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Shader "Custom/777"
{
Properties
{
_MainTex ("Texture", 2D) = "white" {}
_BumpMap ("Normalmap", 2D) = "bump" {}
_TintColor("Tint(RGB), Intensity(A)(0-4)", Color) = (0.0, 0.0, 0.0, 0.0)
_thr("threshold", Float) = 0.2
_tweak("???", Float) = -40.0
}
SubShader
{
Tags { "RenderType" = "Opaque" }
CGPROGRAM
#include "UnityCG.cginc"
#pragma surface surf Lambert vertex:vert
#pragma target 3.0
sampler2D _MainTex;
sampler2D _BumpMap;
float4 _TintColor;
float2 _MainTex_TexelSize;
float _thr;
float _tweak;
struct Input
{
float2 uv_MainTex;
float2 uv_BumpMap;
float4 robert01;
float4 robert23;
float3 viewDir;
};
void vert (inout appdata_full v, out Input o)
{
float2 uv = mul(UNITY_MATRIX_TEXTURE0, v.texcoord);
o.robert01.xy = uv + float2(-_MainTex_TexelSize.x * 1.5, -_MainTex_TexelSize.y * 0.5);
o.robert01.zw = uv + float2(+_MainTex_TexelSize.x * 0.5, -_MainTex_TexelSize.y * 1.5);
o.robert23.xy = uv + float2(-_MainTex_TexelSize.x * 0.5, +_MainTex_TexelSize.y * 1.5);
o.robert23.zw = uv + float2(+_MainTex_TexelSize.x * 1.5, +_MainTex_TexelSize.y * 0.5);
}
void surf (Input IN, inout SurfaceOutput o)
{
// Rotated Grid Roberts Cross
float s_ul = Luminance(tex2D(_MainTex, IN.robert01.xy).rgb);
float s_ur = Luminance(tex2D(_MainTex, IN.robert01.zw).rgb);
float s_dl = Luminance(tex2D(_MainTex, IN.robert23.xy).rgb);
float s_dr = Luminance(tex2D(_MainTex, IN.robert23.zw).rgb);
float robertX = abs(s_ul - s_dr);
float robertY = abs(s_ur - s_dl);
float edge = robertX + robertY;
o.Normal = float3(0.0, 0.0, 1.0);
float NdotV = dot(o.Normal, normalize(IN.viewDir));
edge = (edge - _thr * NdotV) * _tweak;
edge = saturate(edge);
o.Albedo = tex2D(_MainTex, IN.uv_MainTex);
o.Albedo = lerp(o.Albedo * _TintColor.rgb * _TintColor.a * 4.0, o.Albedo, edge);
//o.Emission = tex2D(_MainTex, IN.uv_MainTex);
//o.Emission = lerp(o.Emission * _TintColor.rgb * _TintColor.a * 4.0, o.Emission, edge);
o.Normal = UnpackNormal(tex2D(_BumpMap, IN.uv_BumpMap));
}
ENDCG
}
Fallback "Bumped Diffuse"
}
{
Properties
{
_MainTex ("Texture", 2D) = "white" {}
_BumpMap ("Normalmap", 2D) = "bump" {}
_TintColor("Tint(RGB), Intensity(A)(0-4)", Color) = (0.0, 0.0, 0.0, 0.0)
_thr("threshold", Float) = 0.2
_tweak("???", Float) = -40.0
}
SubShader
{
Tags { "RenderType" = "Opaque" }
CGPROGRAM
#include "UnityCG.cginc"
#pragma surface surf Lambert vertex:vert
#pragma target 3.0
sampler2D _MainTex;
sampler2D _BumpMap;
float4 _TintColor;
float2 _MainTex_TexelSize;
float _thr;
float _tweak;
struct Input
{
float2 uv_MainTex;
float2 uv_BumpMap;
float4 robert01;
float4 robert23;
float3 viewDir;
};
void vert (inout appdata_full v, out Input o)
{
float2 uv = mul(UNITY_MATRIX_TEXTURE0, v.texcoord);
o.robert01.xy = uv + float2(-_MainTex_TexelSize.x * 1.5, -_MainTex_TexelSize.y * 0.5);
o.robert01.zw = uv + float2(+_MainTex_TexelSize.x * 0.5, -_MainTex_TexelSize.y * 1.5);
o.robert23.xy = uv + float2(-_MainTex_TexelSize.x * 0.5, +_MainTex_TexelSize.y * 1.5);
o.robert23.zw = uv + float2(+_MainTex_TexelSize.x * 1.5, +_MainTex_TexelSize.y * 0.5);
}
void surf (Input IN, inout SurfaceOutput o)
{
// Rotated Grid Roberts Cross
float s_ul = Luminance(tex2D(_MainTex, IN.robert01.xy).rgb);
float s_ur = Luminance(tex2D(_MainTex, IN.robert01.zw).rgb);
float s_dl = Luminance(tex2D(_MainTex, IN.robert23.xy).rgb);
float s_dr = Luminance(tex2D(_MainTex, IN.robert23.zw).rgb);
float robertX = abs(s_ul - s_dr);
float robertY = abs(s_ur - s_dl);
float edge = robertX + robertY;
o.Normal = float3(0.0, 0.0, 1.0);
float NdotV = dot(o.Normal, normalize(IN.viewDir));
edge = (edge - _thr * NdotV) * _tweak;
edge = saturate(edge);
o.Albedo = tex2D(_MainTex, IN.uv_MainTex);
o.Albedo = lerp(o.Albedo * _TintColor.rgb * _TintColor.a * 4.0, o.Albedo, edge);
//o.Emission = tex2D(_MainTex, IN.uv_MainTex);
//o.Emission = lerp(o.Emission * _TintColor.rgb * _TintColor.a * 4.0, o.Emission, edge);
o.Normal = UnpackNormal(tex2D(_BumpMap, IN.uv_BumpMap));
}
ENDCG
}
Fallback "Bumped Diffuse"
}
Сама ошибка
http://s012.radikal.ru/i320/1608/20/a6c97e2f96a5.png
