[Android] Unity 6.23f1 URP (ScreenSpaceAmbientOcclusion) Compiling problem

Unity Engine
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1
  1. Open Unity version 6.0.23f1.
  2. Create a new project using the Universal 3D template.
  3. Once the project opens, switch the build target platform to Android.
  4. Build the project.

Upon building, six warnings were generated.

1

Shader warning in 'Hidden/Universal Render Pipeline/ScreenSpaceAmbientOcclusion': implicit truncation of vector type at Packages/com.unity.render-pipelines.universal/Shaders/Utils/ScreenSpaceAmbientOcclusion.shader(167) (on d3d11)

Compiling Subshader: 0, Pass: SSAO_Gaussian_VerticalBlur_AfterOpaque, Vertex program with <no keywords>
Platform defines: SHADER_API_MOBILE UNITY_ASTC_NORMALMAP_ENCODING UNITY_ENABLE_REFLECTION_BUFFERS UNITY_HARDWARE_TIER3 UNITY_LIGHTMAP_RGBM_ENCODING UNITY_NO_CUBEMAP_ARRAY UNITY_NO_RGBM UNITY_NO_SCREENSPACE_SHADOWS UNITY_PBS_USE_BRDF2 UNITY_PLATFORM_SUPPORTS_DEPTH_FETCH
Disabled keywords: SHADER_API_GLES30 UNITY_COLORSPACE_GAMMA UNITY_ENABLE_DETAIL_NORMALMAP UNITY_FRAMEBUFFER_FETCH_AVAILABLE UNITY_HARDWARE_TIER1 UNITY_HARDWARE_TIER2 UNITY_LIGHTMAP_DLDR_ENCODING UNITY_LIGHTMAP_FULL_HDR UNITY_LIGHT_PROBE_PROXY_VOLUME UNITY_METAL_SHADOWS_USE_POINT_FILTERING UNITY_NO_DXT5nm UNITY_PBS_USE_BRDF1 UNITY_PBS_USE_BRDF3 UNITY_PRETRANSFORM_TO_DISPLAY_ORIENTATION UNITY_SPECCUBE_BLENDING UNITY_SPECCUBE_BOX_PROJECTION UNITY_UNIFIED_SHADER_PRECISION_MODEL UNITY_USE_DITHER_MASK_FOR_ALPHABLENDED_SHADOWS UNITY_VIRTUAL_TEXTURING

2

Shader warning in 'Hidden/Universal Render Pipeline/ScreenSpaceAmbientOcclusion': implicit truncation of vector type at Packages/com.unity.render-pipelines.universal/Shaders/Utils/ScreenSpaceAmbientOcclusion.shader(167) (on gles3)

Compiling Subshader: 0, Pass: SSAO_Gaussian_VerticalBlur_AfterOpaque, Vertex program with <no keywords>
Platform defines: SHADER_API_GLES30 SHADER_API_MOBILE UNITY_ASTC_NORMALMAP_ENCODING UNITY_ENABLE_REFLECTION_BUFFERS UNITY_FRAMEBUFFER_FETCH_AVAILABLE UNITY_LIGHTMAP_RGBM_ENCODING UNITY_NO_CUBEMAP_ARRAY UNITY_NO_RGBM UNITY_NO_SCREENSPACE_SHADOWS UNITY_PBS_USE_BRDF3 UNITY_PLATFORM_SUPPORTS_DEPTH_FETCH
Disabled keywords: UNITY_COLORSPACE_GAMMA UNITY_ENABLE_DETAIL_NORMALMAP UNITY_HARDWARE_TIER1 UNITY_HARDWARE_TIER2 UNITY_HARDWARE_TIER3 UNITY_LIGHTMAP_DLDR_ENCODING UNITY_LIGHTMAP_FULL_HDR UNITY_LIGHT_PROBE_PROXY_VOLUME UNITY_METAL_SHADOWS_USE_POINT_FILTERING UNITY_NO_DXT5nm UNITY_PBS_USE_BRDF1 UNITY_PBS_USE_BRDF2 UNITY_PRETRANSFORM_TO_DISPLAY_ORIENTATION UNITY_SPECCUBE_BLENDING UNITY_SPECCUBE_BOX_PROJECTION UNITY_UNIFIED_SHADER_PRECISION_MODEL UNITY_USE_DITHER_MASK_FOR_ALPHABLENDED_SHADOWS UNITY_VIRTUAL_TEXTURING

