Merge branch 'master' into blender2.8

CMakeLists.txt

@@ -253,6 +253,8 @@ option(WITH_OPENSUBDIV    "Enable OpenSubdiv for surface subdivision" _init_OPEN
 
 option(WITH_OPENVDB       "Enable features relying on OpenVDB" OFF)
 option(WITH_OPENVDB_BLOSC "Enable blosc compression for OpenVDB, only enable if OpenVDB was built with blosc support" OFF)
+option(WITH_OPENVDB_3_ABI_COMPATIBLE "Assume OpenVDB library has been compiled with version 3 ABI compatibility" OFF)
+mark_as_advanced(WITH_OPENVDB_3_ABI_COMPATIBLE)
 
 # GHOST Windowing Library Options
 option(WITH_GHOST_DEBUG   "Enable debugging output for the GHOST library" OFF)
@@ -1443,8 +1445,8 @@ elseif(CMAKE_C_COMPILER_ID MATCHES "Intel")
 	ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_NO_SIGN_COMPARE -Wno-sign-compare)
 
 	# disable numbered, false positives
-	set(C_WARNINGS "${C_WARNINGS} -wd188,186,144,913,556")
+	set(C_WARNINGS "${C_WARNINGS} -wd188,186,144,913,556,858,597,177,1292,167,279,592,94,2722,3199")
-	set(CXX_WARNINGS "${CXX_WARNINGS} -wd188,186,144,913,556")
+	set(CXX_WARNINGS "${CXX_WARNINGS} -wd188,186,144,913,556,858,597,177,1292,167,279,592,94,2722,3199")
 elseif(CMAKE_C_COMPILER_ID MATCHES "MSVC")
 	# most msvc warnings are C & C++
 	set(_WARNINGS

build_files/cmake/macros.cmake

@@ -822,7 +822,7 @@ macro(TEST_SSE_SUPPORT
 		endif()
 	elseif(CMAKE_C_COMPILER_ID MATCHES "Intel")
 		set(${_sse_flags} "")  # icc defaults to -msse
-		set(${_sse2_flags} "-msse2")
+		set(${_sse2_flags} "")  # icc defaults to -msse2
 	else()
 		message(WARNING "SSE flags for this compiler: '${CMAKE_C_COMPILER_ID}' not known")
 		set(${_sse_flags})

intern/cycles/CMakeLists.txt

@@ -104,6 +104,54 @@ elseif(CMAKE_COMPILER_IS_GNUCC OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
 	endif()
 
 	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CYCLES_KERNEL_FLAGS}")
+elseif(WIN32 AND CMAKE_CXX_COMPILER_ID MATCHES "Intel")
+	check_cxx_compiler_flag(/QxSSE2 CXX_HAS_SSE)
+	check_cxx_compiler_flag(/arch:AVX CXX_HAS_AVX)
+	check_cxx_compiler_flag(/QxCORE-AVX2 CXX_HAS_AVX2)
+
+	if(CXX_HAS_SSE)
+		set(CYCLES_SSE2_KERNEL_FLAGS "/QxSSE2")
+		set(CYCLES_SSE3_KERNEL_FLAGS "/QxSSSE3")
+		set(CYCLES_SSE41_KERNEL_FLAGS "/QxSSE4.1")
+
+		if(CXX_HAS_AVX)
+			set(CYCLES_AVX_KERNEL_FLAGS "/arch:AVX")
+		endif()
+
+		if(CXX_HAS_AVX2)
+			set(CYCLES_AVX2_KERNEL_FLAGS "/QxCORE-AVX2")
+		endif()
+	endif()
+elseif(CMAKE_CXX_COMPILER_ID MATCHES "Intel")
+	if(APPLE)
+		# ICC does not support SSE2 flag on MacOSX
+		check_cxx_compiler_flag(-xssse3 CXX_HAS_SSE)
+	else()
+		check_cxx_compiler_flag(-xsse2 CXX_HAS_SSE)
+	endif()
+
+	check_cxx_compiler_flag(-xavx CXX_HAS_AVX)
+	check_cxx_compiler_flag(-xcore-avx2 CXX_HAS_AVX2)
+
+	if(CXX_HAS_SSE)
+		if(APPLE)
+			# ICC does not support SSE2 flag on MacOSX
+			set(CYCLES_SSE2_KERNEL_FLAGS "-xssse3")
+		else()
+			set(CYCLES_SSE2_KERNEL_FLAGS "-xsse2")
+		endif()
+
+		set(CYCLES_SSE3_KERNEL_FLAGS "-xssse3")
+		set(CYCLES_SSE41_KERNEL_FLAGS "-xsse4.1")
+
+		if(CXX_HAS_AVX)
+			set(CYCLES_AVX_KERNEL_FLAGS "-xavx")
+		endif()
+
+		if(CXX_HAS_AVX2)
+			set(CYCLES_AVX2_KERNEL_FLAGS "-xcore-avx2")
+		endif()
+	endif()
 endif()
 
