1510 lines
50 KiB
C++
1510 lines
50 KiB
C++
//
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//Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
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//Copyright (C) 2012-2013 LunarG, Inc.
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//
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//All rights reserved.
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//
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//Redistribution and use in source and binary forms, with or without
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//modification, are permitted provided that the following conditions
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//are met:
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//
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// Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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//
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// Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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//
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// Neither the name of 3Dlabs Inc. Ltd. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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//"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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//LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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//FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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//COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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//INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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//BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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//CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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//LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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//ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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//POSSIBILITY OF SUCH DAMAGE.
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//
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#ifndef _TYPES_INCLUDED
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#define _TYPES_INCLUDED
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#include "../Include/Common.h"
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#include "../Include/BaseTypes.h"
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#include "../Public/ShaderLang.h"
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#include "arrays.h"
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namespace glslang {
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const int GlslangMaxTypeLength = 200; // TODO: need to print block/struct one member per line, so this can stay bounded
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const char* const AnonymousPrefix = "anon@"; // for something like a block whose members can be directly accessed
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inline bool IsAnonymous(const TString& name)
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{
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return name.compare(0, 5, AnonymousPrefix) == 0;
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}
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//
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// Details within a sampler type
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//
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enum TSamplerDim {
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EsdNone,
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Esd1D,
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Esd2D,
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Esd3D,
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EsdCube,
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EsdRect,
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EsdBuffer,
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EsdNumDims
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};
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struct TSampler { // misnomer now; includes images, textures without sampler, and textures with sampler
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TBasicType type : 8; // type returned by sampler
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TSamplerDim dim : 8;
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bool arrayed : 1;
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bool shadow : 1;
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bool ms : 1;
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bool image : 1; // image, combined should be false
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bool external : 1; // GL_OES_EGL_image_external
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void clear()
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{
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type = EbtVoid;
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dim = EsdNone;
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arrayed = false;
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shadow = false;
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ms = false;
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image = false;
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external = false;
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}
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// make a combined sampler and texture
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void set(TBasicType t, TSamplerDim d, bool a = false, bool s = false, bool m = false)
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{
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clear();
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type = t;
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dim = d;
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arrayed = a;
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shadow = s;
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ms = m;
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}
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// make an image
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void setImage(TBasicType t, TSamplerDim d, bool a = false, bool s = false, bool m = false)
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{
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clear();
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type = t;
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dim = d;
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arrayed = a;
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shadow = s;
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ms = m;
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image = true;
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}
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bool operator==(const TSampler& right) const
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{
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return type == right.type &&
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dim == right.dim &&
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arrayed == right.arrayed &&
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shadow == right.shadow &&
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ms == right.ms &&
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image == right.image &&
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external == right.external;
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}
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bool operator!=(const TSampler& right) const
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{
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return ! operator==(right);
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}
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TString getString() const
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{
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TString s;
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switch (type) {
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case EbtFloat: break;
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case EbtInt: s.append("i"); break;
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case EbtUint: s.append("u"); break;
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default: break; // some compilers want this
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}
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if (image) {
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s.append("image");
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} else {
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s.append("sampler");
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}
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if (external) {
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s.append("ExternalOES");
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return s;
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}
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switch (dim) {
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case Esd1D: s.append("1D"); break;
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case Esd2D: s.append("2D"); break;
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case Esd3D: s.append("3D"); break;
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case EsdCube: s.append("Cube"); break;
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case EsdRect: s.append("2DRect"); break;
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case EsdBuffer: s.append("Buffer"); break;
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default: break; // some compilers want this
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}
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if (ms)
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s.append("MS");
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if (arrayed)
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s.append("Array");
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if (shadow)
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s.append("Shadow");
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return s;
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}
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};
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//
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// Need to have association of line numbers to types in a list for building structs.
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//
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class TType;
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struct TTypeLoc {
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TType* type;
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TSourceLoc loc;
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};
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typedef TVector<TTypeLoc> TTypeList;
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typedef TVector<TString*> TIdentifierList;
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//
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// Following are a series of helper enums for managing layouts and qualifiers,
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// used for TPublicType, TType, others.
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//
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enum TLayoutPacking {
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ElpNone,
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ElpShared, // default, but different than saying nothing
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ElpStd140,
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ElpStd430,
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ElpPacked,
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ElpCount // If expanding, see bitfield width below
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};
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enum TLayoutMatrix {
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ElmNone,
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ElmRowMajor,
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ElmColumnMajor, // default, but different than saying nothing
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ElmCount // If expanding, see bitfield width below
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};
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// Union of geometry shader and tessellation shader geometry types.
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// They don't go into TType, but rather have current state per shader or
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// active parser type (TPublicType).
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enum TLayoutGeometry {
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ElgNone,
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ElgPoints,
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ElgLines,
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ElgLinesAdjacency,
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ElgLineStrip,
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ElgTriangles,
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ElgTrianglesAdjacency,
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ElgTriangleStrip,
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ElgQuads,
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ElgIsolines,
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};
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enum TVertexSpacing {
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EvsNone,
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EvsEqual,
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EvsFractionalEven,
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EvsFractionalOdd
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};
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enum TVertexOrder {
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EvoNone,
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EvoCw,
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EvoCcw
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};
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// Note: order matters, as type of format is done by comparison.
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enum TLayoutFormat {
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ElfNone,
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// Float image
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ElfRgba32f,
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ElfRgba16f,
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ElfR32f,
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ElfRgba8,
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ElfRgba8Snorm,
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ElfEsFloatGuard, // to help with comparisons
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ElfRg32f,
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ElfRg16f,
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ElfR11fG11fB10f,
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ElfR16f,
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ElfRgba16,
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ElfRgb10A2,
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ElfRg16,
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ElfRg8,
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ElfR16,
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ElfR8,
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ElfRgba16Snorm,
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ElfRg16Snorm,
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ElfRg8Snorm,
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ElfR16Snorm,
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ElfR8Snorm,
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ElfFloatGuard, // to help with comparisons
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// Int image
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ElfRgba32i,
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ElfRgba16i,
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ElfRgba8i,
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ElfR32i,
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ElfEsIntGuard, // to help with comparisons
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ElfRg32i,
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ElfRg16i,
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ElfRg8i,
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ElfR16i,
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ElfR8i,
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ElfIntGuard, // to help with comparisons
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// Uint image
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ElfRgba32ui,
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ElfRgba16ui,
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ElfRgba8ui,
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ElfR32ui,
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ElfEsUintGuard, // to help with comparisons
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ElfRg32ui,
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ElfRg16ui,
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ElfRgb10a2ui,
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ElfRg8ui,
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ElfR16ui,
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ElfR8ui,
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ElfCount
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};
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enum TLayoutDepth {
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EldNone,
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EldAny,
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EldGreater,
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EldLess,
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EldUnchanged,
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EldCount
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};
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enum TBlendEquationShift {
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// No 'EBlendNone':
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// These are used as bit-shift amounts. A mask of such shifts will have type 'int',
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// and in that space, 0 means no bits set, or none. In this enum, 0 means (1 << 0), a bit is set.
