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| Shader "HHF/Example/GhostCharacter"
{
Properties
{
_FresnelColor("Fresnel Color", Color) = (1, 1, 1, 1)
_Fresnel("Fade(X) Intensity(Y) Fill(Z) Offset(W)", vector) = (4, 1, 1, 0)
}
SubShader
{
Tags
{
"RenderPipeline" = "UniversalPipeline"
"Queue"="Transparent"
"RenderType"="Transparent"
}
Pass
{
Tags
{
"LightMode" = "SRPDefaultUnlit"
}
ZWrite On
ColorMask 0
}
Pass
{
Tags
{
"LightMode" = "UniversalForward"
}
Blend One OneMinusSrcAlpha
ZWrite Off
HLSLPROGRAM
#pragma vertex vert
#pragma fragment frag
#include "Packages/com.unity.render-pipelines.core/ShaderLibrary/Color.hlsl"
#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Lighting.hlsl"
#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/ShaderGraphFunctions.hlsl"
struct appdata
{
float4 vertex:POSITION;
half3 normal:NORMAL;
};
struct v2f
{
float4 positionCS:SV_POSITION;
half3 normalWS:TEXCOORD;
float3 positionWS:TEXCOORD1;
float4 positionOS:TEXCOORD2;
};
CBUFFER_START(UnityPerMaterial)
half4 _Fresnel;
half4 _FresnelColor;
CBUFFER_END
v2f vert (appdata v)
{
v2f o = (v2f)0;
o.positionOS = v.vertex;
o.positionCS = TransformObjectToHClip(v.vertex.xyz);
o.normalWS = TransformObjectToWorldNormal(v.normal.xyz);
o.positionWS = TransformObjectToWorld(v.vertex.xyz);
return o;
}
half4 frag (v2f i) : SV_Target
{
half4 c = 0;
half3 N = normalize(i.normalWS);
half3 V = normalize(_WorldSpaceCameraPos - i.positionWS);
half dotNV = 1 - saturate(dot(N, V));
half4 fresnel = pow(dotNV,_Fresnel.x) * _Fresnel.y * _FresnelColor;
half mask = saturate(i.positionOS.y + _Fresnel.w + i.positionOS.z);
fresnel = lerp(fresnel,_FresnelColor * mask, mask * _Fresnel.z);
c = fresnel * mask;
return c;
}
ENDHLSL
}
}
SubShader
{
Tags
{
"Queue"="Transparent"
"RenderType"="Transparent"
}
Pass
{
ZWrite On
ColorMask 0
}
Pass
{
Blend One OneMinusSrcAlpha
ZWrite Off
CGPROGRAM
#pragma vertex vert
#pragma fragment frag
#include "UnityCG.cginc"
struct appdata
{
float4 vertex:POSITION;
half3 normal:NORMAL;
};
struct v2f
{
float4 positionCS:SV_POSITION;
half3 normalWS:TEXCOORD;
float3 positionWS:TEXCOORD1;
float4 positionOS:TEXCOORD2;
};
half4 _Fresnel;
half4 _FresnelColor;
v2f vert (appdata v)
{
v2f o = (v2f)0;
o.positionOS = v.vertex;
o.positionCS = UnityObjectToClipPos(v.vertex);
o.normalWS = UnityObjectToWorldNormal(v.normal);
o.positionWS = mul(unity_ObjectToWorld, v.vertex);
return o;
}
half4 frag (v2f i) : SV_Target
{
half4 c = 0;
half3 N = normalize(i.normalWS);
half3 V = normalize(_WorldSpaceCameraPos - i.positionWS);
half dotNV = 1 - saturate(dot(N, V));
half4 fresnel = pow(dotNV, _Fresnel.x) * _Fresnel.y * _FresnelColor;
half mask = saturate(i.positionOS.z + i.positionOS.y + _Fresnel.w);
fresnel = lerp(fresnel, _FresnelColor * mask, mask * _Fresnel.z);
c = fresnel * mask;
return c;
}
ENDCG
}
}
}
|
