersection functions instead. */

intern/cycles/kernel/integrator/intersect_shadow.h

@@ -156,10 +156,7 @@ ccl_device void integrator_intersect_shadow(KernelGlobals kg, IntegratorShadowSt
   /* Read ray from integrator state into local memory. */
   Ray ray ccl_optional_struct_init;
   integrator_state_read_shadow_ray(kg, state, &ray);
-  ray.self.object = INTEGRATOR_STATE_ARRAY(state, shadow_isect, 0, object);
-  ray.self.prim = INTEGRATOR_STATE_ARRAY(state, shadow_isect, 0, prim);
-  ray.self.light_object = INTEGRATOR_STATE_ARRAY(state, shadow_isect, 1, object);
-  ray.self.light_prim = INTEGRATOR_STATE_ARRAY(state, shadow_isect, 1, prim);
+
   /* Compute visibility. */
   const uint visibility = integrate_intersect_shadow_visibility(kg, state);
 

intern/cycles/kernel/integrator/intersect_volume_stack.h

@@ -38,10 +38,7 @@ ccl_device void integrator_volume_stack_update_for_subsurface(KernelGlobals kg,
   Ray volume_ray ccl_optional_struct_init;
   volume_ray.P = from_P;
   volume_ray.D = normalize_len(to_P - from_P, &volume_ray.t);
-  volume_ray.self.object = INTEGRATOR_STATE(state, isect, object);
-  volume_ray.self.prim = INTEGRATOR_STATE(state, isect, prim);
-  volume_ray.self.light_object = OBJECT_NONE;
-  volume_ray.self.light_prim = PRIM_NONE;
+
   /* Store to avoid global fetches on every intersection step. */
   const uint volume_stack_size = kernel_data.volume_stack_size;
 
@@ -71,7 +68,7 @@ ccl_device void integrator_volume_stack_update_for_subsurface(KernelGlobals kg,
     volume_stack_enter_exit(kg, state, stack_sd);
 
     /* Move ray forward. */
-    volume_ray.P = stack_sd->P;
+    volume_ray.P = ray_offset(stack_sd->P, -stack_sd->Ng);
     if (volume_ray.t != FLT_MAX) {
       volume_ray.D = normalize_len(to_P - volume_ray.P, &volume_ray.t);
     }
@@ -94,10 +91,6 @@ ccl_device void integrator_volume_stack_init(KernelGlobals kg, IntegratorState s
    * fewest hits. */
   volume_ray.D = make_float3(0.0f, 0.0f, 1.0f);
   volume_ray.t = FLT_MAX;
-  volume_ray.self.object = OBJECT_NONE;
-  volume_ray.self.prim = PRIM_NONE;
-  volume_ray.self.light_object = OBJECT_NONE;
-  volume_ray.self.light_prim = PRIM_NONE;
 
   int stack_index = 0, enclosed_index = 0;
 
@@ -210,7 +203,7 @@ ccl_device void integrator_volume_stack_init(KernelGlobals kg, IntegratorState s
     }
 
     /* Move ray forward. */
-    volume_ray.P = stack_sd->P;
+    volume_ray.P = ray_offset(stack_sd->P, -stack_sd->Ng);
     ++step;
   }
 #endif

intern/cycles/kernel/integrator/shade_light.h

@@ -37,9 +37,8 @@ ccl_device_inline void integrate_light(KernelGlobals kg,
 
   /* Advance ray beyond light. */
   /* TODO: can we make this more numerically robust to avoid reintersecting the
-   * same light in some cases? Ray should not intersect surface anymore as the
-   * object and prim ids will prevent self intersection. */
-  const float3 new_ray_P = ray_P + ray_D * isect.t;
+   * same light in some cases? */
+  const float3 new_ray_P = ray_offset(ray_P + ray_D * isect.t, ray_D);
   INTEGRATOR_STATE_WRITE(state, ray, P) = new_ray_P;
   INTEGRATOR_STATE_WRITE(state, ray, t) -= isect.t;
 
@@ -47,7 +46,7 @@ ccl_device_inline void integrate_light(KernelGlobals kg,
   const float mis_ray_t = INTEGRATOR_STATE(state, path, mis_ray_t);
   ray_P -= ray_D * mis_ray_t;
   isect.t += mis_ray_t;
-  INTEGRATOR_STATE_WRITE(state, path, mis_ray_t) = isect.t;
+  INTEGRATOR_STATE_WRITE(state, path, mis_ray_t) = mis_ray_t + isect.t;
 
   LightSample ls ccl_optional_struct_init;
   const bool use_light_sample = light_sample_from_intersection(kg, &isect, ray_P, ray_D, &ls);

intern/cycles/kernel/integrator/shade_shadow.h

@@ -83,10 +83,7 @@ ccl_device_inline void integrate_transparent_volume_shadow(KernelGlobals kg,
   /* Setup shader data. */
   Ray ray ccl_optional_struct_init;
   integrator_state_read_shadow_ray(kg, state, &ray);
-  ray.self.object = OBJECT_NONE;
-  ray.self.prim = PRIM_NONE;
-  ray.self.light_object = OBJECT_NONE;
-  ray.self.light_prim = PRIM_NONE;
+
   /* Modify ray position and length to match current segment. */
   const float start_t = (hit == 0) ? 0.0f :
                                      INTEGRATOR_STATE_ARRAY(state, shadow_isect, hit - 1, t);
@@ -152,7 +149,7 @@ ccl_device_inline bool integrate_transparent_shadow(KernelGlobals kg,
     const float last_hit_t = INTEGRATOR_STATE_ARRAY(state, shadow_isect, num_recorded_hits - 1, t);
     const float3 ray_P = INTEGRATOR_STATE(state, shadow_ray, P);
     const float3 ray_D = INTEGRATOR_STATE(state, shadow_ray, D);
-    INTEGRATOR_STATE_WRITE(state, shadow_ray, P) = ray_P + last_hit_t * ray_D;
+    INTEGRATOR_STATE_WRITE(state, shadow_ray, P) = ray_offset(ray_P + last_hit_t * ray_D, ray_D);
     INTEGRATOR_STATE_WRITE(state, shadow_ray, t) -= last_hit_t;
   }
 

intern/cycles/kernel/integrator/shade_surface.h

@@ -182,18 +182,13 @@ ccl_device_forceinline void integrate_surface_direct_light(KernelGlobals kg,
 
