Line No. | Rev | Author | Line |
---|---|---|---|
1 | 32 | kaklik | /***************************************************************************** |
2 | * Module for Microchip Graphics Library |
||
3 | * UltraChip UC1610 controller driver |
||
4 | ***************************************************************************** |
||
5 | * FileName: UC1610.c |
||
6 | * Dependencies: Graphics.h |
||
7 | * Processor: PIC24 |
||
8 | * Compiler: MPLAB C30 |
||
9 | * Linker: MPLAB LINK30 |
||
10 | * Company: Microchip Technology Incorporated |
||
11 | * |
||
12 | * Software License Agreement |
||
13 | * |
||
14 | * Copyright © 2009 Microchip Technology Inc. All rights reserved. |
||
15 | * Microchip licenses to you the right to use, modify, copy and distribute |
||
16 | * Software only when embedded on a Microchip microcontroller or digital |
||
17 | * signal controller, which is integrated into your product or third party |
||
18 | * product (pursuant to the sublicense terms in the accompanying license |
||
19 | * agreement). |
||
20 | * |
||
21 | * You should refer to the license agreement accompanying this Software |
||
22 | * for additional information regarding your rights and obligations. |
||
23 | * |
||
24 | * SOFTWARE AND DOCUMENTATION ARE PROVIDED AS IS WITHOUT WARRANTY OF ANY |
||
25 | * KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION, ANY WARRANTY |
||
26 | * OF MERCHANTABILITY, TITLE, NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR |
||
27 | * PURPOSE. IN NO EVENT SHALL MICROCHIP OR ITS LICENSORS BE LIABLE OR |
||
28 | * OBLIGATED UNDER CONTRACT, NEGLIGENCE, STRICT LIABILITY, CONTRIBUTION, |
||
29 | * BREACH OF WARRANTY, OR OTHER LEGAL EQUITABLE THEORY ANY DIRECT OR INDIRECT |
||
30 | * DAMAGES OR EXPENSES INCLUDING BUT NOT LIMITED TO ANY INCIDENTAL, SPECIAL, |
||
31 | * INDIRECT, PUNITIVE OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA, |
||
32 | * COST OF PROCUREMENT OF SUBSTITUTE GOODS, TECHNOLOGY, SERVICES, OR ANY |
||
33 | * CLAIMS BY THIRD PARTIES (INCLUDING BUT NOT LIMITED TO ANY DEFENSE THEREOF), |
||
34 | * OR OTHER SIMILAR COSTS. |
||
35 | * |
||
36 | * Author Date Comment |
||
37 | *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
||
38 | * Anton Alkhimenok 02/25/09 |
||
39 | *****************************************************************************/ |
||
40 | #include "Graphics\Graphics.h" |
||
41 | |||
42 | // Color |
||
43 | BYTE _color; |
||
44 | |||
45 | // Clipping region control |
||
46 | SHORT _clipRgn; |
||
47 | |||
48 | // Clipping region borders |
||
49 | SHORT _clipLeft; |
||
50 | SHORT _clipTop; |
||
51 | SHORT _clipRight; |
||
52 | SHORT _clipBottom; |
||
53 | |||
54 | /////////////////////// LOCAL FUNCTIONS PROTOTYPES //////////////////////////// |
||
55 | void PutImage1BPP(SHORT left, SHORT top, FLASH_BYTE *bitmap, BYTE stretch); |
||
56 | void PutImage4BPP(SHORT left, SHORT top, FLASH_BYTE *bitmap, BYTE stretch); |
||
57 | void PutImage1BPPExt(SHORT left, SHORT top, void *bitmap, BYTE stretch); |
||
58 | void PutImage4BPPExt(SHORT left, SHORT top, void *bitmap, BYTE stretch); |
||
59 | |||
