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llvmpipe: add a very useful (disabled) debugging output

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Disabled by default, but it's very useful when needed.

Signed-off-by: Zack Rusin <zackr@vmware.com>
Reviewed-by: José Fonseca <jfonseca@vmware.com>
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
This commit is contained in:
Zack Rusin 2013-12-10 00:10:28 -05:00
parent 48b07fb4fc
commit 7a50d38a2b
1 changed files with 20 additions and 0 deletions
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20
src/gallium/drivers/llvmpipe/lp_setup_point.c
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@ -302,6 +302,23 @@ subpixel_snap(float a)
return util_iround(FIXED_ONE * a); return util_iround(FIXED_ONE * a);
} }
/**
* Print point vertex attribs (for debug).
*/
static void
print_point(struct lp_setup_context *setup,
const float (*v0)[4])
{
const struct lp_setup_variant_key *key = &setup->setup.variant->key;
uint i;
debug_printf("llvmpipe point\n");
for (i = 0; i < 1 + key->num_inputs; i++) {
debug_printf(" v0[%d]: %f %f %f %f\n", i,
v0[i][0], v0[i][1], v0[i][2], v0[i][3]);
}
}
static boolean static boolean
try_setup_point( struct lp_setup_context *setup, try_setup_point( struct lp_setup_context *setup,
@ -342,6 +359,9 @@ try_setup_point( struct lp_setup_context *setup,
layer = MIN2(layer, scene->fb_max_layer); layer = MIN2(layer, scene->fb_max_layer);
} }
if (0)
print_point(setup, v0);
/* Bounding rectangle (in pixels) */ /* Bounding rectangle (in pixels) */
{ {
/* Yes this is necessary to accurately calculate bounding boxes /* Yes this is necessary to accurately calculate bounding boxes