mirror of
https://github.com/ninjamuffin99/Funkin.git
synced 2024-11-25 16:24:40 +00:00
73 lines
1.7 KiB
Haxe
73 lines
1.7 KiB
Haxe
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package shaderslmfao;
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import flixel.system.FlxAssets.FlxShader;
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class ScreenWipeShader extends FlxShader
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{
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public var daAlphaShit(default, set):Float = 0;
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function set_daAlphaShit(alpha:Float):Float
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{
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alphaShit.value[0] = alpha;
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return alpha;
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}
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@:glFragmentSource('
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#pragma header
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uniform float alphaShit;
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uniform float yPos;
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uniform float xPos;
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uniform sampler2D funnyShit;
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vec3 rgb2hsv(vec3 c)
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{
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vec4 K = vec4(0.0, -1.0 / 3.0, 2.0 / 3.0, -1.0);
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vec4 p = mix(vec4(c.bg, K.wz), vec4(c.gb, K.xy), step(c.b, c.g));
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vec4 q = mix(vec4(p.xyw, c.r), vec4(c.r, p.yzx), step(p.x, c.r));
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float d = q.x - min(q.w, q.y);
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float e = 1.0e-10;
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return vec3(abs(q.z + (q.w - q.y) / (6.0 * d + e)), d / (q.x + e), q.x);
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}
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vec3 hsv2rgb(vec3 c)
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{
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vec4 K = vec4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0);
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vec3 p = abs(fract(c.xxx + K.xyz) * 6.0 - K.www);
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return c.z * mix(K.xxx, clamp(p - K.xxx, 0.0, 1.0), c.y);
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}
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void main()
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{
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vec2 funnyUv = openfl_TextureCoordv;
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vec4 color = flixel_texture2D(bitmap, funnyUv);
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vec2 reallyFunnyUv = vec2(vec2(0.0, 0.0) - gl_FragCoord.xy / openfl_TextureSize.xy);
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vec4 gf = flixel_texture2D(funnyShit, openfl_TextureCoordv);
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vec3 hsvTypeBeat = rgb2hsv(vec3(gf.r, gf.g, gf.b));
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vec4 output = color;
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// .b here actually means value?
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if (hsvTypeBeat.b <= alphaShit)
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color = vec4(0.0, 0.0, 0.0, 0.0);
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gl_FragColor = color;
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}
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')
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public function new()
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{
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super();
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alphaShit.value = [0];
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}
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}
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