 if(CXX_HAS_SSE)

intern/cycles/util/util_types_float4.h

@@ -34,7 +34,6 @@ struct ccl_try_align(16) float4 {
 	};
 
 	__forceinline float4();
-	__forceinline float4(const float4& a);
 	__forceinline explicit float4(const __m128& a);
 
 	__forceinline operator const __m128&(void) const;

intern/cycles/util/util_types_float4_impl.h

@@ -33,11 +33,6 @@ __forceinline float4::float4()
 {
 }
 
-__forceinline float4::float4(const float4& a)
-        : m128(a.m128)
-{
-}
-
 __forceinline float4::float4(const __m128& a)
         : m128(a)
 {

intern/openvdb/CMakeLists.txt

@@ -38,8 +38,13 @@ set(SRC
 if(WITH_OPENVDB)
 	add_definitions(
 		-DWITH_OPENVDB
+	)
+
+	if(WITH_OPENVDB_3_ABI_COMPATIBLE)
+		add_definitions(
 			-DOPENVDB_3_ABI_COMPATIBLE
 		)
+	endif()
 
 	list(APPEND INC_SYS
 		${BOOST_INCLUDE_DIR}

intern/openvdb/intern/openvdb_writer.cc

@@ -45,7 +45,7 @@ void OpenVDBWriter::insert(const openvdb::GridBase::Ptr &grid)
 
 void OpenVDBWriter::insert(const openvdb::GridBase &grid)
 {
-#if (OPENVDB_LIBRARY_MAJOR_VERSION_NUMBER >= 3)
+#if (OPENVDB_LIBRARY_MAJOR_VERSION_NUMBER <= 3) || defined(OPENVDB_3_ABI_COMPATIBLE)
 	m_grids->push_back(grid.copyGrid());
 #else
 	m_grids->push_back(grid.copyGridWithNewTree());

source/blender/blenkernel/intern/displist.c

@@ -299,7 +299,10 @@ bool BKE_displist_surfindex_get(DispList *dl, int a, int *b, int *p1, int *p2, i
 }
 
 /* ****************** make displists ********************* */
-
+#ifdef __INTEL_COMPILER
+/* ICC with the optimization -02 causes crashes. */
+#   pragma intel optimization_level 1
+#endif
 static void curve_to_displist(Curve *cu, ListBase *nubase, ListBase *dispbase,
                               const bool for_render, const bool use_render_resolution)
 {

source/blender/blenlib/BLI_utildefines.h

@@ -411,7 +411,7 @@ extern "C" {
 	} (void)0
 
 /* assuming a static array */
-#if defined(__GNUC__) && !defined(__cplusplus) && !defined(__clang__)
+#if defined(__GNUC__) && !defined(__cplusplus) && !defined(__clang__) && !defined(__INTEL_COMPILER)
 #  define ARRAY_SIZE(arr) \
 	((sizeof(struct {int isnt_array : ((const void *)&(arr) == &(arr)[0]);}) * 0) + \
 	 (sizeof(arr) / sizeof(*(arr))))

source/blender/editors/gpencil/gpencil_paint.c

@@ -46,7 +46,6 @@
 
 #include "PIL_time.h"
 