60 | |||
61 | /********************************************************************* |
||
62 | * Function: void ResetDevice() |
||
63 | * |
||
64 | * PreCondition: none |
||
65 | * |
||
66 | * Input: none |
||
67 | * |
||
68 | * Output: none |
||
69 | * |
||
70 | * Side Effects: none |
||
71 | * |
||
72 | * Overview: resets LCD, initializes PMP |
||
73 | * |
||
74 | * Note: none |
||
75 | * |
||
76 | ********************************************************************/ |
||
77 | void ResetDevice(void) |
||
78 | { |
||
79 | // Initialize the device |
||
80 | DeviceInit(); |
||
81 | |||
82 | DeviceSelect(); |
||
83 | |||
84 | DeviceSetCommand(); |
||
85 | // set Vbias |
||
86 | DeviceWrite(CMD_BIAS_RATIO_12); |
||
87 | DeviceWrite(CMD_CONTRAST); |
||
88 | DeviceWrite(82); |
||
89 | |||
90 | // set panel loading |
||
91 | DeviceWrite(CMD_PANEL_LOADING_38NF); |
||
92 | |||
93 | // set connected COM electrodes |
||
94 | DeviceWrite(CMD_DISPLAY_START); |
||
95 | DeviceWrite(4 * (DISP_START_PAGE + 1) - 1); |
||
96 | DeviceWrite(CMD_DISPLAY_END); |
||
97 | DeviceWrite(4 * (DISP_END_PAGE + 1) - 1); |
||
98 | DeviceWrite(CMD_COM_END); |
||
99 | DeviceWrite(4 * (DISP_END_PAGE + 1) - 1); |
||
100 | |||
101 | // set line rate |
||
102 | DeviceWrite(CMD_LINE_RATE_12KLPS); |
||
103 | |||
104 | DeviceWrite(CMD_MAPPING_MY); |
||
105 | |||
106 | // inverse color |
||
107 | DeviceWrite(CMD_INVERSE_ON); |
||
108 | |||
109 | // set programm window |
||
110 | DeviceWrite(CMD_WND_PRG_DISABLE); |
||
111 | DeviceWrite(CMD_START_COLUMN); |
||
112 | DeviceWrite(DISP_START_COLUMN); |
||
113 | DeviceWrite(CMD_END_COLUMN); |
||
114 | DeviceWrite(DISP_END_COLUMN); |
||
115 | DeviceWrite(CMD_START_PAGE); |
||
116 | DeviceWrite(DISP_START_PAGE); |
||
117 | DeviceWrite(CMD_END_PAGE); |
||
118 | DeviceWrite(DISP_END_PAGE); |
||
119 | DeviceWrite(CMD_WND_PRG_ENABLE); |
||
120 | |||
121 | // set autoincrement |
||
122 | DeviceWrite(CMD_RAM_ADDR_INCR_ON); |
||
123 | |||
124 | DeviceWrite(CMD_DISPLAY_ON); |
||
125 | |||
126 | DeviceSetData(); |
||
127 | |||
128 | DeviceDeselect(); |
||
129 | } |
||
130 | |||
131 | /********************************************************************* |
||
132 | * Function: void ContrastSet(BYTE contrast) |
||
133 | * |
||
134 | * PreCondition: none |
||
135 | * |
||
136 | * Input: contrast value |
||
137 | * |
||
138 | * Output: none |
||
139 | * |
||
140 | * Side Effects: none |
||
141 | * |
||
142 | * Overview: sets contrast |
||
143 | * |
||
144 | * Note: none |
||
145 | * |
||
146 | ********************************************************************/ |
||
147 | void ContrastSet(BYTE contrast) |
||
148 | { |
||
149 | DeviceSelect(); |
||
150 | DeviceSetCommand(); |
||
151 | DeviceWrite(CMD_CONTRAST); |
||
152 | DeviceWrite(contrast); |
||
153 | DeviceSetData(0; |
||
154 | DeviceDeselect(); |
||
155 | } |
||
156 | |||
157 | /********************************************************************* |
||
158 | * Function: void PutPixel(SHORT x, SHORT y) |
||
159 | * |
||
160 | * PreCondition: none |
||
161 | * |
||
162 | * Input: pixel position |
||
163 | * |