3

Shader warning in 'Hidden/Universal Render Pipeline/ScreenSpaceAmbientOcclusion': implicit truncation of vector type at Packages/com.unity.render-pipelines.universal/Shaders/Utils/ScreenSpaceAmbientOcclusion.shader(167) (on vulkan)

Compiling Subshader: 0, Pass: SSAO_Gaussian_VerticalBlur_AfterOpaque, Vertex program with <no keywords>
Platform defines: SHADER_API_MOBILE UNITY_ASTC_NORMALMAP_ENCODING UNITY_ENABLE_REFLECTION_BUFFERS UNITY_LIGHTMAP_RGBM_ENCODING UNITY_NO_CUBEMAP_ARRAY UNITY_NO_RGBM UNITY_NO_SCREENSPACE_SHADOWS UNITY_PBS_USE_BRDF3 UNITY_PLATFORM_SUPPORTS_DEPTH_FETCH UNITY_PRETRANSFORM_TO_DISPLAY_ORIENTATION
Disabled keywords: SHADER_API_GLES30 UNITY_COLORSPACE_GAMMA UNITY_ENABLE_DETAIL_NORMALMAP UNITY_FRAMEBUFFER_FETCH_AVAILABLE UNITY_HARDWARE_TIER1 UNITY_HARDWARE_TIER2 UNITY_HARDWARE_TIER3 UNITY_LIGHTMAP_DLDR_ENCODING UNITY_LIGHTMAP_FULL_HDR UNITY_LIGHT_PROBE_PROXY_VOLUME UNITY_METAL_SHADOWS_USE_POINT_FILTERING UNITY_NO_DXT5nm UNITY_PBS_USE_BRDF1 UNITY_PBS_USE_BRDF2 UNITY_SPECCUBE_BLENDING UNITY_SPECCUBE_BOX_PROJECTION UNITY_UNIFIED_SHADER_PRECISION_MODEL UNITY_USE_DITHER_MASK_FOR_ALPHABLENDED_SHADOWS UNITY_VIRTUAL_TEXTURING

4

Shader warning in 'Hidden/Universal Render Pipeline/ScreenSpaceAmbientOcclusion': implicit truncation of vector type at Packages/com.unity.render-pipelines.universal/Shaders/Utils/ScreenSpaceAmbientOcclusion.shader(211) (on d3d11)

Compiling Subshader: 0, Pass: SSAO_Kawase_AfterOpaque, Vertex program with <no keywords>
Platform defines: SHADER_API_MOBILE UNITY_ASTC_NORMALMAP_ENCODING UNITY_ENABLE_REFLECTION_BUFFERS UNITY_HARDWARE_TIER3 UNITY_LIGHTMAP_RGBM_ENCODING UNITY_NO_CUBEMAP_ARRAY UNITY_NO_RGBM UNITY_NO_SCREENSPACE_SHADOWS UNITY_PBS_USE_BRDF2 UNITY_PLATFORM_SUPPORTS_DEPTH_FETCH
Disabled keywords: SHADER_API_GLES30 UNITY_COLORSPACE_GAMMA UNITY_ENABLE_DETAIL_NORMALMAP UNITY_FRAMEBUFFER_FETCH_AVAILABLE UNITY_HARDWARE_TIER1 UNITY_HARDWARE_TIER2 UNITY_LIGHTMAP_DLDR_ENCODING UNITY_LIGHTMAP_FULL_HDR UNITY_LIGHT_PROBE_PROXY_VOLUME UNITY_METAL_SHADOWS_USE_POINT_FILTERING UNITY_NO_DXT5nm UNITY_PBS_USE_BRDF1 UNITY_PBS_USE_BRDF3 UNITY_PRETRANSFORM_TO_DISPLAY_ORIENTATION UNITY_SPECCUBE_BLENDING UNITY_SPECCUBE_BOX_PROJECTION UNITY_UNIFIED_SHADER_PRECISION_MODEL UNITY_USE_DITHER_MASK_FOR_ALPHABLENDED_SHADOWS UNITY_VIRTUAL_TEXTURING

