Sources/Classes/Toolkits/Model/OpenGL/Image/2D/Author/Implementations/Writer/OpenGLImage2DWriter.m
//--------------------------------------------------------------------------- |
// |
// File: OpenGLImage2DWriter.m |
// |
// Abstract: Utility toolkit for managing PBOs for draw pixels. |
// |
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//--------------------------------------------------------------------------- |
//--------------------------------------------------------------------------- |
#import "OpenGLImage2DWriter.h" |
//--------------------------------------------------------------------------- |
//--------------------------------------------------------------------------- |
#pragma mark - |
//--------------------------------------------------------------------------- |
@implementation OpenGLImage2DWriter |
//--------------------------------------------------------------------------- |
//--------------------------------------------------------------------------- |
#pragma mark - |
#pragma mark Public - Designated Initializers |
//--------------------------------------------------------------------------- |
// |
// Initialize |
// |
//--------------------------------------------------------------------------- |
- (id) initImage2DWriterWithSize:(const NSSize *)theSize |
usage:(const GLenum)theUsage |
format:(const GLenum)theFormat |
{ |
self = [super initImage2DAuthorBaseWithSize:theSize |
usage:theUsage |
format:theFormat]; |
if( !self ) |
{ |
NSLog( @">> ERROR: OpenGL Image 2D Writer - Instantiating base author object failed!" ); |
} // if |
return self; |
} // initImage2DWriterWithSize |
//--------------------------------------------------------------------------- |
//--------------------------------------------------------------------------- |
#pragma mark - |
#pragma mark Public - Destructor |
//--------------------------------------------------------------------------- |
- (void) dealloc |
{ |
[super dealloc]; |
} // dealloc |
//--------------------------------------------------------------------------- |
//--------------------------------------------------------------------------- |
#pragma mark - |
#pragma mark Public - Utilities |
//--------------------------------------------------------------------------- |
// |
// Use offset instead of pointer to draw pixels. |
// |
//--------------------------------------------------------------------------- |
- (BOOL) map |
{ |
[self write]; |
return( [super map] ); |
} // map |
//--------------------------------------------------------------------------- |
- (BOOL) copy:(const GLvoid *)theBuffer |
needsVR:(const BOOL)doVR |
{ |
BOOL success = [self map]; |
if( success ) |
{ |
[super copy:theBuffer |
needsVR:doVR]; |
} // if |
success = success && [self unmap]; |
return( success ); |
} // copy |
//--------------------------------------------------------------------------- |
@end |
//--------------------------------------------------------------------------- |
//--------------------------------------------------------------------------- |
Copyright © 2011 Apple Inc. All Rights Reserved. Terms of Use | Privacy Policy | Updated: 2011-06-27