Merge pull request #1379 from Unity-Technologies/float-half-instrisics

Float half instrisics
6 年前 · 9326bf71
--- a/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/D3D11.hlsl
+++ b/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/D3D11.hlsl
 #define TEXTURECUBE_ARRAY(textureName)        TextureCubeArray textureName
 #define TEXTURE3D(textureName)                Texture3D textureName

+#define TEXTURE2D_FLOAT(textureName)          TEXTURE2D(textureName)
+#define TEXTURE2D_ARRAY_FLOAT(textureName)    TEXTURE2D_ARRAY(textureName)
+#define TEXTURECUBE_FLOAT(textureName)        TEXTURECUBE(textureName)
+#define TEXTURECUBE_ARRAY_FLOAT(textureName)  TEXTURECUBE_ARRAY(textureName)
+#define TEXTURE3D_FLOAT(textureName)          TEXTURE3D(textureName)
+
+#define TEXTURE2D_HALF(textureName)           TEXTURE2D(textureName)
+#define TEXTURE2D_ARRAY_HALF(textureName)     TEXTURE2D_ARRAY(textureName)
+#define TEXTURECUBE_HALF(textureName)         TEXTURECUBE(textureName)
+#define TEXTURECUBE_ARRAY_HALF(textureName)   TEXTURECUBE_ARRAY(textureName)
+#define TEXTURE3D_HALF(textureName)           TEXTURE3D(textureName)
+
 #define TEXTURE2D_SHADOW(textureName)         TEXTURE2D(textureName)
 #define TEXTURE2D_ARRAY_SHADOW(textureName)   TEXTURE2D_ARRAY(textureName)
 #define TEXTURECUBE_SHADOW(textureName)       TEXTURECUBE(textureName)
 #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_TEXTURE3D_LOD(textureName, samplerName, coord3, lod) 				 textureName.SampleLevel(samplerName, coord3, lod)
+#define SAMPLE_TEXTURE3D_LOD(textureName, samplerName, coord3, lod)                  textureName.SampleLevel(samplerName, coord3, lod)

 #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)
--- a/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/GLCore.hlsl
+++ b/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/GLCore.hlsl
 #define TEXTURECUBE_ARRAY(textureName)          TextureCubeArray textureName
 #define TEXTURE3D(textureName)                  Texture3D textureName

+#define TEXTURE2D_FLOAT(textureName)            TEXTURE2D(textureName)
+#define TEXTURE2D_ARRAY_FLOAT(textureName)      TEXTURE2D_ARRAY(textureName)
+#define TEXTURECUBE_FLOAT(textureName)          TEXTURECUBE(textureName)
+#define TEXTURECUBE_ARRAY_FLOAT(textureName)    TEXTURECUBE_ARRAY(textureName)
+#define TEXTURE3D_FLOAT(textureName)            TEXTURE3D(textureName)
+
+#define TEXTURE2D_HALF(textureName)             TEXTURE2D(textureName)
+#define TEXTURE2D_ARRAY_HALF(textureName)       TEXTURE2D_ARRAY(textureName)
+#define TEXTURECUBE_HALF(textureName)           TEXTURECUBE(textureName)
+#define TEXTURECUBE_ARRAY_HALF(textureName)     TEXTURECUBE_ARRAY(textureName)
+#define TEXTURE3D_HALF(textureName)             TEXTURE3D(textureName)
+
 #define TEXTURE2D_SHADOW(textureName)           TEXTURE2D(textureName)
 #define TEXTURE2D_ARRAY_SHADOW(textureName)     TEXTURE2D_ARRAY(textureName)
 #define TEXTURECUBE_SHADOW(textureName)         TEXTURECUBE(textureName)
 #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)
 #endif
-
--- a/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/GLES2.hlsl
+++ b/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/GLES2.hlsl
 #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 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
--- a/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/GLES3.hlsl
+++ b/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/GLES3.hlsl
 #define TEXTURECUBE_ARRAY(textureName)          TextureCubeArray textureName
 #define TEXTURE3D(textureName)                  Texture3D textureName