   /* Write shadow ray and associated state to global memory. */
   integrator_state_write_shadow_ray(kg, shadow_state, &ray);
-  // Save memory by storing the light and object indices in the shadow_isect
-  INTEGRATOR_STATE_ARRAY_WRITE(shadow_state, shadow_isect, 0, object) = ray.self.object;
-  INTEGRATOR_STATE_ARRAY_WRITE(shadow_state, shadow_isect, 0, prim) = ray.self.prim;
-  INTEGRATOR_STATE_ARRAY_WRITE(shadow_state, shadow_isect, 1, object) = ray.self.light_object;
-  INTEGRATOR_STATE_ARRAY_WRITE(shadow_state, shadow_isect, 1, prim) = ray.self.light_prim;
 
   /* Copy state from main path to shadow path. */
   const uint16_t bounce = INTEGRATOR_STATE(state, path, bounce);
   const uint16_t transparent_bounce = INTEGRATOR_STATE(state, path, transparent_bounce);
   uint32_t shadow_flag = INTEGRATOR_STATE(state, path, flag);
   shadow_flag |= (is_light) ? PATH_RAY_SHADOW_FOR_LIGHT : 0;
-  shadow_flag |= (shadow_flag & PATH_RAY_ANY_PASS) ? 0 : PATH_RAY_SURFACE_PASS;
+  shadow_flag |= PATH_RAY_SURFACE_PASS;
   const float3 throughput = INTEGRATOR_STATE(state, path, throughput) * bsdf_eval_sum(&bsdf_eval);
 
   if (kernel_data.kernel_features & KERNEL_FEATURE_LIGHT_PASSES) {
@@ -271,11 +266,13 @@ ccl_device_forceinline int integrate_surface_bsdf_bssrdf_bounce(
   }
 
   /* Setup ray. Note that clipping works through transparent bounces. */
-  INTEGRATOR_STATE_WRITE(state, ray, P) = sd->P;
+  INTEGRATOR_STATE_WRITE(state, ray, P) = ray_offset(sd->P,
+                                                     (label & LABEL_TRANSMIT) ? -sd->Ng : sd->Ng);
   INTEGRATOR_STATE_WRITE(state, ray, D) = normalize(bsdf_omega_in);
   INTEGRATOR_STATE_WRITE(state, ray, t) = (label & LABEL_TRANSPARENT) ?
                                               INTEGRATOR_STATE(state, ray, t) - sd->ray_length :
                                               FLT_MAX;
+
 #ifdef __RAY_DIFFERENTIALS__
   INTEGRATOR_STATE_WRITE(state, ray, dP) = differential_make_compact(sd->dP);
   INTEGRATOR_STATE_WRITE(state, ray, dD) = differential_make_compact(bsdf_domega_in);
@@ -319,7 +316,7 @@ ccl_device_forceinline bool integrate_surface_volume_only_bounce(IntegratorState
   }
 
   /* Setup ray position, direction stays unchanged. */
-  INTEGRATOR_STATE_WRITE(state, ray, P) = sd->P;
+  INTEGRATOR_STATE_WRITE(state, ray, P) = ray_offset(sd->P, -sd->Ng);
 
   /* Clipping works through transparent. */
   INTEGRATOR_STATE_WRITE(state, ray, t) -= sd->ray_length;
@@ -363,14 +360,10 @@ ccl_device_forceinline void integrate_surface_ao(KernelGlobals kg,
   }
 
   Ray ray ccl_optional_struct_init;
-  ray.P = sd->P;
+  ray.P = ray_offset(sd->P, sd->Ng);
   ray.D = ao_D;
   ray.t = kernel_data.integrator.ao_bounces_distance;
   ray.time = sd->time;
-  ray.self.object = sd->object;
-  ray.self.prim = sd->prim;
-  ray.self.light_object = OBJECT_NONE;
-  ray.self.light_prim = PRIM_NONE;
   ray.dP = differential_zero_compact();
   ray.dD = differential_zero_compact();
 
@@ -382,10 +375,6 @@ ccl_device_forceinline void integrate_surface_ao(KernelGlobals kg,
 
   /* Write shadow ray and associated state to global memory. */
   integrator_state_write_shadow_ray(kg, shadow_state, &ray);
-  INTEGRATOR_STATE_ARRAY_WRITE(shadow_state, shadow_isect, 0, object) = ray.self.object;
-  INTEGRATOR_STATE_ARRAY_WRITE(shadow_state, shadow_isect, 0, prim) = ray.self.prim;
-  INTEGRATOR_STATE_ARRAY_WRITE(shadow_state, shadow_isect, 1, object) = ray.self.light_object;
-  INTEGRATOR_STATE_ARRAY_WRITE(shadow_state, shadow_isect, 1, prim) = ray.self.light_prim;
 
   /* Copy state from main path to shadow path. */
   const uint16_t bounce = INTEGRATOR_STATE(state, path, bounce);

intern/cycles/kernel/integrator/shade_volume.h

@@ -791,17 +791,13 @@ ccl_device_forceinline void integrate_volume_direct_light(
 
   /* Write shadow ray and associated state to global memory. */
   integrator_state_write_shadow_ray(kg, shadow_state, &ray);
-  INTEGRATOR_STATE_ARRAY_WRITE(shadow_state, shadow_isect, 0, object) = ray.self.object;
-  INTEGRATOR_STATE_ARRAY_WRITE(shadow_state, shadow_isect, 0, prim) = ray.self.prim;
-  INTEGRATOR_STATE_ARRAY_WRITE(shadow_state, shadow_isect, 1, object) = ray.self.light_object;
-  INTEGRATOR_STATE_ARRAY_WRITE(shadow_state, shadow_isect, 1, prim) = ray.self.light_prim;
 
