diff options
Diffstat (limited to 'source/blender/python/intern/gpu_offscreen.c')
-rw-r--r-- | source/blender/python/intern/gpu_offscreen.c | 408 |
1 files changed, 0 insertions, 408 deletions
diff --git a/source/blender/python/intern/gpu_offscreen.c b/source/blender/python/intern/gpu_offscreen.c deleted file mode 100644 index 3b9b3c70ead..00000000000 --- a/source/blender/python/intern/gpu_offscreen.c +++ /dev/null @@ -1,408 +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. - * - * Copyright 2015, Blender Foundation. - * - * ***** END GPL LICENSE BLOCK ***** - */ - -/** \file blender/python/intern/gpu_offscreen.c - * \ingroup pythonintern - * - * This file defines the offscreen functionalities of the 'gpu' module - * used for off-screen OpenGL rendering. - */ - -#include <Python.h> - -#include "MEM_guardedalloc.h" - -#include "BLI_utildefines.h" - -#include "WM_types.h" - -#include "BKE_global.h" -#include "BKE_library.h" - -#include "ED_screen.h" - -#include "GPU_compositing.h" -#include "GPU_framebuffer.h" - -#include "../mathutils/mathutils.h" - -#include "../generic/py_capi_utils.h" - -#include "gpu.h" - -#include "ED_view3d.h" - -/* -------------------------------------------------------------------- */ -/* GPU Offscreen PyObject */ - -typedef struct { - PyObject_HEAD - GPUOffScreen *ofs; -} BPy_GPUOffScreen; - -static int bpy_gpu_offscreen_valid_check(BPy_GPUOffScreen *py_gpu_ofs) -{ - if (UNLIKELY(py_gpu_ofs->ofs == NULL)) { - PyErr_SetString(PyExc_ReferenceError, "GPU offscreen was freed, no further access is valid"); - return -1; - } - return 0; -} - -#define BPY_GPU_OFFSCREEN_CHECK_OBJ(pygpu) { \ - if (UNLIKELY(bpy_gpu_offscreen_valid_check(pygpu) == -1)) { \ - return NULL; \ - } \ -} ((void)0) - -PyDoc_STRVAR(pygpu_offscreen_width_doc, "Texture width.\n\n:type: int"); -static PyObject *pygpu_offscreen_width_get(BPy_GPUOffScreen *self, void *UNUSED(type)) -{ - BPY_GPU_OFFSCREEN_CHECK_OBJ(self); - return PyLong_FromLong(GPU_offscreen_width(self->ofs)); -} - -PyDoc_STRVAR(pygpu_offscreen_height_doc, "Texture height.\n\n:type: int"); -static PyObject *pygpu_offscreen_height_get(BPy_GPUOffScreen *self, void *UNUSED(type)) -{ - BPY_GPU_OFFSCREEN_CHECK_OBJ(self); - return PyLong_FromLong(GPU_offscreen_height(self->ofs)); -} - -PyDoc_STRVAR(pygpu_offscreen_color_texture_doc, "Color texture.\n\n:type: int"); -static PyObject *pygpu_offscreen_color_texture_get(BPy_GPUOffScreen *self, void *UNUSED(type)) -{ - BPY_GPU_OFFSCREEN_CHECK_OBJ(self); - return PyLong_FromLong(GPU_offscreen_color_texture(self->ofs)); -} - -PyDoc_STRVAR(pygpu_offscreen_bind_doc, -"bind(save=True)\n" -"\n" -" Bind the offscreen object.\n" -"\n" -" :param save: save OpenGL current states.