Source code of Windows XP (NT5)
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/*
** Copyright 1991,1992, Silicon Graphics, Inc.
** All Rights Reserved.
**
** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;
** the contents of this file may not be disclosed to third parties, copied or
** duplicated in any form, in whole or in part, without the prior written
** permission of Silicon Graphics, Inc.
**
** RESTRICTED RIGHTS LEGEND:
** Use, duplication or disclosure by the Government is subject to restrictions
** as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data
** and Computer Software clause at DFARS 252.227-7013, and/or in similar or
** successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished -
** rights reserved under the Copyright Laws of the United States.
**
** $Revision: 1.8 $
** $Date: 1993/08/31 16:23:06 $
*/
#include "precomp.h"
#pragma hdrstop
#include "devlock.h"
#ifdef NT
void APIPRIVATE __glim_Bitmap(GLsizei w, GLsizei h, GLfloat xOrig, GLfloat yOrig,
GLfloat xMove, GLfloat yMove, const GLubyte *bitmap,
GLboolean _IsDlist)
#else
void APIPRIVATE __glim_Bitmap(GLsizei w, GLsizei h, GLfloat xOrig, GLfloat yOrig,
GLfloat xMove, GLfloat yMove, const GLubyte *bitmap)
#endif
{
__GL_SETUP();
GLuint beginMode;
BOOL bResetViewportAdj = FALSE;
beginMode = gc->beginMode;
if (beginMode != __GL_NOT_IN_BEGIN) {
if (beginMode == __GL_NEED_VALIDATE) {
(*gc->procs.validate)(gc);
gc->beginMode = __GL_NOT_IN_BEGIN;
__glim_Bitmap(w,h,xOrig,yOrig,
xMove,yMove,bitmap,_IsDlist);
return;
} else {
__glSetError(GL_INVALID_OPERATION);
return;
}
}
#ifdef NT
if (((__GLGENcontext *)gc)->pMcdState)
{
// MCD does not hook glBitmap, so we go straight to the
// simulations. Therefore, if we are grabbing the device
// lock lazily, we need to grab it now.
if (!glsrvLazyGrabSurfaces((__GLGENcontext *)gc,
RENDER_LOCK_FLAGS))
return;
// We may need to temporarily reset the viewport adjust values
// before calling simulations. If GenMcdResetViewportAdj returns
// TRUE, the viewport is changed and we need restore later with
// VP_NOBIAS.
bResetViewportAdj = GenMcdResetViewportAdj(gc, VP_FIXBIAS);
}
if (_IsDlist)
{
const __GLbitmap *glbitmap = (const __GLbitmap *) bitmap;
(*gc->procs.renderBitmap)(gc, glbitmap, (const GLubyte *) (glbitmap+1));
}
else
{
#endif
if ((w < 0) || (h < 0)) {
__glSetError(GL_INVALID_VALUE);
return;
}
(*gc->procs.bitmap)(gc, w, h, xOrig, yOrig, xMove, yMove, bitmap);
#ifdef NT
}
#endif
// Restore viewport values if needed.
if (bResetViewportAdj)
{
GenMcdResetViewportAdj(gc, VP_NOBIAS);
}
}