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radv: skip draw calls with 0-sized index buffers

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Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Samuel Pitoiset 2019-07-31 09:39:18 +02:00
parent fed6aa2fec
commit 29cca5f381
1 changed files with 6 additions and 0 deletions
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6
src/amd/vulkan/radv_cmd_buffer.c
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@ -4323,6 +4323,12 @@ radv_emit_draw_packets(struct radv_cmd_buffer *cmd_buffer,
int index_size = radv_get_vgt_index_size(state->index_type);
uint64_t index_va;
/* Skip draw calls with 0-sized index buffers. They
* cause a hang on some chips, like Navi10-14.
*/
if (!cmd_buffer->state.max_index_count)
return;
index_va = state->index_va;
index_va += info->first_index * index_size;