Mesa (master): swrast: flip the conditionals in shadow_compare4() for readability
Brian Paul
brianp at kemper.freedesktop.org
Tue Mar 8 15:32:24 UTC 2011
Module: Mesa
Branch: master
Commit: 4a802738b08b1dbddef6c59d0a1324f864b987b0
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=4a802738b08b1dbddef6c59d0a1324f864b987b0
Author: Brian Paul <brianp at vmware.com>
Date: Tue Mar 8 08:31:12 2011 -0700
swrast: flip the conditionals in shadow_compare4() for readability
---
src/mesa/swrast/s_texfilter.c | 48 ++++++++++++++++++++--------------------
1 files changed, 24 insertions(+), 24 deletions(-)
diff --git a/src/mesa/swrast/s_texfilter.c b/src/mesa/swrast/s_texfilter.c
index 4b0a4bc..4278540 100644
--- a/src/mesa/swrast/s_texfilter.c
+++ b/src/mesa/swrast/s_texfilter.c
@@ -2918,40 +2918,40 @@ shadow_compare4(GLenum function, GLfloat coord,
switch (function) {
case GL_LEQUAL:
- if (depth00 < coord) luminance -= d;
- if (depth01 < coord) luminance -= d;
- if (depth10 < coord) luminance -= d;
- if (depth11 < coord) luminance -= d;
+ if (coord > depth00) luminance -= d;
+ if (coord > depth01) luminance -= d;
+ if (coord > depth10) luminance -= d;
+ if (coord > depth11) luminance -= d;
return luminance;
case GL_GEQUAL:
- if (depth00 > coord) luminance -= d;
- if (depth01 > coord) luminance -= d;
- if (depth10 > coord) luminance -= d;
- if (depth11 > coord) luminance -= d;
+ if (coord < depth00) luminance -= d;
+ if (coord < depth01) luminance -= d;
+ if (coord < depth10) luminance -= d;
+ if (coord < depth11) luminance -= d;
return luminance;
case GL_LESS:
- if (depth00 <= coord) luminance -= d;
- if (depth01 <= coord) luminance -= d;
- if (depth10 <= coord) luminance -= d;
- if (depth11 <= coord) luminance -= d;
+ if (coord >= depth00) luminance -= d;
+ if (coord >= depth01) luminance -= d;
+ if (coord >= depth10) luminance -= d;
+ if (coord >= depth11) luminance -= d;
return luminance;
case GL_GREATER:
- if (depth00 >= coord) luminance -= d;
- if (depth01 >= coord) luminance -= d;
- if (depth10 >= coord) luminance -= d;
- if (depth11 >= coord) luminance -= d;
+ if (coord <= depth00) luminance -= d;
+ if (coord <= depth01) luminance -= d;
+ if (coord <= depth10) luminance -= d;
+ if (coord <= depth11) luminance -= d;
return luminance;
case GL_EQUAL:
- if (depth00 != coord) luminance -= d;
- if (depth01 != coord) luminance -= d;
- if (depth10 != coord) luminance -= d;
- if (depth11 != coord) luminance -= d;
+ if (coord != depth00) luminance -= d;
+ if (coord != depth01) luminance -= d;
+ if (coord != depth10) luminance -= d;
+ if (coord != depth11) luminance -= d;
return luminance;
case GL_NOTEQUAL:
- if (depth00 == coord) luminance -= d;
- if (depth01 == coord) luminance -= d;
- if (depth10 == coord) luminance -= d;
- if (depth11 == coord) luminance -= d;
+ if (coord == depth00) luminance -= d;
+ if (coord == depth01) luminance -= d;
+ if (coord == depth10) luminance -= d;
+ if (coord == depth11) luminance -= d;
return luminance;
case GL_ALWAYS:
return 1.0F;
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