1 /* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     2  *

     3  * Permission is hereby granted, free of charge, to any person obtaining a

     4  * copy of this software and /or associated documentation files

     5  * (the "Materials "), to deal in the Materials without restriction,

     6  * including without limitation the rights to use, copy, modify, merge,

     7  * publish, distribute, sublicense, and/or sell copies of the Materials,

     8  * and to permit persons to whom the Materials are furnished to do so,

     9  * subject to the following conditions:

    10  *

    11  * The above copyright notice and this permission notice shall be included

    12  * in all copies or substantial portions of the Materials.

    13  *

    14  * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

    15  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

    16  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

    17  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,

    18  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR

    19  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR

    20  * THE USE OR OTHER DEALINGS IN THE MATERIALS.

    21  *

    22  * Initial Contributors:

    23  * Nokia Corporation - initial contribution.

    24  *

    25  * Contributors:

    26  *

    27  * Description:

    28  *

    29  */

    30 

    31 #ifndef _EGLINTERFACE_H_

    32 #define _EGLINTERFACE_H_

    33 

    34 #include "GLESInterface.h"

    35 #include "glesInternal.h"

    36 #include <set>

    37 

    38 extern "C"

    39 {

    40 GLES_API_CALL IEGLtoGLESInterface* getGLESInterface(void);

    41 

    42 void glesReleaseTexImage(void* surface, int name, int level);

    43 }

    44 

    45 class GLESContext;

    46 

    47 class EGLtoGLESInterface : public IEGLtoGLESInterface

    48 {

    49 public:

    50     EGLtoGLESInterface();

    51 

    52     void SetEGLInterface(IGLEStoEGLInterface* egl);

    53 	void* CreateContext(void* nativeContext);

    54 	bool ReleaseContext(void* context);

    55 	void* GetNativeContext(void* context);

    56 	fpGLProc GetGLProcAddress( const char *procname );

    57     int BindTexImage( void* surface, int level, bool generateMipmap, const SurfaceDescriptor* desc, void* buffer );

    58 	bool ReleaseTexImage( int name, int level );

    59     bool CopyBuffers( void* buf, const SurfaceDescriptor* desc );

    60     bool UpdateBuffers( void* buf, const SurfaceDescriptor* desc );

    61     void Flush();

    62     void Finish();

    63 

    64 	// Methods for local OpenGL ES -implementation. To be called only from OpenGL ES internals.

    65     static IGLEStoEGLInterface* GetEGLInterface();

    66 

    67 private:

    68     IGLEStoEGLInterface* m_egl;

    69 	std::set<GLESContext*> m_contexts;

    70 };

    71 

    72 #endif // _EGLINTERFACE_H_