Rev 2025 | Rev 2071 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1363 | vana | 1 | /* |
2 | * Copyright (C) 2006 Jakub Vana |
||
1404 | palkovsky | 3 | * Copyright (C) 2006 Ondrej Palkovsky |
1363 | vana | 4 | * All rights reserved. |
5 | * |
||
6 | * Redistribution and use in source and binary forms, with or without |
||
7 | * modification, are permitted provided that the following conditions |
||
8 | * are met: |
||
9 | * |
||
10 | * - Redistributions of source code must retain the above copyright |
||
11 | * notice, this list of conditions and the following disclaimer. |
||
12 | * - Redistributions in binary form must reproduce the above copyright |
||
13 | * notice, this list of conditions and the following disclaimer in the |
||
14 | * documentation and/or other materials provided with the distribution. |
||
15 | * - The name of the author may not be used to endorse or promote products |
||
16 | * derived from this software without specific prior written permission. |
||
17 | * |
||
18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
||
19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
||
20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
||
21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
||
22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
||
23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
||
24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
||
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
||
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
||
27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
||
28 | */ |
||
29 | |||
1740 | jermar | 30 | /** |
31 | * @defgroup fb Graphical framebuffer |
||
32 | * @brief HelenOS graphical framebuffer. |
||
1649 | cejka | 33 | * @ingroup fbs |
34 | * @{ |
||
35 | */ |
||
1888 | jermar | 36 | |
1649 | cejka | 37 | /** @file |
38 | */ |
||
39 | |||
1430 | jermar | 40 | #include <stdlib.h> |
41 | #include <unistd.h> |
||
42 | #include <string.h> |
||
1363 | vana | 43 | #include <ddi.h> |
44 | #include <sysinfo.h> |
||
45 | #include <align.h> |
||
46 | #include <as.h> |
||
47 | #include <ipc/fb.h> |
||
48 | #include <ipc/ipc.h> |
||
1430 | jermar | 49 | #include <ipc/ns.h> |
1363 | vana | 50 | #include <ipc/services.h> |
51 | #include <kernel/errno.h> |
||
1993 | decky | 52 | #include <kernel/genarch/fb/visuals.h> |
1392 | palkovsky | 53 | #include <async.h> |
1993 | decky | 54 | #include <bool.h> |
1505 | palkovsky | 55 | |
1404 | palkovsky | 56 | #include "font-8x16.h" |
1363 | vana | 57 | #include "fb.h" |
1505 | palkovsky | 58 | #include "main.h" |
59 | #include "../console/screenbuffer.h" |
||
1547 | palkovsky | 60 | #include "ppm.h" |
1363 | vana | 61 | |
1711 | palkovsky | 62 | #include "pointer.xbm" |
63 | #include "pointer_mask.xbm" |
||
64 | |||
1630 | palkovsky | 65 | #define DEFAULT_BGCOLOR 0xf0f0f0 |
66 | #define DEFAULT_FGCOLOR 0x0 |
||
1363 | vana | 67 | |
68 | /***************************************************************/ |
||
69 | /* Pixel specific fuctions */ |
||
70 | |||
1555 | palkovsky | 71 | typedef void (*conv2scr_fn_t)(void *, int); |
72 | typedef int (*conv2rgb_fn_t)(void *); |
||
1363 | vana | 73 | |
1485 | palkovsky | 74 | struct { |
1875 | jermar | 75 | uint8_t *fbaddress; |
1363 | vana | 76 | |
1875 | jermar | 77 | unsigned int xres; |
78 | unsigned int yres; |
||
79 | unsigned int scanline; |
||
80 | unsigned int pixelbytes; |
||
81 | unsigned int invert_colors; |
||
1363 | vana | 82 | |
1555 | palkovsky | 83 | conv2scr_fn_t rgb2scr; |
84 | conv2rgb_fn_t scr2rgb; |
||
1485 | palkovsky | 85 | } screen; |
1363 | vana | 86 | |
1485 | palkovsky | 87 | typedef struct { |
88 | int initialized; |
||
89 | unsigned int x, y; |
||
90 | unsigned int width, height; |
||
1363 | vana | 91 | |
1485 | palkovsky | 92 | /* Text support in window */ |
93 | unsigned int rows, cols; |
||
94 | /* Style for text printing */ |
||
1509 | palkovsky | 95 | style_t style; |
1485 | palkovsky | 96 | /* Auto-cursor position */ |
1486 | palkovsky | 97 | int cursor_active, cur_col, cur_row; |
1500 | palkovsky | 98 | int cursor_shown; |
1672 | palkovsky | 99 | /* Double buffering */ |
1781 | jermar | 100 | uint8_t *dbdata; |
1672 | palkovsky | 101 | unsigned int dboffset; |
102 | unsigned int paused; |
||
1485 | palkovsky | 103 | } viewport_t; |
1363 | vana | 104 | |
1646 | palkovsky | 105 | #define MAX_ANIM_LEN 8 |
106 | #define MAX_ANIMATIONS 4 |
||
107 | typedef struct { |
||
108 | int initialized; |
||
109 | int enabled; |
||
110 | unsigned int vp; |
||
111 | |||
112 | unsigned int pos; |
||
113 | unsigned int animlen; |
||
114 | unsigned int pixmaps[MAX_ANIM_LEN]; |
||
115 | } animation_t; |
||
116 | static animation_t animations[MAX_ANIMATIONS]; |
||
117 | static int anims_enabled; |
||
118 | |||
1552 | palkovsky | 119 | /** Maximum number of saved pixmaps |
120 | * Pixmap is a saved rectangle |
||
121 | */ |
||
122 | #define MAX_PIXMAPS 256 |
||
123 | typedef struct { |
||
124 | unsigned int width; |
||
125 | unsigned int height; |
||
1781 | jermar | 126 | uint8_t *data; |
1552 | palkovsky | 127 | } pixmap_t; |
128 | static pixmap_t pixmaps[MAX_PIXMAPS]; |
||
129 | |||
130 | /* Viewport is a rectangular area on the screen */ |
||
1485 | palkovsky | 131 | #define MAX_VIEWPORTS 128 |
132 | static viewport_t viewports[128]; |
||
133 | |||
134 | /* Allow only 1 connection */ |
||
135 | static int client_connected = 0; |
||
136 | |||
1363 | vana | 137 | #define RED(x, bits) ((x >> (16 + 8 - bits)) & ((1 << bits) - 1)) |
138 | #define GREEN(x, bits) ((x >> (8 + 8 - bits)) & ((1 << bits) - 1)) |
||
139 | #define BLUE(x, bits) ((x >> (8 - bits)) & ((1 << bits) - 1)) |
||
140 | |||
1485 | palkovsky | 141 | #define COL_WIDTH 8 |
142 | #define ROW_BYTES (screen.scanline * FONT_SCANLINES) |
||
1363 | vana | 143 | |
1485 | palkovsky | 144 | #define POINTPOS(x, y) ((y) * screen.scanline + (x) * screen.pixelbytes) |
1363 | vana | 145 | |
1875 | jermar | 146 | static inline int COLOR(int color) |
147 | { |
||
148 | return screen.invert_colors ? ~color : color; |
||
149 | } |
||
150 | |||
1555 | palkovsky | 151 | /* Conversion routines between different color representations */ |
2070 | jermar | 152 | static void |
153 | rgb_byte0888(void *dst, int rgb) |
||
1363 | vana | 154 | { |
1555 | palkovsky | 155 | *(int *)dst = rgb; |
1363 | vana | 156 | } |
157 | |||
2070 | jermar | 158 | static int |
159 | byte0888_rgb(void *src) |
||
1363 | vana | 160 | { |
1555 | palkovsky | 161 | return (*(int *)src) & 0xffffff; |
1363 | vana | 162 | } |
163 | |||
2070 | jermar | 164 | static void |
165 | bgr_byte0888(void *dst, int rgb) |
||
1994 | decky | 166 | { |
