From 7730393619080086530e24d3b594351b4114f608 Mon Sep 17 00:00:00 2001 From: marha Date: Tue, 12 Apr 2011 12:47:58 +0000 Subject: mesa libXext pixman git update 12 Apr 2011 --- mesalib/src/mesa/main/shared.c | 813 +++++++++++++++++++++-------------------- 1 file changed, 420 insertions(+), 393 deletions(-) (limited to 'mesalib/src/mesa/main/shared.c') diff --git a/mesalib/src/mesa/main/shared.c b/mesalib/src/mesa/main/shared.c index 22b3bbdd4..e470d873f 100644 --- a/mesalib/src/mesa/main/shared.c +++ b/mesalib/src/mesa/main/shared.c @@ -1,393 +1,420 @@ -/* - * Mesa 3-D graphics library - * Version: 7.5 - * - * Copyright (C) 2009 VMware, Inc. All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/** - * \file shared.c - * Shared-context state - */ - - - -#include "imports.h" -#include "mfeatures.h" -#include "mtypes.h" -#include "hash.h" -#if FEATURE_ATI_fragment_shader -#include "atifragshader.h" -#endif -#include "bufferobj.h" -#include "shared.h" -#include "program/program.h" -#include "dlist.h" -#include "shaderobj.h" -#include "syncobj.h" - -/** - * Allocate and initialize a shared context state structure. - * Initializes the display list, texture objects and vertex programs hash - * tables, allocates the texture objects. If it runs out of memory, frees - * everything already allocated before returning NULL. - * - * \return pointer to a gl_shared_state structure on success, or NULL on - * failure. - */ -struct gl_shared_state * -_mesa_alloc_shared_state(struct gl_context *ctx) -{ - struct gl_shared_state *shared; - GLuint i; - - shared = CALLOC_STRUCT(gl_shared_state); - if (!shared) - return NULL; - - _glthread_INIT_MUTEX(shared->Mutex); - - shared->DisplayList = _mesa_NewHashTable(); - shared->TexObjects = _mesa_NewHashTable(); - shared->Programs = _mesa_NewHashTable(); - -#if FEATURE_ARB_vertex_program - shared->DefaultVertexProgram = (struct gl_vertex_program *) - ctx->Driver.NewProgram(ctx, GL_VERTEX_PROGRAM_ARB, 0); -#endif - -#if FEATURE_ARB_fragment_program - shared->DefaultFragmentProgram = (struct gl_fragment_program *) - ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0); -#endif - -#if FEATURE_ATI_fragment_shader - shared->ATIShaders = _mesa_NewHashTable(); - shared->DefaultFragmentShader = _mesa_new_ati_fragment_shader(ctx, 0); -#endif - -#if FEATURE_ARB_shader_objects - shared->ShaderObjects = _mesa_NewHashTable(); -#endif - -#if FEATURE_ARB_vertex_buffer_object || FEATURE_ARB_pixel_buffer_object - shared->BufferObjects = _mesa_NewHashTable(); -#endif - - /* Allocate the default buffer object */ - shared->NullBufferObj = ctx->Driver.NewBufferObject(ctx, 0, 0); - - /* Create default texture objects */ - for (i = 0; i < NUM_TEXTURE_TARGETS; i++) { - /* NOTE: the order of these enums matches the TEXTURE_x_INDEX values */ - static const GLenum targets[NUM_TEXTURE_TARGETS] = { - GL_TEXTURE_BUFFER, - GL_TEXTURE_2D_ARRAY_EXT, - GL_TEXTURE_1D_ARRAY_EXT, - GL_TEXTURE_CUBE_MAP, - GL_TEXTURE_3D, - GL_TEXTURE_RECTANGLE_NV, - GL_TEXTURE_2D, - GL_TEXTURE_1D - }; - assert(Elements(targets) == NUM_TEXTURE_TARGETS); - shared->DefaultTex[i] = ctx->Driver.NewTextureObject(ctx, 0, targets[i]); - } - - /* sanity check */ - assert(shared->DefaultTex[TEXTURE_1D_INDEX]->RefCount == 1); - - /* Mutex and timestamp for texobj state validation */ - _glthread_INIT_MUTEX(shared->TexMutex); - shared->TextureStateStamp = 0; - -#if FEATURE_EXT_framebuffer_object - shared->FrameBuffers = _mesa_NewHashTable(); - shared->RenderBuffers = _mesa_NewHashTable(); -#endif - - make_empty_list(& shared->SyncObjects); - - return shared; -} - - -/** - * Callback for deleting a display list. Called by _mesa_HashDeleteAll(). - */ -static void -delete_displaylist_cb(GLuint