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| author | Dave Airlie <airlied@redhat.com> | 2012-01-06 12:21:54 +0000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-01-11 08:08:12 +0000 |
| commit | f7e3e46f72fffe4b83cd3f922173ff28e9ab9c7c (patch) | |
| tree | bcf2ef2a68fb66ec2a2cf52f001fbf9997c65578 | |
| parent | 40c5987ed84f9f0b8bb1f707bb13c1aafc39330a (diff) | |
| download | external_mesa3d-f7e3e46f72fffe4b83cd3f922173ff28e9ab9c7c.zip external_mesa3d-f7e3e46f72fffe4b83cd3f922173ff28e9ab9c7c.tar.gz external_mesa3d-f7e3e46f72fffe4b83cd3f922173ff28e9ab9c7c.tar.bz2 | |
tgsi_scan: add support to count number of output clip distances
Just add support to the scanner to count the number of clip distances.
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_scan.c | 4 | ||||
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_scan.h | 1 |
2 files changed, 5 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c b/src/gallium/auxiliary/tgsi/tgsi_scan.c index 97d74e4..e4e9c03 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_scan.c +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c @@ -191,6 +191,10 @@ tgsi_scan_shader(const struct tgsi_token *tokens, info->output_semantic_index[reg] = (ubyte)fulldecl->Semantic.Index; info->num_outputs++; + if (procType == TGSI_PROCESSOR_VERTEX && + fulldecl->Semantic.Name == TGSI_SEMANTIC_CLIPDIST) { + info->num_written_clipdistance += util_bitcount(fulldecl->Declaration.UsageMask); + } /* extra info for special outputs */ if (procType == TGSI_PROCESSOR_FRAGMENT && fulldecl->Semantic.Name == TGSI_SEMANTIC_POSITION) diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.h b/src/gallium/auxiliary/tgsi/tgsi_scan.h index 482c106..235e6a3 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_scan.h +++ b/src/gallium/auxiliary/tgsi/tgsi_scan.h @@ -75,6 +75,7 @@ struct tgsi_shader_info boolean pixel_center_integer; boolean color0_writes_all_cbufs; + unsigned num_written_clipdistance; /** * Bitmask indicating which register files are accessed with * indirect addressing. The bits are (1 << TGSI_FILE_x), etc. |