2025 | jermar | 167 | *((uint32_t *) dst) = BLUE(rgb, 8) << 16 | GREEN(rgb, 8) << 8 | |
168 | RED(rgb, 8); |
||
1994 | decky | 169 | } |
170 | |||
2070 | jermar | 171 | static int |
172 | byte0888_bgr(void *src) |
||
1994 | decky | 173 | { |
174 | int color = *(uint32_t *)(src); |
||
2070 | jermar | 175 | return ((color & 0xff) << 16) | (((color >> 8) & 0xff) << 8) | |
176 | ((color >> 16) & 0xff); |
||
1994 | decky | 177 | } |
178 | |||
2070 | jermar | 179 | static void |
180 | rgb_byte888(void *dst, int rgb) |
||
1363 | vana | 181 | { |
1781 | jermar | 182 | uint8_t *scr = dst; |
1871 | jermar | 183 | #if defined(FB_INVERT_ENDIAN) |
1555 | palkovsky | 184 | scr[0] = RED(rgb, 8); |
185 | scr[1] = GREEN(rgb, 8); |
||
186 | scr[2] = BLUE(rgb, 8); |
||
1363 | vana | 187 | #else |
1555 | palkovsky | 188 | scr[2] = RED(rgb, 8); |
189 | scr[1] = GREEN(rgb, 8); |
||
190 | scr[0] = BLUE(rgb, 8); |
||
1363 | vana | 191 | #endif |
192 | } |
||
193 | |||
2070 | jermar | 194 | static int |
195 | byte888_rgb(void *src) |
||
1363 | vana | 196 | { |
1781 | jermar | 197 | uint8_t *scr = src; |
1871 | jermar | 198 | #if defined(FB_INVERT_ENDIAN) |
1555 | palkovsky | 199 | return scr[0] << 16 | scr[1] << 8 | scr[2]; |
1363 | vana | 200 | #else |
1555 | palkovsky | 201 | return scr[2] << 16 | scr[1] << 8 | scr[0]; |
202 | #endif |
||
1363 | vana | 203 | } |
204 | |||
1993 | decky | 205 | /** 16-bit depth (5:5:5) */ |
2070 | jermar | 206 | static void |
207 | rgb_byte555(void *dst, int rgb) |
||
1993 | decky | 208 | { |
209 | /* 5-bit, 5-bits, 5-bits */ |
||
2025 | jermar | 210 | *((uint16_t *)(dst)) = RED(rgb, 5) << 10 | GREEN(rgb, 5) << 5 | |
211 | BLUE(rgb, 5); |
||
1993 | decky | 212 | } |
213 | |||
214 | /** 16-bit depth (5:5:5) */ |
||
2070 | jermar | 215 | static int |
216 | byte555_rgb(void *src) |
||
1993 | decky | 217 | { |
218 | int color = *(uint16_t *)(src); |
||
2070 | jermar | 219 | return (((color >> 10) & 0x1f) << (16 + 3)) | |
220 | (((color >> 5) & 0x1f) << (8 + 3)) | ((color & 0x1f) << 3); |
||
1993 | decky | 221 | } |
222 | |||
1555 | palkovsky | 223 | /** 16-bit depth (5:6:5) */ |
2070 | jermar | 224 | static void |
225 | rgb_byte565(void *dst, int rgb) |
||
1363 | vana | 226 | { |
227 | /* 5-bit, 6-bits, 5-bits */ |
||
2025 | jermar | 228 | *((uint16_t *)(dst)) = RED(rgb, 5) << 11 | GREEN(rgb, 6) << 5 | |
229 | BLUE(rgb, 5); |
||
1363 | vana | 230 | } |
231 | |||
1555 | palkovsky | 232 | /** 16-bit depth (5:6:5) */ |
2070 | jermar | 233 | static int |
234 | byte565_rgb(void *src) |
||
1363 | vana | 235 | { |
1781 | jermar | 236 | int color = *(uint16_t *)(src); |
2070 | jermar | 237 | return (((color >> 11) & 0x1f) << (16 + 3)) | |
238 | (((color >> 5) & 0x3f) << (8 + 2)) | ((color & 0x1f) << 3); |
||
1363 | vana | 239 | } |
240 | |||
241 | /** Put pixel - 8-bit depth (3:2:3) */ |
||
2070 | jermar | 242 | static void |
243 | rgb_byte8(void *dst, int rgb) |
||
1363 | vana | 244 | { |
1781 | jermar | 245 | *(uint8_t *)dst = RED(rgb, 3) << 5 | GREEN(rgb, 2) << 3 | BLUE(rgb, 3); |
1363 | vana | 246 | } |
247 | |||
248 | /** Return pixel color - 8-bit depth (3:2:3) */ |
||
2070 | jermar | 249 | static int |
250 | byte8_rgb(void *src) |
||
1363 | vana | 251 | { |
1781 | jermar | 252 | int color = *(uint8_t *)src; |
2070 | jermar | 253 | return (((color >> 5) & 0x7) << (16 + 5)) | |
254 | (((color >> 3) & 0x3) << (8 + 6)) | ((color & 0x7) << 5); |
||
1363 | vana | 255 | } |
256 | |||
1498 | palkovsky | 257 | /** Put pixel into viewport |
258 | * |
||
1709 | jermar | 259 | * @param vport Viewport identification |
1498 | palkovsky | 260 | * @param x X coord relative to viewport |
261 | * @param y Y coord relative to viewport |
||
262 | * @param color RGB color |
||
263 | */ |
||
2070 | jermar | 264 | static void |
265 | putpixel(viewport_t *vport, unsigned int x, unsigned int y, int color) |
||
1485 | palkovsky | 266 | { |
1673 | palkovsky | 267 | int dx = vport->x + x; |
268 | int dy = vport->y + y; |
||
1672 | palkovsky | 269 | |
1673 | palkovsky | 270 | if (! (vport->paused && vport->dbdata)) |
2070 | jermar | 271 | (*screen.rgb2scr)(&screen.fbaddress[POINTPOS(dx,dy)], |
272 | COLOR(color)); |
||
1672 | palkovsky | 273 | |
1673 | palkovsky | 274 | if (vport->dbdata) { |
275 | int dline = (y + vport->dboffset) % vport->height; |
||
276 | int doffset = screen.pixelbytes * (dline * vport->width + x); |
||
1875 | jermar | 277 | (*screen.rgb2scr)(&vport->dbdata[doffset], COLOR(color)); |
1672 | palkovsky | 278 | } |
1485 | palkovsky | 279 | } |
1672 | palkovsky | 280 | |
1498 | palkovsky | 281 | /** Get pixel from viewport */ |
2070 | jermar | 282 | static int |
283 | getpixel(viewport_t *vport, unsigned int x, unsigned int y) |
||
1485 | palkovsky | 284 | { |
1673 | palkovsky | 285 | int dx = vport->x + x; |
286 | int dy = vport->y + y; |
||
1555 | palkovsky | 287 | |
2070 | jermar | 288 | return COLOR((*screen.scr2rgb)(&screen.fbaddress[POINTPOS(dx, dy)])); |
1485 | palkovsky | 289 | } |
290 | |||
2070 | jermar | 291 | static inline void |
292 | putpixel_mem(char *mem, unsigned int x, unsigned int y, int color) |
||
1363 | vana | 293 | { |
1875 | jermar | 294 | (*screen.rgb2scr)(&mem[POINTPOS(x,y)], COLOR(color)); |
1363 | vana | 295 | } |
296 | |||
2070 | jermar | 297 | static void |
298 | draw_rectangle(viewport_t *vport, unsigned int sx, unsigned int sy, |
||
2025 | jermar | 299 | unsigned int width, unsigned int height, int color) |
1559 | palkovsky | 300 | { |
301 | unsigned int x, y; |
||
1668 | palkovsky | 302 | static void *tmpline; |
1559 | palkovsky | 303 | |
1668 | palkovsky | 304 | if (!tmpline) |
305 | tmpline = malloc(screen.scanline*screen.pixelbytes); |
||
306 | |||
1559 | palkovsky | 307 | /* Clear first line */ |
308 | for (x = 0; x < width; x++) |
||
1668 | palkovsky | 309 | putpixel_mem(tmpline, x, 0, color); |
1559 | palkovsky | 310 | |
1673 | palkovsky | 311 | if (!vport->paused) { |
1672 | palkovsky | 312 | /* Recompute to screen coords */ |
1673 | palkovsky | 313 | sx += vport->x; |
314 | sy += vport->y; |
||
1672 | palkovsky | 315 | /* Copy the rest */ |
316 | for (y = sy;y < sy+height; y++) |
||
317 | memcpy(&screen.fbaddress[POINTPOS(sx,y)], tmpline, |
||
318 | screen.pixelbytes * width); |
||
319 | } |
||
1673 | palkovsky | 320 | if (vport->dbdata) { |
2025 | jermar | 321 | for (y = sy; y < sy + height; y++) { |
1673 | palkovsky | 322 | int rline = (y + vport->dboffset) % vport->height; |
2025 | jermar | 323 | int rpos = (rline * vport->width + sx) * |
324 | screen.pixelbytes; |
||
325 | memcpy(&vport->dbdata[rpos], tmpline, |
||
326 | screen.pixelbytes * width); |
||
1672 | palkovsky | 327 | } |
328 | } |
||
1559 | palkovsky | 329 | |
