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282 lines
16 KiB
GLSL
282 lines
16 KiB
GLSL
// Made with Amplify Shader Editor
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// Available at the Unity Asset Store - http://u3d.as/y3X
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Shader "MoreMountains/MM2DReflection"
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{
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Properties
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{
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_ReflectionTexture("ReflectionTexture", 2D) = "white" {}
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_ReflectionTextureStrength("ReflectionTextureStrength", Float) = 1
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_ReflectionTextureSpeed("ReflectionTextureSpeed", Float) = 0
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[Toggle(_USEGRADIENT_ON)] _UseGradient("UseGradient", Float) = 0
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_GradientPower("GradientPower", Float) = 1.24
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_GradientRemap1("GradientRemap1", Color) = (1,1,1,0)
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_GradientRemap0("GradientRemap0", Color) = (0,0,0,0)
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_RenderTexture("RenderTexture", 2D) = "white" {}
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[HideInInspector] _texcoord( "", 2D ) = "white" {}
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[HideInInspector] __dirty( "", Int ) = 1
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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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"RenderType" = "Transparent" "Queue" = "Transparent+0" "IgnoreProjector" = "True" "IsEmissive" = "true"
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}
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Cull Back
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CGINCLUDE
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#include "UnityShaderVariables.cginc"
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#include "UnityPBSLighting.cginc"
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#include "Lighting.cginc"
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#pragma target 3.0
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#pragma shader_feature_local _USEGRADIENT_ON
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struct Input
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{
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float2 uv_texcoord;
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};
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uniform sampler2D _RenderTexture;
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uniform sampler2D _ReflectionTexture;
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uniform float _ReflectionTextureSpeed;
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uniform float _ReflectionTextureStrength;
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uniform float _GradientPower;
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uniform float4 _GradientRemap0;
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uniform float4 _GradientRemap1;
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struct Gradient
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{
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int type;
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int colorsLength;
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int alphasLength;
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float4 colors[8];
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float2 alphas[8];
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};
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Gradient NewGradient(int type, int colorsLength, int alphasLength,
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float4 colors0, float4 colors1, float4 colors2, float4 colors3, float4 colors4,
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float4 colors5, float4 colors6, float4 colors7,
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float2 alphas0, float2 alphas1, float2 alphas2, float2 alphas3, float2 alphas4,
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float2 alphas5, float2 alphas6, float2 alphas7)
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{
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Gradient g;
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g.type = type;
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g.colorsLength = colorsLength;
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g.alphasLength = alphasLength;
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g.colors[0] = colors0;
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g.colors[1] = colors1;
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g.colors[2] = colors2;
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g.colors[3] = colors3;
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g.colors[4] = colors4;
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g.colors[5] = colors5;
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g.colors[6] = colors6;
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g.colors[7] = colors7;
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g.alphas[0] = alphas0;
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g.alphas[1] = alphas1;
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g.alphas[2] = alphas2;
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g.alphas[3] = alphas3;
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g.alphas[4] = alphas4;
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g.alphas[5] = alphas5;
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g.alphas[6] = alphas6;
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g.alphas[7] = alphas7;
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return g;
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}
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float4 SampleGradient(Gradient gradient, float time)
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{
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float3 color = gradient.colors[0].rgb;
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UNITY_UNROLL
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for (int c = 1; c < 8; c++)
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{
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float colorPos = saturate(
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(time - gradient.colors[c - 1].w) / (0.00001 + (gradient.colors[c].w - gradient.colors[c - 1].w)) *
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step(c, (float)gradient.colorsLength - 1));
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color = lerp(color, gradient.colors[c].rgb, lerp(colorPos, step(0.01, colorPos), gradient.type));
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}
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#ifndef UNITY_COLORSPACE_GAMMA
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color = half3(GammaToLinearSpaceExact(color.r), GammaToLinearSpaceExact(color.g),
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GammaToLinearSpaceExact(color.b));
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#endif
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float alpha = gradient.alphas[0].x;
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UNITY_UNROLL
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for (int a = 1; a < 8; a++)
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{
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float alphaPos = saturate(
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(time - gradient.alphas[a - 1].y) / (0.00001 + (gradient.alphas[a].y - gradient.alphas[a - 1].y)) *
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step(a, (float)gradient.alphasLength - 1));
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alpha = lerp(alpha, gradient.alphas[a].x, lerp(alphaPos, step(0.01, alphaPos), gradient.type));
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}
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return float4(color, alpha);
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}
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inline half4 LightingUnlit(SurfaceOutput s, half3 lightDir, half atten)
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{
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return half4(0, 0, 0, s.Alpha);
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}
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void surf(Input i, inout SurfaceOutput o)
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{
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float2 temp_cast_0 = ((_Time.y * _ReflectionTextureSpeed)).xx;
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float2 uv_TexCoord17 = i.uv_texcoord + temp_cast_0;
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float4 appendResult8 = (float4(tex2D(_ReflectionTexture, uv_TexCoord17)));
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float4 appendResult10 = (float4(
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(appendResult8 * (0.0 + (_ReflectionTextureStrength - 0.0) * (0.02 - 0.0) / (1.0 - 0.0))).x, 1, 0.0,
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0.0));
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float2 uv_TexCoord3 = i.uv_texcoord * float2(1, -1) + appendResult10.xy;
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float4 break55 = tex2D(_RenderTexture, uv_TexCoord3);
