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 "EGLImage.h"

    32 #include "EGLUtils.h"

    33 #include "EGLState.h"

    34 #include <EGL/eglext.h>

    35 #include <VG/openvg.h>

    36 

    37 #include <stdlib.h>

    38 

    39 CEGLImage::CEGLImage( EGLenum target, EGLClientBuffer buffer, 

    40                       SurfaceDescriptor desc, void* data) :

    41     m_buffer( buffer ),

    42     m_target( target ),

    43 	m_data(data)

    44     {

    45     m_siblings = EGLI_NEW EGLImageSibling;

    46     m_siblings->buffer = buffer;

    47     m_siblings->target = target;

    48     m_siblings->next   = NULL;

    49     m_SurfDesc.m_alphaShift     = desc.m_alphaShift;

    50     m_SurfDesc.m_blueShift      = desc.m_blueShift;

    51     m_SurfDesc.m_depthSize      = desc.m_depthSize;

    52     m_SurfDesc.m_greenShift     = desc.m_greenShift;

    53     m_SurfDesc.m_height         = desc.m_height;

    54     m_SurfDesc.m_luminanceShift = desc.m_luminanceShift;

    55     m_SurfDesc.m_maskSize       = desc.m_maskSize;

    56     m_SurfDesc.m_redShift       = desc.m_redShift;

    57     m_SurfDesc.m_stencilSize    = desc.m_stencilSize;

    58     m_SurfDesc.m_stride         = desc.m_stride;

    59     m_SurfDesc.m_width          = desc.m_width;

    60 

    61     m_SurfDesc.m_colorDescriptor.m_alphaMaskSize = desc.m_colorDescriptor.m_alphaMaskSize;

    62     m_SurfDesc.m_colorDescriptor.m_alphaSize     = desc.m_colorDescriptor.m_alphaSize;

    63     m_SurfDesc.m_colorDescriptor.m_blueSize      = desc.m_colorDescriptor.m_blueSize;

    64     m_SurfDesc.m_colorDescriptor.m_bpp           = desc.m_colorDescriptor.m_bpp;

    65     m_SurfDesc.m_colorDescriptor.m_format        = desc.m_colorDescriptor.m_format;

    66     m_SurfDesc.m_colorDescriptor.m_greenSize     = desc.m_colorDescriptor.m_greenSize;

    67     m_SurfDesc.m_colorDescriptor.m_luminanceSize = desc.m_colorDescriptor.m_luminanceSize;

    68     m_SurfDesc.m_colorDescriptor.m_redSize       = desc.m_colorDescriptor.m_redSize;

    69     }

    70 

    71 CEGLImage::~CEGLImage(void)

    72     {

    73     // tero 2010-08-02, changed to free, since delete is _certainly_ incorrect.

    74     if( m_data )

    75     free(m_data);

    76     m_data = NULL;

    77     DestroyAllSiblings();

    78     }

    79 

    80 void CEGLImage::AddSibling( EGLenum target, EGLClientBuffer buffer )

    81     {

    82     EGLImageSibling* newp;

    83     EGLImageSibling* curr = m_siblings;

    84     newp = EGLI_NEW EGLImageSibling;

    85     newp->buffer = buffer;

    86     newp->target = target;

    87     newp->next   = NULL;

    88 

    89     while( curr->next )

    90         {

    91         curr = curr->next;

    92         }      

    93     curr->next = newp;

    94     }

    95 

    96 void CEGLImage::UpdateData( CEGLState *state, void* data )

    97     {

    98     EGLImageSibling* curr = m_siblings;

    99     while( curr )

   100         {

   101         switch ( curr->target )

   102             {

   103             case EGL_VG_PARENT_IMAGE_KHR:

   104                 {

   105                 // OpenVG

   106 

   107                 }

   108                 break;

   109             case EGL_GL_TEXTURE_2D_KHR:

   110 		    case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR:

   111             case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR:

   112             case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR:

   113             case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR:

   114             case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR:

   115             case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR:

   116                 {

   117                 // GLES

   118                 IEGLtoGLES2Interface* iFace = (IEGLtoGLES2Interface*)state->GLESInterface(2);

   119                 //iFace->UpdateBuffers(

   120                 }

   121                 break;

   122             default:

   123                 break;

   124             }

   125         curr = curr->next;

   126         }

   127     }

   128 

   129 void CEGLImage::DestroyAllSiblings()

   130     {

   131     EGLImageSibling* curr = m_siblings;

   132     EGLImageSibling* next = curr->next;

   133 

   134     while( curr )

   135         {

   136         next = curr->next;

   137         free( curr );

   138         curr = next;

   139         }

   140     }