Shader "UI/ClippedUnlitModel"
{
Properties
{
_MainTex ("Base (RGB), Alpha (A)", 2D) = "black" {}
}
SubShader
{
LOD 200
Tags
{
"Queue" = "Transparent"
"IgnoreProjector" = "True"
"RenderType" = "Transparent"
}
Pass
{
Cull Off
Lighting Off
Offset -1, -1
Fog { Mode Off }
ColorMask RGB
Blend SrcAlpha OneMinusSrcAlpha
CGPROGRAM
#pragma vertex vert
#pragma fragment frag
#include "UnityCG.cginc"
sampler2D _MainTex;
float4 _PanelOffsetAndSharpness;
float _PanelSizeX, _PanelSizeY;
struct appdata_t
{
float4 vertex : POSITION;
half4 color : COLOR;
float2 texcoord : TEXCOORD0;
};
struct v2f
{
float4 vertex : POSITION;
half4 color : COLOR;
float2 texcoord : TEXCOORD0;
float2 posInPanel : TEXCOORD1;
};
v2f vert (appdata_t v)
{
v2f o;
o.vertex = mul(UNITY_MATRIX_MVP, v.vertex);
o.color = v.color;
o.texcoord = v.texcoord;
float2 clipSpace = o.vertex.xy / o.vertex.w;
// Normalize clip space
o.posInPanel = (clipSpace.xy + 1) * 0.5;
// Adjust for panel offset
o.posInPanel.x -= _PanelOffsetAndSharpness.x;
o.posInPanel.y -= _PanelOffsetAndSharpness.y;
// Adjust for panel size
o.posInPanel.x *= (1 / _PanelSizeX);
o.posInPanel.y *= (1 / _PanelSizeY);
// Transform back to clip space
o.posInPanel *= 2;
o.posInPanel -= 1;
return o;
}
half4 frag (v2f IN) : COLOR
{
// Softness factor
float2 factor = (float2(1.0, 1.0) - abs(IN.posInPanel)) * _PanelOffsetAndSharpness.zw;
// Sample the texture
half4 col = tex2D(_MainTex, IN.texcoord) * IN.color;
col.a *= clamp( min(factor.x, factor.y), 0.0, 1.0);
return col;
}
ENDCG
}
}
SubShader
{
LOD 100
Tags
{
"Queue" = "Transparent"
"IgnoreProjector" = "True"
"RenderType" = "Transparent"
}
Pass
{
Cull Off
Lighting Off
ZWrite Off
Fog { Mode Off }
ColorMask RGB
Blend SrcAlpha OneMinusSrcAlpha
ColorMaterial AmbientAndDiffuse
SetTexture [_MainTex]
{
Combine Texture * Primary
}
}
}
}