Created
April 15, 2018 19:33
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Marching Ants
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| /** | |
| Drag marching ants on SKShapeNode stroke | |
| https://stackoverflow.com/questions/16838907/drawing-marching-ants-using-directx | |
| */ | |
| void main() { | |
| float w = ((int)(v_tex_coord.x + v_tex_coord.y + (u_time*4)) % 8); | |
| gl_FragColor = (w < 4 ? vec4(1,1,1,0) : vec4(0.48,0.84,0.99,1)); | |
| } |
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