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EBlendMultiply,
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EBlendScreen,
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EBlendOverlay,
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EBlendDarken,
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EBlendLighten,
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EBlendColordodge,
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EBlendColorburn,
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EBlendHardlight,
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EBlendSoftlight,
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EBlendDifference,
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EBlendExclusion,
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EBlendHslHue,
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EBlendHslSaturation,
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EBlendHslColor,
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EBlendHslLuminosity,
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EBlendAllEquations,
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EBlendCount
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};
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class TQualifier {
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public:
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static const int layoutNotSet = -1;
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void clear()
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{
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precision = EpqNone;
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invariant = false;
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makeTemporary();
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}
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// drop qualifiers that don't belong in a temporary variable
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void makeTemporary()
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{
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storage = EvqTemporary;
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builtIn = EbvNone;
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centroid = false;
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smooth = false;
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flat = false;
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nopersp = false;
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patch = false;
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sample = false;
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coherent = false;
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volatil = false;
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restrict = false;
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readonly = false;
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writeonly = false;
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clearLayout();
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}
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TStorageQualifier storage : 6;
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TBuiltInVariable builtIn : 8;
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TPrecisionQualifier precision : 3;
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bool invariant : 1;
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bool centroid : 1;
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bool smooth : 1;
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bool flat : 1;
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bool nopersp : 1;
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bool patch : 1;
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bool sample : 1;
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bool coherent : 1;
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bool volatil : 1;
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bool restrict : 1;
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bool readonly : 1;
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bool writeonly : 1;
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bool isMemory() const
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{
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return coherent || volatil || restrict || readonly || writeonly;
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}
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bool isInterpolation() const
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{
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return flat || smooth || nopersp;
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}
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bool isAuxiliary() const
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{
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return centroid || patch || sample;
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}
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bool isPipeInput() const
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{
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switch (storage) {
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case EvqVaryingIn:
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case EvqFragCoord:
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case EvqPointCoord:
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case EvqFace:
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case EvqVertexId:
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case EvqInstanceId:
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return true;
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default:
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return false;
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}
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}
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bool isPipeOutput() const
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{
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switch (storage) {
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case EvqPosition:
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case EvqPointSize:
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case EvqClipVertex:
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case EvqVaryingOut:
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case EvqFragColor:
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case EvqFragDepth:
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return true;
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default:
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return false;
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}
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}
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bool isParamInput() const
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{
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switch (storage) {
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case EvqIn:
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case EvqInOut:
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case EvqConstReadOnly:
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return true;
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default:
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return false;
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}
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}
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bool isParamOutput() const
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{
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switch (storage) {
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case EvqOut:
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case EvqInOut:
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return true;
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default:
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return false;
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}
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}
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bool isUniformOrBuffer() const
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{
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switch (storage) {
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case EvqUniform:
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case EvqBuffer:
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return true;
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default:
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return false;
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}
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}
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bool isIo() const
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{
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switch (storage) {
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case EvqUniform:
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case EvqBuffer:
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case EvqVaryingIn:
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case EvqFragCoord:
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case EvqPointCoord:
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case EvqFace:
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case EvqVertexId:
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case EvqInstanceId:
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case EvqPosition:
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case EvqPointSize:
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case EvqClipVertex:
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case EvqVaryingOut:
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case EvqFragColor:
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case EvqFragDepth:
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return true;
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default:
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return false;
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}
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}
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// True if this type of IO is supposed to be arrayed with extra level for per-vertex data
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bool isArrayedIo(EShLanguage language) const
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{
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switch (language) {
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case EShLangGeometry:
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return isPipeInput();
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case EShLangTessControl:
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return ! patch && (isPipeInput() || isPipeOutput());
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case EShLangTessEvaluation:
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return ! patch && isPipeInput();
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default:
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return false;
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}
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}
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// Implementing an embedded layout-qualifier class here, since C++ can't have a real class bitfield
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void clearLayout()
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{
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layoutMatrix = ElmNone;
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layoutPacking = ElpNone;
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layoutOffset = layoutNotSet;
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layoutAlign = layoutNotSet;
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layoutLocation = layoutLocationEnd;
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layoutComponent = layoutComponentEnd;
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layoutSet = layoutSetEnd;
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layoutBinding = layoutBindingEnd;