||
164 | * Output: none |
||
165 | * |
||
166 | * Side Effects: none |
||
167 | * |
||
168 | * Overview: puts pixel with current color at given position |
||
169 | * |
||
170 | * Note: none |
||
171 | * |
||
172 | ********************************************************************/ |
||
173 | void PutPixel(SHORT x, SHORT y) |
||
174 | { |
||
175 | BYTE value; |
||
176 | |||
177 | if(_clipRgn) |
||
178 | { |
||
179 | if(x < _clipLeft) |
||
180 | return; |
||
181 | if(x > _clipRight) |
||
182 | return; |
||
183 | if(y < _clipTop) |
||
184 | return; |
||
185 | if(y > _clipBottom) |
||
186 | return; |
||
187 | } |
||
188 | |||
189 | x += DISP_START_COLUMN; |
||
190 | |||
191 | DeviceSelect(); |
||
192 | |||
193 | // set address |
||
194 | DeviceSetCommand(); |
||
195 | DeviceWrite(CMD_COLUMN_ADDR_LSB | (x & 0x0f)); |
||
196 | DeviceWrite(CMD_COLUMN_ADDR_MSB | ((x >> 4) & 0x0f)); |
||
197 | DeviceWrite(CMD_PAGE_ADDR | (DISP_START_PAGE + (y >> 2))); |
||
198 | DeviceSetData(); |
||
199 | |||
200 | // read 4 pixels |
||
201 | value = DeviceRead(); |
||
202 | value = DeviceRead(); |
||
203 | |||
204 | // set pixel |
||
205 | switch(y & 0x03) |
||
206 | { |
||
207 | case 0: value &= 0 b11111100; value |= _color; break; |
||
208 | case 1: value &= 0 b11110011; value |= _color << 2; break; |
||
209 | case 2: value &= 0 b11001111; value |= _color << 4; break; |
||
210 | case 3: value &= 0 b00111111; value |= _color << 6; break; |
||
211 | } |
||
212 | |||
213 | // set address |
||
214 | DeviceSetCommand(); |
||
215 | DeviceWrite(CMD_COLUMN_ADDR_LSB | (x & 0x0f)); |
||
216 | DeviceWrite(CMD_COLUMN_ADDR_MSB | ((x >> 4) & 0x0f)); |
||
217 | DeviceWrite(CMD_PAGE_ADDR | (DISP_START_PAGE + (y >> 2))); |
||
218 | DeviceSetData(); |
||
219 | |||
220 | // write 4 pixels back |
||
221 | WriteData(value); |
||
222 | |||
223 | DeviceDeselect(); |
||
224 | } |
||
225 | |||
226 | /********************************************************************* |
||
227 | * Function: WORD GetPixel(SHORT x, SHORT y) |
||
228 | * |
||
229 | * PreCondition: none |
||
230 | * |
||
231 | * Input: pixel position |
||
232 | * |
||
233 | * Output: pixel color |
||
234 | * |
||
235 | * Side Effects: none |
||
236 | * |
||
237 | * Overview: returns pixel at given position |
||
238 | * |
||
239 | * Note: none |
||
240 | * |
||
241 | ********************************************************************/ |
||
242 | WORD GetPixel(SHORT x, SHORT y) |
||
243 | { |
||
244 | BYTE value; |
||
245 | |||
246 | x += DISP_START_COLUMN; |
||
247 | |||
248 | DeviceSelect(); |
||
249 | |||
250 | // set address |
||
251 | DeviceSetCommand(); |
||
252 | DeviceWrite(CMD_COLUMN_ADDR_LSB | (x & 0x0f)); |
||
253 | DeviceWrite(CMD_COLUMN_ADDR_MSB | ((x >> 4) & 0x0f)); |
||
254 | DeviceWrite(CMD_PAGE_ADDR | (DISP_START_PAGE + (y >> 2))); |
||
255 | DeviceSetData(); |
||
256 | |||
257 | // read 4 pixels |
||
258 | value = DeviceRead(); |
||
259 | value = DeviceRead(); |
||
260 | |||
261 | DeviceDeselect(); |
||
262 | |||
263 | // get pixel |
||
264 | switch(y & 0x03) |
||
265 | { |
||
266 | case 0: break; |
||
