diff options
Diffstat (limited to 'src/mesa/main')
-rw-r--r-- | src/mesa/main/colortab.c | 8 | ||||
-rw-r--r-- | src/mesa/main/config.h | 14 | ||||
-rw-r--r-- | src/mesa/main/context.c | 129 | ||||
-rw-r--r-- | src/mesa/main/dd.h | 58 | ||||
-rw-r--r-- | src/mesa/main/get.c | 18 | ||||
-rw-r--r-- | src/mesa/main/get_gen.py | 11 | ||||
-rw-r--r-- | src/mesa/main/getstring.c | 4 | ||||
-rw-r--r-- | src/mesa/main/imports.c | 20 | ||||
-rw-r--r-- | src/mesa/main/matrix.c | 12 | ||||
-rw-r--r-- | src/mesa/main/mtypes.h | 240 | ||||
-rw-r--r-- | src/mesa/main/pixel.c | 8 | ||||
-rw-r--r-- | src/mesa/main/shaders.c | 680 | ||||
-rw-r--r-- | src/mesa/main/shaders.h | 236 | ||||
-rw-r--r-- | src/mesa/main/state.c | 81 | ||||
-rw-r--r-- | src/mesa/main/texenvprogram.c | 98 | ||||
-rw-r--r-- | src/mesa/main/texstate.c | 71 |
16 files changed, 1421 insertions, 267 deletions
diff --git a/src/mesa/main/colortab.c b/src/mesa/main/colortab.c index d8c4136f49e..610acba3068 100644 --- a/src/mesa/main/colortab.c +++ b/src/mesa/main/colortab.c @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5.2 + * Version: 6.5.3 * - * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2007 Brian Paul 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"), @@ -678,6 +678,10 @@ _mesa_GetColorTable( GLenum target, GLenum format, ASSERT(table); + if (table->Size <= 0) { + return; + } + switch (table->_BaseFormat) { case GL_ALPHA: { diff --git a/src/mesa/main/config.h b/src/mesa/main/config.h index 13c6281f077..8ea2d2c615a 100644 --- a/src/mesa/main/config.h +++ b/src/mesa/main/config.h @@ -196,21 +196,19 @@ /** For any program target/extension */ /*@{*/ #define MAX_PROGRAM_LOCAL_PARAMS 128 /* KW: power of two */ +#define MAX_PROGRAM_ENV_PARAMS 128 #define MAX_PROGRAM_MATRICES 8 #define MAX_PROGRAM_MATRIX_STACK_DEPTH 4 #define MAX_PROGRAM_CALL_DEPTH 8 -/*@}*/ - -/** For GL_ARB_fragment_shader */ -/*@{*/ -#define MAX_FRAGMENT_UNIFORM_COMPONENTS 64 +#define MAX_PROGRAM_TEMPS 128 +#define MAX_PROGRAM_ADDRESS_REGS 2 +#define MAX_UNIFORMS 128 +#define MAX_VARYING 8 /*@}*/ /** For GL_ARB_vertex_shader */ /*@{*/ #define MAX_VERTEX_ATTRIBS 16 -#define MAX_VERTEX_UNIFORM_COMPONENTS 512 -#define MAX_VARYING_FLOATS 32 #define MAX_VERTEX_TEXTURE_IMAGE_UNITS 0 #define MAX_COMBINED_TEXTURE_IMAGE_UNITS (MAX_TEXTURE_IMAGE_UNITS + MAX_VERTEX_TEXTURE_IMAGE_UNITS) /*@}*/ @@ -218,7 +216,7 @@ /** For GL_ARB_draw_buffers */ /*@{*/ -#define MAX_DRAW_BUFFERS 1 +#define MAX_DRAW_BUFFERS 4 /*@}*/ diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index 135c814c0a6..72c85de7ba2 100644 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -132,7 +132,7 @@ #include "math/m_xform.h" #include "math/mathmod.h" #endif -#include "shaderobjects.h" +#include "shader_api.h" #ifdef USE_SPARC_ASM #include "sparc/sparc.h" @@ -701,7 +701,7 @@ alloc_shared_state( GLcontext *ctx ) ss->ArrayObjects = _mesa_NewHashTable(); #if FEATURE_ARB_shader_objects - ss->GL2Objects = _mesa_NewHashTable (); + ss->ShaderObjects = _mesa_NewHashTable(); #endif ss->Default1D = (*ctx->Driver.NewTextureObject)(ctx, 0, GL_TEXTURE_1D); @@ -778,8 +778,8 @@ alloc_shared_state( GLcontext *ctx ) _mesa_DeleteHashTable (ss->ArrayObjects); #if FEATURE_ARB_shader_objects - if (ss->GL2Objects) - _mesa_DeleteHashTable (ss->GL2Objects); + if (ss->ShaderObjects) + _mesa_DeleteHashTable (ss->ShaderObjects); #endif #if FEATURE_EXT_framebuffer_object @@ -873,13 +873,22 @@ delete_arrayobj_cb(GLuint id, void *data, void *userData) } /** - * Callback for deleting an shader object. Called by _mesa_HashDeleteAll(). + * Callback for deleting shader and shader programs objects. + * Called by _mesa_HashDeleteAll(). */ static void -delete_shaderobj_cb(GLuint id, void *data, void *userData) +delete_shader_cb(GLuint id, void *data, void *userData) { - /* XXX probably need to fix this */ - _mesa_free(data); + 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_free_shader_program(ctx, shProg); + } } @@ -944,8 +953,8 @@ free_shared_state( GLcontext *ctx, struct gl_shared_state *ss ) _mesa_DeleteHashTable(ss->ArrayObjects); #if FEATURE_ARB_shader_objects - _mesa_HashDeleteAll(ss->GL2Objects, delete_shaderobj_cb, ctx); - _mesa_DeleteHashTable(ss->GL2Objects); + _mesa_HashDeleteAll(ss->ShaderObjects, delete_shader_cb, ctx); + _mesa_DeleteHashTable(ss->ShaderObjects); #endif #if FEATURE_EXT_framebuffer_object @@ -963,7 +972,7 @@ free_shared_state( GLcontext *ctx, struct gl_shared_state *ss ) * Initialize fields of gl_current_attrib (aka ctx->Current.*) */ static void -_mesa_init_current( GLcontext *ctx ) +_mesa_init_current(GLcontext *ctx) { GLuint i; @@ -1005,7 +1014,7 @@ init_natives(struct gl_program_constants *prog) * some of these values (such as number of texture units). */ static void -_mesa_init_constants( GLcontext *ctx ) +_mesa_init_constants(GLcontext *ctx) { assert(ctx); @@ -1058,9 +1067,10 @@ _mesa_init_constants( GLcontext *ctx ) ctx->Const.VertexProgram.MaxLocalParams = MAX_PROGRAM_LOCAL_PARAMS; ctx->Const.VertexProgram.MaxEnvParams = MAX_NV_VERTEX_PROGRAM_PARAMS; ctx->Const.VertexProgram.MaxAddressRegs = MAX_VERTEX_PROGRAM_ADDRESS_REGS; - ctx->Const.VertexProgram.MaxUniformComponents = MAX_VERTEX_UNIFORM_COMPONENTS; + ctx->Const.VertexProgram.MaxUniformComponents = 4 * MAX_UNIFORMS; init_natives(&ctx->Const.VertexProgram); #endif + #if FEATURE_ARB_fragment_program ctx->Const.FragmentProgram.MaxInstructions = MAX_NV_FRAGMENT_PROGRAM_INSTRUCTIONS; ctx->Const.FragmentProgram.MaxAluInstructions = MAX_FRAGMENT_PROGRAM_ALU_INSTRUCTIONS; @@ -1072,7 +1082,7 @@ _mesa_init_constants( GLcontext *ctx ) ctx->Const.FragmentProgram.MaxLocalParams = MAX_PROGRAM_LOCAL_PARAMS; ctx->Const.FragmentProgram.MaxEnvParams = MAX_NV_FRAGMENT_PROGRAM_PARAMS; ctx->Const.FragmentProgram.MaxAddressRegs = MAX_FRAGMENT_PROGRAM_ADDRESS_REGS; - ctx->Const.FragmentProgram.MaxUniformComponents = MAX_FRAGMENT_UNIFORM_COMPONENTS; + ctx->Const.FragmentProgram.MaxUniformComponents = 4 * MAX_UNIFORMS; init_natives(&ctx->Const.FragmentProgram); #endif ctx->Const.MaxProgramMatrices = MAX_PROGRAM_MATRICES; @@ -1095,7 +1105,7 @@ _mesa_init_constants( GLcontext *ctx ) #if FEATURE_ARB_vertex_shader ctx->Const.MaxVertexTextureImageUnits = MAX_VERTEX_TEXTURE_IMAGE_UNITS; - ctx->Const.MaxVaryingFloats = MAX_VARYING_FLOATS; + ctx->Const.MaxVarying = MAX_VARYING; #endif /* sanity checks */ @@ -1103,6 +1113,11 @@ _mesa_init_constants( GLcontext *ctx ) 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); } @@ -1144,7 +1159,7 @@ check_context_limits(GLcontext *ctx) * functions for the more complex data structures. */ static GLboolean -init_attrib_groups( GLcontext *ctx ) +init_attrib_groups(GLcontext *ctx) { assert(ctx); @@ -1180,7 +1195,7 @@ init_attrib_groups( GLcontext *ctx ) _mesa_init_query( ctx ); _mesa_init_rastpos( ctx ); _mesa_init_scissor( ctx ); - _mesa_init_shaderobjects (ctx); + _mesa_init_shader_state( ctx ); _mesa_init_stencil( ctx ); _mesa_init_transform( ctx ); _mesa_init_varray( ctx ); @@ -1267,11 +1282,11 @@ 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(GLcontext *ctx, + const GLvisual *visual, + GLcontext *share_list, + const struct dd_function_table *driverFunctions, + void *driverContext) { ASSERT(driverContext); assert(driverFunctions->NewTextureObject); @@ -1340,12 +1355,14 @@ _mesa_initialize_context( GLcontext *ctx, ctx->TnlModule.SwapCount = 0; #endif - ctx->_MaintainTexEnvProgram = (_mesa_getenv("MESA_TEX_PROG") != NULL); - ctx->_UseTexEnvProgram = ctx->_MaintainTexEnvProgram; - - ctx->_MaintainTnlProgram = (_mesa_getenv("MESA_TNL_PROG") != NULL); - if (ctx->_MaintainTnlProgram) - ctx->_MaintainTexEnvProgram = 1; /* this is required... */ + ctx->VertexProgram._MaintainTnlProgram + = (_mesa_getenv("MESA_TNL_PROG") != NULL); + if (ctx->VertexProgram._MaintainTnlProgram) + /* this is required... */ + ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE; + else + ctx->FragmentProgram._MaintainTexEnvProgram + = (_mesa_getenv("MESA_TEX_PROG") != NULL); ctx->FirstTimeCurrent = GL_TRUE; @@ -1368,11 +1385,10 @@ _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(const GLvisual *visual, + GLcontext *share_list, + const struct dd_function_table *driverFunctions, + void *driverContext) { GLcontext *ctx; @@ -1423,6 +1439,7 @@ _mesa_free_context_data( GLcontext *ctx ) _mesa_free_viewport_data( ctx ); _mesa_free_colortables_data( ctx ); _mesa_free_program_data(ctx); + _mesa_free_shader_state(ctx); _mesa_free_query_data(ctx); #if FEATURE_ARB_vertex_buffer_object @@ -1696,6 +1713,30 @@ _mesa_make_current( GLcontext *newCtx, GLframebuffer *drawBuffer, } } +#if 0 /** XXX enable this someday */ + if (oldCtx && oldCtx != newCtx) { + /* unbind old context's draw/read buffers */ + if (oldCtx->DrawBuffer && oldCtx->DrawBuffer->Name == 0) { + oldCtx->DrawBuffer->RefCount--; + oldCtx->DrawBuffer = NULL; + } + if (oldCtx->ReadBuffer && oldCtx->ReadBuffer->Name == 0) { + oldCtx->ReadBuffer->RefCount--; + oldCtx->ReadBuffer = NULL; + } + if (oldCtx->WinSysDrawBuffer) { + ASSERT(oldCtx->WinSysDrawBuffer->Name == 0); + oldCtx->WinSysDrawBuffer->RefCount--; + oldCtx->WinSysDrawBuffer = NULL; + } + if (oldCtx->WinSysReadBuffer) { + ASSERT(oldCtx->WinSysReadBuffer->Name == 