diff options
Diffstat (limited to 'src/3rdparty/angle/src/compiler/Initialize.cpp')
| -rw-r--r-- | src/3rdparty/angle/src/compiler/Initialize.cpp | 799 |
1 files changed, 352 insertions, 447 deletions
diff --git a/src/3rdparty/angle/src/compiler/Initialize.cpp b/src/3rdparty/angle/src/compiler/Initialize.cpp index 97b46f898e..236383d874 100644 --- a/src/3rdparty/angle/src/compiler/Initialize.cpp +++ b/src/3rdparty/angle/src/compiler/Initialize.cpp @@ -1,5 +1,5 @@ // -// Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved. +// Copyright (c) 2002-2013 The ANGLE Project Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // @@ -14,513 +14,413 @@ #include "compiler/intermediate.h" -//============================================================================ -// -// Prototypes for built-in functions seen by both vertex and fragment shaders. -// -//============================================================================ -static TString BuiltInFunctionsCommon(const ShBuiltInResources& resources) +void InsertBuiltInFunctions(ShShaderType type, ShShaderSpec spec, const ShBuiltInResources &resources, TSymbolTable &symbolTable) { - TString s; + TType *float1 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 1); + TType *float2 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 2); + TType *float3 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 3); + TType *float4 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 4); + + TType *int2 = new TType(EbtInt, EbpUndefined, EvqGlobal, 2); + TType *int3 = new TType(EbtInt, EbpUndefined, EvqGlobal, 3); + TType *int4 = new TType(EbtInt, EbpUndefined, EvqGlobal, 4); // // Angle and Trigonometric Functions. // - s.append(TString("float radians(float degrees);")); - s.append(TString("vec2 radians(vec2 degrees);")); - s.append(TString("vec3 radians(vec3 degrees);")); - s.append(TString("vec4 radians(vec4 degrees);")); - - s.append(TString("float degrees(float radians);")); - s.append(TString("vec2 degrees(vec2 radians);")); - s.append(TString("vec3 degrees(vec3 radians);")); - s.append(TString("vec4 degrees(vec4 radians);")); - - s.append(TString("float sin(float angle);")); - s.append(TString("vec2 sin(vec2 angle);")); - s.append(TString("vec3 sin(vec3 angle);")); - s.append(TString("vec4 sin(vec4 angle);")); - - s.append(TString("float cos(float angle);")); - s.append(TString("vec2 cos(vec2 angle);")); - s.append(TString("vec3 cos(vec3 angle);")); - s.append(TString("vec4 cos(vec4 angle);")); - - s.append(TString("float tan(float angle);")); - s.append(TString("vec2 tan(vec2 angle);")); - s.append(TString("vec3 tan(vec3 angle);")); - s.append(TString("vec4 tan(vec4 angle);")); - - s.append(TString("float asin(float x);")); - s.append(TString("vec2 asin(vec2 x);")); - s.append(TString("vec3 asin(vec3 x);")); - s.append(TString("vec4 asin(vec4 x);")); - - s.append(TString("float acos(float x);")); - s.append(TString("vec2 acos(vec2 x);")); - s.append(TString("vec3 acos(vec3 x);")); - s.append(TString("vec4 acos(vec4 x);")); - - s.append(TString("float atan(float y, float x);")); - s.append(TString("vec2 atan(vec2 y, vec2 x);")); - s.append(TString("vec3 atan(vec3 y, vec3 x);")); - s.append(TString("vec4 atan(vec4 y, vec4 x);")); - - s.append(TString("float atan(float y_over_x);")); - s.append(TString("vec2 atan(vec2 y_over_x);")); - s.append(TString("vec3 atan(vec3 y_over_x);")); - s.append(TString("vec4 atan(vec4 y_over_x);")); + symbolTable.insertBuiltIn(float1, "radians", float1); + symbolTable.insertBuiltIn(float2, "radians", float2); + symbolTable.insertBuiltIn(float3, "radians", float3); + symbolTable.insertBuiltIn(float4, "radians", float4); + + symbolTable.insertBuiltIn(float1, "degrees", float1); + symbolTable.insertBuiltIn(float2, "degrees", float2); + symbolTable.insertBuiltIn(float3, "degrees", float3); + symbolTable.insertBuiltIn(float4, "degrees", float4); + + symbolTable.insertBuiltIn(float1, "sin", float1); + symbolTable.insertBuiltIn(float2, "sin", float2); + symbolTable.insertBuiltIn(float3, "sin", float3); + symbolTable.insertBuiltIn(float4, "sin", float4); + + symbolTable.insertBuiltIn(float1, "cos", float1); + symbolTable.insertBuiltIn(float2, "cos", float2); + symbolTable.insertBuiltIn(float3, "cos", float3); + symbolTable.insertBuiltIn(float4, "cos", float4); + + symbolTable.insertBuiltIn(float1, "tan", float1); + symbolTable.insertBuiltIn(float2, "tan", float2); + symbolTable.insertBuiltIn(float3, "tan", float3); + symbolTable.insertBuiltIn(float4, "tan", float4); + + symbolTable.insertBuiltIn(float1, "asin", float1); + symbolTable.insertBuiltIn(float2, "asin", float2); + symbolTable.insertBuiltIn(float3, "asin", float3); + symbolTable.insertBuiltIn(float4, "asin", float4); + + symbolTable.insertBuiltIn(float1, "acos", float1); + symbolTable.insertBuiltIn(float2, "acos", float2); + symbolTable.insertBuiltIn(float3, "acos", float3); + symbolTable.insertBuiltIn(float4, "acos", float4); + + symbolTable.insertBuiltIn(float1, "atan", float1, float1); + symbolTable.insertBuiltIn(float2, "atan", float2, float2); + symbolTable.insertBuiltIn(float3, "atan", float3, float3); + symbolTable.insertBuiltIn(float4, "atan", float4, float4); + + symbolTable.insertBuiltIn(float1, "atan", float1); + symbolTable.insertBuiltIn(float2, "atan", float2); + symbolTable.insertBuiltIn(float3, "atan", float3); + symbolTable.insertBuiltIn(float4, "atan", float4); // // Exponential