330 | } |
||
331 | |||
1485 | palkovsky | 332 | /** Fill viewport with background color */ |
2070 | jermar | 333 | static void |
334 | clear_port(viewport_t *vport) |
||
1363 | vana | 335 | { |
2025 | jermar | 336 | draw_rectangle(vport, 0, 0, vport->width, vport->height, |
337 | vport->style.bg_color); |
||
1363 | vana | 338 | } |
339 | |||
1672 | palkovsky | 340 | /** Scroll unbuffered viewport up/down |
1485 | palkovsky | 341 | * |
1709 | jermar | 342 | * @param vport Viewport to scroll |
343 | * @param lines Positive number - scroll up, negative - scroll down |
||
1485 | palkovsky | 344 | */ |
2070 | jermar | 345 | static void |
346 | scroll_port_nodb(viewport_t *vport, int lines) |
||
1363 | vana | 347 | { |
1485 | palkovsky | 348 | int y; |
1672 | palkovsky | 349 | |
350 | if (lines > 0) { |
||
2025 | jermar | 351 | for (y = vport->y; y < vport->y+vport->height - lines; y++) |
1559 | palkovsky | 352 | memcpy(&screen.fbaddress[POINTPOS(vport->x,y)], |
1672 | palkovsky | 353 | &screen.fbaddress[POINTPOS(vport->x,y + lines)], |
1559 | palkovsky | 354 | screen.pixelbytes * vport->width); |
2025 | jermar | 355 | draw_rectangle(vport, 0, vport->height - lines, vport->width, |
356 | lines, vport->style.bg_color); |
||
1672 | palkovsky | 357 | } else if (lines < 0) { |
358 | lines = -lines; |
||
2025 | jermar | 359 | for (y = vport->y + vport->height-1; y >= vport->y + lines; |
360 | y--) |
||
1559 | palkovsky | 361 | memcpy(&screen.fbaddress[POINTPOS(vport->x,y)], |
1672 | palkovsky | 362 | &screen.fbaddress[POINTPOS(vport->x,y - lines)], |
363 | screen.pixelbytes * vport->width); |
||
2025 | jermar | 364 | draw_rectangle(vport, 0, 0, vport->width, lines, |
365 | vport->style.bg_color); |
||
1485 | palkovsky | 366 | } |
1363 | vana | 367 | } |
368 | |||
1672 | palkovsky | 369 | /** Refresh given viewport from double buffer */ |
2070 | jermar | 370 | static void |
371 | refresh_viewport_db(viewport_t *vport) |
||
1672 | palkovsky | 372 | { |
373 | unsigned int y, srcy, srcoff, dsty, dstx; |
||
374 | |||
1673 | palkovsky | 375 | for (y = 0; y < vport->height; y++) { |
376 | srcy = (y + vport->dboffset) % vport->height; |
||
377 | srcoff = (vport->width * srcy) * screen.pixelbytes; |
||
1672 | palkovsky | 378 | |
1673 | palkovsky | 379 | dstx = vport->x; |
380 | dsty = vport->y + y; |
||
1672 | palkovsky | 381 | |
382 | memcpy(&screen.fbaddress[POINTPOS(dstx,dsty)], |
||
1673 | palkovsky | 383 | &vport->dbdata[srcoff], |
384 | vport->width*screen.pixelbytes); |
||
1672 | palkovsky | 385 | } |
386 | } |
||
387 | |||
388 | /** Scroll viewport that has double buffering enabled */ |
||
2070 | jermar | 389 | static void |
390 | scroll_port_db(viewport_t *vport, int lines) |
||
1672 | palkovsky | 391 | { |
1673 | palkovsky | 392 | ++vport->paused; |
1672 | palkovsky | 393 | if (lines > 0) { |
1673 | palkovsky | 394 | draw_rectangle(vport, 0, 0, vport->width, lines, |
395 | vport->style.bg_color); |
||
396 | vport->dboffset += lines; |
||
397 | vport->dboffset %= vport->height; |
||
1672 | palkovsky | 398 | } else if (lines < 0) { |
399 | lines = -lines; |
||
1673 | palkovsky | 400 | draw_rectangle(vport, 0, vport->height-lines, |
401 | vport->width, lines, |
||
402 | vport->style.bg_color); |
||
1672 | palkovsky | 403 | |
1673 | palkovsky | 404 | if (vport->dboffset < lines) |
405 | vport->dboffset += vport->height; |
||
406 | vport->dboffset -= lines; |
||
1672 | palkovsky | 407 | } |
408 | |||
1673 | palkovsky | 409 | --vport->paused; |
1672 | palkovsky | 410 | |
1673 | palkovsky | 411 | refresh_viewport_db(vport); |
1672 | palkovsky | 412 | } |
413 | |||
414 | /** Scrolls viewport given number of lines */ |
||
2070 | jermar | 415 | static void |
416 | scroll_port(viewport_t *vport, int lines) |
||
1672 | palkovsky | 417 | { |
1673 | palkovsky | 418 | if (vport->dbdata) |
419 | scroll_port_db(vport, lines); |
||
1672 | palkovsky | 420 | else |
1673 | palkovsky | 421 | scroll_port_nodb(vport, lines); |
1672 | palkovsky | 422 | |
423 | } |
||
424 | |||
2070 | jermar | 425 | static void |
426 | invert_pixel(viewport_t *vport, unsigned int x, unsigned int y) |
||
1363 | vana | 427 | { |
1673 | palkovsky | 428 | putpixel(vport, x, y, ~getpixel(vport, x, y)); |
1363 | vana | 429 | } |
430 | |||
431 | |||
432 | /***************************************************************/ |
||
433 | /* Character-console functions */ |
||
434 | |||
1558 | palkovsky | 435 | /** Draw character at given position |
436 | * |
||
1709 | jermar | 437 | * @param vport Viewport where the character is printed |
1558 | palkovsky | 438 | * @param sx Coordinates of top-left of the character |
439 | * @param sy Coordinates of top-left of the character |
||
440 | * @param style Color of the character |
||
441 | * @param transparent If false, print background color |
||
442 | */ |
||
2070 | jermar | 443 | static void |
444 | draw_glyph(viewport_t *vport,uint8_t glyph, unsigned int sx, |
||
2025 | jermar | 445 | unsigned int sy, style_t style, int transparent) |
1363 | vana | 446 | { |
1509 | palkovsky | 447 | int i; |
1363 | vana | 448 | unsigned int y; |
1509 | palkovsky | 449 | unsigned int glline; |
1363 | vana | 450 | |
1509 | palkovsky | 451 | for (y = 0; y < FONT_SCANLINES; y++) { |
452 | glline = fb_font[glyph * FONT_SCANLINES + y]; |
||
453 | for (i = 0; i < 8; i++) { |
||
454 | if (glline & (1 << (7 - i))) |
||
2025 | jermar | 455 | putpixel(vport, sx + i, sy + y, |
456 | style.fg_color); |
||
1558 | palkovsky | 457 | else if (!transparent) |
2025 | jermar | 458 | putpixel(vport, sx + i, sy + y, |
459 | style.bg_color); |
||
1509 | palkovsky | 460 | } |
461 | } |
||
1363 | vana | 462 | } |
463 | |||
464 | /** Invert character at given position */ |
||
2070 | jermar | 465 | static void |
466 | invert_char(viewport_t *vport,unsigned int row, unsigned int col) |
||
1363 | vana | 467 | { |
468 | unsigned int x; |
||
469 | unsigned int y; |
||
470 | |||
471 | for (x = 0; x < COL_WIDTH; x++) |
||
472 | for (y = 0; y < FONT_SCANLINES; y++) |
||
2025 | jermar | 473 | invert_pixel(vport, col * COL_WIDTH + x, row * |
474 | FONT_SCANLINES + y); |
||
1363 | vana | 475 | } |
476 | |||
477 | /***************************************************************/ |
||
478 | /* Stdout specific functions */ |
||
479 | |||
480 | |||
1485 | palkovsky | 481 | /** Create new viewport |
1363 | vana | 482 | * |
1485 | palkovsky | 483 | * @return New viewport number |
1363 | vana | 484 | */ |
2070 | jermar | 485 | static int |
486 | viewport_create(unsigned int x, unsigned int y,unsigned int width, |
||
2025 | jermar | 487 | unsigned int height) |
1363 | vana | 488 | { |
1485 | palkovsky | 489 | int i; |
490 | |||
