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authorBrian Paul <brian.paul@tungstengraphics.com>2004-02-17 04:26:42 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2004-02-17 04:26:42 +0000
commit4250c7acacc35f29a3716f96b8e4fa31d9d30d2b (patch)
tree816ac6d52518affbdf2b5ea1d6f95641e83a1e32 /src
parent5cd79f9267c5ce71d9fc3355ab0ba8fe5fdf636a (diff)
some debug code
Diffstat (limited to 'src')
-rw-r--r--src/mesa/main/feedback.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/mesa/main/feedback.c b/src/mesa/main/feedback.c
index 69b235a3e5..48c2ccbff3 100644
--- a/src/mesa/main/feedback.c
+++ b/src/mesa/main/feedback.c
@@ -126,8 +126,20 @@ void _mesa_feedback_vertex( GLcontext *ctx,
GLfloat index,
const GLfloat texcoord[4] )
{
+#if 0
+ {
+ /* snap window x, y to fractional pixel position */
+ const GLint snapMask = ~((FIXED_ONE / (1 << SUB_PIXEL_BITS)) - 1);
+ GLfixed x, y;
+ x = FloatToFixed(win[0]) & snapMask;
+ y = FloatToFixed(win[1]) & snapMask;
+ FEEDBACK_TOKEN(ctx, FixedToFloat(x));
+ FEEDBACK_TOKEN(ctx, FixedToFloat(y) );
+ }
+#else
FEEDBACK_TOKEN( ctx, win[0] );
FEEDBACK_TOKEN( ctx, win[1] );
+#endif
if (ctx->Feedback._Mask & FB_3D) {
FEEDBACK_TOKEN( ctx, win[2] );
}