Add Vulkan shader support files

ScriptableRenderPipeline/Core/ShaderLibrary/Common.hlsl

 #include "API/D3D11_1.hlsl"
 #elif defined(SHADER_API_METAL)
 #include "API/Metal.hlsl"
+#elif defined(SHADER_API_VULKAN)
+#include "API/Vulkan.hlsl"
 #else
 #error unsupported shader api
 #endif

ScriptableRenderPipeline/Core/ShaderLibrary/API/Vulkan.hlsl

+// This file assume SHADER_API_VULKAN is defined
+
+#define UNITY_UV_STARTS_AT_TOP 1
+#define UNITY_REVERSED_Z 1
+#define UNITY_NEAR_CLIP_VALUE (1.0)
+// This value will not go through any matrix projection convertion
+#define UNITY_RAW_FAR_CLIP_VALUE (0.0)
+#define FRONT_FACE_SEMATIC SV_IsFrontFace
+#define FRONT_FACE_TYPE bool
+#define IS_FRONT_VFACE(VAL, FRONT, BACK) ((VAL) ? (FRONT) : (BACK))
+
+#define CBUFFER_START(name) cbuffer name {
+#define CBUFFER_END };
+
+// Initialize arbitrary structure with zero values.
+// Do not exist on some platform, in this case we need to have a standard name that call a function that will initialize all parameters to 0
+#define ZERO_INITIALIZE(type, name) name = (type)0;
+#define ZERO_INITIALIZE_ARRAY(type, name, arraySize) { for (int arrayIndex = 0; arrayIndex < arraySize; arrayIndex++) { name[arrayIndex] = (type)0; } }
+
+// Texture util abstraction
+
+#define CALCULATE_TEXTURE2D_LOD(textureName, samplerName, coord2) textureName.CalculateLevelOfDetail(samplerName, coord2)
+
+// Texture abstraction
+
+#define TEXTURE2D(textureName) Texture2D textureName
+#define TEXTURE2D_ARRAY(textureName) Texture2DArray textureName
+#define TEXTURECUBE(textureName) TextureCube textureName
+#define TEXTURECUBE_ARRAY(textureName) TextureCubeArray textureName
+#define TEXTURE3D(textureName) Texture3D textureName
+#define RW_TEXTURE2D(type, textureName) RWTexture2D<type> textureName
+
+#define SAMPLER2D(samplerName) SamplerState samplerName
+#define SAMPLERCUBE(samplerName) SamplerState samplerName
+#define SAMPLER3D(samplerName) SamplerState samplerName
+#define SAMPLER2D_SHADOW(samplerName) SamplerComparisonState samplerName
+#define SAMPLERCUBE_SHADOW(samplerName) SamplerComparisonState samplerName
+
+#define TEXTURE2D_ARGS(textureName, samplerName) Texture2D textureName, SamplerState samplerName
+#define TEXTURE2D_ARRAY_ARGS(textureName, samplerName) Texture2DArray textureName, SamplerState samplerName
+#define TEXTURECUBE_ARGS(textureName, samplerName) TextureCube textureName, SamplerState samplerName
+#define TEXTURECUBE_ARRAY_ARGS(textureName, samplerName) TextureCubeArray textureName, SamplerState samplerName
+#define TEXTURE3D_ARGS(textureName, samplerName) Texture3D textureName, SamplerState samplerName
+#define TEXTURE2D_SHADOW_ARGS(textureName, samplerName) Texture2D textureName, SamplerComparisonState samplerName
+#define TEXTURE2D_ARRAY_SHADOW_ARGS(textureName, samplerName) Texture2DArray textureName, SamplerComparisonState samplerName
+#define TEXTURECUBE_SHADOW_ARGS(textureName, samplerName) TextureCube textureName, SamplerComparisonState samplerName
+
+#define TEXTURE2D_PARAM(textureName, samplerName) textureName, samplerName
+#define TEXTURE2D_ARRAY_PARAM(textureName, samplerName) textureName, samplerName
+#define TEXTURECUBE_PARAM(textureName, samplerName) textureName, samplerName
+#define TEXTURECUBE_ARRAY_PARAM(textureName, samplerName) textureName, samplerName
+#define TEXTURE3D_PARAM(textureName, samplerName) textureName, samplerName
+#define TEXTURE2D_SHADOW_PARAM(textureName, samplerName) textureName, samplerName
+#define TEXTURE2D_ARRAY_SHADOW_PARAM(textureName, samplerName) textureName, samplerName
+#define TEXTURECUBE_SHADOW_PARAM(textureName, samplerName) textureName, samplerName
+
+#define SAMPLE_TEXTURE2D(textureName, samplerName, coord2) textureName.Sample(samplerName, coord2)
