Rev 2453 | Rev 2459 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
2288 | clevermous | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
||
2455 | mario79 | 3 | ;; Copyright (C) KolibriOS team 2004-2012. All rights reserved. ;; |
2288 | clevermous | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
||
6 | ;; VESA20.INC ;; |
||
7 | ;; ;; |
||
8 | ;; Vesa 2.0 functions for MenuetOS ;; |
||
9 | ;; ;; |
||
10 | ;; Copyright 2002 Ville Turjanmaa ;; |
||
11 | ;; Alexey, kgaz@crosswindws.net ;; |
||
12 | ;; - Voodoo compatible graphics ;; |
||
13 | ;; Juan M. Caravaca ;; |
||
14 | ;; - Graphics optimimizations eg. drawline ;; |
||
15 | ;; ;; |
||
16 | ;; See file COPYING for details ;; |
||
17 | ;; ;; |
||
18 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
19 | |||
20 | $Revision: 2455 $ |
||
21 | |||
22 | |||
23 | ; If you're planning to write your own video driver I suggest |
||
24 | ; you replace the VESA12.INC file and see those instructions. |
||
25 | |||
26 | ;Screen_Max_X equ 0xfe00 |
||
27 | ;Screen_Max_Y equ 0xfe04 |
||
28 | ;BytesPerScanLine equ 0xfe08 |
||
29 | ;LFBAddress equ 0xfe80 |
||
30 | ;ScreenBPP equ 0xfbf1 |
||
31 | |||
32 | |||
33 | |||
2430 | mario79 | 34 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 35 | ; getpixel |
36 | ; |
||
37 | ; in: |
||
38 | ; eax = x coordinate |
||
39 | ; ebx = y coordinate |
||
40 | ; |
||
41 | ; ret: |
||
42 | ; ecx = 00 RR GG BB |
||
2430 | mario79 | 43 | ;----------------------------------------------------------------------------- |
44 | align 4 |
||
2288 | clevermous | 45 | getpixel: |
46 | push eax ebx edx edi |
||
47 | call dword [GETPIXEL] |
||
48 | pop edi edx ebx eax |
||
49 | ret |
||
2430 | mario79 | 50 | ;----------------------------------------------------------------------------- |
51 | align 4 |
||
2288 | clevermous | 52 | Vesa20_getpixel24: |
53 | ; eax = x |
||
54 | ; ebx = y |
||
2430 | mario79 | 55 | ;-------------------------------------- |
2448 | mario79 | 56 | ; check for hardware cursor |
2451 | mario79 | 57 | cmp [_display.select_cursor], select_cursor |
58 | je @f |
||
2448 | mario79 | 59 | cmp [_display.select_cursor], 0 |
60 | jne .no_mouseunder |
||
61 | ;-------------------------------------- |
||
62 | align 4 |
||
63 | @@: |
||
2430 | mario79 | 64 | ; check mouse area for putpixel |
65 | test ecx, 0x04000000 ; don't load to mouseunder area |
||
66 | jnz .no_mouseunder |
||
67 | call [_display.check_m_pixel] |
||
68 | test ecx, ecx ;0xff000000 |
||
69 | jnz @f |
||
2448 | mario79 | 70 | ;-------------------------------------- |
71 | align 4 |
||
2430 | mario79 | 72 | .no_mouseunder: |
73 | ;-------------------------------------- |
||
2446 | mario79 | 74 | ; imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
75 | mov ebx, [d_width_calc_area + ebx*4] |
||
76 | lea ebx, [ebx + ebx*2] |
||
2288 | clevermous | 77 | lea edi, [eax+eax*2]; edi = x*3 |
78 | add edi, ebx ; edi = x*3+(y*y multiplier) |
||
79 | mov ecx, [LFB_BASE+edi] |
||
2430 | mario79 | 80 | ;-------------------------------------- |
81 | align 4 |
||
82 | @@: |
||
2288 | clevermous | 83 | and ecx, 0xffffff |
84 | ret |
||
2430 | mario79 | 85 | ;----------------------------------------------------------------------------- |
86 | align 4 |
||
2288 | clevermous | 87 | Vesa20_getpixel32: |
2430 | mario79 | 88 | ;-------------------------------------- |
2448 | mario79 | 89 | ; check for hardware cursor |
2451 | mario79 | 90 | cmp [_display.select_cursor], select_cursor |
91 | je @f |
||
2448 | mario79 | 92 | cmp [_display.select_cursor], 0 |
93 | jne .no_mouseunder |
||
94 | ;-------------------------------------- |
||
95 | align 4 |
||
96 | @@: |
||
2430 | mario79 | 97 | ; check mouse area for putpixel |
98 | test ecx, 0x04000000 ; don't load to mouseunder area |
||
99 | jnz .no_mouseunder |
||
100 | call [_display.check_m_pixel] |
||
101 | test ecx, ecx ;0xff000000 |
||
102 | jnz @f |
||
2448 | mario79 | 103 | ;-------------------------------------- |
104 | align 4 |
||
2430 | mario79 | 105 | .no_mouseunder: |
106 | ;-------------------------------------- |
||
2446 | mario79 | 107 | ; imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
108 | mov ebx, [d_width_calc_area + ebx*4] |
||
109 | shl ebx, 2 |
||
2288 | clevermous | 110 | lea edi, [ebx+eax*4]; edi = x*4+(y*y multiplier) |
111 | mov ecx, [LFB_BASE+edi] |
||
2430 | mario79 | 112 | ;-------------------------------------- |
113 | align 4 |
||
114 | @@: |
||
2288 | clevermous | 115 | and ecx, 0xffffff |
116 | ret |
||
2430 | mario79 | 117 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 118 | virtual at esp |
119 | putimg: |
||
120 | .real_sx dd ? |
||
121 | .real_sy dd ? |
||
122 | .image_sx dd ? |
||
123 | .image_sy dd ? |
||
124 | .image_cx dd ? |
||
125 | .image_cy dd ? |
||
126 | .pti dd ? |
||
127 | .abs_cx dd ? |
||
128 | .abs_cy dd ? |
||
129 | .line_increment dd ? |
||
130 | .winmap_newline dd ? |
||
131 | .screen_newline dd ? |
||
2430 | mario79 | 132 | .real_sx_and_abs_cx dd ? |
133 | .real_sy_and_abs_cy dd ? |
||
134 | .stack_data = 4*14 |
||
2288 | clevermous | 135 | .edi dd ? |
136 | .esi dd ? |
||
137 | .ebp dd ? |
