95 lines
2.7 KiB
C
95 lines
2.7 KiB
C
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/*
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** Copyright 1991,1992, 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** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;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 Unpublished -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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** $Revision: 1.8 $
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** $Date: 1993/08/31 16:23:06 $
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*/
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#include "precomp.h"
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#pragma hdrstop
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#include "devlock.h"
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#ifdef NT
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void APIPRIVATE __glim_Bitmap(GLsizei w, GLsizei h, GLfloat xOrig, GLfloat yOrig,
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GLfloat xMove, GLfloat yMove, const GLubyte *bitmap,
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GLboolean _IsDlist)
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#else
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void APIPRIVATE __glim_Bitmap(GLsizei w, GLsizei h, GLfloat xOrig, GLfloat yOrig,
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GLfloat xMove, GLfloat yMove, const GLubyte *bitmap)
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#endif
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{
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__GL_SETUP();
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GLuint beginMode;
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BOOL bResetViewportAdj = FALSE;
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beginMode = gc->beginMode;
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if (beginMode != __GL_NOT_IN_BEGIN) {
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if (beginMode == __GL_NEED_VALIDATE) {
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(*gc->procs.validate)(gc);
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gc->beginMode = __GL_NOT_IN_BEGIN;
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__glim_Bitmap(w,h,xOrig,yOrig,
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xMove,yMove,bitmap,_IsDlist);
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return;
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} else {
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__glSetError(GL_INVALID_OPERATION);
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return;
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}
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}
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#ifdef NT
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if (((__GLGENcontext *)gc)->pMcdState)
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{
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// MCD does not hook glBitmap, so we go straight to the
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// simulations. Therefore, if we are grabbing the device
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// lock lazily, we need to grab it now.
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if (!glsrvLazyGrabSurfaces((__GLGENcontext *)gc,
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RENDER_LOCK_FLAGS))
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return;
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// We may need to temporarily reset the viewport adjust values
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// before calling simulations. If GenMcdResetViewportAdj returns
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// TRUE, the viewport is changed and we need restore later with
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// VP_NOBIAS.
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bResetViewportAdj = GenMcdResetViewportAdj(gc, VP_FIXBIAS);
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}
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if (_IsDlist)
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{
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const __GLbitmap *glbitmap = (const __GLbitmap *) bitmap;
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(*gc->procs.renderBitmap)(gc, glbitmap, (const GLubyte *) (glbitmap+1));
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}
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else
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{
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#endif
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if ((w < 0) || (h < 0)) {
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__glSetError(GL_INVALID_VALUE);
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return;
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}
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(*gc->procs.bitmap)(gc, w, h, xOrig, yOrig, xMove, yMove, bitmap);
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#ifdef NT
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}
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#endif
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// Restore viewport values if needed.
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if (bResetViewportAdj)
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{
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GenMcdResetViewportAdj(gc, VP_NOBIAS);
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}
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}
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