9a8e84f8 |
1 | /* |
2 | * (C) GraÅžvydas "notaz" Ignotas, 2010 |
3 | * |
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. |
6 | */ |
7 | |
8 | #include <stdlib.h> |
9 | |
10 | #include "../SDL_sysvideo.h" |
11 | #include "../SDL_pixels_c.h" |
12 | #include "../../events/SDL_events_c.h" |
9a8e84f8 |
13 | #include "omapsdl.h" |
14 | |
15 | |
9a8e84f8 |
16 | static int omap_available(void) |
17 | { |
18 | trace(); |
19 | return 1; |
20 | } |
21 | |
22 | static void omap_free(SDL_VideoDevice *device) |
23 | { |
24 | trace(); |
25 | free(device); |
26 | } |
27 | |
28 | static int omap_VideoInit(SDL_VideoDevice *this, SDL_PixelFormat *vformat) |
29 | { |
30 | trace(); |
31 | |
32 | // default to 16bpp |
33 | vformat->BitsPerPixel = 16; |
34 | |
35 | omapsdl_input_init(); |
36 | omapsdl_config(); |
37 | |
38 | return 0; |
39 | } |
40 | |
41 | static void omap_VideoQuit(SDL_VideoDevice *this) |
42 | { |
43 | trace(); |
44 | |
f641fccb |
45 | osdl_video_finish(this->hidden); |
9a8e84f8 |
46 | this->screen->pixels = NULL; |
17e19802 |
47 | omapsdl_input_finish(); |
9a8e84f8 |
48 | } |
49 | |
50 | static SDL_Rect **omap_ListModes(SDL_VideoDevice *this, SDL_PixelFormat *format, Uint32 flags) |
51 | { |
52 | static SDL_Rect omap_mode_list[] = { |
53 | // XXX: we are not really restricted to fixed modes |
54 | // FIXME: should really check the display for max supported |
55 | { 0, 0, 800, 480 }, |
56 | { 0, 0, 720, 480 }, |
57 | { 0, 0, 640, 480 }, |
58 | { 0, 0, 640, 400 }, |
59 | { 0, 0, 512, 384 }, |
60 | { 0, 0, 320, 240 }, |
61 | { 0, 0, 320, 200 }, |
62 | }; |
63 | // broken API needs this |
64 | static SDL_Rect *omap_modes[] = { |
65 | &omap_mode_list[0], |
66 | &omap_mode_list[1], |
67 | &omap_mode_list[2], |
68 | &omap_mode_list[3], |
69 | &omap_mode_list[4], |
70 | &omap_mode_list[5], |
71 | &omap_mode_list[6], |
72 | NULL |
73 | }; |
74 | |
75 | trace(); |
76 | |
77 | if (format->BitsPerPixel <= 8) |
78 | // not (yet?) supported |
79 | return NULL; |
80 | |
81 | return omap_modes; |
82 | } |
83 | |
84 | static SDL_Surface *omap_SetVideoMode(SDL_VideoDevice *this, SDL_Surface *current, int width, |
85 | int height, int bpp, Uint32 flags) |
86 | { |
87 | trace("%d, %d, %d, %08x", width, height, bpp, flags); |
88 | |
f641fccb |
89 | if (osdl_video_set_mode(this->hidden, width, height, bpp) < 0) |
90 | return NULL; |
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91 | |
92 | if (!SDL_ReallocFormat(current, 16, 0xf800, 0x07e0, 0x001f, 0)) |
93 | return NULL; |
94 | |
95 | current->flags = SDL_FULLSCREEN | SDL_DOUBLEBUF | SDL_HWSURFACE; |
96 | current->w = width; |
97 | current->h = height; |
98 | current->pitch = SDL_CalculatePitch(current); |
99 | |
f641fccb |
100 | current->pixels = osdl_video_flip(this->hidden); |
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101 | |
102 | return current; |
103 | } |
104 | |
9a8e84f8 |
105 | static int omap_LockHWSurface(SDL_VideoDevice *this, SDL_Surface *surface) |
106 | { |
107 | trace("%p", surface); |
108 | |
109 | return 0; |
110 | } |
111 | |
112 | static void omap_UnlockHWSurface(SDL_VideoDevice *this, SDL_Surface *surface) |
