diff options
Diffstat (limited to 'src/mesa/shader/programopt.c')
| -rw-r--r-- | src/mesa/shader/programopt.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/mesa/shader/programopt.c b/src/mesa/shader/programopt.c index 783177739d1..51caa02f9fa 100644 --- a/src/mesa/shader/programopt.c +++ b/src/mesa/shader/programopt.c @@ -136,6 +136,7 @@ _mesa_append_fog_code(GLcontext *ctx, struct gl_fragment_program *fprog) GLuint colorTemp, fogFactorTemp; /* temporary registerss */ GLfloat fogVals[4]; GLuint fogConsts; /* constant values for EXP, EXP2 mode */ + GLuint swizzle; if (fprog->FogOption == GL_NONE) { _mesa_problem(ctx, "_mesa_append_fog_code() called for fragment program" @@ -172,7 +173,9 @@ _mesa_append_fog_code(GLcontext *ctx, struct gl_fragment_program *fprog) fogVals[1] = 1.0 / SQRTF(log(2.0)); fogVals[2] = 0.0; fogVals[3] = 0.0; - fogConsts = _mesa_add_unnamed_constant(fprog->Base.Parameters, fogVals, 4); + fogConsts = _mesa_add_unnamed_constant(fprog->Base.Parameters, + fogVals, 4, &swizzle); + ASSERT(swizzle == SWIZZLE_NOOP); /* Scan program to find where result.color is written */ inst = newInst; |