-#include "BKE_main.h"
 #include "BKE_paint.h"
 #include "BKE_gpencil.h"
 #include "BKE_context.h"

source/blender/editors/gpencil/gpencil_undo.c

@@ -45,7 +45,6 @@
 #include "BKE_context.h"
 #include "BKE_global.h"
 #include "BKE_gpencil.h"
-#include "BKE_main.h"
 
 #include "ED_gpencil.h"
 

source/blender/editors/include/ED_undo.h

@@ -51,6 +51,8 @@ void    ED_undo_operator_repeat_cb_evt(struct bContext *C, void *arg_op, int arg
 
 bool    ED_undo_is_valid(const struct bContext *C, const char *undoname);
 
+struct UndoStack *ED_undo_stack_get(void);
+
 /* undo_system_types.c */
 void ED_undosys_type_init(void);
 void ED_undosys_type_free(void);

source/blender/editors/mesh/editmesh_extrude.c

@@ -36,7 +36,6 @@
 #include "BLI_listbase.h"
 
 #include "BKE_context.h"
-#include "BKE_main.h"
 #include "BKE_object.h"
 #include "BKE_report.h"
 #include "BKE_editmesh.h"

source/blender/editors/mesh/editmesh_utils.c

@@ -43,7 +43,6 @@
 
 #include "BKE_DerivedMesh.h"
 #include "BKE_context.h"
-#include "BKE_main.h"
 #include "BKE_mesh.h"
 #include "BKE_mesh_mapping.h"
 #include "BKE_report.h"

source/blender/editors/physics/particle_edit.c

@@ -4436,6 +4436,7 @@ void PE_create_particle_edit(
 		recalc_lengths(edit);
 		if (psys && !cache)
 			recalc_emitter_field(ob, psys);
+
 		PE_update_object(eval_ctx, scene, ob, 1);
 	}
 }

source/blender/editors/physics/particle_edit_undo.c

@@ -44,11 +44,9 @@
 #include "BLI_string.h"
 #include "BLI_utildefines.h"
 
-#include "BKE_global.h"
 #include "BKE_particle.h"
 #include "BKE_pointcache.h"
 #include "BKE_context.h"
-#include "BKE_main.h"
 #include "BKE_undo_system.h"
 
 #include "DEG_depsgraph.h"

source/blender/editors/physics/physics_fluid.c

@@ -48,7 +48,6 @@
 #include "BKE_context.h"
 #include "BKE_customdata.h"
 #include "BKE_fluidsim.h"
-#include "BKE_main.h"
 #include "BKE_modifier.h"
 #include "BKE_object.h"
 #include "BKE_report.h"

source/blender/editors/sculpt_paint/paint_curve_undo.c

@@ -34,11 +34,10 @@
 
 #include "BKE_context.h"
 #include "BKE_paint.h"
-#include "BKE_global.h"
-#include "BKE_main.h"
 #include "BKE_undo_system.h"
 
 #include "ED_paint.h"
+#include "ED_undo.h"
 
 #include "WM_api.h"
 #include "WM_types.h"
@@ -155,15 +154,15 @@ void ED_paintcurve_undosys_type(UndoType *ut)
 
 void ED_paintcurve_undo_push_begin(const char *name)
 {
+	UndoStack *ustack = ED_undo_stack_get();
 	bContext *C = NULL; /* special case, we never read from this. */
-	wmWindowManager *wm = G.main->wm.first;
+	BKE_undosys_step_push_init_with_type(ustack, C, name, BKE_UNDOSYS_TYPE_PAINTCURVE);
-	BKE_undosys_step_push_init_with_type(wm->undo_stack, C, name, BKE_UNDOSYS_TYPE_PAINTCURVE);
 }
 
 void ED_paintcurve_undo_push_end(void)
 {
-	wmWindowManager *wm = G.main->wm.first;  /* XXX, avoids adding extra arg. */
+	UndoStack *ustack = ED_undo_stack_get();
-	BKE_undosys_step_push(wm->undo_stack, NULL, NULL);
+	BKE_undosys_step_push(ustack, NULL, NULL);
 }
 
