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 | |
b9a19b44 |
8 | #include <stdio.h> |
9a8e84f8 |
9 | #include <stdlib.h> |
10 | |
11 | #include "../SDL_sysvideo.h" |
12 | #include "../SDL_pixels_c.h" |
13 | #include "../../events/SDL_events_c.h" |
9a8e84f8 |
14 | #include "omapsdl.h" |
15 | |
16 | |
9a8e84f8 |
17 | static int omap_available(void) |
18 | { |
19 | trace(); |
20 | return 1; |
21 | } |
22 | |
23 | static void omap_free(SDL_VideoDevice *device) |
24 | { |
25 | trace(); |
26 | free(device); |
27 | } |
28 | |
29 | static int omap_VideoInit(SDL_VideoDevice *this, SDL_PixelFormat *vformat) |
30 | { |
b9a19b44 |
31 | const char *tmp; |
32 | int w, h, ret; |
33 | |
9a8e84f8 |
34 | trace(); |
35 | |
36 | // default to 16bpp |
37 | vformat->BitsPerPixel = 16; |
38 | |
39 | omapsdl_input_init(); |
40 | omapsdl_config(); |
41 | |
b9a19b44 |
42 | tmp = getenv("SDL_OMAP_DEFAULT_MODE"); |
43 | if (tmp != NULL && sscanf(tmp, "%dx%d", &w, &h) == 2) { |
44 | this->info.current_w = w; |
45 | this->info.current_h = h; |
46 | } |
47 | else if (osdl_video_detect_screen(this->hidden) == 0) { |
48 | this->info.current_w = this->hidden->screen_w; |
49 | this->info.current_h = this->hidden->screen_h; |
50 | } |
51 | |
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52 | this->handles_any_size = 1; |
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53 | this->info.hw_available = 1; |
54 | |
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55 | return 0; |
56 | } |
57 | |
58 | static void omap_VideoQuit(SDL_VideoDevice *this) |
59 | { |
60 | trace(); |
61 | |
f641fccb |
62 | osdl_video_finish(this->hidden); |
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63 | this->screen->pixels = NULL; |
17e19802 |
64 | omapsdl_input_finish(); |
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65 | } |
66 | |
67 | static SDL_Rect **omap_ListModes(SDL_VideoDevice *this, SDL_PixelFormat *format, Uint32 flags) |
68 | { |
5d957fa5 |
69 | static SDL_Rect omap_mode_max = { |
70 | /* with handles_any_size, should accept anything up to this |
71 | * XXX: possibly set this dynamically based on free vram? */ |
72 | 0, 0, 1600, 1200 |
9a8e84f8 |
73 | }; |
b9a19b44 |
74 | /* broken API needs this stupidity */ |
9a8e84f8 |
75 | static SDL_Rect *omap_modes[] = { |
5d957fa5 |
76 | &omap_mode_max, |
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77 | NULL |
78 | }; |
79 | |
80 | trace(); |
81 | |
82 | if (format->BitsPerPixel <= 8) |
83 | // not (yet?) supported |
84 | return NULL; |
85 | |
86 | return omap_modes; |
87 | } |
88 | |
89 | static SDL_Surface *omap_SetVideoMode(SDL_VideoDevice *this, SDL_Surface *current, int width, |
90 | int height, int bpp, Uint32 flags) |
91 | { |
92 | trace("%d, %d, %d, %08x", width, height, bpp, flags); |
93 | |
f641fccb |
94 | if (osdl_video_set_mode(this->hidden, width, height, bpp) < 0) |
95 | return NULL; |
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96 | |
97 | if (!SDL_ReallocFormat(current, 16, 0xf800, 0x07e0, 0x001f, 0)) |
98 | return NULL; |
99 | |
100 | current->flags = SDL_FULLSCREEN | SDL_DOUBLEBUF | SDL_HWSURFACE; |
101 | current->w = width; |
102 | current->h = height; |
103 | current->pitch = SDL_CalculatePitch(current); |
104 | |
f641fccb |
105 | current->pixels = osdl_video_flip(this->hidden); |
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106 | |
107 | return current; |
108 | } |
109 | |
9a8e84f8 |
110 | static int omap_LockHWSurface(SDL_VideoDevice *this, SDL_Surface *surface) |
111 | { |
112 | trace("%p", surface); |
113 | |
114 | return 0; |
115 | } |
116 | |
117 | static void omap_UnlockHWSurface(SDL_VideoDevice *this, SDL_Surface *surface) |
118 | { |
119 | trace("%p", surface); |