Functions. // - s.append(TString("float pow(float x, float y);")); - s.append(TString("vec2 pow(vec2 x, vec2 y);")); - s.append(TString("vec3 pow(vec3 x, vec3 y);")); - s.append(TString("vec4 pow(vec4 x, vec4 y);")); - - s.append(TString("float exp(float x);")); - s.append(TString("vec2 exp(vec2 x);")); - s.append(TString("vec3 exp(vec3 x);")); - s.append(TString("vec4 exp(vec4 x);")); - - s.append(TString("float log(float x);")); - s.append(TString("vec2 log(vec2 x);")); - s.append(TString("vec3 log(vec3 x);")); - s.append(TString("vec4 log(vec4 x);")); - - s.append(TString("float exp2(float x);")); - s.append(TString("vec2 exp2(vec2 x);")); - s.append(TString("vec3 exp2(vec3 x);")); - s.append(TString("vec4 exp2(vec4 x);")); - - s.append(TString("float log2(float x);")); - s.append(TString("vec2 log2(vec2 x);")); - s.append(TString("vec3 log2(vec3 x);")); - s.append(TString("vec4 log2(vec4 x);")); - - s.append(TString("float sqrt(float x);")); - s.append(TString("vec2 sqrt(vec2 x);")); - s.append(TString("vec3 sqrt(vec3 x);")); - s.append(TString("vec4 sqrt(vec4 x);")); - - s.append(TString("float inversesqrt(float x);")); - s.append(TString("vec2 inversesqrt(vec2 x);")); - s.append(TString("vec3 inversesqrt(vec3 x);")); - s.append(TString("vec4 inversesqrt(vec4 x);")); + symbolTable.insertBuiltIn(float1, "pow", float1, float1); + symbolTable.insertBuiltIn(float2, "pow", float2, float2); + symbolTable.insertBuiltIn(float3, "pow", float3, float3); + symbolTable.insertBuiltIn(float4, "pow", float4, float4); + + symbolTable.insertBuiltIn(float1, "exp", float1); + symbolTable.insertBuiltIn(float2, "exp", float2); + symbolTable.insertBuiltIn(float3, "exp", float3); + symbolTable.insertBuiltIn(float4, "exp", float4); + + symbolTable.insertBuiltIn(float1, "log", float1); + symbolTable.insertBuiltIn(float2, "log", float2); + symbolTable.insertBuiltIn(float3, "log", float3); + symbolTable.insertBuiltIn(float4, "log", float4); + + symbolTable.insertBuiltIn(float1, "exp2", float1); + symbolTable.insertBuiltIn(float2, "exp2", float2); + symbolTable.insertBuiltIn(float3, "exp2", float3); + symbolTable.insertBuiltIn(float4, "exp2", float4); + + symbolTable.insertBuiltIn(float1, "log2", float1); + symbolTable.insertBuiltIn(float2, "log2", float2); + symbolTable.insertBuiltIn(float3, "log2", float3); + symbolTable.insertBuiltIn(float4, "log2", float4); + + symbolTable.insertBuiltIn(float1, "sqrt", float1); + symbolTable.insertBuiltIn(float2, "sqrt", float2); + symbolTable.insertBuiltIn(float3, "sqrt", float3); + symbolTable.insertBuiltIn(float4, "sqrt", float4); + + symbolTable.insertBuiltIn(float1, "inversesqrt", float1); + symbolTable.insertBuiltIn(float2, "inversesqrt", float2); + symbolTable.insertBuiltIn(float3, "inversesqrt", float3); + symbolTable.insertBuiltIn(float4, "inversesqrt", float4); // // Common Functions. // - s.append(TString("float abs(float x);")); - s.append(TString("vec2 abs(vec2 x);")); - s.append(TString("vec3 abs(vec3 x);")); - s.append(TString("vec4 abs(vec4 x);")); - - s.append(TString("float sign(float x);")); - s.append(TString("vec2 sign(vec2 x);")); - s.append(TString("vec3 sign(vec3 x);")); - s.append(TString("vec4 sign(vec4 x);")); - - s.append(TString("float floor(float x);")); - s.append(TString("vec2 floor(vec2 x);")); - s.append(TString("vec3 floor(vec3 x);")); - s.append(TString("vec4 floor(vec4 x);")); - - s.append(TString("float ceil(float x);")); - s.append(TString("vec2 ceil(vec2 x);")); - s.append(TString("vec3 ceil(vec3 x);")); - s.append(TString("vec4 ceil(vec4 x);")); - - s.append(TString("float fract(float x);")); - s.append(TString("vec2 fract(vec2 x);")); - s.append(TString("vec3 fract(vec3 x);")); - s.append(TString("vec4 fract(vec4 x);")); - - s.append(TString("float mod(float x, float y);")); - s.append(TString("vec2 mod(vec2 x, float y);")); - s.append(TString("vec3 mod(vec3 x, float y);")); - s.append(TString("vec4 mod(vec4 x, float y);")); - s.append(TString("vec2 mod(vec2 x, vec2 y);")); - s.append(TString("vec3 mod(vec3 x, vec3 y);")); - s.append(TString("vec4 mod(vec4 x, vec4 y);")); - - s.append(TString("float min(float x, float y);")); - s.append(TString("vec2 min(vec2 x, float y);")); - s.append(TString("vec3 min(vec3 x, float y);")); - s.append(TString("vec4 min(vec4 x, float y);")); - s.append(TString("vec2 min(vec2 x, vec2 y);")); - s.append(TString("vec3 min(vec3 x, vec3 y);")); - s.append(TString("vec4 min(vec4 x, vec4 y);")); - - s.append(TString("float max(float x, float y);")); - s.append(TString("vec2 max(vec2 x, float y);")); - s.append(TString("vec3 max(vec3 x, float y);")); - s.append(TString("vec4 