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Fix typo; Documentation; Expose layer for framebuffer attachament; Add framebuffer viewport setter; Remove framebuffer restore; Expose framebuffer push/pop stack API; Remove blend modes; Remove depth_range_set; Implement GPU_face_culling, GPU_front_facing, GPU_point_size, GPU_line_width, GPU_viewport, GPU_color_mask and GPU_depth_mask

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This commit is contained in:
Germano Cavalcante
2020-12-11 01:18:24 -03:00
parent 1d3b92bdea
commit 9db3d1951d
14 changed files with 1353 additions and 7 deletions
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4
source/blender/gpu/GPU_framebuffer.h
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@@ -209,6 +209,10 @@ void GPU_framebuffer_recursive_downsample(GPUFrameBuffer *fb,
void (*callback)(void *userData, int level),
void *userData);
void GPU_framebuffer_push(GPUFrameBuffer *fb);
GPUFrameBuffer *GPU_framebuffer_pop(void);
uint GPU_framebuffer_stack_level_get(void);
/* GPU OffScreen
* - wrapper around frame-buffer and texture for simple off-screen drawing
*/

26
source/blender/gpu/intern/gpu_framebuffer.cc
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@@ -476,10 +476,8 @@ void GPU_framebuffer_recursive_downsample(GPUFrameBuffer *gpu_fb,
/** \} */
/* -------------------------------------------------------------------- */
/** \name GPUOffScreen
/** \name Framebuffer Push/Pop
*
* Container that holds a frame-buffer and its textures.
* Might be bound to multiple contexts.
* \{ */
#define FRAMEBUFFER_STACK_DEPTH 16
@@ -489,22 +487,36 @@ static struct {
uint top;
} FrameBufferStack = {{nullptr}};
static void gpuPushFrameBuffer(GPUFrameBuffer *fb)
void GPU_framebuffer_push(GPUFrameBuffer *fb)
{
BLI_assert(FrameBufferStack.top < FRAMEBUFFER_STACK_DEPTH);
FrameBufferStack.framebuffers[FrameBufferStack.top] = fb;
FrameBufferStack.top++;
}
static GPUFrameBuffer *gpuPopFrameBuffer()
GPUFrameBuffer *GPU_framebuffer_pop(void)
{
BLI_assert(FrameBufferStack.top > 0);
FrameBufferStack.top--;
return FrameBufferStack.framebuffers[FrameBufferStack.top];
}
uint GPU_framebuffer_stack_level_get(void)
{
return FrameBufferStack.top;
}
#undef FRAMEBUFFER_STACK_DEPTH
/** \} */
/* -------------------------------------------------------------------- */
/** \name GPUOffScreen
*
* Container that holds a frame-buffer and its textures.
* Might be bound to multiple contexts.
* \{ */
#define MAX_CTX_FB_LEN 3
struct GPUOffScreen {
@@ -614,7 +626,7 @@ void GPU_offscreen_bind(GPUOffScreen *ofs, bool save)
{
if (save) {
GPUFrameBuffer *fb = GPU_framebuffer_active_get();
gpuPushFrameBuffer(fb);
GPU_framebuffer_push(fb);
}
unwrap(gpu_offscreen_fb_get(ofs))->bind(false);
}
@@ -623,7 +635,7 @@ void GPU_offscreen_unbind(GPUOffScreen *UNUSED(ofs), bool restore)
{
GPUFrameBuffer *fb = nullptr;
if (restore) {
fb = gpuPopFrameBuffer();
fb = GPU_framebuffer_pop();
}
if (fb) {

10
source/blender/python/generic/py_capi_utils.c
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@@ -282,6 +282,16 @@ int PyC_ParseStringEnum(PyObject *o, void *p)
return 0;
}
const char *PyC_StringEnum_find_id(struct PyC_StringEnum *e, const int value)
{
for (int i = 0; e->items[i].id; i++) {
if (e->items[i].value == value) {
return e->items[i].id;
}
}
return NULL;
}
/* silly function, we dont use arg. just check its compatible with __deepcopy__ */
int PyC_CheckArgs_DeepCopy(PyObject *args)
{

1
source/blender/python/generic/py_capi_utils.h
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@@ -142,6 +142,7 @@ struct PyC_StringEnum {
};
int PyC_ParseStringEnum(PyObject *o, void *p);
const char *PyC_StringEnum_find_id(struct PyC_StringEnum *e, const int value);
int PyC_CheckArgs_DeepCopy(PyObject *args);

6
source/blender/python/gpu/CMakeLists.txt
View File

@@ -36,10 +36,13 @@ set(SRC
gpu_py_api.c
gpu_py_batch.c
gpu_py_element.c
gpu_py_framebuffer.c
gpu_py_matrix.c
gpu_py_offscreen.c
gpu_py_select.c
gpu_py_shader.c
gpu_py_state.c
gpu_py_texture.c
gpu_py_types.c
gpu_py_vertex_buffer.c
gpu_py_vertex_format.c
@@ -47,10 +50,13 @@ set(SRC
gpu_py_api.h
gpu_py_batch.h
gpu_py_element.h
gpu_py_framebuffer.h
gpu_py_matrix.h
gpu_py_offscreen.h
gpu_py_select.h
gpu_py_shader.h
gpu_py_state.h
gpu_py_texture.h
gpu_py_types.h
gpu_py_vertex_buffer.h
gpu_py_vertex_format.h

7
source/blender/python/gpu/gpu_py_api.c
View File

@@ -35,6 +35,7 @@
#include "gpu_py_matrix.h"
#include "gpu_py_select.h"
#include "gpu_py_state.h"
#include "gpu_py_types.h"
#include "gpu_py_api.h" /* own include */
@@ -134,6 +135,12 @@ PyObject *BPyInit_gpu(void)
PyModule_AddObject(mod, "shader", (submodule = BPyInit_gpu_shader()));
PyDict_SetItem(sys_modules, PyModule_GetNameObject(submodule), submodule);
PyModule_AddObject(mod, "framebuffer", (submodule = BPyInit_gpu_framebuffer()));
PyDict_SetItem(sys_modules, PyModule_GetNameObject(submodule), submodule);
PyModule_AddObject(mod, "state", (submodule = BPyInit_gpu_state()));
PyDict_SetItem(sys_modules, PyModule_GetNameObject(submodule), submodule);
return mod;
}

