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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd">
<html>
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<a href="http://developer.apple.com/">ADC Home</a> > <a href="../../referencelibrary/index.html">Reference Library</a> > <a href="../../samplecode/index.html">Sample Code</a> > <a href="../../samplecode/GraphicsImaging/index.html">Graphics & Imaging</a> > <a href="../../samplecode/GraphicsImaging/idxOpenGL-date.html">OpenGL</a> > <A HREF="javascript:location.replace('index.html');">OpenGLCompositorLab</A> >
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<table width="680" border="0" cellpadding="0" cellspacing="0">
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<td><h1><div id="pagehead">OpenGLCompositorLab</div></h1></td>
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<h2>/Layer.h</h2>
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<p><strong>View Source Code:</strong>
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<option value="listing1.html">/ComponentDispatchHelper.c</option>
<option value="listing2.html">/Components.k.h</option>
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<option value="listing7.html">/DVLayer.h</option>
<option value="listing8.html">/DVLayer.m</option>
<option value="listing9.html">/ImageCodec.k.h</option>
<option value="listing10.html">/ImageCompression.k.h</option>
<option value="listing11.html">/ImageLayer.h</option>
<option value="listing12.html">/ImageLayer.m</option>
<option value="listing13.html">/Layer.h</option>
<option value="listing14.html">/Layer.m</option>
<option value="listing15.html">/main.m</option>
<option value="listing16.html">/mat3x3.c</option>
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<option value="listing19.html">/MovieLayer.m</option>
<option value="listing20.html">/OpenGLCodec.m</option>
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<option value="listing23.html">/OpenGLRAWCodec.m</option>
<option value="listing24.html">/OpenGLRAWCodecDispatch.h</option>
<option value="listing25.html">/Quartz2DLayer.h</option>
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<p><strong><a href="OpenGLCompositorLab.zip">Download Sample</a></strong> (“OpenGLCompositorLab.zip”, 107.4K)<BR>
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<!--googleon: index -->
<pre class="sourcecodebox">/*
Layer.h
WWDC Open Compositor Lab
Created by kdyke on Mon Oct 22 2001.
Copyright: Copyright © 2002-2003 Apple Computer, Inc., All Rights Reserved
Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc.
("Apple") in consideration of your agreement to the following terms, and your
use, installation, modification or redistribution of this Apple software
constitutes acceptance of these terms. If you do not agree with these terms,
please do not use, install, modify or redistribute this Apple software.
In consideration of your agreement to abide by the following terms, and subject
to these terms, Apple grants you a personal, non-exclusive license, under Apple's
copyrights in this original Apple software (the "Apple Software"), to use,
reproduce, modify and redistribute the Apple Software, with or without
modifications, in source and/or binary forms; provided that if you redistribute
the Apple Software in its entirety and without modifications, you must retain
this notice and the following text and disclaimers in all such redistributions of
the Apple Software. Neither the name, trademarks, service marks or logos of
Apple Computer, Inc. may be used to endorse or promote products derived from the
Apple Software without specific prior written permission from Apple. Except as
expressly stated in this notice, no other rights or licenses, express or implied,
are granted by Apple herein, including but not limited to any patent rights that
may be infringed by your derivative works or by other works in which the Apple
Software may be incorporated.
The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO
WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED
WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN
COMBINATION WITH YOUR PRODUCTS.
IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION
OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER UNDER THEORY OF CONTRACT, TORT
(INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN
ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#import <Cocoa/Cocoa.h>
#import <OpenGL/gl.h>
enum {
kOpenGLPixelFormat = FOUR_CHAR_CODE('OGLX')
};
@interface Layer : NSObject
{
NSOpenGLContext *context;
NSRect layerRect; // presentation rect in composite view
NSString *name;
float fade;
int hasAlpha;
BOOL enableUpdates;
struct {
GLfloat a, b, c;
GLfloat d, e, f;
GLfloat g, h;
} matrix;
GLfloat sx[4], sy[4];
GLfloat tx[4], ty[4];
GLfloat minX, minY, maxX, maxY;
GLfloat xPos[4];
GLfloat yPos[4];
GLfloat wPos[4];
GLuint colorTextureWidth;
GLuint colorTextureHeight;
void *colorTextureData;
GLuint colorTextureName;
GLuint colorTextureFormat;
GLuint colorTextureType;
GLuint colorTextureInternalFormat;
GLuint colorTextureBytesPerRow;
GLuint colorTextureBytesPerPixel;
GLuint colorTextureRowLength;
GLuint alphaTextureWidth;
GLuint alphaTextureHeight;
GLuint alphaTextureName;
void *alphaTextureData;
GLuint alphaTextureBytesPerRow;
GLboolean clearEnable;
GLboolean clearMask[4];
GLboolean clearPreMult;
GLfloat clearColor[4];
GLboolean polyEnable;
GLboolean polyPreMult;
GLboolean polyBlendEnable;
GLboolean polyMask[4];
GLenum polySrcBlend;
GLenum polyDstBlend;
GLfloat polyColor[4];
GLboolean layerEnable;
GLboolean layerPreMult;
GLboolean layerBlendEnable;
GLboolean layerMask[4];
GLenum layerSrcBlend;
GLenum layerDstBlend;
GLfloat layerColor[4];
GLboolean backgroundRemoveEnable;
GLfloat backgroundColor[3];
GLfloat backgroundTolerance;
GLboolean colorCorrectionEnable;
GLfloat colorCorrection;
GLfloat colorCorrectionSource[3];
GLfloat colorCorrectionDest[3];
GLboolean colorMatrixEnable;
GLfloat colorMatrixHue;
GLfloat colorMatrixSaturation;
GLfloat colorMatrixBrightness;
float colorMatrix[3][3];
GLuint remapTextureDimensions[3];
unsigned char *remapTextureData;
GLuint remapTextureName;
GLuint remapTextureWidthLog2;
GLuint remapTextureHeightLog2;
GLuint remapTextureDepthLog2;
GLuint remapTextureWidth;
GLuint remapTextureHeight;
GLuint remapTextureDepth;
float angle;
BOOL remapDataDirty;
NSBitmapImageRep *matte;
BOOL layerDirty;
}
- (id)init;
- (id)objectValueForTableColumn:(NSTableColumn *)tableColumn;
- (void)setOpenGLContext:(NSOpenGLContext *)ctx;
- (void)updateLayerInfo;
- (void)setPosition:(NSPoint)point;
- (void)setPosition:(NSPoint)point atIndex:(unsigned)index;
- (NSPoint)position;
- (void)setSize:(NSSize)size;
- (NSSize)size;
- (NSRect)rect;
- (void)setRect:(NSRect)rect;
- (int)pointIndexForPoint:(NSPoint)point;
- (void)layerUpdated;
- (void)dirtyColorTexture;
- (void)dirtyAlphaTexture;
- (void)createTextures;
- (void) setFade: (float) fade;
- (float) fade;
- (float) alphaForPoint: (NSPoint) point;
- (void)heartBeat;
- (void)enableUpdates:(BOOL)flag;
- (void)drawLayer;
- (void)setColorFormat:(OSType)format colorWidth:(unsigned)width colorHeight:(unsigned)height colorData:(unsigned char *)data colorRowBytes:(unsigned)rowBytes;
- (void)lockBits;
- (void)unlockBits;
- (void)centerInRect: (NSRect)frame;
- (double)aspectRatio;
