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 #include "EGLPbufferSurface.h"

    32 #include "EGLOs.h"

    33 

    34 CEGLPbufferSurface::CEGLPbufferSurface(void) :

    35     CEGLSurface( CEGLSurface::PBUFFER_SURFACE,

    36                  0,

    37                  0,

    38                  0,

    39                  NULL ),

    40     m_clientBuffer( NULL ),

    41     m_container( NULL )

    42     {

    43     }

    44 

    45 CEGLPbufferSurface::CEGLPbufferSurface( EGLint colorSpace, EGLint alphaFormat, EGLint renderBuffer, CEGLConfig* config, EGLint largestPbuffer, EGLint textureFormat, EGLint textureTarget, EGLint mipmapTexture, EGLClientBuffer clientBuf ) :

    46     CEGLSurface( CEGLSurface::PBUFFER_SURFACE,

    47                  colorSpace,

    48                  alphaFormat,

    49                  renderBuffer,

    50                  config ),

    51     m_largestPbuffer( largestPbuffer ),

    52     m_textureFormat( textureFormat ),

    53 	m_textureTarget( textureTarget ),

    54 	m_mipmapTexture( mipmapTexture ),

    55     m_clientBuffer( clientBuf ),

    56     m_container( NULL )

    57     {

    58 

    59     }

    60 

    61 CEGLPbufferSurface::~CEGLPbufferSurface(void)

    62     {

    63     if( m_container )

    64         {

    65         // \todo errors

    66         CEGLOs::DestroyNativePbuffer( m_container );

    67         delete m_container;

    68         m_container = NULL;

    69         }

    70     }

    71 

    72 void CEGLPbufferSurface::SetNativePbufferContainer( EGLINativePbufferContainer* container )

    73     {

    74     if( m_container )

    75         {

    76         // \todo errors

    77         CEGLOs::DestroyNativePbuffer( m_container );

    78         delete m_container;

    79         m_container = NULL;

    80         }

    81     m_container = container;

    82     }

    83 

    84 bool CEGLPbufferSurface::BindCopyContext()

    85     {

    86     m_tmpContext = CEGLOs::CurrentNativeContext();

    87     // \todo read/draw?

    88     m_tmpDisplay = CEGLOs::CurrentNativeSurface();

    89 

    90     if( !m_container )

    91         {

    92         return false;

    93         }

    94     

    95     return CEGLOs::MakeNativeContextCurrent( NativeGLFunctions(), NativeDisplay(), NativeDisplay(), CopyContext() );

    96     }

    97 

    98 bool CEGLPbufferSurface::ReleaseCopyContext()

    99     {

   100     // \todo read/draw?

   101     return CEGLOs::MakeNativeContextCurrent( NativeGLFunctions(), m_tmpDisplay, m_tmpDisplay, m_tmpContext );

   102     }