 /** \} */

source/blender/editors/sculpt_paint/paint_image_undo.c

@@ -41,12 +41,12 @@
 #include "BKE_context.h"
 #include "BKE_image.h"
 #include "BKE_main.h"
-#include "BKE_global.h"
 #include "BKE_undo_system.h"
 
 #include "DEG_depsgraph.h"
 
 #include "ED_paint.h"
+#include "ED_undo.h"
 
 #include "GPU_draw.h"
 
@@ -360,15 +360,15 @@ static void image_undo_free_list(ListBase *lb)
 
 void ED_image_undo_push_begin(const char *name)
 {
+	UndoStack *ustack = ED_undo_stack_get();
 	bContext *C = NULL; /* special case, we never read from this. */
-	wmWindowManager *wm = G.main->wm.first;
+	BKE_undosys_step_push_init_with_type(ustack, C, name, BKE_UNDOSYS_TYPE_IMAGE);
-	BKE_undosys_step_push_init_with_type(wm->undo_stack, C, name, BKE_UNDOSYS_TYPE_IMAGE);
 }
 
 void ED_image_undo_push_end(void)
 {
-	wmWindowManager *wm = G.main->wm.first;  /* XXX, avoids adding extra arg. */
+	UndoStack *ustack = ED_undo_stack_get();
-	BKE_undosys_step_push(wm->undo_stack, NULL, NULL);
+	BKE_undosys_step_push(ustack, NULL, NULL);
 }
 
 static void image_undo_invalidate(void)
@@ -489,8 +489,8 @@ ListBase *ED_image_undosys_step_get_tiles(UndoStep *us_p)
 
 ListBase *ED_image_undo_get_tiles(void)
 {
-	wmWindowManager *wm = G.main->wm.first;  /* XXX, avoids adding extra arg. */
+	UndoStack *ustack = ED_undo_stack_get();
-	UndoStep *us = BKE_undosys_stack_init_or_active_with_type(wm->undo_stack, BKE_UNDOSYS_TYPE_IMAGE);
+	UndoStep *us = BKE_undosys_stack_init_or_active_with_type(ustack, BKE_UNDOSYS_TYPE_IMAGE);
 	return ED_image_undosys_step_get_tiles(us);
 }
 

source/blender/editors/sculpt_paint/sculpt_undo.c

@@ -59,11 +59,10 @@
 #include "BKE_key.h"
 #include "BKE_mesh.h"
 #include "BKE_subsurf.h"
-#include "DEG_depsgraph.h"
-#include "BKE_global.h"
-#include "BKE_main.h"
 #include "BKE_undo_system.h"
 
+#include "DEG_depsgraph.h"
+
 #include "WM_api.h"
 #include "WM_types.h"
 
@@ -72,6 +71,7 @@
 #include "ED_paint.h"
 #include "ED_object.h"
 #include "ED_sculpt.h"
+#include "ED_undo.h"
 
 #include "bmesh.h"
 #include "paint_intern.h"
@@ -981,9 +981,9 @@ SculptUndoNode *sculpt_undo_push_node(
 
 void sculpt_undo_push_begin(const char *name)
 {
+	UndoStack *ustack = ED_undo_stack_get();
 	bContext *C = NULL; /* special case, we never read from this. */
-	wmWindowManager *wm = G.main->wm.first;
+	BKE_undosys_step_push_init_with_type(ustack, C, name, BKE_UNDOSYS_TYPE_SCULPT);
-	BKE_undosys_step_push_init_with_type(wm->undo_stack, C, name, BKE_UNDOSYS_TYPE_SCULPT);
 }
 
 void sculpt_undo_push_end(void)
@@ -1002,8 +1002,8 @@ void sculpt_undo_push_end(void)
 			BKE_pbvh_node_layer_disp_free(unode->node);
 	}
 
-	wmWindowManager *wm = G.main->wm.first;  /* XXX, avoids adding extra arg. */
+	UndoStack *ustack = ED_undo_stack_get();
-	BKE_undosys_step_push(wm->undo_stack, NULL, NULL);
+	BKE_undosys_step_push(ustack, NULL, NULL);
 }
 