480
source/blender/python/gpu/gpu_py_framebuffer.c Normal file
View File

@@ -0,0 +1,480 @@
/*
* 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.
*/
/** \file
* \ingroup bpygpu
*
* This file defines the framebuffer functionalities of the 'gpu' module
* used for off-screen OpenGL rendering.
*
* - Use ``bpygpu_`` for local API.
* - Use ``BPyGPU`` for public API.
*/
#include <Python.h>
#include "GPU_context.h"
#include "GPU_framebuffer.h"
#include "GPU_init_exit.h"
#include "../generic/py_capi_utils.h"
#include "../generic/python_utildefines.h"
#include "../mathutils/mathutils.h"
#include "gpu_py_api.h"
#include "gpu_py_texture.h"
#include "gpu_py_framebuffer.h" /* own include */
/* -------------------------------------------------------------------- */
/** \name GPUFrameBuffer Common Utilities
* \{ */
static int py_framebuffer_valid_check(BPyGPUFrameBuffer *bpygpu_fb)
{
if (UNLIKELY(bpygpu_fb->fb == NULL)) {
PyErr_SetString(PyExc_ReferenceError, "GPU framebuffer was freed, no further access is valid");
return -1;
}
return 0;
}
#define PY_FRAMEBUFFER_CHECK_OBJ(bpygpu) \
{ \
if (UNLIKELY(py_framebuffer_valid_check(bpygpu) == -1)) { \
return NULL; \
} \
} \
((void)0)
static void py_framebuffer_free_if_possible(GPUFrameBuffer *fb)
{
if (!fb) {
return;
}
if (GPU_is_init()) {
GPU_framebuffer_free(fb);
}
else {
printf("PyFramebuffer freed after the context has been destroyed.\n");
}
}
/* Keep less than or equal to #FRAMEBUFFER_STACK_DEPTH */
#define GPU_PY_FRAMEBUFFER_STACK_LEN 16
static bool py_framebuffer_stack_push_or_error(GPUFrameBuffer *fb)
{
if (GPU_framebuffer_stack_level_get() >= GPU_PY_FRAMEBUFFER_STACK_LEN) {
PyErr_SetString(
PyExc_RuntimeError,
"Maximum framebuffer stack depth " STRINGIFY(GPU_PY_FRAMEBUFFER_STACK_LEN) " reached");
return false;
}
GPU_framebuffer_push(fb);
GPU_framebuffer_bind(fb);
return true;
}
static bool py_framebuffer_stack_pop_or_error(void)
{
if (GPU_framebuffer_stack_level_get() == 0) {
PyErr_SetString(PyExc_RuntimeError, "Minimum framebuffer stack depth reached");
return false;
}
GPUFrameBuffer *fb = GPU_framebuffer_pop();
GPU_framebuffer_bind(fb);
return true;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name GPUFramebuffer Type
* \{ */
static PyObject *py_framebuffer_new(PyTypeObject *UNUSED(self), PyObject *args, PyObject *kwds)
{
BPYGPU_IS_INIT_OR_ERROR_OBJ;
if (PyTuple_GET_SIZE(args) || (kwds && PyDict_Size(kwds))) {
PyErr_SetString(PyExc_ValueError, "This function takes no arguments");
return NULL;
}
if (!GPU_context_active_get()) {
PyErr_SetString(PyExc_RuntimeError, "No active GPU context found");
return NULL;
}
GPUFrameBuffer *fb = GPU_framebuffer_create("python_fb");
return BPyGPUFrameBuffer_CreatePyObject(fb);
}
static PyObject *py_framebuffer_viewport_get(BPyGPUFrameBuffer *self, void *UNUSED(type))
{
PY_FRAMEBUFFER_CHECK_OBJ(self);
int viewport[4];
GPU_framebuffer_viewport_get(self->fb, viewport);
PyObject *ret = PyTuple_New(4);
PyTuple_SET_ITEMS(ret,
PyLong_FromLong(viewport[0]),
PyLong_FromLong(viewport[1]),
PyLong_FromLong(viewport[2]),
PyLong_FromLong(viewport[3]));
return ret;
}
static int py_framebuffer_viewport_set(BPyGPUFrameBuffer *self,
PyObject *py_values,
void *UNUSED(type))
{
int viewport[4];
if (!PySequence_Check(py_values)) {
return -1;
}
if (PySequence_Size(py_values) != 4) {
PyErr_SetString(PyExc_AttributeError, "An array of length 4 is required");
return -1;
}
for (int i = 0; i < 4; i++) {
PyObject *ob = PySequence_GetItem(py_values, i);
viewport[i] = PyLong_AsLong(ob);
Py_DECREF(ob);
if (PyErr_Occurred()) {
return -1;
}
}
GPU_framebuffer_viewport_set(self->fb, UNPACK4(viewport));
return 0;
}
PyDoc_STRVAR(py_framebuffer_is_bound_doc,
".. method:: is_bound()\n"
"\n"
" Checks if this is the active framebuffer in the context.\n"
"\n");
static PyObject *py_framebuffer_is_bound(BPyGPUFrameBuffer *self, void *UNUSED(type))
{
PY_FRAMEBUFFER_CHECK_OBJ(self);
return PyBool_FromLong(GPU_framebuffer_bound(self->fb));
}
PyDoc_STRVAR(py_framebuffer_bind_doc,
".. method:: bind()\n"
"\n"
" Bind the framebuffer object.\n"
" To make sure that the framebuffer gets restored whether an exception occurs or "
"not, pack it into a `with` statement.\n"
"\n");
static PyObject *py_framebuffer_bind(BPyGPUFrameBuffer *self)
{
PY_FRAMEBUFFER_CHECK_OBJ(self);
GPU_framebuffer_bind(self->fb);
Py_INCREF(self);
return (PyObject *)self;
}
PyDoc_STRVAR(py_framebuffer_free_doc,
".. method:: free()\n"
"\n"
" Free the framebuffer object.\n"
" The framebuffer will no longer be accessible.\n");
static PyObject *py_framebuffer_free(BPyGPUFrameBuffer *self)
{
PY_FRAMEBUFFER_CHECK_OBJ(self);
py_framebuffer_free_if_possible(self->fb);
self->fb = NULL;
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_framebuffer_texture_attach_doc,
".. method:: texture_attach(texture, slot=0, layer=-1, mip=0)\n"
"\n"
" Attach a texture to slot.\n"
"\n"
" :arg texture: Texture to attach.\n"
" :type texture: :class:`gpu.types.GPUTexture`\n"
" :arg slot: Framebuffer color slot to attach the texture.\n"
" For depth or stencil textures this value is not used.\n"
" :type slot: `int`\n"
" :arg layer: When specified, attach a single layer of a 3D or array texture.\n"
" For cube map textures, layer is translated into a cube map face.\n"
" :type layer: `int`\n"
" :arg mip: Mipmap level of the texture image to be attached.\n"
" :type mip: `int`\n");
static PyObject *py_framebuffer_texture_attach(BPyGPUFrameBuffer *self,
PyObject *args,
PyObject *kwds)
{
PY_FRAMEBUFFER_CHECK_OBJ(self);
BPyGPUTexture *py_texture;
int slot = 0;
int layer = -1;
int mip = 0;
static const char *_keywords[] = {"texture", "slot", "layer", "mip", NULL};
static _PyArg_Parser _parser = {"O!|ii:texture_attach", _keywords, 0};
if (!_PyArg_ParseTupleAndKeywordsFast(
args, kwds, &_parser, &BPyGPUTexture_Type, &py_texture, &slot, &layer, &mip)) {
return NULL;
}
if (py_texture == NULL) {
PyErr_SetString(PyExc_TypeError,
"GPUFrameBuffer.texture_attach() missing required argument texture (pos 1)");
return NULL;
}
if (slot && GPU_texture_depth(py_texture->tex) || GPU_texture_stencil(py_texture->tex)) {
PyErr_SetString(
PyExc_TypeError,