||
138 | .esp dd ? |
||
139 | .ebx dd ? |
||
140 | .edx dd ? |
||
141 | .ecx dd ? |
||
142 | .eax dd ? |
||
143 | .ret_addr dd ? |
||
144 | .arg_0 dd ? |
||
145 | end virtual |
||
2430 | mario79 | 146 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 147 | align 16 |
148 | ; ebx = pointer |
||
149 | ; ecx = size [x|y] |
||
150 | ; edx = coordinates [x|y] |
||
151 | ; ebp = pointer to 'get' function |
||
152 | ; esi = pointer to 'init' function |
||
153 | ; edi = parameter for 'get' function |
||
154 | vesa20_putimage: |
||
155 | pushad |
||
156 | sub esp, putimg.stack_data |
||
157 | ; save pointer to image |
||
158 | mov [putimg.pti], ebx |
||
159 | ; unpack the size |
||
160 | mov eax, ecx |
||
161 | and ecx, 0xFFFF |
||
162 | shr eax, 16 |
||
163 | mov [putimg.image_sx], eax |
||
164 | mov [putimg.image_sy], ecx |
||
165 | ; unpack the coordinates |
||
166 | mov eax, edx |
||
167 | and edx, 0xFFFF |
||
168 | shr eax, 16 |
||
169 | mov [putimg.image_cx], eax |
||
170 | mov [putimg.image_cy], edx |
||
171 | ; calculate absolute (i.e. screen) coordinates |
||
172 | mov eax, [TASK_BASE] |
||
173 | mov ebx, [eax-twdw + WDATA.box.left] |
||
174 | add ebx, [putimg.image_cx] |
||
175 | mov [putimg.abs_cx], ebx |
||
176 | mov ebx, [eax-twdw + WDATA.box.top] |
||
177 | add ebx, [putimg.image_cy] |
||
178 | mov [putimg.abs_cy], ebx |
||
179 | ; real_sx = MIN(wnd_sx-image_cx, image_sx); |
||
180 | mov ebx, [eax-twdw + WDATA.box.width]; ebx = wnd_sx |
||
181 | ; \begin{diamond}[20.08.2006] |
||
182 | ; note that WDATA.box.width is one pixel less than real window x-size |
||
183 | inc ebx |
||
184 | ; \end{diamond}[20.08.2006] |
||
185 | sub ebx, [putimg.image_cx] |
||
186 | ja @f |
||
187 | add esp, putimg.stack_data |
||
188 | popad |
||
189 | ret |
||
2430 | mario79 | 190 | ;-------------------------------------- |
191 | align 4 |
||
2288 | clevermous | 192 | @@: |
193 | cmp ebx, [putimg.image_sx] |
||
194 | jbe .end_x |
||
195 | mov ebx, [putimg.image_sx] |
||
2430 | mario79 | 196 | ;-------------------------------------- |
197 | align 4 |
||
2288 | clevermous | 198 | .end_x: |
199 | mov [putimg.real_sx], ebx |
||
200 | ; init real_sy |
||
201 | mov ebx, [eax-twdw + WDATA.box.height]; ebx = wnd_sy |
||
202 | ; \begin{diamond}[20.08.2006] |
||
203 | inc ebx |
||
204 | ; \end{diamond}[20.08.2006] |
||
205 | sub ebx, [putimg.image_cy] |
||
206 | ja @f |
||
207 | add esp, putimg.stack_data |
||
208 | popad |
||
209 | ret |
||
2430 | mario79 | 210 | ;-------------------------------------- |
211 | align 4 |
||
2288 | clevermous | 212 | @@: |
213 | cmp ebx, [putimg.image_sy] |
||
214 | jbe .end_y |
||
215 | mov ebx, [putimg.image_sy] |
||
2430 | mario79 | 216 | ;-------------------------------------- |
217 | align 4 |
||
2288 | clevermous | 218 | .end_y: |
219 | mov [putimg.real_sy], ebx |
||
220 | ; line increment |
||
221 | mov eax, [putimg.image_sx] |
||
222 | mov ecx, [putimg.real_sx] |
||
223 | sub eax, ecx |
||
224 | ;; imul eax, [putimg.source_bpp] |
||
225 | ; lea eax, [eax + eax * 2] |
||
226 | call esi |
||
227 | add eax, [putimg.arg_0] |
||
228 | mov [putimg.line_increment], eax |
||
229 | ; winmap new line increment |
||
230 | mov eax, [Screen_Max_X] |
||
231 | inc eax |
||
232 | sub eax, [putimg.real_sx] |
||
233 | mov [putimg.winmap_newline], eax |
||
234 | ; screen new line increment |
||
235 | mov eax, [BytesPerScanLine] |
||
236 | movzx ebx, byte [ScreenBPP] |
||
237 | shr ebx, 3 |
||
238 | imul ecx, ebx |
||
239 | sub eax, ecx |
||
240 | mov [putimg.screen_newline], eax |
||
241 | ; pointer to image |
||
242 | mov esi, [putimg.pti] |
||
243 | ; pointer to screen |
||
244 | mov edx, [putimg.abs_cy] |
||
2446 | mario79 | 245 | ; imul edx, [BytesPerScanLine] |
246 | |||
247 | mov edx, [d_width_calc_area + edx*4] |
||
248 | cmp bl, 4 |
||
249 | je .32 |
||
250 | lea edx, [edx+edx*2] |
||
251 | jmp @f |
||
252 | ;------------------------------------- |
||
253 | align 4 |
||
254 | .32: |
||
255 | shl edx, 2 |
||
256 | ;------------------------------------- |
||
257 | align 4 |
||
258 | @@: |
||
2288 | clevermous | 259 | mov eax, [putimg.abs_cx] |
2446 | mario79 | 260 | ; movzx ebx, byte [ScreenBPP] |
261 | ; shr ebx, 3 |
||
2288 | clevermous | 262 | imul eax, ebx |
263 | add edx, eax |
||
264 | ; pointer to pixel map |
||
265 | mov eax, [putimg.abs_cy] |
||
2446 | mario79 | 266 | ; imul eax, [Screen_Max_X] |
267 | ; add eax, [putimg.abs_cy] |
||
268 | mov eax, [d_width_calc_area + eax*4] |
||
269 | |||
2288 | clevermous | 270 | add eax, [putimg.abs_cx] |
271 | add eax, [_WinMapAddress] |
||
272 | xchg eax, ebp |
||
2430 | mario79 | 273 | ;-------------------------------------- |
274 | mov ecx, [putimg.real_sx] |
||
275 | add ecx, [putimg.abs_cx] |
||
276 | mov [putimg.real_sx_and_abs_cx], ecx |
||
277 | mov ecx, [putimg.real_sy] |
||
278 | add ecx, [putimg.abs_cy] |
||
279 | mov [putimg.real_sy_and_abs_cy], ecx |
||
280 | ;-------------------------------------- |
||
2288 | clevermous | 281 | ; get process number |
282 | mov ebx, [CURRENT_TASK] |
||
283 | cmp byte [ScreenBPP], 32 |
||
284 | je put_image_end_32 |
||