0); + oldCtx->WinSysReadBuffer->RefCount--; + oldCtx->WinSysReadBuffer = NULL; + } + } +#endif + /* We used to call _glapi_check_multithread() here. Now do it in drivers */ _glapi_set_context((void *) newCtx); ASSERT(_mesa_get_current_context() == newCtx); @@ -1813,12 +1854,11 @@ _mesa_share_state(GLcontext *ctx, GLcontext *ctxToShare) /** - * Get current context for the calling thread. - * - * \return pointer to the current GL context. + * \return pointer to the current GL context for this thread. * * Calls _glapi_get_context(). This isn't the fastest way to get the current - * context. If you need speed, see the #GET_CURRENT_CONTEXT macro in context.h. + * context. If you need speed, see the #GET_CURRENT_CONTEXT macro in + * context.h. */ GLcontext * _mesa_get_current_context( void ) @@ -1826,6 +1866,7 @@ _mesa_get_current_context( void ) return (GLcontext *) _glapi_get_context(); } + /** * Get context's current API dispatch table. * @@ -1865,7 +1906,7 @@ _mesa_get_dispatch(GLcontext *ctx) * This is called via _mesa_error(). */ void -_mesa_record_error( GLcontext *ctx, GLenum error ) +_mesa_record_error(GLcontext *ctx, GLenum error) { if (!ctx) return; @@ -1876,10 +1917,11 @@ _mesa_record_error( GLcontext *ctx, GLenum error ) /* Call device driver's error handler, if any. This is used on the Mac. */ if (ctx->Driver.Error) { - (*ctx->Driver.Error)( ctx ); + ctx->Driver.Error(ctx); } } + /** * Execute glFinish(). * @@ -1887,15 +1929,16 @@ _mesa_record_error( GLcontext *ctx, GLenum error ) * dd_function_table::Finish driver callback, if not NULL. */ void GLAPIENTRY -_mesa_Finish( void ) +_mesa_Finish(void) { GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); if (ctx->Driver.Finish) { - (*ctx->Driver.Finish)( ctx ); + ctx->Driver.Finish(ctx); } } + /** * Execute glFlush(). * @@ -1903,12 +1946,12 @@ _mesa_Finish( void ) * dd_function_table::Flush driver callback, if not NULL. */ void GLAPIENTRY -_mesa_Flush( void ) +_mesa_Flush(void) { GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); if (ctx->Driver.Flush) { - (*ctx->Driver.Flush)( ctx ); + ctx->Driver.Flush(ctx); } } diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h index 1de2542bee2..88f33943b31 100644 --- a/src/mesa/main/dd.h +++ b/src/mesa/main/dd.h @@ -570,9 +570,9 @@ struct dd_function_table { /** Notify driver that a program string has been specified. */ void (*ProgramStringNotify)(GLcontext *ctx, GLenum target, struct gl_program *prog); - /** Get value of a fragment program register during program execution. */ - void (*GetFragmentProgramRegister)(GLcontext *ctx, enum register_file file, - GLuint index, GLfloat val[4]); + /** Get value of a program register during program execution. */ + void (*GetProgramRegister)(GLcontext *ctx, enum register_file file, + GLuint index, GLfloat val[4]); /** Query if program can be loaded onto hardware */ GLboolean (*IsProgramNative)(GLcontext *ctx, GLenum target, @@ -821,6 +821,58 @@ struct dd_function_table { void (*BindArrayObject)(GLcontext *ctx, struct gl_array_object *obj); /*@}*/ + /** + * \name GLSL-related functions (ARB extensions and OpenGL 2.x) + */ + /*@{*/ + void (*AttachShader)(GLcontext *ctx, GLuint program, GLuint shader); + void (*BindAttribLocation)(GLcontext *ctx, GLuint program, GLuint index, + const GLcharARB *name); + void (*CompileShader)(GLcontext *ctx, GLuint shader); + GLuint (*CreateShader)(GLcontext *ctx, GLenum type); + GLuint (*CreateProgram)(GLcontext *ctx); + void (*DeleteProgram2)(GLcontext *ctx, GLuint program); + void (*DeleteShader)(GLcontext *ctx, GLuint shader); + void (*DetachShader)(GLcontext *ctx, GLuint program, GLuint shader); + void (*GetActiveAttrib)(GLcontext *ctx, GLuint program, GLuint index, + GLsizei maxLength, GLsizei * length, GLint * size, + GLenum * type, GLcharARB * name); + void (*GetActiveUniform)(GLcontext *ctx, GLuint program, GLuint index, + GLsizei maxLength, GLsizei *length, GLint *size, + GLenum *type, GLcharARB *name); + void (*GetAttachedShaders)(GLcontext *ctx, GLuint program, GLsizei maxCount, + GLsizei *count, GLuint *obj); + GLint (*GetAttribLocation)(GLcontext *ctx, GLuint program, + const GLcharARB *name); + GLuint (*GetHandle)(GLcontext *ctx, GLenum pname); + void (*GetProgramiv)(GLcontext *ctx, GLuint program, + GLenum pname, GLint *params); + void (*GetProgramInfoLog)(GLcontext *ctx, GLuint program, GLsizei bufSize, + GLsizei *length, GLchar *infoLog); + void (*GetShaderiv)(GLcontext *ctx, GLuint shader, + GLenum pname, GLint *params); + void (*GetShaderInfoLog)(GLcontext *ctx, GLuint shader, GLsizei bufSize, + GLsizei *length, GLchar *infoLog); + void (*GetShaderSource)(GLcontext *ctx, GLuint shader, GLsizei maxLength, + GLsizei *length, GLcharARB *sourceOut); + void (*GetUniformfv)(GLcontext *ctx, GLuint program, GLint location, + GLfloat *params); + GLint (*GetUniformLocation)(GLcontext *ctx, GLuint program, + const GLcharARB *name); + GLboolean (*IsProgram)(GLcontext *ctx, GLuint name); + GLboolean (*IsShader)(GLcontext *ctx, GLuint name); + void (*LinkProgram)(GLcontext *ctx, GLuint program); + void (*ShaderSource)(GLcontext *ctx, GLuint shader, const GLchar *source); + void (*Uniform)(GLcontext *ctx, GLint location, GLsizei count, + const GLvoid *values, GLenum type); + void (*UniformMatrix)(GLcontext *ctx, GLint cols, GLint rows, + GLenum matrixType, GLint location, GLsizei count, + GLboolean transpose, const GLfloat *values); + void (*UseProgram)(GLcontext *ctx, GLuint program); + void (*ValidateProgram)(GLcontext *ctx, GLuint program); + /* XXX many more to come */ + /*@}*/ + /** * \name Support for multiple T&L engines diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c index 4eda3491341..eb81ee4a528 100644 --- a/src/mesa/main/get.c +++ b/src/mesa/main/get.c @@ -1878,7 +1878,7 @@ _mesa_GetBooleanv( GLenum pname, GLboolean *params ) break; case GL_MAX_VARYING_FLOATS_ARB: CHECK_EXT1(ARB_vertex_shader, "GetBooleanv"); - params[0] = INT_TO_BOOLEAN(ctx->Const.MaxVaryingFloats); + params[0] = INT_TO_BOOLEAN(ctx->Const.MaxVarying * 4); break; case GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB: CHECK_EXT1(ARB_vertex_shader, "GetBooleanv"); @@ -1888,6 +1888,10 @@ _mesa_GetBooleanv( GLenum pname, GLboolean *params ) CHECK_EXT1(ARB_vertex_shader, "GetBooleanv"); params[0] = INT_TO_BOOLEAN(MAX_COMBINED_TEXTURE_IMAGE_UNITS); break; + case GL_CURRENT_PROGRAM: + CHECK_EXT1(ARB_shader_objects, "GetBooleanv"); + params[0] = INT_TO_BOOLEAN(ctx->Shader.CurrentProgram ? ctx->Shader.CurrentProgram->Name : 0); + break; default: _mesa_error(ctx, GL_INVALID_ENUM, "glGetBooleanv(pname=0x%x)", pname); } @@ -3705,7 +3709,7 @@ _mesa_GetFloatv( GLenum pname, GLfloat *params ) break; case GL_MAX_VARYING_FLOATS_ARB: CHECK_EXT1(ARB_vertex_shader, "GetFloatv"); - params[0] = (GLfloat)(ctx->Const.MaxVaryingFloats); + params[0] = (GLfloat)(ctx->Const.MaxVarying * 4); break; case GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB: CHECK_EXT1(ARB_vertex_shader, "GetFloatv"); @@ -3715,6 +3719,10 @@ _mesa_GetFloatv( GLenum pname, GLfloat *params ) CHECK_EXT1(ARB_vertex_shader, "GetFloatv"); params[0] = (GLfloat)(MAX_COMBINED_TEXTURE_IMAGE_UNITS); break; + case GL_CURRENT_PROGRAM: + CHECK_EXT1(ARB_shader_objects, "GetFloatv"); + params[0] = (GLfloat)(ctx->Shader.CurrentProgram ? ctx->Shader.CurrentProgram->Name : 0); + break; default: _mesa_error(ctx, GL_INVALID_ENUM, "glGetFloatv(pname=0x%x)", pname); } @@ -5532,7 +5540,7 @@ _mesa_GetIntegerv( GLenum pname, GLint *params ) break; case GL_MAX_VARYING_FLOATS_ARB: CHECK_EXT1(ARB_vertex_shader, "GetIntegerv"); - params[0] = ctx->Const.MaxVaryingFloats; + params[0] = ctx->Const.MaxVarying * 4; break; case GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB: CHECK_EXT1(ARB_vertex_shader, "GetIntegerv"); @@ -5542,6 +5550,10 @@ _mesa_GetIntegerv( GLenum pname, GLint *params ) CHECK_EXT1(ARB_vertex_shader, "GetIntegerv"); params[0] = MAX_COMBINED_TEXTURE_IMAGE_UNITS; break; + case GL_CURRENT_PROGRAM: + CHECK_EXT1(ARB_shader_objects, "GetIntegerv"); + params[0] = ctx->Shader.CurrentProgram ? ctx->Shader.CurrentProgram->Name : 0; + break; default: _mesa_error(ctx, GL_INVALID_ENUM, "glGetIntegerv(pname=0x%x)", pname); } diff --git a/src/mesa/main/get_gen.py b/src/mesa/main/get_gen.py index 0b6cd3e5c58..33be7689997 100644 --- a/src/mesa/main/get_gen.py +++ b/src/mesa/main/get_gen.py @@ -989,11 +989,18 @@ StateVars = [ ["ctx->Const.VertexProgram.MaxUniformComponents"], "", ["ARB_vertex_shader"] ), ( "GL_MAX_VARYING_FLOATS_ARB", GLint, - ["ctx->Const.MaxVaryingFloats"], "", ["ARB_vertex_shader"] ), + ["ctx->Const.MaxVarying * 4"], "", ["ARB_vertex_shader"] ), ( "GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB", GLint, ["ctx->Const.MaxVertexTextureImageUnits"], "", ["ARB_vertex_shader"] ), ( "GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB", GLint, - ["MAX_COMBINED_TEXTURE_IMAGE_UNITS"], "", ["ARB_vertex_shader"] ) + ["MAX_COMBINED_TEXTURE_IMAGE_UNITS"], "", ["ARB_vertex_shader"] ), + + # GL_ARB_shader_objects + # Actually, this token isn't part of GL_ARB_shader_objects, but is + # close enough for now. + ( "GL_CURRENT_PROGRAM", GLint, + ["ctx->Shader.CurrentProgram ? ctx->Shader.CurrentProgram->Name : 0"], + "", ["ARB_shader_objects"] ) ] diff --git