# Code coverage report for src/shader/source/compositor/upsample.glsl.js

# all files / src/shader/source/compositor/ upsample.glsl.js

100% Statements 1/1
100% Branches 0/0
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100% Lines 1/1

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     export default "\n@export clay.compositor.upsample\n#define HIGH_QUALITY\nuniform sampler2D texture;\nuniform vec2 textureSize : [512, 512];\nuniform float sampleScale: 0.5;\nvarying vec2 v_Texcoord;\n@import clay.util.rgbm\n@import clay.util.clamp_sample\nvoid main()\n{\n#ifdef HIGH_QUALITY\n    vec4 d = vec4(1.0, 1.0, -1.0, 0.0) / textureSize.xyxy * sampleScale;\n    vec4 s;\n    s  = decodeHDR(clampSample(texture, v_Texcoord - d.xy));\n    s += decodeHDR(clampSample(texture, v_Texcoord - d.wy)) * 2.0;\n    s += decodeHDR(clampSample(texture, v_Texcoord - d.zy));\n    s += decodeHDR(clampSample(texture, v_Texcoord + d.zw)) * 2.0;\n    s += decodeHDR(clampSample(texture, v_Texcoord       )) * 4.0;\n    s += decodeHDR(clampSample(texture, v_Texcoord + d.xw)) * 2.0;\n    s += decodeHDR(clampSample(texture, v_Texcoord + d.zy));\n    s += decodeHDR(clampSample(texture, v_Texcoord + d.wy)) * 2.0;\n    s += decodeHDR(clampSample(texture, v_Texcoord + d.xy));\n    gl_FragColor = encodeHDR(s / 16.0);\n#else\n    vec4 d = vec4(-1.0, -1.0, +1.0, +1.0) / textureSize.xyxy;\n    vec4 s;\n    s  = decodeHDR(clampSample(texture, v_Texcoord + d.xy));\n    s += decodeHDR(clampSample(texture, v_Texcoord + d.zy));\n    s += decodeHDR(clampSample(texture, v_Texcoord + d.xw));\n    s += decodeHDR(clampSample(texture, v_Texcoord + d.zw));\n    gl_FragColor = encodeHDR(s / 4.0);\n#endif\n}\n@end";