+#define TEXTURE2D_FLOAT(textureName)            Texture2D_float textureName
+#define TEXTURE2D_ARRAY_FLOAT(textureName)      Texture2DArray textureName    // no support to _float on Array, it's being added
+#define TEXTURECUBE_FLOAT(textureName)          TextureCube_float textureName
+#define TEXTURECUBE_ARRAY_FLOAT(textureName)    TextureCubeArray textureName  // no support to _float on Array, it's being added
+#define TEXTURE3D_FLOAT(textureName)            Texture3D_float textureName
+
+#define TEXTURE2D_HALF(textureName)             Texture2D_half textureName
+#define TEXTURE2D_ARRAY_HALF(textureName)       Texture2DArray textureName    // no support to _float on Array, it's being added
+#define TEXTURECUBE_HALF(textureName)           TextureCube_half textureName
+#define TEXTURECUBE_ARRAY_HALF(textureName)     TextureCubeArray textureName  // no support to _float on Array, it's being added
+#define TEXTURE3D_HALF(textureName)             Texture3D_half textureName
+
 #define TEXTURE2D_SHADOW(textureName)           TEXTURE2D(textureName)
 #define TEXTURE2D_ARRAY_SHADOW(textureName)     TEXTURE2D_ARRAY(textureName)
 #define TEXTURECUBE_SHADOW(textureName)         TEXTURECUBE(textureName)
 #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)
 #endif
-
--- a/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/Metal.hlsl
+++ b/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/Metal.hlsl
 #define TEXTURECUBE_ARRAY(textureName)        TextureCubeArray textureName
 #define TEXTURE3D(textureName)                Texture3D textureName

+#define TEXTURE2D_FLOAT(textureName)          Texture2D_float textureName
+#define TEXTURE2D_ARRAY_FLOAT(textureName)    Texture2DArray textureName    // no support to _float on Array, it's being added
+#define TEXTURECUBE_FLOAT(textureName)        TextureCube_float textureName
+#define TEXTURECUBE_ARRAY_FLOAT(textureName)  TextureCubeArray textureName  // no support to _float on Array, it's being added
+#define TEXTURE3D_FLOAT(textureName)          Texture3D_float textureName
+
+#define TEXTURE2D_HALF(textureName)           Texture2D_half textureName
+#define TEXTURE2D_ARRAY_HALF(textureName)     Texture2DArray textureName    // no support to _float on Array, it's being added
+#define TEXTURECUBE_HALF(textureName)         TextureCube_half textureName
+#define TEXTURECUBE_ARRAY_HALF(textureName)   TextureCubeArray textureName  // no support to _float on Array, it's being added
+#define TEXTURE3D_HALF(textureName)           Texture3D_half textureName
+
 #define TEXTURE2D_SHADOW(textureName)         TEXTURE2D(textureName)
 #define TEXTURE2D_ARRAY_SHADOW(textureName)   TEXTURE2D_ARRAY(textureName)
 #define TEXTURECUBE_SHADOW(textureName)       TEXTURECUBE(textureName)
 #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_TEXTURE3D_LOD(textureName, samplerName, coord3, lod) 				 textureName.SampleLevel(samplerName, coord3, lod)
+#define SAMPLE_TEXTURE3D_LOD(textureName, samplerName, coord3, lod)                  textureName.SampleLevel(samplerName, coord3, lod)

 #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)
--- a/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/PSSL.hlsl
+++ b/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/PSSL.hlsl
 #define TEXTURECUBE_ARRAY(textureName)        TextureCubeArray textureName
 #define TEXTURE3D(textureName)                Texture3D textureName

+#define TEXTURE2D_FLOAT(textureName)          TEXTURE2D(textureName)
+#define TEXTURE2D_ARRAY_FLOAT(textureName)    TEXTURE2D_ARRAY(textureName)
+#define TEXTURECUBE_FLOAT(textureName)        TEXTURECUBE(textureName)
+#define TEXTURECUBE_ARRAY_FLOAT(textureName)  TEXTURECUBE_ARRAY(textureName)
+#define TEXTURE3D_FLOAT(textureName)          TEXTURE3D(textureName)
+
+#define TEXTURE2D_HALF(textureName)           TEXTURE2D(textureName)
+#define TEXTURE2D_ARRAY_HALF(textureName)     TEXTURE2D_ARRAY(textureName)
+#define TEXTURECUBE_HALF(textureName)         TEXTURECUBE(textureName)
+#define TEXTURECUBE_ARRAY_HALF(textureName)   TEXTURECUBE_ARRAY(textureName)
+#define TEXTURE3D_HALF(textureName)           TEXTURE3D(textureName)
+
 #define TEXTURE2D_SHADOW(textureName)         TEXTURE2D(textureName)
 #define TEXTURE2D_ARRAY_SHADOW(textureName)   TEXTURE2D_ARRAY(textureName)
 #define TEXTURECUBE_SHADOW(textureName)       TEXTURECUBE(textureName)
 #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_TEXTURE3D_LOD(textureName, samplerName, coord3, lod) 				 textureName.SampleLevel(samplerName, coord3, lod)
+#define SAMPLE_TEXTURE3D_LOD(textureName, samplerName, coord3, lod)                  textureName.SampleLevel(samplerName, coord3, lod)

 #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)
--- a/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/Switch.hlsl
+++ b/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/Switch.hlsl
 #define TEXTURECUBE_ARRAY(textureName)        TextureCubeArray textureName
 #define TEXTURE3D(textureName)                Texture3D textureName