2435 | mario79 | 285 | ;-------------------------------------- |
286 | put_image_end_24: |
||
2288 | clevermous | 287 | mov edi, [putimg.real_sy] |
2453 | mario79 | 288 | ;-------------------------------------- |
289 | ; check for hardware cursor |
||
2455 | mario79 | 290 | mov ecx, [_display.select_cursor] |
291 | cmp ecx, select_cursor |
||
292 | je put_image_end_24_new |
||
293 | cmp ecx, 0 |
||
2453 | mario79 | 294 | je put_image_end_24_old |
2430 | mario79 | 295 | ;-------------------------------------- |
296 | align 4 |
||
2288 | clevermous | 297 | .new_line: |
298 | mov ecx, [putimg.real_sx] |
||
2430 | mario79 | 299 | ;-------------------------------------- |
300 | align 4 |
||
2288 | clevermous | 301 | .new_x: |
302 | push [putimg.edi] |
||
303 | mov eax, [putimg.ebp+4] |
||
304 | call eax |
||
305 | cmp [ebp], bl |
||
306 | jne .skip |
||
2430 | mario79 | 307 | ;-------------------------------------- |
2453 | mario79 | 308 | ; store to real LFB |
309 | mov [LFB_BASE+edx], ax |
||
310 | shr eax, 16 |
||
311 | mov [LFB_BASE+edx+2], al |
||
312 | ;-------------------------------------- |
||
313 | align 4 |
||
314 | .skip: |
||
315 | add edx, 3 |
||
316 | inc ebp |
||
317 | dec ecx |
||
318 | jnz .new_x |
||
319 | |||
320 | add esi, [putimg.line_increment] |
||
321 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
||
322 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
||
323 | |||
324 | cmp [putimg.ebp], putimage_get1bpp |
||
325 | jz .correct |
||
326 | cmp [putimg.ebp], putimage_get2bpp |
||
327 | jz .correct |
||
328 | cmp [putimg.ebp], putimage_get4bpp |
||
329 | jnz @f |
||
330 | ;-------------------------------------- |
||
331 | align 4 |
||
332 | .correct: |
||
333 | mov eax, [putimg.edi] |
||
334 | mov byte [eax], 80h |
||
335 | ;-------------------------------------- |
||
336 | align 4 |
||
337 | @@: |
||
338 | dec edi |
||
339 | jnz .new_line |
||
340 | ;-------------------------------------- |
||
341 | align 4 |
||
342 | .finish: |
||
343 | add esp, putimg.stack_data |
||
344 | popad |
||
345 | ret |
||
346 | ;------------------------------------------------------------------------------ |
||
347 | align 4 |
||
348 | put_image_end_24_old: |
||
349 | ;-------------------------------------- |
||
350 | align 4 |
||
351 | .new_line: |
||
352 | mov ecx, [putimg.real_sx] |
||
353 | ;-------------------------------------- |
||
354 | align 4 |
||
355 | .new_x: |
||
356 | push [putimg.edi] |
||
357 | mov eax, [putimg.ebp+4] |
||
358 | call eax |
||
359 | cmp [ebp], bl |
||
360 | jne .skip |
||
361 | ;-------------------------------------- |
||
2430 | mario79 | 362 | push ecx |
363 | |||
364 | neg ecx |
||
365 | add ecx, [putimg.real_sx_and_abs_cx + 4] |
||
366 | shl ecx, 16 |
||
367 | add ecx, [putimg.real_sy_and_abs_cy + 4] |
||
368 | sub ecx, edi |
||
369 | |||
370 | ; check mouse area for putpixel |
||
2435 | mario79 | 371 | call check_mouse_area_for_putpixel |
2430 | mario79 | 372 | pop ecx |
373 | ; store to real LFB |
||
2288 | clevermous | 374 | mov [LFB_BASE+edx], ax |
375 | shr eax, 16 |
||
376 | mov [LFB_BASE+edx+2], al |
||
2430 | mario79 | 377 | ;-------------------------------------- |
378 | align 4 |
||
2288 | clevermous | 379 | .skip: |
380 | add edx, 3 |
||
381 | inc ebp |
||
382 | dec ecx |
||
383 | jnz .new_x |
||
2435 | mario79 | 384 | |
2288 | clevermous | 385 | add esi, [putimg.line_increment] |
386 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
||
387 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
||
2435 | mario79 | 388 | |
2288 | clevermous | 389 | cmp [putimg.ebp], putimage_get1bpp |
390 | jz .correct |
||
391 | cmp [putimg.ebp], putimage_get2bpp |
||
392 | jz .correct |
||
393 | cmp [putimg.ebp], putimage_get4bpp |
||
394 | jnz @f |
||
2430 | mario79 | 395 | ;-------------------------------------- |
396 | align 4 |
||
2288 | clevermous | 397 | .correct: |
398 | mov eax, [putimg.edi] |
||
399 | mov byte [eax], 80h |
||
2430 | mario79 | 400 | ;-------------------------------------- |
401 | align 4 |
||
2288 | clevermous | 402 | @@: |
403 | dec edi |
||
404 | jnz .new_line |
||
2453 | mario79 | 405 | jmp put_image_end_24.finish |
406 | ;------------------------------------------------------------------------------ |
||
2430 | mario79 | 407 | align 4 |
2435 | mario79 | 408 | put_image_end_24_new: |
409 | ;-------------------------------------- |
||
410 | align 4 |
||
411 | .new_line: |
||
412 | mov ecx, [putimg.real_sx] |
||
413 | ;-------------------------------------- |
||
414 | align 4 |
||
415 | .new_x: |
||
416 | push [putimg.edi] |
||
417 | mov eax, [putimg.ebp+4] |
||
418 | call eax |
||
419 | cmp [ebp], bl |
||
420 | jne .skip |
||
421 | ;-------------------------------------- |
||
422 | push ecx |
||
423 | mov ecx, [putimg.real_sy_and_abs_cy + 4] |
||
424 | sub ecx, edi |
||
425 | ;-------------------------------------- |
||
426 | ; check for Y |
||
427 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
428 | jb .no_mouse_area |
||
429 | |||
430 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
||
431 | jae .no_mouse_area |
||
432 | |||
433 | rol ecx, 16 |
||
434 | add ecx, [putimg.real_sx_and_abs_cx + 4] |