a/src/mesa/main/getstring.c b/src/mesa/main/getstring.c index 0c925ed761b..973649da0dd 100644 --- a/src/mesa/main/getstring.c +++ b/src/mesa/main/getstring.c @@ -54,8 +54,8 @@ _mesa_GetString( GLenum name ) static const char *version_1_3 = "1.3 Mesa " MESA_VERSION_STRING; static const char *version_1_4 = "1.4 Mesa " MESA_VERSION_STRING; static const char *version_1_5 = "1.5 Mesa " MESA_VERSION_STRING; - static const char *version_2_0 = "1.5 Mesa " MESA_VERSION_STRING; - static const char *version_2_1 = "1.5 Mesa " MESA_VERSION_STRING; + static const char *version_2_0 = "2.0 Mesa " MESA_VERSION_STRING; + static const char *version_2_1 = "2.1 Mesa " MESA_VERSION_STRING; #if FEATURE_ARB_shading_language_100 static const char *sl_version_110 = "1.10 Mesa " MESA_VERSION_STRING; diff --git a/src/mesa/main/imports.c b/src/mesa/main/imports.c index 890d1a4e32e..e2d44fa07c4 100644 --- a/src/mesa/main/imports.c +++ b/src/mesa/main/imports.c @@ -849,15 +849,23 @@ _mesa_strncmp( const char *s1, const char *s2, size_t n ) return strncmp(s1, s2, n); } -/** Implemented using _mesa_malloc() and _mesa_strcpy */ +/** + * Implemented using _mesa_malloc() and _mesa_strcpy. + * Note that NULL is handled accordingly. + */ char * _mesa_strdup( const char *s ) { - size_t l = _mesa_strlen(s); - char *s2 = (char *) _mesa_malloc(l + 1); - if (s2) - _mesa_strcpy(s2, s); - return s2; + if (s) { + size_t l = _mesa_strlen(s); + char *s2 = (char *) _mesa_malloc(l + 1); + if (s2) + _mesa_strcpy(s2, s); + return s2; + } + else { + return NULL; + } } /** Wrapper around atoi() */ diff --git a/src/mesa/main/matrix.c b/src/mesa/main/matrix.c index b2aa83e1890..0f96f949096 100644 --- a/src/mesa/main/matrix.c +++ b/src/mesa/main/matrix.c @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.3 + * Version: 6.5.3 * - * Copyright (C) 1999-2005 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2007 Brian Paul 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"), @@ -230,7 +230,7 @@ void GLAPIENTRY _mesa_PushMatrix( void ) { GET_CURRENT_CONTEXT(ctx); - struct matrix_stack *stack = ctx->CurrentStack; + struct gl_matrix_stack *stack = ctx->CurrentStack; ASSERT_OUTSIDE_BEGIN_END(ctx); if (MESA_VERBOSE&VERBOSE_API) @@ -270,7 +270,7 @@ void GLAPIENTRY _mesa_PopMatrix( void ) { GET_CURRENT_CONTEXT(ctx); - struct matrix_stack *stack = ctx->CurrentStack; + struct gl_matrix_stack *stack = ctx->CurrentStack; ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); if (MESA_VERBOSE&VERBOSE_API) @@ -766,7 +766,7 @@ void _mesa_update_modelview_project( GLcontext *ctx, GLuint new_state ) * initialize it. */ static void -init_matrix_stack( struct matrix_stack *stack, +init_matrix_stack( struct gl_matrix_stack *stack, GLuint maxDepth, GLuint dirtyFlag ) { GLuint i; @@ -792,7 +792,7 @@ init_matrix_stack( struct matrix_stack *stack, * frees the array. */ static void -free_matrix_stack( struct matrix_stack *stack ) +free_matrix_stack( struct gl_matrix_stack *stack ) { GLuint i; for (i = 0; i < stack->MaxDepth; i++) { diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index df77c6cbf90..828b0f2384e 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -7,9 +7,9 @@ /* * Mesa 3-D graphics library - * Version: 6.5 + * Version: 6.5.3 * - * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2007 Brian Paul 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"), @@ -45,6 +45,12 @@ /** + * Special, internal token + */ +#define GL_SHADER_PROGRAM 0x9999 + + +/** * Color channel data type. */ #if CHAN_BITS == 8 @@ -213,22 +219,6 @@ enum #define VERT_BIT_GENERIC(g) (1 << (VERT_ATTRIB_GENERIC0 + (g))) /*@}*/ -/** - * GLSL allows shader writers to allocate vertex result attributes (varyings) in - * single float component granularity. This is in contrast to vertex / fragment - * programs, where result attributes (actually texcoords) were allocated - * in 4-component vectors of floats granularity. - * For performance reasons, it would be optimal to stick with this scheme on a scalar - * processor. Varyings will likely be allocated as 3-component vectors, so statistically - * we win 2 floats. - * The constant VARYINGS_PER_VECTOR tells us how much of float components we pack into - * one result vector. For scalar processor it would be 1, for vector processor - 4. - * - * NOTE: Currently we pack varyings into vertex attributes. - */ -#define VARYINGS_PER_VECTOR 2 -#define VARYING_EMIT_STYLE EMIT_2F -#define MAX_VARYING_VECTORS ((MAX_VARYING_FLOATS + VARYINGS_PER_VECTOR - 1) / VARYINGS_PER_VECTOR) /** * Indexes for vertex program result attributes @@ -250,7 +240,8 @@ enum #define VERT_RESULT_BFC0 13 #define VERT_RESULT_BFC1 14 #define VERT_RESULT_EDGE 15 -#define VERT_RESULT_MAX 16 +#define VERT_RESULT_VAR0 16 /**< shader varying */ +#define VERT_RESULT_MAX (VERT_RESULT_VAR0 + MAX_VARYING) /*@}*/ @@ -271,7 +262,8 @@ enum FRAG_ATTRIB_TEX5 = 9, FRAG_ATTRIB_TEX6 = 10, FRAG_ATTRIB_TEX7 = 11, - FRAG_ATTRIB_MAX = 12 + FRAG_ATTRIB_VAR0 = 12, /**< shader varying */ + FRAG_ATTRIB_MAX = (FRAG_ATTRIB_VAR0 + MAX_VARYING) }; /** @@ -290,6 +282,10 @@ enum #define FRAG_BIT_TEX5 (1 << FRAG_ATTRIB_TEX5) #define FRAG_BIT_TEX6 (1 << FRAG_ATTRIB_TEX6) #define FRAG_BIT_TEX7 (1 << FRAG_ATTRIB_TEX7) +#define FRAG_BIT_VAR0 (1 << FRAG_ATTRIB_VAR0) + +#define FRAG_BIT_TEX(U) (FRAG_BIT_TEX0 << (U)) +#define FRAG_BIT_VAR(V) (FRAG_BIT_VAR0 << (V)) #define FRAG_BITS_TEX_ANY (FRAG_BIT_TEX0| \ FRAG_BIT_TEX1| \ @@ -305,12 +301,14 @@ enum /** * Fragment program results */ -/*@{*/ -#define FRAG_RESULT_COLR 0 -#define FRAG_RESULT_COLH 1 -#define FRAG_RESULT_DEPR 2 -#define FRAG_RESULT_MAX 3 -/*@}*/ +enum +{ + FRAG_RESULT_COLR = 0, + FRAG_RESULT_COLH = 1, + FRAG_RESULT_DEPR = 2, + FRAG_RESULT_DATA0 = 3, + FRAG_RESULT_MAX = (FRAG_RESULT_DATA0 + MAX_DRAW_BUFFERS) +}; /** @@ -1829,22 +1827,31 @@ struct gl_evaluators /** * Names of the various vertex/fragment program register files, etc. + * * NOTE: first four tokens must fit into 2 bits (see t_vb_arbprogram.c) * All values should fit in a 4-bit field. + * + * NOTE: PROGRAM_ENV_PARAM, PROGRAM_STATE_VAR, PROGRAM_NAMED_PARAM, + * PROGRAM_CONSTANT, and PROGRAM_UNIFORM can all be considered to + * be "uniform" variables since they can only be set outside glBegin/End. + * They're also all stored in the same Parameters array. */ enum register_file { - PROGRAM_TEMPORARY = 0, - PROGRAM_LOCAL_PARAM = 1, - PROGRAM_ENV_PARAM = 2, - PROGRAM_STATE_VAR = 3, - PROGRAM_INPUT = 4, - PROGRAM_OUTPUT = 5, - PROGRAM_NAMED_PARAM = 6, - PROGRAM_CONSTANT = 7, - PROGRAM_WRITE_ONLY = 8, - PROGRAM_ADDRESS = 9, - PROGRAM_UNDEFINED = 10, /* invalid value */ + PROGRAM_TEMPORARY = 0, /**< machine->Temporary[] */ + PROGRAM_LOCAL_PARAM = 1, /**< gl_program->LocalParams[] */ + PROGRAM_ENV_PARAM = 2, /**< gl_program->Parameters[] */ + PROGRAM_STATE_VAR = 3, /**< gl_program->Parameters[] */ + PROGRAM_INPUT = 4, /**< machine->Inputs[] */ + PROGRAM_OUTPUT = 5, /**< machine->Outputs[] */ + PROGRAM_NAMED_PARAM = 6, /**< gl_program->Parameters[] */ + PROGRAM_CONSTANT = 7, /**< gl_program->Parameters[] */ + PROGRAM_UNIFORM = 8, /**< gl_program->Parameters[] */ + PROGRAM_VARYING = 9, /**< machine->Inputs[]/Outputs[] */ + PROGRAM_WRITE_ONLY = 10, /**< A dummy, write-only register */ + PROGRAM_ADDRESS = 11, /**< machine->AddressReg */ + PROGRAM_SAMPLER = 12, /**< for shader samplers, compile-time only */ + PROGRAM_UNDEFINED = 13, /**< Invalid value */ PROGRAM_FILE_MAX }; @@ -1860,22 +1867,28 @@ struct gl_program_parameter_list; struct gl_program { GLuint Id; - GLubyte *String; /**< Null-terminated program text */ + GLubyte *String; /**< Null-terminated program text */ GLint RefCount; - GLenum Target; - GLenum Format; /**< String encoding format */ + GLenum Target; /**< GL_VERTEX/FRAGMENT_PROGRAM_ARB, GL_FRAGMENT_PROGRAM_NV */ + GLenum Format; /**< String encoding format */ GLboolean Resident; struct prog_instruction *Instructions; - GLbitfield InputsRead; /* Bitmask of which input regs are read */ - GLbitfield OutputsWritten; /* Bitmask of which output regs are written to */ + GLbitfield InputsRead; /**< Bitmask of which input regs are read */ + GLbitfield OutputsWritten; /**< Bitmask of which output regs are written to */ + GLbitfield TexturesUsed[MAX_TEXTURE_IMAGE_UNITS]; /**< TEXTURE_x_BIT bitmask */ /** Named parameters, constants, etc. from program text */ struct gl_program_parameter_list *Parameters; /** Numbered local parameters */ GLfloat LocalParams[MAX_PROGRAM_LOCAL_PARAMS][4]; + /** Vertex/fragment shader varying vars */ + struct gl_program_parameter_list *Varying; + /** Vertex program user-defined attributes */ + struct gl_program_parameter_list *Attributes; + /** Logical counts */ /*@{*/ GLuint NumInstructions; @@ -1883,6 +1896,9 @@ struct gl_program GLuint NumParameters; GLuint NumAttributes; GLuint NumAddressRegs; + GLuint NumAluInstructions; + GLuint NumTexInstructions; + GLuint NumTexIndirections; /*@}*/ /** Native, actual h/w counts */ /*@{*/ @@ -1891,6 +1907,9 @@ struct gl_program GLuint NumNativeParameters; GLuint NumNativeAttributes; GLuint NumNativeAddressRegs; + GLuint NumNativeAluInstructions; + GLuint NumNativeTexInstructions; + GLuint NumNativeTexIndirections; /*@}*/ }; @@ -1909,13 +1928,6 @@ struct gl_vertex_program struct gl_fragment_program { struct gl_program Base; /**< base class */ - GLbitfield TexturesUsed[MAX_TEXTURE_IMAGE_UNITS]; /**< TEXTURE_x_BIT bitmask */ - GLuint NumAluInstructions; /**< GL_ARB_fragment_program */ - GLuint NumTexInstructions; - GLuint NumTexIndirections; - GLuint NumNativeAluInstructions; /**< GL_ARB_fragment_program */ - GLuint NumNativeTexInstructions; - GLuint NumNativeTexIndirections; GLenum FogOption; GLboolean UsesKill; }; @@ -1940,16 +1952,24 @@ struct gl_vertex_program_state GLboolean _Enabled; /**< Enabled and valid program? */ GLboolean PointSizeEnabled; /**< GL_VERTEX_PROGRAM_POINT_SIZE_ARB/NV */ GLboolean TwoSideEnabled; /**< GL_VERTEX_PROGRAM_TWO_SIDE_ARB/NV */ - struct gl_vertex_program *Current; /**< ptr to currently bound program */ - const struct gl_vertex_program *_Current; /**< ptr to currently bound - program, including internal - (t_vp_build.c) programs */ + struct gl_vertex_program *Current; /**< user-bound vertex program */ - GLfloat Parameters[MAX_NV_VERTEX_PROGRAM_PARAMS][4]; /**< Env params */ + /** Currently enabled and valid program (including internal programs + * and compiled shader programs). + */ + struct gl_vertex_program *_Current; + + GLfloat Parameters[MAX_PROGRAM_ENV_PARAMS][4]; /**< Env params */ /* For GL_NV_vertex_program only: */ - GLenum TrackMatrix[MAX_NV_VERTEX_PROGRAM_PARAMS / 4]; - GLenum TrackMatrixTransform[MAX_NV_VERTEX_PROGRAM_PARAMS / 4]; + GLenum TrackMatrix[MAX_PROGRAM_ENV_PARAMS / 4]; + GLenum TrackMatrixTransform[MAX_PROGRAM_ENV_PARAMS / 4]; + + /** Should fixed-function T&L be implemented with a vertex prog? */ + GLboolean _MaintainTnlProgram; + + /** Program to emulate fixed-function T&L (see above) */ + struct gl_vertex_program *_TnlProgram; #if FEATURE_MESA_program_debug GLprogramcallbackMESA Callback; @@ -1967,11 +1987,20 @@ struct gl_fragment_program_state { GLboolean Enabled; /**< User-set fragment program enable flag */ GLboolean _Enabled; /**< Fragment program enabled and valid? */ - GLboolean _Active; /**< Is a user program or internal program active? */ - struct gl_fragment_program *Current; /**< User-bound program */ - const struct gl_fragment_program *_Current; /**< currently active program - (including internal programs) */ - GLfloat Parameters[MAX_NV_FRAGMENT_PROGRAM_PARAMS][4]; /**< Env params */ + struct gl_fragment_program *Current; /**< User-bound fragment program */ + + /** Currently enabled and valid program (including internal programs + * and compiled shader programs). + */ + struct gl_fragment_program *_Current; + + GLfloat Parameters[MAX_PROGRAM_ENV_PARAMS][4]; /**< Env params */ + + /** Should fixed-function texturing be implemented with a fragment prog? */ + GLboolean _MaintainTexEnvProgram; + + /** Program to emulate fixed-function texture env/combine (see above) */ + struct gl_fragment_program *_TexEnvProgram; #if FEATURE_MESA_program_debug GLprogramcallbackMESA Callback; @@ -2048,14 +2077,60 @@ struct gl_query_state }; + /** - * Context state for vertex/fragment shaders. + * A GLSL shader object. */ -struct gl_shader_objects_state +struct gl_shader { - struct gl2_program_intf **CurrentProgram; - GLboolean _VertexShaderPresent; - GLboolean _FragmentShaderPresent; + GLenum Type; /**< GL_FRAGMENT_SHADER || GL_VERTEX_SHADER (first field!) */ + GLuint Name; /**< AKA the handle */ + GLint RefCount; /**< Reference count */ + GLboolean DeletePending; + + const GLchar *Source; /**< Source code string */ + GLboolean CompileStatus; + GLuint NumPrograms; /**< size of Programs[] array */ + struct gl_program **Programs; /**< Post-compile assembly code */ + GLchar *InfoLog; +}; + + +/** + * A GLSL program object. Basically a linked collection of "shaders". + */ +struct gl_shader_program +{ + GLenum Type; /**< Always GL_SHADER_PROGRAM (internal token) */ + GLuint Name; /**< aka handle or ID */ + GLint RefCount; /**< Reference count */ + GLboolean DeletePending; + + GLuint NumShaders; /**< number of attached shaders */ + struct gl_shader **Shaders; /**< List of attached the shaders */ + + /* post-link info: */ + struct gl_vertex_program *VertexProgram; /**< Linked vertex program */ + struct gl_fragment_program *FragmentProgram; /**< Linked fragment prog */ + struct gl_program_parameter_list *Uniforms; /**< Plus constants, etc */ + struct gl_program_parameter_list *Varying; + struct gl_program_parameter_list *Attributes; /**< Vertex attributes */ + GLboolean LinkStatus; /**< GL_LINK_STATUS */ + GLboolean Validated; + GLchar *InfoLog; +}; + + +/** + * Context state for GLSL vertex/fragment shaders. + */ +struct gl_shader_state +{ + struct gl_shader_program *CurrentProgram; /**< The user-bound program */ + /** Driver-selectable options: */ + GLboolean EmitHighLevelInstructions; /**< IF/ELSE/ENDIF vs. BRA, etc. */ + GLboolean EmitCondCodes; /**< Use condition codes? */ + GLboolean EmitComments; /**< Annotated instructions */ }; @@ -2116,7 +2191,8 @@ struct gl_shared_state #endif #if FEATURE_ARB_shader_objects - struct _mesa_HashTable *GL2Objects; + /** Table of both gl_shader and gl_shader_program objects */ + struct _mesa_HashTable *ShaderObjects; #endif #if FEATURE_EXT_framebuffer_object @@ -2396,7 +2472,7 @@ struct gl_constants GLuint MaxRenderbufferSize; /* GL_ARB_vertex_shader */ GLuint MaxVertexTextureImageUnits; - GLuint MaxVaryingFloats; + GLuint MaxVarying; }; @@ -2534,7 +2610,7 @@ struct gl_extensions /** * A stack of matrices (projection, modelview, color, texture, etc). */ -struct matrix_stack +struct gl_matrix_stack { GLmatrix *Top; /**< points into Stack */ GLmatrix *Stack; /**< array [MaxDepth] of GLmatrix */ @@ -2765,7 +2841,7 @@ struct mesa_display_list /** * State used during display list compilation and execution. */ -struct mesa_list_state +struct gl_dlist_state { struct mesa_display_list *CallStack[MAX_LIST_NESTING]; GLuint CallDepth; /**< Current recursion calling depth */ @@ -2837,26 +2913,25 @@ struct __GLcontextRec struct dd_function_table Driver; void *DriverCtx; /**< Points to device driver context/state */ - void *DriverMgrCtx; /**< Points to device driver manager (optional)*/ /** Core/Driver constants */ struct gl_constants Const; /** \name The various 4x4 matrix stacks */ /*@{*/ - struct matrix_stack ModelviewMatrixStack; - struct matrix_stack ProjectionMatrixStack; - struct matrix_stack ColorMatrixStack; - struct matrix_stack TextureMatrixStack[MAX_TEXTURE_COORD_UNITS]; - struct matrix_stack ProgramMatrixStack[MAX_PROGRAM_MATRICES]; - struct matrix_stack *CurrentStack; /**< Points to one of the above stacks */ + struct gl_matrix_stack ModelviewMatrixStack; + struct gl_matrix_stack ProjectionMatrixStack; + struct gl_matrix_stack ColorMatrixStack; + struct gl_matrix_stack TextureMatrixStack[MAX_TEXTURE_COORD_UNITS]; + struct gl_matrix_stack ProgramMatrixStack[MAX_PROGRAM_MATRICES]; + struct gl_matrix_stack *CurrentStack; /**< Points to one of the above stacks */ /*@}*/ /** Combined modelview and projection matrix */ GLmatrix _ModelProjectMatrix; /** \name Display lists */ - struct mesa_list_state ListState; + struct gl_dlist_state ListState; GLboolean ExecuteFlag; /**< Execute GL commands? */ GLboolean CompileFlag; /**< Compile GL commands into display list? */ @@ -2939,16 +3014,9 @@ struct __GLcontextRec struct gl_fragment_program_state FragmentProgram; /**< GL_ARB/NV_vertex_program */ struct gl_ati_fragment_shader_state ATIFragmentShader; /**< GL_ATI_fragment_shader */ - struct gl_fragment_program *_TexEnvProgram; /**< Texture state as fragment program */ - struct gl_vertex_program *_TnlProgram; /**< Fixed func TNL state as vertex program */ - - GLboolean _MaintainTnlProgram; - GLboolean _MaintainTexEnvProgram; - GLboolean _UseTexEnvProgram; - struct gl_query_state Query; /**< GL_ARB_occlusion_query */ - struct gl_shader_objects_state ShaderObjects; /* GL_ARB_shader_objects */ + struct gl_shader_state Shader; /**< GLSL shader object state */ /*@}*/ #if FEATURE_EXT_framebuffer_object diff --git a/src/mesa/main/pixel.c b/src/mesa/main/pixel.c index b9e23d80b62..eb4fd6e7c94 100644 --- a/src/mesa/main/pixel.c +++ b/src/mesa/main/pixel.c @@ -911,16 +911,16 @@ _mesa_PixelTransferf( GLenum pname, GLfloat param ) ctx->Pixel.PostConvolutionBias[2] = param; break; case GL_POST_CONVOLUTION_ALPHA_SCALE: - if (ctx->Pixel.PostConvolutionScale[2] == param) + if (ctx->Pixel.PostConvolutionScale[3] == param) return; FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionScale[2] = param; + ctx->Pixel.PostConvolutionScale[3] = param; break; case GL_POST_CONVOLUTION_ALPHA_BIAS: - if (ctx->Pixel.PostConvolutionBias[2] == param) + if (ctx->Pixel.PostConvolutionBias[3] == param) return; FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionBias[2] = param; + ctx->Pixel.PostConvolutionBias[3] = param; break; default: _mesa_error( ctx, GL_INVALID_ENUM, "glPixelTransfer(pname)" ); diff --git a/src/mesa/main/shaders.c b/src/mesa/main/shaders.c new file mode 100644 index 00000000000..58be1f46e57 --- /dev/null +++ b/src/mesa/main/shaders.c @@ -0,0 +1,680 @@ +/* + * Mesa 3-D graphics library + * Version: 6.5.3 + * + * Copyright (C) 2004-2007 Brian Paul 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. + */ + + +#include "glheader.h" +#include "context.h" +#include "shaders.h" + + +/** + * These