SDL  2.0
SDL_androidgl.c
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1 /*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2019 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
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 
51 {
52  SDL_GLContext ret;
53 
55 
56  ret = SDL_EGL_CreateContext(_this, ((SDL_WindowData *) window->driverdata)->egl_surface);
57 
59 
60  return ret;
61 }
62 
63 int
65 {
66  int retval;
67 
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 
80 
81  return retval;
82 }
83 
84 int
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: */
Android_ActivityMutex
SDL_mutex * Android_ActivityMutex
SDL_LockMutex
#define SDL_LockMutex
Definition: SDL_dynapi_overrides.h:260
NULL
#define NULL
Definition: begin_code.h:167
SDL_WindowData
Definition: SDL_androidwindow.h:38
SDL_GLContext
void * SDL_GLContext
An opaque handle to an OpenGL context.
Definition: SDL_video.h:193
Android_GLES_MakeCurrent
int Android_GLES_MakeCurrent(_THIS, SDL_Window *window, SDL_GLContext context)
Android_GLES_SwapWindow
int Android_GLES_SwapWindow(_THIS, SDL_Window *window)
SDL_androidvideo.h
path
GLsizei const GLchar *const * path
Definition: SDL_opengl_glext.h:3730
SDL_Window
The type used to identify a window.
Definition: SDL_sysvideo.h:73
context
static screen_context_t context
Definition: video.c:25
SDL_androidwindow.h
_this
static SDL_VideoDevice * _this
Definition: SDL_video.c:118
NativeDisplayType
EGLNativeDisplayType NativeDisplayType
Definition: eglplatform.h:110
Android_ActivityMutex_Lock_Running
void Android_ActivityMutex_Lock_Running(void)
retval
SDL_bool retval
Definition: testgamecontroller.c:65
window
EGLSurface EGLNativeWindowType * window
Definition: eglext.h:1025
_THIS
#define _THIS
Definition: SDL_alsa_audio.h:31
Android_GLES_CreateContext
SDL_GLContext Android_GLES_CreateContext(_THIS, SDL_Window *window)
SDL_video.h
Android_GLES_LoadLibrary
int Android_GLES_LoadLibrary(_THIS, const char *path)
SDL_androidgl.h
SDL_UnlockMutex
#define SDL_UnlockMutex
Definition: SDL_dynapi_overrides.h:262