1 /*
2 Simple DirectMedia Layer
3 Copyright (C) 1997-2020 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 #include "../../SDL_internal.h"
22
23 #if SDL_VIDEO_DRIVER_ANDROID
24
25 /* Android SDL video driver implementation */
26
27 #include "SDL_video.h"
28 #include "../SDL_egl_c.h"
29 #include "SDL_androidwindow.h"
30
31 #include "SDL_androidvideo.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
39 int
Android_GLES_MakeCurrent(_THIS,SDL_Window * window,SDL_GLContext context)40 Android_GLES_MakeCurrent(_THIS, SDL_Window * window, SDL_GLContext context)
41 {
42 if (window && context) {
43 return SDL_EGL_MakeCurrent(_this, ((SDL_WindowData *) window->driverdata)->egl_surface, context);
44 } else {
45 return SDL_EGL_MakeCurrent(_this, NULL, NULL);
46 }
47 }
48
49 SDL_GLContext
Android_GLES_CreateContext(_THIS,SDL_Window * window)50 Android_GLES_CreateContext(_THIS, SDL_Window * window)
51 {
52 SDL_GLContext ret;
53
54 Android_ActivityMutex_Lock_Running();
55
56 ret = SDL_EGL_CreateContext(_this, ((SDL_WindowData *) window->driverdata)->egl_surface);
57
58 SDL_UnlockMutex(Android_ActivityMutex);
59
60 return ret;
61 }
62
63 int
Android_GLES_SwapWindow(_THIS,SDL_Window * window)64 Android_GLES_SwapWindow(_THIS, SDL_Window * window)
65 {
66 int retval;
67
68 SDL_LockMutex(Android_ActivityMutex);
69
70 /* The following two calls existed in the original Java code
71 * If you happen to have a device that's affected by their removal,
72 * please report to Bugzilla. -- Gabriel
73 */
74
75 /*_this->egl_data->eglWaitNative(EGL_CORE_NATIVE_ENGINE);
76 _this->egl_data->eglWaitGL();*/
77 retval = SDL_EGL_SwapBuffers(_this, ((SDL_WindowData *) window->driverdata)->egl_surface);
78
79 SDL_UnlockMutex(Android_ActivityMutex);
80
81 return retval;
82 }
83
84 int
Android_GLES_LoadLibrary(_THIS,const char * path)85 Android_GLES_LoadLibrary(_THIS, const char *path) {
86 return SDL_EGL_LoadLibrary(_this, path, (NativeDisplayType) 0, 0);
87 }
88
89 #endif /* SDL_VIDEO_DRIVER_ANDROID */
90
91 /* vi: set ts=4 sw=4 expandtab: */
92