120 | } |
121 | |
122 | static int omap_FlipHWSurface(SDL_VideoDevice *this, SDL_Surface *surface) |
123 | { |
124 | trace("%p", surface); |
125 | |
f641fccb |
126 | surface->pixels = osdl_video_flip(this->hidden); |
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127 | |
128 | return 0; |
129 | } |
130 | |
37299201 |
131 | /* we can't do hw surfaces (besides screen one) yet */ |
132 | static int omap_AllocHWSurface(SDL_VideoDevice *this, SDL_Surface *surface) |
133 | { |
134 | trace("%p", surface); |
135 | return -1; |
136 | } |
137 | |
138 | static void omap_FreeHWSurface(SDL_VideoDevice *this, SDL_Surface *surface) |
139 | { |
140 | trace("%p", surface); |
141 | } |
142 | |
9a8e84f8 |
143 | static int omap_SetColors(SDL_VideoDevice *this, int firstcolor, int ncolors, SDL_Color *colors) |
144 | { |
145 | trace("%d, %d, %p", firstcolor, ncolors, colors); |
146 | return 0; |
147 | } |
148 | |
149 | static void omap_UpdateRects(SDL_VideoDevice *this, int nrects, SDL_Rect *rects) |
150 | { |
151 | trace("%d, %p", nrects, rects); |
152 | |
153 | if (nrects != 1 || rects->x != 0 || rects->y != 0 || |
154 | rects->w != this->screen->w || rects->h != this->screen->h) { |
155 | static int warned = 0; |
156 | if (!warned) { |
157 | not_supported(); |
158 | warned = 1; |
159 | } |
160 | } |
161 | |
f641fccb |
162 | this->screen->pixels = osdl_video_flip(this->hidden); |
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163 | } |
164 | |
165 | static void omap_InitOSKeymap(SDL_VideoDevice *this) |
166 | { |
167 | trace(); |
168 | } |
169 | |
17e19802 |
170 | static int key_event_cb(void *cb_arg, int sdl_kc, int is_pressed) |
9a8e84f8 |
171 | { |
172 | SDL_keysym keysym = { 0, }; |
173 | |
174 | keysym.sym = sdl_kc; |
175 | SDL_PrivateKeyboard(is_pressed, &keysym); |
176 | } |
177 | |
17e19802 |
178 | static int ts_event_cb(void *cb_arg, int x, int y, unsigned int pressure) |
179 | { |
180 | static int was_pressed; |
181 | |
182 | SDL_PrivateMouseMotion(0, 0, x, y); |
183 | |
184 | pressure = !!pressure; |
185 | if (pressure != was_pressed) { |
186 | SDL_PrivateMouseButton(pressure ? SDL_PRESSED : SDL_RELEASED, 1, 0, 0); |
187 | was_pressed = pressure; |
188 | } |
189 | } |
190 | |
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191 | static void omap_PumpEvents(SDL_VideoDevice *this) |
192 | { |
193 | trace(); |
194 | |
17e19802 |
195 | omapsdl_input_get_events(0, key_event_cb, ts_event_cb, NULL); |
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196 | } |
197 | |
198 | static SDL_VideoDevice *omap_create(int devindex) |
199 | { |
200 | SDL_VideoDevice *this; |
201 | |
202 | this = calloc(1, sizeof(*this) + sizeof(*this->hidden)); |
203 | if (this == NULL) { |
204 | SDL_OutOfMemory(); |
205 | return 0; |
206 | } |
207 | this->hidden = (void *)(this + 1); |
208 | this->VideoInit = omap_VideoInit; |
209 | this->ListModes = omap_ListModes; |
210 | this->SetVideoMode = omap_SetVideoMode; |
211 | this->LockHWSurface = omap_LockHWSurface; |
212 | this->UnlockHWSurface = omap_UnlockHWSurface; |
213 | this->FlipHWSurface = omap_FlipHWSurface; |
37299201 |
214 | this->AllocHWSurface = omap_AllocHWSurface; |
215 | this->FreeHWSurface = omap_FreeHWSurface; |
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216 | this->SetColors = omap_SetColors; |
217 | this->UpdateRects = omap_UpdateRects; |
218 | this->VideoQuit = omap_VideoQuit; |
219 | this->InitOSKeymap = omap_InitOSKeymap; |
220 | this->PumpEvents = omap_PumpEvents; |
221 | this->free = omap_free; |
222 | |
223 | return this; |
224 | } |
225 | |
226 | VideoBootStrap omapdss_bootstrap = { |
227 | "omapdss", "OMAP DSS2 Framebuffer Driver", |
228 | omap_available, omap_create |
229 | }; |
230 | |