7 lines
2.5 KiB
JavaScript
7 lines
2.5 KiB
JavaScript
shadow$provide.module$node_modules$pixi_DOT_js$lib$scene$text$sdfShader$shader_bits$mSDFBit = function(global, require, module, exports) {
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exports.mSDFBit = {name:"msdf-bit", fragment:{header:"\n fn calculateMSDFAlpha(msdfColor:vec4\x3cf32\x3e, shapeColor:vec4\x3cf32\x3e, distance:f32) -\x3e f32 {\n\n // MSDF\n var median \x3d msdfColor.r + msdfColor.g + msdfColor.b -\n min(msdfColor.r, min(msdfColor.g, msdfColor.b)) -\n max(msdfColor.r, max(msdfColor.g, msdfColor.b));\n\n // SDF\n median \x3d min(median, msdfColor.a);\n\n var screenPxDistance \x3d distance * (median - 0.5);\n var alpha \x3d clamp(screenPxDistance + 0.5, 0.0, 1.0);\n if (median \x3c 0.01) {\n alpha \x3d 0.0;\n } else if (median \x3e 0.99) {\n alpha \x3d 1.0;\n }\n\n // Gamma correction for coverage-like alpha\n var luma: f32 \x3d dot(shapeColor.rgb, vec3\x3cf32\x3e(0.299, 0.587, 0.114));\n var gamma: f32 \x3d mix(1.0, 1.0 / 2.2, luma);\n var coverage: f32 \x3d pow(shapeColor.a * alpha, gamma);\n\n return coverage;\n\n }\n "}};
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exports.mSDFBitGl = {name:"msdf-bit", fragment:{header:"\n float calculateMSDFAlpha(vec4 msdfColor, vec4 shapeColor, float distance) {\n\n // MSDF\n float median \x3d msdfColor.r + msdfColor.g + msdfColor.b -\n min(msdfColor.r, min(msdfColor.g, msdfColor.b)) -\n max(msdfColor.r, max(msdfColor.g, msdfColor.b));\n\n // SDF\n median \x3d min(median, msdfColor.a);\n\n float screenPxDistance \x3d distance * (median - 0.5);\n float alpha \x3d clamp(screenPxDistance + 0.5, 0.0, 1.0);\n\n if (median \x3c 0.01) {\n alpha \x3d 0.0;\n } else if (median \x3e 0.99) {\n alpha \x3d 1.0;\n }\n\n // Gamma correction for coverage-like alpha\n float luma \x3d dot(shapeColor.rgb, vec3(0.299, 0.587, 0.114));\n float gamma \x3d mix(1.0, 1.0 / 2.2, luma);\n float coverage \x3d pow(shapeColor.a * alpha, gamma);\n\n return coverage;\n }\n "}};
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};
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//# sourceMappingURL=module$node_modules$pixi_DOT_js$lib$scene$text$sdfShader$shader_bits$mSDFBit.js.map
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