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https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-11-11 04:54:06 +01:00
22 lines
494 B
Plaintext
22 lines
494 B
Plaintext
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//
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// Simple passthrough fragment shader
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//
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varying vec2 v_vTexcoord;
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varying vec4 v_vColour;
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uniform vec2 dimension;
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uniform vec2 center;
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uniform float strength;
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uniform float radius;
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void main() {
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vec2 pixelPos = v_vTexcoord * dimension;
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vec2 to = center - pixelPos;
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float dis = distance(center, pixelPos);
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float eff = 1. - clamp(dis / radius, 0., 1.);
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vec2 tex = pixelPos + to * eff * strength;
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tex /= dimension;
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gl_FragColor = v_vColour * texture2D( gm_BaseTexture, tex );
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}
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