mirror of
https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-11-11 13:03:49 +01:00
24 lines
493 B
Plaintext
24 lines
493 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 float scale;
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uniform int axis;
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uniform int shift;
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void main() {
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gl_FragColor = texture2D( gm_BaseTexture, v_vTexcoord );
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if(gl_FragColor.a == 0.) return;
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vec2 pos = v_vTexcoord * dimension;
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float prog = axis == 0? pos.x : pos.y;
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prog -= float(shift);
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prog /= scale;
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prog = prog - floor(prog / 2.) * 2.;
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if(prog >= 1.) gl_FragColor = v_vColour;
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}
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