 /* -------------------------------------------------------------------- */
@@ -1091,8 +1091,8 @@ static UndoSculpt *sculpt_undosys_step_get_nodes(UndoStep *us_p)
 
 static UndoSculpt *sculpt_undo_get_nodes(void)
 {
-	wmWindowManager *wm = G.main->wm.first;  /* XXX, avoids adding extra arg. */
+	UndoStack *ustack = ED_undo_stack_get();
-	UndoStep *us = BKE_undosys_stack_init_or_active_with_type(wm->undo_stack, BKE_UNDOSYS_TYPE_SCULPT);
+	UndoStep *us = BKE_undosys_stack_init_or_active_with_type(ustack, BKE_UNDOSYS_TYPE_SCULPT);
 	return sculpt_undosys_step_get_nodes(us);
 }
 

source/blender/editors/space_action/action_buttons.c

@@ -49,7 +49,6 @@
 #include "BKE_context.h"
 #include "BKE_curve.h"
 #include "BKE_fcurve.h"
-#include "BKE_main.h"
 #include "BKE_screen.h"
 #include "BKE_unit.h"
 

source/blender/editors/space_action/action_data.c

@@ -56,7 +56,6 @@
 #include "BKE_fcurve.h"
 #include "BKE_library.h"
 #include "BKE_key.h"
-#include "BKE_main.h"
 #include "BKE_nla.h"
 #include "BKE_scene.h"
 #include "BKE_context.h"

source/blender/editors/space_action/action_edit.c

@@ -59,7 +59,6 @@
 #include "BKE_global.h"
 #include "BKE_library.h"
 #include "BKE_key.h"
-#include "BKE_main.h"
 #include "BKE_nla.h"
 #include "BKE_context.h"
 #include "BKE_report.h"

source/blender/editors/space_text/text_undo.c

@@ -38,7 +38,6 @@
 
 #include "BKE_context.h"
 #include "BKE_library.h"
-#include "BKE_main.h"
 #include "BKE_report.h"
 #include "BKE_text.h"
 #include "BKE_undo_system.h"

source/blender/editors/undo/ed_undo.c

@@ -42,6 +42,7 @@
 #include "BKE_blender_undo.h"
 #include "BKE_context.h"
 #include "BKE_global.h"
+#include "BKE_main.h"
 #include "BKE_screen.h"
 #include "BKE_undo_system.h"
 
@@ -190,6 +191,19 @@ bool ED_undo_is_valid(const bContext *C, const char *undoname)
 	return BKE_undosys_stack_has_undo(wm->undo_stack, undoname);
 }
 
+/**
+ * Ideally we wont access the stack directly,
+ * this is needed for modes which handle undo themselves (bypassing #ED_undo_push).
+ *
+ * Using global isn't great, this just avoids doing inline,
+ * causing 'BKE_global.h' & 'BKE_main.h' includes.
+ */
+UndoStack *ED_undo_stack_get(void)
+{
+	wmWindowManager *wm = G.main->wm.first;
+	return wm->undo_stack;
+}
+
 /** \} */
 
 /* -------------------------------------------------------------------- */

source/blender/imbuf/IMB_imbuf.h

@@ -380,13 +380,13 @@ struct ImBuf *IMB_onehalf(struct ImBuf *ibuf1);
  *
  * \attention Defined in scaling.c
  */
-struct ImBuf *IMB_scaleImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int newy);
+bool IMB_scaleImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int newy);
 
 /**
  *
  * \attention Defined in scaling.c
  */
-struct ImBuf *IMB_scalefastImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int newy);
+bool IMB_scalefastImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int newy);
 
 /**
  *
@@ -399,7 +399,7 @@ void IMB_scaleImBuf_threaded(struct ImBuf *ibuf, unsigned int newx, unsigned int
  * \attention Defined in writeimage.c
  */
 short IMB_saveiff(struct ImBuf *ibuf, const char *filepath, int flags);
-struct ImBuf *IMB_prepare_write_ImBuf(const bool isfloat, struct ImBuf *ibuf);
+bool IMB_prepare_write_ImBuf(const bool isfloat, struct ImBuf *ibuf);
 
