683 lines
18 KiB
Text
683 lines
18 KiB
Text
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%start WholeEnchilada
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%{
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void yyerror(char* s);
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int yylex ( void );
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#ifdef _WIN32
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# include <windows.h>
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#endif
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#include <stdio.h>
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#include <malloc.h>
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#include "rc1.0_combiners.h"
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#include "nvparse_errors.h"
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#include "nvparse_externs.h"
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%}
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%union {
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int ival;
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float fval;
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RegisterEnum registerEnum;
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BiasScaleEnum biasScaleEnum;
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MappedRegisterStruct mappedRegisterStruct;
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ConstColorStruct constColorStruct;
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GeneralPortionStruct generalPortionStruct;
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GeneralFunctionStruct generalFunctionStruct;
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OpStruct opStruct;
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GeneralCombinerStruct generalCombinerStruct;
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GeneralCombinersStruct generalCombinersStruct;
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FinalProductStruct finalProductStruct;
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FinalRgbFunctionStruct finalRgbFunctionStruct;
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FinalAlphaFunctionStruct finalAlphaFunctionStruct;
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FinalCombinerStruct finalCombinerStruct;
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CombinersStruct combinersStruct;
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}
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%token <registerEnum> regVariable constVariable color_sum final_product
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%token <ival> expandString halfBiasString unsignedString unsignedInvertString muxString sumString
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%token <ival> rgb_portion alpha_portion
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%token <ival> openParen closeParen openBracket closeBracket semicolon comma
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%token <ival> dot times minus equals plus
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%token <biasScaleEnum> bias_by_negative_one_half_scale_by_two bias_by_negative_one_half
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%token <biasScaleEnum> scale_by_one_half scale_by_two scale_by_four
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%token <ival> clamp_color_sum lerp
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%token <ival> fragment_rgb fragment_alpha
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%token <fval> floatValue
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%type <combinersStruct> WholeEnchilada Combiners
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%type <constColorStruct> ConstColor
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%type <generalCombinerStruct> GeneralCombiner
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%type <generalCombinersStruct> GeneralCombiners
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%type <ival> PortionDesignator
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%type <opStruct> Mux Sum Dot Mul
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%type <generalPortionStruct> GeneralPortion
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%type <generalFunctionStruct> GeneralFunction
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%type <biasScaleEnum> BiasScale
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%type <registerEnum> Register
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%type <mappedRegisterStruct> GeneralMappedRegister FinalMappedRegister
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%type <finalProductStruct> FinalProduct
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%type <ival> ClampColorSum
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%type <finalRgbFunctionStruct> FinalRgbFunction
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%type <finalAlphaFunctionStruct> FinalAlphaFunction
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%type <finalCombinerStruct> FinalCombiner
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%%
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WholeEnchilada : Combiners
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{
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$1.Validate();
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$1.Invoke();
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}
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;
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Combiners : ConstColor GeneralCombiners FinalCombiner
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{
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CombinersStruct combinersStruct;
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combinersStruct.Init($2, $3, $1);
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$$ = combinersStruct;
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}
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| ConstColor ConstColor GeneralCombiners FinalCombiner
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{
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CombinersStruct combinersStruct;
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combinersStruct.Init($3, $4, $1, $2);
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$$ = combinersStruct;
