X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fmain%2Fcontext.c;h=e140a21b35486a71f2f1b664d9395c8d95505ebf;hb=cbd33e7d3a940e4e7a7bc435f2256714115f3040;hp=320c59068cc55562bb56490c87ebb57bc9df2c04;hpb=5e5d0ad08167c178fcda005862e3dbead3e8c482;p=mesa.git diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index 320c59068cc..e140a21b354 100644 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -93,13 +93,11 @@ #include "depth.h" #include "dlist.h" #include "eval.h" -#include "enums.h" #include "extensions.h" #include "fbobject.h" #include "feedback.h" #include "fog.h" #include "framebuffer.h" -#include "get.h" #include "histogram.h" #include "hint.h" #include "hash.h" @@ -124,22 +122,16 @@ #include "state.h" #include "stencil.h" #include "texcompress_s3tc.h" -#include "teximage.h" -#include "texobj.h" #include "texstate.h" +#include "transformfeedback.h" #include "mtypes.h" #include "varray.h" #include "version.h" #include "viewport.h" #include "vtxfmt.h" -#include "glapi/glthread.h" -#include "glapi/glapitable.h" #include "shader/program.h" #include "shader/prog_print.h" #include "shader/shader_api.h" -#if FEATURE_ATI_fragment_shader -#include "shader/atifragshader.h" -#endif #if _HAVE_FULL_GL #include "math/m_matrix.h" #endif @@ -191,7 +183,6 @@ _mesa_notifySwapBuffers(__GLcontext *ctx) * Allocates a GLvisual structure and initializes it via * _mesa_initialize_visual(). * - * \param rgbFlag GL_TRUE for RGB(A) mode, GL_FALSE for Color Index mode. * \param dbFlag double buffering * \param stereoFlag stereo buffer * \param depthBits requested bits per depth buffer value. Any value in [0, 32] @@ -213,14 +204,12 @@ _mesa_notifySwapBuffers(__GLcontext *ctx) * \note Need to add params for level and numAuxBuffers (at least) */ GLvisual * -_mesa_create_visual( GLboolean rgbFlag, - GLboolean dbFlag, +_mesa_create_visual( GLboolean dbFlag, GLboolean stereoFlag, GLint redBits, GLint greenBits, GLint blueBits, GLint alphaBits, - GLint indexBits, GLint depthBits, GLint stencilBits, GLint accumRedBits, @@ -229,15 +218,15 @@ _mesa_create_visual( GLboolean rgbFlag, GLint accumAlphaBits, GLint numSamples ) { - GLvisual *vis = (GLvisual *) _mesa_calloc(sizeof(GLvisual)); + GLvisual *vis = (GLvisual *) calloc(1, sizeof(GLvisual)); if (vis) { - if (!_mesa_initialize_visual(vis, rgbFlag, dbFlag, stereoFlag, + if (!_mesa_initialize_visual(vis, dbFlag, stereoFlag, redBits, greenBits, blueBits, alphaBits, - indexBits, depthBits, stencilBits, + depthBits, stencilBits, accumRedBits, accumGreenBits, accumBlueBits, accumAlphaBits, numSamples)) { - _mesa_free(vis); + free(vis); return NULL; } } @@ -255,14 +244,12 @@ _mesa_create_visual( GLboolean rgbFlag, */ GLboolean _mesa_initialize_visual( GLvisual *vis, - GLboolean rgbFlag, GLboolean dbFlag, GLboolean stereoFlag, GLint redBits, GLint greenBits, GLint blueBits, GLint alphaBits, - GLint indexBits, GLint depthBits, GLint stencilBits, GLint accumRedBits, @@ -284,7 +271,7 @@ _mesa_initialize_visual( GLvisual *vis, assert(accumBlueBits >= 0); assert(accumAlphaBits >= 0); - vis->rgbMode = rgbFlag; + vis->rgbMode = GL_TRUE; vis->doubleBufferMode = dbFlag; vis->stereoMode = stereoFlag; @@ -294,7 +281,7 @@ _mesa_initialize_visual( GLvisual *vis, vis->alphaBits = alphaBits; vis->rgbBits = redBits + greenBits + blueBits; - vis->indexBits = indexBits; + vis->indexBits = 0; vis->depthBits = depthBits; vis->stencilBits = stencilBits; @@ -327,7 +314,7 @@ _mesa_initialize_visual( GLvisual *vis, void _mesa_destroy_visual( GLvisual *vis ) { - _mesa_free(vis); + free(vis); } /*@}*/ @@ -407,22 +394,33 @@ one_time_init( GLcontext *ctx ) _mesa_get_cpu_features(); - _mesa_init_remap_table(); + switch (ctx->API) { +#if FEATURE_GL + case API_OPENGL: + _mesa_init_remap_table(); + break; +#endif +#if FEATURE_ES1 + case API_OPENGLES: + _mesa_init_remap_table_es1(); + break; +#endif +#if FEATURE_ES2 + case API_OPENGLES2: + _mesa_init_remap_table_es2(); + break; +#endif + default: + break; + } _mesa_init_sqrt_table(); + _mesa_init_get_hash(ctx); for (i = 0; i < 256; i++) { _mesa_ubyte_to_float_color_tab[i] = (float) i / 255.0F; } - if (_mesa_getenv("MESA_DEBUG")) { - _glapi_noop_enable_warnings(GL_TRUE); - _glapi_set_warning_func( (_glapi_warning_func) _mesa_warning ); - } - else { - _glapi_noop_enable_warnings(GL_FALSE); - } - #if defined(DEBUG) && defined(__DATE__) && defined(__TIME__) _mesa_debug(ctx, "Mesa %s DEBUG build %s %s\n", MESA_VERSION_STRING, __DATE__, __TIME__); @@ -510,12 +508,6 @@ _mesa_init_constants(GLcontext *ctx) { assert(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; @@ -587,22 +579,13 @@ _mesa_init_constants(GLcontext *ctx) /* GL_EXT_provoking_vertex */ ctx->Const.QuadsFollowProvokingVertexConvention = GL_TRUE; - /* sanity checks */ - ASSERT(ctx->Const.MaxTextureUnits == MIN2(ctx->Const.MaxTextureImageUnits, - ctx->Const.MaxTextureCoordUnits)); - ASSERT(ctx->Const.FragmentProgram.MaxLocalParams <= MAX_PROGRAM_LOCAL_PARAMS); - ASSERT(ctx->Const.VertexProgram.MaxLocalParams <= MAX_PROGRAM_LOCAL_PARAMS); - - ASSERT(MAX_NV_FRAGMENT_PROGRAM_TEMPS <= MAX_PROGRAM_TEMPS); - ASSERT(MAX_NV_VERTEX_PROGRAM_TEMPS <= MAX_PROGRAM_TEMPS); - ASSERT(MAX_NV_VERTEX_PROGRAM_INPUTS <= VERT_ATTRIB_MAX); - ASSERT(MAX_NV_VERTEX_PROGRAM_OUTPUTS <= VERT_RESULT_MAX); + /* GL_EXT_transform_feedback */ + ctx->Const.MaxTransformFeedbackSeparateAttribs = MAX_FEEDBACK_ATTRIBS; + ctx->Const.MaxTransformFeedbackSeparateComponents = 4 * MAX_FEEDBACK_ATTRIBS; + ctx->Const.MaxTransformFeedbackInterleavedComponents = 4 * MAX_FEEDBACK_ATTRIBS; - /* check that we don't exceed the size of various bitfields */ - ASSERT(VERT_RESULT_MAX <= - (8 * sizeof(ctx->VertexProgram._Current->Base.OutputsWritten))); - ASSERT(FRAG_ATTRIB_MAX <= - (8 * sizeof(ctx->FragmentProgram._Current->Base.InputsRead))); + /* GL 3.2: hard-coded for now: */ + ctx->Const.ProfileMask = GL_CONTEXT_COMPATIBILITY_PROFILE_BIT; } @@ -613,17 +596,41 @@ _mesa_init_constants(GLcontext *ctx) static void check_context_limits(GLcontext *ctx) { - /* Many context limits/constants are limited by the size of - * internal arrays. - */ + /* check that we don't exceed the size of various bitfields */ + assert(VERT_RESULT_MAX <= + (8 * sizeof(ctx->VertexProgram._Current->Base.OutputsWritten))); + assert(FRAG_ATTRIB_MAX <= + (8 * sizeof(ctx->FragmentProgram._Current->Base.InputsRead))); + + assert(MAX_COMBINED_TEXTURE_IMAGE_UNITS <= 8 * sizeof(GLbitfield)); + + /* shader-related checks */ + assert(ctx->Const.FragmentProgram.MaxLocalParams <= MAX_PROGRAM_LOCAL_PARAMS); + assert(ctx->Const.VertexProgram.MaxLocalParams <= MAX_PROGRAM_LOCAL_PARAMS); + + assert(MAX_NV_FRAGMENT_PROGRAM_TEMPS <= MAX_PROGRAM_TEMPS); + assert(MAX_NV_VERTEX_PROGRAM_TEMPS <= MAX_PROGRAM_TEMPS); + assert(MAX_NV_VERTEX_PROGRAM_INPUTS <= VERT_ATTRIB_MAX); + assert(MAX_NV_VERTEX_PROGRAM_OUTPUTS <= VERT_RESULT_MAX); + + /* Texture unit checks */ + assert(ctx->Const.MaxTextureImageUnits > 0); assert(ctx->Const.MaxTextureImageUnits <= MAX_TEXTURE_IMAGE_UNITS); + assert(ctx->Const.MaxTextureCoordUnits > 0); assert(ctx->Const.MaxTextureCoordUnits <= MAX_TEXTURE_COORD_UNITS); + assert(ctx->Const.MaxTextureUnits > 0); assert(ctx->Const.MaxTextureUnits <= MAX_TEXTURE_IMAGE_UNITS); assert(ctx->Const.MaxTextureUnits <= MAX_TEXTURE_COORD_UNITS); - + assert(ctx->Const.MaxTextureUnits == MIN2(ctx->Const.MaxTextureImageUnits, + ctx->Const.MaxTextureCoordUnits)); + assert(ctx->Const.MaxCombinedTextureImageUnits > 0); + assert(ctx->Const.MaxCombinedTextureImageUnits <= MAX_COMBINED_TEXTURE_IMAGE_UNITS); + assert(ctx->Const.MaxTextureCoordUnits <= MAX_COMBINED_TEXTURE_IMAGE_UNITS); /* number of coord units cannot be greater than number of image units */ assert(ctx->Const.MaxTextureCoordUnits <= ctx->Const.MaxTextureImageUnits); + + /* Texture size checks */ assert(ctx->Const.MaxTextureLevels <= MAX_TEXTURE_LEVELS); assert(ctx->Const.Max3DTextureLevels <= MAX_3D_TEXTURE_LEVELS); assert(ctx->Const.MaxCubeTextureLevels <= MAX_CUBE_TEXTURE_LEVELS); @@ -634,11 +641,21 @@ check_context_limits(GLcontext *ctx) assert((1 << (ctx->Const.MaxCubeTextureLevels - 1)) <= MAX_WIDTH); assert((1 << (ctx->Const.Max3DTextureLevels - 1)) <= MAX_WIDTH); + /* Texture level checks */ + 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); + assert(ctx->Const.MaxViewportWidth <= MAX_WIDTH); assert(ctx->Const.MaxViewportHeight <= MAX_WIDTH); assert(ctx->Const.MaxDrawBuffers <= MAX_DRAW_BUFFERS); + /* if this fails, add more enum values to gl_buffer_index */ + assert(BUFFER_COLOR0 + MAX_DRAW_BUFFERS <= BUFFER_COUNT); + /* XXX probably add more tests */ } @@ -696,6 +713,7 @@ init_attrib_groups(GLcontext *ctx) _mesa_init_shader_state( ctx ); _mesa_init_stencil( ctx ); _mesa_init_transform( ctx ); + _mesa_init_transform_feedback( ctx ); _mesa_init_varray( ctx ); _mesa_init_viewport( ctx ); @@ -751,8 +769,8 @@ generic_nop(void) /** * Allocate and initialize a new dispatch table. */ -static struct _glapi_table * -alloc_dispatch_table(void) +struct _glapi_table * +_mesa_alloc_dispatch_table(int size) { /* Find the larger of Mesa's dispatch table and libGL's dispatch table. * In practice, this'll be the same for stand-alone Mesa. But for DRI @@ -760,9 +778,9 @@ alloc_dispatch_table(void) * DRI drivers. */ GLint numEntries = MAX2(_glapi_get_dispatch_table_size(), - sizeof(struct _glapi_table) / sizeof(_glapi_proc)); + size / sizeof(_glapi_proc)); struct _glapi_table *table = - (struct _glapi_table *) _mesa_malloc(numEntries * sizeof(_glapi_proc)); + (struct _glapi_table *) malloc(numEntries * sizeof(_glapi_proc)); if (table) { _glapi_proc *entry = (_glapi_proc *) table; GLint i; @@ -793,6 +811,7 @@ alloc_dispatch_table(void) * for debug flags. * * \param ctx the context to initialize + * \param api the GL API type to create the