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i965: Add perf debug hint when the app makes us do index buffer scanning. 

Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
This commit is contained in:
Eric Anholt 2013-10-07 14:34:00 -07:00
parent c298f5ff56
commit 867d0cc1fe
1 changed files with 4 additions and 1 deletions
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5
src/mesa/drivers/dri/i965/brw_draw.c
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@ -481,8 +481,11 @@ void brw_draw_prims( struct gl_context *ctx,
* get the minimum and maximum of their index buffer so we know what range
* to upload.
*/
if (!vbo_all_varyings_in_vbos(arrays) && !index_bounds_valid)
if (!vbo_all_varyings_in_vbos(arrays) && !index_bounds_valid) {
perf_debug("Scanning index buffer to compute index buffer bounds. "
"Use glDrawRangeElements() to avoid this.\n");
vbo_get_minmax_indices(ctx, prims, ib, &min_index, &max_index, nr_prims);
}
/* Do GL_SELECT and GL_FEEDBACK rendering using swrast, even though it
* won't support all the extensions we support.