/
SDL_mirvideo.c
399 lines (315 loc) · 11.6 KB
1
2
/*
Simple DirectMedia Layer
3
Copyright (C) 1997-2016 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
25
26
27
28
29
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.
*/
/*
Contributed by Brandon Schaefer, <brandon.schaefer@canonical.com>
*/
#include "../../SDL_internal.h"
#if SDL_VIDEO_DRIVER_MIR
30
#include "SDL_mirwindow.h"
31
32
33
34
35
36
37
38
39
40
41
#include "SDL_video.h"
#include "SDL_mirframebuffer.h"
#include "SDL_mirmouse.h"
#include "SDL_miropengl.h"
#include "SDL_mirvideo.h"
#include "SDL_mirdyn.h"
#define MIR_DRIVER_NAME "mir"
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
static const Uint32 mir_pixel_format_to_sdl_format[] = {
SDL_PIXELFORMAT_UNKNOWN, /* mir_pixel_format_invalid */
SDL_PIXELFORMAT_ABGR8888, /* mir_pixel_format_abgr_8888 */
SDL_PIXELFORMAT_BGR888, /* mir_pixel_format_xbgr_8888 */
SDL_PIXELFORMAT_ARGB8888, /* mir_pixel_format_argb_8888 */
SDL_PIXELFORMAT_RGB888, /* mir_pixel_format_xrgb_8888 */
SDL_PIXELFORMAT_BGR24, /* mir_pixel_format_bgr_888 */
SDL_PIXELFORMAT_RGB24, /* mir_pixel_format_rgb_888 */
SDL_PIXELFORMAT_RGB565, /* mir_pixel_format_rgb_565 */
SDL_PIXELFORMAT_RGBA5551, /* mir_pixel_format_rgba_5551 */
SDL_PIXELFORMAT_RGBA4444 /* mir_pixel_format_rgba_4444 */
};
Uint32
MIR_GetSDLPixelFormat(MirPixelFormat format)
{
return mir_pixel_format_to_sdl_format[format];
}
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
static int
MIR_VideoInit(_THIS);
static void
MIR_VideoQuit(_THIS);
static int
MIR_GetDisplayBounds(_THIS, SDL_VideoDisplay* display, SDL_Rect* rect);
static void
MIR_GetDisplayModes(_THIS, SDL_VideoDisplay* sdl_display);
static int
MIR_SetDisplayMode(_THIS, SDL_VideoDisplay* sdl_display, SDL_DisplayMode* mode);
static SDL_WindowShaper*
MIR_CreateShaper(SDL_Window* window)
{
/* FIXME Im not sure if mir support this atm, will have to come back to this */
return NULL;
}
static int
MIR_SetWindowShape(SDL_WindowShaper* shaper, SDL_Surface* shape, SDL_WindowShapeMode* shape_mode)
{
return SDL_Unsupported();
}
static int
MIR_ResizeWindowShape(SDL_Window* window)
{
return SDL_Unsupported();
}
static int
MIR_Available()
{
int available = 0;
if (SDL_MIR_LoadSymbols()) {
/* !!! FIXME: try to make a MirConnection here. */
available = 1;
SDL_MIR_UnloadSymbols();
}
return available;
}
static void
MIR_DeleteDevice(SDL_VideoDevice* device)
{
SDL_free(device);
SDL_MIR_UnloadSymbols();
}
116
static void
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
MIR_PumpEvents(_THIS)
{
}
static SDL_VideoDevice*
MIR_CreateDevice(int device_index)
{
MIR_Data* mir_data;
SDL_VideoDevice* device = NULL;
if (!SDL_MIR_LoadSymbols()) {
return NULL;
}
device = SDL_calloc(1, sizeof(SDL_VideoDevice));
if (!device) {
SDL_MIR_UnloadSymbols();
SDL_OutOfMemory();
return NULL;
}
mir_data = SDL_calloc(1, sizeof(MIR_Data));
if (!mir_data) {
SDL_free(device);
SDL_MIR_UnloadSymbols();
SDL_OutOfMemory();
return NULL;
}
device->driverdata = mir_data;
/* mirvideo */
device->VideoInit = MIR_VideoInit;
device->VideoQuit = MIR_VideoQuit;
device->GetDisplayBounds = MIR_GetDisplayBounds;
device->GetDisplayModes = MIR_GetDisplayModes;
device->SetDisplayMode = MIR_SetDisplayMode;
device->free = MIR_DeleteDevice;
/* miropengles */
device->GL_SwapWindow = MIR_GL_SwapWindow;
device->GL_MakeCurrent = MIR_GL_MakeCurrent;
device->GL_CreateContext = MIR_GL_CreateContext;
device->GL_DeleteContext = MIR_GL_DeleteContext;
