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[unity] Fixed incorrect normal orientation for lighting in URP 2D shaders. Closes #2023. Fixed compile error of URP/2D/Spine/Sprite shader on Unity 2021.2. Closes #2022.

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This commit is contained in:
Harald Csaszar 2022-01-18 18:59:52 +01:00
parent 0407bd8302
commit 8a30203ab9
3 changed files with 23 additions and 15 deletions
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13
spine-unity/Modules/com.esotericsoftware.spine.urp-shaders/Shaders/2D/Include/Spine-Sprite-NormalsPass-URP-2D.hlsl
View File

@ -51,16 +51,15 @@ half4 NormalsRenderingFragment(Varyings i) : SV_Target
half4 mainTex = i.color * tex2D(_MainTex, i.uv);
#if defined(_NORMALMAP)
half3 normalWS = calculateNormalFromBumpMap(i.uv.xy, i.tangentWS.xyz, i.bitangentWS.xyz, i.normalWS.xyz);
half3 normalTS = normalize(UnpackScaleNormal(tex2D(_BumpMap, i.uv.xy), _BumpScale));
return NormalsRenderingShared(mainTex, normalTS, i.tangentWS.xyz, i.bitangentWS.xyz, i.normalWS.xyz);
#else
half3 normalTS = half3(0, 0, 1);
half3 tangentWS = half3(0, 0, 0);
half3 bitangentWS = half3(0, 0, 0);
half3 normalWS = i.normalWS.xyz;
return NormalsRenderingShared(mainTex, normalTS, tangentWS, bitangentWS, normalWS);
#endif
half3 normalVS = TransformWorldToViewDir(normalWS);
float4 normalColor;
normalColor.rgb = 0.5 * ((normalVS) + 1);
normalColor.a = mainTex.a;
return normalColor;
}
#endif

11
spine-unity/Modules/com.esotericsoftware.spine.urp-shaders/Shaders/2D/Include/Spine-Sprite-StandardPass-URP-2D.hlsl
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@ -92,7 +92,18 @@ half4 CombinedShapeLightFragment(VertexOutputSpriteURP2D input) : SV_Target
half4 main = texureColor * input.vertexColor;
half4 mask = SAMPLE_TEXTURE2D(_MaskTex, sampler_MaskTex, input.texcoord.xy);
#if UNITY_VERSION < 202120
half4 pixel = half4(CombinedShapeLightShared(half4(main.rgb, 1), mask, input.lightingUV).rgb, main.a);
#else
SurfaceData2D surfaceData;
InputData2D inputData;
surfaceData.albedo = main.rgb;
surfaceData.alpha = 1;
surfaceData.mask = mask;
inputData.uv = input.texcoord;
inputData.lightingUV = input.lightingUV;
half4 pixel = half4(CombinedShapeLightShared(surfaceData, inputData).rgb, main.a);
#endif
#if defined(_RIM_LIGHTING)
#if defined(_NORMALMAP)

14
spine-unity/Modules/com.esotericsoftware.spine.urp-shaders/Shaders/2D/Spine-SkeletonLit-URP-2D.shader
View File

@ -153,7 +153,7 @@
float4 positionCS : SV_POSITION;
float4 color : COLOR;
float2 uv : TEXCOORD0;
float3 normalVS : TEXCOORD1;
float3 normalWS : TEXCOORD1;
};
TEXTURE2D(_MainTex);
@ -166,8 +166,7 @@
o.positionCS = TransformObjectToHClip(attributes.positionOS);
o.uv = attributes.uv;
o.color = attributes.color;
float3 normalWS = TransformObjectToWorldDir(float3(0, 0, -1));
o.normalVS = TransformWorldToViewDir(normalWS);
o.normalWS = TransformObjectToWorldDir(float3(0, 0, -1));
return o;
}
@ -176,11 +175,10 @@
float4 NormalsRenderingFragment(Varyings i) : SV_Target
{
float4 mainTex = i.color * SAMPLE_TEXTURE2D(_MainTex, sampler_MainTex, i.uv);
float4 normalColor;
normalColor.rgb = 0.5 * ((i.normalVS)+1);
normalColor.a = mainTex.a;
return normalColor;
half3 normalTS = half3(0, 0, 1);
half3 tangentWS = half3(0, 0, 0);
half3 bitangentWS = half3(0, 0, 0);
return NormalsRenderingShared(mainTex, normalTS, tangentWS, bitangentWS, i.normalWS);
}
ENDHLSL
}