diff options
author | Keith Whitwell <[email protected]> | 2007-01-16 11:22:57 +0000 |
---|---|---|
committer | Keith Whitwell <[email protected]> | 2007-01-16 11:22:57 +0000 |
commit | 6a3fdc3a1ea6c306d9543791bf172dd1052d7382 (patch) | |
tree | c372c6daff13e435e79914c2e40dfe9d370c337b /src/mesa/shader/arbprogram.c | |
parent | 0b412f8f156b46b0e7220a2b61e0f41781769f66 (diff) | |
parent | a03fc8277180e2171519165a724849e2254ef0b7 (diff) |
Merge branch 'master' of git+ssh://[email protected]/git/mesa/mesa into vbo-0.2
Conflicts:
src/mesa/array_cache/sources
src/mesa/drivers/dri/i965/brw_context.c
src/mesa/drivers/dri/i965/brw_draw.c
src/mesa/drivers/dri/i965/brw_fallback.c
src/mesa/drivers/dri/i965/brw_vs_emit.c
src/mesa/drivers/dri/i965/brw_vs_tnl.c
src/mesa/drivers/dri/mach64/mach64_context.c
src/mesa/main/extensions.c
src/mesa/main/getstring.c
src/mesa/tnl/sources
src/mesa/tnl/t_save_api.c
src/mesa/tnl/t_save_playback.c
src/mesa/tnl/t_vtx_api.c
src/mesa/tnl/t_vtx_exec.c
src/mesa/vbo/vbo_attrib.h
src/mesa/vbo/vbo_exec_api.c
src/mesa/vbo/vbo_save_api.c
src/mesa/vbo/vbo_save_draw.c
Diffstat (limited to 'src/mesa/shader/arbprogram.c')
-rw-r--r-- | src/mesa/shader/arbprogram.c | 41 |
1 files changed, 38 insertions, 3 deletions
diff --git a/src/mesa/shader/arbprogram.c b/src/mesa/shader/arbprogram.c index 89f2d20cc9a..bff80d7ee3a 100644 --- a/src/mesa/shader/arbprogram.c +++ b/src/mesa/shader/arbprogram.c @@ -1,6 +1,6 @@ /* * Mesa 3-D graphics library - * Version: 6.5 + * Version: 6.5.2 * * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. * @@ -36,6 +36,7 @@ #include "imports.h" #include "macros.h" #include "mtypes.h" +#include "program.h" void GLAPIENTRY @@ -101,7 +102,7 @@ _mesa_GetVertexAttribfvARB(GLuint index, GLenum pname, GLfloat *params) GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END(ctx); - if (index == 0 || index >= MAX_VERTEX_PROGRAM_ATTRIBS) { + if (index >= MAX_VERTEX_PROGRAM_ATTRIBS) { _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribfvARB(index)"); return; } @@ -123,6 +124,11 @@ _mesa_GetVertexAttribfvARB(GLuint index, GLenum pname, GLfloat *params) params[0] = ctx->Array.ArrayObj->VertexAttrib[index].Normalized; break; case GL_CURRENT_VERTEX_ATTRIB_ARB: + if (index == 0) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGetVertexAttribfvARB(index==0)"); + return; + } FLUSH_CURRENT(ctx, 0); COPY_4V(params, ctx->Current.Attrib[VERT_ATTRIB_GENERIC0 + index]); break; @@ -179,6 +185,31 @@ _mesa_GetVertexAttribPointervARB(GLuint index, GLenum pname, GLvoid **pointer) } +/** + * Determine if id names a vertex or fragment program. + * \note Not compiled into display lists. + * \note Called from both glIsProgramNV and glIsProgramARB. + * \param id is the program identifier + * \return GL_TRUE if id is a program, else GL_FALSE. + */ +GLboolean GLAPIENTRY +_mesa_IsProgramARB(GLuint id) +{ + struct gl_program *prog = NULL; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE); + + if (id == 0) + return GL_FALSE; + + prog = _mesa_lookup_program(ctx, id); + if (prog && (prog != &_mesa_DummyProgram)) + return GL_TRUE; + else + return GL_FALSE; +} + + void GLAPIENTRY _mesa_ProgramStringARB(GLenum target, GLenum format, GLsizei len, const GLvoid *string) @@ -736,6 +767,7 @@ void GLAPIENTRY _mesa_GetProgramStringARB(GLenum target, GLenum pname, GLvoid *string) { const struct gl_program *prog; + char *dst = (char *) string; GET_CURRENT_CONTEXT(ctx); if (!ctx->_CurrentProgram) @@ -759,5 +791,8 @@ _mesa_GetProgramStringARB(GLenum target, GLenum pname, GLvoid *string) return; } - _mesa_memcpy(string, prog->String, _mesa_strlen((char *) prog->String)); + if (prog->String) + _mesa_memcpy(dst, prog->String, _mesa_strlen((char *) prog->String)); + else + *dst = '\0'; } |