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 associated documentation files (the "Software"),

     5  * to deal in the Software without restriction, including without limitation

     6  * the rights to use, copy, modify, merge, publish, distribute, sublicense,

     7  * and/or sell copies of the Software, and to permit persons to whom the

     8  * Software is furnished to do so, subject to the following conditions:

     9  *

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

    11  * in all copies or substantial portions of the Software.

    12  *

    13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

    14  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

    15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

    16  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN

    17  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

    18  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

    19  *

    20  * Initial Contributors:

    21  * Nokia Corporation - initial contribution.

    22  *

    23  * Contributors:

    24  *

    25  * Description:

    26  *

    27  */

    28 

    29 #include "common.h"

    30 #include "hgl.h"

    31 #include "degl.h"

    32 

    33 // Load the host renderer OpenGL functions.

    34 int hglLoad(HGL* hgl)

    35 {

    36     Dprintf("Loading GL functions...\n", 0);

    37 

    38 #if(CONFIG_STATIC == 1)

    39 #	define HGL_FUNC(ret, name, attr) \

    40         if(degl_handle == (void*)-1) \

    41         { \

    42             extern ret GL_APIENTRY mgl##name attr; \

    43             hgl->name = &mgl##name; \

    44         } \

    45         else if((hgl->name = deglGetHostProcAddress("gl" #name)) == NULL) \

    46         { \

    47             fprintf(stderr, "Function gl" #name " not found!\n"); \

    48         }

    49 #else

    50 #	define HGL_FUNC(ret, name, attr) \

    51         { \

    52         union {void *ptr; ret(GL_APIENTRY* fptr)attr;} ass; \

    53         ass.ptr = deglGetHostProcAddress("gl" #name); \

    54         if((hgl->name = ass.fptr) == NULL) \

    55         { \

    56             fprintf(stderr, "Function gl" #name " not found!\n"); \

    57         }\

    58         }

    59 #endif // CONFIG_STATIC != 1

    60 

    61     HGL_FUNCS

    62 

    63 #undef HGL_FUNC

    64 

    65     return 1;

    66 }