id, void *data, void *userData) -{ - struct gl_display_list *list = (struct gl_display_list *) data; - struct gl_context *ctx = (struct gl_context *) userData; - _mesa_delete_list(ctx, list); -} - - -/** - * Callback for deleting a texture object. Called by _mesa_HashDeleteAll(). - */ -static void -delete_texture_cb(GLuint id, void *data, void *userData) -{ - struct gl_texture_object *texObj = (struct gl_texture_object *) data; - struct gl_context *ctx = (struct gl_context *) userData; - ctx->Driver.DeleteTexture(ctx, texObj); -} - - -/** - * Callback for deleting a program object. Called by _mesa_HashDeleteAll(). - */ -static void -delete_program_cb(GLuint id, void *data, void *userData) -{ - struct gl_program *prog = (struct gl_program *) data; - struct gl_context *ctx = (struct gl_context *) userData; - if(prog != &_mesa_DummyProgram) { - ASSERT(prog->RefCount == 1); /* should only be referenced by hash table */ - prog->RefCount = 0; /* now going away */ - ctx->Driver.DeleteProgram(ctx, prog); - } -} - - -#if FEATURE_ATI_fragment_shader -/** - * Callback for deleting an ATI fragment shader object. - * Called by _mesa_HashDeleteAll(). - */ -static void -delete_fragshader_cb(GLuint id, void *data, void *userData) -{ - struct ati_fragment_shader *shader = (struct ati_fragment_shader *) data; - struct gl_context *ctx = (struct gl_context *) userData; - _mesa_delete_ati_fragment_shader(ctx, shader); -} -#endif - - -/** - * Callback for deleting a buffer object. Called by _mesa_HashDeleteAll(). - */ -static void -delete_bufferobj_cb(GLuint id, void *data, void *userData) -{ - struct gl_buffer_object *bufObj = (struct gl_buffer_object *) data; - struct gl_context *ctx = (struct gl_context *) userData; - if (_mesa_bufferobj_mapped(bufObj)) { - ctx->Driver.UnmapBuffer(ctx, 0, bufObj); - bufObj->Pointer = NULL; - } - _mesa_reference_buffer_object(ctx, &bufObj, NULL); -} - - -/** - * Callback for freeing shader program data. Call it before delete_shader_cb - * to avoid memory access error. - */ -static void -free_shader_program_data_cb(GLuint id, void *data, void *userData) -{ - struct gl_context *ctx = (struct gl_context *) userData; - struct gl_shader_program *shProg = (struct gl_shader_program *) data; - - if (shProg->Type == GL_SHADER_PROGRAM_MESA) { - _mesa_free_shader_program_data(ctx, shProg); - } -} - - -/** - * Callback for deleting shader and shader programs objects. - * Called by _mesa_HashDeleteAll(). - */ -static void -delete_shader_cb(GLuint id, void *data, void *userData) -{ - struct gl_context *ctx = (struct gl_context *) userData; - struct gl_shader *sh = (struct gl_shader *) data; - if (sh->Type == GL_FRAGMENT_SHADER || sh->Type == GL_VERTEX_SHADER) { - ctx->Driver.DeleteShader(ctx, sh); - } - else { - struct gl_shader_program *shProg = (struct gl_shader_program *) data; - ASSERT(shProg->Type == GL_SHADER_PROGRAM_MESA); - ctx->Driver.DeleteShaderProgram(ctx, shProg); - } -} - - -/** - * Callback for deleting a framebuffer object. Called by _mesa_HashDeleteAll() - */ -static void -delete_framebuffer_cb(GLuint id, void *data, void *userData) -{ - struct gl_framebuffer *fb = (struct gl_framebuffer *) data; - /* The fact that the framebuffer is in the hashtable means its refcount - * is one, but we're removing from the hashtable now. So clear refcount. - */ - /*assert(fb->RefCount == 1);*/ - fb->RefCount = 0; - - /* NOTE: Delete should always be defined but there are two reports - * of it being NULL (bugs 13507, 14293). Work-around for now. - */ - if (fb->Delete) - fb->Delete(fb); -} - - -/** - * Callback for deleting a renderbuffer object. Called by _mesa_HashDeleteAll() - */ -static void -delete_renderbuffer_cb(GLuint id, void *data, void *userData) -{ - struct gl_renderbuffer *rb = (struct gl_renderbuffer *) data; - rb->RefCount = 0; /* see comment for FBOs above */ - if (rb->Delete) - rb->Delete(rb); -} - - -/** - * Deallocate a shared state object and all children structures. - * - * \param ctx GL context. - * \param shared shared state pointer. - * - * Frees the display lists, the texture objects (calling the driver texture - * deletion callback to free its private data) and the vertex programs, as well - * as their hash tables. - * - * \sa alloc_shared_state(). - */ -static void -free_shared_state(struct gl_context *ctx, struct gl_shared_state *shared) -{ - GLuint i; - - /* Free the dummy/fallback texture object */ - if (shared->FallbackTex) - ctx->Driver.DeleteTexture(ctx, shared->FallbackTex); - - /* - * Free display lists - */ - _mesa_HashDeleteAll(shared->DisplayList, delete_displaylist_cb, ctx); - _mesa_DeleteHashTable(shared->DisplayList); - -#if FEATURE_ARB_shader_objects - _mesa_HashWalk(shared->ShaderObjects, free_shader_program_data_cb, ctx); - _mesa_HashDeleteAll(shared->ShaderObjects, delete_shader_cb, ctx); - _mesa_DeleteHashTable(shared->ShaderObjects); -#endif - - _mesa_HashDeleteAll(shared->Programs, delete_program_cb, ctx); - _mesa_DeleteHashTable(shared->Programs); - -#if FEATURE_ARB_vertex_program - _mesa_reference_vertprog(ctx, &shared->DefaultVertexProgram, NULL); -#endif - -#if FEATURE_ARB_fragment_program - _mesa_reference_fragprog(ctx, &shared->DefaultFragmentProgram, NULL); -#endif - -#if FEATURE_ATI_fragment_shader - _mesa_HashDeleteAll(shared->ATIShaders, delete_fragshader_cb, ctx); - _mesa_DeleteHashTable(shared->ATIShaders); - _mesa_delete_ati_fragment_shader(ctx, shared->DefaultFragmentShader); -#endif - -#if FEATURE_ARB_vertex_buffer_object || FEATURE_ARB_pixel_buffer_object - _mesa_HashDeleteAll(shared->BufferObjects, delete_bufferobj_cb, ctx); - _mesa_DeleteHashTable(shared->BufferObjects); -#endif - -#if FEATURE_EXT_framebuffer_object - _mesa_HashDeleteAll(shared->FrameBuffers, delete_framebuffer_cb, ctx); - _mesa_DeleteHashTable(shared->FrameBuffers); - _mesa_HashDeleteAll(shared->RenderBuffers, delete_renderbuffer_cb, ctx); - _mesa_DeleteHashTable(shared->RenderBuffers); -#endif - -#if FEATURE_ARB_vertex_buffer_object - _mesa_reference_buffer_object(ctx, &shared->NullBufferObj, NULL); -#endif - - { - struct simple_node *node; - struct simple_node *temp; - - foreach_s(node, temp, & shared->SyncObjects) { - _mesa_unref_sync_object(ctx, (struct gl_sync_object *) node); - } - } - - /* - * Free texture objects (after FBOs since some textures might have - * been bound to FBOs). - */ - ASSERT(ctx->Driver.DeleteTexture); - /* the default textures */ - for (i = 0; i < NUM_TEXTURE_TARGETS; i++) { - ctx->Driver.DeleteTexture(ctx, shared->DefaultTex[i]); - } - - /* all other textures */ - _mesa_HashDeleteAll(shared->TexObjects, delete_texture_cb, ctx); - _mesa_DeleteHashTable(shared->TexObjects); - - _glthread_DESTROY_MUTEX(shared->Mutex); - _glthread_DESTROY_MUTEX(shared->TexMutex); - - free(shared); -} - - -/** - * Decrement shared state object reference count and potentially free it - * and all children structures. - * - * \param ctx GL context. - * \param shared shared state pointer. - * - * \sa free_shared_state(). - */ -void -_mesa_release_shared_state(struct gl_context *ctx, struct gl_shared_state *shared) -{ - GLint RefCount; - - _glthread_LOCK_MUTEX(shared->Mutex); - RefCount = --shared->RefCount; - _glthread_UNLOCK_MUTEX(shared->Mutex); - - assert(RefCount >= 0); - - if (RefCount == 0) { - /* free shared state */ - free_shared_state( ctx, shared ); - } -} +/* + * Mesa 3-D graphics library + * Version: 7.5 + * + * Copyright (C) 2009 