src/video/mir/SDL_miropengl.c
author Sam Lantinga <slouken@libsdl.org>
Fri, 09 Dec 2016 01:47:43 -0800
changeset 10690 23a825f341e6
parent 9998 f67cf37e9cd4
child 10737 3406a0f8b041
permissions -rw-r--r--
Fixed bug 3513 - SDL_GL_SwapWindow does not return error status

Return an error code from SDL_GL_SwapWindow(), like the other SDL APIs.
     1 /*
     2   Simple DirectMedia Layer
     3   Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
     4 
     5   This software is provided 'as-is', without any express or implied
     6   warranty.  In no event will the authors be held liable for any damages
     7   arising from the use of this software.
     8 
     9   Permission is granted to anyone to use this software for any purpose,
    10   including commercial applications, and to alter it and redistribute it
    11   freely, subject to the following restrictions:
    12 
    13   1. The origin of this software must not be misrepresented; you must not
    14      claim that you wrote the original software. If you use this software
    15      in a product, an acknowledgment in the product documentation would be
    16      appreciated but is not required.
    17   2. Altered source versions must be plainly marked as such, and must not be
    18      misrepresented as being the original software.
    19   3. This notice may not be removed or altered from any source distribution.
    20 */
    21 
    22 /*
    23   Contributed by Brandon Schaefer, <brandon.schaefer@canonical.com>
    24 */
    25 
    26 #include "../../SDL_internal.h"
    27 
    28 #if SDL_VIDEO_DRIVER_MIR
    29 
    30 #include "SDL_miropengl.h"
    31 
    32 #include "SDL_mirdyn.h"
    33 
    34 int
    35 MIR_GL_SwapWindow(_THIS, SDL_Window* window)
    36 {
    37     MIR_Window* mir_wind = window->driverdata;
    38 
    39     return SDL_EGL_SwapBuffers(_this, mir_wind->egl_surface);
    40 }
    41 
    42 int
    43 MIR_GL_MakeCurrent(_THIS, SDL_Window* window, SDL_GLContext context)
    44 {
    45   if (window) {
    46       EGLSurface egl_surface = ((MIR_Window*)window->driverdata)->egl_surface;
    47       return SDL_EGL_MakeCurrent(_this, egl_surface, context);
    48   }
    49 
    50   return SDL_EGL_MakeCurrent(_this, NULL, NULL);
    51 }
    52 
    53 SDL_GLContext
    54 MIR_GL_CreateContext(_THIS, SDL_Window* window)
    55 {
    56     MIR_Window* mir_window = window->driverdata;
    57 
    58     SDL_GLContext context;
    59     context = SDL_EGL_CreateContext(_this, mir_window->egl_surface);
    60 
    61     return context;
    62 }
    63 
    64 int
    65 MIR_GL_LoadLibrary(_THIS, const char* path)
    66 {
    67     MIR_Data* mir_data = _this->driverdata;
    68 
    69     SDL_EGL_LoadLibrary(_this, path, MIR_mir_connection_get_egl_native_display(mir_data->connection));
    70 
    71     SDL_EGL_ChooseConfig(_this);
    72 
    73     return 0;
    74 }
    75 
    76 void
    77 MIR_GL_UnloadLibrary(_THIS)
    78 {
    79     SDL_EGL_UnloadLibrary(_this);
    80 }
    81 
    82 void*
    83 MIR_GL_GetProcAddress(_THIS, const char* proc)
    84 {
    85     void* proc_addr = SDL_EGL_GetProcAddress(_this, proc);
    86 
    87     if (!proc_addr) {
    88         SDL_SetError("Failed to find proc address!");
    89     }
    90 
    91     return proc_addr;
    92 }
    93 
    94 #endif /* SDL_VIDEO_DRIVER_MIR */
    95 
    96 /* vi: set ts=4 sw=4 expandtab: */