2 * (C) GraÅžvydas "notaz" Ignotas, 2010
4 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
5 * See the COPYING file in the top-level directory.
11 #include "../SDL_sysvideo.h"
12 #include "../SDL_pixels_c.h"
13 #include "../../events/SDL_events_c.h"
15 #include "linux/xenv.h"
19 static int omap_available(void)
25 static void omap_free(SDL_VideoDevice *device)
31 static int omap_VideoInit(SDL_VideoDevice *this, SDL_PixelFormat *vformat)
39 vformat->BitsPerPixel = 16;
44 tmp = getenv("SDL_OMAP_DEFAULT_MODE");
45 if (tmp != NULL && sscanf(tmp, "%dx%d", &w, &h) == 2) {
46 this->info.current_w = w;
47 this->info.current_h = h;
49 else if (osdl_video_detect_screen(this->hidden) == 0) {
50 this->info.current_w = this->hidden->screen_w;
51 this->info.current_h = this->hidden->screen_h;
54 this->handles_any_size = 1;
55 this->info.hw_available = 1;
60 static void omap_VideoQuit(SDL_VideoDevice *this)
64 osdl_video_finish(this->hidden);
65 this->screen->pixels = NULL;
66 omapsdl_input_finish();
69 static SDL_Rect **omap_ListModes(SDL_VideoDevice *this, SDL_PixelFormat *format, Uint32 flags)
71 static SDL_Rect omap_mode_max = {
72 /* with handles_any_size, should accept anything up to this
73 * XXX: possibly set this dynamically based on free vram? */
76 /* broken API needs this stupidity */
77 static SDL_Rect *omap_modes[] = {
84 if (format->BitsPerPixel <= 8)
85 // not (yet?) supported
91 static SDL_Surface *omap_SetVideoMode(SDL_VideoDevice *this, SDL_Surface *current, int width,
92 int height, int bpp, Uint32 flags)
94 trace("%d, %d, %d, %08x", width, height, bpp, flags);
96 if (osdl_video_set_mode(this->hidden, width, height, bpp) < 0)
99 if (!SDL_ReallocFormat(current, 16, 0xf800, 0x07e0, 0x001f, 0))
102 current->flags = SDL_FULLSCREEN | SDL_DOUBLEBUF | SDL_HWSURFACE;
105 current->pitch = SDL_CalculatePitch(current);
107 current->pixels = osdl_video_flip(this->hidden);
112 static int omap_LockHWSurface(SDL_VideoDevice *this, SDL_Surface *surface)
114 trace("%p", surface);
119 static void omap_UnlockHWSurface(SDL_VideoDevice *this, SDL_Surface *surface)
121 trace("%p", surface);
124 static int omap_FlipHWSurface(SDL_VideoDevice *this, SDL_Surface *surface)
126 trace("%p", surface);
128 surface->pixels = osdl_video_flip(this->hidden);
133 /* we can't do hw surfaces (besides screen one) yet */
134 static int omap_AllocHWSurface(SDL_VideoDevice *this, SDL_Surface *surface)
136 trace("%p", surface);
140 static void omap_FreeHWSurface(SDL_VideoDevice *this, SDL_Surface *surface)
142 trace("%p", surface);
145 static int omap_SetColors(SDL_VideoDevice *this, int firstcolor, int ncolors, SDL_Color *colors)
147 trace("%d, %d, %p", firstcolor, ncolors, colors);
151 static void omap_UpdateRects(SDL_VideoDevice *this, int nrects, SDL_Rect *rects)
153 trace("%d, %p", nrects, rects);
155 if (nrects != 1 || rects->x != 0 || rects->y != 0 ||
156 rects->w != this->screen->w || rects->h != this->screen->h) {
157 static int warned = 0;
164 this->screen->pixels = osdl_video_flip(this->hidden);
167 static void omap_InitOSKeymap(SDL_VideoDevice *this)
172 static int key_event_cb(void *cb_arg, int sdl_kc, int is_pressed)
174 SDL_keysym keysym = { 0, };
177 SDL_PrivateKeyboard(is_pressed, &keysym);
180 static int ts_event_cb(void *cb_arg, int x, int y, unsigned int pressure)
182 static int was_pressed;
184 SDL_PrivateMouseMotion(0, 0, x, y);
186 pressure = !!pressure;
187 if (pressure != was_pressed) {
188 SDL_PrivateMouseButton(pressure ? SDL_PRESSED : SDL_RELEASED, 1, 0, 0);
189 was_pressed = pressure;
193 static void omap_PumpEvents(SDL_VideoDevice *this)
195 struct SDL_PrivateVideoData *pdata = this->hidden;
200 omapsdl_input_get_events(0, key_event_cb, ts_event_cb, NULL);
202 // XXX: we might want to process some X events too
207 static SDL_VideoDevice *omap_create(int devindex)
209 SDL_VideoDevice *this;
211 this = calloc(1, sizeof(*this) + sizeof(*this->hidden));
216 this->hidden = (void *)(this + 1);
217 this->VideoInit = omap_VideoInit;
218 this->ListModes = omap_ListModes;
219 this->SetVideoMode = omap_SetVideoMode;
220 this->LockHWSurface = omap_LockHWSurface;
221 this->UnlockHWSurface = omap_UnlockHWSurface;
222 this->FlipHWSurface = omap_FlipHWSurface;
223 this->AllocHWSurface = omap_AllocHWSurface;
224 this->FreeHWSurface = omap_FreeHWSurface;
225 this->SetColors = omap_SetColors;
226 this->UpdateRects = omap_UpdateRects;
227 this->VideoQuit = omap_VideoQuit;
228 this->InitOSKeymap = omap_InitOSKeymap;
229 this->PumpEvents = omap_PumpEvents;
230 this->free = omap_free;
235 VideoBootStrap omapdss_bootstrap = {
236 "omapdss", "OMAP DSS2 Framebuffer Driver",
237 omap_available, omap_create