are basically just wrappers/adaptors for calling the + * ctx->Driver.foobar() GLSL-related functions. + * + * Things are biased toward the OpenGL 2.0 functions rather than the + * ARB extensions (i.e. the ARB functions are layered on the 2.0 functions). + * + * The general idea here is to allow enough modularity such that a + * completely different GLSL implemenation can be plugged in and co-exist + * with Mesa's native GLSL code. + */ + + + +void GLAPIENTRY +_mesa_AttachObjectARB(GLhandleARB program, GLhandleARB shader) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.AttachShader(ctx, program, shader); +} + + +void GLAPIENTRY +_mesa_AttachShader(GLuint program, GLuint shader) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.AttachShader(ctx, program, shader); +} + + +void GLAPIENTRY +_mesa_BindAttribLocationARB(GLhandleARB program, GLuint index, + const GLcharARB *name) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.BindAttribLocation(ctx, program, index, name); +} + + +void GLAPIENTRY +_mesa_CompileShaderARB(GLhandleARB shaderObj) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.CompileShader(ctx, shaderObj); +} + + +GLuint GLAPIENTRY +_mesa_CreateShader(GLenum type) +{ + GET_CURRENT_CONTEXT(ctx); + return ctx->Driver.CreateShader(ctx, type); +} + + +GLhandleARB APIENTRY +_mesa_CreateShaderObjectARB(GLenum type) +{ + GET_CURRENT_CONTEXT(ctx); + return ctx->Driver.CreateShader(ctx, type); +} + + +GLuint GLAPIENTRY +_mesa_CreateProgram(void) +{ + GET_CURRENT_CONTEXT(ctx); + return ctx->Driver.CreateProgram(ctx); +} + + +GLhandleARB APIENTRY +_mesa_CreateProgramObjectARB(void) +{ + GET_CURRENT_CONTEXT(ctx); + return ctx->Driver.CreateProgram(ctx); +} + + +void GLAPIENTRY +_mesa_DeleteObjectARB(GLhandleARB obj) +{ + if (obj) { + GET_CURRENT_CONTEXT(ctx); + if (ctx->Driver.IsProgram(ctx, obj)) { + ctx->Driver.DeleteProgram2(ctx, obj); + } + else if (ctx->Driver.IsShader(ctx, obj)) { + ctx->Driver.DeleteShader(ctx, obj); + } + else { + /* error? */ + } + } +} + + +void GLAPIENTRY +_mesa_DeleteProgram(GLuint name) +{ + if (name) { + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.DeleteProgram2(ctx, name); + } +} + + +void GLAPIENTRY +_mesa_DeleteShader(GLuint name) +{ + if (name) { + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.DeleteShader(ctx, name); + } +} + + +void GLAPIENTRY +_mesa_DetachObjectARB(GLhandleARB program, GLhandleARB shader) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.DetachShader(ctx, program, shader); +} + + +void GLAPIENTRY +_mesa_DetachShader(GLuint program, GLuint shader) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.DetachShader(ctx, program, shader); +} + + +void GLAPIENTRY +_mesa_GetActiveAttribARB(GLhandleARB program, GLuint index, + GLsizei maxLength, GLsizei * length, GLint * size, + GLenum * type, GLcharARB * name) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.GetActiveAttrib(ctx, program, index, maxLength, length, size, + type, name); +} + + +void GLAPIENTRY +_mesa_GetActiveUniformARB(GLhandleARB program, GLuint index, + GLsizei maxLength, GLsizei * length, GLint * size, + GLenum * type, GLcharARB * name) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.GetActiveUniform(ctx, program, index, maxLength, length, size, + type, name); +} + + +void GLAPIENTRY +_mesa_GetAttachedObjectsARB(GLhandleARB container, GLsizei maxCount, + GLsizei * count, GLhandleARB * obj) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.GetAttachedShaders(ctx, container, maxCount, count, obj); +} + + +void GLAPIENTRY +_mesa_GetAttachedShaders(GLuint program, GLsizei maxCount, + GLsizei *count, GLuint *obj) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.GetAttachedShaders(ctx, program, maxCount, count, obj); +} + + +GLint GLAPIENTRY +_mesa_GetAttribLocationARB(GLhandleARB program, const GLcharARB * name) +{ + GET_CURRENT_CONTEXT(ctx); + return ctx->Driver.GetAttribLocation(ctx, program, name); +} + + +void GLAPIENTRY +_mesa_GetInfoLogARB(GLhandleARB object, GLsizei maxLength, GLsizei * length, + GLcharARB * infoLog) +{ + GET_CURRENT_CONTEXT(ctx); + /* Implement in terms of GetProgramInfoLog, GetShaderInfoLog */ + if (ctx->Driver.IsProgram(ctx, object)) { + ctx->Driver.GetProgramInfoLog(ctx, object, maxLength, length, infoLog); + } + else if (ctx->Driver.IsShader(ctx, object)) { + ctx->Driver.GetShaderInfoLog(ctx, object, maxLength, length, infoLog); + } + else { + _mesa_error(ctx, GL_INVALID_OPERATION, "glGetInfoLogARB"); + } +} + + +void GLAPIENTRY +_mesa_GetObjectParameterivARB(GLhandleARB object, GLenum pname, GLint *params) +{ + GET_CURRENT_CONTEXT(ctx); + /* Implement in terms of GetProgramiv, GetShaderiv */ + if (ctx->Driver.IsProgram(ctx, object)) { + ctx->Driver.GetProgramiv(ctx, object, pname, params); + } + else if (ctx->Driver.IsShader(ctx, object)) { + ctx->Driver.GetShaderiv(ctx, object, pname, params); + } + else { + _mesa_error(ctx, GL_INVALID_OPERATION, "glGetObjectParameterivARB"); + } +} + + +void GLAPIENTRY +_mesa_GetObjectParameterfvARB(GLhandleARB object, GLenum pname, + GLfloat *params) +{ + GLint iparams[1]; /* XXX is one element enough? */ + _mesa_GetObjectParameterivARB(object, pname, iparams); + params[0] = (GLfloat) iparams[0]; +} + + +void GLAPIENTRY +_mesa_GetProgramiv(GLuint program, GLenum pname, GLint *params) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.GetProgramiv(ctx, program, pname, params); +} + + +void GLAPIENTRY +_mesa_GetShaderiv(GLuint shader, GLenum pname, GLint *params) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.GetShaderiv(ctx, shader, pname, params); +} + + +void GLAPIENTRY +_mesa_GetProgramInfoLog(GLuint program, GLsizei bufSize, + GLsizei *length, GLchar *infoLog) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.GetProgramInfoLog(ctx, program, bufSize, length, infoLog); +} + + +void GLAPIENTRY +_mesa_GetShaderInfoLog(GLuint shader, GLsizei bufSize, + GLsizei *length, GLchar *infoLog) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.GetShaderInfoLog(ctx, shader, bufSize, length, infoLog); +} + + +void GLAPIENTRY +_mesa_GetShaderSourceARB(GLhandleARB shader, GLsizei maxLength, + GLsizei *length, GLcharARB *sourceOut) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.GetShaderSource(ctx, shader, maxLength, length, sourceOut); +} + + +void GLAPIENTRY +_mesa_GetUniformfvARB(GLhandleARB program, GLint location, GLfloat * params) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.GetUniformfv(ctx, program, location, params); +} + + +void GLAPIENTRY +_mesa_GetUniformivARB(GLhandleARB program, GLint location, GLint * params) +{ + GET_CURRENT_CONTEXT(ctx); + GLfloat fparams[16]; /* XXX is 16 enough? */ + GLuint i; + ctx->Driver.GetUniformfv(ctx, program, location, fparams); + for (i = 0; i < 16; i++) + params[i] = (GLint) fparams[i]; /* XXX correct? */ +} + + + +#if 0 +GLint APIENTRY +_mesa_GetUniformLocation(GLuint program, const GLcharARB *name) +{ + GET_CURRENT_CONTEXT(ctx); + return ctx->Driver.GetUniformLocation(ctx, program, name); +} +#endif + + +GLhandleARB GLAPIENTRY +_mesa_GetHandleARB(GLenum pname) +{ + GET_CURRENT_CONTEXT(ctx); + return ctx->Driver.GetHandle(ctx, pname); +} + + +GLint APIENTRY +_mesa_GetUniformLocationARB(GLhandleARB programObj, const GLcharARB *name) +{ + GET_CURRENT_CONTEXT(ctx); + return ctx->Driver.GetUniformLocation(ctx, programObj, name); +} + + +GLboolean GLAPIENTRY +_mesa_IsProgram(GLuint name) +{ + GET_CURRENT_CONTEXT(ctx); + return ctx->Driver.IsProgram(ctx, name); +} + + +GLboolean GLAPIENTRY +_mesa_IsShader(GLuint name) +{ + GET_CURRENT_CONTEXT(ctx); + return ctx->Driver.IsShader(ctx, name); +} + + +void GLAPIENTRY +_mesa_LinkProgramARB(GLhandleARB programObj) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.LinkProgram(ctx, programObj); +} + + +/** + * Called via glShaderSource() and glShaderSourceARB() API functions. + * Basically, concatenate the source code strings into one long string + * and pass it to ctx->Driver.ShaderSource(). + */ +void GLAPIENTRY +_mesa_ShaderSourceARB(GLhandleARB shaderObj, GLsizei count, + const GLcharARB ** string, const GLint * length) +{ + GET_CURRENT_CONTEXT(ctx); + GLint *offsets; + GLsizei i, totalLength; + GLcharARB *source; + + if (string == NULL) { + _mesa_error(ctx, GL_INVALID_VALUE, "glShaderSourceARB"); + return; + } + + /* + * This array holds offsets of where the appropriate string ends, thus the + * last element will be set to the total length of the source code. + */ + offsets = (GLint *) _mesa_malloc(count * sizeof(GLint)); + if (offsets == NULL) { + _mesa_error(ctx, GL_OUT_OF_MEMORY, "glShaderSourceARB"); + return; + } + + for (i = 0; i < count; i++) { + if (string[i] == NULL) { + _mesa_free((GLvoid *) offsets); + _mesa_error(ctx, GL_INVALID_VALUE, "glShaderSourceARB(null string)"); + return; + } + if (length == NULL || length[i] < 0) + offsets[i] = _mesa_strlen(string[i]); + else + offsets[i] = length[i]; + /* accumulate string lengths */ + if (i > 0) + offsets[i] += offsets[i - 1]; + } + + /* Total length of source string is sum off all strings plus two. + * One extra byte for terminating zero, another extra byte to silence + * valgrind warnings in the parser/grammer code. + */ + totalLength = offsets[count - 1] + 