graphicsdeviceinterface/directgdi/test/tdirectgdieglcontent_cube.h
changeset 0 5d03bc08d59c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graphicsdeviceinterface/directgdi/test/tdirectgdieglcontent_cube.h	Tue Feb 02 01:47:50 2010 +0200
@@ -0,0 +1,81 @@
+// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+/**
+ @file
+ @test
+ @internalComponent - Internal Symbian test code 
+*/
+
+#ifndef __TDIRECTGDIEGLCONTENT_CUBE_H__
+#define __TDIRECTGDIEGLCONTENT_CUBE_H__
+
+#include <e32base.h>
+#include <pixelformats.h>
+#include <graphics/sgimage.h>
+#include <graphics/sgimagecollection.h>
+#include <GLES/egl.h>
+
+const TInt KEglContentBuffers = 2;
+
+/**
+This class contains cube GL renderer.
+CGLCube initializes the EGL environment and renders off-screen pixmap surfaces. 
+Creation of the pixmap is based on RSgImage resource which is initialized 
+with parameter  TsgImageInfo.iUsage set to EsgUsageOpenGlesTarget|ESgUsageDirectGdiSource.  
+OpenGL ES API is used to reneder content of the pixmap. The result is available as a TSgDrawableId object.
+*/
+class CGLCube : public CBase
+	{
+public:
+	static CGLCube* NewL(TUidPixelFormat aPixelFormat, const TSize& aSize);
+	static CGLCube* NewLC(TUidPixelFormat aPixelFormat, const TSize& aSize);
+	virtual ~CGLCube();
+
+	void Render(TInt aFrame);
+	void GetImage(TSgDrawableId& aId);
+
+private:
+	CGLCube();
+	void ConstructL(TUidPixelFormat aPixelFormat, const TSize& aSize);
+	void InitEglL(TUidPixelFormat aPixelFormat, const TSize& aSize);
+	void DeInitEgl();
+
+private:
+	/** Display where the OpenGL ES window surface resides. */
+	EGLDisplay iEglDisplay;
+
+	/** Describes the format, type and size of the color buffers and ancillary buffers for EGLSurface. */
+	EGLConfig iConfig;
+
+	/** The image where the framebuffer is drawn. */
+	TSgImageInfo iImageInfo;
+	RSgImage iImages[KEglContentBuffers];
+
+	/** Current image buffer number */
+	TInt iCurrentImage;
+	TInt iLastImage;
+
+	/** Pixmap surface (that uses the iPixmap) that is the target of OpenGL ES graphics rendering. */
+	EGLSurface iEglSurfaces[KEglContentBuffers];
+
+	/** OpenGL ES rendering context. */
+	EGLContext iEglContext;
+
+	/** OpenGL ES Texture id */
+	GLuint iTexId;
+	};
+
+#endif