113 | { |
114 | trace("%p", surface); |
115 | } |
116 | |
117 | static int omap_FlipHWSurface(SDL_VideoDevice *this, SDL_Surface *surface) |
118 | { |
119 | trace("%p", surface); |
120 | |
f641fccb |
121 | surface->pixels = osdl_video_flip(this->hidden); |
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122 | |
123 | return 0; |
124 | } |
125 | |
126 | static int omap_SetColors(SDL_VideoDevice *this, int firstcolor, int ncolors, SDL_Color *colors) |
127 | { |
128 | trace("%d, %d, %p", firstcolor, ncolors, colors); |
129 | return 0; |
130 | } |
131 | |
132 | static void omap_UpdateRects(SDL_VideoDevice *this, int nrects, SDL_Rect *rects) |
133 | { |
134 | trace("%d, %p", nrects, rects); |
135 | |
136 | if (nrects != 1 || rects->x != 0 || rects->y != 0 || |
137 | rects->w != this->screen->w || rects->h != this->screen->h) { |
138 | static int warned = 0; |
139 | if (!warned) { |
140 | not_supported(); |
141 | warned = 1; |
142 | } |
143 | } |
144 | |
f641fccb |
145 | this->screen->pixels = osdl_video_flip(this->hidden); |
9a8e84f8 |
146 | } |
147 | |
148 | static void omap_InitOSKeymap(SDL_VideoDevice *this) |
149 | { |
150 | trace(); |
151 | } |
152 | |
17e19802 |
153 | static int key_event_cb(void *cb_arg, int sdl_kc, int is_pressed) |
9a8e84f8 |
154 | { |
155 | SDL_keysym keysym = { 0, }; |
156 | |
157 | keysym.sym = sdl_kc; |
158 | SDL_PrivateKeyboard(is_pressed, &keysym); |
159 | } |
160 | |
17e19802 |
161 | static int ts_event_cb(void *cb_arg, int x, int y, unsigned int pressure) |
162 | { |
163 | static int was_pressed; |
164 | |
165 | SDL_PrivateMouseMotion(0, 0, x, y); |
166 | |
167 | pressure = !!pressure; |
168 | if (pressure != was_pressed) { |
169 | SDL_PrivateMouseButton(pressure ? SDL_PRESSED : SDL_RELEASED, 1, 0, 0); |
170 | was_pressed = pressure; |
171 | } |
172 | } |
173 | |
9a8e84f8 |
174 | static void omap_PumpEvents(SDL_VideoDevice *this) |
175 | { |
176 | trace(); |
177 | |
17e19802 |
178 | omapsdl_input_get_events(0, key_event_cb, ts_event_cb, NULL); |
9a8e84f8 |
179 | } |
180 | |
181 | static SDL_VideoDevice *omap_create(int devindex) |
182 | { |
183 | SDL_VideoDevice *this; |
184 | |
185 | this = calloc(1, sizeof(*this) + sizeof(*this->hidden)); |
186 | if (this == NULL) { |
187 | SDL_OutOfMemory(); |
188 | return 0; |
189 | } |
190 | this->hidden = (void *)(this + 1); |
191 | this->VideoInit = omap_VideoInit; |
192 | this->ListModes = omap_ListModes; |
193 | this->SetVideoMode = omap_SetVideoMode; |
194 | this->LockHWSurface = omap_LockHWSurface; |
195 | this->UnlockHWSurface = omap_UnlockHWSurface; |
196 | this->FlipHWSurface = omap_FlipHWSurface; |
197 | this->SetColors = omap_SetColors; |
198 | this->UpdateRects = omap_UpdateRects; |
199 | this->VideoQuit = omap_VideoQuit; |
200 | this->InitOSKeymap = omap_InitOSKeymap; |
201 | this->PumpEvents = omap_PumpEvents; |
202 | this->free = omap_free; |
203 | |
204 | return this; |
205 | } |
206 | |
207 | VideoBootStrap omapdss_bootstrap = { |
208 | "omapdss", "OMAP DSS2 Framebuffer Driver", |
209 | omap_available, omap_create |
210 | }; |
211 | |