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layoutIndex = layoutIndexEnd;
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layoutStream = layoutStreamEnd;
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layoutXfbBuffer = layoutXfbBufferEnd;
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layoutXfbStride = layoutXfbStrideEnd;
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layoutXfbOffset = layoutXfbOffsetEnd;
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layoutFormat = ElfNone;
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}
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bool hasLayout() const
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{
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return hasUniformLayout() ||
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hasAnyLocation() ||
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hasBinding() ||
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hasStream() ||
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hasXfb() ||
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hasFormat();
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}
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TLayoutMatrix layoutMatrix : 3;
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TLayoutPacking layoutPacking : 4;
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int layoutOffset;
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int layoutAlign;
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unsigned int layoutLocation :12;
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static const unsigned int layoutLocationEnd = 0xFFF;
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unsigned int layoutComponent : 3;
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static const unsigned int layoutComponentEnd = 4;
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unsigned int layoutSet : 7;
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static const unsigned int layoutSetEnd = 0x3F;
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unsigned int layoutBinding : 8;
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static const unsigned int layoutBindingEnd = 0xFF;
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unsigned int layoutIndex : 8;
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static const unsigned int layoutIndexEnd = 0xFF;
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unsigned int layoutStream : 8;
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static const unsigned int layoutStreamEnd = 0xFF;
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unsigned int layoutXfbBuffer : 4;
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static const unsigned int layoutXfbBufferEnd = 0xF;
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unsigned int layoutXfbStride : 10;
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static const unsigned int layoutXfbStrideEnd = 0x3FF;
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unsigned int layoutXfbOffset : 10;
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static const unsigned int layoutXfbOffsetEnd = 0x3FF;
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TLayoutFormat layoutFormat : 8;
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bool hasUniformLayout() const
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|
{
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return hasMatrix() ||
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hasPacking() ||
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hasOffset() ||
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hasBinding() ||
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hasAlign();
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}
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bool hasMatrix() const
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{
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return layoutMatrix != ElmNone;
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}
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bool hasPacking() const
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{
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return layoutPacking != ElpNone;
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}
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bool hasOffset() const
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{
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return layoutOffset != layoutNotSet;
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}
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bool hasAlign() const
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{
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return layoutAlign != layoutNotSet;
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}
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bool hasAnyLocation() const
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|
{
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return hasLocation() ||
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hasComponent() ||
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hasIndex();
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}
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|
bool hasLocation() const
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|
{
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return layoutLocation != layoutLocationEnd;
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}
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|
bool hasComponent() const
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|
{
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return layoutComponent != layoutComponentEnd;
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}
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|
bool hasIndex() const
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|
{
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return layoutIndex != layoutIndexEnd;
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}
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|
bool hasSet() const
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|
{
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return layoutSet != layoutSetEnd;
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}
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|
bool hasBinding() const
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|
{
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return layoutBinding != layoutBindingEnd;
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|
}
|
|
bool hasStream() const
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|
{
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return layoutStream != layoutStreamEnd;
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|
}
|
|
bool hasFormat() const
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|
{
|
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return layoutFormat != ElfNone;
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|
}
|
|
bool hasXfb() const
|
|
{
|
|
return hasXfbBuffer() ||
|
|
hasXfbStride() ||
|
|
hasXfbOffset();
|
|
}
|
|
bool hasXfbBuffer() const
|
|
{
|
|
return layoutXfbBuffer != layoutXfbBufferEnd;
|
|
}
|
|
bool hasXfbStride() const
|
|
{
|
|
return layoutXfbStride != layoutXfbStrideEnd;
|
|
}
|
|
bool hasXfbOffset() const
|
|
{
|
|
return layoutXfbOffset != layoutXfbOffsetEnd;
|
|
}
|
|
static const char* getLayoutPackingString(TLayoutPacking packing)
|
|
{
|
|
switch (packing) {
|
|
case ElpPacked: return "packed";
|
|
case ElpShared: return "shared";
|
|
case ElpStd140: return "std140";
|
|
case ElpStd430: return "std430";
|
|
default: return "none";
|
|
}
|
|
}
|
|
static const char* getLayoutMatrixString(TLayoutMatrix m)
|
|
{
|
|
switch (m) {
|
|
case ElmColumnMajor: return "column_major";
|
|
case ElmRowMajor: return "row_major";
|
|
default: return "none";
|
|
}
|
|
}
|
|
static const char* getLayoutFormatString(TLayoutFormat f)
|
|
{
|
|
switch (f) {
|
|
case ElfRgba32f: return "rgba32f";
|
|
case ElfRgba16f: return "rgba16f";
|
|
case ElfRg32f: return "rg32f";
|
|
case ElfRg16f: return "rg16f";
|
|
case ElfR11fG11fB10f: return "r11f_g11f_b10f";
|
|
case ElfR32f: return "r32f";
|
|
case ElfR16f: return "r16f";
|
|
case ElfRgba16: return "rgba16";
|
|
case ElfRgb10A2: return "rgb10_a2";
|
|
case ElfRgba8: return "rgba8";
|
|
case ElfRg16: return "rg16";
|
|
case ElfRg8: return "rg8";
|
|
case ElfR16: return "r16";
|
|
case ElfR8: return "r8";
|
|
case ElfRgba16Snorm: return "rgba16_snorm";
|
|
case ElfRgba8Snorm: return "rgba8_snorm";
|
|
case ElfRg16Snorm: return "rg16_snorm";
|
|
case ElfRg8Snorm: return "rg8_snorm";
|
|
case ElfR16Snorm: return "r16_snorm";
|
|
case ElfR8Snorm: return "r8_snorm";
|
|
|
|
case ElfRgba32i: return "rgba32i";
|
|
case ElfRgba16i: return "rgba16i";
|
|
case ElfRgba8i: return "rgba8i";
|
|
case ElfRg32i: return "rg32i";
|
|
case ElfRg16i: return "rg16i";
|
|
case ElfRg8i: return "rg8i";
|
|
case ElfR32i: return "r32i";
|
|
case ElfR16i: return "r16i";
|
|
case ElfR8i: return "r8i";
|
|
|
|
case ElfRgba32ui: return "rgba32ui";
|
|
case ElfRgba16ui: return "rgba16ui";
|
|
case ElfRgba8ui: return "rgba8ui";
|
|
case ElfRg32ui: return "rg32ui";
|
|
case ElfRg16ui: return "rg16ui";
|
|
case ElfRgb10a2ui: return "rgb10a2ui";
|
|
case ElfRg8ui: return "rg8ui";
|
|
case ElfR32ui: return "r32ui";
|
|
case ElfR16ui: return "r16ui";
|
|
case ElfR8ui: return "r8ui";
|
|
default: return "none";
|
|
}
|
|
}
|
|
static const char* getLayoutDepthString(TLayoutDepth d)
|
|
{
|
|
switch (d) {
|
|
case EldAny: return "depth_any";
|
|
case EldGreater: return "depth_greater";
|
|
case EldLess: return "depth_less";
|
|
case EldUnchanged: return "depth_unchanged";
|
|
default: return "none";
|
|
}
|
|
}
|
|
static const char* getBlendEquationString(TBlendEquationShift e)
|
|
{
|
|
switch (e) {
|
|
case EBlendMultiply: return "blend_support_multiply";
|
|
case EBlendScreen: return "blend_support_screen";
|
|
case EBlendOverlay: return "blend_support_overlay";
|
|
case EBlendDarken: return "blend_support_darken";
|
|
case EBlendLighten: return "blend_support_lighten";
|
|
case EBlendColordodge: return "blend_support_colordodge";
|
|
case EBlendColorburn: return "blend_support_colorburn";
|
|
case EBlendHardlight: return "blend_support_hardlight";
|
|
case EBlendSoftlight: return "blend_support_softlight";
|
|
case EBlendDifference: return "blend_support_difference";
|
|
case EBlendExclusion: return "blend_support_exclusion";
|
|
case EBlendHslHue: return "blend_support_hsl_hue";
|
|
case EBlendHslSaturation: return "blend_support_hsl_saturation";
|
|
case EBlendHslColor: return "blend_support_hsl_color";
|
|
case EBlendHslLuminosity: return "blend_support_hsl_luminosity";
|
|
case EBlendAllEquations: return "blend_support_all_equations";
|
|
default: return "unknown";
|
|
}
|
|
}
|
|
static const char* getGeometryString(TLayoutGeometry geometry)
|
|
{
|
|
switch (geometry) {
|
|
case ElgPoints: return "points";
|
|
case ElgLines: return "lines";
|
|
case ElgLinesAdjacency: return "lines_adjacency";
|
|
case ElgLineStrip: return "line_strip";
|
|
case ElgTriangles: return "triangles";
|
|
case ElgTrianglesAdjacency: return "triangles_adjacency";
|
|
case ElgTriangleStrip: return "triangle_strip";
|
|
case ElgQuads: return "quads";
|
|
case ElgIsolines: return "isolines";
|
|
default: return "none";
|
|
}
|
|
}
|
|
static const char* getVertexSpacingString(TVertexSpacing spacing)
|
|
{
|
|
switch (spacing) {
|
|
case EvsEqual: return "equal_spacing";
|
|
case EvsFractionalEven: return "fractional_even_spacing";
|
|
case EvsFractionalOdd: return "fractional_odd_spacing";
|
|
default: return "none";
|
|
}
|
|
}
|
|
static const char* getVertexOrderString(TVertexOrder order)
|
|
{
|
|
switch (order) {
|
|
case EvoCw: return "cw";
|
|
case EvoCcw: return "ccw";
|
|
default: return "none";
|
|
}
|
|
}
|
|
static int mapGeometryToSize(TLayoutGeometry geometry)
|
|
{
|
|
switch (geometry) {
|
|
case ElgPoints: return 1;
|
|
case ElgLines: return 2;
|
|
case ElgLinesAdjacency: return 4;
|
|
case ElgTriangles: return 3;
|
|
case ElgTrianglesAdjacency: return 6;
|
|
default: return 0;
|
|
}
|
|
}
|
|
};
|
|
|
|
// Qualifiers that don't need to be keep per object. They have shader scope, not object scope.
