dc28d75792
Hard-light is just overlay with the parameters reversed. Change-Id: I6cf5963b1252cba3a7b71a56f4094a070188f8b2 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/527503 Reviewed-by: Brian Osman <brianosman@google.com> Commit-Queue: John Stiles <johnstiles@google.com> Auto-Submit: John Stiles <johnstiles@google.com>
54 lines
2.5 KiB
GLSL
54 lines
2.5 KiB
GLSL
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out vec4 sk_FragColor;
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uniform vec4 src;
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uniform vec4 dst;
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vec3 blend_set_color_saturation_helper_Qh3h3h(vec3 minMidMax, float sat) {
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vec2 delta = minMidMax.yz - minMidMax.xx;
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return delta.y >= 9.9999997473787516e-06 ? vec3(0.0, (delta.x / delta.y) * sat, sat) : vec3(0.0);
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}
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vec4 blend_hslc_h4h4h4hb(vec4 src, vec4 dst, float flip, bool saturate) {
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float alpha = dst.w * src.w;
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vec3 sda = src.xyz * dst.w;
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vec3 dsa = dst.xyz * src.w;
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vec3 l = mix(sda, dsa, flip);
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vec3 r = mix(dsa, sda, flip);
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if (saturate) {
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vec3 _0_blend_set_color_saturation;
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float _1_sat = max(max(r.x, r.y), r.z) - min(min(r.x, r.y), r.z);
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if (l.x <= l.y) {
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if (l.y <= l.z) {
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_0_blend_set_color_saturation = blend_set_color_saturation_helper_Qh3h3h(l, _1_sat);
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} else if (l.x <= l.z) {
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_0_blend_set_color_saturation = blend_set_color_saturation_helper_Qh3h3h(l.xzy, _1_sat).xzy;
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} else {
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_0_blend_set_color_saturation = blend_set_color_saturation_helper_Qh3h3h(l.zxy, _1_sat).yzx;
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}
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} else if (l.x <= l.z) {
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_0_blend_set_color_saturation = blend_set_color_saturation_helper_Qh3h3h(l.yxz, _1_sat).yxz;
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} else if (l.y <= l.z) {
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_0_blend_set_color_saturation = blend_set_color_saturation_helper_Qh3h3h(l.yzx, _1_sat).zxy;
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} else {
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_0_blend_set_color_saturation = blend_set_color_saturation_helper_Qh3h3h(l.zyx, _1_sat).zyx;
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}
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l = _0_blend_set_color_saturation;
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r = dsa;
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}
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vec3 _2_blend_set_color_luminance;
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float _3_lum = dot(vec3(0.30000001192092896, 0.5899999737739563, 0.10999999940395355), r);
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vec3 _4_result = (_3_lum - dot(vec3(0.30000001192092896, 0.5899999737739563, 0.10999999940395355), l)) + l;
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float _5_minComp = min(min(_4_result.x, _4_result.y), _4_result.z);
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float _6_maxComp = max(max(_4_result.x, _4_result.y), _4_result.z);
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if (_5_minComp < 0.0 && _3_lum != _5_minComp) {
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_4_result = _3_lum + (_4_result - _3_lum) * (_3_lum / (_3_lum - _5_minComp));
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}
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if (_6_maxComp > alpha && _6_maxComp != _3_lum) {
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_2_blend_set_color_luminance = _3_lum + ((_4_result - _3_lum) * (alpha - _3_lum)) / (_6_maxComp - _3_lum);
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} else {
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_2_blend_set_color_luminance = _4_result;
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}
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return vec4((((_2_blend_set_color_luminance + dst.xyz) - dsa) + src.xyz) - sda, (src.w + dst.w) - alpha);
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}
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void main() {
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sk_FragColor = blend_hslc_h4h4h4hb(src, dst, 1.0, false);
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}
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