||
435 | sub ecx, [esp] |
||
436 | ;-------------------------------------- |
||
437 | ; check for X |
||
438 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
439 | jb .no_mouse_area |
||
440 | |||
441 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
442 | jae .no_mouse_area |
||
443 | ;-------------------------------------- |
||
444 | ; check mouse area for putpixel |
||
445 | call check_mouse_area_for_putpixel_new.1 |
||
446 | ;-------------------------------------- |
||
447 | align 4 |
||
448 | .no_mouse_area: |
||
449 | pop ecx |
||
450 | ; store to real LFB |
||
451 | mov [LFB_BASE+edx], ax |
||
452 | shr eax, 16 |
||
453 | mov [LFB_BASE+edx+2], al |
||
454 | ;-------------------------------------- |
||
455 | align 4 |
||
456 | .skip: |
||
457 | add edx, 3 |
||
458 | inc ebp |
||
459 | dec ecx |
||
460 | jnz .new_x |
||
461 | |||
462 | add esi, [putimg.line_increment] |
||
463 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
||
464 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
||
465 | |||
466 | cmp [putimg.ebp], putimage_get1bpp |
||
467 | jz .correct |
||
468 | cmp [putimg.ebp], putimage_get2bpp |
||
469 | jz .correct |
||
470 | cmp [putimg.ebp], putimage_get4bpp |
||
471 | jnz @f |
||
472 | ;-------------------------------------- |
||
473 | align 4 |
||
474 | .correct: |
||
475 | mov eax, [putimg.edi] |
||
476 | mov byte [eax], 80h |
||
477 | ;-------------------------------------- |
||
478 | align 4 |
||
479 | @@: |
||
480 | dec edi |
||
481 | jnz .new_line |
||
482 | jmp put_image_end_24.finish |
||
2430 | mario79 | 483 | ;------------------------------------------------------------------------------ |
484 | align 4 |
||
2288 | clevermous | 485 | put_image_end_32: |
486 | mov edi, [putimg.real_sy] |
||
2453 | mario79 | 487 | ;-------------------------------------- |
488 | ; check for hardware cursor |
||
2455 | mario79 | 489 | mov ecx, [_display.select_cursor] |
490 | cmp ecx, select_cursor |
||
491 | je put_image_end_32_new |
||
492 | cmp ecx, 0 |
||
2453 | mario79 | 493 | je put_image_end_32_old |
2430 | mario79 | 494 | ;-------------------------------------- |
495 | align 4 |
||
2288 | clevermous | 496 | .new_line: |
497 | mov ecx, [putimg.real_sx] |
||
2430 | mario79 | 498 | ;-------------------------------------- |
499 | align 4 |
||
2288 | clevermous | 500 | .new_x: |
501 | push [putimg.edi] |
||
502 | mov eax, [putimg.ebp+4] |
||
503 | call eax |
||
504 | cmp [ebp], bl |
||
505 | jne .skip |
||
2430 | mario79 | 506 | ;-------------------------------------- |
507 | ; store to real LFB |
||
2288 | clevermous | 508 | mov [LFB_BASE+edx], eax |
2430 | mario79 | 509 | ;-------------------------------------- |
510 | align 4 |
||
2288 | clevermous | 511 | .skip: |
512 | add edx, 4 |
||
513 | inc ebp |
||
514 | dec ecx |
||
515 | jnz .new_x |
||
2435 | mario79 | 516 | |
2288 | clevermous | 517 | add esi, [putimg.line_increment] |
518 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
||
519 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
||
2435 | mario79 | 520 | |
2288 | clevermous | 521 | cmp [putimg.ebp], putimage_get1bpp |
522 | jz .correct |
||
523 | cmp [putimg.ebp], putimage_get2bpp |
||
524 | jz .correct |
||
525 | cmp [putimg.ebp], putimage_get4bpp |
||
526 | jnz @f |
||
2430 | mario79 | 527 | ;-------------------------------------- |
528 | align 4 |
||
2288 | clevermous | 529 | .correct: |
530 | mov eax, [putimg.edi] |
||
531 | mov byte [eax], 80h |
||
2430 | mario79 | 532 | ;-------------------------------------- |
533 | align 4 |
||
2288 | clevermous | 534 | @@: |
535 | dec edi |
||
536 | jnz .new_line |
||
2430 | mario79 | 537 | ;-------------------------------------- |
538 | align 4 |
||
2288 | clevermous | 539 | .finish: |
540 | add esp, putimg.stack_data |
||
541 | popad |
||
2436 | mario79 | 542 | cmp [SCR_MODE], dword 0x12 |
543 | jne @f |
||
2288 | clevermous | 544 | call VGA__putimage |
2436 | mario79 | 545 | ;-------------------------------------- |
546 | align 4 |
||
547 | @@: |
||
2288 | clevermous | 548 | mov [EGA_counter], 1 |
549 | ret |
||
2453 | mario79 | 550 | ;------------------------------------------------------------------------------ |
551 | align 4 |
||
552 | put_image_end_32_old: |
||
2435 | mario79 | 553 | ;-------------------------------------- |
554 | align 4 |
||
2453 | mario79 | 555 | .new_line: |
556 | mov ecx, [putimg.real_sx] |
||
557 | ;-------------------------------------- |
||
558 | align 4 |
||
559 | .new_x: |
||
560 | push [putimg.edi] |
||
561 | mov eax, [putimg.ebp+4] |
||
562 | call eax |
||
563 | cmp [ebp], bl |
||
564 | jne .skip |
||
565 | ;-------------------------------------- |
||
566 | push ecx |
||
567 | |||
568 | neg ecx |
||
569 | add ecx, [putimg.real_sx_and_abs_cx + 4] |
||
570 | shl ecx, 16 |
||
571 | add ecx, [putimg.real_sy_and_abs_cy + 4] |
||
572 | sub ecx, edi |
||
573 | |||
574 | ; check mouse area for putpixel |
||
575 | call check_mouse_area_for_putpixel |
||
576 | pop ecx |
||
577 | ; store to real LFB |
||
578 | mov [LFB_BASE+edx], eax |
||
579 | ;-------------------------------------- |
||
580 | align 4 |
||
581 | .skip: |
||
