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#ifndef SHADER_API_GLES
#error GLES.hlsl should not be included if SHADER_API_GLES is not defined
#endif
#define UNITY_UV_STARTS_AT_TOP 0
#define UNITY_REVERSED_Z 0
#define UNITY_GATHER_SUPPORTED 0
#define UNITY_NEAR_CLIP_VALUE (-1.0)
// This value will not go through any matrix projection convertion
#define UNITY_RAW_FAR_CLIP_VALUE (1.0)
#define VERTEXID_SEMANTIC gl_VertexID
#define FRONT_FACE_SEMANTIC VFACE
#define FRONT_FACE_TYPE float
#define IS_FRONT_VFACE(VAL, FRONT, BACK) ((VAL > 0.0) ? (FRONT) : (BACK))
#define CBUFFER_START(name)
#define CBUFFER_END
// flow control attributes
#define UNITY_BRANCH
#define UNITY_FLATTEN
#define UNITY_UNROLL
#define UNITY_UNROLLX(_x)
#define UNITY_LOOP
#define uint int
#define rcp(x) 1.0 / x
#define ddx_fine ddx
#define ddy_fine ddy
#define asfloat
#define asuint(x) asint(x)
#define f32tof16
#define f16tof32
#define ERROR_ON_UNSUPPORTED_FUNCTION(funcName) #error ##funcName is not supported on GLES 2.0
// 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; } }
// GLES2 might not have shadow hardware comparison support
#if defined(UNITY_ENABLE_NATIVE_SHADOWS_LOOKUPS)
#define SHADOW2D_TEXTURE_AND_SAMPLER sampler2DShadow
#define SHADOWCUBE_TEXTURE_AND_SAMPLER samplerCUBEShadow
#define SHADOW2D_SAMPLE(textureName, samplerName, coord3) shadow2D(textureName, coord3)
#define SHADOWCUBE_SAMPLE(textureName, samplerName, coord4) ((texCUBE(textureName,(coord4).xyz) < (coord4).w) ? 0.0 : 1.0)
#else
// emulate hardware comparison
#define SHADOW2D_TEXTURE_AND_SAMPLER sampler2D_float
#define SHADOWCUBE_TEXTURE_AND_SAMPLER samplerCUBE_float
#define SHADOW2D_SAMPLE(textureName, samplerName, coord3) ((SAMPLE_DEPTH_TEXTURE(textureName, samplerName, (coord3).xy) < (coord3).z) ? 0.0 : 1.0)
#define SHADOWCUBE_SAMPLE(textureName, samplerName, coord4) ((texCUBE(textureName,(coord4).xyz).r < (coord4).w) ? 0.0 : 1.0)
#endif
// Texture util abstraction
#define CALCULATE_TEXTURE2D_LOD(textureName, samplerName, coord2) #error calculate Level of Detail not supported in GLES2
// Texture abstraction
#define TEXTURE2D(textureName) sampler2D textureName
#define TEXTURE2D_ARRAY(textureName) samplerCUBE textureName // No support to texture2DArray
#define TEXTURECUBE(textureName) samplerCUBE textureName
#define TEXTURECUBE_ARRAY(textureName) samplerCUBE textureName // No supoport to textureCubeArray and can't emulate with texture2DArray
#define TEXTURE3D(textureName) sampler3D textureName
#define TEXTURE2D_FLOAT(textureName) sampler2D_float textureName
#define TEXTURE2D_ARRAY_FLOAT(textureName) TEXTURECUBE_FLOAT(textureName) // No support to texture2DArray
#define TEXTURECUBE_FLOAT(textureName) samplerCUBE_float textureName
#define TEXTURECUBE_ARRAY_FLOAT(textureName) TEXTURECUBE_FLOAT(textureName) // No support to textureCubeArray
#define TEXTURE3D_FLOAT(textureName) sampler3D_float textureName
#define TEXTURE2D_HALF(textureName) sampler2D_half textureName
#define TEXTURE2D_ARRAY_HALF(textureName) TEXTURECUBE_HALF(textureName) // No support to texture2DArray
#define TEXTURECUBE_HALF(textureName) samplerCUBE_half textureName
#define TEXTURECUBE_ARRAY_HALF(textureName) TEXTURECUBE_HALF(textureName) // No support to textureCubeArray
#define TEXTURE3D_HALF(textureName) sampler3D_half textureName