|
|
// So, they will not be part of TType, TQualifier, etc.
|
|
struct TShaderQualifiers {
|
|
TLayoutGeometry geometry; // geometry/tessellation shader in/out primitives
|
|
bool pixelCenterInteger; // fragment shader
|
|
bool originUpperLeft; // fragment shader
|
|
int invocations;
|
|
int vertices; // both for tessellation "vertices" and geometry "max_vertices"
|
|
TVertexSpacing spacing;
|
|
TVertexOrder order;
|
|
bool pointMode;
|
|
int localSize[3]; // compute shader
|
|
bool earlyFragmentTests; // fragment input
|
|
TLayoutDepth layoutDepth;
|
|
bool blendEquation; // true if any blend equation was specified
|
|
|
|
void init()
|
|
{
|
|
geometry = ElgNone;
|
|
originUpperLeft = false;
|
|
pixelCenterInteger = false;
|
|
invocations = TQualifier::layoutNotSet;
|
|
vertices = TQualifier::layoutNotSet;
|
|
spacing = EvsNone;
|
|
order = EvoNone;
|
|
pointMode = false;
|
|
localSize[0] = 1;
|
|
localSize[1] = 1;
|
|
localSize[2] = 1;
|
|
earlyFragmentTests = false;
|
|
layoutDepth = EldNone;
|
|
blendEquation = false;
|
|
}
|
|
|
|
// Merge in characteristics from the 'src' qualifier. They can override when
|
|
// set, but never erase when not set.
|
|
void merge(const TShaderQualifiers& src)
|
|
{
|
|
if (src.geometry != ElgNone)
|
|
geometry = src.geometry;
|
|
if (src.pixelCenterInteger)
|
|
pixelCenterInteger = src.pixelCenterInteger;
|
|
if (src.originUpperLeft)
|
|
originUpperLeft = src.originUpperLeft;
|
|
if (src.invocations != TQualifier::layoutNotSet)
|
|
invocations = src.invocations;
|
|
if (src.vertices != TQualifier::layoutNotSet)
|
|
vertices = src.vertices;
|
|
if (src.spacing != EvsNone)
|
|
spacing = src.spacing;
|
|
if (src.order != EvoNone)
|
|
order = src.order;
|
|
if (src.pointMode)
|
|
pointMode = true;
|
|
for (int i = 0; i < 3; ++i) {
|
|
if (src.localSize[i] > 1)
|
|
localSize[i] = src.localSize[i];
|
|
}
|
|
if (src.earlyFragmentTests)
|
|
earlyFragmentTests = true;
|
|
if (src.layoutDepth)
|
|
layoutDepth = src.layoutDepth;
|
|
if (src.blendEquation)
|
|
blendEquation = src.blendEquation;
|
|
}
|
|
};
|
|
|
|
//
|
|
// TPublicType is just temporarily used while parsing and not quite the same
|
|
// information kept per node in TType. Due to the bison stack, it can't have
|
|
// types that it thinks have non-trivial constructors. It should
|
|
// just be used while recognizing the grammar, not anything else.
|
|
// Once enough is known about the situation, the proper information
|
|
// moved into a TType, or the parse context, etc.
|
|
//
|
|
class TPublicType {
|
|
public:
|
|
TBasicType basicType;
|
|
TSampler sampler;
|
|
TQualifier qualifier;
|
|
TShaderQualifiers shaderQualifiers;
|
|
int vectorSize : 4;
|
|
int matrixCols : 4;
|
|
int matrixRows : 4;
|
|
TArraySizes* arraySizes;
|
|
const TType* userDef;
|
|
TSourceLoc loc;
|
|
|
|
void initType(const TSourceLoc& l)
|
|
{
|
|
basicType = EbtVoid;
|
|
vectorSize = 1;
|
|
matrixRows = 0;
|
|
matrixCols = 0;
|
|
arraySizes = nullptr;
|
|
userDef = nullptr;
|
|
loc = l;
|
|
}
|
|
|
|
void initQualifiers(bool global = false)
|
|
{
|
|
qualifier.clear();
|
|
if (global)
|
|
qualifier.storage = EvqGlobal;
|
|
}
|
|
|
|
void init(const TSourceLoc& loc, bool global = false)
|
|
{
|
|
initType(loc);
|
|
sampler.clear();
|
|
initQualifiers(global);
|
|
shaderQualifiers.init();
|
|
}
|
|
|
|
void setVector(int s)
|
|
{
|
|
matrixRows = 0;
|
|
matrixCols = 0;
|
|
vectorSize = s;
|
|
}
|
|
|
|
void setMatrix(int c, int r)
|
|
{
|
|
matrixRows = r;
|
|
matrixCols = c;
|
|
vectorSize = 0;
|
|
}
|
|
|
|
bool isScalar() const
|
|
{
|
|
return matrixCols == 0 && vectorSize == 1 && arraySizes == nullptr && userDef == nullptr;
|
|
}
|
|
|
|
bool isImage() const { return basicType == EbtSampler && sampler.image; }
|
|
};
|
|
|
|
//
|
|
// Base class for things that have a type.