+#define TEXTURE2D_FLOAT(textureName)          Texture2D_float textureName
+#define TEXTURE2D_ARRAY_FLOAT(textureName)    Texture2DArray textureName    // no support to _float on Array, it's being added
+#define TEXTURECUBE_FLOAT(textureName)        TextureCube_float textureName
+#define TEXTURECUBE_ARRAY_FLOAT(textureName)  TextureCubeArray textureName  // no support to _float on Array, it's being added
+#define TEXTURE3D_FLOAT(textureName)          Texture3D_float textureName
+
+#define TEXTURE2D_HALF(textureName)           Texture2D_half textureName
+#define TEXTURE2D_ARRAY_HALF(textureName)     Texture2DArray textureName    // no support to _float on Array, it's being added
+#define TEXTURECUBE_HALF(textureName)         TextureCube_half textureName
+#define TEXTURECUBE_ARRAY_HALF(textureName)   TextureCubeArray textureName  // no support to _float on Array, it's being added
+#define TEXTURE3D_HALF(textureName)           Texture3D_half textureName
+
 #define TEXTURE2D_SHADOW(textureName)         TEXTURE2D(textureName)
 #define TEXTURE2D_ARRAY_SHADOW(textureName)   TEXTURE2D_ARRAY(textureName)
 #define TEXTURECUBE_SHADOW(textureName)       TEXTURECUBE(textureName)
 #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_TEXTURE3D_LOD(textureName, samplerName, coord3, lod) 				 textureName.SampleLevel(samplerName, coord3, lod)
+#define SAMPLE_TEXTURE3D_LOD(textureName, samplerName, coord3, lod)                  textureName.SampleLevel(samplerName, coord3, lod)

 #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)
--- a/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/Vulkan.hlsl
+++ b/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/Vulkan.hlsl
 #define TEXTURECUBE_ARRAY(textureName)        TextureCubeArray textureName
 #define TEXTURE3D(textureName)                Texture3D textureName

+#define TEXTURE2D_FLOAT(textureName)          Texture2D_float textureName
+#define TEXTURE2D_ARRAY_FLOAT(textureName)    Texture2DArray textureName    // no support to _float on Array, it's being added
+#define TEXTURECUBE_FLOAT(textureName)        TextureCube_float textureName
+#define TEXTURECUBE_ARRAY_FLOAT(textureName)  TextureCubeArray textureName  // no support to _float on Array, it's being added
+#define TEXTURE3D_FLOAT(textureName)          Texture3D_float textureName
+
+#define TEXTURE2D_HALF(textureName)           Texture2D_half textureName
+#define TEXTURE2D_ARRAY_HALF(textureName)     Texture2DArray textureName    // no support to _float on Array, it's being added
+#define TEXTURECUBE_HALF(textureName)         TextureCube_half textureName
+#define TEXTURECUBE_ARRAY_HALF(textureName)   TextureCubeArray textureName  // no support to _float on Array, it's being added
+#define TEXTURE3D_HALF(textureName)           Texture3D_half textureName
+
 #define TEXTURE2D_SHADOW(textureName)         TEXTURE2D(textureName)
 #define TEXTURE2D_ARRAY_SHADOW(textureName)   TEXTURE2D_ARRAY(textureName)
 #define TEXTURECUBE_SHADOW(textureName)       TEXTURECUBE(textureName)
 #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_TEXTURE3D_LOD(textureName, samplerName, coord3, lod) 				 textureName.SampleLevel(samplerName, coord3, lod)
+#define SAMPLE_TEXTURE3D_LOD(textureName, samplerName, coord3, lod)                  textureName.SampleLevel(samplerName, coord3, lod)

 #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)
--- a/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/XBoxOne.hlsl
+++ b/ScriptableRenderPipeline/Core/CoreRP/ShaderLibrary/API/XBoxOne.hlsl
 #define TEXTURECUBE_ARRAY(textureName)        TextureCubeArray textureName
 #define TEXTURE3D(textureName)                Texture3D textureName

