mirror of
https://github.com/scratchfoundation/bgfx.git
synced 2024-11-29 02:55:36 -05:00
408 lines
8.1 KiB
Text
408 lines
8.1 KiB
Text
struct v2f {
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vec4 pos;
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vec4 uv;
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vec3 ray;
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};
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uniform vec4 unity_LightmapFade;
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uniform vec4 _ZBufferParams;
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uniform mat4 _ViewToCookie;
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uniform mat4 _View2Shadow;
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uniform samplerCube _ShadowMapTexture;
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uniform vec4 _ProjectionParams;
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uniform sampler2D _LightTextureB0;
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uniform samplerCube _LightTexture0;
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uniform vec4 _LightShadowData;
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uniform vec4 _LightPositionRange;
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uniform vec4 _LightPos;
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uniform vec4 _LightColor;
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uniform sampler2D _CameraNormalsTexture;
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uniform sampler2D _CameraDepthTexture;
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float xll_saturate (
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in float x
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)
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{
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float tmpvar_1;
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tmpvar_1 = clamp (x, 0.0, 1.0);
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return tmpvar_1;
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}
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vec2 xll_saturate (
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in vec2 x
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)
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{
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vec2 tmpvar_1;
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tmpvar_1 = clamp (x, 0.0, 1.0);
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return tmpvar_1;
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}
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vec3 xll_saturate (
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in vec3 x
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)
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{
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vec3 tmpvar_1;
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tmpvar_1 = clamp (x, 0.0, 1.0);
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return tmpvar_1;
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}
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vec4 xll_saturate (
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in vec4 x
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)
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{
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vec4 tmpvar_1;
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tmpvar_1 = clamp (x, 0.0, 1.0);
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return tmpvar_1;
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}
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mat2 xll_saturate (
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in mat2 m
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)
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{
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vec2 tmpvar_1;
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tmpvar_1 = clamp (m[0], 0.0, 1.0);
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vec2 tmpvar_2;
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tmpvar_2 = clamp (m[1], 0.0, 1.0);
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mat2 tmpvar_3;
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vec2 tmpvar_4;
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tmpvar_4 = tmpvar_1;
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tmpvar_3[0] = tmpvar_4;
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vec2 tmpvar_5;
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tmpvar_5 = tmpvar_2;
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tmpvar_3[1] = tmpvar_5;
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return tmpvar_3;
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}
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mat3 xll_saturate (
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in mat3 m
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)
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{
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vec3 tmpvar_1;
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tmpvar_1 = clamp (m[0], 0.0, 1.0);
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vec3 tmpvar_2;
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tmpvar_2 = clamp (m[1], 0.0, 1.0);
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vec3 tmpvar_3;
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tmpvar_3 = clamp (m[2], 0.0, 1.0);
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mat3 tmpvar_4;
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vec3 tmpvar_5;
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tmpvar_5 = tmpvar_1;
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tmpvar_4[0] = tmpvar_5;
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vec3 tmpvar_6;
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tmpvar_6 = tmpvar_2;
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tmpvar_4[1] = tmpvar_6;
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vec3 tmpvar_7;
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tmpvar_7 = tmpvar_3;
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tmpvar_4[2] = tmpvar_7;
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return tmpvar_4;
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}
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mat4 xll_saturate (
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in mat4 m
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)
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{
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vec4 tmpvar_1;
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tmpvar_1 = clamp (m[0], 0.0, 1.0);
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vec4 tmpvar_2;
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tmpvar_2 = clamp (m[1], 0.0, 1.0);
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vec4 tmpvar_3;
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tmpvar_3 = clamp (m[2], 0.0, 1.0);
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vec4 tmpvar_4;
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tmpvar_4 = clamp (m[3], 0.0, 1.0);
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mat4 tmpvar_5;
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vec4 tmpvar_6;
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tmpvar_6 = tmpvar_1;
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tmpvar_5[0] = tmpvar_6;
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vec4 tmpvar_7;
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tmpvar_7 = tmpvar_2;
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tmpvar_5[1] = tmpvar_7;
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vec4 tmpvar_8;
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tmpvar_8 = tmpvar_3;
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tmpvar_5[2] = tmpvar_8;
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vec4 tmpvar_9;
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tmpvar_9 = tmpvar_4;
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tmpvar_5[3] = tmpvar_9;
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return tmpvar_5;
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}
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mat3 xll_constructMat3 (
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in mat4 m
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)
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{
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vec3 tmpvar_1;
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tmpvar_1 = m[0].xyz;
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vec3 tmpvar_2;
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tmpvar_2 = m[1].xyz;
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vec3 tmpvar_3;
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tmpvar_3 = m[2].xyz;
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mat3 tmpvar_4;
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vec3 tmpvar_5;
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tmpvar_5 = tmpvar_1;
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tmpvar_4[0] = tmpvar_5;
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vec3 tmpvar_6;
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tmpvar_6 = tmpvar_2;
