C++ TSymbolTable::relateToOperator方法代码示例

本文整理汇总了C++中TSymbolTable::relateToOperator方法的典型用法代码示例。如果您正苦于以下问题：C++ TSymbolTable::relateToOperator方法的具体用法？C++ TSymbolTable::relateToOperator怎么用？C++ TSymbolTable::relateToOperator使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TSymbolTable的用法示例。

在下文中一共展示了TSymbolTable::relateToOperator方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: IdentifyBuiltIns

void IdentifyBuiltIns(ShShaderType type, ShShaderSpec spec,
                      const ShBuiltInResources &resources,
                      TSymbolTable &symbolTable)
{
    //
    // First, insert some special built-in variables that are not in 
    // the built-in header files.
    //
    switch(type) {
    case SH_FRAGMENT_SHADER:
        symbolTable.insert(COMMON_BUILTINS, *new TVariable(NewPoolTString("gl_FragCoord"), TType(EbtFloat, EbpMedium, EvqFragCoord,   4)));
        symbolTable.insert(COMMON_BUILTINS, *new TVariable(NewPoolTString("gl_FrontFacing"), TType(EbtBool,  EbpUndefined, EvqFrontFacing, 1)));
        symbolTable.insert(COMMON_BUILTINS, *new TVariable(NewPoolTString("gl_PointCoord"), TType(EbtFloat, EbpMedium, EvqPointCoord,  2)));

        //
        // In CSS Shaders, gl_FragColor, gl_FragData, and gl_MaxDrawBuffers are not available.
        // Instead, css_MixColor and css_ColorMatrix are available.
        //
        if (spec != SH_CSS_SHADERS_SPEC) {
            symbolTable.insert(ESSL1_BUILTINS, *new TVariable(NewPoolTString("gl_FragColor"), TType(EbtFloat, EbpMedium, EvqFragColor,   4)));
            symbolTable.insert(ESSL1_BUILTINS, *new TVariable(NewPoolTString("gl_FragData[gl_MaxDrawBuffers]"), TType(EbtFloat, EbpMedium, EvqFragData,    4)));
            if (resources.EXT_frag_depth) {
                symbolTable.insert(ESSL1_BUILTINS, *new TVariable(NewPoolTString("gl_FragDepthEXT"), TType(EbtFloat, resources.FragmentPrecisionHigh ? EbpHigh : EbpMedium, EvqFragDepth, 1)));
                symbolTable.relateToExtension(ESSL1_BUILTINS, "gl_FragDepthEXT", "GL_EXT_frag_depth");
            }
        } else {
            symbolTable.insert(ESSL1_BUILTINS, *new TVariable(NewPoolTString("css_MixColor"), TType(EbtFloat, EbpMedium, EvqGlobal,      4)));
            symbolTable.insert(ESSL1_BUILTINS, *new TVariable(NewPoolTString("css_ColorMatrix"), TType(EbtFloat, EbpMedium, EvqGlobal,      4, 4)));
        }

        break;

    case SH_VERTEX_SHADER:
        symbolTable.insert(COMMON_BUILTINS, *new TVariable(NewPoolTString("gl_Position"), TType(EbtFloat, EbpHigh, EvqPosition,    4)));
        symbolTable.insert(COMMON_BUILTINS, *new TVariable(NewPoolTString("gl_PointSize"), TType(EbtFloat, EbpMedium, EvqPointSize,   1)));
        break;

    default: assert(false && "Language not supported");
    }

    //
    // Next, identify which built-ins from the already loaded headers have
    // a mapping to an operator.  Those that are not identified as such are
    // expected to be resolved through a library of functions, versus as
    // operations.
    //
    symbolTable.relateToOperator(COMMON_BUILTINS, "matrixCompMult",   EOpMul);

    symbolTable.relateToOperator(COMMON_BUILTINS, "equal",            EOpVectorEqual);
    symbolTable.relateToOperator(COMMON_BUILTINS, "notEqual",         EOpVectorNotEqual);
    symbolTable.relateToOperator(COMMON_BUILTINS, "lessThan",         EOpLessThan);
    symbolTable.relateToOperator(COMMON_BUILTINS, "greaterThan",      EOpGreaterThan);
    symbolTable.relateToOperator(COMMON_BUILTINS, "lessThanEqual",    EOpLessThanEqual);
    symbolTable.relateToOperator(COMMON_BUILTINS, "greaterThanEqual", EOpGreaterThanEqual);
    