max(vec4 x, float y);")); - s.append(TString("vec2 max(vec2 x, vec2 y);")); - s.append(TString("vec3 max(vec3 x, vec3 y);")); - s.append(TString("vec4 max(vec4 x, vec4 y);")); - - s.append(TString("float clamp(float x, float minVal, float maxVal);")); - s.append(TString("vec2 clamp(vec2 x, float minVal, float maxVal);")); - s.append(TString("vec3 clamp(vec3 x, float minVal, float maxVal);")); - s.append(TString("vec4 clamp(vec4 x, float minVal, float maxVal);")); - s.append(TString("vec2 clamp(vec2 x, vec2 minVal, vec2 maxVal);")); - s.append(TString("vec3 clamp(vec3 x, vec3 minVal, vec3 maxVal);")); - s.append(TString("vec4 clamp(vec4 x, vec4 minVal, vec4 maxVal);")); - - s.append(TString("float mix(float x, float y, float a);")); - s.append(TString("vec2 mix(vec2 x, vec2 y, float a);")); - s.append(TString("vec3 mix(vec3 x, vec3 y, float a);")); - s.append(TString("vec4 mix(vec4 x, vec4 y, float a);")); - s.append(TString("vec2 mix(vec2 x, vec2 y, vec2 a);")); - s.append(TString("vec3 mix(vec3 x, vec3 y, vec3 a);")); - s.append(TString("vec4 mix(vec4 x, vec4 y, vec4 a);")); - - s.append(TString("float step(float edge, float x);")); - s.append(TString("vec2 step(vec2 edge, vec2 x);")); - s.append(TString("vec3 step(vec3 edge, vec3 x);")); - s.append(TString("vec4 step(vec4 edge, vec4 x);")); - s.append(TString("vec2 step(float edge, vec2 x);")); - s.append(TString("vec3 step(float edge, vec3 x);")); - s.append(TString("vec4 step(float edge, vec4 x);")); - - s.append(TString("float smoothstep(float edge0, float edge1, float x);")); - s.append(TString("vec2 smoothstep(vec2 edge0, vec2 edge1, vec2 x);")); - s.append(TString("vec3 smoothstep(vec3 edge0, vec3 edge1, vec3 x);")); - s.append(TString("vec4 smoothstep(vec4 edge0, vec4 edge1, vec4 x);")); - s.append(TString("vec2 smoothstep(float edge0, float edge1, vec2 x);")); - s.append(TString("vec3 smoothstep(float edge0, float edge1, vec3 x);")); - s.append(TString("vec4 smoothstep(float edge0, float edge1, vec4 x);")); + symbolTable.insertBuiltIn(float1, "abs", float1); + symbolTable.insertBuiltIn(float2, "abs", float2); + symbolTable.insertBuiltIn(float3, "abs", float3); + symbolTable.insertBuiltIn(float4, "abs", float4); + + symbolTable.insertBuiltIn(float1, "sign", float1); + symbolTable.insertBuiltIn(float2, "sign", float2); + symbolTable.insertBuiltIn(float3, "sign", float3); + symbolTable.insertBuiltIn(float4, "sign", float4); + + symbolTable.insertBuiltIn(float1, "floor", float1); + symbolTable.insertBuiltIn(float2, "floor", float2); + symbolTable.insertBuiltIn(float3, "floor", float3); + symbolTable.insertBuiltIn(float4, "floor", float4); + + symbolTable.insertBuiltIn(float1, "ceil", float1); + symbolTable.insertBuiltIn(float2, "ceil", float2); + symbolTable.insertBuiltIn(float3, "ceil", float3); + symbolTable.insertBuiltIn(float4, "ceil", float4); + + symbolTable.insertBuiltIn(float1, "fract", float1); + symbolTable.insertBuiltIn(float2, "fract", float2); + symbolTable.insertBuiltIn(float3, "fract", float3); + symbolTable.insertBuiltIn(float4, "fract", float4); + + symbolTable.insertBuiltIn(float1, "mod", float1, float1); + symbolTable.insertBuiltIn(float2, "mod", float2, float1); + symbolTable.insertBuiltIn(float3, "mod", float3, float1); + symbolTable.insertBuiltIn(float4, "mod", float4, float1); + symbolTable.insertBuiltIn(float2, "mod", float2, float2); + symbolTable.insertBuiltIn(float3, "mod", float3, float3); + symbolTable.insertBuiltIn(float4, "mod", float4, float4); + + symbolTable.insertBuiltIn(float1, "min", float1, float1); + symbolTable.insertBuiltIn(float2, "min", float2, float1); + symbolTable.insertBuiltIn(float3, "min", float3, float1); + symbolTable.insertBuiltIn(float4, "min", float4, float1); + symbolTable.insertBuiltIn(float2, "min", float2, float2); + symbolTable.insertBuiltIn(float3, "min", float3, float3); + symbolTable.insertBuiltIn(float4, "min", float4, float4); + + symbolTable.insertBuiltIn(float1, "max", float1, float1); + symbolTable.insertBuiltIn(float2, "max", float2, float1); + symbolTable.insertBuiltIn(float3, "max", float3, float1); + symbolTable.insertBuiltIn(float4, "max", float4, float1); + symbolTable.insertBuiltIn(float2, "max", float2, float2); + symbolTable.insertBuiltIn(float3, "max", float3, float3); + symbolTable.insertBuiltIn(float4, "max", float4, float4); + + symbolTable.insertBuiltIn(float1, "clamp", float1, float1, float1); + symbolTable.insertBuiltIn(float2, "clamp", float2, float1, float1); + symbolTable.insertBuiltIn(float3, "clamp", float3, float1, float1); + symbolTable.insertBuiltIn(float4, "clamp", float4, float1, float1); + symbolTable.insertBuiltIn(float2, "clamp", float2, float2, float2); + symbolTable.insertBuiltIn(float3, "clamp", float3, float3, float3); + symbolTable.insertBuiltIn(float4, "clamp", float4, float4, float4); + + symbolTable.insertBuiltIn(float1, "mix", float1, float1, float1); + symbolTable.insertBuiltIn(float2, "mix", float2, float2, float1); + symbolTable.insertBuiltIn(float3, "mix", float3, float3, float