context for * \param visual describes the visual attributes for this context * \param share_list points to context to share textures, display lists, * etc with, or NULL @@ -801,27 +820,30 @@ alloc_dispatch_table(void) * \param driverContext pointer to driver-specific context data */ GLboolean -_mesa_initialize_context(GLcontext *ctx, - const GLvisual *visual, - GLcontext *share_list, - const struct dd_function_table *driverFunctions, - void *driverContext) +_mesa_initialize_context_for_api(GLcontext *ctx, + gl_api api, + const GLvisual *visual, + GLcontext *share_list, + const struct dd_function_table *driverFunctions, + void *driverContext) { struct gl_shared_state *shared; + int i; /*ASSERT(driverContext);*/ assert(driverFunctions->NewTextureObject); assert(driverFunctions->FreeTexImageData); - /* misc one-time initializations */ - one_time_init(ctx); - + ctx->API = api; ctx->Visual = *visual; ctx->DrawBuffer = NULL; ctx->ReadBuffer = NULL; ctx->WinSysDrawBuffer = NULL; ctx->WinSysReadBuffer = NULL; + /* misc one-time initializations */ + one_time_init(ctx); + /* Plug in driver functions and context pointer here. * This is important because when we call alloc_shared_state() below * we'll call ctx->Driver.NewTextureObject() to create the default @@ -847,34 +869,40 @@ _mesa_initialize_context(GLcontext *ctx, _glthread_UNLOCK_MUTEX(shared->Mutex); if (!init_attrib_groups( ctx )) { - _mesa_free_shared_state(ctx, ctx->Shared); + _mesa_release_shared_state(ctx, ctx->Shared); return GL_FALSE; } +#if FEATURE_dispatch /* setup the API dispatch tables */ - ctx->Exec = alloc_dispatch_table(); - ctx->Save = alloc_dispatch_table(); - if (!ctx->Exec || !ctx->Save) { - _mesa_free_shared_state(ctx, ctx->Shared); - if (ctx->Exec) - _mesa_free(ctx->Exec); + switch (ctx->API) { +#if FEATURE_GL + case API_OPENGL: + ctx->Exec = _mesa_create_exec_table(); + break; +#endif +#if FEATURE_ES1 + case API_OPENGLES: + ctx->Exec = _mesa_create_exec_table_es1(); + break; +#endif +#if FEATURE_ES2 + case API_OPENGLES2: + ctx->Exec = _mesa_create_exec_table_es2(); + break; +#endif + default: + _mesa_problem(ctx, "unknown or unsupported API"); + break; + } + + if (!ctx->Exec) { + _mesa_release_shared_state(ctx, ctx->Shared); return GL_FALSE; } -#if FEATURE_dispatch - _mesa_init_exec_table(ctx->Exec); #endif ctx->CurrentDispatch = ctx->Exec; -#if FEATURE_dlist - _mesa_init_save_table(ctx->Save); - _mesa_install_save_vtxfmt( ctx, &ctx->ListState.ListVtxfmt ); -#endif - - /* Neutral tnl module stuff */ - _mesa_init_exec_vtxfmt( ctx ); - ctx->TnlModule.Current = NULL; - ctx->TnlModule.SwapCount = 0; - ctx->FragmentProgram._MaintainTexEnvProgram = (_mesa_getenv("MESA_TEX_PROG") != NULL); @@ -885,15 +913,65 @@ _mesa_initialize_context(GLcontext *ctx, ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE; } -#ifdef FEATURE_extra_context_init - _mesa_initialize_context_extra(ctx); + switch (ctx->API) { + case API_OPENGL: + /* Neutral tnl module stuff */ + _mesa_init_exec_vtxfmt( ctx ); + ctx->TnlModule.Current = NULL; + ctx->TnlModule.SwapCount = 0; + +#if FEATURE_dlist + ctx->Save = _mesa_create_save_table(); + if (!ctx->Save) { + _mesa_release_shared_state(ctx, ctx->Shared); + free(ctx->Exec); + return