\n" -" :type save: bool\n" -); -static PyObject *pygpu_offscreen_bind(BPy_GPUOffScreen *self, PyObject *args, PyObject *kwds) -{ - static const char *kwlist[] = {"save", NULL}; - bool save = true; - - BPY_GPU_OFFSCREEN_CHECK_OBJ(self); - - if (!PyArg_ParseTupleAndKeywords( - args, kwds, "|O&:bind", (char **)(kwlist), - PyC_ParseBool, &save)) - { - return NULL; - } - - GPU_offscreen_bind(self->ofs, save); - Py_RETURN_NONE; -} - -PyDoc_STRVAR(pygpu_offscreen_unbind_doc, -"unbind(restore=True)\n" -"\n" -" Unbind the offscreen object.\n" -"\n" -" :param restore: restore OpenGL previous states.\n" -" :type restore: bool\n" -); -static PyObject *pygpu_offscreen_unbind(BPy_GPUOffScreen *self, PyObject *args, PyObject *kwds) -{ - static const char *kwlist[] = {"restore", NULL}; - bool restore = true; - - BPY_GPU_OFFSCREEN_CHECK_OBJ(self); - - if (!PyArg_ParseTupleAndKeywords( - args, kwds, "|O&:unbind", (char **)(kwlist), - PyC_ParseBool, &restore)) - { - return NULL; - } - - GPU_offscreen_unbind(self->ofs, restore); - Py_RETURN_NONE; -} - -PyDoc_STRVAR(pygpu_offscreen_draw_view3d_doc, -"draw_view3d(scene, view3d, region, modelview_matrix, projection_matrix)\n" -"\n" -" Draw the 3d viewport in the offscreen object.\n" -"\n" -" :param scene: Scene to draw.\n" -" :type scene: :class:`bpy.types.Scene`\n" -" :param view3d: 3D View to get the drawing settings from.\n" -" :type view3d: :class:`bpy.types.SpaceView3D`\n" -" :param region: Region of the 3D View.\n" -" :type region: :class:`bpy.types.Region`\n" -" :param modelview_matrix: ModelView Matrix.\n" -" :type modelview_matrix: :class:`mathutils.Matrix`\n" -" :param projection_matrix: Projection Matrix.\n" -" :type projection_matrix: :class:`mathutils.Matrix`\n" -); -static PyObject *pygpu_offscreen_draw_view3d(BPy_GPUOffScreen *self, PyObject *args, PyObject *kwds) -{ - static const char *kwlist[] = {"scene", "view3d", "region", "projection_matrix", "modelview_matrix", NULL}; - - MatrixObject *py_mat_modelview, *py_mat_projection; - PyObject *py_scene, *py_region, *py_view3d; - - struct Main *bmain = G_MAIN; /* XXX UGLY! */ - Scene *scene; - View3D *v3d; - ARegion *ar; - GPUFX *fx; - GPUFXSettings fx_settings; - struct RV3DMatrixStore *rv3d_mats; - - BPY_GPU_OFFSCREEN_CHECK_OBJ(self); - - if (!PyArg_ParseTupleAndKeywords( - args, kwds, "OOOO&O&:draw_view3d", (char **)(kwlist), - &py_scene, &py_view3d, &py_region, - Matrix_Parse4x4, &py_mat_projection, - Matrix_Parse4x4, &py_mat_modelview) || - (!(scene = PyC_RNA_AsPointer(py_scene, "Scene")) || - !(v3d = PyC_RNA_AsPointer(py_view3d, "SpaceView3D")) || - !(ar = PyC_RNA_AsPointer(py_region, "Region")))) - { - return NULL; - } - - BLI_assert(BKE_id_is_in_gobal_main(&scene->id)); - - fx = GPU_fx_compositor_create(); - - fx_settings = v3d->fx_settings; /* full copy */ - - ED_view3d_draw_offscreen_init(bmain, scene, v3d); - - rv3d_mats = ED_view3d_mats_rv3d_backup(ar->regiondata); - - GPU_offscreen_bind(self->ofs, true); /* bind */ - - ED_view3d_draw_offscreen( - bmain, scene, v3d, ar, GPU_offscreen_width(self->ofs), GPU_offscreen_height(self->ofs), - (float(*)[4])py_mat_modelview->matrix, (float(*)[4])py_mat_projection->matrix, - false, true, true, "", - fx, &fx_settings, - self->ofs); - - GPU_fx_compositor_destroy(fx); - GPU_offscreen_unbind(self->ofs, true); /* unbind */ - - ED_view3d_mats_rv3d_restore(ar->regiondata, rv3d_mats); - MEM_freeN(rv3d_mats); - - Py_RETURN_NONE; -} - -PyDoc_STRVAR(pygpu_offscreen_free_doc, -"free()\n" -"\n" -" Free the offscreen object\n" -" The framebuffer, texture and render objects will no longer be accessible.\n" -); -static PyObject *pygpu_offscreen_free(BPy_GPUOffScreen *self) -{ - BPY_GPU_OFFSCREEN_CHECK_OBJ(self); - - GPU_offscreen_free(self->ofs); - self->ofs = NULL; - Py_RETURN_NONE; -} - -static void BPy_GPUOffScreen__tp_dealloc(BPy_GPUOffScreen *self) -{ - if (self->ofs) - GPU_offscreen_free(self->ofs); - Py_TYPE(self)->tp_free((PyObject *)self); -} - -static PyGetSetDef bpy_gpu_offscreen_getseters[] = { - {(char *)"color_texture", (getter)pygpu_offscreen_color_texture_get, (setter)NULL, pygpu_offscreen_color_texture_doc, NULL}, - {(char *)"width", (getter)pygpu_offscreen_width_get, (setter)NULL, pygpu_offscreen_width_doc, NULL}, - {(char *)"height", (getter)pygpu_offscreen_height_get, (setter)NULL, pygpu_offscreen_height_doc, NULL}, - {NULL, NULL, NULL, NULL, NULL} /* Sentinel */ -}; - -static struct PyMethodDef bpy_gpu_offscreen_methods[] = { - {"bind", (PyCFunction)pygpu_offscreen_bind, METH_VARARGS | METH_KEYWORDS, pygpu_offscreen_bind_doc}, - {"unbind", (PyCFunction)pygpu_offscreen_unbind, METH_VARARGS | METH_KEYWORDS, pygpu_offscreen_unbind_doc}, - {"draw_view3d", (PyCFunction)pygpu_offscreen_draw_view3d, METH_VARARGS | METH_KEYWORDS, pygpu_offscreen_draw_view3d_doc}, - {"free", (PyCFunction)pygpu_offscreen_free, METH_NOARGS, pygpu_offscreen_free_doc}, - {NULL, NULL, 0, NULL} -}; - -PyDoc_STRVAR(py_gpu_offscreen_doc, -".. class:: GPUOffscreen" -"\n" -" This object gives access to off screen buffers.\n" -); -static PyTypeObject BPy_GPUOffScreen_Type = { - PyVarObject_HEAD_INIT(NULL, 0) - "GPUOffScreen", /* tp_name */ - sizeof(BPy_GPUOffScreen), /* tp_basicsize */ - 0, /* tp_itemsize */ - /* methods */ - (destructor)BPy_GPUOffScreen__tp_dealloc, /* tp_dealloc */ - NULL, /* tp_print */ - NULL, /* tp_getattr */ - NULL, /* tp_setattr */ - NULL, /* tp_compare */ - NULL, /* tp_repr */ - NULL, /* tp_as_number */ - NULL, /* tp_as_sequence */ - NULL, /* tp_as_mapping */ - NULL, /* tp_hash */ - NULL, /* tp_call */ - NULL, /* tp_str */ - NULL, /* tp_getattro */ - NULL, /* tp_setattro */ - NULL, /* tp_as_buffer */ - Py_TPFLAGS_DEFAULT, /* tp_flags */ - py_gpu_offscreen_doc, /* Documentation string */ - NULL, /* tp_traverse */ - NULL, /* tp_clear */ - NULL, /* tp_richcompare */ - 0, /* tp_weaklistoffset */ - NULL, /* tp_iter */ - NULL, /* tp_iternext */ - bpy_gpu_offscreen_methods, /* tp_methods */ - NULL, /* tp_members */ - bpy_gpu_offscreen_getseters, /* tp_getset */ - NULL, /* tp_base */ - NULL, /* tp_dict */ - NULL, /* tp_descr_get */ - NULL, /* tp_descr_set */ - 0, /* tp_dictoffset */ - 0, /* tp_init */ - NULL, /* tp_alloc */ - NULL, /* tp_new */ - (freefunc)0, /* tp_free */ - NULL, /* tp_is_gc */ - NULL, /* tp_bases */ - NULL, /* tp_mro */ - NULL, /* tp_cache */ - NULL, /* tp_subclasses */ - NULL, /* tp_weaklist */ - (destructor) NULL /* tp_del */ -}; - -/* -------------------------------------------------------------------- */ -/* GPU offscreen methods */ - -static PyObject *BPy_GPU_OffScreen_CreatePyObject(GPUOffScreen *ofs) -{ - BPy_GPUOffScreen *self; - self = PyObject_New(BPy_GPUOffScreen, &BPy_GPUOffScreen_Type); - self->ofs = ofs; - return (PyObject *)self; -} - -PyDoc_STRVAR(pygpu_offscreen_new_doc, -"new(width, height, samples=0)\n" -"\n" -" Return a GPUOffScreen.\n" -"\n" -" :param width: Horizontal dimension of the buffer.\n" -" :type width: int`\n" -" :param height: Vertical dimension of the buffer.\n" -" :type height: int`\n" -" :param samples: OpenGL samples to use for MSAA or zero to disable.\n" -" :type samples: int\n" -" :return: Newly created off-screen buffer.\n" -" :rtype: :class:`gpu.GPUOffscreen`\n" -); -static PyObject *pygpu_offscreen_new(PyObject *UNUSED(self), PyObject *args, PyObject *kwds) -{ - static const char *kwlist[] = {"width", "height", "samples", NULL}; - - GPUOffScreen *ofs; - int width, height, samples = 0; - char err_out[256]; - - if (!PyArg_ParseTupleAndKeywords( - args, kwds, "ii|i:new", (char **)(kwlist), - &width, &height, &samples)) - { - return NULL; - } - - ofs = GPU_offscreen_create(width, height, samples, err_out); - - if (ofs == NULL) { - PyErr_Format(PyExc_RuntimeError, - "gpu.offscreen.new(...) failed with '%s'", - err_out[0] ? err_out : "unknown error"); - return NULL; - } - - return BPy_GPU_OffScreen_CreatePyObject(ofs); -} - -static struct PyMethodDef BPy_GPU_offscreen_methods[] = { - {"new", (PyCFunction)pygpu_offscreen_new, METH_VARARGS | METH_KEYWORDS, pygpu_offscreen_new_doc}, - {NULL, NULL, 0, NULL} -}; - -PyDoc_STRVAR(BPy_GPU_offscreen_doc, -"This module provides access to offscreen rendering functions." -); -static PyModuleDef BPy_GPU_offscreen_module_def = { - PyModuleDef_HEAD_INIT, - "gpu.offscreen", /* m_name */ - BPy_GPU_offscreen_doc, /* m_doc */ - 0, /* m_size */ - BPy_GPU_offscreen_methods, /* m_methods */ - NULL, /* m_reload */ - NULL, /* m_traverse */ - NULL, /* m_clear */ - NULL, /* m_free */ -}; - -PyObject *BPyInit_gpu_offscreen(void) -{ - PyObject *submodule; - - /* Register the 'GPUOffscreen' class */ - if (PyType_Ready(&BPy_GPUOffScreen_Type)) { - return NULL; - } - - submodule = PyModule_Create(&BPy_GPU_offscreen_module_def); - -#define MODULE_TYPE_ADD(s, t) \ - PyModule_AddObject(s, t.tp_name, (PyObject *)&t); Py_INCREF((PyObject *)&t) - - MODULE_TYPE_ADD(submodule, BPy_GPUOffScreen_Type); - -#undef MODULE_TYPE_ADD - - return submodule; -} - -#undef BPY_GPU_OFFSCREEN_CHECK_OBJ |