diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/SConscript | 1 | ||||
| -rw-r--r-- | src/mesa/main/context.c | 381 | ||||
| -rw-r--r-- | src/mesa/main/shared.c | 356 | ||||
| -rw-r--r-- | src/mesa/main/shared.h | 37 | ||||
| -rw-r--r-- | src/mesa/sources.mak | 1 |
5 files changed, 410 insertions, 366 deletions
diff --git a/src/mesa/SConscript b/src/mesa/SConscript index 691ddcb18f6..d1b9e93c0c7 100644 --- a/src/mesa/SConscript +++ b/src/mesa/SConscript @@ -81,6 +81,7 @@ if env['platform'] != 'winddk': 'main/renderbuffer.c', 'main/scissor.c', 'main/shaders.c', + 'main/shared.c', 'main/state.c', 'main/stencil.c', 'main/texcompress.c', diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index a27aaf021cd..9fd9e769d29 100644 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -133,6 +133,7 @@ #include "rastpos.h" #endif #include "scissor.h" +#include "shared.h" #include "simple_list.h" #include "state.h" #include "stencil.h" @@ -446,362 +447,6 @@ one_time_init( GLcontext *ctx ) /** - * 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. - */ -static GLboolean -alloc_shared_state( GLcontext *ctx ) -{ - GLuint i; - struct gl_shared_state *ss = CALLOC_STRUCT(gl_shared_state); - if (!ss) - return GL_FALSE; - - ctx->Shared = ss; - - _glthread_INIT_MUTEX(ss->Mutex); - - ss->DisplayList = _mesa_NewHashTable(); - ss->TexObjects = _mesa_NewHashTable(); - ss->Programs = _mesa_NewHashTable(); - -#if FEATURE_ARB_vertex_program - ss->DefaultVertexProgram = (struct gl_vertex_program *) - ctx->Driver.NewProgram(ctx, GL_VERTEX_PROGRAM_ARB, 0); - if (!ss->DefaultVertexProgram) - goto cleanup; -#endif -#if FEATURE_ARB_fragment_program - ss->DefaultFragmentProgram = (struct gl_fragment_program *) - ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0); - if (!ss->DefaultFragmentProgram) - goto cleanup; -#endif -#if FEATURE_ATI_fragment_shader - ss->ATIShaders = _mesa_NewHashTable(); - ss->DefaultFragmentShader = _mesa_new_ati_fragment_shader(ctx, 0); - if (!ss->DefaultFragmentShader) - goto cleanup; -#endif - -#if FEATURE_ARB_vertex_buffer_object || FEATURE_ARB_pixel_buffer_object - ss->BufferObjects = _mesa_NewHashTable(); -#endif - - ss->ArrayObjects = _mesa_NewHashTable(); - -#if FEATURE_ARB_shader_objects - ss->ShaderObjects = _mesa_NewHashTable(); -#endif - - /* 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_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 - }; - ss->DefaultTex[i] = ctx->Driver.NewTextureObject(ctx, 0, targets[i]); - if (!ss->DefaultTex[i]) - goto cleanup; - } - - /* sanity check */ - assert(ss->DefaultTex[TEXTURE_1D_INDEX]->RefCount == 1); - - _glthread_INIT_MUTEX(ss->TexMutex); - ss->TextureStateStamp = 0; - -#if FEATURE_EXT_framebuffer_object - ss->FrameBuffers = _mesa_NewHashTable(); - if (!ss->FrameBuffers) - goto cleanup; - ss->RenderBuffers = _mesa_NewHashTable(); - if (!ss->RenderBuffers) - goto cleanup; -#endif - - return GL_TRUE; - -cleanup: - /* Ran out of memory at some point. Free everything and return NULL */ - if (ss->DisplayList) - _mesa_DeleteHashTable(ss->DisplayList); - if (ss->TexObjects) - _mesa_DeleteHashTable(ss->TexObjects); - if (ss->Programs) - _mesa_DeleteHashTable(ss->Programs); -#if FEATURE_ARB_vertex_program - _mesa_reference_vertprog(ctx, &ss->DefaultVertexProgram, NULL); -#endif -#if FEATURE_ARB_fragment_program - _mesa_reference_fragprog(ctx, &ss->DefaultFragmentProgram, NULL); -#endif -#if FEATURE_ATI_fragment_shader - if (ss->DefaultFragmentShader) - _mesa_delete_ati_fragment_shader(ctx, ss->DefaultFragmentShader); -#endif -#if FEATURE_ARB_vertex_buffer_object || FEATURE_ARB_pixel_buffer_object - if (ss->BufferObjects) - _mesa_DeleteHashTable(ss->BufferObjects); -#endif - - if (ss->ArrayObjects) - _mesa_DeleteHashTable (ss->ArrayObjects); - -#if FEATURE_ARB_shader_objects - if (ss->ShaderObjects) - _mesa_DeleteHashTable (ss->ShaderObjects); -#endif - -#if FEATURE_EXT_framebuffer_object - if (ss->FrameBuffers) - _mesa_DeleteHashTable(ss->FrameBuffers); - if (ss->RenderBuffers) - _mesa_DeleteHashTable(ss->RenderBuffers); -#endif - - for (i = 0; i < NUM_TEXTURE_TARGETS; i++) { - if (ss->DefaultTex[i]) - ctx->Driver.DeleteTexture(ctx, ss->DefaultTex[i]); - } - - _mesa_free(ss); - - return GL_FALSE; -} - - -/** - * Callback for deleting a display list. Called by _mesa_HashDeleteAll(). - */ -static void -delete_displaylist_cb(GLuint id, void *data, void *userData) -{ -#if FEATURE_dlist - struct gl_display_list *list = (struct gl_display_list *) data; - GLcontext *ctx = (GLcontext *) userData; - _mesa_delete_list(ctx, list); -#endif -} - -/** - * 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; - GLcontext *ctx = (GLcontext *) 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; - GLcontext *ctx = (GLcontext *) userData; - 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; - GLcontext *ctx = (GLcontext *) 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; - GLcontext *ctx = (GLcontext *) userData; - ctx->Driver.DeleteBuffer(ctx, bufObj); -} - -/** - * Callback for deleting an array object. Called by _mesa_HashDeleteAll(). - */ -static void -delete_arrayobj_cb(GLuint id, void *data, void *userData) -{ - struct gl_array_object *arrayObj = (struct gl_array_object *) data; - GLcontext *ctx = (GLcontext *) userData; - _mesa_delete_array_object(ctx, arrayObj); -} - -/** - * 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) -{ - GLcontext *ctx = (GLcontext *) 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) -{ - GLcontext *ctx = (GLcontext *) userData; - struct gl_shader *sh = (struct gl_shader *) data; - if (sh->Type == GL_FRAGMENT_SHADER || sh->Type == GL_VERTEX_SHADER) { - _mesa_free_shader(ctx, sh); - } - else { - struct gl_shader_program *shProg = (struct gl_shader_program *) data; - ASSERT(shProg->Type == GL_SHADER_PROGRAM_MESA); - _mesa_free_shader_program(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 ss 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( GLcontext *ctx, struct gl_shared_state *ss ) -{ - GLuint i; - - /* - * Free display lists - */ - _mesa_HashDeleteAll(ss->DisplayList, delete_displaylist_cb, ctx); - _mesa_DeleteHashTable(ss->DisplayList); - -#if FEATURE_ARB_shader_objects - _mesa_HashWalk(ss->ShaderObjects, free_shader_program_data_cb, ctx); - _mesa_HashDeleteAll(ss->ShaderObjects, delete_shader_cb, ctx); - _mesa_DeleteHashTable(ss->ShaderObjects); -#endif - - _mesa_HashDeleteAll(ss->Programs, delete_program_cb, ctx); - _mesa_DeleteHashTable(ss->Programs); - -#if FEATURE_ARB_vertex_program - _mesa_reference_vertprog(ctx, &ss->DefaultVertexProgram, NULL); -#endif -#if FEATURE_ARB_fragment_program - _mesa_reference_fragprog(ctx, &ss->DefaultFragmentProgram, NULL); -#endif - -#if FEATURE_ATI_fragment_shader - _mesa_HashDeleteAll(ss->ATIShaders, delete_fragshader_cb, ctx); - _mesa_DeleteHashTable(ss->ATIShaders); - _mesa_delete_ati_fragment_shader(ctx, ss->DefaultFragmentShader); -#endif - -#if FEATURE_ARB_vertex_buffer_object || FEATURE_ARB_pixel_buffer_object - _mesa_HashDeleteAll(ss->BufferObjects, delete_bufferobj_cb, ctx); - _mesa_DeleteHashTable(ss->BufferObjects); -#endif - - _mesa_HashDeleteAll(ss->ArrayObjects, delete_arrayobj_cb, ctx); - _mesa_DeleteHashTable(ss->ArrayObjects); - -#if FEATURE_EXT_framebuffer_object - _mesa_HashDeleteAll(ss->FrameBuffers, delete_framebuffer_cb, ctx); - _mesa_DeleteHashTable(ss->FrameBuffers); - _mesa_HashDeleteAll(ss->RenderBuffers, delete_renderbuffer_cb, ctx); - _mesa_DeleteHashTable(ss->RenderBuffers); -#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, ss->DefaultTex[i]); - } - /* all other textures */ - _mesa_HashDeleteAll(ss->TexObjects, delete_texture_cb, ctx); - _mesa_DeleteHashTable(ss->TexObjects); - - _glthread_DESTROY_MUTEX(ss->Mutex); - - _mesa_free(ss); -} - - -/** * Initialize fields of gl_current_attrib (aka ctx->Current.*) */ static void @@ -1180,6 +825,8 @@ _mesa_initialize_context(GLcontext *ctx, const struct dd_function_table *driverFunctions, void *driverContext) { + struct gl_shared_state *shared; + /*ASSERT(driverContext);*/ assert(driverFunctions->NewTextureObject); assert(driverFunctions->FreeTexImageData); @@ -1203,20 +850,22 @@ _mesa_initialize_context(GLcontext *ctx, if (share_list) { /* share state with another context */ - ctx->Shared = share_list->Shared; + shared = share_list->Shared; } else { /* allocate new, unshared state */ - if (!alloc_shared_state( ctx )) { + shared = _mesa_alloc_shared_state(ctx); + if (!shared) return GL_FALSE; - } } - _glthread_LOCK_MUTEX(ctx->Shared->Mutex); - ctx->Shared->RefCount++; - _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex); + + _glthread_LOCK_MUTEX(shared->Mutex); + ctx->Shared = shared; + shared->RefCount++; + _glthread_UNLOCK_MUTEX(shared->Mutex); if (!init_attrib_groups( ctx )) { - free_shared_state(ctx, ctx->Shared); + _mesa_free_shared_state(ctx, ctx->Shared); return GL_FALSE; } @@ -1224,7 +873,7 @@ _mesa_initialize_context(GLcontext *ctx, ctx->Exec = alloc_dispatch_table(); ctx->Save = alloc_dispatch_table(); if (!ctx->Exec || !ctx->Save) { - free_shared_state(ctx, ctx->Shared); + _mesa_free_shared_state(ctx, ctx->Shared); if (ctx->Exec) _mesa_free(ctx->Exec); } @@ -1369,7 +1018,7 @@ _mesa_free_context_data( GLcontext *ctx ) assert(RefCount >= 0); if (RefCount == 0) { /* free shared state */ - free_shared_state( ctx, ctx->Shared ); + _mesa_free_shared_state( ctx, ctx->Shared ); } if (ctx->Extensions.String) @@ -1753,7 +1402,7 @@ _mesa_share_state(GLcontext *ctx, GLcontext *ctxToShare) oldSharedState->RefCount--; if (oldSharedState->RefCount == 0) { - free_shared_state(ctx, oldSharedState); + _mesa_free_shared_state(ctx, oldSharedState); } return GL_TRUE; diff --git a/src/mesa/main/shared.c b/src/mesa/main/shared.c new file mode 100644 index 00000000000..936ee9061ba --- /dev/null +++ b/src/mesa/main/shared.c @@ -0,0 +1,356 @@ +/* + * 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 "mtypes.h" +#include "hash.h" +#include "arrayobj.h" +#include "shared.h" +#include "shader/program.h" +#include "shader/shader_api.h" +#if FEATURE_dlist +#include "dlist.h" +#endif +#if