267 | case 1: value >>= 2; break; |
||
268 | case 2: value >>= 4; break; |
||
269 | case 3: value >>= 6; break; |
||
270 | } |
||
271 | |||
272 | value &= 0x03; |
||
273 | return (value); |
||
274 | } |
||
275 | |||
276 | /********************************************************************* |
||
277 | * Function: void ClearDevice(void) |
||
278 | * |
||
279 | * PreCondition: none |
||
280 | * |
||
281 | * Input: none |
||
282 | * |
||
283 | * Output: none |
||
284 | * |
||
285 | * Side Effects: none |
||
286 | * |
||
287 | * Overview: clears screen with current color |
||
288 | * |
||
289 | * Note: none |
||
290 | * |
||
291 | ********************************************************************/ |
||
292 | void ClearDevice(void) |
||
293 | { |
||
294 | WORD counter; |
||
295 | BYTE pattern; |
||
296 | |||
297 | pattern = _color; |
||
298 | pattern |= pattern << 2; |
||
299 | pattern |= pattern << 4; |
||
300 | |||
301 | DeviceSelect(); |
||
302 | DeviceSetCommand(); |
||
303 | DeviceWrite(CMD_COLUMN_ADDR_LSB | (DISP_START_COLUMN & 0x0f)); |
||
304 | DeviceWrite(CMD_COLUMN_ADDR_MSB | ((DISP_START_COLUMN >> 4) & 0x0f)); |
||
305 | DeviceWrite(CMD_PAGE_ADDR | DISP_START_PAGE); |
||
306 | DeviceSetData(); |
||
307 | |||
308 | for(counter = 0; counter < (DWORD) (GetMaxX() + 1) * (GetMaxY() + 1) / 4; counter++) |
||
309 | { |
||
310 | WriteData(pattern); |
||
311 | } |
||
312 | |||
313 | DeviceDeselect(); |
||
314 | } |
||
315 | |||
316 | /********************************************************************* |
||
317 | * Function: WORD PutImage(SHORT left, SHORT top, void* bitmap, BYTE stretch) |
||
318 | * |
||
319 | * PreCondition: none |
||
320 | * |
||
321 | * Input: left,top - left top image corner, |
||
322 | * bitmap - image pointer, |
||
323 | * stretch - image stretch factor |
||
324 | * |
||
325 | * Output: For NON-Blocking configuration: |
||
326 | * - Returns 0 when device is busy and the image is not yet completely drawn. |
||
327 | * - Returns 1 when the image is completely drawn. |
||
328 | * For Blocking configuration: |
||
329 | * - Always return 1. |
||
330 | * |
||
331 | * Side Effects: none |
||
332 | * |
||
333 | * Overview: outputs image starting from left,top coordinates |
||
334 | * |
||
335 | * Note: image must be located in flash |
||
336 | * |
||
337 | ********************************************************************/ |
||
338 | WORD PutImage(SHORT left, SHORT top, void *bitmap, BYTE stretch) |
||
339 | { |
||
340 | FLASH_BYTE *flashAddress; |
||
341 | BYTE colorDepth; |
||
342 | BYTE colorTemp; |
||
343 | |||
344 | #ifndef USE_NONBLOCKING_CONFIG |
||
345 | while(IsDeviceBusy() != 0); |
||
346 | |||
347 | /* Ready */ |
||
348 | #else |
||
349 | if(IsDeviceBusy() != 0) |
||
350 | return (0); |
||
351 | #endif |
||
352 | |||
353 | // Save current color |
||
354 | colorTemp = _color; |
||
355 | |||
356 | switch(*((SHORT *)bitmap)) |
||
357 | { |
||
358 | #ifdef USE_BITMAP_FLASH |
||
359 | |||
360 | case FLASH: |
||
361 | |||
362 | // Image address |
||
363 | flashAddress = ((BITMAP_FLASH *)bitmap)->address; |
||
364 | |||
365 | // Read color depth |
