diff options
| author | Brian Paul <brian.paul@tungstengraphics.com> | 2001-07-23 16:08:19 +0000 |
|---|---|---|
| committer | Brian Paul <brian.paul@tungstengraphics.com> | 2001-07-23 16:08:19 +0000 |
| commit | 4fa5c1966a985f81c615a9f5ef2f64dd466b252a (patch) | |
| tree | b39e92d339b1d6c1cc6a0af829942c15ecb9db71 /src/mesa/swrast | |
| parent | 55180f4b9216f8feb86dd6ecb4426fc6394c54b3 (diff) | |
don't clamp colors if GLchan==GLfloat in add_colors()
Diffstat (limited to 'src/mesa/swrast')
| -rw-r--r-- | src/mesa/swrast/s_span.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c index a3e4e702f0..8e57296a09 100644 --- a/src/mesa/swrast/s_span.c +++ b/src/mesa/swrast/s_span.c @@ -1,4 +1,4 @@ -/* $Id: s_span.c,v 1.15 2001/06/18 23:55:18 brianp Exp $ */ +/* $Id: s_span.c,v 1.16 2001/07/23 16:08:19 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -777,12 +777,19 @@ add_colors(GLuint n, GLchan rgba[][4], CONST GLchan specular[][4] ) { GLuint i; for (i = 0; i < n; i++) { +#if CHAN_TYPE == GL_FLOAT + /* no clamping */ + rgba[i][RCOMP] += specular[i][RCOMP]; + rgba[i][GCOMP] += specular[i][GCOMP]; + rgba[i][BCOMP] += specular[i][BCOMP]; +#else GLint r = rgba[i][RCOMP] + specular[i][RCOMP]; GLint g = rgba[i][GCOMP] + specular[i][GCOMP]; GLint b = rgba[i][BCOMP] + specular[i][BCOMP]; rgba[i][RCOMP] = (GLchan) MIN2(r, CHAN_MAX); rgba[i][GCOMP] = (GLchan) MIN2(g, CHAN_MAX); rgba[i][BCOMP] = (GLchan) MIN2(b, CHAN_MAX); +#endif } } |