    symbolTable.relateToOperator(COMMON_BUILTINS, "radians",      EOpRadians);
    symbolTable.relateToOperator(COMMON_BUILTINS, "degrees",      EOpDegrees);
    symbolTable.relateToOperator(COMMON_BUILTINS, "sin",          EOpSin);
    symbolTable.relateToOperator(COMMON_BUILTINS, "cos",          EOpCos);
    symbolTable.relateToOperator(COMMON_BUILTINS, "tan",          EOpTan);
    symbolTable.relateToOperator(COMMON_BUILTINS, "asin",         EOpAsin);
    symbolTable.relateToOperator(COMMON_BUILTINS, "acos",         EOpAcos);
    symbolTable.relateToOperator(COMMON_BUILTINS, "atan",         EOpAtan);

    symbolTable.relateToOperator(COMMON_BUILTINS, "pow",          EOpPow);
    symbolTable.relateToOperator(COMMON_BUILTINS, "exp2",         EOpExp2);
    symbolTable.relateToOperator(COMMON_BUILTINS, "log",          EOpLog);
    symbolTable.relateToOperator(COMMON_BUILTINS, "exp",          EOpExp);
    symbolTable.relateToOperator(COMMON_BUILTINS, "log2",         EOpLog2);
    symbolTable.relateToOperator(COMMON_BUILTINS, "sqrt",         EOpSqrt);
    symbolTable.relateToOperator(COMMON_BUILTINS, "inversesqrt",  EOpInverseSqrt);

    symbolTable.relateToOperator(COMMON_BUILTINS, "abs",          EOpAbs);
    symbolTable.relateToOperator(COMMON_BUILTINS, "sign",         EOpSign);
    symbolTable.relateToOperator(COMMON_BUILTINS, "floor",        EOpFloor);
    symbolTable.relateToOperator(COMMON_BUILTINS, "ceil",         EOpCeil);
    symbolTable.relateToOperator(COMMON_BUILTINS, "fract",        EOpFract);
    symbolTable.relateToOperator(COMMON_BUILTINS, "mod",          EOpMod);
    symbolTable.relateToOperator(COMMON_BUILTINS, "min",          EOpMin);
    symbolTable.relateToOperator(COMMON_BUILTINS, "max",          EOpMax);
    symbolTable.relateToOperator(COMMON_BUILTINS, "clamp",        EOpClamp);
    symbolTable.relateToOperator(COMMON_BUILTINS, "mix",          EOpMix);
    symbolTable.relateToOperator(COMMON_BUILTINS, "step",         EOpStep);
    symbolTable.relateToOperator(COMMON_BUILTINS, "smoothstep",   EOpSmoothStep);

    symbolTable.relateToOperator(COMMON_BUILTINS, "length",       EOpLength);
    symbolTable.relateToOperator(COMMON_BUILTINS, "distance",     EOpDistance);
    symbolTable.relateToOperator(COMMON_BUILTINS, "dot",          EOpDot);
    symbolTable.relateToOperator(COMMON_BUILTINS, "cross",        EOpCross);
    symbolTable.relateToOperator(COMMON_BUILTINS, "normalize",    EOpNormalize);
    symbolTable.relateToOperator(COMMON_BUILTINS, "faceforward",  EOpFaceForward);
    symbolTable.relateToOperator(COMMON_BUILTINS, "reflect",      EOpReflect);
    symbolTable.relateToOperator(COMMON_BUILTINS, "refract",      EOpRefract);

    symbolTable.relateToOperator(COMMON_BUILTINS, "any",          EOpAny);
    symbolTable.relateToOperator(COMMON_BUILTINS, "all",          EOpAll);
    symbolTable.relateToOperator(COMMON_BUILTINS, "not",          EOpVectorLogicalNot);

    // Map language-specific operators.
    switch(type) {
//.........这里部分代码省略.........

开发者ID:CodeSpeaker，项目名称:gecko-dev，代码行数:101，代码来源:Initialize.cpp

示例2: IdentifyBuiltIns

void IdentifyBuiltIns(EShLanguage language, TSymbolTable& symbolTable)
{


   //
   // Next, identify which built-ins from the already loaded headers have
   // a mapping to an operator.  Those that are not identified as such are
   // expected to be resolved through a library of functions, versus as
   // operations.
   //
   symbolTable.relateToOperator("fmod",             EOpMod); //HLSL version


   symbolTable.relateToOperator("radians",      EOpRadians);
   symbolTable.relateToOperator("degrees",      EOpDegrees);
   symbolTable.relateToOperator("sin",          EOpSin);
   symbolTable.relateToOperator("cos",          EOpCos);
   symbolTable.relateToOperator("tan",          EOpTan);
   symbolTable.relateToOperator("asin",         EOpAsin);
   symbolTable.relateToOperator("acos",         EOpAcos);
   symbolTable.relateToOperator("atan",         EOpAtan);
   symbolTable.relateToOperator("atan2",        EOpAtan2);
   symbolTable.relateToOperator("sincos",       EOpSinCos);