2; + source = (GLcharARB *) _mesa_malloc(totalLength * sizeof(GLcharARB)); + if (source == NULL) { + _mesa_free((GLvoid *) offsets); + _mesa_error(ctx, GL_OUT_OF_MEMORY, "glShaderSourceARB"); + return; + } + + for (i = 0; i < count; i++) { + GLint start = (i > 0) ? offsets[i - 1] : 0; + _mesa_memcpy(source + start, string[i], + (offsets[i] - start) * sizeof(GLcharARB)); + } + source[totalLength - 1] = '\0'; + source[totalLength - 2] = '\0'; + + ctx->Driver.ShaderSource(ctx, shaderObj, source); + + _mesa_free(offsets); +} + + +void GLAPIENTRY +_mesa_Uniform1fARB(GLint location, GLfloat v0) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.Uniform(ctx, location, 1, &v0, GL_FLOAT); +} + +void GLAPIENTRY +_mesa_Uniform2fARB(GLint location, GLfloat v0, GLfloat v1) +{ + GET_CURRENT_CONTEXT(ctx); + GLfloat v[2]; + v[0] = v0; + v[1] = v1; + ctx->Driver.Uniform(ctx, location, 1, v, GL_FLOAT_VEC2); +} + +void GLAPIENTRY +_mesa_Uniform3fARB(GLint location, GLfloat v0, GLfloat v1, GLfloat v2) +{ + GET_CURRENT_CONTEXT(ctx); + GLfloat v[3]; + v[0] = v0; + v[1] = v1; + v[2] = v2; + ctx->Driver.Uniform(ctx, location, 1, v, GL_FLOAT_VEC3); +} + +void GLAPIENTRY +_mesa_Uniform4fARB(GLint location, GLfloat v0, GLfloat v1, GLfloat v2, + GLfloat v3) +{ + GET_CURRENT_CONTEXT(ctx); + GLfloat v[4]; + v[0] = v0; + v[1] = v1; + v[2] = v2; + v[3] = v3; + ctx->Driver.Uniform(ctx, location, 1, v, GL_FLOAT_VEC4); +} + +void GLAPIENTRY +_mesa_Uniform1iARB(GLint location, GLint v0) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.Uniform(ctx, location, 1, &v0, GL_INT); +} + +void GLAPIENTRY +_mesa_Uniform2iARB(GLint location, GLint v0, GLint v1) +{ + GET_CURRENT_CONTEXT(ctx); + GLint v[2]; + v[0] = v0; + v[1] = v1; + ctx->Driver.Uniform(ctx, location, 1, v, GL_INT_VEC2); +} + +void GLAPIENTRY +_mesa_Uniform3iARB(GLint location, GLint v0, GLint v1, GLint v2) +{ + GET_CURRENT_CONTEXT(ctx); + GLint v[3]; + v[0] = v0; + v[1] = v1; + v[2] = v2; + ctx->Driver.Uniform(ctx, location, 1, v, GL_INT_VEC3); +} + +void GLAPIENTRY +_mesa_Uniform4iARB(GLint location, GLint v0, GLint v1, GLint v2, GLint v3) +{ + GET_CURRENT_CONTEXT(ctx); + GLint v[4]; + v[0] = v0; + v[1] = v1; + v[2] = v2; + v[3] = v3; + ctx->Driver.Uniform(ctx, location, 1, v, GL_INT_VEC4); +} + +void GLAPIENTRY +_mesa_Uniform1fvARB(GLint location, GLsizei count, const GLfloat * value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.Uniform(ctx, location, count, value, GL_FLOAT); +} + +void GLAPIENTRY +_mesa_Uniform2fvARB(GLint location, GLsizei count, const GLfloat * value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.Uniform(ctx, location, count, value, GL_FLOAT_VEC2); +} + +void GLAPIENTRY +_mesa_Uniform3fvARB(GLint location, GLsizei count, const GLfloat * value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.Uniform(ctx, location, count, value, GL_FLOAT_VEC3); +} + +void GLAPIENTRY +_mesa_Uniform4fvARB(GLint location, GLsizei count, const GLfloat * value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.Uniform(ctx, location, count, value, GL_FLOAT_VEC4); +} + +void GLAPIENTRY +_mesa_Uniform1ivARB(GLint location, GLsizei count, const GLint * value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.Uniform(ctx, location, count, value, GL_INT); +} + +void GLAPIENTRY +_mesa_Uniform2ivARB(GLint location, GLsizei count, const GLint * value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.Uniform(ctx, location, count, value, GL_INT_VEC2); +} + +void GLAPIENTRY +_mesa_Uniform3ivARB(GLint location, GLsizei count, const GLint * value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.Uniform(ctx, location, count, value, GL_INT_VEC3); +} + +void GLAPIENTRY +_mesa_Uniform4ivARB(GLint location, GLsizei count, const GLint * value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.Uniform(ctx, location, count, value, GL_INT_VEC4); +} + + +void GLAPIENTRY +_mesa_UniformMatrix2fvARB(GLint location, GLsizei count, GLboolean transpose, + const GLfloat * value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.UniformMatrix(ctx, 2, 2, GL_FLOAT_MAT2, + location, count, transpose, value); +} + +void GLAPIENTRY +_mesa_UniformMatrix3fvARB(GLint location, GLsizei count, GLboolean transpose, + const GLfloat * value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.UniformMatrix(ctx, 3, 3, GL_FLOAT_MAT3, + location, count, transpose, value); +} + +void GLAPIENTRY +_mesa_UniformMatrix4fvARB(GLint location, GLsizei count, GLboolean transpose, + const GLfloat * value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.UniformMatrix(ctx, 4, 4, GL_FLOAT_MAT4, + location, count, transpose, value); +} + + +/** + * Non-square UniformMatrix are OpenGL 2.1 + */ +void GLAPIENTRY +_mesa_UniformMatrix2x3fv(GLint location, GLsizei count, GLboolean transpose, + const GLfloat *value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.UniformMatrix(ctx, 2, 3, GL_FLOAT_MAT2x3, + location, count, transpose, value); +} + +void GLAPIENTRY +_mesa_UniformMatrix3x2fv(GLint location, GLsizei count, GLboolean transpose, + const GLfloat *value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.UniformMatrix(ctx, 3, 2, GL_FLOAT_MAT3x2, + location, count, transpose, value); +} + +void GLAPIENTRY +_mesa_UniformMatrix2x4fv(GLint location, GLsizei count, GLboolean transpose, + const GLfloat *value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.UniformMatrix(ctx, 2, 4, GL_FLOAT_MAT2x4, + location, count, transpose, value); +} + +void GLAPIENTRY +_mesa_UniformMatrix4x2fv(GLint location, GLsizei count, GLboolean transpose, + const GLfloat *value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.UniformMatrix(ctx, 4, 2, GL_FLOAT_MAT4x2, + location, count, transpose, value); +} + +void GLAPIENTRY +_mesa_UniformMatrix3x4fv(GLint location, GLsizei count, GLboolean transpose, + const GLfloat *value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.UniformMatrix(ctx, 3, 4, GL_FLOAT_MAT3x4, + location, count, transpose, value); +} + +void GLAPIENTRY +_mesa_UniformMatrix4x3fv(GLint location, GLsizei count, GLboolean transpose, + const GLfloat *value) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.UniformMatrix(ctx, 4, 3, GL_FLOAT_MAT4x3, + location, count, transpose, value); +} + + +void GLAPIENTRY +_mesa_UseProgramObjectARB(GLhandleARB program) +{ + GET_CURRENT_CONTEXT(ctx); + FLUSH_VERTICES(ctx, _NEW_PROGRAM); + ctx->Driver.UseProgram(ctx, program); +} + + +void GLAPIENTRY +_mesa_ValidateProgramARB(GLhandleARB program) +{ + GET_CURRENT_CONTEXT(ctx); + ctx->Driver.ValidateProgram(ctx, program); +} + diff --git a/src/mesa/main/shaders.h b/src/mesa/main/shaders.h new file mode 100644 index 00000000000..17339ccf623 --- /dev/null +++ b/src/mesa/main/shaders.h @@ -0,0 +1,236 @@ +/* + * Mesa 3-D graphics library + * Version: 6.5.3 + * + * Copyright (C) 2004-2007 Brian Paul 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 SHADERS_H +#define SHADERS_H + + +#include "glheader.h" +#include "mtypes.h" + + +extern void GLAPIENTRY +_mesa_DeleteObjectARB(GLhandleARB obj); + +extern GLhandleARB GLAPIENTRY +_mesa_GetHandleARB(GLenum pname); + +extern void GLAPIENTRY +_mesa_DetachObjectARB (GLhandleARB, GLhandleARB); + +extern GLhandleARB GLAPIENTRY +_mesa_CreateShaderObjectARB (GLenum); + +extern void GLAPIENTRY +_mesa_ShaderSourceARB (GLhandleARB, GLsizei, const GLcharARB* *, const GLint *); + +extern void GLAPIENTRY +_mesa_CompileShaderARB (GLhandleARB); + +extern GLhandleARB GLAPIENTRY +_mesa_CreateProgramObjectARB (void); + +extern void GLAPIENTRY +_mesa_AttachObjectARB (GLhandleARB, GLhandleARB); + +extern void GLAPIENTRY +_mesa_LinkProgramARB (GLhandleARB); + +extern void GLAPIENTRY +_mesa_UseProgramObjectARB (GLhandleARB); + +extern void GLAPIENTRY +_mesa_ValidateProgramARB (GLhandleARB); + +extern void GLAPIENTRY +_mesa_Uniform1fARB (GLint, GLfloat); + +extern void GLAPIENTRY +_mesa_Uniform2fARB (GLint, GLfloat, GLfloat); + +extern void GLAPIENTRY +_mesa_Uniform3fARB (GLint, GLfloat, GLfloat, GLfloat); + +extern void GLAPIENTRY +_mesa_Uniform4fARB (GLint, GLfloat, GLfloat, GLfloat, GLfloat); + +extern void GLAPIENTRY +_mesa_Uniform1iARB (GLint, GLint); + +extern void GLAPIENTRY +_mesa_Uniform2iARB (GLint, GLint, GLint); + +extern void GLAPIENTRY +_mesa_Uniform3iARB (GLint, GLint, GLint, GLint); + +extern void GLAPIENTRY +_mesa_Uniform4iARB (GLint, GLint, GLint, GLint, GLint); + +extern void GLAPIENTRY +_mesa_Uniform1fvARB (GLint, GLsizei, const GLfloat *); + +extern void GLAPIENTRY +_mesa_Uniform2fvARB (GLint, GLsizei, const GLfloat *); + +extern void GLAPIENTRY +_mesa_Uniform3fvARB (GLint, GLsizei, const GLfloat *); + +extern void GLAPIENTRY +_mesa_Uniform4fvARB (GLint, GLsizei, const GLfloat *); + +extern void GLAPIENTRY +_mesa_Uniform1ivARB (GLint, GLsizei, const GLint *); + +extern void GLAPIENTRY +_mesa_Uniform2ivARB (GLint, GLsizei, const GLint *); + +extern void GLAPIENTRY +_mesa_Uniform3ivARB (GLint, GLsizei, const GLint *); + +extern void GLAPIENTRY +_mesa_Uniform4ivARB (GLint, GLsizei, const GLint *); + +extern void GLAPIENTRY +_mesa_UniformMatrix2fvARB (GLint, GLsizei, GLboolean, const GLfloat *); + +extern void GLAPIENTRY +_mesa_UniformMatrix3fvARB (GLint, GLsizei, GLboolean, const GLfloat *); + +extern void GLAPIENTRY +_mesa_UniformMatrix4fvARB (GLint, GLsizei, GLboolean, const GLfloat *); + +extern void GLAPIENTRY +_mesa_GetObjectParameterfvARB (GLhandleARB, GLenum, GLfloat *); + +extern void GLAPIENTRY +_mesa_GetObjectParameterivARB (GLhandleARB, GLenum, GLint *); + +extern void GLAPIENTRY +_mesa_GetInfoLogARB (GLhandleARB, GLsizei, GLsizei *, GLcharARB *); + +extern void GLAPIENTRY +_mesa_GetAttachedObjectsARB (GLhandleARB, GLsizei, GLsizei *, GLhandleARB *); + +extern GLint GLAPIENTRY +_mesa_GetUniformLocationARB (GLhandleARB, const GLcharARB *); + +extern void GLAPIENTRY +_mesa_GetActiveUniformARB (GLhandleARB, GLuint, GLsizei, GLsizei *, GLint *, GLenum *, GLcharARB *); + +extern void GLAPIENTRY +_mesa_GetUniformfvARB (GLhandleARB, GLint, GLfloat *); + +extern void GLAPIENTRY +_mesa_GetUniformivARB (GLhandleARB, GLint, GLint *); + +extern void GLAPIENTRY +_mesa_GetShaderSourceARB (GLhandleARB, GLsizei, GLsizei *, GLcharARB *); + +#if FEATURE_ARB_vertex_shader + +extern void GLAPIENTRY +_mesa_BindAttribLocationARB (GLhandleARB, GLuint, const GLcharARB *); + +extern void GLAPIENTRY +_mesa_GetActiveAttribARB (GLhandleARB, GLuint, GLsizei, GLsizei *, GLint *, GLenum *, GLcharARB *); + +extern GLint GLAPIENTRY +_mesa_GetAttribLocationARB (GLhandleARB, const GLcharARB *); + +#endif /* FEATURE_ARB_vertex_shader */ + + +/* 2.0 */ +extern void GLAPIENTRY +_mesa_AttachShader(GLuint program, GLuint shader); + +extern GLuint GLAPIENTRY +_mesa_CreateShader(GLenum); + +extern GLuint GLAPIENTRY +_mesa_CreateProgram(void); + +extern void GLAPIENTRY +_mesa_DeleteProgram(GLuint program); + +extern void GLAPIENTRY +_mesa_DeleteShader(GLuint shader); + +extern void GLAPIENTRY +_mesa_DetachShader(GLuint program, GLuint shader); + +extern void GLAPIENTRY +_mesa_GetAttachedShaders(GLuint program, GLsizei maxCount, + GLsizei *count, GLuint *obj); + +extern void GLAPIENTRY +_mesa_GetProgramiv(GLuint program, GLenum pname, GLint *params); + +extern void GLAPIENTRY +_mesa_GetProgramInfoLog(GLuint program, GLsizei bufSize, + GLsizei *length, GLchar *infoLog); + +extern void GLAPIENTRY +_mesa_GetShaderiv(GLuint shader, GLenum pname, GLint *params); + +extern void GLAPIENTRY +_mesa_GetShaderInfoLog(GLuint shader, GLsizei bufSize, + GLsizei *length, GLchar *infoLog); + +extern GLboolean GLAPIENTRY +_mesa_IsProgram(GLuint program); + +extern GLboolean GLAPIENTRY +_mesa_IsShader(GLuint shader); + + + +/* 2.1 */ +extern void GLAPIENTRY +_mesa_UniformMatrix2x3fv(GLint location, GLsizei count, GLboolean transpose, + const GLfloat *value); + +extern void GLAPIENTRY +_mesa_UniformMatrix3x2fv(GLint location, GLsizei count, GLboolean transpose, + const GLfloat *value); + +extern void GLAPIENTRY +_mesa_UniformMatrix2x4fv(GLint location, GLsizei count, GLboolean transpose, + const GLfloat *value); + +extern void GLAPIENTRY +_mesa_UniformMatrix4x2fv(GLint location, GLsizei count, GLboolean transpose, + const GLfloat *value); + +extern void GLAPIENTRY +_mesa_UniformMatrix3x4fv(GLint location, GLsizei count, GLboolean transpose, + const GLfloat *value); + +extern void GLAPIENTRY +_mesa_UniformMatrix4x3fv(GLint location, GLsizei count, GLboolean transpose, + const GLfloat *value); + + +#endif /* SHADERS_H */ diff --git a/src/mesa/main/state.c b/src/mesa/main/state.c index f4f73a5089f..6ed7ae6c7dd 100644 --- a/src/mesa/main/state.c +++ b/src/mesa/main/state.c @@ -93,7 +93,7 @@ #include "texenvprogram.h" #endif #if FEATURE_ARB_shader_objects -#include "shaderobjects.h" +#include "shaders.h" #endif #include "debug.h" #include "dispatch.h" @@ -832,11 +832,7 @@ update_arrays( GLcontext *ctx ) /* find min of _MaxElement values for all enabled arrays */ /* 0 */ - if (ctx->ShaderObjects._VertexShaderPresent - && ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_GENERIC0].Enabled) { - min = ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_GENERIC0]._MaxElement; - } - else if (ctx->VertexProgram._Enabled + if (ctx->VertexProgram._Current && ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_POS].Enabled) { min = ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_POS]._MaxElement; } @@ -920,7 +916,7 @@ update_arrays( GLcontext *ctx ) } /* 16..31 */ - if (ctx->ShaderObjects._VertexShaderPresent) { + if (ctx->VertexProgram._Current) { for (i = VERT_ATTRIB_GENERIC0; i < VERT_ATTRIB_MAX; i++) { if (ctx->Array.ArrayObj->VertexAttrib[i].Enabled) { min = MIN2(min, ctx->Array.ArrayObj->VertexAttrib[i]._MaxElement); @@ -943,30 +939,66 @@ update_arrays( GLcontext *ctx ) static void update_program(GLcontext *ctx) { - /* For now, just set the _Enabled (really enabled) flags. - * In the future we may have to check other state to be sure we really - * have a runable program or shader. - */ + const struct gl_shader_program *shProg = ctx->Shader.CurrentProgram; + + /* These _Enabled flags indicate if the program is enabled AND valid. */ ctx->VertexProgram._Enabled = ctx->VertexProgram.Enabled && ctx->VertexProgram.Current->Base.Instructions; ctx->FragmentProgram._Enabled = ctx->FragmentProgram.Enabled && ctx->FragmentProgram.Current->Base.Instructions; ctx->ATIFragmentShader._Enabled = ctx->ATIFragmentShader.Enabled && ctx->ATIFragmentShader.Current->Instructions; - - ctx->FragmentProgram._Current = ctx->FragmentProgram.Current; - ctx->FragmentProgram._Active = ctx->FragmentProgram._Enabled; - if (ctx->_MaintainTexEnvProgram && !ctx->FragmentProgram._Enabled) { -#if 0 - if (!ctx->_TexEnvProgram) - ctx->_TexEnvProgram = (struct gl_fragment_program *) - ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0); - ctx->FragmentProgram._Current = ctx->_TexEnvProgram; -#endif + /* + * Set the ctx->VertexProgram._Current and ctx->FragmentProgram._Current + * pointers to the programs that should be enabled/used. + * + * These programs may come from several sources. The priority is as + * follows: + * 1. OpenGL 2.0/ARB vertex/fragment shaders + * 2. ARB/NV vertex/fragment programs + * 3. Programs derived from fixed-function state. + */ - if (ctx->_UseTexEnvProgram) - ctx->FragmentProgram._Active = GL_TRUE; + ctx->FragmentProgram._Current = NULL; + + if (shProg && shProg->LinkStatus) { + /* Use shader programs */ + ctx->VertexProgram._Current = shProg->VertexProgram; + ctx->FragmentProgram._Current = shProg->FragmentProgram; + } + else { + if (ctx->VertexProgram._Enabled) { + /* use user-defined vertex program */ + ctx->VertexProgram._Current = ctx->VertexProgram.Current; + } + else if (ctx->VertexProgram._MaintainTnlProgram) { + /* Use vertex program generated from fixed-function state. + * The _Current pointer will get set in + * _tnl_UpdateFixedFunctionProgram() later if appropriate. + */ + ctx->VertexProgram._Current = NULL; + } + else { + /* no vertex program */ + ctx->VertexProgram._Current = NULL; + } + + if (ctx->FragmentProgram._Enabled) { + /* use user-defined vertex program */ + ctx->FragmentProgram._Current = ctx->FragmentProgram.Current; + } + else if (ctx->FragmentProgram._MaintainTexEnvProgram) { + /* Use fragment program generated from fixed-function state. + * The _Current pointer will get set in _mesa_UpdateTexEnvProgram() + * later if appropriate. + */ + ctx->FragmentProgram._Current = NULL; + } + else { + /* no fragment program */ + ctx->FragmentProgram._Current = NULL; + } } } @@ -1003,6 +1035,7 @@ update_color(GLcontext *ctx) } + /** * Update the ctx->_TriangleCaps bitfield. * XXX that bitfield should really go away someday! @@ -1133,7 +1166,7 @@ _mesa_update_state_locked( GLcontext *ctx ) | _NEW_STENCIL | _DD_NEW_SEPARATE_SPECULAR)) update_tricaps( ctx, new_state ); - if (ctx->_MaintainTexEnvProgram) { + if (ctx->FragmentProgram._MaintainTexEnvProgram) { if (new_state & (_NEW_TEXTURE | _DD_NEW_SEPARATE_SPECULAR | _NEW_FOG)) _mesa_UpdateTexEnvProgram(ctx); } diff --git a/src/mesa/main/texenvprogram.c b/src/mesa/main/texenvprogram.c index d1994f76d1b..0c6fa82f112 100644 --- a/src/mesa/main/texenvprogram.c +++ b/src/mesa/main/texenvprogram.c @@ -28,11 +28,12 @@ #include "glheader.h" #include "macros.h" #include "enums.h" +#include "prog_parameter.h" +#include "prog_instruction.h" +#include "prog_print.h" +#include "prog_statevars.h" #include "texenvprogram.h" -#include "shader/program.h" -#include "shader/program_instruction.h" - /** * According to Glean's texCombine test, no more than 21 instructions * are needed. Allow a few extra just in case. @@ -410,31 +411,29 @@ static void release_temps( struct texenv_fragment_program *p ) } -static struct ureg register_param6( struct texenv_fragment_program *p, +static struct ureg register_param5( struct texenv_fragment_program *p, GLint s0, GLint s1, GLint s2, GLint s3, - GLint s4, - GLint s5) + GLint s4) { - GLint tokens[6]; + gl_state_index tokens[STATE_LENGTH]; GLuint idx; tokens[0] = s0; tokens[1] = s1; tokens[2] = s2; tokens[3] = s3; tokens[4] = s4; - tokens[5] = s5; idx = _mesa_add_state_reference( p->program->Base.Parameters, tokens ); return make_ureg(PROGRAM_STATE_VAR, idx); } -#define register_param1(p,s0) register_param6(p,s0,0,0,0,0,0) -#define register_param2(p,s0,s1) register_param6(p,s0,s1,0,0,0,0) -#define register_param3(p,s0,s1,s2) register_param6(p,s0,s1,s2,0,0,0) -#define register_param4(p,s0,s1,s2,s3) register_param6(p,s0,s1,s2,s3,0,0) +#define