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tgsi: add tgsi_declaration fields for centroid sampling, invariant optimization

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(cherry picked from commit 434e255eae)
This commit is contained in:
Brian Paul 2008-11-24 10:02:44 -07:00 • committed by Brian Paul
parent a48b004c44
commit dc48ae97dc
3 changed files with 13 additions and 1 deletions
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2
src/gallium/auxiliary/tgsi/tgsi_build.c
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@ -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;

8
src/gallium/auxiliary/tgsi/tgsi_dump.c
View file

@ -248,6 +248,14 @@ iter_declaration(
TXT( ", " );
ENM( decl->Declaration.Interpolate, interpolate_names );
if (decl->Declaration.Centroid) {
TXT( ", CENTROID" );
}
if (decl->Declaration.Invariant) {
TXT( ", INVARIANT" );
}
EOL();
return TRUE;

4
src/gallium/include/pipe/p_shader_tokens.h
View file

@ -85,7 +85,9 @@ struct tgsi_declaration
unsigned UsageMask : 4; /* bitmask of TGSI_WRITEMASK_x flags */
unsigned Interpolate : 4; /* TGSI_INTERPOLATE_ */
unsigned Semantic : 1; /* BOOL, any semantic info? */
unsigned Padding : 6;
unsigned Centroid : 1; /* centroid sampling */
unsigned Invariant : 1; /* invariant optimization */
unsigned Padding : 4;
unsigned Extended : 1; /* BOOL */
};