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/***************************************************************************
PluginGLView.m
a view within game window, rudimentary OpenGL setup + maintainence
Also, I clear the gl screen with a beautiful yellow color for
debugging purposes.
PeopsOpenGLGPU
Created by Gil Pedersen on Sun April 18 2004.
Copyright (c) 2004 Gil Pedersen.
***************************************************************************/
/***************************************************************************
* *
* 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. See also the license.txt file for *
* additional informations. *
* *
***************************************************************************/
#import <OpenGL/gl.h>
#import <OpenGL/glext.h>
#import <OpenGL/glu.h>
//#import <GLUT/glut.h>
//#import <Carbon/Carbon.h>
#import "PluginGLView.h"
#include "externals.h" // for PSXDisplay.disable -- should move it elsewhere really
#undef BOOL
@implementation PluginGLView
{
struct timeval cycle_time;
NSLock *glLock; // FIXME: wha?
BOOL noDisplay;
BOOL drawBG;
}
- (BOOL)isOpaque
{
return YES;
}
- (BOOL)acceptsFirstResponder
{
return NO;
}
- (id) initWithCoder: (NSCoder *) coder
{
// Set up pixel format on creation
// and, well, that's about it.
if ((self = [super initWithCoder:coder]) == nil)
return nil;
glLock = [[NSLock alloc] init];
if (nil == glLock) {
return nil;
}
// Init pixel format attribs
NSOpenGLPixelFormatAttribute attrs[] =
{
NSOpenGLPFAAccelerated,
NSOpenGLPFANoRecovery,
NSOpenGLPFADoubleBuffer,
//NSOpenGLPFASampleBuffers, 1, // For full screen AA when implemented
//NSOpenGLPFASamples, 2,
0
};
// Get pixel format from OpenGL
NSOpenGLPixelFormat* pixFmt = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs];
if (!pixFmt)
{
NSLog(@"No Accelerated OpenGL pixel format found\n");
NSOpenGLPixelFormatAttribute attrs2[] =
{
NSOpenGLPFANoRecovery,
0
};
// Get pixel format from OpenGL
pixFmt = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs2];
if (!pixFmt) {
NSLog(@"No OpenGL pixel format found!\n");
return nil;
}
}
[self setPixelFormat:pixFmt];
[[self openGLContext] makeCurrentContext];
// we're done, dude.
// Call for a redisplay
noDisplay = YES; // hm, this can be deleted I think
PSXDisplay.Disabled = 1;
[self setNeedsDisplay:true];
return self;
}
- (void)dealloc
{
[[self openGLContext] makeCurrentContext]; // just in case
[NSOpenGLContext clearCurrentContext];
}
- (void)reshape // scrolled, moved or resized
{
[super reshape];
[glLock lock]; // not sure if needed, but hey
[[self openGLContext] makeCurrentContext];
NSRect rect = [self bounds];
rect.size = [self convertSize:rect.size toView:nil];
glViewport(0.0, 0.0, NSWidth(rect), NSHeight(rect));
glClearColor (1.0, 0.5, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT);
[[self openGLContext] flushBuffer];
//[NSOpenGLContext clearCurrentContext]; // this makes bad things happen, so screw it.
[glLock unlock];
return;
}
- (void)swapBuffer
{
// actually not much to do here.
[[self openGLContext] flushBuffer];
return;
}
// don't know what this does, pasted it in from PeopsSoftGPU's PluginGLView because something was calling it
- (void)clearBuffer:(BOOL)display
{
if (display == NO) {
//[[self openGLContext] makeCurrentContext];
//glClear(GL_COLOR_BUFFER_BIT);
//[self loadTextures:NO];
} else {
noDisplay = YES;
// [self setNeedsDisplay:true];
}
}
@end
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