register_param1(p,s0) register_param5(p,s0,0,0,0,0) +#define register_param2(p,s0,s1) register_param5(p,s0,s1,0,0,0) +#define register_param3(p,s0,s1,s2) register_param5(p,s0,s1,s2,0,0) +#define register_param4(p,s0,s1,s2,s3) register_param5(p,s0,s1,s2,s3,0) static struct ureg register_input( struct texenv_fragment_program *p, GLuint input ) @@ -523,7 +522,7 @@ static struct ureg emit_arith( struct texenv_fragment_program *p, if (dest.file == PROGRAM_TEMPORARY) p->alu_temps |= 1 << dest.idx; - p->program->NumAluInstructions++; + p->program->Base.NumAluInstructions++; return dest; } @@ -545,7 +544,7 @@ static struct ureg emit_texld( struct texenv_fragment_program *p, inst->TexSrcTarget = tex_idx; inst->TexSrcUnit = tex_unit; - p->program->NumTexInstructions++; + p->program->Base.NumTexInstructions++; /* Is this a texture indirection? */ @@ -553,7 +552,7 @@ static struct ureg emit_texld( struct texenv_fragment_program *p, (p->temps_output & (1<<coord.idx))) || (dest.file == PROGRAM_TEMPORARY && (p->alu_temps & (1<<dest.idx)))) { - p->program->NumTexIndirections++; + p->program->Base.NumTexIndirections++; p->temps_output = 1<<coord.idx; p->alu_temps = 0; assert(0); /* KW: texture env crossbar */ @@ -570,12 +569,14 @@ static struct ureg register_const4f( struct texenv_fragment_program *p, GLfloat s3) { GLfloat values[4]; - GLuint idx; + GLuint idx, swizzle; values[0] = s0; values[1] = s1; values[2] = s2; values[3] = s3; - idx = _mesa_add_unnamed_constant( p->program->Base.Parameters, values, 4 ); + idx = _mesa_add_unnamed_constant( p->program->Base.Parameters, values, 4, + &swizzle ); + ASSERT(swizzle == SWIZZLE_NOOP); return make_ureg(PROGRAM_STATE_VAR, idx); } @@ -1010,9 +1011,9 @@ create_new_program(GLcontext *ctx, struct state_key *key, */ p.program->Base.Instructions = instBuffer; p.program->Base.Target = GL_FRAGMENT_PROGRAM_ARB; - p.program->NumTexIndirections = 1; /* correct? */ - p.program->NumTexInstructions = 0; - p.program->NumAluInstructions = 0; + p.program->Base.NumTexIndirections = 1; /* correct? */ + p.program->Base.NumTexInstructions = 0; + p.program->Base.NumAluInstructions = 0; p.program->Base.String = NULL; p.program->Base.NumInstructions = p.program->Base.NumTemporaries = @@ -1083,13 +1084,13 @@ create_new_program(GLcontext *ctx, struct state_key *key, } else p.program->FogOption = GL_NONE; - if (p.program->NumTexIndirections > ctx->Const.FragmentProgram.MaxTexIndirections) + if (p.program->Base.NumTexIndirections > ctx->Const.FragmentProgram.MaxTexIndirections) program_error(&p, "Exceeded max nr indirect texture lookups"); - if (p.program->NumTexInstructions > ctx->Const.FragmentProgram.MaxTexInstructions) + if (p.program->Base.NumTexInstructions > ctx->Const.FragmentProgram.MaxTexInstructions) program_error(&p, "Exceeded max TEX instructions"); - if (p.program->NumAluInstructions > ctx->Const.FragmentProgram.MaxAluInstructions) + if (p.program->Base.NumAluInstructions > ctx->Const.FragmentProgram.MaxAluInstructions) program_error(&p, "Exceeded max ALU instructions"); ASSERT(p.program->Base.NumInstructions <= MAX_INSTRUCTIONS); @@ -1221,32 +1222,49 @@ static GLuint hash_key( const struct state_key *key ) return hash; } -void _mesa_UpdateTexEnvProgram( GLcontext *ctx ) + +/** + * If _MaintainTexEnvProgram is set we'll generate a fragment program that + * implements the current texture env/combine mode. + * This function generates that program and puts it into effect. + */ +void +_mesa_UpdateTexEnvProgram( GLcontext *ctx ) { struct state_key key; GLuint hash; const struct gl_fragment_program *prev = ctx->FragmentProgram._Current; - if (!ctx->FragmentProgram._Enabled) { + ASSERT(ctx->FragmentProgram._MaintainTexEnvProgram); + + /* If a conventional fragment program/shader isn't in effect... */ + if (!ctx->FragmentProgram._Enabled && + !ctx->Shader.CurrentProgram) { make_state_key(ctx, &key); hash = hash_key(&key); ctx->FragmentProgram._Current = - ctx->_TexEnvProgram = - search_cache(&ctx->Texture.env_fp_cache, hash, &key, sizeof(key)); - - if (!ctx->_TexEnvProgram) { - if (0) _mesa_printf("Building new texenv proggy for key %x\n", hash); - - ctx->FragmentProgram._Current = ctx->_TexEnvProgram = - (struct gl_fragment_program *) - ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0); - - create_new_program(ctx, &key, ctx->_TexEnvProgram); + ctx->FragmentProgram._TexEnvProgram = + search_cache(&ctx->Texture.env_fp_cache, hash, &key, sizeof(key)); + + if (!ctx->FragmentProgram._TexEnvProgram) { + if (0) + _mesa_printf("Building new texenv proggy for key %x\n", hash); + + /* create new tex env program */ + ctx->FragmentProgram._Current = + ctx->FragmentProgram._TexEnvProgram = + (struct gl_fragment_program *) + ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0); - cache_item(&ctx->Texture.env_fp_cache, hash, &key, ctx->_TexEnvProgram); - } else { - if (0) _mesa_printf("Found existing texenv program for key %x\n", hash); + create_new_program(ctx, &key, ctx->FragmentProgram._TexEnvProgram); + + cache_item(&ctx->Texture.env_fp_cache, hash, &key, + ctx->FragmentProgram._TexEnvProgram); + } + else { + if (0) + _mesa_printf("Found existing texenv program for key %x\n", hash); } } else { @@ -1258,7 +1276,7 @@ void _mesa_UpdateTexEnvProgram( GLcontext *ctx ) */ if (ctx->FragmentProgram._Current != prev && ctx->Driver.BindProgram) { ctx->Driver.BindProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, - (struct gl_program *) ctx->FragmentProgram._Current); + (struct gl_program *) ctx->FragmentProgram._Current); } } diff --git a/src/mesa/main/texstate.c b/src/mesa/main/texstate.c index bcedcafe19e..bed2c1220a0 100644 --- a/src/mesa/main/texstate.c +++ b/src/mesa/main/texstate.c @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5.1 + * Version: 6.5.3 * - * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2007 Brian Paul 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"), @@ -41,8 +41,6 @@ #include "texenvprogram.h" #include "mtypes.h" #include "math/m_xform.h" -#include "shaderobjects.h" - #define ENUM_TO_FLOAT(X) ((GLfloat)(GLint)(X)) @@ -2919,11 +2917,18 @@ static void update_texture_state( GLcontext *ctx ) { GLuint unit; + struct gl_fragment_program *fprog; -#if FEATURE_ARB_fragment_shader - struct gl2_program_intf **prog = ctx->ShaderObjects.CurrentProgram; - GLbitfield progteximageusage[MAX_TEXTURE_IMAGE_UNITS]; -#endif + if (ctx->Shader.CurrentProgram && + ctx->Shader.CurrentProgram->LinkStatus) { + fprog = ctx->Shader.CurrentProgram->FragmentProgram; + } + else if (ctx->FragmentProgram._Enabled) { + fprog = ctx->FragmentProgram.Current; + } + else { + fprog = NULL; + } ctx->NewState |= _NEW_TEXTURE; /* TODO: only set this if there are * actual changes. @@ -2934,17 +2939,6 @@ update_texture_state( GLcontext *ctx ) ctx->Texture._TexMatEnabled = 0; ctx->Texture._TexGenEnabled = 0; -#if FEATURE_ARB_fragment_shader - /* - * Grab texture image usage state from shader program. It must be - * grabbed every time uniform sampler changes, so maybe there is a - * better place to perform these rather expensive computations. - */ - if (ctx->ShaderObjects._FragmentShaderPresent) { - (**prog).GetTextureImageUsage (prog, progteximageusage); - } -#endif /* FEATURE_ARB_fragment_shader */ - /* * Update texture unit state. */ @@ -2956,15 +2950,14 @@ update_texture_state( GLcontext *ctx ) texUnit->_ReallyEnabled = 0; texUnit->_GenFlags = 0; - /* Get the bitmask of texture enables */ -#if FEATURE_ARB_fragment_shader - if (ctx->ShaderObjects._FragmentShaderPresent) { - enableBits = progteximageusage[unit]; - } - else -#endif - if (ctx->FragmentProgram._Enabled) { - enableBits = ctx->FragmentProgram.Current->TexturesUsed[unit]; + /* Get the bitmask of texture enables. + * enableBits will be a mask of the TEXTURE_*_BIT flags indicating + * which texture targets are enabled (fixed function) or referenced + * by a fragment shader/program. When multiple flags are set, we'll + * settle on the one with highest priority (see texture_override below). + */ + if (fprog) { + enableBits = fprog->Base.TexturesUsed[unit]; } else { if (!texUnit->Enabled) @@ -3081,21 +3074,23 @@ update_texture_state( GLcontext *ctx ) ctx->Texture._TexMatEnabled |= ENABLE_TEXMAT(unit); } - ctx->Texture._EnabledCoordUnits = ctx->Texture._EnabledUnits; - /* Fragment programs may need texture coordinates but not the - * corresponding texture images. - */ - if (ctx->ShaderObjects.CurrentProgram != NULL) { - ctx->Texture._EnabledCoordUnits |= (1 << ctx->Const.MaxTextureCoordUnits) - 1; + /* Determine which texture coordinate sets are actually needed */ + if (fprog) { + const GLuint coordMask = (1 << MAX_TEXTURE_COORD_UNITS) - 1; + ctx->Texture._EnabledCoordUnits + = (fprog->Base.InputsRead >> FRAG_ATTRIB_TEX0) & coordMask; } - else if (ctx->FragmentProgram._Enabled) { - ctx->Texture._EnabledCoordUnits |= - (ctx->FragmentProgram.Current->Base.InputsRead >> FRAG_ATTRIB_TEX0); + else { + ctx->Texture._EnabledCoordUnits = ctx->Texture._EnabledUnits; } } -void _mesa_update_texture( GLcontext *ctx, GLuint new_state ) +/** + * Update texture-related derived state. + */ +void +_mesa_update_texture( GLcontext *ctx, GLuint new_state ) { if (new_state & _NEW_TEXTURE_MATRIX) update_texture_matrices( ctx ); |