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tmpvar_4[1] = tmpvar_6;
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vec3 tmpvar_7;
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tmpvar_7 = tmpvar_3;
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tmpvar_4[2] = tmpvar_7;
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return tmpvar_4;
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}
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float Luminance (
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in vec3 c
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)
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{
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float tmpvar_1;
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tmpvar_1 = dot (c, vec3(0.22, 0.707, 0.071));
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return tmpvar_1;
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}
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float Linear01Depth (
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in float z
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)
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{
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return (1.0 / ((_ZBufferParams.x * z) + _ZBufferParams.y));
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}
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float DecodeFloatRGBA (
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in vec4 enc
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)
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{
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vec4 kDecodeDot;
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vec4 tmpvar_1;
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tmpvar_1 = vec4(1.0, 0.00392157, 1.53787e-05, 0.0);
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kDecodeDot = tmpvar_1;
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float tmpvar_2;
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tmpvar_2 = dot (enc, kDecodeDot);
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return tmpvar_2;
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}
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float SampleCubeDistance (
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in vec3 vec
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)
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{
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vec4 packDist;
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vec4 tmpvar_1;
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tmpvar_1 = textureCube (_ShadowMapTexture, vec);
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vec4 tmpvar_2;
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tmpvar_2 = tmpvar_1;
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packDist = tmpvar_2;
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float tmpvar_3;
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tmpvar_3 = DecodeFloatRGBA (packDist);
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return tmpvar_3;
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}
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float unitySampleShadow (
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in vec3 vec,
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in float mydist
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)
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{
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float dist;
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float tmpvar_1;
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tmpvar_1 = SampleCubeDistance (vec);
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float tmpvar_2;
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tmpvar_2 = tmpvar_1;
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dist = tmpvar_2;
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float tmpvar_3;
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if ((dist < mydist)) {
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tmpvar_3 = _LightShadowData.x;
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} else {
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tmpvar_3 = 1.0;
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};
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return tmpvar_3;
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}
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float ComputeShadow (
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in vec3 vec,
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in vec2 uv
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)
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{
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float mydist;
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float fade;
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float tmpvar_1;
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tmpvar_1 = ((vec.z * _LightShadowData.z) + _LightShadowData.w);
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fade = tmpvar_1;
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float tmpvar_2;
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tmpvar_2 = xll_saturate (fade);
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float tmpvar_3;
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tmpvar_3 = tmpvar_2;
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fade = tmpvar_3;
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mat3 tmpvar_4;
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tmpvar_4 = (xll_constructMat3 (_View2Shadow));
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vec3 tmpvar_5;
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tmpvar_5 = (tmpvar_4 * vec);
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vec = tmpvar_5;
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float tmpvar_6;
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tmpvar_6 = length (vec);
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float tmpvar_7;
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tmpvar_7 = (tmpvar_6 * _LightPositionRange.w);
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mydist = tmpvar_7;
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float tmpvar_8;
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tmpvar_8 = (mydist * 0.97);
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mydist = tmpvar_8;
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float tmpvar_9;
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tmpvar_9 = unitySampleShadow (vec, mydist);
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return tmpvar_9;
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return 1.0;
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}
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vec4 frag (
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in v2f i
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)
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{
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float fade;
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vec4 res;
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float spec;
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vec3 h;
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float diff;
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float atten;
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float att;
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vec3 lightDir;
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vec3 tolight;
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vec3 vpos;
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float depth;
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vec3 normal;
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vec4 nspec;
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vec2 uv;
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vec3 tmpvar_1;
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tmpvar_1 = (i.ray * (_ProjectionParams.z / i.ray.z));
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i.ray = tmpvar_1;
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vec2 tmpvar_2;
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tmpvar_2 = (i.uv.xy / i.uv.w);
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uv = tmpvar_2;
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vec4 tmpvar_3;
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tmpvar_3 = texture2D (_CameraNormalsTexture, uv);
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vec4 tmpvar_4;
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tmpvar_4 = tmpvar_3;
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nspec = tmpvar_4;
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vec3 tmpvar_5;
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tmpvar_5 = ((nspec.xyz * 2.0) - 1.0);
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normal = tmpvar_5;
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vec3 tmpvar_6;
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tmpvar_6 = normalize (normal);
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vec3 tmpvar_7;
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tmpvar_7 = tmpvar_6;
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normal = tmpvar_7;
