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[unity] Fixed URP Sprite shader not receiving secondary light shadows. Closes #2098.

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This commit is contained in:
Harald Csaszar 2022-06-23 17:25:02 +02:00
parent 4c527e3055
commit 61a09fd650
2 changed files with 27 additions and 1 deletions
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26
spine-unity/Modules/com.esotericsoftware.spine.urp-shaders/Shaders/Include/Spine-Sprite-ForwardPass-URP.hlsl
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@ -43,6 +43,22 @@ struct VertexOutputLWRP
///////////////////////////////////////////////////////////////////////////////
// Vertex and Fragment functions //
///////////////////////////////////////////////////////////////////////////////
#if defined(_ADDITIONAL_LIGHT_SHADOWS) && !defined(_RECEIVE_SHADOWS_OFF)
half4 CalculateShadowMaskBackwardsCompatible(InputData inputData)
{
// To ensure backward compatibility we have to avoid using shadowMask input, as it is not present in older shaders
#if defined(SHADOWS_SHADOWMASK) && defined(LIGHTMAP_ON)
half4 shadowMask = inputData.shadowMask;
#elif !defined (LIGHTMAP_ON)
half4 shadowMask = unity_ProbesOcclusion;
#else
half4 shadowMask = half4(1, 1, 1, 1);
#endif
return shadowMask;
}
#endif
half3 LightweightLightVertexSimplified(float3 positionWS, half3 normalWS) {
#ifdef _MAIN_LIGHT_VERTEX
Light mainLight = GetMainLight();
@ -101,7 +117,12 @@ half4 LightweightFragmentPBRSimplified(InputData inputData, half4 texAlbedoAlpha
int pixelLightCount = GetAdditionalLightsCount();
for (int i = 0; i < pixelLightCount; ++i)
{
#if defined(_ADDITIONAL_LIGHT_SHADOWS) && !defined(_RECEIVE_SHADOWS_OFF)
half4 shadowMask = CalculateShadowMaskBackwardsCompatible(inputData);
Light light = GetAdditionalLight(i, inputData.positionWS, shadowMask);
#else
Light light = GetAdditionalLight(i, inputData.positionWS);
#endif
finalColor += LightingPhysicallyBased(brdfData, light, inputData.normalWS, inputData.viewDirectionWS);
}
#endif
@ -142,7 +163,12 @@ half4 LightweightFragmentBlinnPhongSimplified(InputData inputData, half4 texDiff
int pixelLightCount = GetAdditionalLightsCount();
for (int i = 0; i < pixelLightCount; ++i)
{
#if defined(_ADDITIONAL_LIGHT_SHADOWS) && !defined(_RECEIVE_SHADOWS_OFF)
half4 shadowMask = CalculateShadowMaskBackwardsCompatible(inputData);
Light light = GetAdditionalLight(i, inputData.positionWS, shadowMask);
#else
Light light = GetAdditionalLight(i, inputData.positionWS);
#endif
half3 attenuation = (light.distanceAttenuation * light.shadowAttenuation);
half3 attenuatedLightColor = light.color * attenuation;
#ifndef _DIFFUSE_RAMP

2
spine-unity/Modules/com.esotericsoftware.spine.urp-shaders/package.json
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@ -2,7 +2,7 @@
"name": "com.esotericsoftware.spine.urp-shaders",
"displayName": "Spine Universal RP Shaders",
"description": "This plugin provides universal render pipeline (URP) shaders for the spine-unity runtime.\n\nPrerequisites:\nIt requires a working installation of the spine-unity runtime, version 4.1.\n(See http://esotericsoftware.com/git/spine-runtimes/spine-unity)",
"version": "4.1.2",
"version": "4.1.3",
"unity": "2019.3",
"author": {
"name": "Esoteric Software",