nuclear@0: #import "viewctl.h"
nuclear@0: #import <OpenGLES/ES2/glext.h>
nuclear@0: 
nuclear@0: @interface ViewController () {
nuclear@0: 	EAGLContext *ctx;
nuclear@0: }
nuclear@0: 
nuclear@0: - (void)initgl;
nuclear@0: - (void)destroygl;
nuclear@0: @end
nuclear@0: 
nuclear@0: @implementation ViewController
nuclear@0: 
nuclear@0: - (void)viewDidLoad
nuclear@0: {
nuclear@0:     [super viewDidLoad];
nuclear@0: 
nuclear@0:     self->ctx = [[EAGLContext alloc] initWithAPI: kEAGLRenderingAPIOpenGLES2];
nuclear@0:     if(!self->ctx) {
nuclear@0:         NSLog(@"Failed to create OpenGL ES 2.0 context");
nuclear@0:     }
nuclear@0: 
nuclear@0:     GLKView *view = (GLKView*)self.view;
nuclear@0:     view.context = self->ctx;
nuclear@0:     view.drawableDepthFormat = GLKViewDrawableDepthFormat24;
nuclear@0: 
nuclear@0: 	[self initgl];
nuclear@0: }
nuclear@0: 
nuclear@0: - (void)dealloc
nuclear@0: {
nuclear@0: 	[self destroygl];
nuclear@0: 
nuclear@0:     if([EAGLContext currentContext] == self->ctx) {
nuclear@0:         [EAGLContext setCurrentContext: nil];
nuclear@0:     }
nuclear@0: }
nuclear@0: 
nuclear@0: - (void)didReceiveMemoryWarning
nuclear@0: {
nuclear@0:     [super didReceiveMemoryWarning];
nuclear@0: 
nuclear@0:     if([self isViewLoaded] && ([[self view] window] == nil)) {
nuclear@0:         self.view = nil;
nuclear@0: 
nuclear@0:         [self destroygl];
nuclear@0: 
nuclear@0:         if([EAGLContext currentContext] == self->ctx) {
nuclear@0:             [EAGLContext setCurrentContext: nil];
nuclear@0:         }
nuclear@0:         self->ctx = nil;
nuclear@0:     }
nuclear@0: 
nuclear@0:     // Dispose of any resources that can be recreated.
nuclear@0: }
nuclear@0: 
nuclear@0: - (BOOL)prefersStatusBarHidden
nuclear@0: {
nuclear@0:     return YES;
nuclear@0: }
nuclear@0: 
nuclear@0: - (void)initgl
nuclear@0: {
nuclear@0:     [EAGLContext setCurrentContext: self->ctx];
nuclear@0: 
nuclear@0: 	glClearColor(1.0, 0.0, 0.0, 1.0);
nuclear@0: }
nuclear@0: 
nuclear@0: - (void)destroygl
nuclear@0: {
nuclear@0:     [EAGLContext setCurrentContext: self->ctx];
nuclear@0: }
nuclear@0: 
nuclear@0: - (void)update
nuclear@0: {
nuclear@0: }
nuclear@0: 
nuclear@0: - (void)glkView: (GLKView*)view drawInRect: (CGRect)rect
nuclear@0: {
nuclear@0:     glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
nuclear@0: }
nuclear@0: 
nuclear@0: @end	/* implementation ViewController */