582 | add edx, 4 |
||
583 | inc ebp |
||
584 | dec ecx |
||
585 | jnz .new_x |
||
586 | |||
587 | add esi, [putimg.line_increment] |
||
588 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
||
589 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
||
590 | |||
591 | cmp [putimg.ebp], putimage_get1bpp |
||
592 | jz .correct |
||
593 | cmp [putimg.ebp], putimage_get2bpp |
||
594 | jz .correct |
||
595 | cmp [putimg.ebp], putimage_get4bpp |
||
596 | jnz @f |
||
597 | ;-------------------------------------- |
||
598 | align 4 |
||
599 | .correct: |
||
600 | mov eax, [putimg.edi] |
||
601 | mov byte [eax], 80h |
||
602 | ;-------------------------------------- |
||
603 | align 4 |
||
604 | @@: |
||
605 | dec edi |
||
606 | jnz .new_line |
||
607 | jmp put_image_end_32.finish |
||
608 | ;------------------------------------------------------------------------------ |
||
609 | align 4 |
||
2435 | mario79 | 610 | put_image_end_32_new: |
611 | ;-------------------------------------- |
||
612 | align 4 |
||
613 | .new_line: |
||
614 | mov ecx, [putimg.real_sx] |
||
615 | ;-------------------------------------- |
||
616 | align 4 |
||
617 | .new_x: |
||
618 | push [putimg.edi] |
||
619 | mov eax, [putimg.ebp+4] |
||
620 | call eax |
||
621 | cmp [ebp], bl |
||
622 | jne .skip |
||
623 | ;-------------------------------------- |
||
624 | push ecx |
||
625 | mov ecx, [putimg.real_sy_and_abs_cy + 4] |
||
626 | sub ecx, edi |
||
627 | ;-------------------------------------- |
||
628 | ; check for Y |
||
629 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
630 | jb .no_mouse_area |
||
631 | |||
632 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
||
633 | jae .no_mouse_area |
||
634 | |||
635 | rol ecx, 16 |
||
636 | add ecx, [putimg.real_sx_and_abs_cx + 4] |
||
637 | sub ecx, [esp] |
||
638 | ;-------------------------------------- |
||
639 | ; check for X |
||
640 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
641 | jb .no_mouse_area |
||
642 | |||
643 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
644 | jae .no_mouse_area |
||
645 | ;-------------------------------------- |
||
646 | ; check mouse area for putpixel |
||
647 | call check_mouse_area_for_putpixel_new.1 |
||
648 | ;-------------------------------------- |
||
649 | align 4 |
||
650 | .no_mouse_area: |
||
651 | pop ecx |
||
652 | ; store to real LFB |
||
653 | mov [LFB_BASE+edx], eax |
||
654 | ;-------------------------------------- |
||
655 | align 4 |
||
656 | .skip: |
||
657 | add edx, 4 |
||
658 | inc ebp |
||
659 | dec ecx |
||
660 | jnz .new_x |
||
661 | |||
662 | add esi, [putimg.line_increment] |
||
663 | add edx, [putimg.screen_newline];[BytesPerScanLine] |
||
664 | add ebp, [putimg.winmap_newline];[Screen_Max_X] |
||
665 | |||
666 | cmp [putimg.ebp], putimage_get1bpp |
||
667 | jz .correct |
||
668 | cmp [putimg.ebp], putimage_get2bpp |
||
669 | jz .correct |
||
670 | cmp [putimg.ebp], putimage_get4bpp |
||
671 | jnz @f |
||
672 | ;-------------------------------------- |
||
673 | align 4 |
||
674 | .correct: |
||
675 | mov eax, [putimg.edi] |
||
676 | mov byte [eax], 80h |
||
677 | ;-------------------------------------- |
||
678 | align 4 |
||
679 | @@: |
||
680 | dec edi |
||
681 | jnz .new_line |
||
682 | jmp put_image_end_32.finish |
||
2430 | mario79 | 683 | ;------------------------------------------------------------------------------ |
2288 | clevermous | 684 | align 4 |
685 | __sys_putpixel: |
||
686 | |||
687 | ; eax = x coordinate |
||
688 | ; ebx = y coordinate |
||
689 | ; ecx = ?? RR GG BB ; 0x01000000 negation |
||
2423 | mario79 | 690 | ; 0x02000000 used for draw_rectangle without top line |
691 | ; for example drawwindow_III and drawwindow_IV |
||
2288 | clevermous | 692 | ; edi = 0x00000001 force |
693 | |||
694 | ;;; mov [novesachecksum], dword 0 |
||
695 | pushad |
||
696 | cmp [Screen_Max_X], eax |
||
697 | jb .exit |
||
698 | cmp [Screen_Max_Y], ebx |
||
699 | jb .exit |
||
700 | test edi, 1 ; force ? |
||
701 | jnz .forced |
||
702 | |||
703 | ; not forced: |
||
2438 | mario79 | 704 | mov edx, [d_width_calc_area + ebx*4] |
705 | add edx, [_WinMapAddress] |
||
2288 | clevermous | 706 | movzx edx, byte [eax+edx] |
707 | cmp edx, [CURRENT_TASK] |
||
708 | jne .exit |
||
2430 | mario79 | 709 | ;-------------------------------------- |
710 | align 4 |
||
2288 | clevermous | 711 | .forced: |
712 | ; check if negation |
||
713 | test ecx, 0x01000000 |
||
714 | jz .noneg |
||
2430 | mario79 | 715 | |
2288 | clevermous | 716 | call getpixel |
717 | not ecx |
||
2430 | mario79 | 718 | |
719 | rol ecx, 8 |
||
720 | mov cl, [esp+32-8+3] |
||
721 | ror ecx, 8 |
||
2288 | clevermous | 722 | mov [esp+32-8], ecx |
2430 | mario79 | 723 | ;-------------------------------------- |
724 | align 4 |
||
2288 | clevermous | 725 | .noneg: |
726 | ; OK to set pixel |
||
727 | call dword [PUTPIXEL]; call the real put_pixel function |
||
2430 | mario79 | 728 | ;-------------------------------------- |
729 | align 4 |
||
2288 | clevermous | 730 | .exit: |
731 | popad |
||
732 | ret |
||
2430 | mario79 | 733 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 734 | align 4 |