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}
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| GeneralCombiners FinalCombiner
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{
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CombinersStruct combinersStruct;
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combinersStruct.Init($1, $2);
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$$ = combinersStruct;
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}
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| ConstColor FinalCombiner
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{
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GeneralCombinersStruct generalCombinersStruct;
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generalCombinersStruct.Init();
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CombinersStruct combinersStruct;
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combinersStruct.Init(generalCombinersStruct, $2, $1);
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$$ = combinersStruct;
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}
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| ConstColor ConstColor FinalCombiner
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{
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GeneralCombinersStruct generalCombinersStruct;
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generalCombinersStruct.Init();
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CombinersStruct combinersStruct;
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combinersStruct.Init(generalCombinersStruct, $3, $1, $2);
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$$ = combinersStruct;
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}
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| FinalCombiner
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{
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GeneralCombinersStruct generalCombinersStruct;
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generalCombinersStruct.Init();
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CombinersStruct combinersStruct;
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combinersStruct.Init(generalCombinersStruct, $1);
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$$ = combinersStruct;
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}
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;
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ConstColor : constVariable equals openParen floatValue comma floatValue comma floatValue comma floatValue closeParen semicolon
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{
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ConstColorStruct constColorStruct;
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constColorStruct.Init($1, $4, $6, $8, $10);
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$$ = constColorStruct;
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}
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;
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GeneralCombiners : GeneralCombiners GeneralCombiner
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{
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$1 += $2;
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$$ = $1;
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}
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| GeneralCombiner
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{
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GeneralCombinersStruct generalCombinersStruct;
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generalCombinersStruct.Init($1);
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$$ = generalCombinersStruct;
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}
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;
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GeneralCombiner : openBracket GeneralPortion GeneralPortion closeBracket
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{
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GeneralCombinerStruct generalCombinerStruct;
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generalCombinerStruct.Init($2, $3);
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$$ = generalCombinerStruct;
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}
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| openBracket ConstColor GeneralPortion GeneralPortion closeBracket
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{
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GeneralCombinerStruct generalCombinerStruct;
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generalCombinerStruct.Init($3, $4, $2);
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$$ = generalCombinerStruct;
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}
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| openBracket ConstColor ConstColor GeneralPortion GeneralPortion closeBracket
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{
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GeneralCombinerStruct generalCombinerStruct;
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generalCombinerStruct.Init($4, $5, $2, $3);
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$$ = generalCombinerStruct;
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}
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| openBracket GeneralPortion closeBracket
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{
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GeneralCombinerStruct generalCombinerStruct;
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generalCombinerStruct.Init($2);
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$$ = generalCombinerStruct;
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}
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| openBracket ConstColor GeneralPortion closeBracket
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{
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GeneralCombinerStruct generalCombinerStruct;
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generalCombinerStruct.Init($3, $2);
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$$ = generalCombinerStruct;
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}
