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import { ExtensionType } from '../extensions/Extensions.mjs'; import { BlendModeFilter } from '../filters/blend-modes/BlendModeFilter.mjs'; "use strict"; class ColorBurnBlend extends BlendModeFilter { constructor() { super({ gl: { functions: ` float colorBurn(float base, float blend) { return max((1.0 - ((1.0 - base) / blend)), 0.0); } vec3 blendColorBurn(vec3 base, vec3 blend, float opacity) { vec3 blended = vec3( colorBurn(base.r, blend.r), colorBurn(base.g, blend.g), colorBurn(base.b, blend.b) ); return (blended * opacity + base * (1.0 - opacity)); } `, main: ` finalColor = vec4(blendColorBurn(back.rgb, front.rgb,front.a), blendedAlpha) * uBlend; ` }, gpu: { functions: ` fn colorBurn(base:f32, blend:f32) -> f32 { return max((1.0-((1.0-base)/blend)),0.0); } fn blendColorBurn(base: vec3<f32>, blend: vec3<f32>, opacity: f32) -> vec3<f32> { let blended = vec3<f32>( colorBurn(base.r, blend.r), colorBurn(base.g, blend.g), colorBurn(base.b, blend.b) ); return (blended * opacity + base * (1.0 - opacity)); } `, main: ` out = vec4<f32>(blendColorBurn(back.rgb, front.rgb, front.a), blendedAlpha) * blendUniforms.uBlend; ` } }); } } /** @ignore */ ColorBurnBlend.extension = { name: "color-burn", type: ExtensionType.BlendMode }; export { ColorBurnBlend }; //# sourceMappingURL=ColorBurnBlend.mjs.map