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16 lines
365 B
C
16 lines
365 B
C
#include "v3d.h"
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void v3d_to_v2d(v3d *v3, int nbvertex, int width, int height, float distance, v2d *v2) {
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int i;
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for (i=0;i<nbvertex;++i) {
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if (v3[i].z > 2) {
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int Xp, Yp;
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F2I((distance * v3[i].x / v3[i].z),Xp);
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F2I((distance * v3[i].y / v3[i].z),Yp);
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v2[i].x = Xp + (width>>1);
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v2[i].y = -Yp + (height>>1);
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}
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else v2[i].x=v2[i].y=-666;
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}
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}
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