cscg22-gearboy

CSCG 2022 Challenge 'Gearboy'
git clone https://git.sinitax.com/sinitax/cscg22-gearboy
Log | Files | Refs | sfeed.txt

SDL_miropengl.c (2424B)

      1/*
      2  Simple DirectMedia Layer
      3  Copyright (C) 1997-2014 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
     34void
     35MIR_GL_SwapWindow(_THIS, SDL_Window* window)
     36{
     37    MIR_Window* mir_wind = window->driverdata;
     38
     39    SDL_EGL_SwapBuffers(_this, mir_wind->egl_surface);
     40}
     41
     42int
     43MIR_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
     53SDL_GLContext
     54MIR_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
     64int
     65MIR_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
     76void
     77MIR_GL_UnloadLibrary(_THIS)
     78{
     79    SDL_EGL_UnloadLibrary(_this);
     80}
     81
     82void*
     83MIR_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: */