2070 | jermar | 491 | for (i = 0; i < MAX_VIEWPORTS; i++) { |
1485 | palkovsky | 492 | if (!viewports[i].initialized) |
1363 | vana | 493 | break; |
494 | } |
||
1485 | palkovsky | 495 | if (i == MAX_VIEWPORTS) |
496 | return ELIMIT; |
||
497 | |||
498 | viewports[i].x = x; |
||
499 | viewports[i].y = y; |
||
500 | viewports[i].width = width; |
||
501 | viewports[i].height = height; |
||
1363 | vana | 502 | |
1485 | palkovsky | 503 | viewports[i].rows = height / FONT_SCANLINES; |
504 | viewports[i].cols = width / COL_WIDTH; |
||
505 | |||
1509 | palkovsky | 506 | viewports[i].style.bg_color = DEFAULT_BGCOLOR; |
507 | viewports[i].style.fg_color = DEFAULT_FGCOLOR; |
||
1363 | vana | 508 | |
1489 | palkovsky | 509 | viewports[i].cur_col = 0; |
510 | viewports[i].cur_row = 0; |
||
511 | viewports[i].cursor_active = 0; |
||
512 | |||
1486 | palkovsky | 513 | viewports[i].initialized = 1; |
514 | |||
1485 | palkovsky | 515 | return i; |
1363 | vana | 516 | } |
517 | |||
518 | /** Initialize framebuffer as a chardev output device |
||
519 | * |
||
1993 | decky | 520 | * @param addr Address of theframebuffer |
521 | * @param xres Screen width in pixels |
||
522 | * @param yres Screen height in pixels |
||
523 | * @param visual Bits per pixel (8, 16, 24, 32) |
||
524 | * @param scan Bytes per one scanline |
||
1875 | jermar | 525 | * @param invert_colors Inverted colors. |
1363 | vana | 526 | * |
527 | */ |
||
2070 | jermar | 528 | static bool |
529 | screen_init(void *addr, unsigned int xres, unsigned int yres, |
||
2025 | jermar | 530 | unsigned int scan, unsigned int visual, bool invert_colors) |
1363 | vana | 531 | { |
1993 | decky | 532 | switch (visual) { |
533 | case VISUAL_INDIRECT_8: |
||
534 | screen.rgb2scr = rgb_byte8; |
||
535 | screen.scr2rgb = byte8_rgb; |
||
1886 | jermar | 536 | screen.pixelbytes = 1; |
537 | break; |
||
1993 | decky | 538 | case VISUAL_RGB_5_5_5: |
539 | screen.rgb2scr = rgb_byte555; |
||
540 | screen.scr2rgb = byte555_rgb; |
||
1886 | jermar | 541 | screen.pixelbytes = 2; |
542 | break; |
||
1993 | decky | 543 | case VISUAL_RGB_5_6_5: |
544 | screen.rgb2scr = rgb_byte565; |
||
545 | screen.scr2rgb = byte565_rgb; |
||
546 | screen.pixelbytes = 2; |
||
1886 | jermar | 547 | break; |
1993 | decky | 548 | case VISUAL_RGB_8_8_8: |
549 | screen.rgb2scr = rgb_byte888; |
||
550 | screen.scr2rgb = byte888_rgb; |
||
551 | screen.pixelbytes = 3; |
||
552 | break; |
||
553 | case VISUAL_RGB_8_8_8_0: |
||
554 | screen.rgb2scr = rgb_byte888; |
||
555 | screen.scr2rgb = byte888_rgb; |
||
1886 | jermar | 556 | screen.pixelbytes = 4; |
557 | break; |
||
1993 | decky | 558 | case VISUAL_RGB_0_8_8_8: |
559 | screen.rgb2scr = rgb_byte0888; |
||
560 | screen.scr2rgb = byte0888_rgb; |
||
561 | screen.pixelbytes = 4; |
||
562 | break; |
||
1994 | decky | 563 | case VISUAL_BGR_0_8_8_8: |
564 | screen.rgb2scr = bgr_byte0888; |
||
565 | screen.scr2rgb = byte0888_bgr; |
||
566 | screen.pixelbytes = 4; |
||
567 | break; |
||
1993 | decky | 568 | default: |
569 | return false; |
||
1363 | vana | 570 | } |
571 | |||
1485 | palkovsky | 572 | screen.fbaddress = (unsigned char *) addr; |
573 | screen.xres = xres; |
||
574 | screen.yres = yres; |
||
575 | screen.scanline = scan; |
||
1875 | jermar | 576 | screen.invert_colors = invert_colors; |
1363 | vana | 577 | |
1485 | palkovsky | 578 | /* Create first viewport */ |
1993 | decky | 579 | viewport_create(0, 0, xres, yres); |
580 | |||
581 | return true; |
||
1485 | palkovsky | 582 | } |
1363 | vana | 583 | |
1552 | palkovsky | 584 | /** Hide cursor if it is shown */ |
2070 | jermar | 585 | static void |
586 | cursor_hide(viewport_t *vport) |
||
1500 | palkovsky | 587 | { |
588 | if (vport->cursor_active && vport->cursor_shown) { |
||
1673 | palkovsky | 589 | invert_char(vport, vport->cur_row, vport->cur_col); |
1500 | palkovsky | 590 | vport->cursor_shown = 0; |
591 | } |
||
592 | } |
||
593 | |||
1552 | palkovsky | 594 | /** Show cursor if cursor showing is enabled */ |
2070 | jermar | 595 | static void |
596 | cursor_print(viewport_t *vport) |
||
1500 | palkovsky | 597 | { |
598 | /* Do not check for cursor_shown */ |
||
599 | if (vport->cursor_active) { |
||
1673 | palkovsky | 600 | invert_char(vport, vport->cur_row, vport->cur_col); |
1500 | palkovsky | 601 | vport->cursor_shown = 1; |
602 | } |
||
603 | } |
||
604 | |||
1552 | palkovsky | 605 | /** Invert cursor, if it is enabled */ |
2070 | jermar | 606 | static void |
607 | cursor_blink(viewport_t *vport) |
||
1500 | palkovsky | 608 | { |
609 | if (vport->cursor_shown) |
||
1673 | palkovsky | 610 | cursor_hide(vport); |
1500 | palkovsky | 611 | else |
1673 | palkovsky | 612 | cursor_print(vport); |
1500 | palkovsky | 613 | } |
614 | |||
1498 | palkovsky | 615 | /** Draw character at given position relative to viewport |
616 | * |
||
1709 | jermar | 617 | * @param vport Viewport identification |
1498 | palkovsky | 618 | * @param c Character to print |
619 | * @param row Screen position relative to viewport |
||
620 | * @param col Screen position relative to viewport |
||
1558 | palkovsky | 621 | * @param transparent If false, print background color with character |
1498 | palkovsky | 622 | */ |
2070 | jermar | 623 | static void |
624 | draw_char(viewport_t *vport, char c, unsigned int row, unsigned int col, |
||
625 | style_t style, int transparent) |
||
1486 | palkovsky | 626 | { |
1500 | palkovsky | 627 | /* Optimize - do not hide cursor if we are going to overwrite it */ |
628 | if (vport->cursor_active && vport->cursor_shown && |
||
629 | (vport->cur_col != col || vport->cur_row != row)) |
||
1673 | palkovsky | 630 | invert_char(vport, vport->cur_row, vport->cur_col); |
1486 | palkovsky | 631 | |
2025 | jermar | 632 | draw_glyph(vport, c, col * COL_WIDTH, row * FONT_SCANLINES, style, |
633 | transparent); |
||
1489 | palkovsky | 634 | |
635 | vport->cur_col = col; |
||
636 | vport->cur_row = row; |
||
637 | |||
638 | vport->cur_col++; |
||
2025 | jermar | 639 | if (vport->cur_col >= vport->cols) { |
1489 | palkovsky | 640 | vport->cur_col = 0; |
641 | vport->cur_row++; |
||
642 | if (vport->cur_row >= vport->rows) |
||
643 | vport->cur_row--; |
||
1486 | palkovsky | 644 | } |
1673 | palkovsky | 645 | cursor_print(vport); |
1486 | palkovsky | 646 | } |
647 | |||
1552 | palkovsky | 648 | /** Draw text data to viewport |
649 | * |
||
1709 | jermar | 650 | * @param vport Viewport id |
1552 | palkovsky | 651 | * @param data Text data fitting exactly into viewport |
652 | */ |
||
2070 | jermar | 653 | static void |
654 | draw_text_data(viewport_t *vport, keyfield_t *data) |
||
1505 | palkovsky | 655 | { |
656 | int i; |
||
1515 | palkovsky | 657 | int col,row; |