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| openBracket ConstColor ConstColor GeneralPortion closeBracket
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{
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GeneralCombinerStruct generalCombinerStruct;
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generalCombinerStruct.Init($4, $2, $3);
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$$ = generalCombinerStruct;
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}
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;
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GeneralPortion : PortionDesignator openBracket GeneralFunction BiasScale closeBracket
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{
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GeneralPortionStruct generalPortionStruct;
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generalPortionStruct.Init($1, $3, $4);
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$$ = generalPortionStruct;
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}
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| PortionDesignator openBracket GeneralFunction closeBracket
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{
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BiasScaleEnum noScale;
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noScale.word = RCP_SCALE_BY_ONE;
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GeneralPortionStruct generalPortionStruct;
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generalPortionStruct.Init($1, $3, noScale);
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$$ = generalPortionStruct;
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}
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;
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PortionDesignator : rgb_portion
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{
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$$ = $1;
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}
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| alpha_portion
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{
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$$ = $1;
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}
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;
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GeneralMappedRegister : Register
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{
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MappedRegisterStruct reg;
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reg.Init($1, GL_SIGNED_IDENTITY_NV);
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$$ = reg;
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}
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| minus Register
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{
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MappedRegisterStruct reg;
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reg.Init($2, GL_SIGNED_NEGATE_NV);
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$$ = reg;
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}
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| expandString openParen Register closeParen
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{
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MappedRegisterStruct reg;
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reg.Init($3, GL_EXPAND_NORMAL_NV);
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$$ = reg;
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}
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| minus expandString openParen Register closeParen
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{
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MappedRegisterStruct reg;
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reg.Init($4, GL_EXPAND_NEGATE_NV);
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$$ = reg;
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}
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| halfBiasString openParen Register closeParen
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{
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MappedRegisterStruct reg;
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reg.Init($3, GL_HALF_BIAS_NORMAL_NV);
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$$ = reg;
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}
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| minus halfBiasString openParen Register closeParen
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{
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MappedRegisterStruct reg;
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reg.Init($4, GL_HALF_BIAS_NEGATE_NV);
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$$ = reg;
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}
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| unsignedString openParen Register closeParen
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{
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MappedRegisterStruct reg;
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reg.Init($3, GL_UNSIGNED_IDENTITY_NV);
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$$ = reg;
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}
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| unsignedInvertString openParen Register closeParen
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{
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MappedRegisterStruct reg;
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reg.Init($3, GL_UNSIGNED_INVERT_NV);
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$$ = reg;
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}
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;
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GeneralFunction : Dot Dot
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{
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GeneralFunctionStruct generalFunction;
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generalFunction.Init($1, $2);
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$$ = generalFunction;
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}
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| Dot Mul
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{