"GPUFrameBuffer.texture_attach() this slot is not intended for depth or stencil textures");
return NULL;
}
GPU_framebuffer_texture_layer_attach(self->fb, py_texture->tex, slot, layer, mip);
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_framebuffer_texture_detach_doc,
".. method:: texture_detach(texture)\n"
"\n"
" Dettach texture.\n"
"\n"
" :arg texture: Texture to detach.\n");
static PyObject *py_framebuffer_texture_detach(BPyGPUFrameBuffer *self, PyObject *py_texture)
{
PY_FRAMEBUFFER_CHECK_OBJ(self);
if (!BPyGPUTexture_Check(py_texture)) {
return NULL;
}
GPU_framebuffer_texture_detach(self->fb, ((BPyGPUTexture *)py_texture)->tex);
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_framebuffer_clear_doc,
".. method:: clear(color=(0.0, 0.0, 0.0, 1.0), depth=None, stencil=None,)\n"
"\n"
" Fill color, depth and stencil textures with specific value.\n"
"\n"
" :arg color: float sequence each representing ``(r, g, b, a)``.\n"
" :type color: sequence of 3 or 4 floats\n"
" :arg depth: depth value.\n"
" :type depth: `float`\n"
" :arg stencil: stencil value.\n"
" :type stencil: `int`\n");
static PyObject *py_framebuffer_clear(BPyGPUFrameBuffer *self, PyObject *args, PyObject *kwds)
{
PY_FRAMEBUFFER_CHECK_OBJ(self);
if (!GPU_framebuffer_bound(self->fb)) {
return NULL;
}
PyObject *py_col = NULL;
PyObject *py_depth = NULL;
PyObject *py_stencil = NULL;
static const char *_keywords[] = {"color", "depth", "stencil", NULL};
static _PyArg_Parser _parser = {"|OOO:texture_attach", _keywords, 0};
if (!_PyArg_ParseTupleAndKeywordsFast(args, kwds, &_parser, &py_col, &py_depth, &py_stencil)) {
return NULL;
}
eGPUFrameBufferBits buffers = 0;
float col[4] = {0.0f, 0.0f, 0.0f, 1.0f};
float depth = 1.0f;
uint stencil = 0;
if (py_col && py_col != Py_None) {
if (mathutils_array_parse(col, 3, 4, py_col, "GPUFrameBuffer.clear(), invalid 'color' arg") ==
-1) {
return NULL;
}
buffers |= GPU_COLOR_BIT;
}
if (py_depth && py_depth != Py_None) {
depth = PyFloat_AsDouble(py_depth);
if (PyErr_Occurred()) {
return NULL;
}
buffers |= GPU_DEPTH_BIT;
}
if (py_stencil && py_stencil != Py_None) {
if ((stencil = PyC_Long_AsU32(py_stencil)) == (uint)-1) {
return NULL;
}
buffers |= GPU_STENCIL_BIT;
}
GPU_framebuffer_clear(self->fb, buffers, col, depth, stencil);
Py_RETURN_NONE;
}
static PyObject *py_framebuffer_bind_context_enter(BPyGPUFrameBuffer *self)
{
if (!py_framebuffer_stack_push_or_error(self->fb)) {
return NULL;
}
Py_RETURN_NONE;
}
static PyObject *py_framebuffer_bind_context_exit(BPyGPUFrameBuffer *UNUSED(self),
PyObject *UNUSED(args))
{
if (!py_framebuffer_stack_pop_or_error()) {
return NULL;
}
Py_RETURN_NONE;
}
static void BPyGPUFrameBuffer__tp_dealloc(BPyGPUFrameBuffer *self)
{
py_framebuffer_free_if_possible(self->fb);
Py_TYPE(self)->tp_free((PyObject *)self);
}
static PyGetSetDef py_framebuffer_getseters[] = {
{"viewport",
(getter)py_framebuffer_viewport_get,
(setter)py_framebuffer_viewport_set,
NULL,
NULL},
{"is_bound", (getter)py_framebuffer_is_bound, (setter)NULL, py_framebuffer_is_bound_doc, NULL},
{NULL, NULL, NULL, NULL, NULL} /* Sentinel */
};
static struct PyMethodDef py_framebuffer_methods[] = {
{"bind", (PyCFunction)py_framebuffer_bind, METH_NOARGS, py_framebuffer_bind_doc},
{"free", (PyCFunction)py_framebuffer_free, METH_NOARGS, py_framebuffer_free_doc},
{"texture_attach",
(PyCFunction)py_framebuffer_texture_attach,
METH_VARARGS | METH_KEYWORDS,
py_framebuffer_texture_attach_doc},
{"texture_detach",
(PyCFunction)py_framebuffer_texture_detach,
METH_O,
py_framebuffer_texture_detach_doc},
{"clear",
(PyCFunction)py_framebuffer_clear,
METH_VARARGS | METH_KEYWORDS,
py_framebuffer_clear_doc},
{"__enter__", (PyCFunction)py_framebuffer_bind_context_enter, METH_NOARGS},
{"__exit__", (PyCFunction)py_framebuffer_bind_context_exit, METH_VARARGS},
{NULL, NULL, 0, NULL},
};
PyDoc_STRVAR(py_framebuffer_doc,
".. class:: GPUFrameBuffer()\n"
"\n"
" This object gives access to framebuffer functionallities.\n");
PyTypeObject BPyGPUFrameBuffer_Type = {
PyVarObject_HEAD_INIT(NULL, 0).tp_name = "GPUFrameBuffer",
.tp_basicsize = sizeof(BPyGPUFrameBuffer),
.tp_dealloc = (destructor)BPyGPUFrameBuffer__tp_dealloc,
.tp_flags = Py_TPFLAGS_DEFAULT,
.tp_doc = py_framebuffer_doc,
.tp_methods = py_framebuffer_methods,
.tp_getset = py_framebuffer_getseters,
.tp_new = py_framebuffer_new,
};
/** \} */
/* -------------------------------------------------------------------- */
/** \name gpu.framebuffer Module API
* \{ */
PyDoc_STRVAR(py_framebuffer_push_doc,
".. function:: push()\n"
"\n"
" Bind and add the framebuffer to the stack so that the previous one can be "
"restored with the pop method.\n");
static PyObject *py_framebuffer_push(BPyGPUFrameBuffer *self)
{
if (!py_framebuffer_stack_push_or_error(self->fb)) {
return NULL;
}
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_framebuffer_pop_doc,
".. function:: pop()\n"
"\n"
" Remove the last framebuffer from the stack.\n");
static PyObject *py_framebuffer_pop(PyObject *UNUSED(self))
{
if (!py_framebuffer_stack_pop_or_error()) {
return NULL;
}
Py_RETURN_NONE;
}
static struct PyMethodDef py_framebuffer_module_methods[] = {
{"push", (PyCFunction)py_framebuffer_push, METH_NOARGS, py_framebuffer_push_doc},
{"pop", (PyCFunction)py_framebuffer_pop, METH_NOARGS, py_framebuffer_pop_doc},
{NULL, NULL, 0, NULL},
};
PyDoc_STRVAR(bpygpu_framebuffeer_module_doc,
"This module provides access to GPUFrameBuffer internal functions.");
static PyModuleDef BPyGPU_framebuffer_module_def = {
PyModuleDef_HEAD_INIT,
.m_name = "gpu.framebuffer",
.m_doc = bpygpu_framebuffeer_module_doc,
.m_methods = py_framebuffer_module_methods,
};
/** \} */
/* -------------------------------------------------------------------- */
/** \name Public API
* \{ */
PyObject *BPyGPUFrameBuffer_CreatePyObject(GPUFrameBuffer *fb)
{
BPyGPUFrameBuffer *self;
self = PyObject_New(BPyGPUFrameBuffer, &BPyGPUFrameBuffer_Type);
self->fb = fb;
return (PyObject *)self;
}
PyObject *BPyInit_gpu_framebuffer(void)
{
PyObject *submodule;
submodule = PyModule_Create(&BPyGPU_framebuffer_module_def);
return submodule;
}
/** \} */
#undef PY_FRAMEBUFFER_CHECK_OBJ