5

Shader warning in 'Hidden/Universal Render Pipeline/ScreenSpaceAmbientOcclusion': implicit truncation of vector type at Packages/com.unity.render-pipelines.universal/Shaders/Utils/ScreenSpaceAmbientOcclusion.shader(211) (on gles3)

Compiling Subshader: 0, Pass: SSAO_Kawase_AfterOpaque, Vertex program with <no keywords>
Platform defines: SHADER_API_GLES30 SHADER_API_MOBILE UNITY_ASTC_NORMALMAP_ENCODING UNITY_ENABLE_REFLECTION_BUFFERS UNITY_FRAMEBUFFER_FETCH_AVAILABLE UNITY_LIGHTMAP_RGBM_ENCODING UNITY_NO_CUBEMAP_ARRAY UNITY_NO_RGBM UNITY_NO_SCREENSPACE_SHADOWS UNITY_PBS_USE_BRDF3 UNITY_PLATFORM_SUPPORTS_DEPTH_FETCH
Disabled keywords: UNITY_COLORSPACE_GAMMA UNITY_ENABLE_DETAIL_NORMALMAP UNITY_HARDWARE_TIER1 UNITY_HARDWARE_TIER2 UNITY_HARDWARE_TIER3 UNITY_LIGHTMAP_DLDR_ENCODING UNITY_LIGHTMAP_FULL_HDR UNITY_LIGHT_PROBE_PROXY_VOLUME UNITY_METAL_SHADOWS_USE_POINT_FILTERING UNITY_NO_DXT5nm UNITY_PBS_USE_BRDF1 UNITY_PBS_USE_BRDF2 UNITY_PRETRANSFORM_TO_DISPLAY_ORIENTATION UNITY_SPECCUBE_BLENDING UNITY_SPECCUBE_BOX_PROJECTION UNITY_UNIFIED_SHADER_PRECISION_MODEL UNITY_USE_DITHER_MASK_FOR_ALPHABLENDED_SHADOWS UNITY_VIRTUAL_TEXTURING

6

Shader warning in 'Hidden/Universal Render Pipeline/ScreenSpaceAmbientOcclusion': implicit truncation of vector type at Packages/com.unity.render-pipelines.universal/Shaders/Utils/ScreenSpaceAmbientOcclusion.shader(211) (on vulkan)

Compiling Subshader: 0, Pass: SSAO_Kawase_AfterOpaque, Vertex program with <no keywords>
Platform defines: SHADER_API_MOBILE UNITY_ASTC_NORMALMAP_ENCODING UNITY_ENABLE_REFLECTION_BUFFERS UNITY_LIGHTMAP_RGBM_ENCODING UNITY_NO_CUBEMAP_ARRAY UNITY_NO_RGBM UNITY_NO_SCREENSPACE_SHADOWS UNITY_PBS_USE_BRDF3 UNITY_PLATFORM_SUPPORTS_DEPTH_FETCH UNITY_PRETRANSFORM_TO_DISPLAY_ORIENTATION
Disabled keywords: SHADER_API_GLES30 UNITY_COLORSPACE_GAMMA UNITY_ENABLE_DETAIL_NORMALMAP UNITY_FRAMEBUFFER_FETCH_AVAILABLE UNITY_HARDWARE_TIER1 UNITY_HARDWARE_TIER2 UNITY_HARDWARE_TIER3 UNITY_LIGHTMAP_DLDR_ENCODING UNITY_LIGHTMAP_FULL_HDR UNITY_LIGHT_PROBE_PROXY_VOLUME UNITY_METAL_SHADOWS_USE_POINT_FILTERING UNITY_NO_DXT5nm UNITY_PBS_USE_BRDF1 UNITY_PBS_USE_BRDF2 UNITY_SPECCUBE_BLENDING UNITY_SPECCUBE_BOX_PROJECTION UNITY_UNIFIED_SHADER_PRECISION_MODEL UNITY_USE_DITHER_MASK_FOR_ALPHABLENDED_SHADOWS UNITY_VIRTUAL_TEXTURING