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49 lines
984 B
Haxe
49 lines
984 B
Haxe
package funkin.graphics.shaders;
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import flixel.system.FlxAssets.FlxShader;
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import flixel.util.FlxColor;
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import openfl.display.BitmapData;
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class TextureSwap extends FlxShader
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{
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public var swappedImage(default, set):BitmapData;
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public var amount(default, set):Float;
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function set_swappedImage(_bitmapData:BitmapData):BitmapData
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{
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image.input = _bitmapData;
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return _bitmapData;
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}
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function set_amount(val:Float):Float
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{
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fadeAmount.value = [val];
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return val;
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}
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@:glFragmentSource('
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#pragma header
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uniform sampler2D image;
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uniform float fadeAmount;
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void main()
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{
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vec4 tex = flixel_texture2D(bitmap, openfl_TextureCoordv);
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vec4 tex2 = flixel_texture2D(image, openfl_TextureCoordv);
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vec4 finalColor = mix(tex, vec4(tex2.rgb, tex.a), fadeAmount);
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gl_FragColor = finalColor;
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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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this.amount = 1;
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}
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}
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