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17 Bit Software 6: Level 6
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17 Bit - Level 6 (1998)(Epic Marketing)[!].iso
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transform.h
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C/C++ Source or Header
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1991-08-08
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2KB
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69 lines
/*
* transform.h
*
* Copyright (C) 1989, 1991, Craig E. Kolb
* All rights reserved.
*
* This software may be freely copied, modified, and redistributed
* provided that this copyright notice is preserved on all copies.
*
* You may not distribute this software, in whole or in part, as part of
* any commercial product without the express consent of the authors.
*
* There is no warranty or other guarantee of fitness of this software
* for any purpose. It is provided solely "as is".
*
* $Id: transform.h,v 4.0 91/07/17 14:32:33 kolb Exp Locker: kolb $
*
* $Log: transform.h,v $
* Revision 4.0 91/07/17 14:32:33 kolb
* Initial version.
*
*/
#ifndef TRANSFORM_H
#define TRANSFORM_H
typedef voidstar TransRef;
typedef TransRef TransCreateFunc();
/*
* Transformation 'matrix'.
*/
typedef struct RSMatrix {
Float matrix[3][3]; /* Rotation matrix */
Vector translate; /* Translation */
} RSMatrix;
typedef struct {
TransRef (*create)(); /* Create it... */
void (*propagate)(); /* Propagate changes to parameters */
} TransMethods;
/*
* Transformation structure
*/
typedef struct Trans {
TransRef tr; /* transform data */
TransMethods *methods; /* transform methods */
ExprAssoc *assoc; /* animated parameters */
short animated; /* is the transformation animated? */
RSMatrix trans, /* object space --> world space */
itrans; /* worldspace --> object space */
struct Trans *next, *prev;
} Trans;
extern void MatrixMult(), MatrixCopy(), MatrixInit(), MatrixInvert(),
TransCopy(), TransInit(), TransInvert(),
TransCompose(),
VecTransform(), PointTransform(), NormalTransform();
extern Trans *TransCreate();
extern RSMatrix *MatrixCreate();
void RotationMatrix(), TranslationMatrix(),
ScaleMatrix(), ArbitraryMatrix(), CoordSysTransform();
extern Float RayTransform();
#endif /* TRANSFORM_H */