735 | Vesa20_putpixel24: |
||
736 | ; eax = x |
||
737 | ; ebx = y |
||
2430 | mario79 | 738 | mov ecx, eax |
739 | shl ecx, 16 |
||
740 | mov cx, bx |
||
741 | |||
2446 | mario79 | 742 | ; imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
743 | mov ebx, [d_width_calc_area + ebx*4] |
||
744 | lea ebx, [ebx + ebx*2] |
||
745 | |||
2288 | clevermous | 746 | lea edi, [eax+eax*2]; edi = x*3 |
747 | mov eax, [esp+32-8+4] |
||
2430 | mario79 | 748 | ;-------------------------------------- |
2448 | mario79 | 749 | ; check for hardware cursor |
750 | cmp [_display.select_cursor], 0 |
||
751 | jne @f |
||
2430 | mario79 | 752 | ; check mouse area for putpixel |
753 | test eax, 0x04000000 |
||
754 | jnz @f |
||
2436 | mario79 | 755 | call check_mouse_area_for_putpixel |
2430 | mario79 | 756 | ;-------------------------------------- |
757 | align 4 |
||
758 | @@: |
||
759 | ; store to real LFB |
||
2288 | clevermous | 760 | mov [LFB_BASE+ebx+edi], ax |
761 | shr eax, 16 |
||
762 | mov [LFB_BASE+ebx+edi+2], al |
||
2436 | mario79 | 763 | ret |
764 | ;----------------------------------------------------------------------------- |
||
765 | align 4 |
||
766 | Vesa20_putpixel24_new: |
||
767 | ; eax = x |
||
768 | ; ebx = y |
||
769 | mov ecx, eax |
||
770 | shl ecx, 16 |
||
771 | mov cx, bx |
||
772 | |||
2446 | mario79 | 773 | ; imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
774 | mov ebx, [d_width_calc_area + ebx*4] |
||
775 | lea ebx, [ebx + ebx*2] |
||
776 | |||
2436 | mario79 | 777 | lea edi, [eax+eax*2]; edi = x*3 |
778 | mov eax, [esp+32-8+4] |
||
2430 | mario79 | 779 | ;-------------------------------------- |
2448 | mario79 | 780 | ; check for hardware cursor |
781 | cmp [_display.select_cursor], select_cursor |
||
782 | jne @f |
||
2436 | mario79 | 783 | ; check mouse area for putpixel |
784 | test eax, 0x04000000 |
||
785 | jnz @f |
||
786 | ;-------------------------------------- |
||
787 | ; check for Y |
||
788 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
789 | jb @f |
||
790 | |||
791 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
||
792 | jae @f |
||
793 | |||
794 | rol ecx, 16 |
||
795 | ;-------------------------------------- |
||
796 | ; check for X |
||
797 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
798 | jb @f |
||
799 | |||
800 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
801 | jae @f |
||
802 | |||
803 | call check_mouse_area_for_putpixel_new.1 |
||
804 | ;-------------------------------------- |
||
805 | align 4 |
||
806 | @@: |
||
807 | ; store to real LFB |
||
808 | mov [LFB_BASE+ebx+edi], ax |
||
809 | shr eax, 16 |
||
810 | mov [LFB_BASE+ebx+edi+2], al |
||
2288 | clevermous | 811 | ret |
2430 | mario79 | 812 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 813 | align 4 |
814 | Vesa20_putpixel32: |
||
815 | ; eax = x |
||
816 | ; ebx = y |
||
2430 | mario79 | 817 | mov ecx, eax |
818 | shl ecx, 16 |
||
819 | mov cx, bx |
||
820 | |||
2446 | mario79 | 821 | ; imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
822 | mov ebx, [d_width_calc_area + ebx*4] |
||
823 | shl ebx, 2 |
||
824 | |||
2288 | clevermous | 825 | lea edi, [ebx+eax*4]; edi = x*4+(y*y multiplier) |
826 | mov eax, [esp+32-8+4]; eax = color |
||
2430 | mario79 | 827 | ;-------------------------------------- |
2448 | mario79 | 828 | ; check for hardware cursor |
829 | cmp [_display.select_cursor], 0 |
||
830 | jne @f |
||
2430 | mario79 | 831 | ; check mouse area for putpixel |
832 | test eax, 0x04000000 |
||
833 | jnz @f |
||
2436 | mario79 | 834 | call check_mouse_area_for_putpixel |
2430 | mario79 | 835 | ;-------------------------------------- |
836 | align 4 |
||
837 | @@: |
||
838 | and eax, 0xffffff |
||
839 | ; store to real LFB |
||
2288 | clevermous | 840 | mov [LFB_BASE+edi], eax |
2436 | mario79 | 841 | ret |
842 | ;----------------------------------------------------------------------------- |
||
843 | align 4 |
||
844 | Vesa20_putpixel32_new: |
||
845 | ; eax = x |
||
846 | ; ebx = y |
||
847 | mov ecx, eax |
||
848 | shl ecx, 16 |
||
849 | mov cx, bx |
||
850 | |||
2446 | mario79 | 851 | ; imul ebx, [BytesPerScanLine] ; ebx = y * y multiplier |
852 | mov ebx, [d_width_calc_area + ebx*4] |
||
853 | shl ebx, 2 |
||
854 | |||
2436 | mario79 | 855 | lea edi, [ebx+eax*4]; edi = x*4+(y*y multiplier) |
856 | mov eax, [esp+32-8+4]; eax = color |
||
2430 | mario79 | 857 | ;-------------------------------------- |
2448 | mario79 | 858 | ; check for hardware cursor |
859 | cmp [_display.select_cursor], select_cursor |
||
860 | jne @f |
||
2436 | mario79 | 861 | ; check mouse area for putpixel |
862 | test eax, 0x04000000 |
||
863 | jnz @f |
||
864 | ;-------------------------------------- |
||
865 | ; check for Y |
||
866 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
867 | jb @f |
||
868 | |||
869 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
||
870 | jae @f |
||
871 | |||
872 | rol ecx, 16 |
||
873 | ;-------------------------------------- |
||
874 | ; check for X |
||
875 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
876 | jb @f |
||
877 | |||
878 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
