add some shaders
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6
assets/shaders/black_and_white.glsl
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6
assets/shaders/black_and_white.glsl
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vec4 effect(vec4 color, Image tex, vec2 uv, vec2 px)
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{
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vec4 c = Texel(tex, uv);
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float gray = dot(c.rgb, vec3(0.299, 0.587, 0.114)); // магические числа человеческого восприятия
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return vec4(vec3(gray), c.a);
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}
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5
assets/shaders/invert_color.glsl
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assets/shaders/invert_color.glsl
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vec4 effect(vec4 color, Image tex, vec2 uv, vec2 px)
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{
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vec4 c = Texel(tex, uv);
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return vec4(vec3(1.0) - c.rgb, c.a);
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}
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