Atlas - SDL_androidgl.c
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[FILE BEGIN]
1/*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2026 Sam Lantinga <[email protected]>
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#include "SDL_internal.h"
22
23#if defined(SDL_VIDEO_DRIVER_ANDROID) && defined(SDL_VIDEO_OPENGL_EGL)
24
25// Android SDL video driver implementation
26
27#include "../SDL_egl_c.h"
28#include "SDL_androidwindow.h"
29
30#include "SDL_androidvideo.h"
31#include "SDL_androidevents.h"
32#include "SDL_androidgl.h"
33#include "../../core/android/SDL_android.h"
34
35#include <android/log.h>
36
37#include <dlfcn.h>
38
39bool Android_GLES_MakeCurrent(SDL_VideoDevice *_this, SDL_Window *window, SDL_GLContext context)
40{
41    if (window && context) {
42        return SDL_EGL_MakeCurrent(_this, window->internal->egl_surface, context);
43    } else {
44        return SDL_EGL_MakeCurrent(_this, NULL, NULL);
45    }
46}
47
48SDL_GLContext Android_GLES_CreateContext(SDL_VideoDevice *_this, SDL_Window *window)
49{
50    SDL_GLContext result;
51
52    if (!Android_WaitActiveAndLockActivity()) {
53        return NULL;
54    }
55
56    result = SDL_EGL_CreateContext(_this, window->internal->egl_surface);
57
58    Android_UnlockActivityMutex();
59
60    return result;
61}
62
63bool Android_GLES_SwapWindow(SDL_VideoDevice *_this, SDL_Window *window)
64{
65    bool result;
66
67    Android_LockActivityMutex();
68
69    /* The following two calls existed in the original Java code
70     * If you happen to have a device that's affected by their removal,
71     * please report to our bug tracker. -- Gabriel
72     */
73
74    /*_this->egl_data->eglWaitNative(EGL_CORE_NATIVE_ENGINE);
75    _this->egl_data->eglWaitGL();*/
76    result = SDL_EGL_SwapBuffers(_this, window->internal->egl_surface);
77
78    Android_UnlockActivityMutex();
79
80    return result;
81}
82
83bool Android_GLES_LoadLibrary(SDL_VideoDevice *_this, const char *path)
84{
85    return SDL_EGL_LoadLibrary(_this, path, EGL_DEFAULT_DISPLAY);
86}
87
88#endif // SDL_VIDEO_DRIVER_ANDROID
89
[FILE END]
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