X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fmain%2Fcontext.c;h=e94509ad773b872d8bbb2be82e8647e9ba396b0e;hb=5e78433eec94fcaa87bdcb2526ec0910a69ed347;hp=c1624bf724ef2a05a47c8ac189de5faa0b337e31;hpb=53ee3959f2d695ae442dcadcbce2971a9e26e99c;p=mesa.git diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index c1624bf724e..e94509ad773 100644 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -18,9 +18,10 @@ * 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. + * THE AUTHORS OR COPYRIGHT HOLDERS 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. */ /** @@ -77,10 +78,10 @@ #include "glheader.h" -#include "mfeatures.h" #include "imports.h" #include "accum.h" #include "api_exec.h" +#include "api_loopback.h" #include "arrayobj.h" #include "attrib.h" #include "blend.h" @@ -343,23 +344,17 @@ dummy_enum_func(void) { gl_buffer_index bi = BUFFER_FRONT_LEFT; gl_face_index fi = FACE_POS_X; - gl_frag_attrib fa = FRAG_ATTRIB_WPOS; gl_frag_result fr = FRAG_RESULT_DEPTH; gl_texture_index ti = TEXTURE_2D_ARRAY_INDEX; gl_vert_attrib va = VERT_ATTRIB_POS; - gl_vert_result vr = VERT_RESULT_HPOS; - gl_geom_attrib ga = GEOM_ATTRIB_POSITION; - gl_geom_result gr = GEOM_RESULT_POS; + gl_varying_slot vs = VARYING_SLOT_POS; (void) bi; (void) fi; - (void) fa; (void) fr; (void) ti; (void) va; - (void) vr; - (void) ga; - (void) gr; + (void) vs; } @@ -409,7 +404,7 @@ one_time_init( struct gl_context *ctx ) #if defined(DEBUG) && defined(__DATE__) && defined(__TIME__) if (MESA_VERBOSE != 0) { _mesa_debug(ctx, "Mesa %s DEBUG build %s %s\n", - MESA_VERSION_STRING, __DATE__, __TIME__); + PACKAGE_VERSION, __DATE__, __TIME__); } #endif @@ -557,12 +552,13 @@ _mesa_init_constants(struct gl_context *ctx) ctx->Const.MaxTextureRectSize = MAX_TEXTURE_RECT_SIZE; ctx->Const.MaxArrayTextureLayers = MAX_ARRAY_TEXTURE_LAYERS; ctx->Const.MaxTextureCoordUnits = MAX_TEXTURE_COORD_UNITS; - ctx->Const.MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS; + ctx->Const.FragmentProgram.MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS; ctx->Const.MaxTextureUnits = MIN2(ctx->Const.MaxTextureCoordUnits, - ctx->Const.MaxTextureImageUnits); + ctx->Const.FragmentProgram.MaxTextureImageUnits); ctx->Const.MaxTextureMaxAnisotropy = MAX_TEXTURE_MAX_ANISOTROPY; ctx->Const.MaxTextureLodBias = MAX_TEXTURE_LOD_BIAS; ctx->Const.MaxTextureBufferSize = 65536; + ctx->Const.TextureBufferOffsetAlignment = 1; ctx->Const.MaxArrayLockSize = MAX_ARRAY_LOCK_SIZE; ctx->Const.SubPixelBits = SUB_PIXEL_BITS; ctx->Const.MinPointSize = MIN_POINT_SIZE; @@ -605,10 +601,10 @@ _mesa_init_constants(struct gl_context *ctx) ctx->Const.MaxColorAttachments = MAX_COLOR_ATTACHMENTS; ctx->Const.MaxRenderbufferSize = MAX_RENDERBUFFER_SIZE; - ctx->Const.MaxVertexTextureImageUnits = MAX_VERTEX_TEXTURE_IMAGE_UNITS; + ctx->Const.VertexProgram.MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS; ctx->Const.MaxCombinedTextureImageUnits = MAX_COMBINED_TEXTURE_IMAGE_UNITS; ctx->Const.MaxVarying = 16; /* old limit not to break tnl and swrast */ - ctx->Const.MaxGeometryTextureImageUnits = MAX_GEOMETRY_TEXTURE_IMAGE_UNITS; + ctx->Const.GeometryProgram.MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS; ctx->Const.MaxVertexVaryingComponents = MAX_VERTEX_VARYING_COMPONENTS; ctx->Const.MaxGeometryVaryingComponents = MAX_GEOMETRY_VARYING_COMPONENTS; ctx->Const.MaxGeometryOutputVertices = MAX_GEOMETRY_OUTPUT_VERTICES; @@ -656,6 +652,14 @@ _mesa_init_constants(struct gl_context *ctx) /* PrimitiveRestart */ ctx->Const.PrimitiveRestartInSoftware = GL_FALSE; + + /* ES 3.0 or ARB_ES3_compatibility */ + ctx->Const.MaxElementIndex = 0xffffffffu; + + /* GL_ARB_texture_multisample */ + ctx->Const.MaxColorTextureSamples = 1; + ctx->Const.MaxDepthTextureSamples = 1; + ctx->Const.MaxIntegerSamples = 1; } @@ -667,32 +671,30 @@ static void check_context_limits(struct gl_context *ctx) { /* check that we don't exceed the size of various bitfields */ - assert(VERT_RESULT_MAX <= + assert(VARYING_SLOT_MAX <= (8 * sizeof(ctx->VertexProgram._Current->Base.OutputsWritten))); - assert(FRAG_ATTRIB_MAX <= + assert(VARYING_SLOT_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); /* Texture unit checks */ - assert(ctx->Const.MaxTextureImageUnits > 0); - assert(ctx->Const.MaxTextureImageUnits <= MAX_TEXTURE_IMAGE_UNITS); + assert(ctx->Const.FragmentProgram.MaxTextureImageUnits > 0); + assert(ctx->Const.FragmentProgram.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, + assert(ctx->Const.MaxTextureUnits == MIN2(ctx->Const.FragmentProgram.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); + assert(ctx->Const.MaxTextureCoordUnits <= ctx->Const.FragmentProgram.MaxTextureImageUnits); /* Texture size checks */ @@ -832,7 +834,7 @@ _mesa_generic_nop(void) * Allocate and initialize a new dispatch table. */ struct _glapi_table * -_mesa_alloc_dispatch_table(int size) +_mesa_alloc_dispatch_table() { /* 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 @@ -842,9 +844,6 @@ _mesa_alloc_dispatch_table(int size) GLint numEntries = MAX2(_glapi_get_dispatch_table_size(), _gloffset_COUNT); struct _glapi_table *table; - /* should never happen, but just in case */ - numEntries = MAX2(numEntries, size); - table = malloc(numEntries * sizeof(_glapi_proc)); if (table) { _glapi_proc *entry = (_glapi_proc *) table; @@ -856,6 +855,90 @@ _mesa_alloc_dispatch_table(int size) return table; } +/** + * Creates a minimal dispatch table for use within glBegin()/glEnd(). + * + * This ensures that we generate GL_INVALID_OPERATION errors from most + * functions, since the set of functions that are valid within Begin/End is + * very small. + * + * From the GL 1.0 specification section 2.6.3, "GL Commands within + * Begin/End" + * + * "The only GL commands that are allowed within any Begin/End pairs are + * the commands for specifying vertex coordinates, vertex color, normal + * coordinates, and texture coordinates (Vertex, Color, Index, Normal, + * TexCoord), EvalCoord and EvalPoint commands (see section 5.1), + * commands for specifying lighting material parameters (Material + * commands see section 2.12.2), display list invocation commands + * (CallList and CallLists see section 5.4), and the EdgeFlag + * command. Executing Begin after Begin has already been executed but + * before an End is issued generates the INVALID OPERATION error, as does + * executing End without a previous corresponding Begin. Executing any + * other GL command within Begin/End results in the error INVALID + * OPERATION." + * + * The table entries for specifying vertex attributes are set up by + * install_vtxfmt() and _mesa_loopback_init_api_table(), and End() and dlists + * are set by install_vtxfmt() as well. + */ +static struct _glapi_table * +create_beginend_table(const struct gl_context *ctx) +{ + struct _glapi_table *table; + + table = _mesa_alloc_dispatch_table(); + if (!table) + return NULL; + + /* Fill in functions which return a value, since they should return some + * specific value even if they emit a GL_INVALID_OPERATION error from them + * being called within glBegin()/glEnd(). + */ +#define