VideoMixView.h

/*
 
File: VideoMixView.h
 
Abstract:   The VideoMixView is a subclass of NSOpenGLView.
        Here you find the code for the view interaction as
        well as the setup of the OpenGL context with the
        setting up of the OpenGL state.
 
Version: 1.0
 
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*/ 
 
#import <Cocoa/Cocoa.h>
#import <pthread.h>
 
@interface VideoMixView : NSOpenGLView
{
    id              controller;
    pthread_mutex_t     drawingLock;    // this is the lock to serialize the multithreaded access to the view
    BOOL            contextIsInitialized;
    BOOL            dirty;
    
    NSOpenGLContext     *sharedContext;
    
    BOOL            needsReshape;
}
 
- (void)setupSharedContext;     // create the shared context
- (NSOpenGLContext*)sharedContext;  // return the shared context. This is the context that QT will use for the textures
 
- (void)lock;               // aquire the mutex lock
- (void)unlock;             // release the mutex lock
 
- (void)reshape;            // view was scrolled, moved in the window or resized
 
- (void)clear;              // clean the output
- (void)flushOutput;            // render the output to the screen
 
- (void)setDirty:(BOOL)inDirty;     // set when something new is to be rendered
- (BOOL)dirty;              // check if there is something new to be rendered
 
@end