tgsi: add tgsi_declaration fields for centroid sampling, invariant optimization

2 files changed, 10 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/tgsi/tgsi_build.c b/src/gallium/auxiliary/tgsi/tgsi_build.c
index 38fcaf88293..eee2db7771a 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_build.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_build.c
@@ -119,6 +119,8 @@ tgsi_default_declaration( void )
    declaration.UsageMask = TGSI_WRITEMASK_XYZW;
    declaration.Interpolate = TGSI_INTERPOLATE_CONSTANT;
    declaration.Semantic = 0;
+   declaration.Centroid = 0;
+   declaration.Invariant = 0;
    declaration.Padding = 0;
    declaration.Extended = 0;
 
diff --git a/src/gallium/auxiliary/tgsi/tgsi_dump.c b/src/gallium/auxiliary/tgsi/tgsi_dump.c
index 3177f549523..c2a0ac5aff8 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_dump.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_dump.c
@@ -246,6 +246,14 @@ iter_declaration(
    TXT( ", " );
    ENM( decl->Declaration.Interpolate, interpolate_names );
 
+   if (decl->Declaration.Centroid) {
+      TXT( ", CENTROID" );
+   }
+
+   if (decl->Declaration.Invariant) {
+      TXT( ", INVARIANT" );
+   }
+
    EOL();
 
    return TRUE;