   /* Copy state from main path to shadow path. */
   const uint16_t bounce = INTEGRATOR_STATE(state, path, bounce);
   const uint16_t transparent_bounce = INTEGRATOR_STATE(state, path, transparent_bounce);
   uint32_t shadow_flag = INTEGRATOR_STATE(state, path, flag);
   shadow_flag |= (is_light) ? PATH_RAY_SHADOW_FOR_LIGHT : 0;
-  shadow_flag |= (shadow_flag & PATH_RAY_ANY_PASS) ? 0 : PATH_RAY_VOLUME_PASS;
+  shadow_flag |= PATH_RAY_VOLUME_PASS;
   const float3 throughput_phase = throughput * bsdf_eval_sum(&phase_eval);
 
   if (kernel_data.kernel_features & KERNEL_FEATURE_LIGHT_PASSES) {
@@ -877,13 +873,11 @@ ccl_device_forceinline bool integrate_volume_phase_scatter(
   INTEGRATOR_STATE_WRITE(state, ray, P) = sd->P;
   INTEGRATOR_STATE_WRITE(state, ray, D) = normalize(phase_omega_in);
   INTEGRATOR_STATE_WRITE(state, ray, t) = FLT_MAX;
+
 #  ifdef __RAY_DIFFERENTIALS__
   INTEGRATOR_STATE_WRITE(state, ray, dP) = differential_make_compact(sd->dP);
   INTEGRATOR_STATE_WRITE(state, ray, dD) = differential_make_compact(phase_domega_in);
 #  endif
-  // Save memory by storing last hit prim and object in isect
-  INTEGRATOR_STATE_WRITE(state, isect, prim) = sd->prim;
-  INTEGRATOR_STATE_WRITE(state, isect, object) = sd->object;
 
   /* Update throughput. */
   const float3 throughput = INTEGRATOR_STATE(state, path, throughput);

intern/cycles/kernel/integrator/shadow_state_template.h

@@ -61,7 +61,6 @@ KERNEL_STRUCT_MEMBER(shadow_ray, packed_float3, D, KERNEL_FEATURE_PATH_TRACING)
 KERNEL_STRUCT_MEMBER(shadow_ray, float, t, KERNEL_FEATURE_PATH_TRACING)
 KERNEL_STRUCT_MEMBER(shadow_ray, float, time, KERNEL_FEATURE_PATH_TRACING)
 KERNEL_STRUCT_MEMBER(shadow_ray, float, dP, KERNEL_FEATURE_PATH_TRACING)
-KERNEL_STRUCT_MEMBER(shadow_ray, int, object, KERNEL_FEATURE_PATH_TRACING)
 KERNEL_STRUCT_END(shadow_ray)
 
 /*********************** Shadow Intersection result **************************/

intern/cycles/kernel/integrator/subsurface.h

@@ -57,6 +57,7 @@ ccl_device int subsurface_bounce(KernelGlobals kg,
 
   /* Pass along object info, reusing isect to save memory. */
   INTEGRATOR_STATE_WRITE(state, subsurface, Ng) = sd->Ng;
+  INTEGRATOR_STATE_WRITE(state, isect, object) = sd->object;
 
   uint32_t path_flag = (INTEGRATOR_STATE(state, path, flag) & ~PATH_RAY_CAMERA) |
                        ((sc->type == CLOSURE_BSSRDF_BURLEY_ID) ? PATH_RAY_SUBSURFACE_DISK :
@@ -164,8 +165,10 @@ ccl_device_inline bool subsurface_scatter(KernelGlobals kg, IntegratorState stat
 
     if (object_flag & SD_OBJECT_INTERSECTS_VOLUME) {
       float3 P = INTEGRATOR_STATE(state, ray, P);
+      const float3 Ng = INTEGRATOR_STATE(state, subsurface, Ng);
+      const float3 offset_P = ray_offset(P, -Ng);
 
-      integrator_volume_stack_update_for_subsurface(kg, state, P, ray.P);
+      integrator_volume_stack_update_for_subsurface(kg, state, offset_P, ray.P);
     }
   }
 #  endif /* __VOLUME__ */

intern/cycles/kernel/integrator/subsurface_disk.h

@@ -99,10 +99,6 @@ ccl_device_inline bool subsurface_disk(KernelGlobals kg,
   ray.dP = ray_dP;
   ray.dD = differential_zero_compact();
   ray.time = time;
-  ray.self.object = OBJECT_NONE;
-  ray.self.prim = PRIM_NONE;
-  ray.self.light_object = OBJECT_NONE;
-  ray.self.light_prim = OBJECT_NONE;
 
   /* Intersect with the same object. if multiple intersections are found it
    * will use at most BSSRDF_MAX_HITS hits, a random subset of all hits. */

intern/cycles/kernel/integrator/subsurface_random_walk.h

@@ -195,7 +195,6 @@ ccl_device_inline bool subsurface_random_walk(KernelGlobals kg,
   const float time = INTEGRATOR_STATE(state, ray, time);
   const float3 Ng = INTEGRATOR_STATE(state, subsurface, Ng);
   const int object = INTEGRATOR_STATE(state, isect, object);
-  const int prim = INTEGRATOR_STATE(state, isect, prim);
 
   /* Sample diffuse surface scatter into the object. */
   float3 D;
@@ -206,16 +205,12 @@ ccl_device_inline bool subsurface_random_walk(KernelGlobals kg,
   }
 
   /* Setup ray. */
-  ray.P = P;
+  ray.P = ray_offset(P, -Ng);
   ray.D = D;
   ray.t = FLT_MAX;
   ray.time = time;
   ray.dP = ray_dP;
   ray.dD = differential_zero_compact();
-  ray.self.object = object;
-  ray.self.prim = prim;
-  ray.self.light_object = OBJECT_NONE;
-  ray.self.light_prim = PRIM_NONE;
 
 #ifndef __KERNEL_GPU_RAYTRACING__
   /* Compute or fetch object transforms. */
@@ -382,15 +377,7 @@ ccl_device_inline bool subsurface_random_walk(KernelGlobals kg,
      * If yes, we will later use backwards guided sampling in order to have a decent
      * chance of connecting to it.
      * TODO: Maybe use less than 10 times the mean free path? */
-    if (bounce == 0) {
-      ray.t = max(t, 10.0f / (min3(sigma_t)));
-    }
-    else {
-      ray.t = t;
-      /* After the first bounce the object can intersect the same surface again */
-      ray.self.object = OBJECT_NONE;
-      ray.self.prim = PRIM_NONE;
-    }
+    ray.t = (bounce == 0) ? max(t, 10.0f / (min3(sigma_t))) : t;
     scene_intersect_local(kg, &ray, &ss_isect, object, NULL, 1);
     hit = (ss_isect.num_hits > 0);
 
@@ -421,6 +408,13 @@ ccl_device_inline bool subsurface_random_walk(KernelGlobals kg,
     if (hit) {
       t = ray.t;
     }
+    else if (bounce == 0) {
+      /* Restore original position if nothing was hit after the first bounce,
+       * without the ray_offset() that was added to avoid self-intersection.
+       * Otherwise if that offset is relatively large compared to the scattering
+       * radius, we never go back up high enough to exit the surface. */
+      ray.P = P;
+    }
 