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GeneralFunctionStruct generalFunction;
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generalFunction.Init($1, $2);
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$$ = generalFunction;
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}
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| Mul Dot
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{
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GeneralFunctionStruct generalFunction;
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generalFunction.Init($1, $2);
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$$ = generalFunction;
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}
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| Dot
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{
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GeneralFunctionStruct generalFunction;
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generalFunction.Init($1);
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$$ = generalFunction;
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}
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| Mul Mul
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{
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GeneralFunctionStruct generalFunction;
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generalFunction.Init($1, $2);
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$$ = generalFunction;
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}
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| Mul Mul Mux
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{
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GeneralFunctionStruct generalFunction;
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generalFunction.Init($1, $2, $3);
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$$ = generalFunction;
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}
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| Mul Mul Sum
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{
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GeneralFunctionStruct generalFunction;
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generalFunction.Init($1, $2, $3);
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$$ = generalFunction;
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}
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| Mul
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{
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GeneralFunctionStruct generalFunction;
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generalFunction.Init($1);
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$$ = generalFunction;
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}
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;
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Dot : Register equals GeneralMappedRegister dot GeneralMappedRegister semicolon
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{
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OpStruct dotFunction;
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dotFunction.Init(RCP_DOT, $1, $3, $5);
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$$ = dotFunction;
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}
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;
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Mul : Register equals GeneralMappedRegister times GeneralMappedRegister semicolon
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{
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OpStruct mulFunction;
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mulFunction.Init(RCP_MUL, $1, $3, $5);
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$$ = mulFunction;
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}
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| Register equals GeneralMappedRegister semicolon
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{
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RegisterEnum zero;
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zero.word = RCP_ZERO;
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MappedRegisterStruct one;
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one.Init(zero, GL_UNSIGNED_INVERT_NV);
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OpStruct mulFunction;
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mulFunction.Init(RCP_MUL, $1, $3, one);
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$$ = mulFunction;
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}
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;
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Mux : Register equals muxString openParen closeParen semicolon
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{
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OpStruct muxFunction;
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muxFunction.Init(RCP_MUX, $1);
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$$ = muxFunction;
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}
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;
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Sum : Register equals sumString openParen closeParen semicolon
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{
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OpStruct sumFunction;
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sumFunction.Init(RCP_SUM, $1);
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$$ = sumFunction;
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}
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;
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BiasScale : bias_by_negative_one_half_scale_by_two openParen closeParen semicolon
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{
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$$ = $1;
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}
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| bias_by_negative_one_half openParen closeParen semicolon
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{
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$$ = $1;
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}
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| scale_by_one_half openParen closeParen semicolon
