41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/*
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** Copyright 1992, Silicon Graphics, Inc.
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** All Rights Reserved.
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**
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** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;
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** the contents of this file may not be disclosed to third parties, copied or
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** duplicated in any form, in whole or in part, without the prior written
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** permission of Silicon Graphics, Inc.
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**
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** RESTRICTED RIGHTS LEGEND:
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** Use, duplication or disclosure by the Government is subject to restrictions
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** as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data
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** and Computer Software clause at DFARS 252.227-7013, and/or in similar or
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** successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished -
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** rights reserved under the Copyright Laws of the United States.
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*/
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enum {
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XFORM_TRANSLATE = 0,
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XFORM_SCALE,
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XFORM_ROTATE,
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XFORM_ORTHO,
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XFORM_FRUSTUM
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};
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typedef struct _xformRec {
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GLfloat x, y, z;
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GLfloat angle;
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double d1, d2, d3, d4, d5, d6;
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} xFormRec;
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extern void XFormCalcGL(long, xFormRec *);
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extern void XFormCalcTrue(long, xFormRec *, GLfloat *, GLfloat *);
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extern long XFormCompareMatrix(GLfloat *, GLfloat *);
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extern void XFormMake(long *, xFormRec *);
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extern void XFormMakeMatrix(long, xFormRec *, GLfloat *);
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extern long XFormTestBuf(GLfloat *, GLfloat *, GLint, GLenum);
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extern long XFormValid(long, xFormRec *);
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