device->GL_LoadLibrary = MIR_GL_LoadLibrary;
device->GL_UnloadLibrary = MIR_GL_UnloadLibrary;
device->GL_GetSwapInterval = MIR_GL_GetSwapInterval;
device->GL_SetSwapInterval = MIR_GL_SetSwapInterval;
device->GL_GetProcAddress = MIR_GL_GetProcAddress;
/* mirwindow */
168
169
170
171
172
173
174
175
176
177
178
179
180
device->CreateWindow = MIR_CreateWindow;
device->DestroyWindow = MIR_DestroyWindow;
device->GetWindowWMInfo = MIR_GetWindowWMInfo;
device->SetWindowFullscreen = MIR_SetWindowFullscreen;
device->MaximizeWindow = MIR_MaximizeWindow;
device->MinimizeWindow = MIR_MinimizeWindow;
device->RestoreWindow = MIR_RestoreWindow;
device->ShowWindow = MIR_RestoreWindow;
device->HideWindow = MIR_HideWindow;
device->SetWindowSize = MIR_SetWindowSize;
device->SetWindowMinimumSize = MIR_SetWindowMinimumSize;
device->SetWindowMaximumSize = MIR_SetWindowMaximumSize;
device->SetWindowTitle = MIR_SetWindowTitle;
181
device->SetWindowGrab = MIR_SetWindowGrab;
182
183
184
185
186
187
188
189
device->CreateWindowFrom = NULL;
device->SetWindowIcon = NULL;
device->RaiseWindow = NULL;
device->SetWindowBordered = NULL;
device->SetWindowGammaRamp = NULL;
device->GetWindowGammaRamp = NULL;
device->OnWindowEnter = NULL;
190
device->SetWindowPosition = NULL;
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
/* mirframebuffer */
device->CreateWindowFramebuffer = MIR_CreateWindowFramebuffer;
device->UpdateWindowFramebuffer = MIR_UpdateWindowFramebuffer;
device->DestroyWindowFramebuffer = MIR_DestroyWindowFramebuffer;
device->shape_driver.CreateShaper = MIR_CreateShaper;
device->shape_driver.SetWindowShape = MIR_SetWindowShape;
device->shape_driver.ResizeWindowShape = MIR_ResizeWindowShape;
device->PumpEvents = MIR_PumpEvents;
device->SuspendScreenSaver = NULL;
device->StartTextInput = NULL;
device->StopTextInput = NULL;
device->SetTextInputRect = NULL;
device->HasScreenKeyboardSupport = NULL;
device->ShowScreenKeyboard = NULL;
device->HideScreenKeyboard = NULL;
device->IsScreenKeyboardShown = NULL;
device->SetClipboardText = NULL;
device->GetClipboardText = NULL;
device->HasClipboardText = NULL;
device->ShowMessageBox = NULL;
return device;
}
VideoBootStrap MIR_bootstrap = {
MIR_DRIVER_NAME, "SDL Mir video driver",
MIR_Available, MIR_CreateDevice
};
228
229
static SDL_DisplayMode
MIR_ConvertModeToSDLMode(MirOutputMode const* mode, MirPixelFormat format)
230
{
231
232
233
234
235
236
SDL_DisplayMode sdl_mode = {
.format = MIR_GetSDLPixelFormat(format),
.w = MIR_mir_output_mode_get_width(mode),
.h = MIR_mir_output_mode_get_height(mode),
.refresh_rate = MIR_mir_output_mode_get_refresh_rate(mode),
.driverdata = NULL
237
238
};
239
return sdl_mode;
240
241
242
}
static void
243
MIR_AddModeToDisplay(SDL_VideoDisplay* display, MirOutputMode const* mode, MirPixelFormat format)
244
{
245
246
SDL_DisplayMode sdl_mode = MIR_ConvertModeToSDLMode(mode, format);
SDL_AddDisplayMode(display, &sdl_mode);
247
248
249
}
static void
250
MIR_InitDisplayFromOutput(_THIS, MirOutput* output)
251
{
252
253
SDL_VideoDisplay display;
int m;
254
255
256
257
MirPixelFormat format = MIR_mir_output_get_current_pixel_format(output);
int num_modes = MIR_mir_output_get_num_modes(output);
SDL_DisplayMode current_mode = MIR_ConvertModeToSDLMode(mir_output_get_current_mode(output), format);
258
259
SDL_zero(display);
260
261
262
// Unfortunate cast, but SDL_AddVideoDisplay will strdup this pointer so its read-only in this case.
