123 lines
2.5 KiB
Plaintext
123 lines
2.5 KiB
Plaintext
Shader "Hidden/Outline/Outline"
|
|
{
|
|
HLSLINCLUDE
|
|
|
|
#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
|
|
|
|
TEXTURE2D_X(_MaskTex);
|
|
SAMPLER(sampler_MaskTex);
|
|
|
|
TEXTURE2D_X(_MainTex);
|
|
SAMPLER(sampler_MainTex);
|
|
float2 _MainTex_TexelSize;
|
|
|
|
float4 _Color;
|
|
float _Intensity;
|
|
int _Width;
|
|
float _Samples[32];
|
|
|
|
struct Varyings
|
|
{
|
|
float4 positionCS : SV_POSITION;
|
|
float2 uv : TEXCOORD0;
|
|
UNITY_VERTEX_OUTPUT_STEREO
|
|
};
|
|
|
|
struct Attributes
|
|
{
|
|
uint vertexID : SV_VertexID;
|
|
UNITY_VERTEX_INPUT_INSTANCE_ID
|
|
};
|
|
|
|
Varyings VertexSimple(Attributes input)
|
|
{
|
|
Varyings output = (Varyings)0;
|
|
|
|
UNITY_SETUP_INSTANCE_ID(input);
|
|
UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(output);
|
|
|
|
output.positionCS = GetFullScreenTriangleVertexPosition(input.vertexID);
|
|
output.uv = GetFullScreenTriangleTexCoord(input.vertexID);
|
|
|
|
return output;
|
|
}
|
|
|
|
float CalcIntensity(float2 uv, float2 offset)
|
|
{
|
|
float intensity = 0;
|
|
|
|
[unroll(32)]
|
|
for (int k = 1; k <= _Width; ++k)
|
|
{
|
|
intensity += SAMPLE_TEXTURE2D_X(_MainTex, sampler_MainTex, uv + k * offset).r * _Samples[k];
|
|
intensity += SAMPLE_TEXTURE2D_X(_MainTex, sampler_MainTex, uv - k * offset).r * _Samples[k];
|
|
}
|
|
|
|
intensity += SAMPLE_TEXTURE2D_X(_MainTex, sampler_MainTex, uv).r * _Samples[0];
|
|
return intensity;
|
|
}
|
|
|
|
float4 FragmentH(Varyings i) : SV_Target
|
|
{
|
|
UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(i);
|
|
|
|
float2 uv = UnityStereoTransformScreenSpaceTex(i.uv);
|
|
float intensity = CalcIntensity(uv, float2(_MainTex_TexelSize.x, 0));
|
|
return float4(intensity, intensity, intensity, 1);
|
|
}
|
|
|
|
float4 FragmentV(Varyings i) : SV_Target
|
|
{
|
|
UNITY_SETUP_STEREO_EYE_INDEX_POST_VERTEX(i);
|
|
|
|
float2 uv = UnityStereoTransformScreenSpaceTex(i.uv);
|
|
|
|
if (SAMPLE_TEXTURE2D_X(_MaskTex, sampler_MaskTex, uv).r > 0)
|
|
discard;
|
|
|
|
float intensity = CalcIntensity(uv, float2(0, _MainTex_TexelSize.y)) * _Intensity;
|
|
return float4(_Color.rgb, saturate(_Color.a * intensity));
|
|
}
|
|
|
|
ENDHLSL
|
|
|
|
SubShader
|
|
{
|
|
Tags{ "RenderPipeline" = "UniversalPipeline" }
|
|
|
|
Cull Off
|
|
ZWrite Off
|
|
ZTest Always
|
|
Lighting Off
|
|
|
|
Pass
|
|
{
|
|
Name "HPass"
|
|
|
|
HLSLPROGRAM
|
|
|
|
#pragma target 3.5
|
|
#pragma multi_compile_instancing
|
|
#pragma vertex VertexSimple
|
|
#pragma fragment FragmentH
|
|
|
|
ENDHLSL
|
|
}
|
|
|
|
Pass
|
|
{
|
|
Name "VPassBlend"
|
|
Blend SrcAlpha OneMinusSrcAlpha
|
|
|
|
HLSLPROGRAM
|
|
|
|
#pragma target 3.5
|
|
#pragma multi_compile_instancing
|
|
#pragma vertex VertexSimple
|
|
#pragma fragment FragmentV
|
|
|
|
ENDHLSL
|
|
}
|
|
}
|
|
}
|