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mesa/vbo: always recalculate min_index and max_index when splitting vertices

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This commit is contained in:
Maciej Cencora
2009-07-05 15:00:42 +02:00
parent eb33c0ab8b
commit afd687b0dc
1 changed files with 10 additions and 26 deletions
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src/mesa/vbo/vbo_split_inplace.c
+10 -26
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@@ -63,35 +63,19 @@ static void flush_vertex( struct split_context *split )
if (!split->dstprim_nr)
return;
if (split->ib) {
/* This should basically be multipass rendering over the same
* unchanging set of VBO's. Would like the driver not to
* re-upload the data, or swtnl not to re-transform the
* vertices.
*/
assert(split->max_index - split->min_index < split->limits->max_verts);
min_index = split->min_index;
max_index = split->max_index;
}
else {
/* Non-indexed rendering. Cannot assume that the primitives are
* ordered by increasing vertex, because of entrypoints like
* MultiDrawArrays.
*/
GLuint i;
min_index = split->dstprim[0].start;
max_index = min_index + split->dstprim[0].count - 1;
GLuint i;
min_index = split->dstprim[0].start;
max_index = min_index + split->dstprim[0].count - 1;
for (i = 1; i < split->dstprim_nr; i++) {
GLuint tmp_min = split->dstprim[i].start;
GLuint tmp_max = tmp_min + split->dstprim[i].count - 1;
for (i = 1; i < split->dstprim_nr; i++) {
GLuint tmp_min = split->dstprim[i].start;
GLuint tmp_max = tmp_min + split->dstprim[i].count - 1;
if (tmp_min < min_index)
min_index = tmp_min;
if (tmp_min < min_index)
min_index = tmp_min;
if (tmp_max > max_index)
max_index = tmp_max;
}
if (tmp_max > max_index)
max_index = tmp_max;
}
assert(max_index >= min_index);