r300g: fix vertex data swizzle

2010-01-17 14:54:35 +01:00
parent cd553ec8be
commit d3d41cbc35
1 changed files with 5 additions and 1 deletions
@@ -551,7 +551,11 @@ r300_translate_vertex_data_swizzle(enum pipe_format format) {
    /* Swizzles for 8bits formats are in the reversed order, not sure why. */
    if (desc->channel[0].size == 8) {
        for (i = 0; i < 4; i++) {
-            swizzle[i] = 3 - desc->swizzle[i];
+            if (desc->swizzle[i] <= 3) {
+                swizzle[i] = 3 - desc->swizzle[i];
+            } else {
+                swizzle[i] = desc->swizzle[i];
+            }
        }
    } else {
        for (i = 0; i < 4; i++) {