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r300g: index buffer range checking

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This commit is contained in:
Marek Olšák 2010-06-23 00:20:11 +02:00
parent e130f524a9
commit d84bf6d44d
1 changed files with 6 additions and 0 deletions
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6
src/gallium/drivers/r300/r300_render.c
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@ -508,6 +508,12 @@ static void r300_draw_range_elements(struct pipe_context* pipe,
return;
}
/* Index buffer range checking. */
if ((start + count) * indexSize > indexBuffer->width0) {
fprintf(stderr, "r300: Invalid index buffer range. Skipping rendering.\n");
return;
}
/* Set up fallback for incompatible vertex layout if needed. */
if (r300->incompatible_vb_layout || r300->velems->incompatible_layout) {
r300_begin_vertex_translate(r300);