/
SDL_androidvideo.c
260 lines (209 loc) · 8 KB
1
2
/*
Simple DirectMedia Layer
3
Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#include "../../SDL_internal.h"
#if SDL_VIDEO_DRIVER_ANDROID
25
/* Android SDL video driver implementation */
26
27
28
29
30
31
32
33
34
#include "SDL_video.h"
#include "SDL_mouse.h"
#include "../SDL_sysvideo.h"
#include "../SDL_pixels_c.h"
#include "../../events/SDL_events_c.h"
#include "../../events/SDL_windowevents_c.h"
#include "SDL_androidvideo.h"
35
#include "SDL_androidgl.h"
36
37
38
#include "SDL_androidclipboard.h"
#include "SDL_androidevents.h"
#include "SDL_androidkeyboard.h"
39
#include "SDL_androidmouse.h"
40
41
#include "SDL_androidtouch.h"
#include "SDL_androidwindow.h"
42
#include "SDL_androidvulkan.h"
43
44
45
46
47
48
#define ANDROID_VID_DRIVER_NAME "Android"
/* Initialization/Query functions */
static int Android_VideoInit(_THIS);
static void Android_VideoQuit(_THIS);
49
int Android_GetDisplayDPI(_THIS, SDL_VideoDisplay *display, float *ddpi, float *hdpi, float *vdpi);
50
51
52
53
54
55
56
57
58
59
60
61
#include "../SDL_egl_c.h"
#define Android_GLES_GetProcAddress SDL_EGL_GetProcAddress
#define Android_GLES_UnloadLibrary SDL_EGL_UnloadLibrary
#define Android_GLES_SetSwapInterval SDL_EGL_SetSwapInterval
#define Android_GLES_GetSwapInterval SDL_EGL_GetSwapInterval
#define Android_GLES_DeleteContext SDL_EGL_DeleteContext
/* Android driver bootstrap functions */
/* These are filled in with real values in Android_SetScreenResolution on init (before SDL_main()) */
62
63
64
65
int Android_SurfaceWidth = 0;
int Android_SurfaceHeight = 0;
int Android_DeviceWidth = 0;
int Android_DeviceHeight = 0;
66
static Uint32 Android_ScreenFormat = SDL_PIXELFORMAT_UNKNOWN;
67
static int Android_ScreenRate = 0;
68
69
70
SDL_sem *Android_PauseSem = NULL, *Android_ResumeSem = NULL;
SDL_mutex *Android_ActivityMutex = NULL;
71
72
73
74
75
76
77
78
79
80
81
82
83
84
static int
Android_Available(void)
{
return 1;
}
static void
Android_SuspendScreenSaver(_THIS)
{
Android_JNI_SuspendScreenSaver(_this->suspend_screensaver);
}
static void
85
Android_DeleteDevice(SDL_VideoDevice *device)
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
{
SDL_free(device->driverdata);
SDL_free(device);
}
static SDL_VideoDevice *
Android_CreateDevice(int devindex)
{
SDL_VideoDevice *device;
SDL_VideoData *data;
/* Initialize all variables that we clean on shutdown */
device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice));
if (!device) {
SDL_OutOfMemory();
return NULL;
}
104
data = (SDL_VideoData *) SDL_calloc(1, sizeof(SDL_VideoData));
105
106
107
108
109
110
111
112
113
114
115
116
117
if (!data) {
SDL_OutOfMemory();
SDL_free(device);
return NULL;
}
device->driverdata = data;
/* Set the function pointers */
device->VideoInit = Android_VideoInit;
device->VideoQuit = Android_VideoQuit;
device->PumpEvents = Android_PumpEvents;
118
119
device->GetDisplayDPI = Android_GetDisplayDPI;
120
device->CreateSDLWindow = Android_CreateWindow;
121
device->SetWindowTitle = Android_SetWindowTitle;
122
device->SetWindowFullscreen = Android_SetWindowFullscreen;
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
device->DestroyWindow = Android_DestroyWindow;
device->GetWindowWMInfo = Android_GetWindowWMInfo;
device->free = Android_DeleteDevice;
/* GL pointers */
device->GL_LoadLibrary = Android_GLES_LoadLibrary;
device->GL_GetProcAddress = Android_GLES_GetProcAddress;
device->GL_UnloadLibrary = Android_GLES_UnloadLibrary;
device->GL_CreateContext = Android_GLES_CreateContext;
device->GL_MakeCurrent = Android_GLES_MakeCurrent;
device->GL_SetSwapInterval = Android_GLES_SetSwapInterval;
device->GL_GetSwapInterval = Android_GLES_GetSwapInterval;
device->GL_SwapWindow = Android_GLES_SwapWindow;