+#define TEXTURE2D_FLOAT(textureName)          TEXTURE2D(textureName)
+#define TEXTURE2D_ARRAY_FLOAT(textureName)    TEXTURE2D_ARRAY(textureName)
+#define TEXTURECUBE_FLOAT(textureName)        TEXTURECUBE(textureName)
+#define TEXTURECUBE_ARRAY_FLOAT(textureName)  TEXTURECUBE_ARRAY(textureName)
+#define TEXTURE3D_FLOAT(textureName)          TEXTURE3D(textureName)
+
+#define TEXTURE2D_HALF(textureName)           TEXTURE2D(textureName)
+#define TEXTURE2D_ARRAY_HALF(textureName)     TEXTURE2D_ARRAY(textureName)
+#define TEXTURECUBE_HALF(textureName)         TEXTURECUBE(textureName)
+#define TEXTURECUBE_ARRAY_HALF(textureName)   TEXTURECUBE_ARRAY(textureName)
+#define TEXTURE3D_HALF(textureName)           TEXTURE3D(textureName)
+
 #define TEXTURE2D_SHADOW(textureName)         TEXTURE2D(textureName)
 #define TEXTURE2D_ARRAY_SHADOW(textureName)   TEXTURE2D_ARRAY(textureName)
 #define TEXTURECUBE_SHADOW(textureName)       TEXTURECUBE(textureName)
 #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_TEXTURE3D_LOD(textureName, samplerName, coord3, lod) 				 textureName.SampleLevel(samplerName, coord3, lod)
+#define SAMPLE_TEXTURE3D_LOD(textureName, samplerName, coord3, lod)                  textureName.SampleLevel(samplerName, coord3, lod)

 #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)
--- a/ScriptableRenderPipeline/LightweightPipeline/LWRP/ShaderLibrary/Core.hlsl
+++ b/ScriptableRenderPipeline/LightweightPipeline/LWRP/ShaderLibrary/Core.hlsl

 // Stereo-related bits
 #if defined(UNITY_STEREO_INSTANCING_ENABLED) || defined(UNITY_STEREO_MULTIVIEW_ENABLED)
-    #define SCREENSPACE_TEXTURE TEXTURE2D_ARRAY
+    #define SCREENSPACE_TEXTURE         TEXTURE2D_ARRAY
+    #define SCREENSPACE_TEXTURE_FLOAT   TEXTURE2D_ARRAY_FLOAT
+    #define SCREENSPACE_TEXTURE_HALF    TEXTURE2D_ARRAY_HALF
-    #define SCREENSPACE_TEXTURE TEXTURE2D
-#endif // defined(UNITY_STEREO_INSTANCING_ENABLED) || defined(UNITY_STEREO_MULTIVIEW_ENABLED)
+    #define SCREENSPACE_TEXTURE         TEXTURE2D
+    #define SCREENSPACE_TEXTURE_FLOAT   TEXTURE2D_FLOAT
+    #define SCREENSPACE_TEXTURE_HALF    TEXTURE2D_HALF
+#endif

 #if defined(UNITY_SINGLE_PASS_STEREO)
 float2 TransformStereoScreenSpaceTex(float2 uv, float w)
--- a/ScriptableRenderPipeline/LightweightPipeline/LWRP/ShaderLibrary/DepthCopy.hlsl
+++ b/ScriptableRenderPipeline/LightweightPipeline/LWRP/ShaderLibrary/DepthCopy.hlsl

 #if defined(UNITY_STEREO_INSTANCING_ENABLED) || defined(UNITY_STEREO_MULTIVIEW_ENABLED)
 #define DEPTH_TEXTURE_MS(name, samples) Texture2DMSArray<float, samples> name
-#define DEPTH_TEXTURE(name) TEXTURE2D_ARRAY(name)
+#define DEPTH_TEXTURE(name) TEXTURE2D_ARRAY_FLOAT(name)
-#define DEPTH_TEXTURE(name) TEXTURE2D(name)
+#define DEPTH_TEXTURE(name) TEXTURE2D_FLOAT(name)
 #define LOAD(uv, sampleIndex) LOAD_TEXTURE2D_MSAA(_CameraDepthAttachment, uv, sampleIndex)
 #define SAMPLE(uv) SAMPLE_DEPTH_TEXTURE(_CameraDepthAttachment, sampler_CameraDepthAttachment, uv)
 #endif
    int2 coord = int2(uv * _CameraDepthAttachment_TexelSize.zw);
    float outDepth = DEPTH_DEFAULT_VALUE;

-    [unroll]
+    UNITY_UNROLL
    for (int i = 0; i < MSAA_SAMPLES; ++i)
        outDepth = DEPTH_OP(LOAD(coord, i), outDepth);
    return outDepth;
--- a/ScriptableRenderPipeline/LightweightPipeline/LWRP/Shaders/LightweightScreenSpaceShadows.shader
+++ b/ScriptableRenderPipeline/LightweightPipeline/LWRP/Shaders/LightweightScreenSpaceShadows.shader
        #include "LWRP/ShaderLibrary/Shadows.hlsl"

 #if defined(UNITY_STEREO_INSTANCING_ENABLED) || defined(UNITY_STEREO_MULTIVIEW_ENABLED)
-        TEXTURE2D_ARRAY(_CameraDepthTexture);
+        TEXTURE2D_ARRAY_FLOAT(_CameraDepthTexture);
-        TEXTURE2D(_CameraDepthTexture);
+        TEXTURE2D_FLOAT(_CameraDepthTexture);
 #endif

        SAMPLER(sampler_CameraDepthTexture);