diff options
Diffstat (limited to 'src/mesa/main/program.c')
| -rw-r--r-- | src/mesa/main/program.c | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/src/mesa/main/program.c b/src/mesa/main/program.c index fe816e344b..e7a3ed9f59 100644 --- a/src/mesa/main/program.c +++ b/src/mesa/main/program.c @@ -36,6 +36,9 @@ #include "macros.h" #include "mtypes.h" #include "program.h" +#include "nvfragparse.h" +#include "nvfragprog.h" +#include "nvvertparse.h" /**********************************************************************/ @@ -925,3 +928,225 @@ _mesa_IsProgram(GLuint id) else return GL_FALSE; } + + + +/**********************************************************************/ +/* GL_MESA_program_debug extension */ +/**********************************************************************/ + + +/* XXX temporary */ +void +glProgramCallbackMESA(GLenum target, GLprogramcallbackMESA callback, + GLvoid *data) +{ + _mesa_ProgramCallbackMESA(target, callback, data); +} + + +void +_mesa_ProgramCallbackMESA(GLenum target, GLprogramcallbackMESA callback, + GLvoid *data) +{ + GET_CURRENT_CONTEXT(ctx); + + switch (target) { + case GL_FRAGMENT_PROGRAM_ARB: + if (!ctx->Extensions.ARB_fragment_program) { + _mesa_error(ctx, GL_INVALID_ENUM, "glProgramCallbackMESA(target)"); + return; + } + ctx->FragmentProgram.Callback = callback; + ctx->FragmentProgram.CallbackData = data; + break; + case GL_FRAGMENT_PROGRAM_NV: + if (!ctx->Extensions.NV_fragment_program) { + _mesa_error(ctx, GL_INVALID_ENUM, "glProgramCallbackMESA(target)"); + return; + } + ctx->FragmentProgram.Callback = callback; + ctx->FragmentProgram.CallbackData = data; + break; + case GL_VERTEX_PROGRAM_ARB: /* == GL_VERTEX_PROGRAM_NV */ + if (!ctx->Extensions.ARB_vertex_program && + !ctx->Extensions.NV_vertex_program) { + _mesa_error(ctx, GL_INVALID_ENUM, "glProgramCallbackMESA(target)"); + return; + } + ctx->VertexProgram.Callback = callback; + ctx->VertexProgram.CallbackData = data; + break; + default: + _mesa_error(ctx, GL_INVALID_ENUM, "glProgramCallbackMESA(target)"); + return; + } +} + + +/* XXX temporary */ +void +glGetProgramRegisterfvMESA(GLenum target, + GLsizei len, const GLubyte *registerName, + GLfloat *v) +{ + _mesa_GetProgramRegisterfvMESA(target, len, registerName, v); +} + + +void +_mesa_GetProgramRegisterfvMESA(GLenum target, + GLsizei len, const GLubyte *registerName, + GLfloat *v) +{ + char reg[1000]; + GET_CURRENT_CONTEXT(ctx); + + /* We _should_ be inside glBegin/glEnd */ +#if 0 + if (ctx->Driver.CurrentExecPrimitive == PRIM_OUTSIDE_BEGIN_END) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glGetProgramRegisterfvMESA"); + return; + } +#endif + + /* make null-terminated copy of registerName */ + len = MIN2(len, sizeof(reg) - 1); + _mesa_memcpy(reg, registerName, len); + reg[len] = 0; + + switch (target) { + case GL_VERTEX_PROGRAM_NV: + if (!ctx->Extensions.ARB_vertex_program && + !ctx->Extensions.NV_vertex_program) { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetProgramRegisterfvMESA(target)"); + return; + } + if (!ctx->VertexProgram.Enabled) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGetProgramRegisterfvMESA"); + return; + } + /* GL_NV_vertex_program */ + if (reg[0] == 'R') { + /* Temp register */ + GLint i = _mesa_atoi(reg + 1); + if (i >= (GLint)ctx->Const.MaxVertexProgramTemps) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetProgramRegisterfvMESA(registerName)"); + return; + } + COPY_4V(v, ctx->VertexProgram.Temporaries[i]); + } + else if (reg[0] == 'v' && reg[1] == '[') { + /* Vertex Input attribute */ + GLuint i; + for (i = 0; i < ctx->Const.MaxVertexProgramAttribs; i++) { + const char *name = _mesa_nv_vertex_input_register_name(i); + char number[10]; + sprintf(number, "%d", i); + if (_mesa_strncmp(reg + 2, name, 4) == 0 || + _mesa_strncmp(reg + 2, number, _mesa_strlen(number)) == 0) { + COPY_4V(v, ctx->VertexProgram.Inputs[i]); + return; + } + } + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetProgramRegisterfvMESA(registerName)"); + return; + } + else if (reg[0] == 'o' && reg[1] == '[') { + /* Vertex output attribute */ + } + /* GL_ARB_vertex_program */ + else if (_mesa_strncmp(reg, "vertex.", 7) == 0) { + + } + else { + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetProgramRegisterfvMESA(registerName)"); + return; + } + break; + case GL_FRAGMENT_PROGRAM_ARB: + if (!ctx->Extensions.ARB_fragment_program) { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetProgramRegisterfvMESA(target)"); + return; + } + if (!ctx->FragmentProgram.Enabled) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGetProgramRegisterfvMESA"); + return; + } + /* XXX to do */ + break; + case GL_FRAGMENT_PROGRAM_NV: + if (!ctx->Extensions.NV_fragment_program) { + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetProgramRegisterfvMESA(target)"); + return; + } + if (!ctx->FragmentProgram.Enabled) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGetProgramRegisterfvMESA"); + return; + } + if (reg[0] == 'R') { + /* Temp register */ + GLint i = _mesa_atoi(reg + 1); + if (i >= (GLint)ctx->Const.MaxFragmentProgramTemps) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetProgramRegisterfvMESA(registerName)"); + return; + } + COPY_4V(v, ctx->FragmentProgram.Machine.Temporaries[i]); + } + else if (reg[0] == 'f' && reg[1] == '[') { + /* Fragment input attribute */ + GLuint i; + for (i = 0; i < ctx->Const.MaxFragmentProgramAttribs; i++) { + const char *name = _mesa_nv_fragment_input_register_name(i); + if (_mesa_strncmp(reg + 2, name, 4) == 0) { + COPY_4V(v, ctx->FragmentProgram.Machine.Inputs[i]); + return; + } + } + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetProgramRegisterfvMESA(registerName)"); + return; + } + else if (_mesa_strcmp(reg, "o[COLR]") == 0) { + /* Fragment output color */ + COPY_4V(v, ctx->FragmentProgram.Machine.Outputs[FRAG_OUTPUT_COLR]); + } + else if (_mesa_strcmp(reg, "o[COLH]") == 0) { + /* Fragment output color */ + COPY_4V(v, ctx->FragmentProgram.Machine.Outputs[FRAG_OUTPUT_COLH]); + } + else if (_mesa_strcmp(reg, "o[DEPR]") == 0) { + /* Fragment output depth */ + COPY_4V(v, ctx->FragmentProgram.Machine.Outputs[FRAG_OUTPUT_DEPR]); + } + else { + /* try user-defined identifiers */ + const GLfloat *value = _mesa_lookup_parameter_value( + ctx->FragmentProgram.Current->Parameters, -1, reg); + if (reg) { + COPY_4V(v, value); + } + else { + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetProgramRegisterfvMESA(registerName)"); + return; + } + } + break; + default: + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetProgramRegisterfvMESA(target)"); + return; + } + +} |