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{
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$$ = $1;
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}
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| scale_by_two openParen closeParen semicolon
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{
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$$ = $1;
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}
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| scale_by_four openParen closeParen semicolon
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{
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$$ = $1;
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}
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;
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FinalMappedRegister : Register
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{
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MappedRegisterStruct reg;
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reg.Init($1, GL_UNSIGNED_IDENTITY_NV);
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$$ = reg;
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}
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| unsignedString openParen Register closeParen
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{
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MappedRegisterStruct reg;
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reg.Init($3, GL_UNSIGNED_IDENTITY_NV);
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$$ = reg;
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}
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| unsignedInvertString openParen Register closeParen
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{
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MappedRegisterStruct reg;
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reg.Init($3, GL_UNSIGNED_INVERT_NV);
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$$ = reg;
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}
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| color_sum
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{
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MappedRegisterStruct reg;
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reg.Init($1);
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$$ = reg;
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}
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| unsignedString openParen color_sum closeParen
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{
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MappedRegisterStruct reg;
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reg.Init($3, GL_UNSIGNED_IDENTITY_NV);
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$$ = reg;
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}
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| unsignedInvertString openParen color_sum closeParen
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|
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{
|
||
|
|
MappedRegisterStruct reg;
|
||
|
|
reg.Init($3, GL_UNSIGNED_INVERT_NV);
|
||
|
|
$$ = reg;
|
||
|
|
}
|
||
|
|
| final_product
|
||
|
|
{
|
||
|
|
MappedRegisterStruct reg;
|
||
|
|
reg.Init($1);
|
||
|
|
$$ = reg;
|
||
|
|
}
|
||
|
|
| unsignedString openParen final_product closeParen
|
||
|
|
{
|
||
|
|
MappedRegisterStruct reg;
|
||
|
|
reg.Init($3, GL_UNSIGNED_IDENTITY_NV);
|
||
|
|
$$ = reg;
|
||
|
|
}
|
||
|
|
| unsignedInvertString openParen final_product closeParen
|
||
|
|
{
|
||
|
|
MappedRegisterStruct reg;
|
||
|
|
reg.Init($3, GL_UNSIGNED_INVERT_NV);
|
||
|
|
$$ = reg;
|
||
|
|
}
|
||
|
|
;
|
||
|
|
|
||
|
|
FinalCombiner : FinalAlphaFunction FinalRgbFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
finalCombinerStruct.Init($2, $1, false);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| ClampColorSum FinalAlphaFunction FinalRgbFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
finalCombinerStruct.Init($3, $2, true);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| FinalProduct FinalAlphaFunction FinalRgbFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
finalCombinerStruct.Init($3, $2, false, $1);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| ClampColorSum FinalProduct FinalAlphaFunction FinalRgbFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
finalCombinerStruct.Init($4, $3, true, $2);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| FinalProduct ClampColorSum FinalAlphaFunction FinalRgbFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
finalCombinerStruct.Init($4, $3, true, $1);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
|
||
|
|
| FinalRgbFunction FinalAlphaFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
finalCombinerStruct.Init($1, $2, false);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| ClampColorSum FinalRgbFunction FinalAlphaFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
finalCombinerStruct.Init($2, $3, true);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| FinalProduct FinalRgbFunction FinalAlphaFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
finalCombinerStruct.Init($2, $3, false, $1);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| ClampColorSum FinalProduct FinalRgbFunction FinalAlphaFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
finalCombinerStruct.Init($3, $4, true, $2);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| FinalProduct ClampColorSum FinalRgbFunction FinalAlphaFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
finalCombinerStruct.Init($3, $4, true, $1);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
|
||
|
|
| FinalRgbFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
FinalAlphaFunctionStruct finalAlphaFunctionStruct;
|
||
|
|
finalAlphaFunctionStruct.ZeroOut();
|
||
|
|
finalCombinerStruct.Init($1, finalAlphaFunctionStruct, false);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| ClampColorSum FinalRgbFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
FinalAlphaFunctionStruct finalAlphaFunctionStruct;
|
||
|
|
finalAlphaFunctionStruct.ZeroOut();
|
||
|
|
finalCombinerStruct.Init($2, finalAlphaFunctionStruct, true);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| FinalProduct FinalRgbFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
FinalAlphaFunctionStruct finalAlphaFunctionStruct;
|
||
|
|
finalAlphaFunctionStruct.ZeroOut();
|
||
|
|
finalCombinerStruct.Init($2, finalAlphaFunctionStruct, false, $1);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| ClampColorSum FinalProduct FinalRgbFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
FinalAlphaFunctionStruct finalAlphaFunctionStruct;
|
||
|
|
finalAlphaFunctionStruct.ZeroOut();
|
||
|
|
finalCombinerStruct.Init($3, finalAlphaFunctionStruct, true, $2);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| FinalProduct ClampColorSum FinalRgbFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
FinalAlphaFunctionStruct finalAlphaFunctionStruct;
|
||
|
|
finalAlphaFunctionStruct.ZeroOut();
|
||
|
|
finalCombinerStruct.Init($3, finalAlphaFunctionStruct, true, $1);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
|
||
|
|
| FinalAlphaFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
FinalRgbFunctionStruct finalRgbFunctionStruct;
|
||
|
|
finalRgbFunctionStruct.ZeroOut();
|
||
|
|
finalCombinerStruct.Init(finalRgbFunctionStruct, $1, false);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| ClampColorSum FinalAlphaFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
FinalRgbFunctionStruct finalRgbFunctionStruct;
|
||
|
|
finalRgbFunctionStruct.ZeroOut();
|
||
|
|
finalCombinerStruct.Init(finalRgbFunctionStruct, $2, true);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| FinalProduct FinalAlphaFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
FinalRgbFunctionStruct finalRgbFunctionStruct;
|
||
|
|
finalRgbFunctionStruct.ZeroOut();
|
||
|
|
finalCombinerStruct.Init(finalRgbFunctionStruct, $2, false, $1);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| ClampColorSum FinalProduct FinalAlphaFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
FinalRgbFunctionStruct finalRgbFunctionStruct;
|
||
|
|
finalRgbFunctionStruct.ZeroOut();
|
||
|
|
finalCombinerStruct.Init(finalRgbFunctionStruct, $3, true, $2);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
| FinalProduct ClampColorSum FinalAlphaFunction
|
||
|
|
{
|
||
|
|
FinalCombinerStruct finalCombinerStruct;
|
||
|
|
FinalRgbFunctionStruct finalRgbFunctionStruct;
|
||
|
|
finalRgbFunctionStruct.ZeroOut();
|
||
|
|
finalCombinerStruct.Init(finalRgbFunctionStruct, $3, true, $1);
|
||
|
|
$$ = finalCombinerStruct;
|
||
|
|
}
|
||
|
|
;
|
||
|
|
|
||
|
|
ClampColorSum : clamp_color_sum openParen closeParen semicolon
|
||
|
|
{
|
||
|
|
$$ = $1;
|
||
|
|
}
|
||
|
|
;
|
||
|
|
|
||
|
|
FinalProduct : final_product equals FinalMappedRegister times FinalMappedRegister semicolon
|
||
|
|
{
|
||
|
|
FinalProductStruct finalProductStruct;
|
||
|
|
finalProductStruct.Init($3, $5);
|
||
|
|
$$ = finalProductStruct;
|
||
|
|
}
|
||
|
|
;
|
||
|
|
|
||
|
|
FinalRgbFunction : fragment_rgb equals lerp openParen FinalMappedRegister comma FinalMappedRegister comma FinalMappedRegister closeParen plus FinalMappedRegister semicolon
|
||
|
|
{
|
||
|
|
FinalRgbFunctionStruct finalRgbFunctionStruct;
|
||
|
|
finalRgbFunctionStruct.Init($5, $7, $9, $12);
|
||
|
|
$$ = finalRgbFunctionStruct;
|
||
|
|
}
|
||
|
|
| fragment_rgb equals FinalMappedRegister plus lerp openParen FinalMappedRegister comma FinalMappedRegister comma FinalMappedRegister closeParen semicolon
|
||
|
|
{
|
||
|
|
FinalRgbFunctionStruct finalRgbFunctionStruct;
|
||
|
|
finalRgbFunctionStruct.Init($7, $9, $11, $3);
|
||
|
|
$$ = finalRgbFunctionStruct;
|
||
|
|
}
|
||
|
|
| fragment_rgb equals lerp openParen FinalMappedRegister comma FinalMappedRegister comma FinalMappedRegister closeParen semicolon
|
||
|
|
{
|
||
|
|
RegisterEnum zero;
|
||
|
|
zero.word = RCP_ZERO;
|
||
|
|
MappedRegisterStruct reg;
|
||
|
|
reg.Init(zero, GL_UNSIGNED_IDENTITY_NV);
|
||
|
|
FinalRgbFunctionStruct finalRgbFunctionStruct;
|
||
|
|
finalRgbFunctionStruct.Init($5, $7, $9, reg);
|
||
|
|
$$ = finalRgbFunctionStruct;
|
||
|
|
}
|
||
|
|
| fragment_rgb equals FinalMappedRegister times FinalMappedRegister semicolon
|
||
|
|
{
|
||
|
|
RegisterEnum zero;
|
||
|
|
zero.word = RCP_ZERO;
|
||
|
|
MappedRegisterStruct reg1;
|
||
|
|
reg1.Init(zero, GL_UNSIGNED_IDENTITY_NV);
|
||
|
|
MappedRegisterStruct reg2;
|
||
|
|
reg2.Init(zero, GL_UNSIGNED_IDENTITY_NV);
|
||
|
|
FinalRgbFunctionStruct finalRgbFunctionStruct;
|
||
|
|
finalRgbFunctionStruct.Init($3, $5, reg1, reg2);
|
||
|
|
$$ = finalRgbFunctionStruct;
|
||
|
|
}
|
||
|
|
| fragment_rgb equals FinalMappedRegister times FinalMappedRegister plus FinalMappedRegister semicolon
|
||
|
|
{
|
||
|
|
RegisterEnum zero;
|
||
|
|
zero.word = RCP_ZERO;
|
||
|
|
MappedRegisterStruct reg1;
|
||
|
|
reg1.Init(zero, GL_UNSIGNED_IDENTITY_NV);
|
||
|
|
FinalRgbFunctionStruct finalRgbFunctionStruct;
|
||
|
|
finalRgbFunctionStruct.Init($3, $5, reg1, $7);
|
||
|
|
$$ = finalRgbFunctionStruct;
|
||
|
|
}
|
||
|
|
| fragment_rgb equals FinalMappedRegister semicolon
|
||
|
|
{
|
||
|
|
RegisterEnum zero;
|
||
|
|
zero.word = RCP_ZERO;
|
||
|
|
MappedRegisterStruct reg1;
|
||
|
|
reg1.Init(zero, GL_UNSIGNED_IDENTITY_NV);
|
||
|
|
MappedRegisterStruct reg2;
|
||
|
|
reg2.Init(zero, GL_UNSIGNED_IDENTITY_NV);
|
||
|
|
MappedRegisterStruct reg3;
|
||
|
|
reg3.Init(zero, GL_UNSIGNED_IDENTITY_NV);
|
||
|
|
FinalRgbFunctionStruct finalRgbFunctionStruct;
|
||
|
|
finalRgbFunctionStruct.Init(reg1, reg2, reg3, $3);
|
||
|
|
$$ = finalRgbFunctionStruct;
|
||
|
|
}
|
||
|
|
| fragment_rgb equals FinalMappedRegister plus FinalMappedRegister semicolon
|
||
|
|
{
|
||
|
|
RegisterEnum zero;
|
||
|
|
zero.word = RCP_ZERO;
|
||
|
|
MappedRegisterStruct reg2;
|
||
|
|
reg2.Init(zero, GL_UNSIGNED_INVERT_NV);
|
||
|
|
MappedRegisterStruct reg3;
|
||
|
|
reg3.Init(zero, GL_UNSIGNED_IDENTITY_NV);
|
||
|
|
FinalRgbFunctionStruct finalRgbFunctionStruct;
|
||
|
|
finalRgbFunctionStruct.Init($3, reg2, reg3, $5);
|
||
|
|
$$ = finalRgbFunctionStruct;
|
||
|
|
}
|
||
|
|
;
|
||
|
|
|
||
|
|
FinalAlphaFunction : fragment_alpha equals FinalMappedRegister semicolon
|
||
|
|
{
|
||
|
|
FinalAlphaFunctionStruct finalAlphaFunctionStruct;
|
||
|
|
finalAlphaFunctionStruct.Init($3);
|
||
|
|
$$ = finalAlphaFunctionStruct;
|
||
|
|
}
|
||
|
|
;
|
||
|
|
|
||
|
|
Register : constVariable
|
||
|
|
{
|
||
|
|
$$ = $1;
|
||
|
|
}
|
||
|
|
| regVariable
|
||
|
|
{
|
||
|
|
$$ = $1;
|
||
|
|
}
|
||
|
|
;
|
||
|
|
|
||
|
|
%%
|
||
|
|
void yyerror(char* s)
|
||
|
|
{
|
||
|
|
errors.set("unrecognized token");
|
||
|
|
}
|