 /**
  *

source/blender/imbuf/intern/scaling.c

@@ -1550,12 +1550,17 @@ static void scalefast_Z_ImBuf(ImBuf *ibuf, int newx, int newy)
 	}
 }
 
-struct ImBuf *IMB_scaleImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int newy)
+/**
+ * Return true if \a ibuf is modified.
+ */
+bool IMB_scaleImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int newy)
 {
-	if (ibuf == NULL) return (NULL);
+	if (ibuf == NULL) return false;
-	if (ibuf->rect == NULL && ibuf->rect_float == NULL) return (ibuf);
+	if (ibuf->rect == NULL && ibuf->rect_float == NULL) return false;
 	
-	if (newx == ibuf->x && newy == ibuf->y) { return ibuf; }
+	if (newx == ibuf->x && newy == ibuf->y) {
+		return false;
+	}
 
 	/* scaleup / scaledown functions below change ibuf->x and ibuf->y
 	 * so we first scale the Z-buffer (if any) */
@@ -1564,7 +1569,7 @@ struct ImBuf *IMB_scaleImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int
 	/* try to scale common cases in a fast way */
 	/* disabled, quality loss is unacceptable, see report #18609  (ton) */
 	if (0 && q_scale_linear_interpolation(ibuf, newx, newy)) {
-		return ibuf;
+		return true;
 	}
 
 	if (newx && (newx < ibuf->x)) scaledownx(ibuf, newx);
@@ -1572,14 +1577,17 @@ struct ImBuf *IMB_scaleImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int
 	if (newx && (newx > ibuf->x)) scaleupx(ibuf, newx);
 	if (newy && (newy > ibuf->y)) scaleupy(ibuf, newy);
 	
-	return(ibuf);
+	return true;
 }
 
 struct imbufRGBA {
 	float r, g, b, a;
 };
 
-struct ImBuf *IMB_scalefastImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int newy)
+/**
+ * Return true if \a ibuf is modified.
+ */
+bool IMB_scalefastImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int newy)
 {
 	unsigned int *rect, *_newrect, *newrect;
 	struct imbufRGBA *rectf, *_newrectf, *newrectf;
@@ -1590,16 +1598,16 @@ struct ImBuf *IMB_scalefastImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned
 	rect = NULL; _newrect = NULL; newrect = NULL;
 	rectf = NULL; _newrectf = NULL; newrectf = NULL;
 
-	if (ibuf == NULL) return(NULL);
+	if (ibuf == NULL) return false;
 	if (ibuf->rect) do_rect = true;
 	if (ibuf->rect_float) do_float = true;
-	if (do_rect == false && do_float == false) return(ibuf);
+	if (do_rect == false && do_float == false) return false;
 	
-	if (newx == ibuf->x && newy == ibuf->y) return(ibuf);
+	if (newx == ibuf->x && newy == ibuf->y) return false;
 	
 	if (do_rect) {
 		_newrect = MEM_mallocN(newx * newy * sizeof(int), "scalefastimbuf");
-		if (_newrect == NULL) return(ibuf);
+		if (_newrect == NULL) return false;
 		newrect = _newrect;
 	}
 	
@@ -1607,7 +1615,7 @@ struct ImBuf *IMB_scalefastImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned
 		_newrectf = MEM_mallocN(newx * newy * sizeof(float) * 4, "scalefastimbuf f");
 		if (_newrectf == NULL) {
 			if (_newrect) MEM_freeN(_newrect);
-			return(ibuf);
+			return false;
 		}
 		newrectf = _newrectf;
 	}
@@ -1654,7 +1662,7 @@ struct ImBuf *IMB_scalefastImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned
 
 	ibuf->x = newx;
 	ibuf->y = newy;
-	return(ibuf);
+	return true;
 }
 
 /* ******** threaded scaling ******** */

source/blender/imbuf/intern/writeimage.c

@@ -46,7 +46,7 @@
 #include "IMB_colormanagement.h"
 #include "IMB_colormanagement_intern.h"
 