#define TEXTURE2D_SHADOW(textureName) SHADOW2D_TEXTURE_AND_SAMPLER textureName
#define TEXTURE2D_ARRAY_SHADOW(textureName) TEXTURECUBE_SHADOW(textureName) // No support to texture array
#define TEXTURECUBE_SHADOW(textureName) SHADOWCUBE_TEXTURE_AND_SAMPLER textureName
#define TEXTURECUBE_ARRAY_SHADOW(textureName) TEXTURECUBE_SHADOW(textureName) // No support to texture array
#define RW_TEXTURE2D(type, textureNam) ERROR_ON_UNSUPPORTED_FUNCTION(RWTexture2D)
#define RW_TEXTURE2D_ARRAY(type, textureName) ERROR_ON_UNSUPPORTED_FUNCTION(RWTexture2DArray)
#define RW_TEXTURE3D(type, textureNam) ERROR_ON_UNSUPPORTED_FUNCTION(RWTexture3D)
#define SAMPLER(samplerName)
#define SAMPLER_CMP(samplerName)
#define TEXTURE2D_ARGS(textureName, samplerName) sampler2D textureName
#define TEXTURE2D_ARRAY_ARGS(textureName, samplerName) samplerCUBE textureName
#define TEXTURECUBE_ARGS(textureName, samplerName) samplerCUBE textureName
#define TEXTURECUBE_ARRAY_ARGS(textureName, samplerName) samplerCUBE textureName
#define TEXTURE3D_ARGS(textureName, samplerName) sampler3D textureName
#define TEXTURE2D_SHADOW_ARGS(textureName, samplerName) SHADOW2D_TEXTURE_AND_SAMPLER textureName
#define TEXTURE2D_ARRAY_SHADOW_ARGS(textureName, samplerName) SHADOWCUBE_TEXTURE_AND_SAMPLER textureName
#define TEXTURECUBE_SHADOW_ARGS(textureName, samplerName) SHADOWCUBE_TEXTURE_AND_SAMPLER textureName
#define TEXTURE2D_PARAM(textureName, samplerName) textureName
#define TEXTURE2D_ARRAY_PARAM(textureName, samplerName) textureName
#define TEXTURECUBE_PARAM(textureName, samplerName) textureName
#define TEXTURECUBE_ARRAY_PARAM(textureName, samplerName) textureName
#define TEXTURE3D_PARAM(textureName, samplerName) textureName
#define TEXTURE2D_SHADOW_PARAM(textureName, samplerName) textureName
#define TEXTURE2D_ARRAY_SHADOW_PARAM(textureName, samplerName) textureName
#define TEXTURECUBE_SHADOW_PARAM(textureName, samplerName) textureName
#define SAMPLE_TEXTURE2D(textureName, samplerName, coord2) tex2D(textureName, coord2)
#if (SHADER_TARGET >= 30)
#define SAMPLE_TEXTURE2D_LOD(textureName, samplerName, coord2, lod) tex2Dlod(textureName, float4(coord2, 0, lod))
#else
// No lod support. Very poor approximation with bias.
#define SAMPLE_TEXTURE2D_LOD(textureName, samplerName, coord2, lod) SAMPLE_TEXTURE2D_BIAS(textureName, samplerName, coord2, lod)
#endif
#define SAMPLE_TEXTURE2D_BIAS(textureName, samplerName, coord2, bias) tex2Dbias(textureName, float4(coord2, 0, bias))
#define SAMPLE_TEXTURE2D_GRAD(textureName, samplerName, coord2, ddx, ddy) SAMPLE_TEXTURE2D(textureName, coord2)
#define SAMPLE_TEXTURE2D_ARRAY(textureName, samplerName, coord2, index) ERROR_ON_UNSUPPORTED_FUNCTION(SAMPLE_TEXTURE2D_ARRAY)
#define SAMPLE_TEXTURE2D_ARRAY_LOD(textureName, samplerName, coord2, index, lod) ERROR_ON_UNSUPPORTED_FUNCTION(SAMPLE_TEXTURE2D_ARRAY_LOD)
#define SAMPLE_TEXTURE2D_ARRAY_BIAS(textureName, samplerName, coord2, index, bias) ERROR_ON_UNSUPPORTED_FUNCTION(SAMPLE_TEXTURE2D_ARRAY_BIAS)
#define SAMPLE_TEXTURE2D_ARRAY_GRAD(textureName, samplerName, coord2, index, dpdx, dpdy) ERROR_ON_UNSUPPORTED_FUNCTION(SAMPLE_TEXTURE2D_ARRAY_GRAD)
#define SAMPLE_TEXTURECUBE(textureName, samplerName, coord3) texCUBE(textureName, coord3)
// No lod support. Very poor approximation with bias.