FEATURE_ATI_fragment_shader +#include "shader/atifragshader.h" +#endif + + +/** + * 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(GLcontext *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 + + shared->ArrayObjects = _mesa_NewHashTable(); + + /* 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_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 + }; + 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 + + return shared; +} + + +/** + * Callback for deleting a display list. Called by _mesa_HashDeleteAll(). + */ +static void +delete_displaylist_cb(GLuint id, void *data, void *userData) +{ +#if FEATURE_dlist + struct gl_display_list *list = (struct gl_display_list *) data; + GLcontext *ctx = (GLcontext *) userData; + _mesa_delete_list(ctx, list); +#endif +} + + +/** + * 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; + GLcontext *ctx = (GLcontext *) 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; + GLcontext *ctx = (GLcontext *) userData; + 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; + GLcontext *ctx = (GLcontext *) 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; + GLcontext *ctx = (GLcontext *) userData; + ctx->Driver.DeleteBuffer(ctx, bufObj); +} + + +/** + * Callback for deleting an array object. Called by _mesa_HashDeleteAll(). + */ +static void +delete_arrayobj_cb(GLuint id, void *data, void *userData) +{ + struct gl_array_object *arrayObj = (struct gl_array_object *) data; + GLcontext *ctx = (GLcontext *) userData; + _mesa_delete_array_object(ctx, arrayObj); +} + + +/** + * 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) +{ + GLcontext *ctx = (GLcontext *) 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) +{ + GLcontext *ctx = (GLcontext *) userData; + struct gl_shader *sh = (struct gl_shader *) data; + if (sh->Type == GL_FRAGMENT_SHADER || sh->Type == GL_VERTEX_SHADER) { + _mesa_free_shader(ctx, sh); + } + else { + struct gl_shader_program *shProg = (struct gl_shader_program *) data; + ASSERT(shProg->Type == GL_SHADER_PROGRAM_MESA); + _mesa_free_shader_program(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 ss 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(). + */ +void +_mesa_free_shared_state(GLcontext *ctx, struct gl_shared_state *shared) +{ + GLuint i; + + /* + * 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); + + _mesa_HashDeleteAll(shared->ArrayObjects, delete_arrayobj_cb, ctx); + _mesa_DeleteHashTable(shared->ArrayObjects); + +#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 + + /* + * 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); + + _mesa_free(shared); +} diff --git a/src/mesa/main/shared.h b/src/mesa/main/shared.h new file mode 100644 index 00000000000..e59177e968e --- /dev/null +++ b/src/mesa/main/shared.h @@ -0,0 +1,37 @@ +/* + * 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. + */ + +#ifndef SHARED_H +#define SHARED_H + + +struct gl_shared_state * +_mesa_alloc_shared_state(GLcontext *ctx); + + +void +_mesa_free_shared_state(GLcontext *ctx, struct gl_shared_state *shared); + + +#endif diff --git a/src/mesa/sources.mak b/src/mesa/sources.mak index 432a5c3c67e..6913d9f40fd 100644 --- a/src/mesa/sources.mak +++ b/src/mesa/sources.mak @@ -58,6 +58,7 @@ MAIN_SOURCES = \ main/renderbuffer.c \ main/scissor.c \ main/shaders.c \ + main/shared.c \ main/state.c \ main/stencil.c \ main/texcompress.c \ |