83 lines
2.2 KiB
C
83 lines
2.2 KiB
C
#ifndef _select_h_
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#define _select_h_
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/*
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** Copyright 1991, 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** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;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 Unpublished -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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** $Revision: 1.3 $
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** $Date: 1992/10/13 14:13:28 $
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*/
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#include "types.h"
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typedef struct __GLselectMachineRec {
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/*
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** This is true when the last primitive to execute hit (intersected)
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** the selection box. Whenever the name stack is manipulated this
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** bit is cleared.
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*/
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GLboolean hit;
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/*
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** Name stack.
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*/
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GLuint *stack;
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GLuint *sp;
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/*
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** The user specified result array overflows, this bit is set.
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*/
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GLboolean overFlowed;
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/*
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** User specified result array. As primitives are processed names
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** will be entered into this array.
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*/
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GLuint *resultBase;
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/*
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** Current pointer into the result array.
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*/
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GLuint *result;
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/*
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** The number of GLint's that the array can hold.
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*/
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GLint resultLength;
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/*
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** Number of hits
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*/
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GLint hits;
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/*
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** Pointer to z values for last hit.
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*/
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GLuint *z;
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} __GLselectMachine;
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extern void __glSelectHit(__GLcontext *gc, __GLfloat z);
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#ifdef NT
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extern void FASTCALL __glSelectLine(__GLcontext *gc, __GLvertex *a, __GLvertex *b, GLuint flags);
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#else
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extern void FASTCALL __glSelectLine(__GLcontext *gc, __GLvertex *a, __GLvertex *b);
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#endif
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extern void FASTCALL __glSelectPoint(__GLcontext *gc, __GLvertex *v);
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extern void FASTCALL __glSelectTriangle(__GLcontext *gc, __GLvertex *a, __GLvertex *b,
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__GLvertex *c);
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#endif
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