     /* Advance to new scatter location. */
     ray.P += t * ray.D;

intern/cycles/kernel/light/light.h

@@ -418,8 +418,8 @@ ccl_device bool light_sample_from_intersection(KernelGlobals kg,
   LightType type = (LightType)klight->type;
   ls->type = type;
   ls->shader = klight->shader_id;
-  ls->object = isect->object;
-  ls->prim = isect->prim;
+  ls->object = PRIM_NONE;
+  ls->prim = PRIM_NONE;
   ls->lamp = lamp;
   /* todo: missing texture coordinates */
   ls->t = isect->t;

intern/cycles/kernel/light/sample.h

@@ -198,7 +198,7 @@ ccl_device_inline float3 shadow_ray_offset(KernelGlobals kg,
   float NL = dot(sd->N, L);
   bool transmit = (NL < 0.0f);
   float3 Ng = (transmit ? -sd->Ng : sd->Ng);
-  float3 P = sd->P;
+  float3 P = ray_offset(sd->P, Ng);
 
   if ((sd->type & PRIMITIVE_TRIANGLE) && (sd->shader & SHADER_SMOOTH_NORMAL)) {
     const float offset_cutoff =
@@ -243,7 +243,7 @@ ccl_device_inline void shadow_ray_setup(ccl_private const ShaderData *ccl_restri
     }
     else {
       /* other lights, avoid self-intersection */
-      ray->D = ls->P - P;
+      ray->D = ray_offset(ls->P, ls->Ng) - P;
       ray->D = normalize_len(ray->D, &ray->t);
     }
   }
@@ -257,12 +257,6 @@ ccl_device_inline void shadow_ray_setup(ccl_private const ShaderData *ccl_restri
   ray->dP = differential_make_compact(sd->dP);
   ray->dD = differential_zero_compact();
   ray->time = sd->time;
-
-  /* Fill in intersection surface and light details. */
-  ray->self.prim = sd->prim;
-  ray->self.object = sd->object;
-  ray->self.light_prim = ls->prim;
-  ray->self.light_object = ls->object;
 }
 
 /* Create shadow ray towards light sample. */

intern/cycles/kernel/osl/services.cpp

@@ -116,8 +116,6 @@ ustring OSLRenderServices::u_curve_tangent_normal("geom:curve_tangent_normal");
 ustring OSLRenderServices::u_curve_random("geom:curve_random");
 ustring OSLRenderServices::u_is_point("geom:is_point");
 ustring OSLRenderServices::u_point_radius("geom:point_radius");
-ustring OSLRenderServices::u_point_position("geom:point_position");
-ustring OSLRenderServices::u_point_random("geom:point_random");
 ustring OSLRenderServices::u_normal_map_normal("geom:normal_map_normal");
 ustring OSLRenderServices::u_path_ray_length("path:ray_length");
 ustring OSLRenderServices::u_path_ray_depth("path:ray_depth");
@@ -1001,10 +999,6 @@ bool OSLRenderServices::get_object_standard_attribute(const KernelGlobalsCPU *kg
     float3 f = curve_tangent_normal(kg, sd);
     return set_attribute_float3(f, type, derivatives, val);
   }
-  else if (name == u_curve_random) {
-    float f = curve_random(kg, sd);
-    return set_attribute_float(f, type, derivatives, val);
-  }
   /* point attributes */
   else if (name == u_is_point) {
     float f = (sd->type & PRIMITIVE_POINT) != 0;
@@ -1014,14 +1008,6 @@ bool OSLRenderServices::get_object_standard_attribute(const KernelGlobalsCPU *kg
     float f = point_radius(kg, sd);
     return set_attribute_float(f, type, derivatives, val);
   }
-  else if (name == u_point_position) {
-    float3 f = point_position(kg, sd);
-    return set_attribute_float3(f, type, derivatives, val);
-  }
-  else if (name == u_point_random) {
-    float f = point_random(kg, sd);
-    return set_attribute_float(f, type, derivatives, val);
-  }
   else if (name == u_normal_map_normal) {
     if (sd->type & PRIMITIVE_TRIANGLE) {
       float3 f = triangle_smooth_normal_unnormalized(kg, sd, sd->Ng, sd->prim, sd->u, sd->v);

intern/cycles/kernel/osl/services.h

@@ -298,9 +298,7 @@ class OSLRenderServices : public OSL::RendererServices {
   static ustring u_curve_tangent_normal;
   static ustring u_curve_random;
   static ustring u_is_point;
-  static ustring u_point_position;
   static ustring u_point_radius;
-  static ustring u_point_random;
   static ustring u_normal_map_normal;
   static ustring u_path_ray_length;
   static ustring u_path_ray_depth;

intern/cycles/kernel/osl/shaders/CMakeLists.txt

@@ -49,7 +49,6 @@ set(SRC_OSL
   node_glossy_bsdf.osl
   node_gradient_texture.osl
   node_hair_info.osl
-  node_point_info.osl
   node_scatter_volume.osl
   node_absorption_volume.osl
   node_principled_volume.osl

intern/cycles/kernel/osl/shaders/node_point_info.osl

@@ -1,26 +0,0 @@
-/*
- * Copyright 2011-2022 Blender Foundation
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "stdcycles.h"
-
-shader node_point_info(output point Position = point(0.0, 0.0, 0.0),
-                       output float Radius = 0.0,
-                       output float Random = 0.0)
-{
-  getattribute("geom:point_position", Position);
-  getattribute("geom:point_radius", Radius);
-  getattribute("geom:point_random", Random);
-}

intern/cycles/kernel/svm/ao.h

@@ -70,14 +70,10 @@ ccl_device float svm_ao(
 
     /* Create ray. */
     Ray ray;
-    ray.P = sd->P;
+    ray.P = ray_offset(sd->P, N);
     ray.D = D.x * T + D.y * B + D.z * N;
     ray.t = max_dist;
     ray.time = sd->time;
-    ray.self.object = sd->object;
-    ray.self.prim = sd->prim;
-    ray.self.light_object = OBJECT_NONE;
-    ray.self.light_prim = PRIM_NONE;
     ray.dP = differential_zero_compact();
     ray.dD = differential_zero_compact();
 

