diff options
Diffstat (limited to 'src/mesa/main/context.c')
| -rw-r--r-- | src/mesa/main/context.c | 475 |
1 files changed, 75 insertions, 400 deletions
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index c5b90d9cda7..b24a3b4409b 100644 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -77,6 +77,7 @@ #include "glheader.h" +#include "mfeatures.h" #include "imports.h" #if FEATURE_accum #include "accum.h" @@ -93,6 +94,7 @@ #include "colortab.h" #endif #include "context.h" +#include "cpuinfo.h" #include "debug.h" #include "depth.h" #if FEATURE_dlist @@ -131,6 +133,7 @@ #include "rastpos.h" #endif #include "scissor.h" +#include "shared.h" #include "simple_list.h" #include "state.h" #include "stencil.h" @@ -141,6 +144,7 @@ #include "mtypes.h" #include "varray.h" #include "version.h" +#include "viewport.h" #include "vtxfmt.h" #include "glapi/glthread.h" #include "glapi/glapioffsets.h" @@ -175,7 +179,7 @@ GLfloat _mesa_ubyte_to_float_color_tab[256]; /** * Swap buffers notification callback. * - * \param gc GL context. + * \param ctx GL context. * * Called by window system just before swapping buffers. * We have to finish any pending rendering. @@ -183,6 +187,7 @@ GLfloat _mesa_ubyte_to_float_color_tab[256]; void _mesa_notifySwapBuffers(__GLcontext *ctx) { + FLUSH_VERTICES( ctx, 0 ); if (ctx->Driver.Flush) { ctx->Driver.Flush(ctx); } @@ -349,6 +354,36 @@ _mesa_destroy_visual( GLvisual *vis ) /**********************************************************************/ /*@{*/ + +/** + * This is lame. gdb only seems to recognize enum types that are + * actually used somewhere. We want to be able to print/use enum + * values such as TEXTURE_2D_INDEX in gdb. But we don't actually use + * the gl_texture_index type anywhere. Thus, this lame function. + */ +static void +dummy_enum_func(void) +{ + gl_buffer_index bi; + gl_colortable_index ci; + gl_face_index fi; + gl_frag_attrib fa; + gl_frag_result fr; + gl_texture_index ti; + gl_vert_attrib va; + gl_vert_result vr; + + (void) bi; + (void) ci; + (void) fi; + (void) fa; + (void) fr; + (void) ti; + (void) va; + (void) vr; +} + + /** * One-time initialization mutex lock. * @@ -382,15 +417,14 @@ one_time_init( GLcontext *ctx ) assert( sizeof(GLint) == 4 ); assert( sizeof(GLuint) == 4 ); + _mesa_get_cpu_features(); + _mesa_init_sqrt_table(); for (i = 0; i < 256; i++) { _mesa_ubyte_to_float_color_tab[i] = (float) i / 255.0F; } -#ifdef USE_SPARC_ASM - _mesa_init_sparc_glapi_relocs(); -#endif if (_mesa_getenv("MESA_DEBUG")) { _glapi_noop_enable_warnings(GL_TRUE); _glapi_set_warning_func( (_glapi_warning_func) _mesa_warning ); @@ -407,384 +441,8 @@ one_time_init( GLcontext *ctx ) alreadyCalled = GL_TRUE; } _glthread_UNLOCK_MUTEX(OneTimeLock); -} - - -/** - * 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 ) -{ - 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 - - ss->Default1D = (*ctx->Driver.NewTextureObject)(ctx, 0, GL_TEXTURE_1D); - if (!ss->Default1D) - goto cleanup; - - ss->Default2D = (*ctx->Driver.NewTextureObject)(ctx, 0, GL_TEXTURE_2D); - if (!ss->Default2D) - goto cleanup; - - ss->Default3D = (*ctx->Driver.NewTextureObject)(ctx, 0, GL_TEXTURE_3D); - if (!ss->Default3D) - goto cleanup; - - ss->DefaultCubeMap = (*ctx->Driver.NewTextureObject)(ctx, 0, GL_TEXTURE_CUBE_MAP_ARB); - if (!ss->DefaultCubeMap) - goto cleanup; - - ss->DefaultRect = (*ctx->Driver.NewTextureObject)(ctx, 0, GL_TEXTURE_RECTANGLE_NV); - if (!ss->DefaultRect) - goto cleanup; - - ss->Default1DArray = (*ctx->Driver.NewTextureObject)(ctx, 0, GL_TEXTURE_1D_ARRAY_EXT); - if (!ss->Default1DArray) - goto cleanup; - - ss->Default2DArray = (*ctx->Driver.NewTextureObject)(ctx, 0, GL_TEXTURE_2D_ARRAY_EXT); - if (!ss->Default2DArray) - goto cleanup; - - /* sanity check */ - assert(ss->Default1D->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 - - if (ss->Default1D) - (*ctx->Driver.DeleteTexture)(ctx, ss->Default1D); - if (ss->Default2D) - (*ctx->Driver.DeleteTexture)(ctx, ss->Default2D); - if (ss->Default3D) - (*ctx->Driver.DeleteTexture)(ctx, ss->Default3D); - if (ss->DefaultCubeMap) - (*ctx->Driver.DeleteTexture)(ctx, ss->DefaultCubeMap); - if (ss->DefaultRect) - (*ctx->Driver.DeleteTexture)(ctx, ss->DefaultRect); - if (ss->Default1DArray) - (*ctx->Driver.DeleteTexture)(ctx, ss->Default1DArray); - if (ss->Default2DArray) - (*ctx->Driver.DeleteTexture)(ctx, ss->Default2DArray); - - _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 ) -{ - /* - * 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 */ - ctx->Driver.DeleteTexture(ctx, ss->Default1D); - ctx->Driver.DeleteTexture(ctx, ss->Default2D); - ctx->Driver.DeleteTexture(ctx, ss->Default3D); - ctx->Driver.DeleteTexture(ctx, ss->DefaultCubeMap); - ctx->Driver.DeleteTexture(ctx, ss->DefaultRect); - ctx->Driver.DeleteTexture(ctx, ss->Default1DArray); - ctx->Driver.DeleteTexture(ctx, ss->Default2DArray); - /* all other textures */ - _mesa_HashDeleteAll(ss->TexObjects, delete_texture_cb, ctx); - _mesa_DeleteHashTable(ss->TexObjects); - - _glthread_DESTROY_MUTEX(ss->Mutex); - - _mesa_free(ss); + dummy_enum_func(); } @@ -863,6 +521,9 @@ _mesa_init_constants(GLcontext *ctx) assert(MAX_TEXTURE_LEVELS >= MAX_3D_TEXTURE_LEVELS); assert(MAX_TEXTURE_LEVELS >= MAX_CUBE_TEXTURE_LEVELS); + /* Max texture size should be <= max viewport size (render to texture) */ + assert((1 << (MAX_TEXTURE_LEVELS - 1)) <= MAX_WIDTH); + /* Constants, may be overriden (usually only reduced) by device drivers */ ctx->Const.MaxTextureLevels = MAX_TEXTURE_LEVELS; ctx->Const.Max3DTextureLevels = MAX_3D_TEXTURE_LEVELS; @@ -928,6 +589,9 @@ _mesa_init_constants(GLcontext *ctx) /* GL_ARB_framebuffer_object */ ctx->Const.MaxSamples = 0; + /* GL_ATI_envmap_bumpmap */ + ctx->Const.SupportedBumpUnits = SUPPORTED_ATI_BUMP_UNITS; + /* sanity checks */ ASSERT(ctx->Const.MaxTextureUnits == MIN2(ctx->Const.MaxTextureImageUnits, ctx->Const.MaxTextureCoordUnits)); @@ -959,13 +623,18 @@ check_context_limits(GLcontext *ctx) /* number of coord units cannot be greater than number of image units */ assert(ctx->Const.MaxTextureCoordUnits <= ctx->Const.MaxTextureImageUnits); - assert(ctx->Const.MaxViewportWidth <= MAX_WIDTH); - assert(ctx->Const.MaxViewportHeight <= MAX_WIDTH); + assert(ctx->Const.MaxTextureLevels <= MAX_TEXTURE_LEVELS); + assert(ctx->Const.Max3DTextureLevels <= MAX_3D_TEXTURE_LEVELS); + assert(ctx->Const.MaxCubeTextureLevels <= MAX_CUBE_TEXTURE_LEVELS); + assert(ctx->Const.MaxTextureRectSize <= MAX_TEXTURE_RECT_SIZE); /* make sure largest texture image is <= MAX_WIDTH in size */ - assert((1 << (ctx->Const.MaxTextureLevels -1 )) <= MAX_WIDTH); - assert((1 << (ctx->Const.MaxCubeTextureLevels -1 )) <= MAX_WIDTH); - assert((1 << (ctx->Const.Max3DTextureLevels -1 )) <= MAX_WIDTH); + assert((1 << (ctx->Const.MaxTextureLevels - 1)) <= MAX_WIDTH); + assert((1 << (ctx->Const.MaxCubeTextureLevels - 1)) <= MAX_WIDTH); + assert((1 << (ctx->Const.Max3DTextureLevels - 1)) <= MAX_WIDTH); + + assert(ctx->Const.MaxViewportWidth <= MAX_WIDTH); + assert(ctx->Const.MaxViewportHeight <= MAX_WIDTH); assert(ctx->Const.MaxDrawBuffers <= MAX_DRAW_BUFFERS); @@ -1159,6 +828,8 @@ _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); @@ -1182,20 +853,22 @@ _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; } @@ -1203,7 +876,7 @@ _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); } @@ -1250,7 +923,7 @@ _mesa_initialize_context(GLcontext *ctx, * \param share_list another context to share display lists with or NULL * \param driverFunctions points to the dd_function_table into which the * driver has plugged in all its special functions. - * \param driverCtx points to the device driver's private context state + * \param driverContext points to the device driver's private context state * * \return pointer to a new __GLcontextRec or NULL if error. */ @@ -1290,6 +963,8 @@ _mesa_create_context(const GLvisual *visual, void _mesa_free_context_data( GLcontext *ctx ) { + GLint RefCount; + if (!_mesa_get_current_context()){ /* No current context, but we may need one in order to delete * texture objs, etc. So temporarily bind the context now. @@ -1341,12 +1016,12 @@ _mesa_free_context_data( GLcontext *ctx ) /* Shared context state (display lists, textures, etc) */ _glthread_LOCK_MUTEX(ctx->Shared->Mutex); - ctx->Shared->RefCount--; - assert(ctx->Shared->RefCount >= 0); + RefCount = --ctx->Shared->RefCount; _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex); - if (ctx->Shared->RefCount == 0) { + 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) @@ -1730,7 +1405,7 @@ _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; |