1505 | palkovsky | 658 | |
1673 | palkovsky | 659 | clear_port(vport); |
2025 | jermar | 660 | for (i = 0; i < vport->cols * vport->rows; i++) { |
661 | if (data[i].character == ' ' && style_same(data[i].style, |
||
662 | vport->style)) |
||
1505 | palkovsky | 663 | continue; |
1515 | palkovsky | 664 | col = i % vport->cols; |
665 | row = i / vport->cols; |
||
2025 | jermar | 666 | draw_glyph(vport, data[i].character, col * COL_WIDTH, row * |
667 | FONT_SCANLINES, data[i].style, |
||
668 | style_same(data[i].style,vport->style)); |
||
1505 | palkovsky | 669 | } |
1673 | palkovsky | 670 | cursor_print(vport); |
1505 | palkovsky | 671 | } |
672 | |||
1555 | palkovsky | 673 | /** Return first free pixmap */ |
2070 | jermar | 674 | static int |
675 | find_free_pixmap(void) |
||
1555 | palkovsky | 676 | { |
677 | int i; |
||
678 | |||
2070 | jermar | 679 | for (i = 0;i < MAX_PIXMAPS;i++) |
1555 | palkovsky | 680 | if (!pixmaps[i].data) |
681 | return i; |
||
682 | return -1; |
||
683 | } |
||
684 | |||
2070 | jermar | 685 | static void |
686 | putpixel_pixmap(int pm, unsigned int x, unsigned int y, int color) |
||
1555 | palkovsky | 687 | { |
688 | pixmap_t *pmap = &pixmaps[pm]; |
||
689 | int pos = (y * pmap->width + x) * screen.pixelbytes; |
||
690 | |||
1875 | jermar | 691 | (*screen.rgb2scr)(&pmap->data[pos],COLOR(color)); |
1555 | palkovsky | 692 | } |
693 | |||
694 | /** Create a new pixmap and return appropriate ID */ |
||
2070 | jermar | 695 | static int |
696 | shm2pixmap(unsigned char *shm, size_t size) |
||
1555 | palkovsky | 697 | { |
698 | int pm; |
||
699 | pixmap_t *pmap; |
||
700 | |||
701 | pm = find_free_pixmap(); |
||
702 | if (pm == -1) |
||
703 | return ELIMIT; |
||
704 | pmap = &pixmaps[pm]; |
||
705 | |||
706 | if (ppm_get_data(shm, size, &pmap->width, &pmap->height)) |
||
707 | return EINVAL; |
||
708 | |||
709 | pmap->data = malloc(pmap->width * pmap->height * screen.pixelbytes); |
||
710 | if (!pmap->data) |
||
711 | return ENOMEM; |
||
712 | |||
713 | ppm_draw(shm, size, 0, 0, pmap->width, pmap->height, |
||
1673 | palkovsky | 714 | (putpixel_cb_t)putpixel_pixmap, (void *)pm); |
1555 | palkovsky | 715 | |
716 | return pm; |
||
717 | } |
||
718 | |||
1552 | palkovsky | 719 | /** Handle shared memory communication calls |
720 | * |
||
721 | * Protocol for drawing pixmaps: |
||
722 | * - FB_PREPARE_SHM(client shm identification) |
||
2025 | jermar | 723 | * - IPC_M_AS_AREA_SEND |
1552 | palkovsky | 724 | * - FB_DRAW_PPM(startx,starty) |
725 | * - FB_DROP_SHM |
||
726 | * |
||
727 | * Protocol for text drawing |
||
2025 | jermar | 728 | * - IPC_M_AS_AREA_SEND |
1552 | palkovsky | 729 | * - FB_DRAW_TEXT_DATA |
730 | * |
||
731 | * @param callid Callid of the current call |
||
732 | * @param call Current call data |
||
733 | * @param vp Active viewport |
||
734 | * @return 0 if the call was not handled byt this function, 1 otherwise |
||
735 | * |
||
736 | * note: this function is not threads safe, you would have |
||
737 | * to redefine static variables with __thread |
||
738 | */ |
||
2070 | jermar | 739 | static int |
740 | shm_handle(ipc_callid_t callid, ipc_call_t *call, int vp) |
||
1547 | palkovsky | 741 | { |
742 | static keyfield_t *interbuffer = NULL; |
||
743 | static size_t intersize = 0; |
||
1505 | palkovsky | 744 | |
1720 | palkovsky | 745 | static unsigned char *shm = NULL; |
1555 | palkovsky | 746 | static ipcarg_t shm_id = 0; |
747 | static size_t shm_size; |
||
1547 | palkovsky | 748 | |
749 | int handled = 1; |
||
750 | int retval = 0; |
||
751 | viewport_t *vport = &viewports[vp]; |
||
2070 | jermar | 752 | unsigned int x, y; |
1547 | palkovsky | 753 | |
754 | switch (IPC_GET_METHOD(*call)) { |
||
755 | case IPC_M_AS_AREA_SEND: |
||
756 | /* We accept one area for data interchange */ |
||
1555 | palkovsky | 757 | if (IPC_GET_ARG1(*call) == shm_id) { |
2015 | jermar | 758 | void *dest = as_get_mappable_page(IPC_GET_ARG2(*call), |
759 | PAGE_COLOR(IPC_GET_ARG1(*call))); |
||
1555 | palkovsky | 760 | shm_size = IPC_GET_ARG2(*call); |
2015 | jermar | 761 | if (!ipc_answer_fast(callid, 0, (sysarg_t) dest, 0)) |
1555 | palkovsky | 762 | shm = dest; |
1547 | palkovsky | 763 | else |
1555 | palkovsky | 764 | shm_id = 0; |
765 | if (shm[0] != 'P') |
||
1547 | palkovsky | 766 | while (1) |
767 | ; |
||
768 | return 1; |
||
769 | } else { |
||
770 | intersize = IPC_GET_ARG2(*call); |
||
2015 | jermar | 771 | receive_comm_area(callid, call, (void *) &interbuffer); |
1547 | palkovsky | 772 | } |
773 | return 1; |
||
774 | case FB_PREPARE_SHM: |
||
1555 | palkovsky | 775 | if (shm_id) |
1547 | palkovsky | 776 | retval = EBUSY; |
777 | else |
||
1555 | palkovsky | 778 | shm_id = IPC_GET_ARG1(*call); |
1547 | palkovsky | 779 | break; |
780 | |||
781 | case FB_DROP_SHM: |
||
1555 | palkovsky | 782 | if (shm) { |
783 | as_area_destroy(shm); |
||
784 | shm = NULL; |
||
1547 | palkovsky | 785 | } |
1555 | palkovsky | 786 | shm_id = 0; |
1547 | palkovsky | 787 | break; |
1555 | palkovsky | 788 | |
789 | case FB_SHM2PIXMAP: |
||
790 | if (!shm) { |
||
791 | retval = EINVAL; |
||
792 | break; |
||
793 | } |
||
794 | retval = shm2pixmap(shm, shm_size); |
||
795 | break; |
||
1547 | palkovsky | 796 | case FB_DRAW_PPM: |
1555 | palkovsky | 797 | if (!shm) { |
1547 | palkovsky | 798 | retval = EINVAL; |
799 | break; |
||
800 | } |
||
801 | x = IPC_GET_ARG1(*call); |
||
802 | y = IPC_GET_ARG2(*call); |
||
803 | if (x > vport->width || y > vport->height) { |
||
804 | retval = EINVAL; |
||
805 | break; |
||
806 | } |
||
807 | |||
2025 | jermar | 808 | ppm_draw(shm, shm_size, IPC_GET_ARG1(*call), |
2070 | jermar | 809 | IPC_GET_ARG2(*call), vport->width - x, |
810 | vport->height - y, (putpixel_cb_t)putpixel, vport); |
||
1547 | palkovsky | 811 | break; |
812 | case FB_DRAW_TEXT_DATA: |
||
813 | if (!interbuffer) { |
||
814 | retval = EINVAL; |
||
815 | break; |
||
816 | } |
||
2025 | jermar | 817 | if (intersize < vport->cols * vport->rows * |
818 | sizeof(*interbuffer)) { |
||
1547 | palkovsky | 819 | retval = EINVAL; |
820 | break; |
||
821 | } |
||
1673 | palkovsky | 822 | draw_text_data(vport, interbuffer); |
1547 | palkovsky | 823 | break; |
824 | default: |
||
825 | handled = 0; |
||
826 | } |
||
827 | |||
828 | if (handled) |
||
829 | ipc_answer_fast(callid, retval, 0, 0); |
||
830 | return handled; |
||
831 | } |
||
832 | |||
2070 | jermar | 833 | static void |
834 | copy_vp_to_pixmap(viewport_t *vport, pixmap_t *pmap) |
||
1552 | palkovsky | 835 | { |
1720 | palkovsky | 836 | int y; |
1552 | palkovsky | 837 | int rowsize; |
838 | int tmp; |
||
1711 | palkovsky | 839 | int width = vport->width; |
840 | int height = vport->height; |