1); + symbolTable.insertBuiltIn(float4, "mix", float4, float4, float1); + symbolTable.insertBuiltIn(float2, "mix", float2, float2, float2); + symbolTable.insertBuiltIn(float3, "mix", float3, float3, float3); + symbolTable.insertBuiltIn(float4, "mix", float4, float4, float4); + + symbolTable.insertBuiltIn(float1, "step", float1, float1); + symbolTable.insertBuiltIn(float2, "step", float2, float2); + symbolTable.insertBuiltIn(float3, "step", float3, float3); + symbolTable.insertBuiltIn(float4, "step", float4, float4); + symbolTable.insertBuiltIn(float2, "step", float1, float2); + symbolTable.insertBuiltIn(float3, "step", float1, float3); + symbolTable.insertBuiltIn(float4, "step", float1, float4); + + symbolTable.insertBuiltIn(float1, "smoothstep", float1, float1, float1); + symbolTable.insertBuiltIn(float2, "smoothstep", float2, float2, float2); + symbolTable.insertBuiltIn(float3, "smoothstep", float3, float3, float3); + symbolTable.insertBuiltIn(float4, "smoothstep", float4, float4, float4); + symbolTable.insertBuiltIn(float2, "smoothstep", float1, float1, float2); + symbolTable.insertBuiltIn(float3, "smoothstep", float1, float1, float3); + symbolTable.insertBuiltIn(float4, "smoothstep", float1, float1, float4); // // Geometric Functions. // - s.append(TString("float length(float x);")); - s.append(TString("float length(vec2 x);")); - s.append(TString("float length(vec3 x);")); - s.append(TString("float length(vec4 x);")); - - s.append(TString("float distance(float p0, float p1);")); - s.append(TString("float distance(vec2 p0, vec2 p1);")); - s.append(TString("float distance(vec3 p0, vec3 p1);")); - s.append(TString("float distance(vec4 p0, vec4 p1);")); - - s.append(TString("float dot(float x, float y);")); - s.append(TString("float dot(vec2 x, vec2 y);")); - s.append(TString("float dot(vec3 x, vec3 y);")); - s.append(TString("float dot(vec4 x, vec4 y);")); - - s.append(TString("vec3 cross(vec3 x, vec3 y);")); - s.append(TString("float normalize(float x);")); - s.append(TString("vec2 normalize(vec2 x);")); - s.append(TString("vec3 normalize(vec3 x);")); - s.append(TString("vec4 normalize(vec4 x);")); - - s.append(TString("float faceforward(float N, float I, float Nref);")); - s.append(TString("vec2 faceforward(vec2 N, vec2 I, vec2 Nref);")); - s.append(TString("vec3 faceforward(vec3 N, vec3 I, vec3 Nref);")); - s.append(TString("vec4 faceforward(vec4 N, vec4 I, vec4 Nref);")); - - s.append(TString("float reflect(float I, float N);")); - s.append(TString("vec2 reflect(vec2 I, vec2 N);")); - s.append(TString("vec3 reflect(vec3 I, vec3 N);")); - s.append(TString("vec4 reflect(vec4 I, vec4 N);")); - - s.append(TString("float refract(float I, float N, float eta);")); - s.append(TString("vec2 refract(vec2 I, vec2 N, float eta);")); - s.append(TString("vec3 refract(vec3 I, vec3 N, float eta);")); - s.append(TString("vec4 refract(vec4 I, vec4 N, float eta);")); + symbolTable.insertBuiltIn(float1, "length", float1); + symbolTable.insertBuiltIn(float1, "length", float2); + symbolTable.insertBuiltIn(float1, "length", float3); + symbolTable.insertBuiltIn(float1, "length", float4); + + symbolTable.insertBuiltIn(float1, "distance", float1, float1); + symbolTable.insertBuiltIn(float1, "distance", float2, float2); + symbolTable.insertBuiltIn(float1, "distance", float3, float3); + symbolTable.insertBuiltIn(float1, "distance", float4, float4); + + symbolTable.insertBuiltIn(float1, "dot", float1, float1); + symbolTable.insertBuiltIn(float1, "dot", float2, float2); + symbolTable.insertBuiltIn(float1, "dot", float3, float3); + symbolTable.insertBuiltIn(float1, "dot", float4, float4); + + symbolTable.insertBuiltIn(float3, "cross", float3, float3); + symbolTable.insertBuiltIn(float1, "normalize", float1); + symbolTable.insertBuiltIn(float2, "normalize", float2); + symbolTable.insertBuiltIn(float3, "normalize", float3); + symbolTable.insertBuiltIn(float4, "normalize", float4); + + symbolTable.insertBuiltIn(float1, "faceforward", float1, float1, float1); + symbolTable.insertBuiltIn(float2, "faceforward", float2, float2, float2); + symbolTable.insertBuiltIn(float3, "faceforward", float3, float3, float3); + symbolTable.insertBuiltIn(float4, "faceforward", float4, float4, float4); + + symbolTable.insertBuiltIn(float1, "reflect", float1, float1); + symbolTable.insertBuiltIn(float2, "reflect", float2, float2); + symbolTable.insertBuiltIn(float3, "reflect", float3, float3); + symbolTable.insertBuiltIn(float4, "reflect", float4, float4); + + symbolTable.insertBuiltIn(float1, "refract", float1, float1, float1); + symbolTable.insertBuiltIn(float2, "refract", float2, float2, float1); + symbolTable.insertBuiltIn(float3, "refract", float3, float3, float1); + symbolTable.insertBuiltIn(float4, "refract", float4, float4, float1); + + TType *mat2 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 2, true); + TType *mat3 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 3, true); + TType *mat4 = new TType(EbtFloat, EbpUndefined, EvqGlobal, 4, true); // // Matrix