34
source/blender/python/gpu/gpu_py_framebuffer.h Normal file
View File

@@ -0,0 +1,34 @@
/*
* 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.
*/
/** \file
* \ingroup bpygpu
*/
#pragma once
#include "BLI_compiler_attrs.h"
extern PyTypeObject BPyGPUFrameBuffer_Type;
#define BPyGPUFrameBuffer_Check(v) (Py_TYPE(v) == &BPyGPUFrameBuffer_Type)
typedef struct BPyGPUFrameBuffer {
PyObject_HEAD struct GPUFrameBuffer *fb;
} BPyGPUFrameBuffer;
PyObject *BPyGPUFrameBuffer_CreatePyObject(struct GPUFrameBuffer *fb) ATTR_NONNULL(1);
PyObject *BPyInit_gpu_framebuffer(void);

325
source/blender/python/gpu/gpu_py_state.c Normal file
View File

@@ -0,0 +1,325 @@
/*
* 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.
*/
/** \file
* \ingroup bpygpu
*
* This file defines the gpu.state API.
*
* - Use ``bpygpu_`` for local API.
* - Use ``BPyGPU`` for public API.
*/
#include <Python.h>
#include "GPU_state.h"
#include "../generic/py_capi_utils.h"
#include "gpu_py_state.h" /* own include */
/* -------------------------------------------------------------------- */
/** \name Helper Functions
* \{ */
static const struct PyC_StringEnumItems pygpu_blend_items[] = {
{GPU_BLEND_NONE, "NONE"},
{GPU_BLEND_ALPHA, "ALPHA"},
{GPU_BLEND_ALPHA_PREMULT, "ALPHA_PREMULT"},
{GPU_BLEND_ADDITIVE, "ADDITIVE"},
{GPU_BLEND_ADDITIVE_PREMULT, "ADDITIVE_PREMULT"},
{GPU_BLEND_MULTIPLY, "MULTIPLY"},
{GPU_BLEND_SUBTRACT, "SUBTRACT"},
{GPU_BLEND_INVERT, "INVERT"},
/**
* These are quite special cases used inside the draw manager.
* {GPU_BLEND_OIT, "OIT"},
* {GPU_BLEND_BACKGROUND, "BACKGROUND"},
* {GPU_BLEND_CUSTOM, "CUSTOM"},
*/
{0, NULL},
};
static const struct PyC_StringEnumItems pygpu_depthtest_items[] = {
{GPU_DEPTH_NONE, "NONE"},
{GPU_DEPTH_ALWAYS, "ALWAYS"},
{GPU_DEPTH_LESS, "LESS"},
{GPU_DEPTH_LESS_EQUAL, "LESS_EQUAL"},
{GPU_DEPTH_EQUAL, "EQUAL"},
{GPU_DEPTH_GREATER, "GREATER"},
{GPU_DEPTH_GREATER_EQUAL, "GREATER_EQUAL"},
{0, NULL},
};
static const struct PyC_StringEnumItems pygpu_faceculling_items[] = {
{GPU_CULL_NONE, "NONE"},
{GPU_CULL_FRONT, "FRONT"},
{GPU_CULL_BACK, "BACK"},
{0, NULL},
};
/** \} */
/* -------------------------------------------------------------------- */
/** \name Manage Stack
* \{ */
PyDoc_STRVAR(py_state_blend_set_doc,
".. function:: blend_set(mode)\n"
"\n"
" Defines the fixed pipeline blending equation.\n"
"\n"
" :param mode: One of these modes: {\n"
" `NONE`,\n"
" `ALPHA`,\n"
" `ALPHA_PREMULT`,\n"
" `ADDITIVE`,\n"
" `ADDITIVE_PREMULT`,\n"
" `MULTIPLY`,\n"
" `SUBTRACT`,\n"
" `INVERT`,\n"
//" `OIT`,\n"
//" `BACKGROUND`,\n"
//" `CUSTOM`,\n"
" :type mode: `str`\n");
static PyObject *py_state_blend_set(PyObject *UNUSED(self), PyObject *value)
{
const struct PyC_StringEnum pygpu_blend = {&pygpu_blend_items, GPU_BLEND_NONE};
if (!PyC_ParseStringEnum(value, &pygpu_blend)) {
return NULL;
}
GPU_blend(pygpu_blend.value_found);
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_state_blend_get_doc,
".. function:: blend_get()\n"
"\n"
" Current blending equation.\n"
"\n");
static PyObject *py_state_blend_get(PyObject *UNUSED(self))
{
eGPUBlend blend = GPU_blend_get();
return PyUnicode_FromString(PyC_StringEnum_find_id(&pygpu_blend_items, blend));
}
PyDoc_STRVAR(py_state_depth_test_set_doc,
".. function:: depth_test_set(mode)\n"
"\n"
" Defines the depth_test equation.\n"
"\n"
" :param mode: One of these modes: {\n"
" `NONE`,\n"
" `ALWAYS`,\n"
" `LESS`,\n"
" `LESS_EQUAL`,\n"
" `EQUAL`,\n"
" `GREATER`,\n"
" `GREATER_EQUAL`,\n"
" :type mode: `str`\n");
static PyObject *py_state_depth_test_set(PyObject *UNUSED(self), PyObject *value)
{
const struct PyC_StringEnum pygpu_depth_test = {&pygpu_depthtest_items, GPU_DEPTH_NONE};
if (!PyC_ParseStringEnum(value, &pygpu_depth_test)) {
return NULL;
}
GPU_depth_test(pygpu_depth_test.value_found);
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_state_depth_test_get_doc,
".. function:: blend_depth_test_get()\n"
"\n"
" Current depth_test equation.\n"
"\n");
static PyObject *py_state_depth_test_get(PyObject *UNUSED(self))
{
eGPUDepthTest test = GPU_depth_test_get();
return PyUnicode_FromString(PyC_StringEnum_find_id(&pygpu_depthtest_items, test));
}
PyDoc_STRVAR(py_state_face_culling_doc,
".. function:: face_culling(culling)\n"
"\n"
" Specify whether none, front-facing or back-facing facets can be culled.\n"
"\n"
" :param mode: One of these modes: {\n"
" `NONE`,\n"
" `FRONT`,\n"
" `BACK`,\n"
" :type mode: `str`\n");
static PyObject *py_state_face_culling(PyObject *UNUSED(self), PyObject *value)
{