||
366 | colorDepth = *(flashAddress + 1); |
||
367 | |||
368 | // Draw picture |
||
369 | switch(colorDepth) |
||
370 | { |
||
371 | case 1: PutImage1BPP(left, top, flashAddress, stretch); break; |
||
372 | case 4: PutImage4BPP(left, top, flashAddress, stretch); break; |
||
373 | default: break; |
||
374 | } |
||
375 | |||
376 | break; |
||
377 | #endif |
||
378 | #ifdef USE_BITMAP_EXTERNAL |
||
379 | |||
380 | case EXTERNAL: |
||
381 | |||
382 | // Get color depth |
||
383 | ExternalMemoryCallback(bitmap, 1, 1, &colorDepth); |
||
384 | |||
385 | // Draw picture |
||
386 | switch(colorDepth) |
||
387 | { |
||
388 | case 1: PutImage1BPPExt(left, top, bitmap, stretch); break; |
||
389 | case 4: PutImage4BPPExt(left, top, bitmap, stretch); break; |
||
390 | default: break; |
||
391 | } |
||
392 | |||
393 | break; |
||
394 | #endif |
||
395 | |||
396 | default: |
||
397 | break; |
||
398 | } |
||
399 | |||
400 | // Restore current color |
||
401 | _color = colorTemp; |
||
402 | return (1); |
||
403 | } |
||
404 | |||
405 | #ifdef USE_BITMAP_FLASH |
||
406 | |||
407 | /********************************************************************* |
||
408 | * Function: void PutImage1BPP(SHORT left, SHORT top, FLASH_BYTE* bitmap, BYTE stretch) |
||
409 | * |
||
410 | * PreCondition: none |
||
411 | * |
||
412 | * Input: left,top - left top image corner, |
||
413 | * bitmap - image pointer, |
||
414 | * stretch - image stretch factor |
||
415 | * |
||
416 | * Output: none |
||
417 | * |
||
418 | * Side Effects: none |
||
419 | * |
||
420 | * Overview: outputs monochrome image starting from left,top coordinates |
||
421 | * |
||
422 | * Note: image must be located in flash |
||
423 | * |
||
424 | ********************************************************************/ |
||
425 | void PutImage1BPP(SHORT left, SHORT top, FLASH_BYTE *bitmap, BYTE stretch) |
||
426 | { |
||
427 | register FLASH_BYTE *flashAddress; |
||
428 | register FLASH_BYTE *tempFlashAddress; |
||
429 | BYTE temp; |
||
430 | WORD sizeX, sizeY; |
||
431 | WORD x, y; |
||
432 | WORD cx, cy; |
||
433 | BYTE stretchX, stretchY; |
||
434 | BYTE palette[2]; |
||
435 | BYTE mask; |
||
436 | |||
437 | // Move pointer to size information |
||
438 | flashAddress = bitmap + 2; |
||
439 | |||
440 | // Read image size |
||
441 | sizeY = *((FLASH_WORD *)flashAddress); |
||
442 | flashAddress += 2; |
||
443 | sizeX = *((FLASH_WORD *)flashAddress); |
||
444 | flashAddress += 2; |
||
445 | palette[0] = (BYTE) * (flashAddress + 1); |
||
446 | palette[0] >>= 3; |
||
447 | palette[0] &= 0x03; |
||
448 | flashAddress += 2; |
||
449 | palette[1] = (BYTE) * (flashAddress + 1); |
||
450 | palette[1] >>= 3; |
||
451 | palette[1] &= 0x03; |
||
452 | flashAddress += 2; |
||
453 | |||
454 | cy = top; |
||
455 | for(y = 0; y < sizeY; y++) |
||
456 | { |
||
457 | tempFlashAddress = flashAddress; |
||
458 | for(stretchY = 0; stretchY < stretch; stretchY++) |
||
459 | { |
||
460 | flashAddress = tempFlashAddress; |
||
461 | cx = left; |
||
462 | mask = 0; |
||
463 | for(x = 0; x < sizeX; x++) |
||
464 | { |
||
465 | |||