|
|
//
|
|
class TType {
|
|
public:
|
|
POOL_ALLOCATOR_NEW_DELETE(GetThreadPoolAllocator())
|
|
|
|
// for "empty" type (no args) or simple scalar/vector/matrix
|
|
explicit TType(TBasicType t = EbtVoid, TStorageQualifier q = EvqTemporary, int vs = 1, int mc = 0, int mr = 0) :
|
|
basicType(t), vectorSize(vs), matrixCols(mc), matrixRows(mr), arraySizes(nullptr),
|
|
structure(nullptr), fieldName(nullptr), typeName(nullptr)
|
|
{
|
|
sampler.clear();
|
|
qualifier.clear();
|
|
qualifier.storage = q;
|
|
}
|
|
// for explicit precision qualifier
|
|
TType(TBasicType t, TStorageQualifier q, TPrecisionQualifier p, int vs = 1, int mc = 0, int mr = 0) :
|
|
basicType(t), vectorSize(vs), matrixCols(mc), matrixRows(mr), arraySizes(nullptr),
|
|
structure(nullptr), fieldName(nullptr), typeName(nullptr)
|
|
{
|
|
sampler.clear();
|
|
qualifier.clear();
|
|
qualifier.storage = q;
|
|
qualifier.precision = p;
|
|
assert(p >= 0 && p <= EpqHigh);
|
|
}
|
|
// for turning a TPublicType into a TType, using a shallow copy
|
|
explicit TType(const TPublicType& p) :
|
|
basicType(p.basicType), vectorSize(p.vectorSize), matrixCols(p.matrixCols), matrixRows(p.matrixRows), arraySizes(p.arraySizes),
|
|
structure(nullptr), fieldName(nullptr), typeName(nullptr)
|
|
{
|
|
if (basicType == EbtSampler)
|
|
sampler = p.sampler;
|
|
else
|
|
sampler.clear();
|
|
qualifier = p.qualifier;
|
|
if (p.userDef) {
|
|
structure = p.userDef->getWritableStruct(); // public type is short-lived; there are no sharing issues
|
|
typeName = NewPoolTString(p.userDef->getTypeName().c_str());
|
|
}
|
|
}
|
|
// to efficiently make a dereferenced type
|
|
// without ever duplicating the outer structure that will be thrown away
|
|
// and using only shallow copy
|
|
TType(const TType& type, int derefIndex, bool rowMajor = false)
|
|
{
|
|
if (type.isArray()) {
|
|
shallowCopy(type);
|
|
if (type.getArraySizes()->getNumDims() == 1) {
|
|
arraySizes = nullptr;
|
|
} else {
|
|
// want our own copy of the array, so we can edit it
|
|
arraySizes = new TArraySizes;
|
|
arraySizes->copyDereferenced(*type.arraySizes);
|
|
}
|
|
} else if (type.basicType == EbtStruct || type.basicType == EbtBlock) {
|
|
// do a structure dereference
|
|
const TTypeList& memberList = *type.getStruct();
|
|
shallowCopy(*memberList[derefIndex].type);
|
|
return;
|
|
} else {
|
|
// do a vector/matrix dereference
|
|
shallowCopy(type);
|
|
if (matrixCols > 0) {
|
|
if (rowMajor)
|
|
vectorSize = matrixCols;
|
|
else
|
|
vectorSize = matrixRows;
|
|
matrixCols = 0;
|
|
matrixRows = 0;
|
|
} else if (vectorSize > 1)
|
|
vectorSize = 1;
|
|
}
|
|
}
|
|
// for making structures, ...
|
|
TType(TTypeList* userDef, const TString& n) :
|
|
basicType(EbtStruct), vectorSize(1), matrixCols(0), matrixRows(0),
|
|
arraySizes(nullptr), structure(userDef), fieldName(nullptr)
|
|
{
|
|
sampler.clear();
|
|
qualifier.clear();
|
|
typeName = NewPoolTString(n.c_str());
|
|
}
|
|
// For interface blocks
|
|
TType(TTypeList* userDef, const TString& n, const TQualifier& q) :
|
|
basicType(EbtBlock), vectorSize(1), matrixCols(0), matrixRows(0),
|
|
qualifier(q), arraySizes(nullptr), structure(userDef), fieldName(nullptr)
|
|
{
|
|
sampler.clear();
|
|
typeName = NewPoolTString(n.c_str());
|
|
}
|
|
virtual ~TType() {}
|
|
|
|
// Not for use across pool pops; it will cause multiple instances of TType to point to the same information.
|
|
// This only works if that information (like a structure's list of types) does not change and
|
|
// the instances are sharing the same pool.
|
|
void shallowCopy(const TType& copyOf)
|
|
{
|
|
basicType = copyOf.basicType;
|
|
sampler = copyOf.sampler;
|
|
qualifier = copyOf.qualifier;
|
|
vectorSize = copyOf.vectorSize;
|
|
matrixCols = copyOf.matrixCols;
|
|
matrixRows = copyOf.matrixRows;
|
|
arraySizes = copyOf.arraySizes; // copying the pointer only, not the contents
|
|
structure = copyOf.structure;
|
|
fieldName = copyOf.fieldName;
|
|
typeName = copyOf.typeName;
|
|
}
|
|
|
|
void deepCopy(const TType& copyOf)
|
|
{
|
|
shallowCopy(copyOf);
|
|
|
|
if (copyOf.arraySizes) {
|
|
arraySizes = new TArraySizes;
|
|
*arraySizes = *copyOf.arraySizes;
|
|
}
|
|
|
|
if (copyOf.structure) {
|
|
structure = new TTypeList;
|
|
for (unsigned int i = 0; i < copyOf.structure->size(); ++i) {
|
|
TTypeLoc typeLoc;
|
|
typeLoc.loc = (*copyOf.structure)[i].loc;
|
|
typeLoc.type = new TType();
|
|
typeLoc.type->deepCopy(*(*copyOf.structure)[i].type);
|
|
structure->push_back(typeLoc);
|
|
}
|
|
}
|
|
|
|
if (copyOf.fieldName)
|
|
fieldName = NewPoolTString(copyOf.fieldName->c_str());
|
|
if (copyOf.typeName)
|
|
typeName = NewPoolTString(copyOf.typeName->c_str());
|
|
}
|
|
|
|
TType* clone()
|
|
{
|
|
TType *newType = new TType();
|
|
newType->deepCopy(*this);
|
|
|
|
return newType;
|
|
}
|
|
|
|
// Merge type from parent, where a parentType is at the beginning of a declaration,
|
|
// establishing some characteristics for all subsequent names, while this type
|
|
// is on the individual names.