Functions. // - s.append(TString("mat2 matrixCompMult(mat2 x, mat2 y);")); - s.append(TString("mat3 matrixCompMult(mat3 x, mat3 y);")); - s.append(TString("mat4 matrixCompMult(mat4 x, mat4 y);")); + symbolTable.insertBuiltIn(mat2, "matrixCompMult", mat2, mat2); + symbolTable.insertBuiltIn(mat3, "matrixCompMult", mat3, mat3); + symbolTable.insertBuiltIn(mat4, "matrixCompMult", mat4, mat4); + + TType *bool1 = new TType(EbtBool, EbpUndefined, EvqGlobal, 1); + TType *bool2 = new TType(EbtBool, EbpUndefined, EvqGlobal, 2); + TType *bool3 = new TType(EbtBool, EbpUndefined, EvqGlobal, 3); + TType *bool4 = new TType(EbtBool, EbpUndefined, EvqGlobal, 4); // // Vector relational functions. // - s.append(TString("bvec2 lessThan(vec2 x, vec2 y);")); - s.append(TString("bvec3 lessThan(vec3 x, vec3 y);")); - s.append(TString("bvec4 lessThan(vec4 x, vec4 y);")); - - s.append(TString("bvec2 lessThan(ivec2 x, ivec2 y);")); - s.append(TString("bvec3 lessThan(ivec3 x, ivec3 y);")); - s.append(TString("bvec4 lessThan(ivec4 x, ivec4 y);")); + symbolTable.insertBuiltIn(bool2, "lessThan", float2, float2); + symbolTable.insertBuiltIn(bool3, "lessThan", float3, float3); + symbolTable.insertBuiltIn(bool4, "lessThan", float4, float4); - s.append(TString("bvec2 lessThanEqual(vec2 x, vec2 y);")); - s.append(TString("bvec3 lessThanEqual(vec3 x, vec3 y);")); - s.append(TString("bvec4 lessThanEqual(vec4 x, vec4 y);")); + symbolTable.insertBuiltIn(bool2, "lessThan", int2, int2); + symbolTable.insertBuiltIn(bool3, "lessThan", int3, int3); + symbolTable.insertBuiltIn(bool4, "lessThan", int4, int4); - s.append(TString("bvec2 lessThanEqual(ivec2 x, ivec2 y);")); - s.append(TString("bvec3 lessThanEqual(ivec3 x, ivec3 y);")); - s.append(TString("bvec4 lessThanEqual(ivec4 x, ivec4 y);")); + symbolTable.insertBuiltIn(bool2, "lessThanEqual", float2, float2); + symbolTable.insertBuiltIn(bool3, "lessThanEqual", float3, float3); + symbolTable.insertBuiltIn(bool4, "lessThanEqual", float4, float4); - s.append(TString("bvec2 greaterThan(vec2 x, vec2 y);")); - s.append(TString("bvec3 greaterThan(vec3 x, vec3 y);")); - s.append(TString("bvec4 greaterThan(vec4 x, vec4 y);")); + symbolTable.insertBuiltIn(bool2, "lessThanEqual", int2, int2); + symbolTable.insertBuiltIn(bool3, "lessThanEqual", int3, int3); + symbolTable.insertBuiltIn(bool4, "lessThanEqual", int4, int4); - s.append(TString("bvec2 greaterThan(ivec2 x, ivec2 y);")); - s.append(TString("bvec3 greaterThan(ivec3 x, ivec3 y);")); - s.append(TString("bvec4 greaterThan(ivec4 x, ivec4 y);")); + symbolTable.insertBuiltIn(bool2, "greaterThan", float2, float2); + symbolTable.insertBuiltIn(bool3, "greaterThan", float3, float3); + symbolTable.insertBuiltIn(bool4, "greaterThan", float4, float4); - s.append(TString("bvec2 greaterThanEqual(vec2 x, vec2 y);")); - s.append(TString("bvec3 greaterThanEqual(vec3 x, vec3 y);")); - s.append(TString("bvec4 greaterThanEqual(vec4 x, vec4 y);")); + symbolTable.insertBuiltIn(bool2, "greaterThan", int2, int2); + symbolTable.insertBuiltIn(bool3, "greaterThan", int3, int3); + symbolTable.insertBuiltIn(bool4, "greaterThan", int4, int4); - s.append(TString("bvec2 greaterThanEqual(ivec2 x, ivec2 y);")); - s.append(TString("bvec3 greaterThanEqual(ivec3 x, ivec3 y);")); - s.append(TString("bvec4 greaterThanEqual(ivec4 x, ivec4 y);")); + symbolTable.insertBuiltIn(bool2, "greaterThanEqual", float2, float2); + symbolTable.insertBuiltIn(bool3, "greaterThanEqual", float3, float3); + symbolTable.insertBuiltIn(bool4, "greaterThanEqual", float4, float4); - s.append(TString("bvec2 equal(vec2 x, vec2 y);")); - s.append(TString("bvec3 equal(vec3 x, vec3 y);")); - s.append(TString("bvec4 equal(vec4 x, vec4 y);")); + symbolTable.insertBuiltIn(bool2, "greaterThanEqual", int2, int2); + symbolTable.insertBuiltIn(bool3, "greaterThanEqual", int3, int3); + symbolTable.insertBuiltIn(bool4, "greaterThanEqual", int4, int4); - s.append(TString("bvec2 equal(ivec2 x, ivec2 y);")); - s.append(TString("bvec3 equal(ivec3 x, ivec3 y);")); - s.append(TString("bvec4 equal(ivec4 x, ivec4 y);")); + symbolTable.insertBuiltIn(bool2, "equal", float2, float2); + symbolTable.insertBuiltIn(bool3, "equal", float3, float3); + symbolTable.insertBuiltIn(bool4, "equal", float4, float4); - s.append(TString("bvec2 equal(bvec2 x, bvec2 y);")); - s.append(TString("bvec3 equal(bvec3 x, bvec3 y);")); - s.append(TString("bvec4 equal(bvec4 x, bvec4 y);")); + symbolTable.insertBuiltIn(bool2, "equal", int2, int2); + symbolTable.insertBuiltIn(bool3, "equal", int3, int3); + symbolTable.insertBuiltIn(bool4, "equal", int4, int4); - s.append(TString("bvec2 notEqual(vec2 x, vec2 y);")); - s.append(TString("bvec3 notEqual(vec3 x, vec3 y);")); - s.append(TString("bvec4 notEqual(vec4 x, vec4 y);")); + symbolTable.insertBuiltIn(bool2, "equal", bool2, bool2); + symbolTable.insertBuiltIn(bool3, "equal", bool3, bool3); + symbolTable.insertBuiltIn(bool4, "equal", bool4, bool4); - s.append(TString("bvec2 notEqual(ivec2 x, ivec2 y);")); - s.append(TString("bvec3 notEqual(ivec3 x, ivec3 