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21 lines
418 B
C
21 lines
418 B
C
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#include "v3d.h"
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void
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v3d_to_v2d (v3d * v3, int nbvertex, int width, int height, float distance,
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v2d * v2)
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{
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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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} else
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v2[i].x = v2[i].y = -666;
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}
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}
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