|
|
void mergeType(const TPublicType& parentType)
|
|
{
|
|
// arrayness is currently the only child aspect that has to be preserved
|
|
basicType = parentType.basicType;
|
|
vectorSize = parentType.vectorSize;
|
|
matrixCols = parentType.matrixCols;
|
|
matrixRows = parentType.matrixRows;
|
|
qualifier = parentType.qualifier;
|
|
sampler = parentType.sampler;
|
|
if (parentType.arraySizes)
|
|
newArraySizes(*parentType.arraySizes);
|
|
if (parentType.userDef) {
|
|
structure = parentType.userDef->getWritableStruct();
|
|
setTypeName(parentType.userDef->getTypeName());
|
|
}
|
|
}
|
|
|
|
virtual void hideMember() { basicType = EbtVoid; vectorSize = 1; }
|
|
virtual bool hiddenMember() const { return basicType == EbtVoid; }
|
|
|
|
virtual void setTypeName(const TString& n) { typeName = NewPoolTString(n.c_str()); }
|
|
virtual void setFieldName(const TString& n) { fieldName = NewPoolTString(n.c_str()); }
|
|
virtual const TString& getTypeName() const
|
|
{
|
|
assert(typeName);
|
|
return *typeName;
|
|
}
|
|
|
|
virtual const TString& getFieldName() const
|
|
{
|
|
assert(fieldName);
|
|
return *fieldName;
|
|
}
|
|
|
|
virtual TBasicType getBasicType() const { return basicType; }
|
|
virtual const TSampler& getSampler() const { return sampler; }
|
|
|
|
virtual TQualifier& getQualifier() { return qualifier; }
|
|
virtual const TQualifier& getQualifier() const { return qualifier; }
|
|
|
|
virtual int getVectorSize() const { return vectorSize; }
|
|
virtual int getMatrixCols() const { return matrixCols; }
|
|
virtual int getMatrixRows() const { return matrixRows; }
|
|
virtual int getOuterArraySize() const { return arraySizes->getOuterSize(); }
|
|
virtual int getCumulativeArraySize() const { return arraySizes->getCumulativeSize(); }
|
|
virtual bool isArrayOfArrays() const { return arraySizes != nullptr && arraySizes->getNumDims() > 1; }
|
|
virtual int getImplicitArraySize() const { return arraySizes->getImplicitSize(); }
|
|
virtual const TArraySizes* getArraySizes() const { return arraySizes; }
|
|
virtual TArraySizes& getArraySizes() { assert(arraySizes != nullptr); return *arraySizes; }
|
|
|
|
virtual bool isScalar() const { return vectorSize == 1 && ! isStruct() && ! isArray(); }
|
|
virtual bool isVector() const { return vectorSize > 1; }
|
|
virtual bool isMatrix() const { return matrixCols ? true : false; }
|
|
virtual bool isArray() const { return arraySizes != nullptr; }
|
|
virtual bool isExplicitlySizedArray() const { return isArray() && getOuterArraySize() != UnsizedArraySize; }
|
|
virtual bool isImplicitlySizedArray() const { return isArray() && getOuterArraySize() == UnsizedArraySize && qualifier.storage != EvqBuffer; }
|
|
virtual bool isRuntimeSizedArray() const { return isArray() && getOuterArraySize() == UnsizedArraySize && qualifier.storage == EvqBuffer; }
|
|
virtual bool isStruct() const { return structure != nullptr; }
|
|
|
|
virtual bool isImage() const { return basicType == EbtSampler && getSampler().image; }
|
|
|
|
// Recursively checks if the type contains the given basic type
|
|
virtual bool containsBasicType(TBasicType checkType) const
|
|
{
|
|
if (basicType == checkType)
|
|
return true;
|
|
if (! structure)
|
|
return false;
|
|
for (unsigned int i = 0; i < structure->size(); ++i) {
|
|
if ((*structure)[i].type->containsBasicType(checkType))
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Recursively check the structure for any arrays, needed for some error checks
|
|
virtual bool containsArray() const
|
|
{
|
|
if (isArray())
|
|
return true;
|
|
if (structure == nullptr)
|
|
return false;
|
|
for (unsigned int i = 0; i < structure->size(); ++i) {
|
|
if ((*structure)[i].type->containsArray())
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Check the structure for any structures, needed for some error checks
|
|
virtual bool containsStructure() const
|
|
{
|
|
if (structure == nullptr)
|
|
return false;
|
|
for (unsigned int i = 0; i < structure->size(); ++i) {
|
|
if ((*structure)[i].type->structure)
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Recursively check the structure for any implicitly-sized arrays, needed for triggering a copyUp().
|
|
virtual bool containsImplicitlySizedArray() const
|
|
{
|
|
if (isImplicitlySizedArray())
|
|
return true;
|
|
if (structure == nullptr)
|
|
return false;
|
|
for (unsigned int i = 0; i < structure->size(); ++i) {
|
|
if ((*structure)[i].type->containsImplicitlySizedArray())
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
virtual bool containsOpaque() const
|
|
{
|
|
if (basicType == EbtSampler || basicType == EbtAtomicUint)
|
|
return true;
|
|
if (! structure)
|
|
return false;
|
|
for (unsigned int i = 0; i < structure->size(); ++i) {
|
|
if ((*structure)[i].type->containsOpaque())
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Array editing methods. Array descriptors can be shared across
|
|
// type instances. This allows all uses of the same array
|
|
// to be updated at once. E.g., all nodes can be explicitly sized
|
|
// by tracking and correcting one implicit size. Or, all nodes
|
|
// can get the explicit size on a redeclaration that gives size.
|
|
//
|
|
// N.B.: Don't share with the shared symbol tables (symbols are
|
|
// marked as isReadOnly(). Such symbols with arrays that will be
|
|
// edited need to copyUp() on first use, so that
|
|
// A) the edits don't effect the shared symbol table, and
|
|
// B) the edits are shared across all users.
|
|
void updateArraySizes(const TType& type)
|
|
{
|
|
// For when we may already be sharing existing array descriptors,
|
|
// keeping the pointers the same, just updating the contents.
|
|
assert(arraySizes != nullptr);
|
|
assert(type.arraySizes != nullptr);
|
|
*arraySizes = *type.arraySizes;
|
|
}
|
|
void newArraySizes(const TArraySizes& s)
|
|
{
|
|
// For setting a fresh new set of array sizes, not yet worrying about sharing.