-static ImBuf *prepare_write_imbuf(const ImFileType *type, ImBuf *ibuf)
+static bool prepare_write_imbuf(const ImFileType *type, ImBuf *ibuf)
 {
 	return IMB_prepare_write_ImBuf((type->flag & IM_FTYPE_FLOAT), ibuf);
 }
@@ -64,15 +64,11 @@ short IMB_saveiff(struct ImBuf *ibuf, const char *name, int flags)
 
 	for (type = IMB_FILE_TYPES; type < IMB_FILE_TYPES_LAST; type++) {
 		if (type->save && type->ftype(type, ibuf)) {
-			ImBuf *write_ibuf;
 			short result = false;
 
-			write_ibuf = prepare_write_imbuf(type, ibuf);
+			prepare_write_imbuf(type, ibuf);
 
-			result = type->save(write_ibuf, name, flags);
+			result = type->save(ibuf, name, flags);
-
-			if (write_ibuf != ibuf)
-				IMB_freeImBuf(write_ibuf);
 
 			return result;
 		}
@@ -83,9 +79,9 @@ short IMB_saveiff(struct ImBuf *ibuf, const char *name, int flags)
 	return false;
 }
 
-ImBuf *IMB_prepare_write_ImBuf(const bool isfloat, ImBuf *ibuf)
+bool IMB_prepare_write_ImBuf(const bool isfloat, ImBuf *ibuf)
 {
-	ImBuf *write_ibuf = ibuf;
+    bool changed = false;
 
 	if (isfloat) {
 		/* pass */
@@ -94,8 +90,11 @@ ImBuf *IMB_prepare_write_ImBuf(const bool isfloat, ImBuf *ibuf)
 		if (ibuf->rect == NULL && ibuf->rect_float) {
 			ibuf->rect_colorspace = colormanage_colorspace_get_roled(COLOR_ROLE_DEFAULT_BYTE);
 			IMB_rect_from_float(ibuf);
+            if (ibuf->rect != NULL) {
+                changed = true;
+            }
 		}
 	}
 
-	return write_ibuf;
+	return changed;
 }

source/blender/python/generic/py_capi_utils.c

@@ -146,6 +146,15 @@ PyObject *PyC_Tuple_PackArray_F32(const float *array, uint len)
 	return tuple;
 }
 
+PyObject *PyC_Tuple_PackArray_F64(const double *array, uint len)
+{
+	PyObject *tuple = PyTuple_New(len);
+	for (uint i = 0; i < len; i++) {
+		PyTuple_SET_ITEM(tuple, i, PyFloat_FromDouble(array[i]));
+	}
+	return tuple;
+}
+
 PyObject *PyC_Tuple_PackArray_I32(const int *array, uint len)
 {
 	PyObject *tuple = PyTuple_New(len);

source/blender/python/generic/py_capi_utils.h

@@ -51,12 +51,15 @@ int             PyC_AsArray(
         const PyTypeObject *type, const bool is_double, const char *error_prefix);
 
 PyObject       *PyC_Tuple_PackArray_F32(const float *array, uint len);
+PyObject       *PyC_Tuple_PackArray_F64(const double *array, uint len);
 PyObject       *PyC_Tuple_PackArray_I32(const int *array, uint len);
 PyObject       *PyC_Tuple_PackArray_I32FromBool(const int *array, uint len);
 PyObject       *PyC_Tuple_PackArray_Bool(const bool *array, uint len);
 
