61 lines
1.3 KiB
Plaintext
61 lines
1.3 KiB
Plaintext
// Simplified Diffuse shader. Differences from regular Diffuse one:
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// - no Main Color
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// - fully supports only 1 directional light. Other lights can affect it, but it will be per-vertex/SH.
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Shader "Lava Flowing Shader/Diffuse/Distort"
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{
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Properties
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{
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_DistortX ("Distortion in X", Range (0,2)) = 1
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_DistortY ("Distortion in Y", Range (0,2)) = 0
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_MainTex ("_MainTex RGBA", 2D) = "white" {}
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_Distort ("_Distort A", 2D) = "white" {}
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_LavaTex ("_LavaTex RGB", 2D) = "white" {}
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}
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SubShader
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{
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Tags { "RenderType"="Opaque" }
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LOD 150
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CGPROGRAM
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#pragma surface surf Lambert noforwardadd
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sampler2D _MainTex;
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sampler2D _Distort;
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sampler2D _LavaTex;
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fixed _DistortX;
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fixed _DistortY;
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struct Input
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{
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float2 uv2_LavaTex;
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float2 uv_MainTex;
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};
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void surf (Input IN, inout SurfaceOutput o)
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{
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fixed4 c = tex2D(_MainTex, IN.uv_MainTex);
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fixed distort = tex2D(_Distort, IN.uv_MainTex).a;
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fixed2 uv_scroll;
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uv_scroll = fixed2(IN.uv2_LavaTex.x-distort*_DistortX,IN.uv2_LavaTex.y-distort*_DistortY);
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fixed4 tex2 = tex2D(_LavaTex,uv_scroll);
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c.rgb = lerp(tex2.rgb,c.rgb,c.a);
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o.Albedo = c.rgb;
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//Use the below two lines if you want the rock part be diffuse but lava part is unlit
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//o.Albedo = c.rgb*c.a;
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//o.Emission = c.rgb*(1-c.a);
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o.Alpha = c.a;
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}
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ENDCG
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}
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Fallback "Mobile/VertexLit"
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}
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