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/* GLwDrawA.h -- Mesa GL Widget for X11 Toolkit Programming
Copyright (C) 1995 by
Jeroen van der Zijp <jvz@cyberia.cfdrc.com>
Thorsten Ohl <Thorsten.Ohl@Physik.TH-Darmstadt.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
$Id: GLwDrawA.h,v 1.3 1995/04/08 16:25:28 ohl Exp $
*/
#ifndef _GLwDrawingArea_h
#define _GLwDrawingArea_h
#include <GL/gl.h>
#include <GL/glx.h>
/*
New resources available in this widget:
Resource name Resource class Resource type Initial Value
============= ============== ============= =============
attribList AttribList int* NULL
visualInfo VisualInfo VisualInfo NULL
installColormap InstallColormap Boolean TRUE
allocateBackground AllocateColors Boolean FALSE
allocateOtherColors AllocateColors Boolean FALSE
installBackground InstallBackground Boolean TRUE
ginitCallback Callback Pointer NULL
exposeCallback Callback Pointer NULL
inputCallback Callback Pointer NULL
resizeCallback Callback Pointer NULL
rgba Rgba Boolean FALSE
doublebuffer Doublebuffer Boolean FALSE
stereo Stereo Boolean FALSE
bufferSize BufferSize int 0
level Level int 0
auxBuffers AuxBuffers int 0
redSize ColorSize int 1
greenSize ColorSize int 1
blueSize ColorSize int 1
alphaSize AlphaSize int 0
depthSize DepthSize int 0
stencilSize StencilSize int 0
accumRedSize AccumColorSize int 0
accumGreenSize AccumColorSize int 0
accumBlueSize AccumColorSize int 0
accumAlphaSize AccumAlphaSize int 0
*/
/* Resource names */
#define GLwNdebug "debug"
#define GLwNattribList "attribList"
#define GLwNvisualInfo "visualInfo"
#define GLwNinstallColormap "installColormap"
#define GLwNallocateBackground "allocateBackground"
#define GLwNallocateOtherColors "allocateOtherColors"
#define GLwNinstallBackground "installBackground"
#define GLwNexposeCallback "exposeCallback"
#define GLwNginitCallback "ginitCallback"
#define GLwNresizeCallback "resizeCallback"
#define GLwNinputCallback "inputCallback"
#define GLwNbufferSize "bufferSize"
#define GLwNlevel "level"
#define GLwNrgba "rgba"
#define GLwNdoublebuffer "doublebuffer"
#define GLwNstereo "stereo"
#define GLwNauxBuffers "auxBuffers"
#define GLwNredSize "redSize"
#define GLwNgreenSize "greenSize"
#define GLwNblueSize "blueSize"
#define GLwNalphaSize "alphaSize"
#define GLwNdepthSize "depthSize"
#define GLwNstencilSize "stencilSize"
#define GLwNaccumRedSize "accumRedSize"
#define GLwNaccumGreenSize "accumGreenSize"
#define GLwNaccumBlueSize "accumBlueSize"
#define GLwNaccumAlphaSize "accumAlphaSize"
/* Resource classes */
#define GLwCDebug "Debug"
#define GLwCAttribList "AttribList"
#define GLwCVisualInfo "VisualInfo"
#define GLwCInstallColormap "InstallColormap"
#define GLwCAllocateColors "AllocateColors"
#define GLwCInstallBackground "InstallBackground"
#define GLwCCallback "Callback"
#define GLwCBufferSize "BufferSize"
#define GLwCLevel "Level"
#define GLwCRgba "Rgba"
#define GLwCDoublebuffer "Doublebuffer"
#define GLwCStereo "Stereo"
#define GLwCAuxBuffers "AuxBuffers"
#define GLwCColorSize "ColorSize"
#define GLwCAlphaSize "AlphaSize"
#define GLwCDepthSize "DepthSize"
#define GLwCStencilSize "StencilSize"
#define GLwCAccumColorSize "AccumColorSize"
#define GLwCAccumAlphaSize "AccumAlphaSize"
/* Resource type for VisualInfo */
#define GLwRVisualInfo "VisualInfo"
#ifdef __GLX_MOTIF
/* Motif-based widget */
typedef struct _GLwMDrawingAreaClassRec *GLwMDrawingAreaWidgetClass;
typedef struct _GLwMDrawingAreaRec *GLwMDrawingAreaWidget;
extern WidgetClass glwMDrawingAreaWidgetClass;
#else
/* Xt-based widget */
typedef struct _GLwDrawingAreaClassRec *GLwDrawingAreaWidgetClass;
typedef struct _GLwDrawingAreaRec *GLwDrawingAreaWidget;
extern WidgetClass glwDrawingAreaWidgetClass;
#endif
/* Callback Reasons */
#ifdef __GLX_MOTIF
#define GLwCR_EXPOSE XmCR_EXPOSE
#define GLwCR_RESIZE XmCR_RESIZE
#define GLwCR_INPUT XmCR_INPUT
#else
#define GLwCR_EXPOSE 38
#define GLwCR_RESIZE 39
#define GLwCR_INPUT 40
#endif
#define GLwCR_GINIT 32135
/************************************************************************
* Callback Structure for Mesa Widget *
************************************************************************/
typedef struct
{
int reason;
XEvent *event;
Dimension width, height;
}
GLwDrawingAreaCallbackStruct;
/************************************************************************
* Mesa Widget Functions *
************************************************************************/
#if defined(__cplusplus) || defined(c_plusplus)
extern "C"
{
#endif
/* front ends to glXMakeCurrent and glXSwapBuffers */
#ifdef _NO_PROTO
extern void GLwDrawingAreaMakeCurrent ();
extern void GLwDrawingAreaSwapBuffers ();
#else
extern void GLwDrawingAreaMakeCurrent (Widget w, GLXContext ctx);
extern void GLwDrawingAreaSwapBuffers (Widget w);
#endif
#ifdef __GLX_MOTIF
#ifdef _NO_PROTO
extern Widget GLwCreateMDrawingArea ();
#else
extern Widget GLwCreateMDrawingArea (Widget parent, char *name, ArgList arglist, Cardinal argcount);
#endif
#endif
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
#endif /* _GLwDrawingArea_h */
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