const struct PyC_StringEnum pygpu_faceculling = {&pygpu_faceculling_items, GPU_CULL_NONE};
if (!PyC_ParseStringEnum(value, &pygpu_faceculling)) {
return NULL;
}
GPU_face_culling(pygpu_faceculling.value_found);
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_state_front_facing_doc,
".. function:: front_facing(invert)\n"
"\n"
" Specifies the orientation of front-facing polygons.\n"
"\n"
" :param invert: True for clockwise polygons as front-facing.\n"
" :type mode: `bool`\n");
static PyObject *py_state_front_facing(PyObject *UNUSED(self), PyObject *value)
{
bool invert;
if (!PyC_ParseBool(value, &invert)) {
return NULL;
}
GPU_front_facing(invert);
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_state_point_size_doc,
".. function:: point_size(size)\n"
"\n"
" Specify the diameter of rasterized points.\n"
"\n"
" :param size: New diameter.\n"
" :type mode: `float`\n");
static PyObject *py_state_point_size(PyObject *UNUSED(self), PyObject *value)
{
float size = (float)PyFloat_AsDouble(value);
if (PyErr_Occurred()) {
return NULL;
}
GPU_point_size(size);
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_state_line_width_doc,
".. function:: line_width(width)\n"
"\n"
" Specify the width of rasterized lines.\n"
"\n"
" :param size: New width.\n"
" :type mode: `float`\n");
static PyObject *py_state_line_width(PyObject *UNUSED(self), PyObject *value)
{
float width = (float)PyFloat_AsDouble(value);
if (PyErr_Occurred()) {
return NULL;
}
GPU_line_width(width);
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_state_viewport_doc,
".. function:: viewport(x, y, width, height)\n"
"\n"
" Specifies the viewport of the active framebuffer.\n"
"\n"
" :param x, y: lower left corner of the viewport rectangle, in pixels.\n"
" :param width, height: width and height of the viewport.\n"
" :type x, y, width, height: `int`\n");
static int py_state_viewport(PyObject *UNUSED(self), PyObject *args)
{
int x, y, width, height;
if (!PyArg_ParseTuple(args, "iiii:viewport", &x, &y, &width, &height)) {
return NULL;
}
GPU_viewport(x, y, width, height);
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_state_color_mask_doc,
".. function:: color_mask(r, g, b, a)\n"
"\n"
" Enable or disable writing of frame buffer color components.\n"
"\n"
" :param r, g, b, a: components red, green, blue, and alpha.\n"
" :type r, g, b, a: `bool`\n");
static int py_state_color_mask(PyObject *UNUSED(self), PyObject *args)
{
int r, g, b, a;
if (!PyArg_ParseTuple(args, "pppp:color_mask", &r, &g, &b, &a)) {
return NULL;
}
GPU_color_mask((bool)r, (bool)g, (bool)b, (bool)a);
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_state_depth_mask_doc,
".. function:: depth_mask_set(value)\n"
"\n"
" Write to depth component.\n"
"\n"
" :param value: True for writing to the depth component.\n"
" :type near: `bool`\n");
static PyObject *py_state_depth_mask(PyObject *UNUSED(self), PyObject *value)
{
bool write_to_depth;
if (!PyC_ParseBool(value, &write_to_depth)) {
return NULL;
}
GPU_depth_mask(write_to_depth);
Py_RETURN_NONE;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Module
* \{ */
static struct PyMethodDef bpygpu_py_state_methods[] = {
/* Manage Stack */
{"blend_set", (PyCFunction)py_state_blend_set, METH_O, py_state_blend_set_doc},
{"blend_get", (PyCFunction)py_state_blend_get, METH_NOARGS, py_state_blend_get_doc},
{"depth_test_set", (PyCFunction)py_state_depth_test_set, METH_O, py_state_depth_test_set_doc},
{"depth_test_get",
(PyCFunction)py_state_depth_test_get,
METH_NOARGS,
py_state_depth_test_get_doc},
{"face_culling", (PyCFunction)py_state_face_culling, METH_O, py_state_face_culling_doc},
{"front_facing", (PyCFunction)py_state_front_facing, METH_O, py_state_front_facing_doc},
{"point_size", (PyCFunction)py_state_point_size, METH_O, py_state_point_size_doc},
{"line_width", (PyCFunction)py_state_line_width, METH_O, py_state_line_width_doc},
{"viewport", (PyCFunction)py_state_viewport, METH_VARARGS, py_state_viewport_doc},
{"color_mask", (PyCFunction)py_state_color_mask, METH_VARARGS, py_state_color_mask_doc},
{"depth_mask", (PyCFunction)py_state_depth_mask, METH_O, py_state_depth_mask_doc},
{NULL, NULL, 0, NULL},
};
PyDoc_STRVAR(bpygpu_py_state_doc, "This module provides access to the gpu state.");
static PyModuleDef BPyGPU_py_state_module_def = {
PyModuleDef_HEAD_INIT,
.m_name = "gpu.state",
.m_doc = bpygpu_py_state_doc,
.m_methods = bpygpu_py_state_methods,
};
PyObject *BPyInit_gpu_state(void)
{
PyObject *submodule;
submodule = PyModule_Create(&BPyGPU_py_state_module_def);
return submodule;
}
/** \} */

