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llvmpipe: Fix queries when screen->num_threads == 0.

Browse source 
That is, when llvmpipe is run in single-threaded mode.

Trivial.

Tested with

  LP_NUM_THREADS=0 glean --run results --overwrite --quick --tests occluQry
This commit is contained in:
José Fonseca 2013-04-29 15:40:06 +01:00
parent c4bea00fb3
commit 220ef8295c
1 changed files with 3 additions and 2 deletions
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5
src/gallium/drivers/llvmpipe/lp_query.c
View file

@ -94,6 +94,7 @@ llvmpipe_get_query_result(struct pipe_context *pipe,
union pipe_query_result *vresult)
{
struct llvmpipe_screen *screen = llvmpipe_screen(pipe->screen);
unsigned num_threads = MAX2(1, screen->num_threads);
struct llvmpipe_query *pq = llvmpipe_query(q);
uint64_t *result = (uint64_t *)vresult;
int i;
@ -120,12 +121,12 @@ llvmpipe_get_query_result(struct pipe_context *pipe,
switch (pq->type) {
case PIPE_QUERY_OCCLUSION_COUNTER:
for (i = 0; i < screen->num_threads; i++) {
for (i = 0; i < num_threads; i++) {
*result += pq->count[i];
}
break;
case PIPE_QUERY_TIMESTAMP:
for (i = 0; i < screen->num_threads; i++) {
for (i = 0; i < num_threads; i++) {
if (pq->count[i] > *result) {
*result = pq->count[i];
}