intern/cycles/kernel/svm/attribute.h

@@ -87,9 +87,7 @@ ccl_device_noinline void svm_node_attr(KernelGlobals kg,
   if (node.y == ATTR_STD_GENERATED && desc.element == ATTR_ELEMENT_NONE) {
     /* No generated attribute, fall back to object coordinates. */
     float3 f = sd->P;
-    if (sd->object != OBJECT_NONE) {
-      object_inverse_position_transform(kg, sd, &f);
-    }
+    object_inverse_position_transform(kg, sd, &f);
     if (type == NODE_ATTR_OUTPUT_FLOAT) {
       stack_store_float(stack, out_offset, average(f));
     }
@@ -181,9 +179,7 @@ ccl_device_noinline void svm_node_attr_bump_dx(KernelGlobals kg,
   if (node.y == ATTR_STD_GENERATED && desc.element == ATTR_ELEMENT_NONE) {
     /* No generated attribute, fall back to object coordinates. */
     float3 f = sd->P + sd->dP.dx;
-    if (sd->object != OBJECT_NONE) {
-      object_inverse_position_transform(kg, sd, &f);
-    }
+    object_inverse_position_transform(kg, sd, &f);
     if (type == NODE_ATTR_OUTPUT_FLOAT) {
       stack_store_float(stack, out_offset, average(f));
     }
@@ -279,9 +275,7 @@ ccl_device_noinline void svm_node_attr_bump_dy(KernelGlobals kg,
   if (node.y == ATTR_STD_GENERATED && desc.element == ATTR_ELEMENT_NONE) {
     /* No generated attribute, fall back to object coordinates. */
     float3 f = sd->P + sd->dP.dy;
-    if (sd->object != OBJECT_NONE) {
-      object_inverse_position_transform(kg, sd, &f);
-    }
+    object_inverse_position_transform(kg, sd, &f);
     if (type == NODE_ATTR_OUTPUT_FLOAT) {
       stack_store_float(stack, out_offset, average(f));
     }

intern/cycles/kernel/svm/bevel.h

@@ -196,10 +196,6 @@ ccl_device float3 svm_bevel(
     ray.dP = differential_zero_compact();
     ray.dD = differential_zero_compact();
     ray.time = sd->time;
-    ray.self.object = OBJECT_NONE;
-    ray.self.prim = PRIM_NONE;
-    ray.self.light_object = OBJECT_NONE;
-    ray.self.light_prim = PRIM_NONE;
 
     /* Intersect with the same object. if multiple intersections are found it
      * will use at most LOCAL_MAX_HITS hits, a random subset of all hits. */
@@ -211,24 +207,15 @@ ccl_device float3 svm_bevel(
       /* Quickly retrieve P and Ng without setting up ShaderData. */
       float3 hit_P;
       if (sd->type == PRIMITIVE_TRIANGLE) {
-        hit_P = triangle_point_from_uv(kg,
-                                       sd,
-                                       isect.hits[hit].object,
-                                       isect.hits[hit].prim,
-                                       isect.hits[hit].u,
-                                       isect.hits[hit].v);
+        hit_P = triangle_refine_local(
+            kg, sd, ray.P, ray.D, ray.t, isect.hits[hit].object, isect.hits[hit].prim);
       }
 #  ifdef __OBJECT_MOTION__
       else if (sd->type == PRIMITIVE_MOTION_TRIANGLE) {
         float3 verts[3];
         motion_triangle_vertices(kg, sd->object, isect.hits[hit].prim, sd->time, verts);
-        hit_P = motion_triangle_point_from_uv(kg,
-                                              sd,
-                                              isect.hits[hit].object,
-                                              isect.hits[hit].prim,
-                                              isect.hits[hit].u,
-                                              isect.hits[hit].v,
-                                              verts);
+        hit_P = motion_triangle_refine_local(
+            kg, sd, ray.P, ray.D, ray.t, isect.hits[hit].object, isect.hits[hit].prim, verts);
       }
 #  endif /* __OBJECT_MOTION__ */
 

intern/cycles/kernel/svm/geometry.h

@@ -242,6 +242,13 @@ ccl_device_noinline void svm_node_hair_info(KernelGlobals kg,
       stack_store_float(stack, out_offset, data);
       break;
     }
+#  if 0
+    case NODE_INFO_CURVE_FADE: {
+      data = sd->curve_transparency;
+      stack_store_float(stack, out_offset, data);
+      break;
+    }
+#  endif
     case NODE_INFO_CURVE_TANGENT_NORMAL: {
       data3 = curve_tangent_normal(kg, sd);
       stack_store_float3(stack, out_offset, data3);
@@ -251,28 +258,4 @@ ccl_device_noinline void svm_node_hair_info(KernelGlobals kg,
 }
 #endif
 
-#ifdef __POINTCLOUD__
-
-/* Point Info */
-
-ccl_device_noinline void svm_node_point_info(KernelGlobals kg,
-                                             ccl_private ShaderData *sd,
-                                             ccl_private float *stack,
-                                             uint type,
-                                             uint out_offset)
-{
-  switch (type) {
-    case NODE_INFO_POINT_POSITION:
-      stack_store_float3(stack, out_offset, point_position(kg, sd));
-      break;
-    case NODE_INFO_POINT_RADIUS:
-      stack_store_float(stack, out_offset, point_radius(kg, sd));
-      break;
-    case NODE_INFO_POINT_RANDOM:
-      break; /* handled as attribute */
-  }
-}
-
-#endif
-
 CCL_NAMESPACE_END

intern/cycles/kernel/svm/svm.h

@@ -454,14 +454,13 @@ ccl_device void svm_eval_nodes(KernelGlobals kg,
         break;
 #if defined(__HAIR__)
       case NODE_HAIR_INFO:
-        svm_node_hair_info(kg, sd, stack, node.y, node.z);
-        break;
-#endif
-#if defined(__POINTCLOUD__)
-      case NODE_POINT_INFO:
-        svm_node_point_info(kg, sd, stack, node.y, node.z);
+        IF_KERNEL_NODES_FEATURE(HAIR)
+        {
+          svm_node_hair_info(kg, sd, stack, node.y, node.z);
+        }
         break;
 #endif
+
       case NODE_TEXTURE_MAPPING:
         offset = svm_node_texture_mapping(kg, sd, stack, node.y, node.z, offset);
         break;

intern/cycles/kernel/svm/types.h

@@ -81,7 +81,6 @@ typedef enum ShaderNodeType {
   NODE_OBJECT_INFO,
   NODE_PARTICLE_INFO,
   NODE_HAIR_INFO,
-  NODE_POINT_INFO,
   NODE_TEXTURE_MAPPING,
   NODE_MAPPING,
   NODE_MIN_MAX,
@@ -177,16 +176,12 @@ typedef enum NodeHairInfo {
   NODE_INFO_CURVE_INTERCEPT,
   NODE_INFO_CURVE_LENGTH,
   NODE_INFO_CURVE_THICKNESS,
+  /* Fade for minimum hair width transiency. */
+  // NODE_INFO_CURVE_FADE,
   NODE_INFO_CURVE_TANGENT_NORMAL,
   NODE_INFO_CURVE_RANDOM,
 } NodeHairInfo;
 
