Microsoft-3D-Movie-Maker/cd12/BREN/INC/VECTOR.H
2022-05-03 16:31:19 -07:00

124 lines
2.3 KiB
C

/*
* Copyright (c) 1992,1993-1995 by Argonaut Technologies Limited. All rights reserved.
*
* $Id: vector.h 1.9 1995/06/30 16:09:07 sam Exp $
* $Locker: $
*
* Vector types
*/
#ifndef _VECTOR_H_
#define _VECTOR_H_
#ifdef __cplusplus
extern "C" {
#endif
/*
* Vector types
*/
typedef struct br_vector2 {
br_scalar v[2];
} br_vector2;
typedef struct br_vector3 {
br_scalar v[3];
} br_vector3;
typedef struct br_vector4 {
br_scalar v[4];
} br_vector4;
/*
* Integer vectors (used for integer bounding boxes)
*/
typedef struct br_vector2i {
br_int_32 v[2];
} br_vector2i;
typedef struct br_vector3i {
br_int_32 v[3];
} br_vector3i;
typedef struct br_vector4i {
br_int_32 v[4];
} br_vector4i;
/*
* Fraction vector types
*/
typedef struct br_fvector2 {
br_fraction v[2];
} br_fvector2;
typedef struct br_fvector3 {
br_fraction v[3];
} br_fvector3;
typedef struct br_fvector4 {
br_fraction v[4];
} br_fvector4;
/*
* General structures for describing an axis aligned bounds
*/
typedef struct br_bounds2 {
br_vector2 min; /* Minimum corner */
br_vector2 max; /* Maximum corner */
} br_bounds2;
typedef struct br_bounds3 {
br_vector3 min; /* Minimum corner */
br_vector3 max; /* Maximum corner */
} br_bounds3;
typedef struct br_bounds4 {
br_vector4 min; /* Minimum corner */
br_vector4 max; /* Maximum corner */
} br_bounds4;
/*
* Integer bounding boxes
*/
typedef struct br_bounds2i {
br_vector2i min; /* Minimum corner */
br_vector2i max; /* Maximum corner */
} br_bounds2i;
typedef struct br_bounds3i {
br_vector3i min; /* Minimum corner */
br_vector3i max; /* Maximum corner */
} br_bounds3i;
typedef struct br_bounds4i {
br_vector4i min; /* Minimum corner */
br_vector4i max; /* Maximum corner */
} br_bounds4i;
/*
* Backwards compatibility
*/
typedef struct br_bounds3 br_bounds;
/*
* Macros for static initialisation
*/
#define BR_VECTOR2(a,b) {BR_SCALAR(a),BR_SCALAR(b)}
#define BR_VECTOR3(a,b,c) {BR_SCALAR(a),BR_SCALAR(b),BR_SCALAR(c)}
#define BR_VECTOR4(a,b,c,d) {BR_SCALAR(a),BR_SCALAR(b),BR_SCALAR(c),BR_SCALAR(d)}
#define BR_FVECTOR2(a,b) {BR_FRACTION(a),BR_FRACTION(b)}
#define BR_FVECTOR3(a,b,c) {BR_FRACTION(a),BR_FRACTION(b),BR_FRACTION(c)}
#define BR_FVECTOR4(a,b,c,d) {BR_FRACTION(a),BR_FRACTION(b),BR_FRACTION(c),BR_FRACTION(d)}
#ifdef __cplusplus
};
#endif
#endif