23
source/blender/python/gpu/gpu_py_state.h Normal file
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@@ -0,0 +1,23 @@
/*
* 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.
*/
/** \file
* \ingroup bpygpu
*/
#pragma once
PyObject *BPyInit_gpu_state(void);

401
source/blender/python/gpu/gpu_py_texture.c Normal file
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@@ -0,0 +1,401 @@
/*
* 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.
*/
/** \file
* \ingroup bpygpu
*
* This file defines the texture functionalities of the 'gpu' module
*
* - Use ``bpygpu_`` for local API.
* - Use ``BPyGPU`` for public API.
*/
#include <Python.h>
#include "GPU_context.h"
#include "GPU_texture.h"
#include "../generic/py_capi_utils.h"
#include "gpu_py_api.h"
#include "gpu_py_texture.h" /* own include */
/* -------------------------------------------------------------------- */
/** \name GPUTexture Common Utilities
* \{ */
static const struct PyC_StringEnumItems pygpu_textureformat_items[] = {
{GPU_RGBA8UI, "RGBA8UI"},
{GPU_RGBA8I, "RGBA8I"},
{GPU_RGBA8, "RGBA8"},
{GPU_RGBA32UI, "RGBA32UI"},
{GPU_RGBA32I, "RGBA32I"},
{GPU_RGBA32F, "RGBA32F"},
{GPU_RGBA16UI, "RGBA16UI"},
{GPU_RGBA16I, "RGBA16I"},
{GPU_RGBA16F, "RGBA16F"},
{GPU_RGBA16, "RGBA16"},
{GPU_RG8UI, "RG8UI"},
{GPU_RG8I, "RG8I"},
{GPU_RG8, "RG8"},
{GPU_RG32UI, "RG32UI"},
{GPU_RG32I, "RG32I"},
{GPU_RG32F, "RG32F"},
{GPU_RG16UI, "RG16UI"},
{GPU_RG16I, "RG16I"},
{GPU_RG16F, "RG16F"},
{GPU_RG16, "RG16"},
{GPU_R8UI, "R8UI"},
{GPU_R8I, "R8I"},
{GPU_R8, "R8"},
{GPU_R32UI, "R32UI"},
{GPU_R32I, "R32I"},
{GPU_R32F, "R32F"},
{GPU_R16UI, "R16UI"},
{GPU_R16I, "R16I"},
{GPU_R16F, "R16F"},
{GPU_R16, "R16"},
{GPU_R11F_G11F_B10F, "R11F_G11F_B10F"},
{GPU_DEPTH32F_STENCIL8, "DEPTH32F_STENCIL8"},
{GPU_DEPTH24_STENCIL8, "DEPTH24_STENCIL8"},
{GPU_SRGB8_A8, "SRGB8_A8"},
{GPU_RGB16F, "RGB16F"},
{GPU_SRGB8_A8_DXT1, "SRGB8_A8_DXT1"},
{GPU_SRGB8_A8_DXT3, "SRGB8_A8_DXT3"},
{GPU_SRGB8_A8_DXT5, "SRGB8_A8_DXT5"},
{GPU_RGBA8_DXT1, "RGBA8_DXT1"},
{GPU_RGBA8_DXT3, "RGBA8_DXT3"},
{GPU_RGBA8_DXT5, "RGBA8_DXT5"},
{GPU_DEPTH_COMPONENT32F, "DEPTH_COMPONENT32F"},
{GPU_DEPTH_COMPONENT24, "DEPTH_COMPONENT24"},
{GPU_DEPTH_COMPONENT16, "DEPTH_COMPONENT16"},
{0, NULL},
};
static const struct PyC_StringEnumItems pygpu_dataformat_items[] = {
{GPU_DATA_FLOAT, "FLOAT"},
{GPU_DATA_INT, "INT"},
{GPU_DATA_UNSIGNED_INT, "UNSIGNED_INT"},
{GPU_DATA_UNSIGNED_BYTE, "UNSIGNED_BYTE"},
{GPU_DATA_UNSIGNED_INT_24_8, "UNSIGNED_INT_24_8"},
{GPU_DATA_10_11_11_REV, "10_11_11_REV"},
{0, NULL},
};
static int py_texture_valid_check(BPyGPUTexture *bpygpu_tex)
{
if (UNLIKELY(bpygpu_tex->tex == NULL)) {
PyErr_SetString(PyExc_ReferenceError, "GPU texture was freed, no further access is valid");
return -1;
}
return 0;
}
#define PY_TEXTURE_CHECK_OBJ(bpygpu) \
{ \
if (UNLIKELY(py_texture_valid_check(bpygpu) == -1)) { \
return NULL; \
} \
} \
((void)0)
/** \} */
/* -------------------------------------------------------------------- */
/** \name GPUTexture Type
* \{ */
static PyObject *py_texture_new(PyTypeObject *UNUSED(self), PyObject *args, PyObject *kwds)
{
BPYGPU_IS_INIT_OR_ERROR_OBJ;
GPUTexture *tex = NULL;
int width, height, mips;
const struct PyC_StringEnum pygpu_textureformat = {&pygpu_textureformat_items, GPU_RGBA8};
char err_out[256] = "unknown error. See console";
static const char *_keywords[] = {"width", "height", "mips", "format", NULL};
static _PyArg_Parser _parser = {"iiiO&:GPUTexture.__new__", _keywords, 0};
if (!_PyArg_ParseTupleAndKeywordsFast(args,
kwds,
&_parser,
&width,
&height,
&mips,
PyC_ParseStringEnum,
&pygpu_textureformat)) {
return NULL;
}
if (GPU_context_active_get()) {
tex = GPU_texture_create_2d(
"python_texture", width, height, mips, pygpu_textureformat.value_found, NULL);
}
else {
strncpy(err_out, "No active GPU context found", 256);
}
if (tex == NULL) {
PyErr_Format(PyExc_RuntimeError, "gpu.texture.new(...) failed with '%s'", err_out);
return NULL;
}
return BPyGPUTexture_CreatePyObject(tex);
}
PyDoc_STRVAR(py_texture_width_doc, "Width of the texture.\n\n:type: `int`");
static PyObject *py_texture_width_get(BPyGPUTexture *self, void *UNUSED(type))
{
PY_TEXTURE_CHECK_OBJ(self);
return PyLong_FromLong(GPU_texture_width(self->tex));
}
PyDoc_STRVAR(py_texture_height_doc, "Height of the texture.\n\n:type: `int`");
static PyObject *py_texture_height_get(BPyGPUTexture *self, void *UNUSED(type))
{
PY_TEXTURE_CHECK_OBJ(self);
return PyLong_FromLong(GPU_texture_height(self->tex));
}
PyDoc_STRVAR(py_texture_bind_doc,
".. method:: bind(number)\n"
"\n"
" Bind the texture object.\n"
"\n"
" :arg slot: texture slot.\n"
" :type slot: `int`\n");
static PyObject *py_texture_bind(BPyGPUTexture *self, PyObject *args, PyObject *kwds)
{
PY_TEXTURE_CHECK_OBJ(self);
int slot;
static const char *_keywords[] = {"slot", NULL};
static _PyArg_Parser _parser = {"i:bind", _keywords, 0};
if (!_PyArg_ParseTupleAndKeywordsFast(args, kwds, &_parser, &slot)) {
return NULL;
}
GPU_texture_bind(self->tex, slot);