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float4 appendResult27 = (float4(break55.r, break55.g, break55.b, 0.0));
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o.Emission = appendResult27.xyz;
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float4 temp_cast_5 = (1.0).xxxx;
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Gradient gradient37 = NewGradient(0, 2, 2, float4(0, 0, 0, 0.2794079), float4(1, 1, 1, 1), 0, 0, 0, 0, 0, 0,
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float2(1, 0), float2(1, 1), 0, 0, 0, 0, 0, 0);
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#ifdef _USEGRADIENT_ON
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float4 staticSwitch43 = (_GradientRemap0 + (SampleGradient(gradient37, (i.uv_texcoord.y * _GradientPower)) -
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float4(0, 0, 0, 0)) * (_GradientRemap1 - _GradientRemap0) / (float4(1, 1, 1, 1) - float4(0, 0, 0, 0)));
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#else
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float4 staticSwitch43 = temp_cast_5;
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#endif
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o.Alpha = staticSwitch43.r;
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}
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ENDCG
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CGPROGRAM
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#pragma surface surf Unlit alpha:fade keepalpha fullforwardshadows
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ENDCG
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Pass
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{
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Name "ShadowCaster"
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Tags
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{
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"LightMode" = "ShadowCaster"
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}
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ZWrite On
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CGPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#pragma target 3.0
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#pragma multi_compile_shadowcaster
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#pragma multi_compile UNITY_PASS_SHADOWCASTER
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#pragma skip_variants FOG_LINEAR FOG_EXP FOG_EXP2
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#include "HLSLSupport.cginc"
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#if ( SHADER_API_D3D11 || SHADER_API_GLCORE || SHADER_API_GLES || SHADER_API_GLES3 || SHADER_API_METAL || SHADER_API_VULKAN )
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#define CAN_SKIP_VPOS
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#endif
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#include "UnityCG.cginc"
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#include "Lighting.cginc"
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#include "UnityPBSLighting.cginc"
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sampler3D _DitherMaskLOD;
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struct v2f
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{
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V2F_SHADOW_CASTER;
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float2 customPack1 : TEXCOORD1;
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float3 worldPos : TEXCOORD2;
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UNITY_VERTEX_INPUT_INSTANCE_ID
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UNITY_VERTEX_OUTPUT_STEREO
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};
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v2f vert(appdata_full v)
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{
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v2f o;
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UNITY_SETUP_INSTANCE_ID(v);
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UNITY_INITIALIZE_OUTPUT(v2f, o);
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UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);
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UNITY_TRANSFER_INSTANCE_ID(v, o);
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Input customInputData;
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float3 worldPos = mul(unity_ObjectToWorld, v.vertex).xyz;
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half3 worldNormal = UnityObjectToWorldNormal(v.normal);
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o.customPack1.xy = customInputData.uv_texcoord;
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o.customPack1.xy = v.texcoord;
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o.worldPos = worldPos;
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TRANSFER_SHADOW_CASTER_NORMALOFFSET(o)
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return o;
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}
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half4 frag(v2f IN
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#if !defined( CAN_SKIP_VPOS )
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, UNITY_VPOS_TYPE vpos : VPOS
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#endif
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) : SV_Target
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{
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UNITY_SETUP_INSTANCE_ID(IN);
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Input surfIN;
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UNITY_INITIALIZE_OUTPUT(Input, surfIN);
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surfIN.uv_texcoord = IN.customPack1.xy;
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float3 worldPos = IN.worldPos;
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half3 worldViewDir = normalize(UnityWorldSpaceViewDir(worldPos));
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SurfaceOutput o;
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UNITY_INITIALIZE_OUTPUT(SurfaceOutput, o)
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surf(surfIN, o);
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#if defined( CAN_SKIP_VPOS )
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float2 vpos = IN.pos;
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#endif
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half alphaRef = tex3D(_DitherMaskLOD, float3(vpos.xy * 0.25, o.Alpha * 0.9375)).a;
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clip(alphaRef - 0.01);
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SHADOW_CASTER_FRAGMENT(IN)
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}
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ENDCG
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}
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}
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Fallback "Diffuse"
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}
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/*ASEBEGIN
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Version=18800
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Node;AmplifyShaderEditor.RangedFloatNode;15;-2969.483,-384.1354;Float;False;Property;_ReflectionTextureSpeed;ReflectionTextureSpeed;2;0;Create;True;0;0;0;False;0;False;0;0;0;0;0;1;FLOAT;0
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WireConnection;16;0;14;0
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WireConnection;16;1;15;0
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WireConnection;17;1;16;0
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WireConnection;4;1;17;0
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WireConnection;8;0;4;0
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WireConnection;12;0;11;0
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WireConnection;13;0;8;0
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WireConnection;13;1;12;0
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WireConnection;10;0;13;0
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WireConnection;10;1;5;2
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WireConnection;3;1;10;0
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WireConnection;39;0;35;2
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WireConnection;39;1;38;0
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WireConnection;56;1;3;0
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WireConnection;36;0;37;0
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WireConnection;36;1;39;0
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WireConnection;55;0;56;0
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WireConnection;40;0;36;0
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WireConnection;40;3;41;0
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WireConnection;40;4;42;0
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WireConnection;27;0;55;0
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WireConnection;27;1;55;1
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WireConnection;27;2;55;2
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WireConnection;43;1;44;0
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WireConnection;43;0;40;0
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WireConnection;32;2;27;0
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WireConnection;32;9;43;0
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ASEEND*/
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//CHKSM=E3715DFFF7D3453E83B992A34567E160F84DCC37 |