-typedef enum NodePointInfo {
-  NODE_INFO_POINT_POSITION,
-  NODE_INFO_POINT_RADIUS,
-  NODE_INFO_POINT_RANDOM,
-} NodePointInfo;
-
 typedef enum NodeLightPath {
   NODE_LP_camera = 0,
   NODE_LP_shadow,

intern/cycles/kernel/types.h

@@ -512,21 +512,12 @@ typedef struct differential {
 
 /* Ray */
 
-typedef struct RaySelfPrimitives {
-  int prim;         /* Primitive the ray is starting from */
-  int object;       /* Instance prim is a part of */
-  int light_prim;   /* Light primitive */
-  int light_object; /* Light object */
-} RaySelfPrimitives;
-
 typedef struct Ray {
   float3 P;   /* origin */
   float3 D;   /* direction */
   float t;    /* length of the ray */
   float time; /* time (for motion blur) */
 
-  RaySelfPrimitives self;
-
 #ifdef __RAY_DIFFERENTIALS__
   float dP;
   float dD;
@@ -1574,21 +1565,21 @@ enum KernelFeatureFlag : uint32_t {
   KERNEL_FEATURE_NODE_BSDF = (1U << 0U),
   KERNEL_FEATURE_NODE_EMISSION = (1U << 1U),
   KERNEL_FEATURE_NODE_VOLUME = (1U << 2U),
-  KERNEL_FEATURE_NODE_BUMP = (1U << 3U),
-  KERNEL_FEATURE_NODE_BUMP_STATE = (1U << 4U),
-  KERNEL_FEATURE_NODE_VORONOI_EXTRA = (1U << 5U),
-  KERNEL_FEATURE_NODE_RAYTRACE = (1U << 6U),
-  KERNEL_FEATURE_NODE_AOV = (1U << 7U),
-  KERNEL_FEATURE_NODE_LIGHT_PATH = (1U << 8U),
+  KERNEL_FEATURE_NODE_HAIR = (1U << 3U),
+  KERNEL_FEATURE_NODE_BUMP = (1U << 4U),
+  KERNEL_FEATURE_NODE_BUMP_STATE = (1U << 5U),
+  KERNEL_FEATURE_NODE_VORONOI_EXTRA = (1U << 6U),
+  KERNEL_FEATURE_NODE_RAYTRACE = (1U << 7U),
+  KERNEL_FEATURE_NODE_AOV = (1U << 8U),
+  KERNEL_FEATURE_NODE_LIGHT_PATH = (1U << 9U),
 
   /* Use denoising kernels and output denoising passes. */
-  KERNEL_FEATURE_DENOISING = (1U << 9U),
+  KERNEL_FEATURE_DENOISING = (1U << 10U),
 
   /* Use path tracing kernels. */
-  KERNEL_FEATURE_PATH_TRACING = (1U << 10U),
+  KERNEL_FEATURE_PATH_TRACING = (1U << 11U),
 
   /* BVH/sampling kernel features. */
-  KERNEL_FEATURE_POINTCLOUD = (1U << 11U),
   KERNEL_FEATURE_HAIR = (1U << 12U),
   KERNEL_FEATURE_HAIR_THICK = (1U << 13U),
   KERNEL_FEATURE_OBJECT_MOTION = (1U << 14U),
@@ -1625,6 +1616,9 @@ enum KernelFeatureFlag : uint32_t {
   KERNEL_FEATURE_AO_PASS = (1U << 25U),
   KERNEL_FEATURE_AO_ADDITIVE = (1U << 26U),
   KERNEL_FEATURE_AO = (KERNEL_FEATURE_AO_PASS | KERNEL_FEATURE_AO_ADDITIVE),
+
+  /* Point clouds. */
+  KERNEL_FEATURE_POINTCLOUD = (1U << 27U),
 };
 
 /* Shader node feature mask, to specialize shader evaluation for kernels. */
@@ -1634,7 +1628,7 @@ enum KernelFeatureFlag : uint32_t {
    KERNEL_FEATURE_NODE_LIGHT_PATH)
 #define KERNEL_FEATURE_NODE_MASK_SURFACE_SHADOW \
   (KERNEL_FEATURE_NODE_BSDF | KERNEL_FEATURE_NODE_EMISSION | KERNEL_FEATURE_NODE_VOLUME | \
-   KERNEL_FEATURE_NODE_BUMP | KERNEL_FEATURE_NODE_BUMP_STATE | \
+   KERNEL_FEATURE_NODE_HAIR | KERNEL_FEATURE_NODE_BUMP | KERNEL_FEATURE_NODE_BUMP_STATE | \
    KERNEL_FEATURE_NODE_VORONOI_EXTRA | KERNEL_FEATURE_NODE_LIGHT_PATH)
 #define KERNEL_FEATURE_NODE_MASK_SURFACE \
   (KERNEL_FEATURE_NODE_MASK_SURFACE_SHADOW | KERNEL_FEATURE_NODE_RAYTRACE | \

intern/cycles/scene/alembic.cpp

@@ -1178,12 +1178,6 @@ void AlembicProcedural::read_subd(AlembicObject *abc_object, Abc::chrono_t frame
   cached_data.subd_creases_weight.copy_to_socket(
       frame_time, mesh, mesh->get_subd_creases_weight_socket());
 
-  cached_data.subd_vertex_crease_indices.copy_to_socket(
-      frame_time, mesh, mesh->get_subd_vert_creases_socket());
-
-  cached_data.subd_vertex_crease_weights.copy_to_socket(
-      frame_time, mesh, mesh->get_subd_vert_creases_weight_socket());
-
   mesh->set_num_subd_faces(mesh->get_subd_shader().size());
 
