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// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// $Id: ogl_mac.c,v 1.1 2001/04/17 22:23:38 calumr Exp $
//
// Copyright (C) 1998-2000 by DooM Legacy Team.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program 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 General Public License for more details.
//
//
// $Log: ogl_mac.c,v $
// Revision 1.1 2001/04/17 22:23:38 calumr
// Initial add
//
// Revision 1.1 2000/08/21 21:17:32 metzgermeister
// Initial import to CVS
//
//
// DESCRIPTION:
// Mac specific part of the OpenGL API for Doom Legacy
//
//-----------------------------------------------------------------------------
#include <AGL/agl.h>
#include <AGL/gl.h>
#include <AGL/glu.h>
#include <Carbon/Carbon.h>
#include "doomdef.h"
#include "i_system.h"
#include "r_opengl.h"
#include "screen.h" //MAXVIDWIDTH
AGLContext ctx = NULL;
int oglflags = 0;
int logstream = -1;
extern int menu_height;
GLint swapInterval = 1;
void I_FinishUpdate(void)
{
aglSwapBuffers(ctx);
}
char OglMacSurface(WindowRef *win, int w, int h, boolean fullscreen)
{
BitMap screenbits;
GLint attrib[] = { AGL_RGBA, AGL_DOUBLEBUFFER, AGL_DEPTH_SIZE, 16, AGL_NONE };
GLint attrib_fullscreen[] = { AGL_RGBA, AGL_DOUBLEBUFFER, AGL_DEPTH_SIZE, 16, AGL_FULLSCREEN, AGL_NONE };
static AGLPixelFormat fmt;
int ok;
int hOffset, vOffset;
Rect *window_size, r;
I_OutputMsg("OglMacSurface(%i,%i)\n",w,h);
SetRect(&r, 0, 0, w, h);
GetQDGlobalsScreenBits(&screenbits);
hOffset = (screenbits.bounds.right - w) / 2;
vOffset = (screenbits.bounds.bottom - h) / 2;
if (ctx)
{
aglSetCurrentContext(NULL);
aglSetDrawable(ctx,NULL);
aglDestroyContext(ctx);
aglDestroyPixelFormat(fmt);
}
{
fmt = aglChoosePixelFormat(NULL, 0, attrib);
if(fmt == NULL)
I_Error("aglChoosePixelFormat failed");
ctx = aglCreateContext(fmt, NULL);
if(ctx == NULL)
I_Error("aglCreateContext failed");
/* if (0)
if (!aglSetFullScreen (ctx, w, h, 85, 0)) // attach fulls screen device to the context
{
CONS_Printf("aglSetFullScreen failed\n");
fullscreen = false;
}*/
}
if (fullscreen)
{
//window_size->top -= menu_height;
window_size = &screenbits.bounds;
}
else
{
window_size = &r;
OffsetRect(&r, hOffset, vOffset);
hOffset = vOffset = 0;
}
I_OutputMsg("win = %i,%i,%i,%i\n", window_size->left, window_size->top, window_size->right,window_size->bottom);
if (!*win)
*win = NewCWindow (NULL, window_size, "\pDoomLegacy", 0, kMovableModalWindowClass, (WindowPtr)-1, 0, 0);
ShowWindow(*win);
ok = aglSetDrawable(ctx, GetWindowPort(*win));
if(!ok)
I_Error("aglSetDrawable failed");
ok = aglSetCurrentContext(ctx);
if(!ok)
I_Error("aglSetCurrentContext failed");
aglSetInteger(ctx,AGL_SWAP_INTERVAL,&swapInterval); //not supported yet but maybe some day? prevents tearing
glClearColor(0.0,0.0,0.0,0.0);
glClear(GL_COLOR_BUFFER_BIT);
aglSwapBuffers(ctx); //clears screen to black
SetModelView(hOffset, vOffset, w, h);
SetStates();
HWR_Startup();
I_OutputMsg("\tOglMacSurface done\n");
return true;
}
void OglMacShutdown(void)
{
CONS_Printf("OglMacShutdown\n");
aglSetCurrentContext(NULL);
aglSetDrawable(ctx, NULL);
ShowMenuBar();
}
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