diff options
Diffstat (limited to 'mesalib/src/mesa/main/context.c')
| -rw-r--r-- | mesalib/src/mesa/main/context.c | 272 |
1 files changed, 211 insertions, 61 deletions
diff --git a/mesalib/src/mesa/main/context.c b/mesalib/src/mesa/main/context.c index 73126b957..3bddf2570 100644 --- a/mesalib/src/mesa/main/context.c +++ b/mesalib/src/mesa/main/context.c @@ -111,28 +111,25 @@ #include "points.h" #include "polygon.h" #include "queryobj.h" -#if FEATURE_ARB_sync #include "syncobj.h" -#endif #include "rastpos.h" #include "remap.h" #include "scissor.h" #include "shared.h" +#include "shaderobj.h" #include "simple_list.h" #include "state.h" #include "stencil.h" #include "texcompress_s3tc.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" +#include "program/program.h" +#include "program/prog_print.h" #if _HAVE_FULL_GL #include "math/m_matrix.h" #endif @@ -141,6 +138,10 @@ #include "sparc/sparc.h" #endif +#include "glsl_parser_extras.h" + + + #ifndef MESA_VERBOSE int MESA_VERBOSE = 0; #endif @@ -340,14 +341,16 @@ _mesa_destroy_visual( GLvisual *vis ) 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; + gl_buffer_index bi = BUFFER_FRONT_LEFT; + gl_colortable_index ci = COLORTABLE_PRECONVOLUTION; + 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; (void) bi; (void) ci; @@ -357,6 +360,8 @@ dummy_enum_func(void) (void) ti; (void) va; (void) vr; + (void) ga; + (void) gr; } @@ -395,9 +400,28 @@ 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; @@ -412,6 +436,11 @@ one_time_init( GLcontext *ctx ) } _glthread_UNLOCK_MUTEX(OneTimeLock); + /* Hopefully atexit() is widely available. If not, we may need some + * #ifdef tests here. + */ + atexit(_mesa_destroy_shader_compiler); + dummy_enum_func(); } @@ -440,7 +469,7 @@ _mesa_init_current(GLcontext *ctx) /** - * Init vertex/fragment program limits. + * Init vertex/fragment/geometry program limits. * Important: drivers should override these with actual limits. */ static void @@ -455,15 +484,31 @@ init_program_limits(GLenum type, struct gl_program_constants *prog) prog->MaxLocalParams = MAX_PROGRAM_LOCAL_PARAMS; prog->MaxUniformComponents = 4 * MAX_UNIFORMS; - if (type == GL_VERTEX_PROGRAM_ARB) { + switch (type) { + case GL_VERTEX_PROGRAM_ARB: prog->MaxParameters = MAX_VERTEX_PROGRAM_PARAMS; prog->MaxAttribs = MAX_NV_VERTEX_PROGRAM_INPUTS; prog->MaxAddressRegs = MAX_VERTEX_PROGRAM_ADDRESS_REGS; - } - else { + break; + case GL_FRAGMENT_PROGRAM_ARB: prog->MaxParameters = MAX_NV_FRAGMENT_PROGRAM_PARAMS; prog->MaxAttribs = MAX_NV_FRAGMENT_PROGRAM_INPUTS; prog->MaxAddressRegs = MAX_FRAGMENT_PROGRAM_ADDRESS_REGS; + break; + case MESA_GEOMETRY_PROGRAM: + prog->MaxParameters = MAX_NV_VERTEX_PROGRAM_PARAMS; + prog->MaxAttribs = MAX_NV_VERTEX_PROGRAM_INPUTS; + prog->MaxAddressRegs = MAX_VERTEX_PROGRAM_ADDRESS_REGS; + + prog->MaxGeometryTextureImageUnits = MAX_GEOMETRY_TEXTURE_IMAGE_UNITS; + prog->MaxGeometryVaryingComponents = MAX_GEOMETRY_VARYING_COMPONENTS; + prog->MaxVertexVaryingComponents = MAX_VERTEX_VARYING_COMPONENTS; + prog->MaxGeometryUniformComponents = MAX_GEOMETRY_UNIFORM_COMPONENTS; + prog->MaxGeometryOutputVertices = MAX_GEOMETRY_OUTPUT_VERTICES; + prog->MaxGeometryTotalOutputComponents = MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS; + break; + default: + assert(0 && "Bad program type in init_program_limits()"); } /* Set the native limits to zero. This implies that there is no native @@ -529,6 +574,9 @@ _mesa_init_constants(GLcontext *ctx) #if FEATURE_ARB_fragment_program init_program_limits(GL_FRAGMENT_PROGRAM_ARB, &ctx->Const.FragmentProgram); #endif +#if FEATURE_ARB_geometry_shader4 + init_program_limits(MESA_GEOMETRY_PROGRAM, &ctx->Const.GeometryProgram); +#endif ctx->Const.MaxProgramMatrices = MAX_PROGRAM_MATRICES; ctx->Const.MaxProgramMatrixStackDepth = MAX_PROGRAM_MATRIX_STACK_DEPTH; @@ -549,6 +597,21 @@ _mesa_init_constants(GLcontext *ctx) ctx->Const.MaxVarying = MAX_VARYING; #endif + /* Shading language version */ + if (ctx->API == API_OPENGL) { +#if FEATURE_ARB_shading_language_120 + ctx->Const.GLSLVersion = 120; +#else + ctx->Const.GLSLVersion = 110; +#endif + } + else if (ctx->API == API_OPENGLES2) { + ctx->Const.GLSLVersion = 100; + } + else if (ctx->API == API_OPENGLES) { + ctx->Const.GLSLVersion = 0; /* GLSL not supported */ + } + /* GL_ARB_framebuffer_object */ ctx->Const.MaxSamples = 0; @@ -560,6 +623,14 @@ _mesa_init_constants(GLcontext *ctx) /* GL_EXT_provoking_vertex */ ctx->Const.QuadsFollowProvokingVertexConvention = GL_TRUE; + + /* GL_EXT_transform_feedback */ + ctx->Const.MaxTransformFeedbackSeparateAttribs = MAX_FEEDBACK_ATTRIBS; + ctx->Const.MaxTransformFeedbackSeparateComponents = 4 * MAX_FEEDBACK_ATTRIBS; + ctx->Const.MaxTransformFeedbackInterleavedComponents = 4 * MAX_FEEDBACK_ATTRIBS; + + /* GL 3.2: hard-coded for now: */ + ctx->Const.ProfileMask = GL_CONTEXT_COMPATIBILITY_PROFILE_BIT; } @@ -627,6 +698,9 @@ check_context_limits(GLcontext *ctx) 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 */ } @@ -676,14 +750,13 @@ init_attrib_groups(GLcontext *ctx) _mesa_init_polygon( ctx ); _mesa_init_program( ctx ); _mesa_init_queryobj( ctx ); -#if FEATURE_ARB_sync _mesa_init_sync( ctx ); -#endif _mesa_init_rastpos( ctx ); _mesa_init_scissor( 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 ); @@ -739,8 +812,8 @@ 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 @@ -748,7 +821,7 @@ 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 *) malloc(numEntries * sizeof(_glapi_proc)); if (table) { @@ -781,6 +854,7 @@ 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 @@ -789,27 +863,30 @@ 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 @@ -839,30 +916,36 @@ _mesa_initialize_context(GLcontext *ctx, 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) { + 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); - if (ctx->Exec) - free(ctx->Exec); 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); @@ -873,15 +956,65 @@ _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. @@ -889,6 +1022,7 @@ _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 @@ -898,10 +1032,11 @@ _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; @@ -912,8 +1047,8 @@ _mesa_create_context(const GLvisual *visual, 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 { @@ -922,6 +1057,17 @@ _mesa_create_context(const GLvisual *visual, } } +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. @@ -965,10 +1111,9 @@ _mesa_free_context_data( GLcontext *ctx ) _mesa_free_program_data(ctx); _mesa_free_shader_state(ctx); _mesa_free_queryobj_data(ctx); -#if FEATURE_ARB_sync _mesa_free_sync_data(ctx); -#endif _mesa_free_varray_data(ctx); + _mesa_free_transform_feedback(ctx); _mesa_delete_array_object(ctx, ctx->Array.DefaultArrayObj); @@ -1164,6 +1309,9 @@ check_compatible(const GLcontext *ctx, const GLframebuffer *buffer) if (ctxvis == bufvis) return GL_TRUE; + if (buffer == _mesa_get_incomplete_framebuffer()) + return GL_TRUE; + #if 0 /* disabling this fixes the fgl_glxgears pbuffer demo */ if (ctxvis->doubleBufferMode && !bufvis->doubleBufferMode) @@ -1358,6 +1506,8 @@ _mesa_make_current( GLcontext *newCtx, GLframebuffer *drawBuffer, if (newCtx->FirstTimeCurrent) { _mesa_compute_version(newCtx); + newCtx->Extensions.String = _mesa_make_extension_string(newCtx); + check_context_limits(newCtx); /* We can use this to help debug user's problems. Tell them to set @@ -1566,7 +1716,7 @@ _mesa_valid_to_render(GLcontext *ctx, const char *where) /* using shaders */ if (!ctx->Shader.CurrentProgram->LinkStatus) { _mesa_error(ctx, GL_INVALID_OPERATION, - "%s(shader not linked), where"); + "%s(shader not linked)", where); return GL_FALSE; } #if 0 /* not normally enabled */ |