COPY_DISPATCH(func) SET_##func(table, GET_##func(ctx->Exec)) + + COPY_DISPATCH(GenLists); + COPY_DISPATCH(IsProgram); + COPY_DISPATCH(IsVertexArray); + COPY_DISPATCH(IsBuffer); + COPY_DISPATCH(IsEnabled); + COPY_DISPATCH(IsEnabledi); + COPY_DISPATCH(IsRenderbuffer); + COPY_DISPATCH(IsFramebuffer); + COPY_DISPATCH(CheckFramebufferStatus); + COPY_DISPATCH(RenderMode); + COPY_DISPATCH(GetString); + COPY_DISPATCH(GetStringi); + COPY_DISPATCH(GetPointerv); + COPY_DISPATCH(IsQuery); + COPY_DISPATCH(IsSampler); + COPY_DISPATCH(IsSync); + COPY_DISPATCH(IsTexture); + COPY_DISPATCH(IsTransformFeedback); + COPY_DISPATCH(DeleteQueries); + COPY_DISPATCH(AreTexturesResident); + COPY_DISPATCH(FenceSync); + COPY_DISPATCH(ClientWaitSync); + COPY_DISPATCH(MapBuffer); + COPY_DISPATCH(UnmapBuffer); + COPY_DISPATCH(MapBufferRange); + COPY_DISPATCH(ObjectPurgeableAPPLE); + COPY_DISPATCH(ObjectUnpurgeableAPPLE); + + _mesa_loopback_init_api_table(ctx, table); + + return table; +} + +void +_mesa_initialize_dispatch_tables(struct gl_context *ctx) +{ + /* Do the code-generated setup of the exec table in api_exec.c. */ + _mesa_initialize_exec_table(ctx); + + if (ctx->Save) + _mesa_initialize_save_table(ctx); +} /** * Initialize a struct gl_context struct (rendering context). @@ -930,19 +1013,15 @@ _mesa_initialize_context(struct gl_context *ctx, _mesa_reference_shared_state(ctx, &ctx->Shared, shared); - if (!init_attrib_groups( ctx )) { - _mesa_reference_shared_state(ctx, &ctx->Shared, NULL); - return GL_FALSE; - } + if (!init_attrib_groups( ctx )) + goto fail; /* setup the API dispatch tables with all nop functions */ - ctx->Exec = _mesa_alloc_dispatch_table(_gloffset_COUNT); - - if (!ctx->Exec) { - _mesa_reference_shared_state(ctx, &ctx->Shared, NULL); - return GL_FALSE; - } - ctx->CurrentDispatch = ctx->Exec; + ctx->OutsideBeginEnd = _mesa_alloc_dispatch_table(); + if (!ctx->OutsideBeginEnd) + goto fail; + ctx->Exec = ctx->OutsideBeginEnd; + ctx->CurrentDispatch = ctx->OutsideBeginEnd; ctx->FragmentProgram._MaintainTexEnvProgram = (_mesa_getenv("MESA_TEX_PROG") != NULL); @@ -964,14 +1043,11 @@ _mesa_initialize_context(struct gl_context *ctx, switch (ctx->API) { case API_OPENGL_COMPAT: - ctx->Save = _mesa_create_save_table(ctx); - if (!ctx->Save) { - _mesa_reference_shared_state(ctx, &ctx->Shared, NULL); - free(ctx->Exec); - return GL_FALSE; - } + ctx->BeginEnd = create_beginend_table(ctx); + ctx->Save = _mesa_alloc_dispatch_table(); + if (!ctx->BeginEnd || !ctx->Save) + goto fail; - _mesa_install_save_vtxfmt( ctx, &ctx->ListState.ListVtxfmt ); /* fall-through */ case API_OPENGL_CORE: break; @@ -993,13 +1069,19 @@ _mesa_initialize_context(struct gl_context *ctx, 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; + +fail: + _mesa_reference_shared_state(ctx, &ctx->Shared, NULL); + free(ctx->BeginEnd); + free(ctx->Exec); + free(ctx->Save); + return GL_FALSE; } @@ -1096,6 +1178,7 @@ _mesa_free_context_data( struct gl_context *ctx ) _mesa_reference_buffer_object(ctx, &ctx->Array.ArrayBufferObj, NULL); /* free dispatch tables */ + free(ctx->BeginEnd); free(ctx->Exec); free(ctx->Save); @@ -1462,7 +1545,7 @@ _mesa_make_current( struct gl_context *newCtx, } if (newCtx->FirstTimeCurrent) { - _mesa_compute_version(newCtx); + assert(newCtx->Version > 0); newCtx->Extensions.String = _mesa_make_extension_string(newCtx); @@ -1578,11 +1661,6 @@ _mesa_record_error(struct gl_context *ctx, GLenum error) if (ctx->ErrorValue == GL_NO_ERROR) { ctx->ErrorValue = error; } - - /* Call device driver's error handler, if any. This is used on the Mac. */ - if (ctx->Driver.Error) { - ctx->Driver.Error(ctx); - } }