Py_INCREF(self);
return (PyObject *)self;
}
PyDoc_STRVAR(py_texture_unbind_doc,
".. method:: unbind()\n"
"\n"
" Unbind the texture object.\n");
static PyObject *py_texture_unbind(BPyGPUTexture *self)
{
GPU_texture_unbind(self->tex);
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_texture_free_doc,
".. method:: free()\n"
"\n"
" Free the texture object.\n"
" The texture object will no longer be accessible.\n");
static PyObject *py_texture_free(BPyGPUTexture *self)
{
PY_TEXTURE_CHECK_OBJ(self);
GPU_texture_free(self->tex);
self->tex = NULL;
Py_RETURN_NONE;
}
PyDoc_STRVAR(py_texture_clear_doc,
".. method:: clear(format='FLOAT', value=(0.0, 0.0, 0.0, 1.0))\n"
"\n"
" Fill texture with specific value.\n"
"\n"
" :param format: One of these primitive types: {\n"
" `FLOAT`,\n"
" `INT`,\n"
" `UNSIGNED_INT`,\n"
" `UNSIGNED_BYTE`,\n"
" `UNSIGNED_INT_24_8`,\n"
" `10_11_11_REV`,\n"
" :type type: `str`\n"
" :arg value: sequence each representing the value to fill.\n"
" :type value: sequence of 1, 2, 3 or 4 values\n");
static PyObject *py_texture_clear(BPyGPUTexture *self, PyObject *args)
{
PY_TEXTURE_CHECK_OBJ(self);
const struct PyC_StringEnum pygpu_dataformat = {&pygpu_dataformat_items, GPU_DATA_FLOAT};
union {
int i[4];
float f[4];
} values;
PyObject *py_values;
if (!PyArg_ParseTuple(args, "O&O:clear", PyC_ParseStringEnum, &pygpu_dataformat, &py_values)) {
return NULL;
}
if (!PySequence_Check(py_values)) {
return NULL;
}
int dimensions = PySequence_Size(py_values);
if (dimensions > 4) {
PyErr_SetString(PyExc_AttributeError, "too many dimensions, max is 4");
return NULL;
}
memset(&values, 0, sizeof(values));
for (int i = 0; i < dimensions; i++) {
PyObject *ob = PySequence_GetItem(py_values, i);
if (pygpu_dataformat.value_found == GPU_DATA_FLOAT) {
values.f[i] = (float)PyFloat_AsDouble(ob);
}
else {
values.i[i] = PyLong_AsLong(ob);
}
Py_DECREF(ob);
}
GPU_texture_clear(self->tex, pygpu_dataformat.value_found, &values);
Py_RETURN_NONE;
}
static PyObject *py_texture_bind_context_enter(BPyGPUTexture *UNUSED(self))
{
Py_RETURN_NONE;
}
static PyObject *py_texture_bind_context_exit(BPyGPUTexture *self, PyObject *UNUSED(args))
{
GPU_texture_unbind(self->tex);
Py_RETURN_NONE;
}
static void BPyGPUTexture__tp_dealloc(BPyGPUTexture *self)
{
if (self->tex) {
GPU_texture_free(self->tex);
}
Py_TYPE(self)->tp_free((PyObject *)self);
}
static PyGetSetDef py_texture_getseters[] = {
{"width", (getter)py_texture_width_get, (setter)NULL, py_texture_width_doc, NULL},
{"height", (getter)py_texture_height_get, (setter)NULL, py_texture_height_doc, NULL},
{NULL, NULL, NULL, NULL, NULL} /* Sentinel */
};
static struct PyMethodDef py_texture_methods[] = {
{"bind", (PyCFunction)py_texture_bind, METH_VARARGS | METH_KEYWORDS, py_texture_bind_doc},
{"unbind",
(PyCFunction)py_texture_unbind,
METH_VARARGS | METH_KEYWORDS,
py_texture_unbind_doc},
{"free", (PyCFunction)py_texture_free, METH_NOARGS, py_texture_free_doc},
{"clear", (PyCFunction)py_texture_clear, METH_VARARGS, py_texture_clear_doc},
{"__enter__", (PyCFunction)py_texture_bind_context_enter, METH_NOARGS},
{"__exit__", (PyCFunction)py_texture_bind_context_exit, METH_VARARGS},
{NULL, NULL, 0, NULL},
};
PyDoc_STRVAR(py_texture_doc,
".. class:: GPUTexture(width, height, data_type)\n"
"\n"
" This object gives access to off screen buffers.\n"
"\n"
" :arg width: Horizontal dimension of the buffer.\n"
" :type width: `int`\n"
" :arg height: Vertical dimension of the buffer.\n"
" :type height: `int`\n"
" :param type: One of these primitive types: {\n"
" `RGBA8UI`,\n"
" `RGBA8I`,\n"
" `RGBA8`,\n"
" `RGBA32UI`,\n"
" `RGBA32I`,\n"
" `RGBA32F`,\n"
" `RGBA16UI`,\n"
" `RGBA16I`,\n"
" `RGBA16F`,\n"
" `RGBA16`,\n"
" `RG8UI`,\n"
" `RG8I`,\n"
" `RG8`,\n"
" `RG32UI`,\n"
" `RG32I`,\n"
" `RG32F`,\n"
" `RG16UI`,\n"
" `RG16I`,\n"
" `RG16F`,\n"
" `RG16`,\n"
" `R8UI`,\n"
" `R8I`,\n"
" `R8`,\n"
" `R32UI`,\n"
" `R32I`,\n"
" `R32F`,\n"
" `R16UI`,\n"
" `R16I`,\n"
" `R16F`,\n"
" `R16`,\n"
" `R11F_G11F_B10F`,\n"
" `DEPTH32F_STENCIL8`,\n"
" `DEPTH24_STENCIL8`,\n"
" `SRGB8_A8`,\n"
" `RGB16F`,\n"
" `SRGB8_A8_DXT1`,\n"
" `SRGB8_A8_DXT3`,\n"
" `SRGB8_A8_DXT5`,\n"
" `RGBA8_DXT1`,\n"
" `RGBA8_DXT3`,\n"
" `RGBA8_DXT5`,\n"
" `DEPTH_COMPONENT32F`,\n"
" `DEPTH_COMPONENT24`,\n"
" `DEPTH_COMPONENT16`,\n"
" :type type: `str`\n");
PyTypeObject BPyGPUTexture_Type = {
PyVarObject_HEAD_INIT(NULL, 0).tp_name = "GPUTexture",
.tp_basicsize = sizeof(BPyGPUTexture),
.tp_dealloc = (destructor)BPyGPUTexture__tp_dealloc,
.tp_flags = Py_TPFLAGS_DEFAULT,
.tp_doc = py_texture_doc,
.tp_methods = py_texture_methods,
.tp_getset = py_texture_getseters,
.tp_new = py_texture_new,
};
/** \} */
/* -------------------------------------------------------------------- */
/** \name Public API
* \{ */
PyObject *BPyGPUTexture_CreatePyObject(GPUTexture *tex)
{
BPyGPUTexture *self;
self = PyObject_New(BPyGPUTexture, &BPyGPUTexture_Type);
self->tex = tex;
return (PyObject *)self;
}
/** \} */
#undef PY_TEXTURE_CHECK_OBJ

