diff options
| author | Brian <brian.paul@tungstengraphics.com> | 2007-12-04 14:06:10 -0700 |
|---|---|---|
| committer | Brian <brian.paul@tungstengraphics.com> | 2007-12-04 14:07:08 -0700 |
| commit | 02afd45d3b2eccff5d566cdeb32b3211803bd500 (patch) | |
| tree | 7396a68565fdea10c9ead9c0df61654a66d56629 /src/mesa/swrast/s_fragprog.c | |
| parent | 2ee7035886d9f857677776f84e55f92153318832 (diff) | |
fix span->facing computation and gl_FrontFacing initialization
Diffstat (limited to 'src/mesa/swrast/s_fragprog.c')
| -rw-r--r-- | src/mesa/swrast/s_fragprog.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mesa/swrast/s_fragprog.c b/src/mesa/swrast/s_fragprog.c index 767e485ede..76c79eb0d8 100644 --- a/src/mesa/swrast/s_fragprog.c +++ b/src/mesa/swrast/s_fragprog.c @@ -120,7 +120,7 @@ init_machine(GLcontext *ctx, struct gl_program_machine *machine, /* if running a GLSL program (not ARB_fragment_program) */ if (ctx->Shader.CurrentProgram) { /* Store front/back facing value in register FOGC.Y */ - machine->Attribs[FRAG_ATTRIB_FOGC][col][1] = (GLfloat) span->facing; + machine->Attribs[FRAG_ATTRIB_FOGC][col][1] = 1.0 - span->facing; } machine->CurElement = col; |