y);")); - s.append(TString("bvec4 notEqual(ivec4 x, ivec4 y);")); + symbolTable.insertBuiltIn(bool2, "notEqual", float2, float2); + symbolTable.insertBuiltIn(bool3, "notEqual", float3, float3); + symbolTable.insertBuiltIn(bool4, "notEqual", float4, float4); - s.append(TString("bvec2 notEqual(bvec2 x, bvec2 y);")); - s.append(TString("bvec3 notEqual(bvec3 x, bvec3 y);")); - s.append(TString("bvec4 notEqual(bvec4 x, bvec4 y);")); + symbolTable.insertBuiltIn(bool2, "notEqual", int2, int2); + symbolTable.insertBuiltIn(bool3, "notEqual", int3, int3); + symbolTable.insertBuiltIn(bool4, "notEqual", int4, int4); - s.append(TString("bool any(bvec2 x);")); - s.append(TString("bool any(bvec3 x);")); - s.append(TString("bool any(bvec4 x);")); + symbolTable.insertBuiltIn(bool2, "notEqual", bool2, bool2); + symbolTable.insertBuiltIn(bool3, "notEqual", bool3, bool3); + symbolTable.insertBuiltIn(bool4, "notEqual", bool4, bool4); - s.append(TString("bool all(bvec2 x);")); - s.append(TString("bool all(bvec3 x);")); - s.append(TString("bool all(bvec4 x);")); - - s.append(TString("bvec2 not(bvec2 x);")); - s.append(TString("bvec3 not(bvec3 x);")); - s.append(TString("bvec4 not(bvec4 x);")); - - // - // Texture Functions. - // - s.append(TString("vec4 texture2D(sampler2D sampler, vec2 coord);")); - s.append(TString("vec4 texture2DProj(sampler2D sampler, vec3 coord);")); - s.append(TString("vec4 texture2DProj(sampler2D sampler, vec4 coord);")); - s.append(TString("vec4 textureCube(samplerCube sampler, vec3 coord);")); - - if (resources.OES_EGL_image_external) { - s.append(TString("vec4 texture2D(samplerExternalOES sampler, vec2 coord);")); - s.append(TString("vec4 texture2DProj(samplerExternalOES sampler, vec3 coord);")); - s.append(TString("vec4 texture2DProj(samplerExternalOES sampler, vec4 coord);")); - } + symbolTable.insertBuiltIn(bool1, "any", bool2); + symbolTable.insertBuiltIn(bool1, "any", bool3); + symbolTable.insertBuiltIn(bool1, "any", bool4); - if (resources.ARB_texture_rectangle) { - s.append(TString("vec4 texture2DRect(sampler2DRect sampler, vec2 coord);")); - s.append(TString("vec4 texture2DRectProj(sampler2DRect sampler, vec3 coord);")); - s.append(TString("vec4 texture2DRectProj(sampler2DRect sampler, vec4 coord);")); - } + symbolTable.insertBuiltIn(bool1, "all", bool2); + symbolTable.insertBuiltIn(bool1, "all", bool3); + symbolTable.insertBuiltIn(bool1, "all", bool4); - // - // Noise functions. - // - //s.append(TString("float noise1(float x);")); - //s.append(TString("float noise1(vec2 x);")); - //s.append(TString("float noise1(vec3 x);")); - //s.append(TString("float noise1(vec4 x);")); - - //s.append(TString("vec2 noise2(float x);")); - //s.append(TString("vec2 noise2(vec2 x);")); - //s.append(TString("vec2 noise2(vec3 x);")); - //s.append(TString("vec2 noise2(vec4 x);")); - - //s.append(TString("vec3 noise3(float x);")); - //s.append(TString("vec3 noise3(vec2 x);")); - //s.append(TString("vec3 noise3(vec3 x);")); - //s.append(TString("vec3 noise3(vec4 x);")); - - //s.append(TString("vec4 noise4(float x);")); - //s.append(TString("vec4 noise4(vec2 x);")); - //s.append(TString("vec4 noise4(vec3 x);")); - //s.append(TString("vec4 noise4(vec4 x);")); - - return s; -} + symbolTable.insertBuiltIn(bool2, "not", bool2); + symbolTable.insertBuiltIn(bool3, "not", bool3); + symbolTable.insertBuiltIn(bool4, "not", bool4); -//============================================================================ -// -// Prototypes for built-in functions seen by vertex shaders only. -// -//============================================================================ -static TString BuiltInFunctionsVertex(const ShBuiltInResources& resources) -{ - TString s; + TType *sampler2D = new TType(EbtSampler2D, EbpUndefined, EvqGlobal, 1); + TType *samplerCube = new TType(EbtSamplerCube, EbpUndefined, EvqGlobal, 1); // - // Geometric Functions. + // Texture Functions for GLSL ES 1.0 // - //s.append(TString("vec4 ftransform();")); + symbolTable.insertBuiltIn(float4, "texture2D", sampler2D, float2); + symbolTable.insertBuiltIn(float4, "texture2DProj", sampler2D, float3); + symbolTable.insertBuiltIn(float4, "texture2DProj", sampler2D, float4); + symbolTable.insertBuiltIn(float4, "textureCube", samplerCube, float3); - // - // Texture Functions. - // - s.append(TString("vec4 texture2DLod(sampler2D sampler, vec2 coord, float lod);")); - s.append(TString("vec4 texture2DProjLod(sampler2D sampler, vec3 coord, float lod);")); - s.append(TString("vec4 texture2DProjLod(sampler2D sampler, vec4 coord, float lod);")); - s.append(TString("vec4 textureCubeLod(samplerCube sampler, vec3 coord, float lod);")); + if (resources.OES_EGL_image_external) + { + TType *samplerExternalOES = new TType(EbtSamplerExternalOES, EbpUndefined, EvqGlobal, 1); - return s; -} + symbolTable.insertBuiltIn(float4, "texture2D", samplerExternalOES, float2); + symbolTable.insertBuiltIn(float4, "texture2DProj", samplerExternalOES, float3); + symbolTable.insertBuiltIn(float4, "texture2DProj", samplerExternalOES, float4); + } -//============================================================================ -// -// Prototypes for built-in functions seen by fragment shaders only. -// -//============================================================================ -static TString BuiltInFunctionsFragment(const ShBuiltInResources& resources) -{ - TString s; + if (resources.ARB_texture_rectangle) + { + TType *sampler2DRect = new TType(EbtSampler2DRect, EbpUndefined, EvqGlobal, 1); - // - // Texture Functions. - // - s.append(TString("vec4 texture2D(sampler2D sampler, vec2 coord, float bias);")); - s.append(TString("vec4 texture2DProj(sampler2D sampler, vec3 coord, float bias);")); - s.append(TString("vec4 texture2DProj(sampler2D sampler, vec4 coord, float bias);")); - s.append(TString("vec4 textureCube(samplerCube sampler, vec3 coord, float bias);")); - - if (resources.OES_standard_derivatives) { - s.append(TString("float dFdx(float p);")); - s.append(TString("vec2 dFdx(vec2 p);")); - s.append(TString("vec3 dFdx(vec3 p);")); - s.append(TString("vec4 dFdx(vec4 p);")); - - s.append(TString("float dFdy(float p);")); - s.append(TString("vec2 dFdy(vec2 p);")); - s.append(TString("vec3 dFdy(vec3 p);")); - s.append(TString("vec4 dFdy(vec4 p);")); - - s.append(TString("float fwidth(float p);")); - s.append(TString("vec2 fwidth(vec2 p);")); - s.append(TString("vec3 fwidth(vec3 p);")); - s.append(TString("vec4 fwidth(vec4 p);")); + symbolTable.insertBuiltIn(float4, "texture2DRect", sampler2DRect, float2); + symbolTable.insertBuiltIn(float4, "texture2DRectProj", sampler2DRect, float3); + symbolTable.insertBuiltIn(float4, "texture2DRectProj", sampler2DRect, float4); } - return s; -} + if (type == SH_FRAGMENT_SHADER) + { + symbolTable.insertBuiltIn(float4, "texture2D", sampler2D, float2, float1); + symbolTable.insertBuiltIn(float4, "texture2DProj", sampler2D, float3, float1); + symbolTable.insertBuiltIn(float4, "texture2DProj", sampler2D, float4, float1); + symbolTable.insertBuiltIn(float4, "textureCube", samplerCube, float3, float1); + + if (resources.OES_standard_derivatives) + { + symbolTable.insertBuiltIn(float1, "dFdx", float1); + symbolTable.insertBuiltIn(float2, "dFdx", float2); + symbolTable.insertBuiltIn(float3, "dFdx", float3); + symbolTable.insertBuiltIn(float4, "dFdx", float4); + + symbolTable.insertBuiltIn(float1, "dFdy", float1); + symbolTable.insertBuiltIn(float2, "dFdy", float2); + symbolTable.insertBuiltIn(float3, "dFdy", float3); + symbolTable.insertBuiltIn(float4, "dFdy", float4); + + symbolTable.insertBuiltIn(float1, "fwidth", float1); + symbolTable.insertBuiltIn(float2, "fwidth", float2); + symbolTable.insertBuiltIn(float3, "fwidth", float3); + symbolTable.insertBuiltIn(float4, "fwidth", float4); + } + } -//============================================================================ -// -// Standard uniforms. -// -//============================================================================ -static TString StandardUniforms() -{ - TString s; + if(type == SH_VERTEX_SHADER) + { + symbolTable.insertBuiltIn(float4, "texture2DLod", sampler2D, float2, float1); + symbolTable.insertBuiltIn(float4, "texture2DProjLod", sampler2D, float3, float1); + symbolTable.insertBuiltIn(float4, "texture2DProjLod", sampler2D, float4, float1); + symbolTable.insertBuiltIn(float4, "textureCubeLod", samplerCube, float3, float1); + } // // Depth range in window coordinates // - s.append(TString("struct gl_DepthRangeParameters {")); - s.append(TString(" highp float near;")); // n - s.append(TString(" highp float far;")); // f - s.append(TString(" highp float diff;")); // f - n - s.append(TString("};")); - s.append(TString("uniform gl_DepthRangeParameters gl_DepthRange;")); - - return s; -} - -//============================================================================ -// -// Default precision for vertex shaders. -// -//============================================================================ -static TString DefaultPrecisionVertex() -{ - TString s; - - s.append(TString("precision highp int;")); - s.append(TString("precision highp float;")); - - return s; -} - -//============================================================================ -// -// Default precision for fragment shaders. -// -//============================================================================ -static TString DefaultPrecisionFragment() -{ - TString s; + TFieldList *fields = NewPoolTFieldList(); + TField *near = new TField(new TType(EbtFloat, EbpHigh, EvqGlobal, 1), NewPoolTString("near")); + TField *far = new TField(new TType(EbtFloat, EbpHigh, EvqGlobal, 1), NewPoolTString("far")); + TField *diff = new TField(new TType(EbtFloat, EbpHigh, EvqGlobal, 1), NewPoolTString("diff")); + fields->push_back(near); + fields->push_back(far); + fields->push_back(diff); + TStructure *depthRangeStruct = new TStructure(NewPoolTString("gl_DepthRangeParameters"), fields); + TVariable *depthRangeParameters = new TVariable(&depthRangeStruct->name(), depthRangeStruct, true); + symbolTable.insert(*depthRangeParameters); + TVariable *depthRange = new TVariable(NewPoolTString("gl_DepthRange"), TType(depthRangeStruct)); + depthRange->setQualifier(EvqUniform); + symbolTable.insert(*depthRange); - s.append(TString("precision mediump int;")); - // No default precision for float in fragment shaders - - return s; -} - -//============================================================================ -// -// Implementation dependent built-in constants. -// -//============================================================================ -static TString BuiltInConstants(ShShaderSpec spec, const ShBuiltInResources &resources) -{ - TStringStream s; - - s << "const int gl_MaxVertexAttribs = " << resources.MaxVertexAttribs << ";"; - s << "const int gl_MaxVertexUniformVectors = " << resources.MaxVertexUniformVectors << ";"; - - s << "const int gl_MaxVaryingVectors = " << resources.MaxVaryingVectors << ";"; - s << "const int gl_MaxVertexTextureImageUnits = " << resources.MaxVertexTextureImageUnits << ";"; - s << "const int gl_MaxCombinedTextureImageUnits = " << resources.MaxCombinedTextureImageUnits << ";"; - s << "const int gl_MaxTextureImageUnits = " << resources.MaxTextureImageUnits << ";"; - s << "const int gl_MaxFragmentUniformVectors = " << resources.MaxFragmentUniformVectors << ";"; + // + // Implementation dependent built-in constants. + // + symbolTable.insertConstInt("gl_MaxVertexAttribs", resources.MaxVertexAttribs); + symbolTable.insertConstInt("gl_MaxVertexUniformVectors", resources.MaxVertexUniformVectors); + symbolTable.insertConstInt("gl_MaxVaryingVectors", resources.MaxVaryingVectors); + symbolTable.insertConstInt("gl_MaxVertexTextureImageUnits", resources.MaxVertexTextureImageUnits); + symbolTable.insertConstInt("gl_MaxCombinedTextureImageUnits", resources.MaxCombinedTextureImageUnits); + symbolTable.insertConstInt("gl_MaxTextureImageUnits", resources.MaxTextureImageUnits); + symbolTable.insertConstInt("gl_MaxFragmentUniformVectors", resources.MaxFragmentUniformVectors); if (spec != SH_CSS_SHADERS_SPEC) - s << "const int gl_MaxDrawBuffers = " << resources.MaxDrawBuffers << ";"; - - return s.str(); -} - -void TBuiltIns::initialize(ShShaderType type, ShShaderSpec spec, - const ShBuiltInResources& resources) -{ - switch (type) { - case SH_FRAGMENT_SHADER: - builtInStrings.push_back(DefaultPrecisionFragment()); - builtInStrings.push_back(BuiltInFunctionsCommon(resources)); - builtInStrings.push_back(BuiltInFunctionsFragment(resources)); - builtInStrings.push_back(StandardUniforms()); - break; - - case SH_VERTEX_SHADER: - builtInStrings.push_back(DefaultPrecisionVertex()); - builtInStrings.push_back(BuiltInFunctionsCommon(resources)); - builtInStrings.push_back(BuiltInFunctionsVertex(resources)); - builtInStrings.push_back(StandardUniforms()); - break; - - default: assert(false && "Language not supported"); + { + symbolTable.insertConstInt("gl_MaxDrawBuffers", resources.MaxDrawBuffers); } - - builtInStrings.push_back(BuiltInConstants(spec, resources)); } void IdentifyBuiltIns(ShShaderType type, ShShaderSpec spec, - const ShBuiltInResources& resources, - TSymbolTable& symbolTable) + const ShBuiltInResources &resources, + TSymbolTable &symbolTable) { // // First, insert some special built-in variables that are not in @@ -539,6 +439,10 @@ void IdentifyBuiltIns(ShShaderType type, ShShaderSpec spec, if (spec != SH_CSS_SHADERS_SPEC) { symbolTable.insert(*new TVariable(NewPoolTString("gl_FragColor"), TType(EbtFloat, EbpMedium, EvqFragColor, 4))); symbolTable.insert(*new TVariable(NewPoolTString("gl_FragData[gl_MaxDrawBuffers]"), TType(EbtFloat, EbpMedium, EvqFragData, 4))); + if (resources.EXT_frag_depth) { + symbolTable.insert(*new TVariable(NewPoolTString("gl_FragDepthEXT"), TType(EbtFloat, resources.FragmentPrecisionHigh ? EbpHigh : EbpMedium, EvqFragDepth, 1))); + symbolTable.relateToExtension("gl_FragDepthEXT", "GL_EXT_frag_depth"); + } } else { symbolTable.insert(*new TVariable(NewPoolTString("css_MixColor"), TType(EbtFloat, EbpMedium, EvqGlobal, 4))); symbolTable.insert(*new TVariable(NewPoolTString("css_ColorMatrix"), TType(EbtFloat, EbpMedium, EvqGlobal, 4, true))); @@ -560,8 +464,6 @@ void IdentifyBuiltIns(ShShaderType type, ShShaderSpec spec, // expected to be resolved through a library of functions, versus as // operations. // - symbolTable.relateToOperator("not", EOpVectorLogicalNot); - symbolTable.relateToOperator("matrixCompMult", EOpMul); symbolTable.relateToOperator("equal", EOpVectorEqual); @@ -612,6 +514,7 @@ void IdentifyBuiltIns(ShShaderType type, ShShaderSpec spec, symbolTable.relateToOperator("any", EOpAny); symbolTable.relateToOperator("all", EOpAll); + symbolTable.relateToOperator("not", EOpVectorLogicalNot); // Map language-specific operators. switch(type) { @@ -656,4 +559,6 @@ void InitExtensionBehavior(const ShBuiltInResources& resources, extBehavior["GL_ARB_texture_rectangle"] = EBhUndefined; if (resources.EXT_draw_buffers) extBehavior["GL_EXT_draw_buffers"] = EBhUndefined; + if (resources.EXT_frag_depth) + extBehavior["GL_EXT_frag_depth"] = EBhUndefined; } |