VMware, Inc. All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/** + * \file shared.c + * Shared-context state + */ + + + +#include "imports.h" +#include "mfeatures.h" +#include "mtypes.h" +#include "hash.h" +#if FEATURE_ATI_fragment_shader +#include "atifragshader.h" +#endif +#include "bufferobj.h" +#include "shared.h" +#include "program/program.h" +#include "dlist.h" +#if FEATURE_ARB_sampler_objects +#include "samplerobj.h" +#endif +#include "shaderobj.h" +#include "syncobj.h" + +/** + * Allocate and initialize a shared context state structure. + * Initializes the display list, texture objects and vertex programs hash + * tables, allocates the texture objects. If it runs out of memory, frees + * everything already allocated before returning NULL. + * + * \return pointer to a gl_shared_state structure on success, or NULL on + * failure. + */ +struct gl_shared_state * +_mesa_alloc_shared_state(struct gl_context *ctx) +{ + struct gl_shared_state *shared; + GLuint i; + + shared = CALLOC_STRUCT(gl_shared_state); + if (!shared) + return NULL; + + _glthread_INIT_MUTEX(shared->Mutex); + + shared->DisplayList = _mesa_NewHashTable(); + shared->TexObjects = _mesa_NewHashTable(); + shared->Programs = _mesa_NewHashTable(); + +#if FEATURE_ARB_vertex_program + shared->DefaultVertexProgram = (struct gl_vertex_program *) + ctx->Driver.NewProgram(ctx, GL_VERTEX_PROGRAM_ARB, 0); +#endif + +#if FEATURE_ARB_fragment_program + shared->DefaultFragmentProgram = (struct gl_fragment_program *) + ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0); +#endif + +#if FEATURE_ATI_fragment_shader + shared->ATIShaders = _mesa_NewHashTable(); + shared->DefaultFragmentShader = _mesa_new_ati_fragment_shader(ctx, 0); +#endif + +#if FEATURE_ARB_shader_objects + shared->ShaderObjects = _mesa_NewHashTable(); +#endif + +#if FEATURE_ARB_vertex_buffer_object || FEATURE_ARB_pixel_buffer_object + shared->BufferObjects = _mesa_NewHashTable(); +#endif + +#if FEATURE_ARB_sampler_objects + /* GL_ARB_sampler_objects */ + shared->SamplerObjects = _mesa_NewHashTable(); +#endif + + /* Allocate the default buffer object */ + shared->NullBufferObj = ctx->Driver.NewBufferObject(ctx, 0, 0); + + /* Create default texture objects */ + for (i = 0; i < NUM_TEXTURE_TARGETS; i++) { + /* NOTE: the order of these enums matches the TEXTURE_x_INDEX values */ + static const GLenum targets[NUM_TEXTURE_TARGETS] = { + GL_TEXTURE_BUFFER, + GL_TEXTURE_2D_ARRAY_EXT, + GL_TEXTURE_1D_ARRAY_EXT, + GL_TEXTURE_CUBE_MAP, + GL_TEXTURE_3D, + GL_TEXTURE_RECTANGLE_NV, + GL_TEXTURE_2D, + GL_TEXTURE_1D + }; + assert(Elements(targets) == NUM_TEXTURE_TARGETS); + shared->DefaultTex[i] = ctx->Driver.NewTextureObject(ctx, 0, targets[i]); + } + + /* sanity check */ + assert(shared->DefaultTex[TEXTURE_1D_INDEX]->RefCount == 1); + + /* Mutex and timestamp for texobj state validation */ + _glthread_INIT_MUTEX(shared->TexMutex); + shared->TextureStateStamp = 0; + +#if FEATURE_EXT_framebuffer_object + shared->FrameBuffers = _mesa_NewHashTable(); + shared->RenderBuffers = _mesa_NewHashTable(); +#endif + + make_empty_list(& shared->SyncObjects); + + return shared; +} + + +/** + * Callback for deleting a display list. Called by _mesa_HashDeleteAll(). + */ +static void +delete_displaylist_cb(GLuint id, void *data, void *userData) +{ + struct gl_display_list *list = (struct gl_display_list *) data; + struct gl_context *ctx = (struct gl_context *) userData; + _mesa_delete_list(ctx, list); +} + + +/** + * Callback for deleting a texture object. Called by _mesa_HashDeleteAll(). + */ +static void +delete_texture_cb(GLuint id, void *data, void *userData) +{ + struct gl_texture_object *texObj = (struct gl_texture_object *) data; + struct gl_context *ctx = (struct gl_context *) userData; + ctx->Driver.DeleteTexture(ctx, texObj); +} + + +/** + * Callback for deleting a program object. Called by _mesa_HashDeleteAll(). + */ +static void +delete_program_cb(GLuint id, void *data, void *userData) +{ + struct gl_program *prog = (struct gl_program *) data; + struct gl_context *ctx = (struct gl_context *) userData; + if(prog != &_mesa_DummyProgram) { + ASSERT(prog->RefCount == 1); /* should only be referenced by hash table */ + prog->RefCount = 0; /* now going away */ + ctx->Driver.DeleteProgram(ctx, prog); + } +} + + +#if FEATURE_ATI_fragment_shader +/** + * Callback for deleting an ATI fragment shader object. + * Called by _mesa_HashDeleteAll(). + */ +static void +delete_fragshader_cb(GLuint id, void *data, void *userData) +{ + struct ati_fragment_shader *shader = (struct ati_fragment_shader *) data; + struct gl_context *ctx = (struct gl_context *) userData; + _mesa_delete_ati_fragment_shader(ctx, shader); +} +#endif + + +/** + * Callback for deleting a buffer object. Called by _mesa_HashDeleteAll(). + */ +static void +delete_bufferobj_cb(GLuint id, void *data, void *userData) +{ + struct gl_buffer_object *bufObj = (struct gl_buffer_object *) data; + struct gl_context *ctx = (struct gl_context *) userData; + if (_mesa_bufferobj_mapped(bufObj)) { + ctx->Driver.UnmapBuffer(ctx, 0, bufObj); + bufObj->Pointer = NULL; + } + _mesa_reference_buffer_object(ctx, &bufObj, NULL); +} + + +/** + * Callback for freeing shader program data. Call it before delete_shader_cb + * to avoid memory access error. + */ +static void +free_shader_program_data_cb(GLuint id, void *data, void *userData) +{ + struct gl_context *ctx = (struct gl_context *) userData; + struct gl_shader_program *shProg = (struct gl_shader_program *) data; + + if (shProg->Type == GL_SHADER_PROGRAM_MESA) { + _mesa_free_shader_program_data(ctx, shProg); + } +} + + +/** + * Callback for deleting shader and shader programs objects. + * Called by _mesa_HashDeleteAll(). + */ +static void +delete_shader_cb(GLuint id, void *data, void *userData) +{ + struct gl_context *ctx = (struct gl_context *) userData; + struct gl_shader *sh = (struct gl_shader *) data; + if (sh->Type == GL_FRAGMENT_SHADER || sh->Type == GL_VERTEX_SHADER) { + ctx->Driver.DeleteShader(ctx, sh); + } + else { + struct gl_shader_program *shProg = (struct gl_shader_program *) data; + ASSERT(shProg->Type == GL_SHADER_PROGRAM_MESA); + ctx->Driver.DeleteShaderProgram(ctx, shProg); + } +} + + +/** + * Callback for deleting a framebuffer object. Called by _mesa_HashDeleteAll() + */ +static void +delete_framebuffer_cb(GLuint id, void *data, void *userData) +{ + struct gl_framebuffer *fb = (struct gl_framebuffer *) data; + /* The fact that the framebuffer is in the hashtable means its refcount + * is one, but we're removing from the hashtable now. So clear refcount. + */ + /*assert(fb->RefCount == 1);*/ + fb->RefCount = 0; + + /* NOTE: Delete should always be defined but there are two reports + * of it being NULL (bugs 13507, 14293). Work-around for now. + */ + if (fb->Delete) + fb->Delete(fb); +} + + +/** + * Callback for deleting a renderbuffer object. Called by _mesa_HashDeleteAll() + */ +static void +delete_renderbuffer_cb(GLuint id, void *data, void *userData) +{ + struct gl_renderbuffer *rb = (struct gl_renderbuffer *) data; + rb->RefCount = 0; /* see comment for FBOs above */ + if (rb->Delete) + rb->Delete(rb); +} + + +#if FEATURE_ARB_sampler_objects +/** + * Callback for deleting a sampler object. Called by _mesa_HashDeleteAll() + */ +static void +delete_sampler_object_cb(GLuint id, void *data, void *userData) +{ + struct gl_context *ctx = (struct gl_context *) userData; + struct gl_sampler_object *sampObj = (struct gl_sampler_object *) data; + _mesa_reference_sampler_object(ctx, &sampObj, NULL); +} +#endif + + +/** + * Deallocate a shared state object and all children structures. + * + * \param ctx GL context. + * \param shared shared state pointer. + * + * Frees the display lists, the texture objects (calling the driver texture + * deletion callback to free its private data) and the vertex programs, as well + * as their hash tables. + * + * \sa alloc_shared_state(). + */ +static void +free_shared_state(struct gl_context *ctx, struct gl_shared_state *shared) +{ + GLuint i; + + /* Free the dummy/fallback texture object */ + if (shared->FallbackTex) + ctx->Driver.DeleteTexture(ctx, shared->FallbackTex); + + /* + * Free display lists + */ + _mesa_HashDeleteAll(shared->DisplayList, delete_displaylist_cb, ctx); + _mesa_DeleteHashTable(shared->DisplayList); + +#if FEATURE_ARB_shader_objects + _mesa_HashWalk(shared->ShaderObjects, free_shader_program_data_cb, ctx); + _mesa_HashDeleteAll(shared->ShaderObjects, delete_shader_cb, ctx); + _mesa_DeleteHashTable(shared->ShaderObjects); +#endif + + _mesa_HashDeleteAll(shared->Programs, delete_program_cb, ctx); + _mesa_DeleteHashTable(shared->Programs); + +#if FEATURE_ARB_vertex_program + _mesa_reference_vertprog(ctx, &shared->DefaultVertexProgram, NULL); +#endif + +#if FEATURE_ARB_fragment_program + _mesa_reference_fragprog(ctx, &shared->DefaultFragmentProgram, NULL); +#endif + +#if FEATURE_ATI_fragment_shader + _mesa_HashDeleteAll(shared->ATIShaders, delete_fragshader_cb, ctx); + _mesa_DeleteHashTable(shared->ATIShaders); + _mesa_delete_ati_fragment_shader(ctx, shared->DefaultFragmentShader); +#endif + +#if FEATURE_ARB_vertex_buffer_object || FEATURE_ARB_pixel_buffer_object + _mesa_HashDeleteAll(shared->BufferObjects, delete_bufferobj_cb, ctx); + _mesa_DeleteHashTable(shared->BufferObjects); +#endif + +#if FEATURE_EXT_framebuffer_object + _mesa_HashDeleteAll(shared->FrameBuffers, delete_framebuffer_cb, ctx); + _mesa_DeleteHashTable(shared->FrameBuffers); + _mesa_HashDeleteAll(shared->RenderBuffers, delete_renderbuffer_cb, ctx); + _mesa_DeleteHashTable(shared->RenderBuffers); +#endif + +#if FEATURE_ARB_vertex_buffer_object + _mesa_reference_buffer_object(ctx, &shared->NullBufferObj, NULL); +#endif + + { + struct simple_node *node; + struct simple_node *temp; + + foreach_s(node, temp, & shared->SyncObjects) { + _mesa_unref_sync_object(ctx, (struct gl_sync_object *) node); + } + } + +#if FEATURE_ARB_sampler_objects + _mesa_HashDeleteAll(shared->SamplerObjects, delete_sampler_object_cb, ctx); + _mesa_DeleteHashTable(shared->SamplerObjects); +#endif + + /* + * Free texture objects (after FBOs since some textures might have + * been bound to FBOs). + */ + ASSERT(ctx->Driver.DeleteTexture); + /* the default textures */ + for (i = 0; i < NUM_TEXTURE_TARGETS; i++) { + ctx->Driver.DeleteTexture(ctx, shared->DefaultTex[i]); + } + + /* all other textures */ + _mesa_HashDeleteAll(shared->TexObjects, delete_texture_cb, ctx); + _mesa_DeleteHashTable(shared->TexObjects); + + _glthread_DESTROY_MUTEX(shared->Mutex); + _glthread_DESTROY_MUTEX(shared->TexMutex); + + free(shared); +} + + +/** + * Decrement shared state object reference count and potentially free it + * and all children structures. + * + * \param ctx GL context. + * \param shared shared state pointer. + * + * \sa free_shared_state(). + */ +void +_mesa_release_shared_state(struct gl_context *ctx, struct gl_shared_state *shared) +{ + GLint RefCount; + + _glthread_LOCK_MUTEX(shared->Mutex); + RefCount = --shared->RefCount; + _glthread_UNLOCK_MUTEX(shared->Mutex); + + assert(RefCount >= 0); + + if (RefCount == 0) { + /* free shared state */ + free_shared_state( ctx, shared ); + } +} -- cgit v1.2.3