|
|
arraySizes = new TArraySizes;
|
|
*arraySizes = s;
|
|
}
|
|
void clearArraySizes()
|
|
{
|
|
arraySizes = 0;
|
|
}
|
|
void addArrayOuterSizes(const TArraySizes& s)
|
|
{
|
|
if (arraySizes == nullptr)
|
|
newArraySizes(s);
|
|
else
|
|
arraySizes->addOuterSizes(s);
|
|
}
|
|
void changeOuterArraySize(int s) { arraySizes->changeOuterSize(s); }
|
|
void setImplicitArraySize (int s) { arraySizes->setImplicitSize(s); }
|
|
|
|
// Recursively make the implicit array size the explicit array size, through the type tree.
|
|
void adoptImplicitArraySizes()
|
|
{
|
|
if (isImplicitlySizedArray())
|
|
changeOuterArraySize(getImplicitArraySize());
|
|
if (isStruct()) {
|
|
for (int i = 0; i < (int)structure->size(); ++i)
|
|
(*structure)[i].type->adoptImplicitArraySizes();
|
|
}
|
|
}
|
|
|
|
const char* getBasicString() const
|
|
{
|
|
return TType::getBasicString(basicType);
|
|
}
|
|
|
|
static const char* getBasicString(TBasicType t)
|
|
{
|
|
switch (t) {
|
|
case EbtVoid: return "void";
|
|
case EbtFloat: return "float";
|
|
case EbtDouble: return "double";
|
|
case EbtInt: return "int";
|
|
case EbtUint: return "uint";
|
|
case EbtBool: return "bool";
|
|
case EbtAtomicUint: return "atomic_uint";
|
|
case EbtSampler: return "sampler/image";
|
|
case EbtStruct: return "structure";
|
|
case EbtBlock: return "block";
|
|
default: return "unknown type";
|
|
}
|
|
}
|
|
|
|
TString getCompleteString() const
|
|
{
|
|
const int maxSize = GlslangMaxTypeLength;
|
|
char buf[maxSize];
|
|
char* p = &buf[0];
|
|
char* end = &buf[maxSize];
|
|
|
|
if (qualifier.hasLayout()) {
|
|
// To reduce noise, skip this if the only layout is an xfb_buffer
|
|
// with no triggering xfb_offset.
|
|
TQualifier noXfbBuffer = qualifier;
|
|
noXfbBuffer.layoutXfbBuffer = TQualifier::layoutXfbBufferEnd;
|
|
if (noXfbBuffer.hasLayout()) {
|
|
p += snprintf(p, end - p, "layout(");
|
|
if (qualifier.hasAnyLocation()) {
|
|
p += snprintf(p, end - p, "location=%d ", qualifier.layoutLocation);
|
|
if (qualifier.hasComponent())
|
|
p += snprintf(p, end - p, "component=%d ", qualifier.layoutComponent);
|
|
if (qualifier.hasIndex())
|
|
p += snprintf(p, end - p, "index=%d ", qualifier.layoutIndex);
|
|
}
|
|
if (qualifier.hasSet())
|
|
p += snprintf(p, end - p, "set=%d ", qualifier.layoutSet);
|
|
if (qualifier.hasBinding())
|
|
p += snprintf(p, end - p, "binding=%d ", qualifier.layoutBinding);
|
|
if (qualifier.hasStream())
|
|
p += snprintf(p, end - p, "stream=%d ", qualifier.layoutStream);
|
|
if (qualifier.hasMatrix())
|
|
p += snprintf(p, end - p, "%s ", TQualifier::getLayoutMatrixString(qualifier.layoutMatrix));
|
|
if (qualifier.hasPacking())
|
|
p += snprintf(p, end - p, "%s ", TQualifier::getLayoutPackingString(qualifier.layoutPacking));
|
|
if (qualifier.hasOffset())
|
|
p += snprintf(p, end - p, "offset=%d ", qualifier.layoutOffset);
|
|
if (qualifier.hasAlign())
|
|
p += snprintf(p, end - p, "align=%d ", qualifier.layoutAlign);
|
|
if (qualifier.hasFormat())
|
|
p += snprintf(p, end - p, "%s ", TQualifier::getLayoutFormatString(qualifier.layoutFormat));
|
|
if (qualifier.hasXfbBuffer() && qualifier.hasXfbOffset())
|
|
p += snprintf(p, end - p, "xfb_buffer=%d ", qualifier.layoutXfbBuffer);
|
|
if (qualifier.hasXfbOffset())
|
|
p += snprintf(p, end - p, "xfb_offset=%d ", qualifier.layoutXfbOffset);
|
|
if (qualifier.hasXfbStride())
|
|
p += snprintf(p, end - p, "xfb_stride=%d ", qualifier.layoutXfbStride);
|
|
p += snprintf(p, end - p, ") ");
|
|
}
|
|
}
|
|
|
|
if (qualifier.invariant)
|
|
p += snprintf(p, end - p, "invariant ");
|
|
if (qualifier.centroid)
|
|
p += snprintf(p, end - p, "centroid ");
|
|
if (qualifier.smooth)
|
|
p += snprintf(p, end - p, "smooth ");
|
|
if (qualifier.flat)
|
|
p += snprintf(p, end - p, "flat ");
|
|
if (qualifier.nopersp)
|
|
p += snprintf(p, end - p, "noperspective ");
|
|
if (qualifier.patch)
|
|
p += snprintf(p, end - p, "patch ");
|
|
if (qualifier.sample)
|
|
p += snprintf(p, end - p, "sample ");
|
|
if (qualifier.coherent)
|
|
p += snprintf(p, end - p, "coherent ");
|
|
if (qualifier.volatil)
|
|
p += snprintf(p, end - p, "volatile ");
|
|
if (qualifier.restrict)
|
|
p += snprintf(p, end - p, "restrict ");
|
|
if (qualifier.readonly)
|
|
p += snprintf(p, end - p, "readonly ");
|
|
if (qualifier.writeonly)
|
|
p += snprintf(p, end - p, "writeonly ");
|
|
p += snprintf(p, end - p, "%s ", getStorageQualifierString());
|
|
if (arraySizes) {
|
|
for(int i = 0; i < (int)arraySizes->getNumDims(); ++i) {
|
|
int size = arraySizes->getDimSize(i);
|
|
if (size == 0)
|
|
p += snprintf(p, end - p, "implicitly-sized array of ");
|
|
else
|
|
p += snprintf(p, end - p, "%d-element array of ", arraySizes->getDimSize(i));
|
|
}
|
|
}
|
|
if (qualifier.precision != EpqNone)
|
|
p += snprintf(p, end - p, "%s ", getPrecisionQualifierString());
|
|
if (matrixCols > 0)
|
|
p += snprintf(p, end - p, "%dX%d matrix of ", matrixCols, matrixRows);
|
|
else if (vectorSize > 1)
|
|
p += snprintf(p, end - p, "%d-component vector of ", vectorSize);
|
|
|
|
*p = 0;
|
|
TString s(buf);
|
|
s.append(getBasicTypeString());
|
|
|
|
if (qualifier.builtIn != EbvNone) {
|
|
s.append(" ");
|
|
s.append(getBuiltInVariableString());
|
