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109 lines
2.4 KiB
GLSL
109 lines
2.4 KiB
GLSL
//////////////////////////////////////////////
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/// 2DxFX - 2D SPRITE FX - by VETASOFT 2016 //
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/// http://unity3D.vetasoft.com/ //
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//////////////////////////////////////////////
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Shader "2DxFX/AL/PlasmaShield"
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{
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Properties
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{
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[PerRendererData] _MainTex("Sprite Texture", 2D) = "white" {}
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_Size("Size", Range(4,128)) = 4
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_Color("Tint", Color) = (1,1,1,1)
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_ColorX("Tint", Color) = (1,1,1,1)
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_Offset("Offset", Range(4,128)) = 4
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_Alpha("Alpha", Range(0,1)) = 1.0
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[HideInInspector]_SrcBlend("_SrcBlend", Float) = 0
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[HideInInspector]_DstBlend("_DstBlend", Float) = 0
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[HideInInspector]_BlendOp("_BlendOp",Float) = 0
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[HideInInspector]_Z("_Z", Float) = 0
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}
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SubShader
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{
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Tags
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{
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"IgnoreProjector" = "True"
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"RenderType" = "TransparentCutout"
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"PreviewType" = "Plane"
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"CanUseSpriteAtlas" = "True"
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}
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Cull Off
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Lighting Off
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ZWrite[_Z]
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BlendOp[_BlendOp]
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Blend[_SrcBlend][_DstBlend]
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CGPROGRAM
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#pragma surface surf Lambert vertex:vert nofog keepalpha addshadow fullforwardshadows
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#pragma target 3.0
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sampler2D _MainTex;
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float _Offset;
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float _Alpha;
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float4 _Color;
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float4 _ColorX;
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float _Size;
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float _TimeX;
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struct Input
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{
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float2 uv_MainTex;
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float4 color;
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};
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void vert(inout appdata_full v, out Input o)
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{
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v.vertex = UnityPixelSnap(v.vertex);
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UNITY_INITIALIZE_OUTPUT(Input, o);
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o.color = v.color * _Color;
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}
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inline float mod(float x,float modu)
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{
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return x - floor(x * (1.0 / modu)) * modu;
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}
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float4 rainbow(float t)
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{
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t = mod(t,1.0);
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float tx = t * _Size;
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float r = clamp(tx - 2.0, 0.0, 1.0) + clamp(2.0 - tx, 0.0, 1.0);
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return float4(_ColorX.r, _ColorX.g, _ColorX.b,1 - r + (1. - _ColorX.a));
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}
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float4 plasma(float2 uv)
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{
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_TimeX=_Time.y;
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float a = 1.1 + _TimeX * 2.25 + _Offset;
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float x1 = 2.0*uv.x;
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float n = sin(a + x1) + sin(a - x1) + sin(a + 2.0 * uv.y) + sin(a + 5.0 * uv.y);
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n = mod(((5.0 + n) / 5.0), 1.0);
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float3 nx = tex2D(_MainTex, uv);
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n += nx.r * 0.2 + nx.g * 0.4 + nx.b * 0.2;
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return rainbow(n);
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}
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void surf(Input IN, inout SurfaceOutput o)
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{
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float2 p = IN.uv_MainTex;
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float4 c = tex2D(_MainTex,p) * IN.color;
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c.a = c.a*(1 - _Alpha);
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float alpha = tex2D(_MainTex, IN.uv_MainTex).a;
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float4 sortie = plasma(IN.uv_MainTex);
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sortie.a = sortie.a*alpha - _Alpha;
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float4 col = sortie*IN.color;
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o.Albedo = col.rgb * col.a;
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o.Alpha = col.a;
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clip(o.Alpha - 0.05);
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}
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ENDCG
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}
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Fallback "Transparent/VertexLit"
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} |