 #define PyC_Tuple_Pack_F32(...) \
 	PyC_Tuple_PackArray_F32(((const float []){__VA_ARGS__}), VA_NARGS_COUNT(__VA_ARGS__))
+#define PyC_Tuple_Pack_F64(...) \
+	PyC_Tuple_PackArray_F64(((const double []){__VA_ARGS__}), VA_NARGS_COUNT(__VA_ARGS__))
 #define PyC_Tuple_Pack_I32(...) \
 	PyC_Tuple_PackArray_I32(((const int []){__VA_ARGS__}), VA_NARGS_COUNT(__VA_ARGS__))
 #define PyC_Tuple_Pack_I32FromBool(...) \

source/blender/python/intern/bpy_rna.c

@@ -1422,8 +1422,8 @@ static PyObject *pyrna_enum_to_py(PointerRNA *ptr, PropertyRNA *prop, int val)
 
 					/* prefer not fail silently in case of api errors, maybe disable it later */
 					CLOG_WARN(BPY_LOG_RNA,
-					          "Current value \"%d\" "
+					          "current value '%d' "
-					          "matches no enum in '%s', '%s', '%s'\n",
+					          "matches no enum in '%s', '%s', '%s'",
 					          val, RNA_struct_identifier(ptr->type),
 					          ptr_name, RNA_property_identifier(prop));
 
@@ -6609,7 +6609,7 @@ static PyObject *pyrna_srna_ExternalType(StructRNA *srna)
 		if (bpy_types == NULL) {
 			PyErr_Print();
 			PyErr_Clear();
-			CLOG_ERROR(BPY_LOG_RNA, "failed to find 'bpy_types' module\n");
+			CLOG_ERROR(BPY_LOG_RNA, "failed to find 'bpy_types' module");
 			return NULL;
 		}
 		bpy_types_dict = PyModule_GetDict(bpy_types);  /* borrow */
@@ -6627,7 +6627,7 @@ static PyObject *pyrna_srna_ExternalType(StructRNA *srna)
 		PyObject *tp_slots = PyDict_GetItem(((PyTypeObject *)newclass)->tp_dict, bpy_intern_str___slots__);
 
 		if (tp_slots == NULL) {
-			CLOG_ERROR(BPY_LOG_RNA, "expected class '%s' to have __slots__ defined, see bpy_types.py\n", idname);
+			CLOG_ERROR(BPY_LOG_RNA, "expected class '%s' to have __slots__ defined, see bpy_types.py", idname);
 			newclass = NULL;
 		}
 		else if (PyTuple_GET_SIZE(tp_bases)) {
@@ -6637,12 +6637,12 @@ static PyObject *pyrna_srna_ExternalType(StructRNA *srna)
 				char pyob_info[256];
 				PyC_ObSpitStr(pyob_info, sizeof(pyob_info), base_compare);
 				CLOG_ERROR(BPY_LOG_RNA,
-				           "incorrect subclassing of SRNA '%s', expected '%s', see bpy_types.py\n",
+				           "incorrect subclassing of SRNA '%s', expected '%s', see bpy_types.py",
 				           idname, pyob_info);
 				newclass = NULL;
 			}
 			else {
-				CLOG_INFO(BPY_LOG_RNA, 2, "SRNA sub-classed: '%s'\n", idname);
+				CLOG_INFO(BPY_LOG_RNA, 2, "SRNA sub-classed: '%s'", idname);
 			}
 		}
 	}
@@ -6740,7 +6740,7 @@ static PyObject *pyrna_srna_Subtype(StructRNA *srna)
 		}
 		else {
 			/* this should not happen */
-			CLOG_ERROR(BPY_LOG_RNA, "error registering '%s'", idname);
+			CLOG_ERROR(BPY_LOG_RNA, "failed to register '%s'", idname);
 			PyErr_Print();
 			PyErr_Clear();
 		}
@@ -7613,7 +7613,7 @@ static int bpy_class_call(bContext *C, PointerRNA *ptr, FunctionRNA *func, Param
 	py_class = RNA_struct_py_type_get(ptr->type);
 	/* rare case. can happen when registering subclasses */
 	if (py_class == NULL) {
-		CLOG_WARN(BPY_LOG_RNA, "unable to get Python class for rna struct '%.200s'\n", RNA_struct_identifier(ptr->type));
+		CLOG_WARN(BPY_LOG_RNA, "unable to get Python class for rna struct '%.200s'", RNA_struct_identifier(ptr->type));
 		return -1;
 	}