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- float ang = angle;
- if (ang < 0) {
- ang = 2 * M_PI + ang;
- }
- if (ang > 2 * M_PI) {
- ang = ang - 2 * M_PI;
- }
- ang = 2 * M_PI - (ang);
- int selectedTex = int(ang / (2*M_PI) * impostorAnglesCount);
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