backport cont.

[dosdemo] / src / polyclip.h

diff --git a/src/polyclip.h b/src/polyclip.h
deleted file mode 100644 (file)
index adee29d..0000000
--- a/src/polyclip.h
+++ /dev/null
@@ -1,38 +0,0 @@
-#ifndef POLYCLIP_H_
-#define POLYCLIP_H_
-
-#include "3dgfx.h"
-
-struct cplane {
-       float x, y, z;
-       float nx, ny, nz;
-};
-
-enum {
-       CLIP_LEFT, CLIP_RIGHT,
-       CLIP_BOTTOM, CLIP_TOP,
-       CLIP_NEAR, CLIP_FAR
-};
-
-/* Generic polygon clipper
- * returns:
- *  1 -> fully inside, not clipped
- *  0 -> straddling the plane and clipped
- * -1 -> fully outside, not clipped
- * in all cases, vertices are copied to vout, and the vertex count is written
- * to wherever voutnum is pointing
- */
-int clip_poly(struct g3d_vertex *vout, int *voutnum,
-               const struct g3d_vertex *vin, int vnum, struct cplane *plane);
-
-/* only checks if the polygon would be clipped by the plane, and classifies it
- * as inside/outside/straddling, without actually producing a clipped polygon.
- * return values are the same as clip_poly.
- */
-int check_clip_poly(const struct g3d_vertex *v, int vnum, struct cplane *plane);
-
-/* Special-case frustum clipper (might be slightly faster) */
-int clip_frustum(struct g3d_vertex *vout, int *voutnum,
-               const struct g3d_vertex *vin, int vnum, int fplane);
-
-#endif /* POLYCLIP_H_ */