466 | // Read 8 pixels from flash |
||
467 | if(mask == 0) |
||
468 | { |
||
469 | temp = *flashAddress; |
||
470 | flashAddress++; |
||
471 | mask = 0x80; |
||
472 | } |
||
473 | |||
474 | // Set color |
||
475 | if(mask & temp) |
||
476 | { |
||
477 | SetColor(palette[1]); |
||
478 | } |
||
479 | else |
||
480 | { |
||
481 | SetColor(palette[0]); |
||
482 | } |
||
483 | |||
484 | // Write pixel to screen |
||
485 | for(stretchX = 0; stretchX < stretch; stretchX++) |
||
486 | { |
||
487 | PutPixel(cx++, cy); |
||
488 | } |
||
489 | |||
490 | // Shift to the next pixel |
||
491 | mask >>= 1; |
||
492 | } |
||
493 | |||
494 | cy++; |
||
495 | } |
||
496 | } |
||
497 | } |
||
498 | |||
499 | /********************************************************************* |
||
500 | * Function: void PutImage4BPP(SHORT left, SHORT top, FLASH_BYTE* bitmap, BYTE stretch) |
||
501 | * |
||
502 | * PreCondition: none |
||
503 | * |
||
504 | * Input: left,top - left top image corner, bitmap - image pointer, |
||
505 | * stretch - image stretch factor |
||
506 | * |
||
507 | * Output: none |
||
508 | * |
||
509 | * Side Effects: none |
||
510 | * |
||
511 | * Overview: outputs 16 color image starting from left,top coordinates |
||
512 | * |
||
513 | * Note: image must be located in flash |
||
514 | * |
||
515 | ********************************************************************/ |
||
516 | void PutImage4BPP(SHORT left, SHORT top, FLASH_BYTE *bitmap, BYTE stretch) |
||
517 | { |
||
518 | register FLASH_BYTE *flashAddress; |
||
519 | register FLASH_BYTE *tempFlashAddress; |
||
520 | WORD sizeX, sizeY; |
||
521 | WORD x, y; |
||
522 | WORD cx, cy; |
||
523 | BYTE temp; |
||
524 | register BYTE stretchX, stretchY; |
||
525 | BYTE palette[16]; |
||
526 | WORD counter; |
||
527 | |||
528 | // Move pointer to size information |
||
529 | flashAddress = bitmap + 2; |
||
530 | |||
531 | // Read image size |
||
532 | sizeY = *((FLASH_WORD *)flashAddress); |
||
533 | flashAddress += 2; |
||
534 | sizeX = *((FLASH_WORD *)flashAddress); |
||
535 | flashAddress += 2; |
||
536 | |||
537 | // Read pallete |
||
538 | for(counter = 0; counter < 16; counter++) |
||
539 | { |
||
540 | palette[counter] = (BYTE) * (flashAddress + 1); |
||
541 | palette[counter] >>= 3; |
||
542 | palette[counter] &= 0x03; |
||
543 | flashAddress += 2; |
||
544 | } |
||
545 | |||
546 | cy = top; |
||
547 | for(y = 0; y < sizeY; y++) |
||
548 | { |
||
549 | tempFlashAddress = flashAddress; |
||
550 | for(stretchY = 0; stretchY < stretch; stretchY++) |
||
551 | { |
||
552 | flashAddress = tempFlashAddress; |
||
553 | cx = left; |
||
554 | for(x = 0; x < sizeX; x++) |
||
555 | { |
||
556 | |||
557 | // Read 2 pixels from flash |
||
558 | if(x & 0x0001) |
||
559 | { |
||
560 | |||
561 | // second pixel in byte |
||
562 | SetColor(palette[temp >> 4]); |
||
563 | } |
||
564 | else |
||
565 | { |
||
566 | temp = *flashAddress; |
||
567 | flashAddress++; |
||
568 | |||
569 | // first pixel in byte |
||
570 | SetColor(palette[temp & 0x0f]); |
||
571 | } |
||
572 | |||
573 | // Write pixel to screen |
||
