Francesco Gatti fgatti675
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| vec2 rotateUV(vec2 uv, float rotation) | |
| { | |
| float mid = 0.5; | |
| return vec2( | |
| cos(rotation) * (uv.x - mid) + sin(rotation) * (uv.y - mid) + mid, | |
| cos(rotation) * (uv.y - mid) - sin(rotation) * (uv.x - mid) + mid | |
| ); | |
| } | |
| vec2 rotateUV(vec2 uv, float rotation, vec2 mid) |