||
1552 | palkovsky | 841 | |
1711 | palkovsky | 842 | if (width + vport->x > screen.xres) |
843 | width = screen.xres - vport->x; |
||
844 | if (height + vport->y > screen.yres) |
||
845 | height = screen.yres - vport->y; |
||
846 | |||
847 | rowsize = width * screen.pixelbytes; |
||
848 | |||
2025 | jermar | 849 | for (y = 0; y < height; y++) { |
2070 | jermar | 850 | tmp = (vport->y + y) * screen.scanline + |
851 | vport->x * screen.pixelbytes; |
||
2025 | jermar | 852 | memcpy(pmap->data + rowsize * y, screen.fbaddress + tmp, |
853 | rowsize); |
||
1711 | palkovsky | 854 | } |
855 | } |
||
856 | |||
857 | /** Save viewport to pixmap */ |
||
2070 | jermar | 858 | static int |
859 | save_vp_to_pixmap(viewport_t *vport) |
||
1711 | palkovsky | 860 | { |
861 | int pm; |
||
862 | pixmap_t *pmap; |
||
863 | |||
1552 | palkovsky | 864 | pm = find_free_pixmap(); |
865 | if (pm == -1) |
||
866 | return ELIMIT; |
||
867 | |||
868 | pmap = &pixmaps[pm]; |
||
869 | pmap->data = malloc(screen.pixelbytes * vport->width * vport->height); |
||
870 | if (!pmap->data) |
||
871 | return ENOMEM; |
||
872 | |||
873 | pmap->width = vport->width; |
||
874 | pmap->height = vport->height; |
||
1711 | palkovsky | 875 | |
876 | copy_vp_to_pixmap(vport, pmap); |
||
1552 | palkovsky | 877 | |
878 | return pm; |
||
879 | } |
||
880 | |||
881 | /** Draw pixmap on screen |
||
882 | * |
||
883 | * @param vp Viewport to draw on |
||
884 | * @param pm Pixmap identifier |
||
885 | */ |
||
886 | static int draw_pixmap(int vp, int pm) |
||
887 | { |
||
888 | pixmap_t *pmap = &pixmaps[pm]; |
||
889 | viewport_t *vport = &viewports[vp]; |
||
1720 | palkovsky | 890 | int y; |
1552 | palkovsky | 891 | int tmp, srcrowsize; |
892 | int realwidth, realheight, realrowsize; |
||
1711 | palkovsky | 893 | int width = vport->width; |
894 | int height = vport->height; |
||
1552 | palkovsky | 895 | |
1711 | palkovsky | 896 | if (width + vport->x > screen.xres) |
897 | width = screen.xres - vport->x; |
||
898 | if (height + vport->y > screen.yres) |
||
899 | height = screen.yres - vport->y; |
||
900 | |||
1552 | palkovsky | 901 | if (!pmap->data) |
902 | return EINVAL; |
||
903 | |||
1711 | palkovsky | 904 | realwidth = pmap->width <= width ? pmap->width : width; |
905 | realheight = pmap->height <= height ? pmap->height : height; |
||
1552 | palkovsky | 906 | |
907 | srcrowsize = vport->width * screen.pixelbytes; |
||
908 | realrowsize = realwidth * screen.pixelbytes; |
||
909 | |||
2070 | jermar | 910 | for (y = 0; y < realheight; y++) { |
911 | tmp = (vport->y + y) * screen.scanline + |
||
912 | vport->x * screen.pixelbytes; |
||
2025 | jermar | 913 | memcpy(screen.fbaddress + tmp, pmap->data + y * srcrowsize, |
914 | realrowsize); |
||
1552 | palkovsky | 915 | } |
1567 | palkovsky | 916 | return 0; |
1552 | palkovsky | 917 | } |
918 | |||
1646 | palkovsky | 919 | /** Tick animation one step forward */ |
2070 | jermar | 920 | static void |
921 | anims_tick(void) |
||
1646 | palkovsky | 922 | { |
923 | int i; |
||
924 | static int counts = 0; |
||
925 | |||
926 | /* Limit redrawing */ |
||
2025 | jermar | 927 | counts = (counts + 1) % 8; |
1646 | palkovsky | 928 | if (counts) |
929 | return; |
||
930 | |||
2070 | jermar | 931 | for (i = 0; i < MAX_ANIMATIONS; i++) { |
2025 | jermar | 932 | if (!animations[i].animlen || !animations[i].initialized || |
933 | !animations[i].enabled) |
||
1646 | palkovsky | 934 | continue; |
2025 | jermar | 935 | draw_pixmap(animations[i].vp, |
936 | animations[i].pixmaps[animations[i].pos]); |
||
937 | animations[i].pos = (animations[i].pos + 1) % |
||
938 | animations[i].animlen; |
||
1646 | palkovsky | 939 | } |
940 | } |
||
941 | |||
1711 | palkovsky | 942 | |
943 | static int pointer_x, pointer_y; |
||
1723 | palkovsky | 944 | static int pointer_shown, pointer_enabled; |
1711 | palkovsky | 945 | static int pointer_vport = -1; |
946 | static int pointer_pixmap = -1; |
||
947 | |||
2070 | jermar | 948 | static void |
949 | mouse_show(void) |
||
1711 | palkovsky | 950 | { |
2070 | jermar | 951 | int i, j; |
1711 | palkovsky | 952 | int visibility; |
953 | int color; |
||
954 | int bytepos; |
||
955 | |||
1723 | palkovsky | 956 | if (pointer_shown || !pointer_enabled) |
957 | return; |
||
958 | |||
1711 | palkovsky | 959 | /* Save image under the cursor */ |
960 | if (pointer_vport == -1) { |
||
2025 | jermar | 961 | pointer_vport = viewport_create(pointer_x, pointer_y, |
962 | pointer_width, pointer_height); |
||
1711 | palkovsky | 963 | if (pointer_vport < 0) |
964 | return; |
||
965 | } else { |
||
966 | viewports[pointer_vport].x = pointer_x; |
||
967 | viewports[pointer_vport].y = pointer_y; |
||
968 | } |
||
969 | |||
970 | if (pointer_pixmap == -1) |
||
971 | pointer_pixmap = save_vp_to_pixmap(&viewports[pointer_vport]); |
||
972 | else |
||
2025 | jermar | 973 | copy_vp_to_pixmap(&viewports[pointer_vport], |
974 | &pixmaps[pointer_pixmap]); |
||
1711 | palkovsky | 975 | |
976 | /* Draw cursor */ |
||
2025 | jermar | 977 | for (i = 0; i < pointer_height; i++) |
978 | for (j = 0; j < pointer_width; j++) { |
||
979 | bytepos = i * ((pointer_width - 1) / 8 + 1) + j / 8; |
||
2070 | jermar | 980 | visibility = pointer_mask_bits[bytepos] & |
981 | (1 << (j % 8)); |
||
1711 | palkovsky | 982 | if (visibility) { |
2025 | jermar | 983 | color = pointer_bits[bytepos] & (1 << (j % 8)) |
984 | ? 0 : 0xffffff; |
||
985 | if (pointer_x + j < screen.xres && pointer_y + |
||
986 | i < screen.yres) |
||
987 | putpixel(&viewports[0], pointer_x + j, |
||
2070 | jermar | 988 | pointer_y + i, color); |
1711 | palkovsky | 989 | } |
990 | } |
||
991 | pointer_shown = 1; |
||
992 | } |
||
993 | |||
2070 | jermar | 994 | static void |
995 | mouse_hide(void) |
||
1711 | palkovsky | 996 | { |
997 | /* Restore image under the cursor */ |
||
998 | if (pointer_shown) { |
||
999 | draw_pixmap(pointer_vport, pointer_pixmap); |
||
1000 | pointer_shown = 0; |
||
1001 | } |
||
1002 | } |
||
1003 | |||
2070 | jermar | 1004 | static void |
1005 | mouse_move(unsigned int x, unsigned int y) |
||
1711 | palkovsky | 1006 | { |
1007 | mouse_hide(); |
||
1008 | pointer_x = x; |
||
1009 | pointer_y = y; |
||
1010 | mouse_show(); |
||
1011 | } |
||
1012 | |||
2070 | jermar | 1013 | static int |
1014 | anim_handle(ipc_callid_t callid, ipc_call_t *call, int vp) |
||
1646 | palkovsky | 1015 | { |
1016 | int handled = 1; |
||
1017 | int retval = 0; |
||
1018 | int i,nvp; |
||
1019 | int newval; |
||
1020 | |||
1021 | switch (IPC_GET_METHOD(*call)) { |
||
1022 | case FB_ANIM_CREATE: |
||
1023 | nvp = IPC_GET_ARG1(*call); |
||
1024 | if (nvp == -1) |
||
1025 | nvp = vp; |
||