574 | for(stretchX = 0; stretchX < stretch; stretchX++) |
||
575 | { |
||
576 | PutPixel(cx++, cy); |
||
577 | } |
||
578 | } |
||
579 | |||
580 | cy++; |
||
581 | } |
||
582 | } |
||
583 | } |
||
584 | |||
585 | #endif |
||
586 | #ifdef USE_BITMAP_EXTERNAL |
||
587 | |||
588 | /********************************************************************* |
||
589 | * Function: void PutImage1BPPExt(SHORT left, SHORT top, void* bitmap, BYTE stretch) |
||
590 | * |
||
591 | * PreCondition: none |
||
592 | * |
||
593 | * Input: left,top - left top image corner, bitmap - image pointer, |
||
594 | * stretch - image stretch factor |
||
595 | * |
||
596 | * Output: none |
||
597 | * |
||
598 | * Side Effects: none |
||
599 | * |
||
600 | * Overview: outputs monochrome image starting from left,top coordinates |
||
601 | * |
||
602 | * Note: image must be located in external memory |
||
603 | * |
||
604 | ********************************************************************/ |
||
605 | void PutImage1BPPExt(SHORT left, SHORT top, void *bitmap, BYTE stretch) |
||
606 | { |
||
607 | register DWORD memOffset; |
||
608 | BITMAP_HEADER bmp; |
||
609 | WORD pallete[2]; |
||
610 | BYTE lineBuffer[((GetMaxX() + 1) / 8) + 1]; |
||
611 | BYTE *pData; |
||
612 | SHORT byteWidth; |
||
613 | |||
614 | BYTE temp; |
||
615 | BYTE mask; |
||
616 | WORD sizeX, sizeY; |
||
617 | WORD x, y; |
||
618 | WORD cx, cy; |
||
619 | BYTE stretchX, stretchY; |
||
620 | |||
621 | // Get bitmap header |
||
622 | ExternalMemoryCallback(bitmap, 0, sizeof(BITMAP_HEADER), &bmp); |
||
623 | |||
624 | // Get pallete (2 entries) |
||
625 | ExternalMemoryCallback(bitmap, sizeof(BITMAP_HEADER), 2 * sizeof(WORD), palette); |
||
626 | |||
627 | palette[0] >>= 3; |
||
628 | palette[0] &= 0x03; |
||
629 | palette[1] >>= 3; |
||
630 | palette[1] &= 0x03; |
||
631 | |||
632 | // Set offset to the image data |
||
633 | memOffset = sizeof(BITMAP_HEADER) + 2 * sizeof(WORD); |
||
634 | |||
635 | // Line width in bytes |
||
636 | byteWidth = bmp.width >> 3; |
||
637 | if(bmp.width & 0x0007) |
||
638 | byteWidth++; |
||
639 | |||
640 | // Get size |
||
641 | sizeX = bmp.width; |
||
642 | sizeY = bmp.height; |
||
643 | |||
644 | cy = top; |
||
645 | for(y = 0; y < sizeY; y++) |
||
646 | { |
||
647 | |||
648 | // Get line |
||
649 | ExternalMemoryCallback(bitmap, memOffset, byteWidth, lineBuffer); |
||
650 | memOffset += byteWidth; |
||
651 | for(stretchY = 0; stretchY < stretch; stretchY++) |
||
652 | { |
||
653 | pData = lineBuffer; |
||
654 | cx = left; |
||
655 | mask = 0; |
||
656 | for(x = 0; x < sizeX; x++) |
||
657 | { |
||
658 | |||
659 | // Read 8 pixels from flash |
||
660 | if(mask == 0) |
||
661 | { |
||
662 | temp = *pData++; |
||
663 | mask = 0x80; |
||
664 | } |
||
665 | |||
666 | // Set color |
||
667 | if(mask & temp) |
||
668 | { |
||
669 | SetColor(palette[1]); |
||
670 | } |
||
671 | else |
||
672 | { |
||
673 | SetColor(palette[0]); |
||
674 | } |
||
675 | |||
676 | // Write pixel to screen |
||
677 | for(stretchX = 0; stretchX < stretch; stretchX++) |
||
678 | { |
||
679 | PutPixel(cx++, cy); |
||
680 | } |
||
681 | |||
