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-rw-r--r--src/gallium/auxiliary/draw/draw_pt_vcache_tmp.h73
1 files changed, 55 insertions, 18 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pt_vcache_tmp.h b/src/gallium/auxiliary/draw/draw_pt_vcache_tmp.h
index ec05bbeab40..62822a3d562 100644
--- a/src/gallium/auxiliary/draw/draw_pt_vcache_tmp.h
+++ b/src/gallium/auxiliary/draw/draw_pt_vcache_tmp.h
@@ -118,21 +118,39 @@ static void FUNC( struct draw_pt_front_end *frontend,
case PIPE_PRIM_QUADS:
for (i = 0; i+3 < count; i += 4) {
- QUAD( vcache,
- get_elt(elts, i + 0),
- get_elt(elts, i + 1),
- get_elt(elts, i + 2),
- get_elt(elts, i + 3));
+ if (flatfirst) {
+ QUAD( vcache,
+ get_elt(elts, i + 0),
+ get_elt(elts, i + 1),
+ get_elt(elts, i + 2),
+ get_elt(elts, i + 3) );
+ }
+ else {
+ QUAD( vcache,
+ get_elt(elts, i + 0),
+ get_elt(elts, i + 1),
+ get_elt(elts, i + 2),
+ get_elt(elts, i + 3) );
+ }
}
break;
case PIPE_PRIM_QUAD_STRIP:
for (i = 0; i+3 < count; i += 2) {
- QUAD( vcache,
- get_elt(elts, i + 2),
- get_elt(elts, i + 0),
- get_elt(elts, i + 1),
- get_elt(elts, i + 3));
+ if (flatfirst) {
+ QUAD( vcache,
+ get_elt(elts, i + 0),
+ get_elt(elts, i + 1),
+ get_elt(elts, i + 3),
+ get_elt(elts, i + 2) );
+ }
+ else {
+ QUAD( vcache,
+ get_elt(elts, i + 2),
+ get_elt(elts, i + 0),
+ get_elt(elts, i + 1),
+ get_elt(elts, i + 3) );
+ }
}
break;
@@ -144,19 +162,38 @@ static void FUNC( struct draw_pt_front_end *frontend,
const ushort edge_first = DRAW_PIPE_EDGE_FLAG_2;
const ushort edge_middle = DRAW_PIPE_EDGE_FLAG_0;
const ushort edge_last = DRAW_PIPE_EDGE_FLAG_1;
+ ushort edge_next, edge_finish;
- flags = DRAW_PIPE_RESET_STIPPLE | edge_first | edge_middle;
+ if (flatfirst) {
+ flags = DRAW_PIPE_RESET_STIPPLE | edge_middle | edge_last;
+ edge_next = edge_last;
+ edge_finish = edge_first;
+ }
+ else {
+ flags = DRAW_PIPE_RESET_STIPPLE | edge_first | edge_middle;
+ edge_next = edge_middle;
+ edge_finish = edge_last;
+ }
- for (i = 0; i+2 < count; i++, flags = edge_middle) {
+ for (i = 0; i+2 < count; i++, flags = edge_next) {
if (i + 3 == count)
- flags |= edge_last;
+ flags |= edge_finish;
- TRIANGLE( vcache,
- flags,
- get_elt(elts, i + 1),
- get_elt(elts, i + 2),
- get_elt(elts, 0));
+ if (flatfirst) {
+ TRIANGLE( vcache,
+ flags,
+ get_elt(elts, 0),
+ get_elt(elts, i + 1),
+ get_elt(elts, i + 2) );
+ }
+ else {
+ TRIANGLE( vcache,
+ flags,
+ get_elt(elts, i + 1),
+ get_elt(elts, i + 2),
+ get_elt(elts, 0));
+ }
}
}
break;