33
source/blender/python/gpu/gpu_py_texture.h Normal file
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@@ -0,0 +1,33 @@
/*
* 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.
*/
/** \file
* \ingroup bpygpu
*/
#pragma once
#include "BLI_compiler_attrs.h"
extern PyTypeObject BPyGPUTexture_Type;
#define BPyGPUTexture_Check(v) (Py_TYPE(v) == &BPyGPUTexture_Type)
typedef struct BPyGPUTexture {
PyObject_HEAD struct GPUTexture *tex;
} BPyGPUTexture;
PyObject *BPyGPUTexture_CreatePyObject(struct GPUTexture *tex) ATTR_NONNULL(1);

8
source/blender/python/gpu/gpu_py_types.c
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@@ -61,6 +61,12 @@ PyObject *BPyInit_gpu_types(void)
if (PyType_Ready(&BPyGPUShader_Type) < 0) {
return NULL;
}
if (PyType_Ready(&BPyGPUTexture_Type) < 0) {
return NULL;
}
if (PyType_Ready(&BPyGPUFrameBuffer_Type) < 0) {
return NULL;
}
#define MODULE_TYPE_ADD(s, t) \
PyModule_AddObject(s, t.tp_name, (PyObject *)&t); \
@@ -72,6 +78,8 @@ PyObject *BPyInit_gpu_types(void)
MODULE_TYPE_ADD(submodule, BPyGPUBatch_Type);
MODULE_TYPE_ADD(submodule, BPyGPUOffScreen_Type);
MODULE_TYPE_ADD(submodule, BPyGPUShader_Type);
MODULE_TYPE_ADD(submodule, BPyGPUTexture_Type);
MODULE_TYPE_ADD(submodule, BPyGPUFrameBuffer_Type);
#undef MODULE_TYPE_ADD

2
source/blender/python/gpu/gpu_py_types.h
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@@ -22,8 +22,10 @@
#include "gpu_py_batch.h"
#include "gpu_py_element.h"
#include "gpu_py_framebuffer.h"
#include "gpu_py_offscreen.h"
#include "gpu_py_shader.h"
#include "gpu_py_texture.h"
#include "gpu_py_vertex_buffer.h"
#include "gpu_py_vertex_format.h"