|
}
|
|
|
|
// Add struct/block members
|
|
if (structure) {
|
|
s.append("{");
|
|
for (size_t i = 0; i < structure->size(); ++i) {
|
|
if (! (*structure)[i].type->hiddenMember()) {
|
|
s.append((*structure)[i].type->getCompleteString());
|
|
s.append(" ");
|
|
s.append((*structure)[i].type->getFieldName());
|
|
if (i < structure->size() - 1)
|
|
s.append(", ");
|
|
}
|
|
}
|
|
s.append("}");
|
|
}
|
|
|
|
return s;
|
|
}
|
|
|
|
TString getBasicTypeString() const
|
|
{
|
|
if (basicType == EbtSampler)
|
|
return sampler.getString();
|
|
else
|
|
return getBasicString();
|
|
}
|
|
|
|
const char* getStorageQualifierString() const { return GetStorageQualifierString(qualifier.storage); }
|
|
const char* getBuiltInVariableString() const { return GetBuiltInVariableString(qualifier.builtIn); }
|
|
const char* getPrecisionQualifierString() const { return GetPrecisionQualifierString(qualifier.precision); }
|
|
const TTypeList* getStruct() const { return structure; }
|
|
TTypeList* getWritableStruct() const { return structure; } // This should only be used when known to not be sharing with other threads
|
|
|
|
int computeNumComponents() const
|
|
{
|
|
int components = 0;
|
|
|
|
if (getBasicType() == EbtStruct || getBasicType() == EbtBlock) {
|
|
for (TTypeList::const_iterator tl = getStruct()->begin(); tl != getStruct()->end(); tl++)
|
|
components += ((*tl).type)->computeNumComponents();
|
|
} else if (matrixCols)
|
|
components = matrixCols * matrixRows;
|
|
else
|
|
components = vectorSize;
|
|
|
|
if (arraySizes != nullptr) {
|
|
components *= arraySizes->getCumulativeSize();
|
|
}
|
|
|
|
return components;
|
|
}
|
|
|
|
// append this type's mangled name to the passed in 'name'
|
|
void appendMangledName(TString& name)
|
|
{
|
|
buildMangledName(name);
|
|
name += ';' ;
|
|
}
|
|
|
|
// Do two structure types match? They could be declared independently,
|
|
// in different places, but still might satisfy the definition of matching.
|
|
// From the spec:
|
|
//
|
|
// "Structures must have the same name, sequence of type names, and
|
|
// type definitions, and member names to be considered the same type.
|
|
// This rule applies recursively for nested or embedded types."
|
|
//
|
|
bool sameStructType(const TType& right) const
|
|
{
|
|
// Most commonly, they are both nullptr, or the same pointer to the same actual structure
|
|
if (structure == right.structure)
|
|
return true;
|
|
|
|
// Both being nullptr was caught above, now they both have to be structures of the same number of elements
|
|
if (structure == nullptr || right.structure == nullptr ||
|
|
structure->size() != right.structure->size())
|
|
return false;
|
|
|
|
// Structure names have to match
|
|
if (*typeName != *right.typeName)
|
|
return false;
|
|
|
|
// Compare the names and types of all the members, which have to match
|
|
for (unsigned int i = 0; i < structure->size(); ++i) {
|
|
if ((*structure)[i].type->getFieldName() != (*right.structure)[i].type->getFieldName())
|
|
return false;
|
|
|
|
if (*(*structure)[i].type != *(*right.structure)[i].type)
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// See if two types match, in all aspects except arrayness
|
|
bool sameElementType(const TType& right) const
|
|
{
|
|
return basicType == right.basicType && sameElementShape(right);
|
|
}
|
|
|
|
// See if two type's arrayness match
|
|
bool sameArrayness(const TType& right) const
|
|
{
|
|
return ((arraySizes == nullptr && right.arraySizes == nullptr) ||
|
|
(arraySizes != nullptr && right.arraySizes != nullptr && *arraySizes == *right.arraySizes));
|
|
}
|
|
|
|
// See if two type's arrayness match in everything except their outer dimension
|
|
bool sameInnerArrayness(const TType& right) const
|
|
{
|
|
assert(arraySizes != nullptr && right.arraySizes != nullptr);
|
|
return arraySizes->sameInnerArrayness(*right.arraySizes);
|
|
}
|
|
|
|
// See if two type's elements match in all ways except basic type
|
|
bool sameElementShape(const TType& right) const
|
|
{
|
|
return sampler == right.sampler &&
|
|
vectorSize == right.vectorSize &&
|
|
matrixCols == right.matrixCols &&
|
|
matrixRows == right.matrixRows &&
|
|
sameStructType(right);
|
|
}
|
|
|
|
// See if two types match in all ways (just the actual type, not qualification)
|
|
bool operator==(const TType& right) const
|
|
{
|
|
return sameElementType(right) && sameArrayness(right);
|
|
}
|
|
|
|
bool operator!=(const TType& right) const
|
|
{
|
|
return ! operator==(right);
|
|
}
|
|
|
|
protected:
|
|
// Require consumer to pick between deep copy and shallow copy.
|
|
TType(const TType& type);
|
|
TType& operator=(const TType& type);
|
|
|
|
void buildMangledName(TString&);
|
|
|
|
TBasicType basicType : 8;
|
|
int vectorSize : 4;
|
|
int matrixCols : 4;
|
|
int matrixRows : 4;
|
|
TSampler sampler;
|
|
TQualifier qualifier;
|
|
|
|
TArraySizes* arraySizes; // nullptr unless an array; can be shared across types
|
|
TTypeList* structure; // nullptr unless this is a struct; can be shared across types
|
|
TString *fieldName; // for structure field names
|
|
TString *typeName; // for structure type name
|
|
};
|
|
|
|
} // end namespace glslang
|
|
|
|
#endif // _TYPES_INCLUDED_
|