- (void)setGarbageMatte: (NSBitmapImageRep *)matte;
- (NSBitmapImageRep *)garbageMatte;
- (void)setClearEnable:(BOOL)flag;
- (void)setClearMaskRed:(BOOL)red green:(BOOL)green blue:(BOOL)blue alpha:(BOOL)alpha;
- (void)setClearPreMult:(BOOL)flag;
- (void)setClearColorRed:(GLfloat)red green:(GLfloat)green blue:(GLfloat)blue alpha:(GLfloat)alpha;
- (BOOL)isClearEnabled;
- (void)getClearMaskRed:(BOOL *)red green:(BOOL *)green blue:(BOOL *)blue alpha:(BOOL *)alpha;
- (BOOL)isClearPreMult;
- (void)getClearColorRed:(float *)red green:(float *)green blue:(float *)blue alpha:(float *)alpha;
- (void)setPolyEnable:(BOOL)flag;
- (void)setPolyBlendEnable:(BOOL)flag;
- (void)setPolyMaskRed:(BOOL)red green:(BOOL)green blue:(BOOL)blue alpha:(BOOL)alpha;
- (void)setPolyPreMult:(BOOL)flag;
- (void)setPolyColorRed:(GLfloat)red green:(GLfloat)green blue:(GLfloat)blue alpha:(GLfloat)alpha;
- (void)setPolySrcBlend:(GLenum)srcBlend;
- (void)setPolyDstBlend:(GLenum)dstBlend;
- (BOOL)isPolyEnabled;
- (BOOL)isPolyBlendEnabled;
- (void)getPolyMaskRed:(BOOL *)red green:(BOOL *)green blue:(BOOL *)blue alpha:(BOOL *)alpha;
- (BOOL)isPolyPreMult;
- (void)getPolyColorRed:(float *)red green:(float *)green blue:(float *)blue alpha:(float *)alpha;
- (GLenum)polySrcBlend;
- (GLenum)polyDstBlend;
- (void)setLayerEnable:(BOOL)flag;
- (void)setLayerBlendEnable:(BOOL)flag;
- (void)setLayerMaskRed:(BOOL)red green:(BOOL)green blue:(BOOL)blue alpha:(BOOL)alpha;
- (void)setLayerPreMult:(BOOL)flag;
- (void)setLayerColorRed:(GLfloat)red green:(GLfloat)green blue:(GLfloat)blue alpha:(GLfloat)alpha;
- (void)setLayerSrcBlend:(GLenum)srcBlend;
- (void)setLayerDstBlend:(GLenum)dstBlend;
- (BOOL)isLayerEnabled;
- (BOOL)isLayerBlendEnabled;
- (void)getLayerMaskRed:(BOOL *)red green:(BOOL *)green blue:(BOOL *)blue alpha:(BOOL *)alpha;
- (BOOL)isLayerPreMult;
- (void)getLayerColorRed:(float *)red green:(float *)green blue:(float *)blue alpha:(float *)alpha;
- (GLenum)layerSrcBlend;
- (GLenum)layerDstBlend;
- (void)setBackgroundRemovalEnable:(BOOL)flag;
- (BOOL)isBackgroundRemovalEnabled;
- (void)setBackgroundColorRed:(float)red green:(float)green blue:(float)blue;
- (void)getBackgroundColorRed:(float *)red green:(float *)green blue:(float *)blue;
- (void)setBackgroundTolerance:(float)tolerance;
- (float)backgroundTolerance;
- (void)setColorCorrectionEnable:(BOOL)flag;
- (BOOL)isColorCorrectionEnabled;
- (void)setColorCorrection:(float)correction;
- (float)colorCorrection;
- (void)setColorCorrectionSourceRed:(float)red green:(float)gleen blue:(float)blue;
- (void)getColorCorrectionSourceRed:(float *)red green:(float *)gleen blue:(float *)blue;
- (void)setColorCorrectionDestRed:(float)red green:(float)gleen blue:(float)blue;
- (void)getColorCorrectionDestRed:(float *)red green:(float *)gleen blue:(float *)blue;
- (void)setColorMatrixEnable:(BOOL)flag;
- (BOOL)isColorMatrixEnabled;
- (void)setColorMatrixHue:(float)hue;
- (void)setColorMatrixSaturation:(float)saturation;
- (void)setColorMatrixBrightness:(float)brightness;
- (float)colorMatrixHue;
- (float)colorMatrixSaturation;
- (float)colorMatrixBrightness;
@end
</pre>
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