GL_FALSE; + } + + _mesa_install_save_vtxfmt( ctx, &ctx->ListState.ListVtxfmt ); #endif + break; + case API_OPENGLES: + /** + * GL_OES_texture_cube_map says + * "Initially all texture generation modes are set to REFLECTION_MAP_OES" + */ + for (i = 0; i < MAX_TEXTURE_UNITS; i++) { + struct gl_texture_unit *texUnit = &ctx->Texture.Unit[i]; + texUnit->GenS.Mode = GL_REFLECTION_MAP_NV; + texUnit->GenT.Mode = GL_REFLECTION_MAP_NV; + texUnit->GenR.Mode = GL_REFLECTION_MAP_NV; + texUnit->GenS._ModeBit = TEXGEN_REFLECTION_MAP_NV; + texUnit->GenT._ModeBit = TEXGEN_REFLECTION_MAP_NV; + texUnit->GenR._ModeBit = TEXGEN_REFLECTION_MAP_NV; + } + break; + case API_OPENGLES2: + ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE; + ctx->VertexProgram._MaintainTnlProgram = GL_TRUE; + ctx->Point.PointSprite = GL_TRUE; /* always on for ES 2.x */ + break; + } ctx->FirstTimeCurrent = GL_TRUE; return GL_TRUE; } +GLboolean +_mesa_initialize_context(GLcontext *ctx, + const GLvisual *visual, + GLcontext *share_list, + const struct dd_function_table *driverFunctions, + void *driverContext) +{ + return _mesa_initialize_context_for_api(ctx, + API_OPENGL, + visual, + share_list, + driverFunctions, + driverContext); +} /** * Allocate and initialize a GLcontext structure. @@ -901,6 +979,7 @@ _mesa_initialize_context(GLcontext *ctx, * we need to at least call driverFunctions->NewTextureObject to initialize * the rendering context. * + * \param api the GL API type to create the context for * \param visual a GLvisual pointer (we copy the struct contents) * \param share_list another context to share display lists with or NULL * \param driverFunctions points to the dd_function_table into which the @@ -910,30 +989,42 @@ _mesa_initialize_context(GLcontext *ctx, * \return pointer to a new __GLcontextRec or NULL if error. */ GLcontext * -_mesa_create_context(const GLvisual *visual, - GLcontext *share_list, - const struct dd_function_table *driverFunctions, - void *driverContext) +_mesa_create_context_for_api(gl_api api, + const GLvisual *visual, + GLcontext *share_list, + const struct dd_function_table *driverFunctions, + void *driverContext) { GLcontext *ctx; ASSERT(visual); /*ASSERT(driverContext);*/ - ctx = (GLcontext *) _mesa_calloc(sizeof(GLcontext)); + ctx = (GLcontext *) calloc(1, sizeof(GLcontext)); if (!ctx) return NULL; - if (_mesa_initialize_context(ctx, visual, share_list, - driverFunctions, driverContext)) { + if (_mesa_initialize_context_for_api(ctx, api, visual, share_list, + driverFunctions, driverContext)) { return ctx; } else { - _mesa_free(ctx); + free(ctx); return NULL; } } +GLcontext * +_mesa_create_context(const GLvisual *visual, + GLcontext *share_list, + const struct dd_function_table *driverFunctions, + void *driverContext) +{ + return _mesa_create_context_for_api(API_OPENGL, visual, + share_list, + driverFunctions, + driverContext); +} /** * Free the data associated with the given context. @@ -945,8 +1036,6 @@ _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. @@ -969,6 +1058,7 @@ _mesa_free_context_data( GLcontext *ctx ) _mesa_reference_fragprog(ctx, &ctx->FragmentProgram._TexEnvProgram, NULL); _mesa_free_attrib_data(ctx); + _mesa_free_buffer_objects(ctx); _mesa_free_lighting_data( ctx ); _mesa_free_eval_data( ctx ); _mesa_free_texture_data( ctx ); @@ -982,12 +1072,14 @@ _mesa_free_context_data( GLcontext *ctx ) _mesa_free_sync_data(ctx); #endif _mesa_free_varray_data(ctx); + _mesa_free_transform_feedback(ctx); _mesa_delete_array_object(ctx, ctx->Array.DefaultArrayObj); #if FEATURE_ARB_pixel_buffer_object _mesa_reference_buffer_object(ctx, &ctx->Pack.BufferObj, NULL); _mesa_reference_buffer_object(ctx, &ctx->Unpack.BufferObj, NULL); + _mesa_reference_buffer_object(ctx, &ctx->DefaultPacking.BufferObj, NULL); #endif #if FEATURE_ARB_vertex_buffer_object @@ -996,27 +1088,20 @@ _mesa_free_context_data( GLcontext *ctx ) #endif /* free dispatch tables */ - _mesa_free(ctx->Exec); - _mesa_free(ctx->Save); + free(ctx->Exec); + free(ctx->Save); /* Shared context state (display lists, textures, etc) */ - _glthread_LOCK_MUTEX(ctx->Shared->Mutex); - RefCount = --ctx->Shared->RefCount; - _glthread_UNLOCK_MUTEX(ctx->Shared->Mutex); - assert(RefCount >= 0); - if (RefCount == 0) { - /* free shared state */ - _mesa_free_shared_state( ctx, ctx->Shared ); - } + _mesa_release_shared_state( ctx, ctx->Shared ); /* needs to be after freeing shared state */ _mesa_free_display_list_data(ctx); if (ctx->Extensions.String) - _mesa_free((void *) ctx->Extensions.String); + free((void *) ctx->Extensions.String); if (ctx->VersionString) - _mesa_free(ctx->VersionString); + free(ctx->VersionString); /* unbind the context if it's currently bound */ if (ctx == _mesa_get_current_context()) { @@ -1037,7 +1122,7 @@ _mesa_destroy_context( GLcontext *ctx ) { if (ctx) { _mesa_free_context_data(ctx); - _mesa_free( (void *) ctx ); + free( (void *) ctx ); } } @@ -1122,7 +1207,7 @@ _mesa_copy_context( const GLcontext *src, GLcontext *dst, GLuint mask ) dst->Polygon = src->Polygon; } if (mask & GL_POLYGON_STIPPLE_BIT) { - /* Use loop instead of MEMCPY due to problem with Portland Group's + /* Use loop instead of memcpy due to problem with Portland Group's * C compiler. Reported by John Stone. */ GLuint i; @@ -1183,8 +1268,6 @@ check_compatible(const GLcontext *ctx, const GLframebuffer *buffer) if (ctxvis == bufvis) return GL_TRUE; - if (ctxvis->rgbMode != bufvis->rgbMode) - return GL_FALSE; #if 0 /* disabling this fixes the fgl_glxgears pbuffer demo */ if (ctxvis->doubleBufferMode && !bufvis->doubleBufferMode) @@ -1409,7 +1492,6 @@ _mesa_share_state(GLcontext *ctx, GLcontext *ctxToShare) { if (ctx && ctxToShare && ctx->Shared && ctxToShare->Shared) { struct gl_shared_state *oldSharedState = ctx->Shared; - GLint RefCount; ctx->Shared = ctxToShare->Shared; @@ -1419,13 +1501,7 @@ _mesa_share_state(GLcontext *ctx, GLcontext *ctxToShare) update_default_objects(ctx); - _glthread_LOCK_MUTEX(oldSharedState->Mutex); - RefCount = --oldSharedState->RefCount; - _glthread_UNLOCK_MUTEX(oldSharedState->Mutex); - - if (RefCount == 0) { - _mesa_free_shared_state(ctx, oldSharedState); - } + _mesa_release_shared_state(ctx, oldSharedState); return GL_TRUE; } @@ -1586,6 +1662,10 @@ _mesa_set_mvp_with_dp4( GLcontext *ctx, GLboolean _mesa_valid_to_render(GLcontext *ctx, const char *where) { + /* This depends on having up to date derived state (shaders) */ + if (ctx->NewState) + _mesa_update_state(ctx); + if (ctx->Shader.CurrentProgram) { /* using shaders */ if (!ctx->Shader.CurrentProgram->LinkStatus) {