display.name = (char*)MIR_mir_output_type_name(MIR_mir_output_get_type(output));
263
264
265
266
267
for (m = 0; m < num_modes; m++) {
MirOutputMode const* mode = MIR_mir_output_get_mode(output, m);
MIR_AddModeToDisplay(&display, mode, format);
}
268
269
270
display.desktop_mode = current_mode;
display.current_mode = current_mode;
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
display.driverdata = output;
SDL_AddVideoDisplay(&display);
}
static void
MIR_InitDisplays(_THIS)
{
MIR_Data* mir_data = _this->driverdata;
int num_outputs = MIR_mir_display_config_get_num_outputs(mir_data->display_config);
int d;
for (d = 0; d < num_outputs; d++) {
MirOutput* output = MIR_mir_display_config_get_mutable_output(mir_data->display_config, d);
SDL_bool enabled = MIR_mir_output_is_enabled(output);
MirOutputConnectionState state = MIR_mir_output_get_connection_state(output);
if (enabled && state == mir_output_connection_state_connected) {
MIR_InitDisplayFromOutput(_this, output);
290
291
292
293
}
}
}
294
static int
295
296
297
298
MIR_VideoInit(_THIS)
{
MIR_Data* mir_data = _this->driverdata;
299
300
301
302
mir_data->connection = MIR_mir_connect_sync(NULL, __PRETTY_FUNCTION__);
mir_data->current_window = NULL;
mir_data->software = SDL_FALSE;
mir_data->pixel_format = mir_pixel_format_invalid;
303
304
305
306
307
if (!MIR_mir_connection_is_valid(mir_data->connection)) {
return SDL_SetError("Failed to connect to the mir server: %s",
MIR_mir_connection_get_error_message(mir_data->connection));
}
308
309
310
mir_data->display_config = MIR_mir_connection_create_display_configuration(mir_data->connection);
311
312
313
314
315
316
MIR_InitDisplays(_this);
MIR_InitMouse();
return 0;
}
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
static void
MIR_CleanUpDisplayConfig(_THIS)
{
MIR_Data* mir_data = _this->driverdata;
int i;
// SDL_VideoQuit frees the display driverdata, we own it not them
for (i = 0; i < _this->num_displays; ++i) {
_this->displays[i].driverdata = NULL;
}
MIR_mir_display_config_release(mir_data->display_config);
}
static void
332
333
334
335
MIR_VideoQuit(_THIS)
{
MIR_Data* mir_data = _this->driverdata;
336
337
MIR_CleanUpDisplayConfig(_this);
338
339
340
341
342
343
344
345
346
347
348
349
350
351
MIR_FiniMouse();
MIR_GL_DeleteContext(_this, NULL);
MIR_GL_UnloadLibrary(_this);
MIR_mir_connection_release(mir_data->connection);
SDL_free(mir_data);
_this->driverdata = NULL;
}
static int
MIR_GetDisplayBounds(_THIS, SDL_VideoDisplay* display, SDL_Rect* rect)
{
352
MirOutput const* output = display->driverdata;
353
354
355
356
357
rect->x = MIR_mir_output_get_position_x(output);
rect->y = MIR_mir_output_get_position_y(output);
rect->w = display->current_mode.w;
rect->h = display->current_mode.h;
358
359
360
361
362
return 0;
}
static void
363
MIR_GetDisplayModes(_THIS, SDL_VideoDisplay* display)
364
365
366
367
{
}
static int
368
MIR_SetDisplayMode(_THIS, SDL_VideoDisplay* display, SDL_DisplayMode* mode)
369
{
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
int m;
MirOutput* output = display->driverdata;
int num_modes = MIR_mir_output_get_num_modes(output);
Uint32 sdl_format = MIR_GetSDLPixelFormat(
MIR_mir_output_get_current_pixel_format(output));
for (m = 0; m < num_modes; m++) {
MirOutputMode const* mir_mode = MIR_mir_output_get_mode(output, m);
int width = MIR_mir_output_mode_get_width(mir_mode);
int height = MIR_mir_output_mode_get_height(mir_mode);
double refresh_rate = MIR_mir_output_mode_get_refresh_rate(mir_mode);
if (mode->format == sdl_format &&
mode->w == width &&
mode->h == height &&
mode->refresh_rate == refresh_rate) {
387
// FIXME Currently wont actually *set* anything. Need to wait for applying display changes
388
389
390
391
392
393
MIR_mir_output_set_current_mode(output, mir_mode);
return 0;
}
}
return -1;
394
395
396
397
398
}
#endif /* SDL_VIDEO_DRIVER_MIR */
/* vi: set ts=4 sw=4 expandtab: */