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psxmath.h

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00001 /* SCEI CONFIDENTIAL

00002  */
00003 /*
00004         Copyright (C) 1997 by Sony Computer Entertainment Inc.

00005         All rights Reserved.

00006 
00007         Ver 1.00        Jun 30, 1997    by N.Yoshioka

00008         Ver 1.01        Aug 08, 1997    by N.Yoshioka

00009                 - "rcos" and "rsin" are added.

00010 */
00011 extern int      is_id_matrix(Matrix *m);
00012 extern Matrix   tr_matrix(Matrix *m);
00013 extern Matrix   mul_matrix(Matrix *m0, Matrix *m1);
00014 extern Vector   outer_product_12(Vector *v0, Vector *v1);
00015 extern Vector   vector_normal(Vector *v);
00016 extern Vector   eigen_vector(Matrix *m);
00017 extern Matrix   eigen_to_mat(Vector *ev);
00018 extern long     ratan2(long y, long x);
00019 extern short    rcos(short r);
00020 extern short    rsin(short r);
00021 extern Matrix   rotmatrix(SVector *sv);

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