2025 | jermar | 1026 | if (nvp >= MAX_VIEWPORTS || nvp < 0 || |
1027 | !viewports[nvp].initialized) { |
||
1646 | palkovsky | 1028 | retval = EINVAL; |
1029 | break; |
||
1030 | } |
||
2025 | jermar | 1031 | for (i = 0; i < MAX_ANIMATIONS; i++) { |
1032 | if (!animations[i].initialized) |
||
1646 | palkovsky | 1033 | break; |
1034 | } |
||
1035 | if (i == MAX_ANIMATIONS) { |
||
1036 | retval = ELIMIT; |
||
1037 | break; |
||
1038 | } |
||
1039 | animations[i].initialized = 1; |
||
1040 | animations[i].animlen = 0; |
||
1041 | animations[i].pos = 0; |
||
1042 | animations[i].enabled = 0; |
||
1043 | animations[i].vp = nvp; |
||
1044 | retval = i; |
||
1045 | break; |
||
1046 | case FB_ANIM_DROP: |
||
1047 | i = IPC_GET_ARG1(*call); |
||
1720 | palkovsky | 1048 | if (i >= MAX_ANIMATIONS || i < 0) { |
1646 | palkovsky | 1049 | retval = EINVAL; |
1050 | break; |
||
1051 | } |
||
1052 | animations[i].initialized = 0; |
||
1053 | break; |
||
1054 | case FB_ANIM_ADDPIXMAP: |
||
1055 | i = IPC_GET_ARG1(*call); |
||
2025 | jermar | 1056 | if (i >= MAX_ANIMATIONS || i < 0 || |
1057 | !animations[i].initialized) { |
||
1646 | palkovsky | 1058 | retval = EINVAL; |
1059 | break; |
||
1060 | } |
||
1061 | if (animations[i].animlen == MAX_ANIM_LEN) { |
||
1062 | retval = ELIMIT; |
||
1063 | break; |
||
1064 | } |
||
1065 | newval = IPC_GET_ARG2(*call); |
||
2025 | jermar | 1066 | if (newval < 0 || newval > MAX_PIXMAPS || |
1067 | !pixmaps[newval].data) { |
||
1646 | palkovsky | 1068 | retval = EINVAL; |
1069 | break; |
||
1070 | } |
||
1071 | animations[i].pixmaps[animations[i].animlen++] = newval; |
||
1072 | break; |
||
1073 | case FB_ANIM_CHGVP: |
||
1074 | i = IPC_GET_ARG1(*call); |
||
1075 | if (i >= MAX_ANIMATIONS || i < 0) { |
||
1076 | retval = EINVAL; |
||
1077 | break; |
||
1078 | } |
||
1079 | nvp = IPC_GET_ARG2(*call); |
||
1080 | if (nvp == -1) |
||
1081 | nvp = vp; |
||
2025 | jermar | 1082 | if (nvp >= MAX_VIEWPORTS || nvp < 0 || |
1083 | !viewports[nvp].initialized) { |
||
1646 | palkovsky | 1084 | retval = EINVAL; |
1085 | break; |
||
1086 | } |
||
1087 | animations[i].vp = nvp; |
||
1088 | break; |
||
1089 | case FB_ANIM_START: |
||
1090 | case FB_ANIM_STOP: |
||
1091 | i = IPC_GET_ARG1(*call); |
||
1092 | if (i >= MAX_ANIMATIONS || i < 0) { |
||
1093 | retval = EINVAL; |
||
1094 | break; |
||
1095 | } |
||
1096 | newval = (IPC_GET_METHOD(*call) == FB_ANIM_START); |
||
1097 | if (newval ^ animations[i].enabled) { |
||
1098 | animations[i].enabled = newval; |
||
1099 | anims_enabled += newval ? 1 : -1; |
||
1100 | } |
||
1101 | break; |
||
1102 | default: |
||
1103 | handled = 0; |
||
1104 | } |
||
1105 | if (handled) |
||
1106 | ipc_answer_fast(callid, retval, 0, 0); |
||
1107 | return handled; |
||
1108 | } |
||
1109 | |||
1552 | palkovsky | 1110 | /** Handler for messages concerning pixmap handling */ |
2070 | jermar | 1111 | static int |
1112 | pixmap_handle(ipc_callid_t callid, ipc_call_t *call, int vp) |
||
1552 | palkovsky | 1113 | { |
1114 | int handled = 1; |
||
1115 | int retval = 0; |
||
1116 | int i,nvp; |
||
1117 | |||
1118 | switch (IPC_GET_METHOD(*call)) { |
||
1119 | case FB_VP_DRAW_PIXMAP: |
||
1120 | nvp = IPC_GET_ARG1(*call); |
||
1121 | if (nvp == -1) |
||
1122 | nvp = vp; |
||
2025 | jermar | 1123 | if (nvp < 0 || nvp >= MAX_VIEWPORTS || |
1124 | !viewports[nvp].initialized) { |
||
1552 | palkovsky | 1125 | retval = EINVAL; |
1126 | break; |
||
1127 | } |
||
1128 | i = IPC_GET_ARG2(*call); |
||
1129 | retval = draw_pixmap(nvp, i); |
||
1130 | break; |
||
1131 | case FB_VP2PIXMAP: |
||
1132 | nvp = IPC_GET_ARG1(*call); |
||
1133 | if (nvp == -1) |
||
1134 | nvp = vp; |
||
2025 | jermar | 1135 | if (nvp < 0 || nvp >= MAX_VIEWPORTS || |
1136 | !viewports[nvp].initialized) |
||
1552 | palkovsky | 1137 | retval = EINVAL; |
1138 | else |
||
1711 | palkovsky | 1139 | retval = save_vp_to_pixmap(&viewports[nvp]); |
1552 | palkovsky | 1140 | break; |
1141 | case FB_DROP_PIXMAP: |
||
1142 | i = IPC_GET_ARG1(*call); |
||
1143 | if (i >= MAX_PIXMAPS) { |
||
1144 | retval = EINVAL; |
||
1145 | break; |
||
1146 | } |
||
1147 | if (pixmaps[i].data) { |
||
1148 | free(pixmaps[i].data); |
||
1149 | pixmaps[i].data = NULL; |
||
1150 | } |
||
1151 | break; |
||
1152 | default: |
||
1153 | handled = 0; |
||
1154 | } |
||
1155 | |||
1156 | if (handled) |
||
1157 | ipc_answer_fast(callid, retval, 0, 0); |
||
1158 | return handled; |
||
1159 | |||
1160 | } |
||
1161 | |||
1498 | palkovsky | 1162 | /** Function for handling connections to FB |
1163 | * |
||
1164 | */ |
||
2070 | jermar | 1165 | static void |
1166 | fb_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
||
1363 | vana | 1167 | { |
1485 | palkovsky | 1168 | ipc_callid_t callid; |
1169 | ipc_call_t call; |
||
1170 | int retval; |
||
1171 | int i; |
||
1172 | unsigned int row,col; |
||
1173 | char c; |
||
1486 | palkovsky | 1174 | |
1485 | palkovsky | 1175 | int vp = 0; |
1486 | palkovsky | 1176 | viewport_t *vport = &viewports[0]; |
1363 | vana | 1177 | |
1485 | palkovsky | 1178 | if (client_connected) { |
1179 | ipc_answer_fast(iid, ELIMIT, 0,0); |
||
1180 | return; |
||
1181 | } |
||
1486 | palkovsky | 1182 | client_connected = 1; |
1485 | palkovsky | 1183 | ipc_answer_fast(iid, 0, 0, 0); /* Accept connection */ |
1363 | vana | 1184 | |
1485 | palkovsky | 1185 | while (1) { |
1646 | palkovsky | 1186 | if (vport->cursor_active || anims_enabled) |
2070 | jermar | 1187 | callid = async_get_call_timeout(&call, 250000); |
1640 | palkovsky | 1188 | else |
1189 | callid = async_get_call(&call); |
||
1190 | |||
1713 | palkovsky | 1191 | mouse_hide(); |
1500 | palkovsky | 1192 | if (!callid) { |
1673 | palkovsky | 1193 | cursor_blink(vport); |
1646 | palkovsky | 1194 | anims_tick(); |
1723 | palkovsky | 1195 | mouse_show(); |
1500 | palkovsky | 1196 | continue; |
1197 | } |
||
1547 | palkovsky | 1198 | if (shm_handle(callid, &call, vp)) |
1199 | continue; |
||
1552 | palkovsky | 1200 | if (pixmap_handle(callid, &call, vp)) |
1201 | continue; |
||
1646 | palkovsky | 1202 | if (anim_handle(callid, &call, vp)) |
1203 | continue; |
||
1547 | palkovsky | 1204 | |
1485 | palkovsky | 1205 | switch (IPC_GET_METHOD(call)) { |
1206 | case IPC_M_PHONE_HUNGUP: |
||
1207 | client_connected = 0; |
||
1208 | /* cleanup other viewports */ |
||
2025 | jermar | 1209 | for (i = 1; i < MAX_VIEWPORTS; i++) |
1486 | palkovsky | 1210 | vport->initialized = 0; |
1485 | palkovsky | 1211 | return; /* Exit thread */ |
1505 | palkovsky | 1212 | |
1485 | palkovsky | 1213 | case FB_PUTCHAR: |
1558 | palkovsky | 1214 | case FB_TRANS_PUTCHAR: |
1485 | palkovsky | 1215 | c = IPC_GET_ARG1(call); |
1216 | row = IPC_GET_ARG2(call); |
||