879 | jae @f |
||
880 | |||
881 | call check_mouse_area_for_putpixel_new.1 |
||
882 | ;-------------------------------------- |
||
883 | align 4 |
||
884 | @@: |
||
885 | and eax, 0xffffff |
||
886 | ; store to real LFB |
||
887 | mov [LFB_BASE+edi], eax |
||
2288 | clevermous | 888 | ret |
2430 | mario79 | 889 | ;----------------------------------------------------------------------------- |
890 | align 4 |
||
2288 | clevermous | 891 | calculate_edi: |
2446 | mario79 | 892 | ; mov edi, ebx |
893 | ; imul edi, [Screen_Max_X] |
||
894 | ; add edi, ebx |
||
895 | mov edi, [d_width_calc_area + ebx*4] |
||
2288 | clevermous | 896 | add edi, eax |
897 | ret |
||
2430 | mario79 | 898 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 899 | ; DRAWLINE |
2430 | mario79 | 900 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 901 | align 4 |
902 | __sys_draw_line: |
||
903 | ; draw a line |
||
904 | ; eax = HIWORD = x1 |
||
905 | ; LOWORD = x2 |
||
906 | ; ebx = HIWORD = y1 |
||
907 | ; LOWORD = y2 |
||
908 | ; ecx = color |
||
909 | ; edi = force ? |
||
910 | pusha |
||
911 | |||
912 | dl_x1 equ esp+20 |
||
913 | dl_y1 equ esp+16 |
||
914 | dl_x2 equ esp+12 |
||
915 | dl_y2 equ esp+8 |
||
916 | dl_dx equ esp+4 |
||
917 | dl_dy equ esp+0 |
||
918 | |||
919 | xor edx, edx ; clear edx |
||
920 | xor esi, esi ; unpack arguments |
||
921 | xor ebp, ebp |
||
922 | mov si, ax ; esi = x2 |
||
923 | mov bp, bx ; ebp = y2 |
||
924 | shr eax, 16 ; eax = x1 |
||
925 | shr ebx, 16 ; ebx = y1 |
||
926 | push eax ; save x1 |
||
927 | push ebx ; save y1 |
||
928 | push esi ; save x2 |
||
929 | push ebp ; save y2 |
||
930 | ; checking x-axis... |
||
931 | sub esi, eax ; esi = x2-x1 |
||
932 | push esi ; save y2-y1 |
||
933 | jl .x2lx1 ; is x2 less than x1 ? |
||
934 | jg .no_vline ; x1 > x2 ? |
||
935 | mov edx, ebp ; else (if x1=x2) |
||
936 | call vline |
||
937 | push edx ; necessary to rightly restore stack frame at .exit |
||
938 | jmp .exit |
||
2430 | mario79 | 939 | ;-------------------------------------- |
940 | align 4 |
||
2288 | clevermous | 941 | .x2lx1: |
942 | neg esi ; get esi absolute value |
||
2430 | mario79 | 943 | ;-------------------------------------- |
944 | align 4 |
||
2288 | clevermous | 945 | .no_vline: |
946 | ; checking y-axis... |
||
947 | sub ebp, ebx ; ebp = y2-y1 |
||
948 | push ebp ; save y2-y1 |
||
949 | jl .y2ly1 ; is y2 less than y1 ? |
||
950 | jg .no_hline ; y1 > y2 ? |
||
951 | mov edx, [dl_x2]; else (if y1=y2) |
||
952 | call hline |
||
953 | jmp .exit |
||
2430 | mario79 | 954 | ;-------------------------------------- |
955 | align 4 |
||
2288 | clevermous | 956 | .y2ly1: |
957 | neg ebp ; get ebp absolute value |
||
2430 | mario79 | 958 | ;-------------------------------------- |
959 | align 4 |
||
2288 | clevermous | 960 | .no_hline: |
961 | cmp ebp, esi |
||
962 | jle .x_rules ; |y2-y1| < |x2-x1| ? |
||
963 | cmp [dl_y2], ebx; make sure y1 is at the begining |
||
964 | jge .no_reverse1 |
||
965 | neg dword [dl_dx] |
||
966 | mov edx, [dl_x2] |
||
967 | mov [dl_x2], eax |
||
968 | mov [dl_x1], edx |
||
969 | mov edx, [dl_y2] |
||
970 | mov [dl_y2], ebx |
||
971 | mov [dl_y1], edx |
||
2430 | mario79 | 972 | ;-------------------------------------- |
973 | align 4 |
||
2288 | clevermous | 974 | .no_reverse1: |
975 | mov eax, [dl_dx] |
||
976 | cdq ; extend eax sing to edx |
||
977 | shl eax, 16 ; using 16bit fix-point maths |
||
978 | idiv ebp ; eax = ((x2-x1)*65536)/(y2-y1) |
||
2353 | mario79 | 979 | ;-------------------------------------- |
980 | ; correction for the remainder of the division |
||
981 | shl edx, 1 |
||
982 | cmp ebp, edx |
||
983 | jb @f |
||
984 | inc eax |
||
2430 | mario79 | 985 | ;-------------------------------------- |
986 | align 4 |
||
2353 | mario79 | 987 | @@: |
988 | ;-------------------------------------- |
||
2288 | clevermous | 989 | mov edx, ebp ; edx = counter (number of pixels to draw) |
990 | mov ebp, 1 *65536; <<16 ; ebp = dy = 1.0 |
||
991 | mov esi, eax ; esi = dx |
||
992 | jmp .y_rules |
||
2430 | mario79 | 993 | ;-------------------------------------- |
994 | align 4 |
||
2288 | clevermous | 995 | .x_rules: |
996 | cmp [dl_x2], eax ; make sure x1 is at the begining |
||
997 | jge .no_reverse2 |
||
998 | neg dword [dl_dy] |
||
999 | mov edx, [dl_x2] |
||
1000 | mov [dl_x2], eax |
||
1001 | mov [dl_x1], edx |
||
1002 | mov edx, [dl_y2] |
||
1003 | mov [dl_y2], ebx |
||
1004 | mov [dl_y1], edx |
||
2430 | mario79 | 1005 | ;-------------------------------------- |
1006 | align 4 |
||
2288 | clevermous | 1007 | .no_reverse2: |
1008 | xor edx, edx |
||
1009 | mov eax, [dl_dy] |
||
1010 | cdq ; extend eax sing to edx |
||
1011 | shl eax, 16 ; using 16bit fix-point maths |
||
1012 | idiv esi ; eax = ((y2-y1)*65536)/(x2-x1) |
||
2353 | mario79 | 1013 | ;-------------------------------------- |
1014 | ; correction for the remainder of the division |
||
1015 | shl edx, 1 |
||
1016 | cmp esi, edx |
||
1017 | jb @f |
||
1018 | inc eax |
||
2430 | mario79 | 1019 | ;-------------------------------------- |
1020 | align 4 |
||
2353 | mario79 | 1021 | @@: |