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vec4 tmpvar_8;
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tmpvar_8 = texture2D (_CameraDepthTexture, uv);
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float tmpvar_9;
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tmpvar_9 = tmpvar_8.x;
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depth = tmpvar_9;
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float tmpvar_10;
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tmpvar_10 = Linear01Depth (depth);
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float tmpvar_11;
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tmpvar_11 = tmpvar_10;
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depth = tmpvar_11;
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vec3 tmpvar_12;
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tmpvar_12 = (i.ray * depth);
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vpos = tmpvar_12;
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vec3 tmpvar_13;
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tmpvar_13 = (_LightPos.xyz - vpos);
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tolight = tmpvar_13;
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vec3 tmpvar_14;
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tmpvar_14 = normalize (tolight);
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vec3 tmpvar_15;
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tmpvar_15 = tmpvar_14;
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lightDir = tmpvar_15;
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float tmpvar_16;
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tmpvar_16 = dot (tolight, tolight);
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float tmpvar_17;
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tmpvar_17 = (tmpvar_16 * _LightPos.w);
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att = tmpvar_17;
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vec2 tmpvar_18;
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tmpvar_18 = vec2(att);
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vec2 tmpvar_19;
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tmpvar_19 = tmpvar_18.xy;
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vec4 tmpvar_20;
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tmpvar_20 = texture2D (_LightTextureB0, tmpvar_19);
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float tmpvar_21;
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tmpvar_21 = tmpvar_20.w;
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atten = tmpvar_21;
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float tmpvar_22;
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tmpvar_22 = ComputeShadow (-(tolight), uv);
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float tmpvar_23;
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tmpvar_23 = (atten * tmpvar_22);
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atten = tmpvar_23;
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vec4 tmpvar_24;
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tmpvar_24.w = 1.0;
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tmpvar_24.xyz = vpos.xyz;
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vec4 tmpvar_25;
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tmpvar_25 = textureCube (_LightTexture0, (_ViewToCookie * tmpvar_24).xyz);
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float tmpvar_26;
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tmpvar_26 = (atten * tmpvar_25.w);
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atten = tmpvar_26;
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float tmpvar_27;
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tmpvar_27 = dot (lightDir, normal);
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float tmpvar_28;
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tmpvar_28 = max (0.0, tmpvar_27);
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float tmpvar_29;
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tmpvar_29 = tmpvar_28;
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diff = tmpvar_29;
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vec3 tmpvar_30;
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tmpvar_30 = normalize (vpos);
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vec3 tmpvar_31;
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tmpvar_31 = normalize ((lightDir - tmpvar_30));
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vec3 tmpvar_32;
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tmpvar_32 = tmpvar_31;
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h = tmpvar_32;
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float tmpvar_33;
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tmpvar_33 = dot (h, normal);
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float tmpvar_34;
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tmpvar_34 = max (0.0, tmpvar_33);
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float tmpvar_35;
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tmpvar_35 = pow (tmpvar_34, (nspec.w * 128.0));
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float tmpvar_36;
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tmpvar_36 = tmpvar_35;
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spec = tmpvar_36;
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float tmpvar_37;
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tmpvar_37 = xll_saturate (atten);
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float tmpvar_38;
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tmpvar_38 = (spec * tmpvar_37);
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spec = tmpvar_38;
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vec3 tmpvar_39;
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tmpvar_39 = (_LightColor.xyz * (diff * atten));
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res.xyz = tmpvar_39.xyz.xyz;
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float tmpvar_40;
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tmpvar_40 = Luminance (_LightColor.xyz);
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float tmpvar_41;
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tmpvar_41 = (spec * tmpvar_40);
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res.w = vec4(tmpvar_41).w;
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float tmpvar_42;
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tmpvar_42 = ((vpos.z * unity_LightmapFade.z) + unity_LightmapFade.w);
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fade = tmpvar_42;
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float tmpvar_43;
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tmpvar_43 = xll_saturate ((1.0 - fade));
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vec4 tmpvar_44;
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tmpvar_44 = (res * tmpvar_43);
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res = tmpvar_44;
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vec4 tmpvar_45;
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tmpvar_45 = exp2 (-(res));
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return tmpvar_45;
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}
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void main ()
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{
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v2f xlt_i;
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vec4 xl_retval;
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vec4 tmpvar_1;
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tmpvar_1 = vec4(0.0, 0.0, 0.0, 0.0);
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xlt_i.pos = tmpvar_1;
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vec4 tmpvar_2;
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tmpvar_2 = gl_TexCoord[0].xyzw;
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vec4 tmpvar_3;
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tmpvar_3 = tmpvar_2;
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xlt_i.uv = tmpvar_3;
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vec3 tmpvar_4;
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tmpvar_4 = gl_TexCoord[1].xyz;
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vec3 tmpvar_5;
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tmpvar_5 = tmpvar_4;
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xlt_i.ray = tmpvar_5;
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vec4 tmpvar_6;
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tmpvar_6 = frag (xlt_i);
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vec4 tmpvar_7;
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tmpvar_7 = tmpvar_6;
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xl_retval = tmpvar_7;
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vec4 tmpvar_8;
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tmpvar_8 = xl_retval.xyzw;
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vec4 tmpvar_9;
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tmpvar_9 = tmpvar_8;
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gl_FragData[0] = tmpvar_9;
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}
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