#define SAMPLE_TEXTURECUBE_LOD(textureName, samplerName, coord3, lod) SAMPLE_TEXTURECUBE_BIAS(textureName, samplerName, coord3, lod)
#define SAMPLE_TEXTURECUBE_BIAS(textureName, samplerName, coord3, bias) texCUBEbias(textureName, float4(coord3, bias))
#define SAMPLE_TEXTURECUBE_ARRAY(textureName, samplerName, coord3, index) ERROR_ON_UNSUPPORTED_FUNCTION(SAMPLE_TEXTURECUBE_ARRAY)
#define SAMPLE_TEXTURECUBE_ARRAY_LOD(textureName, samplerName, coord3, index, lod) ERROR_ON_UNSUPPORTED_FUNCTION(SAMPLE_TEXTURECUBE_ARRAY_LOD)
#define SAMPLE_TEXTURECUBE_ARRAY_BIAS(textureName, samplerName, coord3, index, bias) ERROR_ON_UNSUPPORTED_FUNCTION(SAMPLE_TEXTURECUBE_ARRAY_BIAS)
#define SAMPLE_TEXTURE3D(textureName, samplerName, coord3) tex3D(textureName, coord3)
#define SAMPLE_TEXTURE2D_SHADOW(textureName, samplerName, coord3) SHADOW2D_SAMPLE(textureName, samplerName, coord3)
#define SAMPLE_TEXTURE2D_ARRAY_SHADOW(textureName, samplerName, coord3, index) ERROR_ON_UNSUPPORTED_FUNCTION(SAMPLE_TEXTURE2D_ARRAY_SHADOW)
#define SAMPLE_TEXTURECUBE_SHADOW(textureName, samplerName, coord4) SHADOWCUBE_SAMPLE(textureName, samplerName, coord4)
#define SAMPLE_TEXTURECUBE_ARRAY_SHADOW(textureName, samplerName, coord4, index) ERROR_ON_UNSUPPORTED_FUNCTION(SAMPLE_TEXTURECUBE_ARRAY_SHADOW)
#define SAMPLE_DEPTH_TEXTURE(textureName, samplerName, coord2) SAMPLE_TEXTURE2D(textureName, samplerName, coord2).r
#define SAMPLE_DEPTH_TEXTURE_LOD(textureName, samplerName, coord2, lod) SAMPLE_TEXTURE2D_LOD(textureName, samplerName, coord2, lod).r
// Not supported. Can't define as error because shader library is calling these functions.
#define LOAD_TEXTURE2D(textureName, unCoord2) half4(0, 0, 0, 0)
#define LOAD_TEXTURE2D_LOD(textureName, unCoord2, lod) half4(0, 0, 0, 0)
#define LOAD_TEXTURE2D_MSAA(textureName, unCoord2, sampleIndex) half4(0, 0, 0, 0)
#define LOAD_TEXTURE2D_ARRAY(textureName, unCoord2, index) half4(0, 0, 0, 0)
#define LOAD_TEXTURE2D_ARRAY_MSAA(textureName, unCoord2, index, sampleIndex) half4(0, 0, 0, 0)
#define LOAD_TEXTURE2D_ARRAY_LOD(textureName, unCoord2, index, lod) half4(0, 0, 0, 0)
// Gather not supported. Fallback to regular texture sampling.
#define GATHER_TEXTURE2D(textureName, samplerName, coord2) ERROR_ON_UNSUPPORTED_FUNCTION(GATHER_TEXTURE2D)
#define GATHER_TEXTURE2D_ARRAY(textureName, samplerName, coord2, index) ERROR_ON_UNSUPPORTED_FUNCTION(GATHER_TEXTURE2D_ARRAY)
#define GATHER_TEXTURECUBE(textureName, samplerName, coord3) ERROR_ON_UNSUPPORTED_FUNCTION(GATHER_TEXTURECUBE)
#define GATHER_TEXTURECUBE_ARRAY(textureName, samplerName, coord3, index) ERROR_ON_UNSUPPORTED_FUNCTION(GATHER_TEXTURECUBE_ARRAY)