   symbolTable.relateToOperator("pow",          EOpPow);
   symbolTable.relateToOperator("exp2",         EOpExp2);
   symbolTable.relateToOperator("log",          EOpLog);
   symbolTable.relateToOperator("exp",          EOpExp);
   symbolTable.relateToOperator("log2",         EOpLog2);
   symbolTable.relateToOperator("log10",        EOpLog10);
   symbolTable.relateToOperator("sqrt",         EOpSqrt);
   symbolTable.relateToOperator("rsqrt",        EOpInverseSqrt); //HLSL version

   symbolTable.relateToOperator("abs",          EOpAbs);
   symbolTable.relateToOperator("sign",         EOpSign);
   symbolTable.relateToOperator("floor",        EOpFloor);
   symbolTable.relateToOperator("ceil",         EOpCeil);
   symbolTable.relateToOperator("frac",         EOpFract); //HLSL version
   symbolTable.relateToOperator("min",          EOpMin);
   symbolTable.relateToOperator("max",          EOpMax);
   symbolTable.relateToOperator("clamp",        EOpClamp);
   symbolTable.relateToOperator("lerp",         EOpMix);  //HLSL version
   symbolTable.relateToOperator("step",         EOpStep);
   symbolTable.relateToOperator("smoothstep",   EOpSmoothStep);

   symbolTable.relateToOperator("mul",          EOpMul); //HLSL mul function
   symbolTable.relateToOperator("transpose",    EOpTranspose);
   symbolTable.relateToOperator("determinant",  EOpDeterminant);

   symbolTable.relateToOperator("length",       EOpLength);
   symbolTable.relateToOperator("distance",     EOpDistance);
   symbolTable.relateToOperator("dot",          EOpDot);
   symbolTable.relateToOperator("cross",        EOpCross);
   symbolTable.relateToOperator("normalize",    EOpNormalize);
   symbolTable.relateToOperator("forward",      EOpFaceForward);
   symbolTable.relateToOperator("reflect",      EOpReflect);
   symbolTable.relateToOperator("refract",      EOpRefract);

   symbolTable.relateToOperator("any",          EOpAny);
   symbolTable.relateToOperator("all",          EOpAll);

   symbolTable.relateToOperator("tex1D",        EOpTex1D);
   symbolTable.relateToOperator("tex1Dproj",    EOpTex1DProj);
   symbolTable.relateToOperator("tex1Dlod",     EOpTex1DLod);
   symbolTable.relateToOperator("tex1Dbias",    EOpTex1DBias);
   symbolTable.relateToOperator("tex1Dgrad",    EOpTex1DGrad);
   symbolTable.relateToOperator("tex2D",        EOpTex2D);
   symbolTable.relateToOperator("tex2Dproj",    EOpTex2DProj);
   symbolTable.relateToOperator("tex2Dlod",     EOpTex2DLod);
   symbolTable.relateToOperator("tex2Dbias",    EOpTex2DBias);
   symbolTable.relateToOperator("tex2Dgrad",    EOpTex2DGrad);
   symbolTable.relateToOperator("tex3D",        EOpTex3D);
   symbolTable.relateToOperator("tex3Dproj",    EOpTex3DProj);
   symbolTable.relateToOperator("tex3Dlod",     EOpTex3DLod);
   symbolTable.relateToOperator("tex3Dbias",    EOpTex3DBias);
   symbolTable.relateToOperator("tex3Dgrad",    EOpTex3DGrad);
   symbolTable.relateToOperator("texRECT",      EOpTexRect);
   symbolTable.relateToOperator("texRECTproj",  EOpTexRectProj);
   symbolTable.relateToOperator("texCUBE",      EOpTexCube);
   symbolTable.relateToOperator("texCUBEproj",  EOpTexCubeProj);
   symbolTable.relateToOperator("texCUBElod",   EOpTexCubeLod);
   symbolTable.relateToOperator("texCUBEbias",  EOpTexCubeBias);
   symbolTable.relateToOperator("texCUBEgrad",  EOpTexCubeGrad);
	symbolTable.relateToOperator("shadow2D",        EOpShadow2D);
	symbolTable.relateToOperator("shadow2Dproj",    EOpShadow2DProj);

   symbolTable.relateToOperator("saturate",     EOpSaturate);
   symbolTable.relateToOperator("modf",         EOpModf);
   symbolTable.relateToOperator("ldexp",        EOpLdexp);
	symbolTable.relateToOperator("round", EOpRound);
	symbolTable.relateToOperator("trunc", EOpTrunc);

   symbolTable.relateToOperator("lit",          EOpLit);

   symbolTable.relateToOperator("D3DCOLORtoUBYTE4", EOpD3DCOLORtoUBYTE4);

   switch (language)
   {
   
   case EShLangVertex:
//.........这里部分代码省略.........

开发者ID:Joelone，项目名称:hlsl2glslfork，代码行数:101，代码来源:Initialize.cpp

注：本文中的TSymbolTable::relateToOperator方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。