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authorBrian <brian@yutani.localnet.net>2007-02-01 10:08:07 -0700
committerBrian <brian@yutani.localnet.net>2007-02-01 10:08:07 -0700
commitabeca8d17d0728e68ec0c7cb9d9ca91b06b560d0 (patch)
treebbf6aa9837f04f0e8fd23147e7f3126aa487c65b /src/mesa/swrast
parent496aa47042527852ec232c712168fb7fe3c645c3 (diff)
comments
Diffstat (limited to 'src/mesa/swrast')
-rw-r--r--src/mesa/swrast/s_span.c6
-rw-r--r--src/mesa/swrast/s_span.h3
2 files changed, 7 insertions, 2 deletions
diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c
index 5c552e6288..4a562752a8 100644
--- a/src/mesa/swrast/s_span.c
+++ b/src/mesa/swrast/s_span.c
@@ -599,7 +599,6 @@ interpolate_texcoords(GLcontext *ctx, SWspan *span)
q += dqdx;
w += dwdx;
}
-
}
else {
for (i = 0; i < span->end; i++) {
@@ -817,7 +816,10 @@ interpolate_texcoords(GLcontext *ctx, SWspan *span)
/**
- * Fill in the span.varying array from the interpolation values.
+ * Fill in the arrays->attribs[FRAG_ATTRIB_VARx] arrays from the
+ * interpolation values.
+ * XXX since interpolants/arrays are getting uniformed, we might merge
+ * this with interpolate_texcoords(), interpolate_Fog(), etc. someday.
*/
static INLINE void
interpolate_varying(GLcontext *ctx, SWspan *span)
diff --git a/src/mesa/swrast/s_span.h b/src/mesa/swrast/s_span.h
index 292679bda1..ff91768001 100644
--- a/src/mesa/swrast/s_span.h
+++ b/src/mesa/swrast/s_span.h
@@ -81,6 +81,9 @@ struct arrays2 {
typedef struct sw_span_arrays
{
/** Per-fragment attributes (indexed by FRAG_ATTRIB_* tokens) */
+ /* XXX someday look at transposing first two indexes for better memory
+ * access pattern.
+ */
GLfloat attribs[FRAG_ATTRIB_MAX][MAX_WIDTH][4];
/** This mask indicates which fragments are alive or culled */