89 lines
2.8 KiB
HLSL

#ifndef SPRITES_DEPTH_NORMALS_PASS_URP_INCLUDED
#define SPRITES_DEPTH_NORMALS_PASS_URP_INCLUDED
#include "Include/Spine-Sprite-Common-URP.hlsl"
#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Lighting.hlsl"
#include "SpineCoreShaders/SpriteLighting.cginc"
#include "SpineCoreShaders/Spine-Common.cginc"
#include "Spine-Common-URP.hlsl"
//#include "Include/Spine-Sprite-Common-URP.hlsl"
//#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
struct VaryingsSprite
{
float4 pos : SV_POSITION;
fixed4 vertexColor : COLOR;
float3 texcoord : TEXCOORD0;
#if defined(_NORMALMAP)
half4 normalWorld : TEXCOORD4;
half4 tangentWorld : TEXCOORD5;
half4 binormalWorld : TEXCOORD6;
#else
half3 normalWorld : TEXCOORD4;
#endif
UNITY_VERTEX_INPUT_INSTANCE_ID
UNITY_VERTEX_OUTPUT_STEREO
};
VaryingsSprite DepthNormalsVertexSprite(VertexInput input)
{
VaryingsSprite output = (VaryingsSprite)0;
UNITY_SETUP_INSTANCE_ID(input);
UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(output);
output.pos = calculateLocalPos(input.vertex);
output.vertexColor = calculateVertexColor(input.color);
output.texcoord = float3(calculateTextureCoord(input.texcoord), 0);
float backFaceSign = 1;
#if defined(FIXED_NORMALS_BACKFACE_RENDERING)
backFaceSign = calculateBackfacingSign(positionWS.xyz);
#endif
half3 normalWS = calculateSpriteWorldNormal(input, -backFaceSign);
output.normalWorld.xyz = normalWS;
#if defined(_NORMALMAP)
output.tangentWorld.xyz = calculateWorldTangent(input.tangent);
output.binormalWorld.xyz = calculateSpriteWorldBinormal(input, output.normalWorld.xyz, output.tangentWorld.xyz, backFaceSign);
#endif
return output;
}
void DepthNormalsFragmentSprite(VaryingsSprite input,
out half4 outNormalWS : SV_Target0
#ifdef _WRITE_RENDERING_LAYERS
, out float4 outRenderingLayers : SV_Target1
#endif
)
{
UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(input);
fixed4 texureColor = calculateTexturePixel(input.texcoord.xy);
ALPHA_CLIP(texureColor, input.vertexColor)
#if defined(PER_PIXEL_LIGHTING) && defined(_NORMALMAP)
half3 normalWS = calculateNormalFromBumpMap(input.texcoord.xy, input.tangentWorld.xyz, input.binormalWorld.xyz, input.normalWorld.xyz);
#else
half3 normalWS = input.normalWorld.xyz;
#endif
#if defined(_GBUFFER_NORMALS_OCT)
float2 octNormalWS = PackNormalOctQuadEncode(normalWS); // values between [-1, +1], must use fp32 on some platforms.
float2 remappedOctNormalWS = saturate(octNormalWS * 0.5 + 0.5); // values between [ 0, 1]
half3 packedNormalWS = PackFloat2To888(remappedOctNormalWS); // values between [ 0, 1]
outNormalWS = half4(packedNormalWS, 0.0);
#else
outNormalWS = half4(normalWS, 0.0);
#endif
#ifdef USE_WRITE_RENDERING_LAYERS
uint renderingLayers = GetMeshRenderingLayerBackwardsCompatible();
outRenderingLayers = float4(EncodeMeshRenderingLayer(renderingLayers), 0, 0, 0);
#endif
}
#endif