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Annotation of researchv9/jerq/include/3d.h, revision 1.1.1.1

1.1       root        1: #define        ONE     16384           /* guarantee no overflow in xformp */
                      2: typedef short fract;           /* fixed point scaled by ONE */
                      3: typedef fract matrix[4][4];
                      4: typedef short coord[4];
                      5: typedef unsigned short angle;
                      6: typedef struct point3{
                      7:        fract x, y, z, w;
                      8: }Hcoord;
                      9: typedef struct Lpoint3{
                     10:        long x, y, z, w;
                     11: }Hcoordl;
                     12: #define        PI      (angle)32768
                     13: #define        mkangle(x)      cvtangle[x]
                     14: extern angle cvtangle[];
                     15: fract isin(), icos();
                     16: long isqrt();
                     17: #define        XAXIS   0
                     18: #define        YAXIS   1
                     19: #define        ZAXIS   2
                     20: long dot();
                     21: Hcoord cross();
                     22: Hcoordl xformp();
                     23: extern Bitmap *viewport;
                     24: Hcoord hcoord();

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