682 | // Shift to the next pixel |
||
683 | mask >>= 1; |
||
684 | } |
||
685 | |||
686 | cy++; |
||
687 | } |
||
688 | } |
||
689 | } |
||
690 | |||
691 | /********************************************************************* |
||
692 | * Function: void PutImage4BPPExt(SHORT left, SHORT top, void* bitmap, BYTE stretch) |
||
693 | * |
||
694 | * PreCondition: none |
||
695 | * |
||
696 | * Input: left,top - left top image corner, bitmap - image pointer, |
||
697 | * stretch - image stretch factor |
||
698 | * |
||
699 | * Output: none |
||
700 | * |
||
701 | * Side Effects: none |
||
702 | * |
||
703 | * Overview: outputs monochrome image starting from left,top coordinates |
||
704 | * |
||
705 | * Note: image must be located in external memory |
||
706 | * |
||
707 | ********************************************************************/ |
||
708 | void PutImage4BPPExt(SHORT left, SHORT top, void *bitmap, BYTE stretch) |
||
709 | { |
||
710 | register DWORD memOffset; |
||
711 | BITMAP_HEADER bmp; |
||
712 | WORD palette[16]; |
||
713 | BYTE lineBuffer[((GetMaxX() + 1) / 2) + 1]; |
||
714 | BYTE *pData; |
||
715 | SHORT byteWidth; |
||
716 | |||
717 | BYTE temp; |
||
718 | WORD sizeX, sizeY; |
||
719 | WORD x, y; |
||
720 | WORD cx, cy; |
||
721 | BYTE stretchX, stretchY; |
||
722 | |||
723 | // Get bitmap header |
||
724 | ExternalMemoryCallback(bitmap, 0, sizeof(BITMAP_HEADER), &bmp); |
||
725 | |||
726 | // Get pallete (16 entries) |
||
727 | ExternalMemoryCallback(bitmap, sizeof(BITMAP_HEADER), 16 * sizeof(WORD), palette); |
||
728 | |||
729 | for(temp = 0; temp < 16; temp++) |
||
730 | { |
||
731 | palette[temp] >>= 3; |
||
732 | palette[temp] &= 0x03; |
||
733 | } |
||
734 | |||
735 | // Set offset to the image data |
||
736 | memOffset = sizeof(BITMAP_HEADER) + 16 * sizeof(WORD); |
||
737 | |||
738 | // Line width in bytes |
||
739 | byteWidth = bmp.width >> 1; |
||
740 | if(bmp.width & 0x0001) |
||
741 | byteWidth++; |
||
742 | |||
743 | // Get size |
||
744 | sizeX = bmp.width; |
||
745 | sizeY = bmp.height; |
||
746 | |||
747 | cy = top; |
||
748 | for(y = 0; y < sizeY; y++) |
||
749 | { |
||
750 | |||
751 | // Get line |
||
752 | ExternalMemoryCallback(bitmap, memOffset, byteWidth, lineBuffer); |
||
753 | memOffset += byteWidth; |
||
754 | for(stretchY = 0; stretchY < stretch; stretchY++) |
||
755 | { |
||
756 | pData = lineBuffer; |
||
757 | cx = left; |
||
758 | |||
759 | for(x = 0; x < sizeX; x++) |
||
760 | { |
||
761 | |||
762 | // Read 2 pixels from flash |
||
763 | if(x & 0x0001) |
||
764 | { |
||
765 | |||
766 | // second pixel in byte |
||
767 | SetColor(palette[temp >> 4]); |
||
768 | } |
||
769 | else |
||
770 | { |
||
771 | temp = *pData++; |
||
772 | |||
773 | // first pixel in byte |
||
774 | SetColor(palette[temp & 0x0f]); |
||
775 | } |
||
776 | |||
777 | // Write pixel to screen |
||
778 | for(stretchX = 0; stretchX < stretch; stretchX++) |
||
779 | { |
||
780 | PutPixel(cx++, cy); |
||
781 | } |
||
782 | } |
||
783 | |||
784 | cy++; |
||
785 | } |
||
786 | } |
||
787 | } |
||
788 | |||
789 | #endif |
Powered by WebSVN v2.8.3