OpenHarmony/third_party_mesa3d
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ARB prog parser: Add support for GL_ARB_fragment_program_shadow

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Passes the piglit asmparsertest shadow-0[123].txt tests and
progs/demos/shadowtex.
This commit is contained in:
Ian Romanick
2009-07-27 16:24:49 -07:00
parent 88018e2e07
commit 1edd13bf23
5 changed files with 1763 additions and 1636 deletions
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4
src/mesa/shader/program_lexer.l
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@@ -29,6 +29,7 @@
#define require_ARB_vp (yyextra->mode == ARB_vertex)
#define require_ARB_fp (yyextra->mode == ARB_fragment)
#define require_shadow (yyextra->option.Shadow)
#define require_rect (yyextra->option.TexRect)
#define return_token_or_IDENTIFIER(condition, token) \
@@ -295,6 +296,9 @@ texture { return_token_or_IDENTIFIER(require_ARB_fp, TEXTURE_U
3D { return_token_or_IDENTIFIER(require_ARB_fp, TEX_3D); }
CUBE { return_token_or_IDENTIFIER(require_ARB_fp, TEX_CUBE); }
RECT { return_token_or_IDENTIFIER(require_ARB_fp && require_rect, TEX_RECT); }
SHADOW1D { return_token_or_IDENTIFIER(require_ARB_fp && require_shadow, TEX_SHADOW1D); }
SHADOW2D { return_token_or_IDENTIFIER(require_ARB_fp && require_shadow, TEX_SHADOW2D); }
SHADOWRECT { return_token_or_IDENTIFIER(require_ARB_fp && require_shadow && require_rect, TEX_SHADOWRECT); }
[_a-zA-Z$][_a-zA-Z0-9$]* {
yylval->string = strdup(yytext);