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pan/decode: Use max varying index as varying buffer count

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This allows us to decode asymmetric varyings correctly, which occurs
with e.g. gl_FrontFacing.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
This commit is contained in:
Alyssa Rosenzweig 2019-07-31 11:52:52 -07:00
parent 2afedfaf9a
commit 9e66ff3ea9
1 changed files with 6 additions and 6 deletions
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12
src/panfrost/pandecode/decode.c
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@ -1253,7 +1253,7 @@ pandecode_attribute_meta(int job_no, int count, const struct mali_vertex_tiler_p
pandecode_indent--;
pandecode_log("};\n");
return max_index;
return count ? (max_index + 1) : 0;
}
static void
@ -1666,17 +1666,17 @@ pandecode_vertex_tiler_postfix_pre(const struct mali_vertex_tiler_postfix *p,
* pass a zero buffer with the right stride/size set, (or whatever)
* since the GPU will write to it itself */
if (p->varying_meta) {
varying_count = pandecode_attribute_meta(job_no, varying_count, p, true, suffix);
}
if (p->varyings) {
attr_mem = pandecode_find_mapped_gpu_mem_containing(p->varyings);
/* Number of descriptors depends on whether there are
* non-internal varyings */
pandecode_attributes(attr_mem, p->varyings, job_no, suffix, varying_count > 1 ? 4 : 1, true);
}
if (p->varying_meta) {
pandecode_attribute_meta(job_no, varying_count, p, true, suffix);
pandecode_attributes(attr_mem, p->varyings, job_no, suffix, varying_count, true);
}
bool is_compute = job_type == JOB_TYPE_COMPUTE;