+#define SAMPLE_TEXTURE2D_LOD(textureName, samplerName, coord2, lod) textureName.SampleLevel(samplerName, coord2, lod)
+#define SAMPLE_TEXTURE2D_BIAS(textureName, samplerName, coord2, bias) textureName.SampleBias(samplerName, coord2, bias)
+#define SAMPLE_TEXTURE2D_GRAD(textureName, samplerName, coord2, ddx, ddy) textureName.SampleGrad(samplerName, coord2, ddx, ddy)
+#define SAMPLE_TEXTURE2D_ARRAY(textureName, samplerName, coord2, index) textureName.Sample(samplerName, float3(coord2, index))
+#define SAMPLE_TEXTURE2D_ARRAY_LOD(textureName, samplerName, coord2, index, lod) textureName.SampleLevel(samplerName, float3(coord2, index), lod)
+#define SAMPLE_TEXTURE2D_ARRAY_BIAS(textureName, samplerName, coord2, index, bias) textureName.SampleBias(samplerName, float3(coord2, index), bias)
+#define SAMPLE_TEXTURECUBE(textureName, samplerName, coord3) textureName.Sample(samplerName, coord3)
+#define SAMPLE_TEXTURECUBE_LOD(textureName, samplerName, coord3, lod) textureName.SampleLevel(samplerName, coord3, lod)
+#define SAMPLE_TEXTURECUBE_BIAS(textureName, samplerName, coord3, bias) textureName.SampleBias(samplerName, coord3, bias)
+#define SAMPLE_TEXTURECUBE_ARRAY(textureName, samplerName, coord3, index) textureName.Sample(samplerName, float4(coord3, index))
+#define SAMPLE_TEXTURECUBE_ARRAY_LOD(textureName, samplerName, coord3, index, lod) textureName.SampleLevel(samplerName, float4(coord3, index), lod)
+#define SAMPLE_TEXTURECUBE_ARRAY_BIAS(textureName, samplerName, coord3, index, bias) textureName.SampleBias(samplerName, float4(coord3, index), bias)
+#define SAMPLE_TEXTURE3D(textureName, samplerName, coord3) textureName.Sample(samplerName, coord3)
+#define SAMPLE_TEXTURE2D_SHADOW(textureName, samplerName, coord3) textureName.SampleCmpLevelZero(samplerName, (coord3).xy, (coord3).z)
+#define SAMPLE_TEXTURE2D_ARRAY_SHADOW(textureName, samplerName, coord3, index) textureName.SampleCmpLevelZero(samplerName, float3((coord3).xy, index), (coord3).z)
+#define SAMPLE_TEXTURECUBE_SHADOW(textureName, samplerName, coord4) textureName.SampleCmpLevelZero(samplerName, (coord3).xyz, (coord3).w)
+#define SAMPLE_TEXTURECUBE_ARRAY_SHADOW(textureName, samplerName, coord4, index) textureName.SampleCmpLevelZero(samplerName, float4((coord4).xyz, index), (coord4).w)
+
+#define TEXTURE2D_HALF TEXTURE2D
+#define TEXTURE2D_FLOAT TEXTURE2D
+#define TEXTURE3D_HALF TEXTURE3D
+#define TEXTURE3D_FLOAT TEXTURE3D
+#define SAMPLER2D_HALF SAMPLER2D
+#define SAMPLER2D_FLOAT SAMPLER2D
+
+#define LOAD_TEXTURE2D(textureName, unCoord2) textureName.Load(int3(unCoord2, 0))
+#define LOAD_TEXTURE2D_LOD(textureName, unCoord2, lod) textureName.Load(int3(unCoord2, lod))
+#define LOAD_TEXTURE2D_MSAA(textureName, unCoord2, sampleIndex) textureName.Load(unCoord2, sampleIndex)
+#define LOAD_TEXTURE2D_ARRAY(textureName, unCoord2, index) textureName.Load(int4(unCoord2, index, 0))
+#define LOAD_TEXTURE2D_ARRAY_LOD(textureName, unCoord2, index, lod) textureName.Load(int4(unCoord2, index, lod))
+
+#define GATHER_TEXTURE2D(textureName, samplerName, coord2) textureName.Gather(samplerName, coord2)
+#define GATHER_TEXTURE2D_ARRAY(textureName, samplerName, coord2, index) textureName.Gather(samplerName, float3(coord2, index))
+#define GATHER_TEXTURECUBE(textureName, samplerName, coord3) textureName.Gather(samplerName, coord3)
+#define GATHER_TEXTURECUBE_ARRAY(textureName, samplerName, coord3, index) textureName.Gather(samplerName, float4(coord3, index))

ScriptableRenderPipeline/Core/ShaderLibrary/API/Vulkan.hlsl.meta

+fileFormatVersion: 2
+guid: 05a00b34d7740a643a8a6de19c6d9aa6
+timeCreated: 1506072929
+licenseType: Pro
+ShaderImporter:
+  externalObjects: {}
+  defaultTextures: []
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: