diff options
Diffstat (limited to 'src/mesa/shader/arbprogram.c')
| -rw-r--r-- | src/mesa/shader/arbprogram.c | 721 |
1 files changed, 721 insertions, 0 deletions
diff --git a/src/mesa/shader/arbprogram.c b/src/mesa/shader/arbprogram.c new file mode 100644 index 00000000000..f6d16b5547f --- /dev/null +++ b/src/mesa/shader/arbprogram.c @@ -0,0 +1,721 @@ +/* + * Mesa 3-D graphics library + * Version: 5.1 + * + * Copyright (C) 1999-2003 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. + */ + +/** + * \file arbprogram.c + * ARB_vertex/fragment_program state management functions. + * \author Brian Paul + */ + + +#include "glheader.h" +#include "arbprogram.h" +#include "arbfragparse.h" +#include "arbvertparse.h" +#include "context.h" +#include "imports.h" +#include "macros.h" +#include "mtypes.h" +#include "nvprogram.h" +#include "nvfragparse.h" +#include "nvfragprog.h" +#include "nvvertparse.h" +#include "nvvertprog.h" + + +void GLAPIENTRY +_mesa_EnableVertexAttribArrayARB(GLuint index) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (index >= ctx->Const.MaxVertexProgramAttribs) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glEnableVertexAttribArrayARB(index)"); + return; + } + + FLUSH_VERTICES(ctx, _NEW_ARRAY); + ctx->Array.VertexAttrib[index].Enabled = GL_TRUE; + ctx->Array._Enabled |= _NEW_ARRAY_ATTRIB(index); + ctx->Array.NewState |= _NEW_ARRAY_ATTRIB(index); +} + + +void GLAPIENTRY +_mesa_DisableVertexAttribArrayARB(GLuint index) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (index >= ctx->Const.MaxVertexProgramAttribs) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glEnableVertexAttribArrayARB(index)"); + return; + } + + FLUSH_VERTICES(ctx, _NEW_ARRAY); + ctx->Array.VertexAttrib[index].Enabled = GL_FALSE; + ctx->Array._Enabled &= ~_NEW_ARRAY_ATTRIB(index); + ctx->Array.NewState |= _NEW_ARRAY_ATTRIB(index); +} + + +void GLAPIENTRY +_mesa_GetVertexAttribdvARB(GLuint index, GLenum pname, GLdouble *params) +{ + GLfloat fparams[4]; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + _mesa_GetVertexAttribfvARB(index, pname, fparams); + if (ctx->ErrorValue == GL_NO_ERROR) { + if (pname == GL_CURRENT_VERTEX_ATTRIB_ARB) { + COPY_4V(params, fparams); + } + else { + params[0] = fparams[0]; + } + } +} + + +void GLAPIENTRY +_mesa_GetVertexAttribfvARB(GLuint index, GLenum pname, GLfloat *params) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (index == 0 || index >= VERT_ATTRIB_MAX) { + _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribfvARB(index)"); + return; + } + + switch (pname) { + case GL_VERTEX_ATTRIB_ARRAY_ENABLED_ARB: + params[0] = (GLfloat) ctx->Array.VertexAttrib[index].Enabled; + break; + case GL_VERTEX_ATTRIB_ARRAY_SIZE_ARB: + params[0] = (GLfloat) ctx->Array.VertexAttrib[index].Size; + break; + case GL_VERTEX_ATTRIB_ARRAY_STRIDE_ARB: + params[0] = (GLfloat) ctx->Array.VertexAttrib[index].Stride; + break; + case GL_VERTEX_ATTRIB_ARRAY_TYPE_ARB: + params[0] = (GLfloat) ctx->Array.VertexAttrib[index].Type; + break; + case GL_VERTEX_ATTRIB_ARRAY_NORMALIZED_ARB: + params[0] = ctx->Array.VertexAttrib[index].Normalized; + break; + case GL_CURRENT_VERTEX_ATTRIB_ARB: + FLUSH_CURRENT(ctx, 0); + COPY_4V(params, ctx->Current.Attrib[index]); + break; + case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING_ARB: + if (!ctx->Extensions.ARB_vertex_buffer_object) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribfvARB(pname)"); + return; + } + params[0] = (GLfloat) ctx->Array.VertexAttrib[index].BufferObj->Name; + default: + _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribfvARB(pname)"); + return; + } +} + + +void GLAPIENTRY +_mesa_GetVertexAttribivARB(GLuint index, GLenum pname, GLint *params) +{ + GLfloat fparams[4]; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + _mesa_GetVertexAttribfvARB(index, pname, fparams); + if (ctx->ErrorValue == GL_NO_ERROR) { + if (pname == GL_CURRENT_VERTEX_ATTRIB_ARB) { + COPY_4V_CAST(params, fparams, GLint); /* float to int */ + } + else { + params[0] = (GLint) fparams[0]; + } + } +} + + +void GLAPIENTRY +_mesa_GetVertexAttribPointervARB(GLuint index, GLenum pname, GLvoid **pointer) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (index >= ctx->Const.MaxVertexProgramAttribs) { + _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribPointerARB(index)"); + return; + } + + if (pname != GL_VERTEX_ATTRIB_ARRAY_POINTER_ARB) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribPointerARB(pname)"); + return; + } + + *pointer = (GLvoid *) ctx->Array.VertexAttrib[index].Ptr;; +} + + +void GLAPIENTRY +_mesa_ProgramStringARB(GLenum target, GLenum format, GLsizei len, + const GLvoid *string) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + FLUSH_VERTICES(ctx, _NEW_PROGRAM); + + if (target == GL_VERTEX_PROGRAM_ARB + && ctx->Extensions.ARB_vertex_program) { + struct vertex_program *prog = ctx->VertexProgram.Current; + if (format != GL_PROGRAM_FORMAT_ASCII_ARB) { + _mesa_error(ctx, GL_INVALID_ENUM, "glProgramStringARB(format)"); + return; + } + _mesa_parse_arb_vertex_program(ctx, target, (const GLubyte *) string, + len, prog); + + if (ctx->Driver.ProgramStringNotify) + ctx->Driver.ProgramStringNotify( ctx, target, &prog->Base ); + } + else if (target == GL_FRAGMENT_PROGRAM_ARB + && ctx->Extensions.ARB_fragment_program) { + struct fragment_program *prog = ctx->FragmentProgram.Current; + if (format != GL_PROGRAM_FORMAT_ASCII_ARB) { + _mesa_error(ctx, GL_INVALID_ENUM, "glProgramStringARB(format)"); + return; + } + _mesa_parse_arb_fragment_program(ctx, target, (const GLubyte *) string, + len, prog); + + if (ctx->Driver.ProgramStringNotify) + ctx->Driver.ProgramStringNotify( ctx, target, &prog->Base ); + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glProgramStringARB(target)"); + return; + } +} + + +void GLAPIENTRY +_mesa_ProgramEnvParameter4dARB(GLenum target, GLuint index, + GLdouble x, GLdouble y, GLdouble z, GLdouble w) +{ + _mesa_ProgramEnvParameter4fARB(target, index, (GLfloat) x, (GLfloat) y, + (GLfloat) z, (GLfloat) w); +} + + +void GLAPIENTRY +_mesa_ProgramEnvParameter4dvARB(GLenum target, GLuint index, + const GLdouble *params) +{ + _mesa_ProgramEnvParameter4fARB(target, index, (GLfloat) params[0], + (GLfloat) params[1], (GLfloat) params[2], + (GLfloat) params[3]); +} + + +void GLAPIENTRY +_mesa_ProgramEnvParameter4fARB(GLenum target, GLuint index, + GLfloat x, GLfloat y, GLfloat z, GLfloat w) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + FLUSH_VERTICES(ctx, _NEW_PROGRAM); + + if (target == GL_FRAGMENT_PROGRAM_ARB + && ctx->Extensions.ARB_fragment_program) { + if (index >= ctx->Const.MaxFragmentProgramEnvParams) { + _mesa_error(ctx, GL_INVALID_VALUE, "glProgramEnvParameter(index)"); + return; + } + ASSIGN_4V(ctx->FragmentProgram.Parameters[index], x, y, z, w); + } + if (target == GL_VERTEX_PROGRAM_ARB + && ctx->Extensions.ARB_vertex_program) { + if (index >= ctx->Const.MaxVertexProgramEnvParams) { + _mesa_error(ctx, GL_INVALID_VALUE, "glProgramEnvParameter(index)"); + return; + } + ASSIGN_4V(ctx->VertexProgram.Parameters[index], x, y, z, w); + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glProgramEnvParameter(target)"); + return; + } +} + + +void GLAPIENTRY +_mesa_ProgramEnvParameter4fvARB(GLenum target, GLuint index, + const GLfloat *params) +{ + _mesa_ProgramEnvParameter4fARB(target, index, params[0], params[1], + params[2], params[3]); +} + + +void GLAPIENTRY +_mesa_GetProgramEnvParameterdvARB(GLenum target, GLuint index, + GLdouble *params) +{ + GET_CURRENT_CONTEXT(ctx); + GLfloat fparams[4]; + + _mesa_GetProgramEnvParameterfvARB(target, index, fparams); + if (ctx->ErrorValue == GL_NO_ERROR) { + params[0] = fparams[0]; + params[1] = fparams[1]; + params[2] = fparams[2]; + params[3] = fparams[3]; + } +} + + +void GLAPIENTRY +_mesa_GetProgramEnvParameterfvARB(GLenum target, GLuint index, + GLfloat *params) +{ + GET_CURRENT_CONTEXT(ctx); + + FLUSH_VERTICES(ctx, _NEW_PROGRAM); + + if (!ctx->_CurrentProgram) + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (target == GL_FRAGMENT_PROGRAM_ARB + && ctx->Extensions.ARB_fragment_program) { + if (index >= ctx->Const.MaxFragmentProgramEnvParams) { + _mesa_error(ctx, GL_INVALID_VALUE, "glGetProgramEnvParameter(index)"); + return; + } + COPY_4V(params, ctx->FragmentProgram.Parameters[index]); + } + if (target == GL_VERTEX_PROGRAM_ARB + && ctx->Extensions.ARB_vertex_program) { + if (index >= ctx->Const.MaxVertexProgramEnvParams) { + _mesa_error(ctx, GL_INVALID_VALUE, "glGetProgramEnvParameter(index)"); + return; + } + COPY_4V(params, ctx->VertexProgram.Parameters[index]); + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramEnvParameter(target)"); + return; + } +} + + +/** + * Note, this function is also used by the GL_NV_fragment_program extension. + */ +void GLAPIENTRY +_mesa_ProgramLocalParameter4fARB(GLenum target, GLuint index, + GLfloat x, GLfloat y, GLfloat z, GLfloat w) +{ + GET_CURRENT_CONTEXT(ctx); + struct program *prog; + ASSERT_OUTSIDE_BEGIN_END(ctx); + + FLUSH_VERTICES(ctx, _NEW_PROGRAM); + + if ((target == GL_FRAGMENT_PROGRAM_NV + && ctx->Extensions.NV_fragment_program) || + (target == GL_FRAGMENT_PROGRAM_ARB + && ctx->Extensions.ARB_fragment_program)) { + if (index >= ctx->Const.MaxFragmentProgramLocalParams) { + _mesa_error(ctx, GL_INVALID_VALUE, "glProgramLocalParameterARB"); + return; + } + prog = &(ctx->FragmentProgram.Current->Base); + } + else if (target == GL_VERTEX_PROGRAM_ARB + && ctx->Extensions.ARB_vertex_program) { + if (index >= ctx->Const.MaxVertexProgramLocalParams) { + _mesa_error(ctx, GL_INVALID_VALUE, "glProgramLocalParameterARB"); + return; + } + prog = &(ctx->VertexProgram.Current->Base); + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glProgramLocalParameterARB"); + return; + } + + ASSERT(index < MAX_PROGRAM_LOCAL_PARAMS); + prog->LocalParams[index][0] = x; + prog->LocalParams[index][1] = y; + prog->LocalParams[index][2] = z; + prog->LocalParams[index][3] = w; +} + + +/** + * Note, this function is also used by the GL_NV_fragment_program extension. + */ +void GLAPIENTRY +_mesa_ProgramLocalParameter4fvARB(GLenum target, GLuint index, + const GLfloat *params) +{ + _mesa_ProgramLocalParameter4fARB(target, index, params[0], params[1], + params[2], params[3]); +} + + +/** + * Note, this function is also used by the GL_NV_fragment_program extension. + */ +void GLAPIENTRY +_mesa_ProgramLocalParameter4dARB(GLenum target, GLuint index, + GLdouble x, GLdouble y, + GLdouble z, GLdouble w) +{ + _mesa_ProgramLocalParameter4fARB(target, index, (GLfloat) x, (GLfloat) y, + (GLfloat) z, (GLfloat) w); +} + + +/** + * Note, this function is also used by the GL_NV_fragment_program extension. + */ +void GLAPIENTRY +_mesa_ProgramLocalParameter4dvARB(GLenum target, GLuint index, + const GLdouble *params) +{ + _mesa_ProgramLocalParameter4fARB(target, index, + (GLfloat) params[0], (GLfloat) params[1], + (GLfloat) params[2], (GLfloat) params[3]); +} + + +/** + * Note, this function is also used by the GL_NV_fragment_program extension. + */ +void GLAPIENTRY +_mesa_GetProgramLocalParameterfvARB(GLenum target, GLuint index, + GLfloat *params) +{ + const struct program *prog; + GLuint maxParams; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (target == GL_VERTEX_PROGRAM_ARB + && ctx->Extensions.ARB_vertex_program) { + prog = &(ctx->VertexProgram.Current->Base); + maxParams = ctx->Const.MaxVertexProgramLocalParams; + } + else if (target == GL_FRAGMENT_PROGRAM_ARB + && ctx->Extensions.ARB_fragment_program) { + prog = &(ctx->FragmentProgram.Current->Base); + maxParams = ctx->Const.MaxFragmentProgramLocalParams; + } + else if (target == GL_FRAGMENT_PROGRAM_NV + && ctx->Extensions.NV_fragment_program) { + prog = &(ctx->FragmentProgram.Current->Base); + maxParams = MAX_NV_FRAGMENT_PROGRAM_PARAMS; + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetProgramLocalParameterARB(target)"); + return; + } + + if (index >= maxParams) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetProgramLocalParameterARB(index)"); + return; + } + + ASSERT(prog); + ASSERT(index < MAX_PROGRAM_LOCAL_PARAMS); + COPY_4V(params, prog->LocalParams[index]); +} + + +/** + * Note, this function is also used by the GL_NV_fragment_program extension. + */ +void GLAPIENTRY +_mesa_GetProgramLocalParameterdvARB(GLenum target, GLuint index, + GLdouble *params) +{ + GET_CURRENT_CONTEXT(ctx); + GLfloat floatParams[4]; + _mesa_GetProgramLocalParameterfvARB(target, index, floatParams); + if (ctx->ErrorValue == GL_NO_ERROR) { + COPY_4V(params, floatParams); + } +} + + +void GLAPIENTRY +_mesa_GetProgramivARB(GLenum target, GLenum pname, GLint *params) +{ + struct program *prog; + GET_CURRENT_CONTEXT(ctx); + + if (!ctx->_CurrentProgram) + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (target == GL_VERTEX_PROGRAM_ARB + && ctx->Extensions.ARB_vertex_program) { + prog = &(ctx->VertexProgram.Current->Base); + } + else if (target == GL_FRAGMENT_PROGRAM_ARB + && ctx->Extensions.ARB_fragment_program) { + prog = &(ctx->FragmentProgram.Current->Base); + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramivARB(target)"); + return; + } + + ASSERT(prog); + + switch (pname) { + case GL_PROGRAM_LENGTH_ARB: + *params = prog->String ? _mesa_strlen((char *) prog->String) : 0; + break; + case GL_PROGRAM_FORMAT_ARB: + *params = prog->Format; + break; + case GL_PROGRAM_BINDING_ARB: + *params = prog->Id; + break; + case GL_PROGRAM_INSTRUCTIONS_ARB: + *params = prog->NumInstructions; + break; + case GL_MAX_PROGRAM_INSTRUCTIONS_ARB: + if (target == GL_VERTEX_PROGRAM_ARB) + *params = ctx->Const.MaxVertexProgramInstructions; + else + *params = ctx->Const.MaxFragmentProgramInstructions; + break; + case GL_PROGRAM_NATIVE_INSTRUCTIONS_ARB: + *params = prog->NumInstructions; + break; + case GL_MAX_PROGRAM_NATIVE_INSTRUCTIONS_ARB: + if (target == GL_VERTEX_PROGRAM_ARB) + *params = ctx->Const.MaxVertexProgramInstructions; + else + *params = ctx->Const.MaxFragmentProgramInstructions; + break; + case GL_PROGRAM_TEMPORARIES_ARB: + *params = prog->NumTemporaries; + break; + case GL_MAX_PROGRAM_TEMPORARIES_ARB: + if (target == GL_VERTEX_PROGRAM_ARB) + *params = ctx->Const.MaxVertexProgramTemps; + else + *params = ctx->Const.MaxFragmentProgramTemps; + break; + case GL_PROGRAM_NATIVE_TEMPORARIES_ARB: + /* XXX same as GL_PROGRAM_TEMPORARIES_ARB? */ + *params = prog->NumTemporaries; + break; + case GL_MAX_PROGRAM_NATIVE_TEMPORARIES_ARB: + /* XXX same as GL_MAX_PROGRAM_TEMPORARIES_ARB? */ + if (target == GL_VERTEX_PROGRAM_ARB) + *params = ctx->Const.MaxVertexProgramTemps; + else + *params = ctx->Const.MaxFragmentProgramTemps; + break; + case GL_PROGRAM_PARAMETERS_ARB: + *params = prog->NumParameters; + break; + case GL_MAX_PROGRAM_PARAMETERS_ARB: + if (target == GL_VERTEX_PROGRAM_ARB) + *params = ctx->Const.MaxVertexProgramLocalParams; + else + *params = ctx->Const.MaxFragmentProgramLocalParams; + break; + case GL_PROGRAM_NATIVE_PARAMETERS_ARB: + /* XXX same as GL_MAX_PROGRAM_PARAMETERS_ARB? */ + *params = prog->NumParameters; + break; + case GL_MAX_PROGRAM_NATIVE_PARAMETERS_ARB: + /* XXX same as GL_MAX_PROGRAM_PARAMETERS_ARB? */ + if (target == GL_VERTEX_PROGRAM_ARB) + *params = ctx->Const.MaxVertexProgramLocalParams; + else + *params = ctx->Const.MaxFragmentProgramLocalParams; + break; + case GL_PROGRAM_ATTRIBS_ARB: + *params = prog->NumAttributes; + break; + case GL_MAX_PROGRAM_ATTRIBS_ARB: + if (target == GL_VERTEX_PROGRAM_ARB) + *params = ctx->Const.MaxVertexProgramAttribs; + else + *params = ctx->Const.MaxFragmentProgramAttribs; + break; + case GL_PROGRAM_NATIVE_ATTRIBS_ARB: + /* XXX same as GL_PROGRAM_ATTRIBS_ARB? */ + *params = prog->NumAttributes; + break; + case GL_MAX_PROGRAM_NATIVE_ATTRIBS_ARB: + /* XXX same as GL_MAX_PROGRAM_ATTRIBS_ARB? */ + if (target == GL_VERTEX_PROGRAM_ARB) + *params = ctx->Const.MaxVertexProgramAttribs; + else + *params = ctx->Const.MaxFragmentProgramAttribs; + break; + case GL_PROGRAM_ADDRESS_REGISTERS_ARB: + *params = prog->NumAddressRegs; + break; + case GL_MAX_PROGRAM_ADDRESS_REGISTERS_ARB: + if (target == GL_VERTEX_PROGRAM_ARB) + *params = ctx->Const.MaxVertexProgramAddressRegs; + else + *params = ctx->Const.MaxFragmentProgramAddressRegs; + break; + case GL_PROGRAM_NATIVE_ADDRESS_REGISTERS_ARB: + /* XXX same as GL_PROGRAM_ADDRESS_REGISTERS_ARB? */ + *params = prog->NumAddressRegs; + break; + case GL_MAX_PROGRAM_NATIVE_ADDRESS_REGISTERS_ARB: + /* XXX same as GL_MAX_PROGRAM_ADDRESS_REGISTERS_ARB? */ + if (target == GL_VERTEX_PROGRAM_ARB) + *params = ctx->Const.MaxVertexProgramAddressRegs; + else + *params = ctx->Const.MaxFragmentProgramAddressRegs; + break; + case