   /* Update attributes. */

intern/cycles/scene/alembic.h

@@ -320,8 +320,6 @@ struct CachedData {
   DataStore<int> num_ngons;
   DataStore<array<int>> subd_creases_edge;
   DataStore<array<float>> subd_creases_weight;
-  DataStore<array<int>> subd_vertex_crease_indices;
-  DataStore<array<float>> subd_vertex_crease_weights;
 
   /* hair data */
   DataStore<array<float3>> curve_keys;

intern/cycles/scene/alembic_read.cpp

@@ -478,9 +478,7 @@ static void add_subd_polygons(CachedData &cached_data, const SubDSchemaData &dat
   cached_data.uv_loops.add_data(uv_loops, time);
 }
 
-static void add_subd_edge_creases(CachedData &cached_data,
-                                  const SubDSchemaData &data,
-                                  chrono_t time)
+static void add_subd_creases(CachedData &cached_data, const SubDSchemaData &data, chrono_t time)
 {
   if (!(data.crease_indices.valid() && data.crease_indices.valid() &&
         data.crease_sharpnesses.valid())) {
@@ -519,37 +517,6 @@ static void add_subd_edge_creases(CachedData &cached_data,
   }
 }
 
-static void add_subd_vertex_creases(CachedData &cached_data,
-                                    const SubDSchemaData &data,
-                                    chrono_t time)
-{
-  if (!(data.corner_indices.valid() && data.crease_sharpnesses.valid())) {
-    return;
-  }
-
-  const ISampleSelector iss = ISampleSelector(time);
-  const Int32ArraySamplePtr creases_indices = data.crease_indices.getValue(iss);
-  const FloatArraySamplePtr creases_sharpnesses = data.crease_sharpnesses.getValue(iss);
-
-  if (!(creases_indices && creases_sharpnesses) ||
-      creases_indices->size() != creases_sharpnesses->size()) {
-    return;
-  }
-
-  array<float> sharpnesses;
-  sharpnesses.reserve(creases_indices->size());
-  array<int> indices;
-  indices.reserve(creases_indices->size());
-
-  for (size_t i = 0; i < creases_indices->size(); i++) {
-    indices.push_back_reserved((*creases_indices)[i]);
-    sharpnesses.push_back_reserved((*creases_sharpnesses)[i]);
-  }
-
-  cached_data.subd_vertex_crease_indices.add_data(indices, time);
-  cached_data.subd_vertex_crease_weights.add_data(sharpnesses, time);
-}
-
 static void read_subd_geometry(CachedData &cached_data, const SubDSchemaData &data, chrono_t time)
 {
   const ISampleSelector iss = ISampleSelector(time);
@@ -558,8 +525,7 @@ static void read_subd_geometry(CachedData &cached_data, const SubDSchemaData &da
 
   if (data.topology_variance != kHomogenousTopology || cached_data.shader.size() == 0) {
     add_subd_polygons(cached_data, data, time);
-    add_subd_edge_creases(cached_data, data, time);
-    add_subd_vertex_creases(cached_data, data, time);
+    add_subd_creases(cached_data, data, time);
   }
 }
 

intern/cycles/scene/alembic_read.h

@@ -76,10 +76,9 @@ struct SubDSchemaData {
 
   vector<FaceSetShaderIndexPair> shader_face_sets;
 
+  // Those are unsupported for now.
   Alembic::AbcGeom::IInt32ArrayProperty corner_indices;
   Alembic::AbcGeom::IFloatArrayProperty corner_sharpnesses;
-
-  // Those are unsupported for now.
   Alembic::AbcGeom::IInt32Property face_varying_interpolate_boundary;
   Alembic::AbcGeom::IInt32Property face_varying_propagate_corners;
   Alembic::AbcGeom::IInt32Property interpolate_boundary;

intern/cycles/scene/colorspace.cpp

@@ -263,9 +263,7 @@ template<typename T> inline void cast_from_float4(T *data, float4 value)
 
 /* Slower versions for other all data types, which needs to convert to float and back. */
 template<typename T, bool compress_as_srgb = false>
-inline void processor_apply_pixels_rgba(const OCIO::Processor *processor,
-                                        T *pixels,
-                                        size_t num_pixels)
+inline void processor_apply_pixels(const OCIO::Processor *processor, T *pixels, size_t num_pixels)
 {
   /* TODO: implement faster version for when we know the conversion
    * is a simple matrix transform between linear spaces. In that case
@@ -312,79 +310,25 @@ inline void processor_apply_pixels_rgba(const OCIO::Processor *processor,
     }
   }
 }
-
-template<typename T, bool compress_as_srgb = false>
-inline void processor_apply_pixels_grayscale(const OCIO::Processor *processor,
-                                             T *pixels,
-                                             size_t num_pixels)
-{
-  OCIO::ConstCPUProcessorRcPtr device_processor = processor->getDefaultCPUProcessor();
-
-  /* Process large images in chunks to keep temporary memory requirement down. */
-  const size_t chunk_size = std::min((size_t)(16 * 1024 * 1024), num_pixels);
-  vector<float> float_pixels(chunk_size * 3);
-
-  for (size_t j = 0; j < num_pixels; j += chunk_size) {
-    size_t width = std::min(chunk_size, num_pixels - j);
-
-    /* Convert to 3 channels, since that's the minimum required by OpenColorIO. */
-    {
-      const T *pixel = pixels + j;
-      float *fpixel = float_pixels.data();
-      for (size_t i = 0; i < width; i++, pixel++, fpixel += 3) {
-        const float f = util_image_cast_to_float<T>(*pixel);
-        fpixel[0] = f;
-        fpixel[1] = f;
-        fpixel[2] = f;
-      }
-    }
-
-    OCIO::PackedImageDesc desc((float *)float_pixels.data(), width, 1, 3);
-    device_processor->apply(desc);
-
-    {
-      T *pixel = pixels + j;
-      const float *fpixel = float_pixels.data();
-      for (size_t i = 0; i < width; i++, pixel++, fpixel += 3) {
-        float f = average(make_float3(fpixel[0], fpixel[1], fpixel[2]));
-        if (compress_as_srgb) {
-          f = color_linear_to_srgb(f);
-        }
-        *pixel = util_image_cast_from_float<T>(f);
-      }
-    }
-  }
-}
-
 #endif
 