device->GL_DeleteContext = Android_GLES_DeleteContext;
139
#if SDL_VIDEO_VULKAN
140
141
142
143
144
145
device->Vulkan_LoadLibrary = Android_Vulkan_LoadLibrary;
device->Vulkan_UnloadLibrary = Android_Vulkan_UnloadLibrary;
device->Vulkan_GetInstanceExtensions = Android_Vulkan_GetInstanceExtensions;
device->Vulkan_CreateSurface = Android_Vulkan_CreateSurface;
#endif
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
/* Screensaver */
device->SuspendScreenSaver = Android_SuspendScreenSaver;
/* Text input */
device->StartTextInput = Android_StartTextInput;
device->StopTextInput = Android_StopTextInput;
device->SetTextInputRect = Android_SetTextInputRect;
/* Screen keyboard */
device->HasScreenKeyboardSupport = Android_HasScreenKeyboardSupport;
device->IsScreenKeyboardShown = Android_IsScreenKeyboardShown;
/* Clipboard */
device->SetClipboardText = Android_SetClipboardText;
device->GetClipboardText = Android_GetClipboardText;
device->HasClipboardText = Android_HasClipboardText;
return device;
}
VideoBootStrap Android_bootstrap = {
ANDROID_VID_DRIVER_NAME, "SDL Android video driver",
Android_Available, Android_CreateDevice
};
int
Android_VideoInit(_THIS)
{
175
176
177
178
179
SDL_VideoData *videodata = (SDL_VideoData *)_this->driverdata;
SDL_DisplayMode mode;
videodata->isPaused = SDL_FALSE;
videodata->isPausing = SDL_FALSE;
180
181
mode.format = Android_ScreenFormat;
182
183
mode.w = Android_DeviceWidth;
mode.h = Android_DeviceHeight;
184
185
186
187
188
189
190
191
192
193
194
195
mode.refresh_rate = Android_ScreenRate;
mode.driverdata = NULL;
if (SDL_AddBasicVideoDisplay(&mode) < 0) {
return -1;
}
SDL_AddDisplayMode(&_this->displays[0], &mode);
Android_InitKeyboard();
Android_InitTouch();
196
197
Android_InitMouse();
198
199
200
201
202
203
204
/* We're done! */
return 0;
}
void
Android_VideoQuit(_THIS)
{
205
Android_QuitMouse();
206
207
208
Android_QuitTouch();
}
209
int
210
Android_GetDisplayDPI(_THIS, SDL_VideoDisplay *display, float *ddpi, float *hdpi, float *vdpi)
211
212
213
214
{
return Android_JNI_GetDisplayDPI(ddpi, hdpi, vdpi);
}
215
void
216
Android_SetScreenResolution(SDL_Window *window, int surfaceWidth, int surfaceHeight, int deviceWidth, int deviceHeight, Uint32 format, float rate)
217
{
218
SDL_VideoDevice *device;
219
SDL_VideoDisplay *display;
220
221
Android_SurfaceWidth = surfaceWidth;
Android_SurfaceHeight = surfaceHeight;
222
223
Android_DeviceWidth = deviceWidth;
Android_DeviceHeight = deviceHeight;
224
Android_ScreenFormat = format;
225
Android_ScreenRate = (int)rate;
226
227
228
229
/*
Update the resolution of the desktop mode, so that the window
can be properly resized. The screen resolution change can for
230
example happen when the Activity enters or exits immersive mode,
231
232
which can happen after VideoInit().
*/
233
device = SDL_GetVideoDevice();
234
235
if (device && device->num_displays > 0)
{
236
display = &device->displays[0];
237
display->desktop_mode.format = Android_ScreenFormat;
238
239
display->desktop_mode.w = Android_DeviceWidth;
display->desktop_mode.h = Android_DeviceHeight;
240
241
242
display->desktop_mode.refresh_rate = Android_ScreenRate;
}
243
if (window) {
244
245
/* Force the current mode to match the resize otherwise the SDL_WINDOWEVENT_RESTORED event
* will fall back to the old mode */
246
display = SDL_GetDisplayForWindow(window);
247
248
display->display_modes[0].format = format;
249
250
display->display_modes[0].w = Android_DeviceWidth;
display->display_modes[0].h = Android_DeviceHeight;
251
display->display_modes[0].refresh_rate = (int)rate;
252
253
display->current_mode = display->display_modes[0];
254
SDL_SendWindowEvent(window, SDL_WINDOWEVENT_RESIZED, surfaceWidth, surfaceHeight);
255
256
257
258
259
260
}
}
#endif /* SDL_VIDEO_DRIVER_ANDROID */
/* vi: set ts=4 sw=4 expandtab: */