1217 | col = IPC_GET_ARG3(call); |
||
1486 | palkovsky | 1218 | if (row >= vport->rows || col >= vport->cols) { |
1485 | palkovsky | 1219 | retval = EINVAL; |
1220 | break; |
||
1221 | } |
||
2070 | jermar | 1222 | ipc_answer_fast(callid, 0, 0, 0); |
1486 | palkovsky | 1223 | |
2025 | jermar | 1224 | draw_char(vport, c, row, col, vport->style, |
1225 | IPC_GET_METHOD(call) == FB_TRANS_PUTCHAR); |
||
1485 | palkovsky | 1226 | continue; /* msg already answered */ |
1227 | case FB_CLEAR: |
||
1673 | palkovsky | 1228 | clear_port(vport); |
1229 | cursor_print(vport); |
||
1485 | palkovsky | 1230 | retval = 0; |
1231 | break; |
||
1486 | palkovsky | 1232 | case FB_CURSOR_GOTO: |
1233 | row = IPC_GET_ARG1(call); |
||
1234 | col = IPC_GET_ARG2(call); |
||
1235 | if (row >= vport->rows || col >= vport->cols) { |
||
1236 | retval = EINVAL; |
||
1237 | break; |
||
1238 | } |
||
1239 | retval = 0; |
||
1673 | palkovsky | 1240 | cursor_hide(vport); |
1486 | palkovsky | 1241 | vport->cur_col = col; |
1242 | vport->cur_row = row; |
||
1673 | palkovsky | 1243 | cursor_print(vport); |
1486 | palkovsky | 1244 | break; |
1245 | case FB_CURSOR_VISIBILITY: |
||
1673 | palkovsky | 1246 | cursor_hide(vport); |
1500 | palkovsky | 1247 | vport->cursor_active = IPC_GET_ARG1(call); |
1673 | palkovsky | 1248 | cursor_print(vport); |
1486 | palkovsky | 1249 | retval = 0; |
1250 | break; |
||
1485 | palkovsky | 1251 | case FB_GET_CSIZE: |
1486 | palkovsky | 1252 | ipc_answer_fast(callid, 0, vport->rows, vport->cols); |
1485 | palkovsky | 1253 | continue; |
1486 | palkovsky | 1254 | case FB_SCROLL: |
1255 | i = IPC_GET_ARG1(call); |
||
1256 | if (i > vport->rows || i < (- (int)vport->rows)) { |
||
1257 | retval = EINVAL; |
||
1258 | break; |
||
1259 | } |
||
1673 | palkovsky | 1260 | cursor_hide(vport); |
1261 | scroll_port(vport, i*FONT_SCANLINES); |
||
1262 | cursor_print(vport); |
||
1486 | palkovsky | 1263 | retval = 0; |
1264 | break; |
||
1672 | palkovsky | 1265 | case FB_VIEWPORT_DB: |
1266 | /* Enable double buffering */ |
||
1267 | i = IPC_GET_ARG1(call); |
||
1268 | if (i == -1) |
||
1269 | i = vp; |
||
1270 | if (i < 0 || i >= MAX_VIEWPORTS) { |
||
1271 | retval = EINVAL; |
||
1272 | break; |
||
1273 | } |
||
1274 | if (! viewports[i].initialized ) { |
||
1275 | retval = EADDRNOTAVAIL; |
||
1276 | break; |
||
1277 | } |
||
1278 | viewports[i].dboffset = 0; |
||
1279 | if (IPC_GET_ARG2(call) == 1 && !viewports[i].dbdata) |
||
2025 | jermar | 1280 | viewports[i].dbdata = malloc(screen.pixelbytes |
1281 | * viewports[i].width * |
||
1282 | viewports[i].height); |
||
1283 | else if (IPC_GET_ARG2(call) == 0 && |
||
1284 | viewports[i].dbdata) { |
||
1672 | palkovsky | 1285 | free(viewports[i].dbdata); |
1286 | viewports[i].dbdata = NULL; |
||
1287 | } |
||
1288 | retval = 0; |
||
1289 | break; |
||
1486 | palkovsky | 1290 | case FB_VIEWPORT_SWITCH: |
1291 | i = IPC_GET_ARG1(call); |
||
1292 | if (i < 0 || i >= MAX_VIEWPORTS) { |
||
1293 | retval = EINVAL; |
||
1294 | break; |
||
1295 | } |
||
1296 | if (! viewports[i].initialized ) { |
||
1297 | retval = EADDRNOTAVAIL; |
||
1298 | break; |
||
1299 | } |
||
1673 | palkovsky | 1300 | cursor_hide(vport); |
1486 | palkovsky | 1301 | vp = i; |
1302 | vport = &viewports[vp]; |
||
1673 | palkovsky | 1303 | cursor_print(vport); |
1486 | palkovsky | 1304 | retval = 0; |
1305 | break; |
||
1306 | case FB_VIEWPORT_CREATE: |
||
1307 | retval = viewport_create(IPC_GET_ARG1(call) >> 16, |
||
2070 | jermar | 1308 | IPC_GET_ARG1(call) & 0xffff, |
1309 | IPC_GET_ARG2(call) >> 16, |
||
1310 | IPC_GET_ARG2(call) & 0xffff); |
||
1486 | palkovsky | 1311 | break; |
1312 | case FB_VIEWPORT_DELETE: |
||
1313 | i = IPC_GET_ARG1(call); |
||
1314 | if (i < 0 || i >= MAX_VIEWPORTS) { |
||
1315 | retval = EINVAL; |
||
1316 | break; |
||
1317 | } |
||
1318 | if (! viewports[i].initialized ) { |
||
1319 | retval = EADDRNOTAVAIL; |
||
1320 | break; |
||
1321 | } |
||
1322 | viewports[i].initialized = 0; |
||
1672 | palkovsky | 1323 | if (viewports[i].dbdata) { |
1324 | free(viewports[i].dbdata); |
||
1325 | viewports[i].dbdata = NULL; |
||
1326 | } |
||
1486 | palkovsky | 1327 | retval = 0; |
1328 | break; |
||
1329 | case FB_SET_STYLE: |
||
1509 | palkovsky | 1330 | vport->style.fg_color = IPC_GET_ARG1(call); |
1331 | vport->style.bg_color = IPC_GET_ARG2(call); |
||
1486 | palkovsky | 1332 | retval = 0; |
1333 | break; |
||
1334 | case FB_GET_RESOLUTION: |
||
1335 | ipc_answer_fast(callid, 0, screen.xres,screen.yres); |
||
1336 | continue; |
||
1707 | palkovsky | 1337 | case FB_POINTER_MOVE: |
1723 | palkovsky | 1338 | pointer_enabled = 1; |
1711 | palkovsky | 1339 | mouse_move(IPC_GET_ARG1(call), IPC_GET_ARG2(call)); |
1720 | palkovsky | 1340 | retval = 0; |
1707 | palkovsky | 1341 | break; |
1485 | palkovsky | 1342 | default: |
1343 | retval = ENOENT; |
||
1344 | } |
||
2070 | jermar | 1345 | ipc_answer_fast(callid,retval, 0, 0); |
1363 | vana | 1346 | } |
1485 | palkovsky | 1347 | } |
1363 | vana | 1348 | |
1498 | palkovsky | 1349 | /** Initialization of framebuffer */ |
2070 | jermar | 1350 | int |
1351 | fb_init(void) |
||
1485 | palkovsky | 1352 | { |
1501 | palkovsky | 1353 | void *fb_ph_addr; |
1490 | palkovsky | 1354 | unsigned int fb_width; |
1355 | unsigned int fb_height; |
||
1356 | unsigned int fb_scanline; |
||
1993 | decky | 1357 | unsigned int fb_visual; |
1358 | bool fb_invert_colors; |
||
1501 | palkovsky | 1359 | void *fb_addr; |
1360 | size_t asz; |
||
1363 | vana | 1361 | |
1490 | palkovsky | 1362 | async_set_client_connection(fb_client_connection); |
1363 | vana | 1363 | |
1886 | jermar | 1364 | fb_ph_addr = (void *) sysinfo_value("fb.address.physical"); |
1365 | fb_width = sysinfo_value("fb.width"); |
||
1366 | fb_height = sysinfo_value("fb.height"); |
||
1367 | fb_scanline = sysinfo_value("fb.scanline"); |
||
1993 | decky | 1368 | fb_visual = sysinfo_value("fb.visual"); |
1886 | jermar | 1369 | fb_invert_colors = sysinfo_value("fb.invert-colors"); |
1490 | palkovsky | 1370 | |
1993 | decky | 1371 | asz = fb_scanline * fb_height; |
2025 | jermar | 1372 | fb_addr = as_get_mappable_page(asz, (int) |
1373 | sysinfo_value("fb.address.color")); |
||
1485 | palkovsky | 1374 | |
2025 | jermar | 1375 | physmem_map(fb_ph_addr, fb_addr, ALIGN_UP(asz, PAGE_SIZE) >> |
1376 | PAGE_WIDTH, AS_AREA_READ | AS_AREA_WRITE); |
||
1886 | jermar | 1377 | |
2015 | jermar | 1378 | if (screen_init(fb_addr, fb_width, fb_height, fb_scanline, fb_visual, |
1379 | fb_invert_colors)) |
||
1993 | decky | 1380 | return 0; |
1381 | |||
1382 | return -1; |
||
1363 | vana | 1383 | } |
1490 | palkovsky | 1384 | |
1649 | cejka | 1385 | /** |
1386 | * @} |
||
1387 | */ |