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-rw-r--r--src/mesa/main/texformat_tmp.h55
1 files changed, 49 insertions, 6 deletions
diff --git a/src/mesa/main/texformat_tmp.h b/src/mesa/main/texformat_tmp.h
index a6e0e02ee8d..cc6ed1cc936 100644
--- a/src/mesa/main/texformat_tmp.h
+++ b/src/mesa/main/texformat_tmp.h
@@ -2,7 +2,7 @@
* Mesa 3-D graphics library
* Version: 6.5
*
- * Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -1060,7 +1060,6 @@ static void FETCH(ci8)( const struct gl_texture_image *texImage,
{
const GLubyte *src = TEXEL_ADDR(GLubyte, texImage, i, j, k, 1);
const struct gl_color_table *palette;
- const GLchan *table;
GLuint index;
GET_CURRENT_CONTEXT(ctx);
@@ -1072,13 +1071,56 @@ static void FETCH(ci8)( const struct gl_texture_image *texImage,
}
if (palette->Size == 0)
return; /* undefined results */
- ASSERT(palette->Type != GL_FLOAT);
- table = (const GLchan *) palette->Table;
/* Mask the index against size of palette to avoid going out of bounds */
index = (*src) & (palette->Size - 1);
- switch (palette->_BaseFormat) {
+ if (palette->Type == GL_FLOAT) {
+ const GLfloat *ftable = (const GLfloat *) palette->Table;
+ switch (palette->_BaseFormat) {
+ case GL_ALPHA:
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] = 0;
+ texel[ACOMP] = (GLchan) (ftable[index] * CHAN_MAX);
+ return;
+ case GL_LUMINANCE:
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] = (GLchan) (ftable[index] * CHAN_MAX);
+ texel[ACOMP] = CHAN_MAX;
+ break;
+ case GL_INTENSITY:
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] =
+ texel[ACOMP] = ftable[index] * CHAN_MAX;
+ return;
+ case GL_LUMINANCE_ALPHA:
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] = (GLchan) (ftable[index * 2 + 0] * CHAN_MAX);
+ texel[ACOMP] = (GLchan) (ftable[index * 2 + 1] * CHAN_MAX);
+ return;
+ case GL_RGB:
+ texel[RCOMP] = (GLchan) (ftable[index * 3 + 0] * CHAN_MAX);
+ texel[GCOMP] = (GLchan) (ftable[index * 3 + 1] * CHAN_MAX);
+ texel[BCOMP] = (GLchan) (ftable[index * 3 + 2] * CHAN_MAX);
+ texel[ACOMP] = CHAN_MAX;
+ return;
+ case GL_RGBA:
+ texel[RCOMP] = (GLchan) (ftable[index * 4 + 0] * CHAN_MAX);
+ texel[GCOMP] = (GLchan) (ftable[index * 4 + 1] * CHAN_MAX);
+ texel[BCOMP] = (GLchan) (ftable[index * 4 + 2] * CHAN_MAX);
+ texel[ACOMP] = (GLchan) (ftable[index * 4 + 3] * CHAN_MAX);
+ return;
+ default:
+ _mesa_problem(ctx, "Bad palette format in fetch_texel_ci8");
+ }
+ }
+ else {
+ const GLchan *table = (const GLchan *) palette->Table;
+ switch (palette->_BaseFormat) {
case GL_ALPHA:
texel[RCOMP] =
texel[GCOMP] =
@@ -1116,7 +1158,8 @@ static void FETCH(ci8)( const struct gl_texture_image *texImage,
texel[ACOMP] = table[index * 4 + 3];
return;
default:
- _mesa_problem(ctx, "Bad palette format in palette_sample");
+ _mesa_problem(ctx, "Bad palette format in fetch_texel_ci8");
+ }
}
}