GL_MAX_PROGRAM_LOCAL_PARAMETERS_ARB: + if (target == GL_VERTEX_PROGRAM_ARB) + *params = ctx->Const.MaxVertexProgramLocalParams; + else + *params = ctx->Const.MaxFragmentProgramLocalParams; + break; + case GL_MAX_PROGRAM_ENV_PARAMETERS_ARB: + if (target == GL_VERTEX_PROGRAM_ARB) + *params = ctx->Const.MaxVertexProgramEnvParams; + else + *params = ctx->Const.MaxFragmentProgramEnvParams; + break; + case GL_PROGRAM_UNDER_NATIVE_LIMITS_ARB: + if (ctx->Driver.IsProgramNative) + *params = ctx->Driver.IsProgramNative( ctx, target, prog ); + else + *params = GL_TRUE; + break; + + /* + * The following apply to fragment programs only. + */ + case GL_PROGRAM_ALU_INSTRUCTIONS_ARB: + case GL_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB: + if (target != GL_FRAGMENT_PROGRAM_ARB) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramivARB(target)"); + return; + } + *params = ctx->FragmentProgram.Current->NumAluInstructions; + break; + case GL_PROGRAM_TEX_INSTRUCTIONS_ARB: + case GL_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB: + if (target != GL_FRAGMENT_PROGRAM_ARB) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramivARB(target)"); + return; + } + *params = ctx->FragmentProgram.Current->NumTexInstructions; + break; + case GL_PROGRAM_TEX_INDIRECTIONS_ARB: + case GL_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB: + if (target != GL_FRAGMENT_PROGRAM_ARB) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramivARB(target)"); + return; + } + *params = ctx->FragmentProgram.Current->NumTexIndirections; + break; + case GL_MAX_PROGRAM_ALU_INSTRUCTIONS_ARB: + case GL_MAX_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB: + if (target != GL_FRAGMENT_PROGRAM_ARB) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramivARB(target)"); + return; + } + *params = ctx->Const.MaxFragmentProgramAluInstructions; + break; + case GL_MAX_PROGRAM_TEX_INSTRUCTIONS_ARB: + case GL_MAX_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB: + if (target != GL_FRAGMENT_PROGRAM_ARB) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramivARB(target)"); + return; + } + *params = ctx->Const.MaxFragmentProgramTexInstructions; + break; + case GL_MAX_PROGRAM_TEX_INDIRECTIONS_ARB: + case GL_MAX_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB: + if (target != GL_FRAGMENT_PROGRAM_ARB) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramivARB(target)"); + return; + } + *params = ctx->Const.MaxFragmentProgramTexIndirections; + break; + default: + _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramivARB(pname)"); + return; + } +} + + +void GLAPIENTRY +_mesa_GetProgramStringARB(GLenum target, GLenum pname, GLvoid *string) +{ + struct program *prog; + GET_CURRENT_CONTEXT(ctx); + + if (!ctx->_CurrentProgram) + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (target == GL_VERTEX_PROGRAM_ARB) { + prog = &(ctx->VertexProgram.Current->Base); + } + else if (target == GL_FRAGMENT_PROGRAM_ARB) { + prog = &(ctx->FragmentProgram.Current->Base); + } + else { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramStringARB(target)"); + return; + } + + ASSERT(prog); + + if (pname != GL_PROGRAM_STRING_ARB) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramStringARB(pname)"); + return; + } + + MEMCPY(string, prog->String, _mesa_strlen((char *) prog->String)); +} + |