 template<typename T>
-void ColorSpaceManager::to_scene_linear(
-    ustring colorspace, T *pixels, size_t num_pixels, bool is_rgba, bool compress_as_srgb)
+void ColorSpaceManager::to_scene_linear(ustring colorspace,
+                                        T *pixels,
+                                        size_t num_pixels,
+                                        bool compress_as_srgb)
 {
 #ifdef WITH_OCIO
   const OCIO::Processor *processor = (const OCIO::Processor *)get_processor(colorspace);
 
   if (processor) {
-    if (is_rgba) {
-      if (compress_as_srgb) {
-        /* Compress output as sRGB. */
-        processor_apply_pixels_rgba<T, true>(processor, pixels, num_pixels);
-      }
-      else {
-        /* Write output as scene linear directly. */
-        processor_apply_pixels_rgba<T>(processor, pixels, num_pixels);
-      }
+    if (compress_as_srgb) {
+      /* Compress output as sRGB. */
+      processor_apply_pixels<T, true>(processor, pixels, num_pixels);
     }
     else {
-      if (compress_as_srgb) {
-        /* Compress output as sRGB. */
-        processor_apply_pixels_grayscale<T, true>(processor, pixels, num_pixels);
-      }
-      else {
-        /* Write output as scene linear directly. */
-        processor_apply_pixels_grayscale<T>(processor, pixels, num_pixels);
-      }
+      /* Write output as scene linear directly. */
+      processor_apply_pixels<T>(processor, pixels, num_pixels);
     }
   }
 #else
@@ -404,11 +348,6 @@ void ColorSpaceManager::to_scene_linear(ColorSpaceProcessor *processor_,
 
   if (processor) {
     OCIO::ConstCPUProcessorRcPtr device_processor = processor->getDefaultCPUProcessor();
-    if (channels == 1) {
-      float3 rgb = make_float3(pixel[0], pixel[0], pixel[0]);
-      device_processor->applyRGB(&rgb.x);
-      pixel[0] = average(rgb);
-    }
     if (channels == 3) {
       device_processor->applyRGB(pixel);
     }
@@ -451,9 +390,9 @@ void ColorSpaceManager::free_memory()
 }
 
 /* Template instantiations so we don't have to inline functions. */
-template void ColorSpaceManager::to_scene_linear(ustring, uchar *, size_t, bool, bool);
-template void ColorSpaceManager::to_scene_linear(ustring, ushort *, size_t, bool, bool);
-template void ColorSpaceManager::to_scene_linear(ustring, half *, size_t, bool, bool);
-template void ColorSpaceManager::to_scene_linear(ustring, float *, size_t, bool, bool);
+template void ColorSpaceManager::to_scene_linear(ustring, uchar *, size_t, bool);
+template void ColorSpaceManager::to_scene_linear(ustring, ushort *, size_t, bool);
+template void ColorSpaceManager::to_scene_linear(ustring, half *, size_t, bool);
+template void ColorSpaceManager::to_scene_linear(ustring, float *, size_t, bool);
 
 CCL_NAMESPACE_END

intern/cycles/scene/colorspace.h

@@ -43,8 +43,10 @@ class ColorSpaceManager {
   /* Convert pixels in the specified colorspace to scene linear color for
    * rendering. Must be a colorspace returned from detect_known_colorspace. */
   template<typename T>
-  static void to_scene_linear(
-      ustring colorspace, T *pixels, size_t num_pixels, bool is_rgba, bool compress_as_srgb);
+  static void to_scene_linear(ustring colorspace,
+                              T *pixels,
+                              size_t num_pixels,
+                              bool compress_as_srgb);
 
   /* Efficiently convert pixels to scene linear colorspace at render time,
    * for OSL where the image texture cache contains original pixels. The

intern/cycles/scene/constant_fold.cpp

@@ -441,13 +441,9 @@ void ConstantFolder::fold_mapping(NodeMappingType type) const
   if (is_zero(scale_in)) {
     make_zero();
   }
-  else if (
-      /* Can't constant fold since we always need to normalize the output. */
-      (type != NODE_MAPPING_TYPE_NORMAL) &&
-      /* Check all use values are zero, note location is not used by vector and normal types. */
-      (is_zero(location_in) || type == NODE_MAPPING_TYPE_VECTOR ||
-       type == NODE_MAPPING_TYPE_NORMAL) &&
-      is_zero(rotation_in) && is_one(scale_in)) {
+  else if ((is_zero(location_in) || type == NODE_MAPPING_TYPE_VECTOR ||
+            type == NODE_MAPPING_TYPE_NORMAL) &&
+           is_zero(rotation_in) && is_one(scale_in)) {
     try_bypass_or_make_constant(vector_in);
   }
 }

intern/cycles/scene/geometry.cpp

@@ -236,7 +236,6 @@ void Geometry::compute_bvh(
 
       BVHParams bparams;
       bparams.use_spatial_split = params->use_bvh_spatial_split;
-      bparams.use_compact_structure = params->use_bvh_compact_structure;
       bparams.bvh_layout = bvh_layout;
       bparams.use_unaligned_nodes = dscene->data.bvh.have_curves &&
                                     params->use_bvh_unaligned_nodes;

intern/cycles/scene/image.cpp

@@ -576,13 +576,13 @@ bool ImageManager::file_load_image(Image *img, int texture_limit)
         pixels[i * 4 + 3] = one;
       }
     }
-  }
 
-  if (img->metadata.colorspace != u_colorspace_raw &&
-      img->metadata.colorspace != u_colorspace_srgb) {
-    /* Convert to scene linear. */
-    ColorSpaceManager::to_scene_linear(
-        img->metadata.colorspace, pixels, num_pixels, is_rgba, img->metadata.compress_as_srgb);
+    if (img->metadata.colorspace != u_colorspace_raw &&
+        img->metadata.colorspace != u_colorspace_srgb) {
+      /* Convert to scene linear. */
+      ColorSpaceManager::to_scene_linear(
+          img->metadata.colorspace, pixels, num_pixels, img->metadata.compress_as_srgb);
+    }
   }
 
   /* Make sure we don't have buggy values. */
@@ -891,10 +891,6 @@ void ImageManager::device_free(Device *device)
 void ImageManager::collect_statistics(RenderStats *stats)
 {
   foreach (const Image *image, images) {
-    if (!image) {
-      /* Image may have been freed due to lack of users. */
-      continue;
-    }
     stats->image.textures.add_entry(
         NamedSizeEntry(image->loader->name(), image->mem->memory_size()));
   }