opengles/openglesinterface/include/egl.h
author William Roberts <williamr@symbian.org>
Thu, 03 Jun 2010 17:39:46 +0100
branchNewGraphicsArchitecture
changeset 87 0709f76d91e5
parent 0 5d03bc08d59c
permissions -rw-r--r--
Add MMP files to build libOpenVG_sw.lib which uses LINKAS to redirect to libOpenVG.dll (and the same for libEGL_sw.lib and libOpenVGU_sw.lib). Only the libEGL_sw.lib redirection isn't activated - this can't happen until there is a merged libEGL.dll which supports the OpenWF synchronisation and also implements the graphical support functions. The overall aim is to eliminate the *_sw.dll implementations, at least as a compile-time way of choosing a software-only implementation.The correct way to choose is to put the right set of libraries into a ROM with suitable renaming, and in the emulator to use the "switching DLL" technique to pick the right set. As the Symbian Foundation doesn't have any alternative implementations, we don't need the switching DLLs and we can build directly to the correct name.
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// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// GLES/EGL.H
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// 
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//
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#ifndef __GLES_EGL_H_
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#define __GLES_EGL_H_
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/**
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@publishedPartner
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@released
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__OPENGLESHEADERS_LEGACY_EGL_1_1
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The purpose of this define is to allow the staged migration to
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EGL 1.3 from EGL 1.1 taken from the perspective of OpenGL ES 1.X
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If __OPENGLESHEADERS_LEGACY_EGL_1_1 is defined, then GLES/egl.h and
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GLES/egltypes.h will only provide the EGL 1.1 API; in particular no 
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symbols from a later version of EGL will be seen at a source code level.
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This is considered to be legacy behaviour.  If
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__OPENGLESHEADERS_LEGACY_EGL_1_1 is not defined, the GLES/egl.h 
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and GLES/egltypes.h header files will re-direct to the system-wide 
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EGL/egl.h. and EGL/egltypes.h respectively.
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The use of GLES/egl.h or GLES/egltypes.h by applications is considered
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legacy behaviour because applications should instead use EGL/egl.h
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or EGL/egltypes.h respectively.
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When this legacy behaviour is desired, the define should be placed in an
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OEM-specific system-wide .hrh file.  Symbian product configurations
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never set this legacy behaviour.
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*/
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#ifdef __OPENGLESHEADERS_LEGACY_EGL_1_1
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#include <GLES/legacy_egl_1_1/egl.h>
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#else
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#include <EGL/egl.h>
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#include <GLES/gl.h>
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#endif
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#endif /* __GLES_EGL_H_ */
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