1022 | ;-------------------------------------- |
||
2288 | clevermous | 1023 | mov edx, esi ; edx = counter (number of pixels to draw) |
1024 | mov esi, 1 *65536;<< 16 ; esi = dx = 1.0 |
||
1025 | mov ebp, eax ; ebp = dy |
||
2430 | mario79 | 1026 | ;-------------------------------------- |
1027 | align 4 |
||
2288 | clevermous | 1028 | .y_rules: |
1029 | mov eax, [dl_x1] |
||
1030 | mov ebx, [dl_y1] |
||
1031 | shl eax, 16 |
||
1032 | shl ebx, 16 |
||
2455 | mario79 | 1033 | |
1034 | and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
||
2353 | mario79 | 1035 | ;----------------------------------------------------------------------------- |
2288 | clevermous | 1036 | align 4 |
1037 | .draw: |
||
1038 | push eax ebx |
||
2353 | mario79 | 1039 | ;-------------------------------------- |
1040 | ; correction for the remainder of the division |
||
1041 | test ah, 0x80 |
||
1042 | jz @f |
||
1043 | add eax, 1 shl 16 |
||
2430 | mario79 | 1044 | ;-------------------------------------- |
1045 | align 4 |
||
2353 | mario79 | 1046 | @@: |
1047 | ;-------------------------------------- |
||
2288 | clevermous | 1048 | shr eax, 16 |
2353 | mario79 | 1049 | ;-------------------------------------- |
1050 | ; correction for the remainder of the division |
||
1051 | test bh, 0x80 |
||
1052 | jz @f |
||
1053 | add ebx, 1 shl 16 |
||
2430 | mario79 | 1054 | ;-------------------------------------- |
1055 | align 4 |
||
2353 | mario79 | 1056 | @@: |
1057 | ;-------------------------------------- |
||
2288 | clevermous | 1058 | shr ebx, 16 |
2455 | mario79 | 1059 | ; and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
2453 | mario79 | 1060 | ; call [putpixel] |
1061 | call __sys_putpixel |
||
2288 | clevermous | 1062 | pop ebx eax |
1063 | add ebx, ebp ; y = y+dy |
||
1064 | add eax, esi ; x = x+dx |
||
1065 | dec edx |
||
1066 | jnz .draw |
||
1067 | ; force last drawn pixel to be at (x2,y2) |
||
1068 | mov eax, [dl_x2] |
||
1069 | mov ebx, [dl_y2] |
||
2455 | mario79 | 1070 | ; and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
2453 | mario79 | 1071 | ; call [putpixel] |
1072 | call __sys_putpixel |
||
2430 | mario79 | 1073 | ;-------------------------------------- |
1074 | align 4 |
||
2288 | clevermous | 1075 | .exit: |
1076 | add esp, 6*4 |
||
1077 | popa |
||
2430 | mario79 | 1078 | ; call [draw_pointer] |
2288 | clevermous | 1079 | ret |
2430 | mario79 | 1080 | ;------------------------------------------------------------------------------ |
1081 | align 4 |
||
2288 | clevermous | 1082 | hline: |
1083 | ; draw an horizontal line |
||
1084 | ; eax = x1 |
||
1085 | ; edx = x2 |
||
1086 | ; ebx = y |
||
1087 | ; ecx = color |
||
1088 | ; edi = force ? |
||
1089 | push eax edx |
||
1090 | cmp edx, eax ; make sure x2 is above x1 |
||
1091 | jge @f |
||
1092 | xchg eax, edx |
||
2430 | mario79 | 1093 | ;-------------------------------------- |
1094 | align 4 |
||
2288 | clevermous | 1095 | @@: |
2430 | mario79 | 1096 | and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
2455 | mario79 | 1097 | ;-------------------------------------- |
1098 | align 4 |
||
1099 | @@: |
||
2453 | mario79 | 1100 | ; call [putpixel] |
1101 | call __sys_putpixel |
||
2288 | clevermous | 1102 | inc eax |
1103 | cmp eax, edx |
||
1104 | jle @b |
||
1105 | pop edx eax |
||
1106 | ret |
||
2430 | mario79 | 1107 | ;------------------------------------------------------------------------------ |
1108 | align 4 |
||
2288 | clevermous | 1109 | vline: |
1110 | ; draw a vertical line |
||
1111 | ; eax = x |
||
1112 | ; ebx = y1 |
||
1113 | ; edx = y2 |
||
1114 | ; ecx = color |
||
1115 | ; edi = force ? |
||
1116 | push ebx edx |
||
1117 | cmp edx, ebx ; make sure y2 is above y1 |
||
1118 | jge @f |
||
1119 | xchg ebx, edx |
||
2430 | mario79 | 1120 | ;-------------------------------------- |
1121 | align 4 |
||
2288 | clevermous | 1122 | @@: |
2430 | mario79 | 1123 | and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area |
2455 | mario79 | 1124 | ;-------------------------------------- |
1125 | align 4 |
||
1126 | @@: |
||
2453 | mario79 | 1127 | ; call [putpixel] |
1128 | call __sys_putpixel |
||
2288 | clevermous | 1129 | inc ebx |
1130 | cmp ebx, edx |
||
1131 | jle @b |
||
1132 | pop edx ebx |
||
1133 | ret |
||
2430 | mario79 | 1134 | ;------------------------------------------------------------------------------ |
1135 | align 4 |
||
2288 | clevermous | 1136 | virtual at esp |
1137 | drbar: |
||
1138 | .bar_sx dd ? |
||
1139 | .bar_sy dd ? |
||
1140 | .bar_cx dd ? |
||
1141 | .bar_cy dd ? |
||
1142 | .abs_cx dd ? |
||
1143 | .abs_cy dd ? |
||
1144 | .real_sx dd ? |
||
1145 | .real_sy dd ? |
||
1146 | .color dd ? |
||
1147 | .line_inc_scr dd ? |
||
1148 | .line_inc_map dd ? |
||
2430 | mario79 | 1149 | .real_sx_and_abs_cx dd ? |
1150 | .real_sy_and_abs_cy dd ? |
||
1151 | .stack_data = 4*13 |
||
2288 | clevermous | 1152 | end virtual |
2430 | mario79 | 1153 | ;-------------------------------------- |
2288 | clevermous | 1154 | align 4 |
1155 | ; eax cx |
||
1156 | ; ebx cy |
||
1157 | ; ecx xe |
||
1158 | ; edx ye |
||
1159 | ; edi color |
||
1160 | vesa20_drawbar: |
||
1161 | pushad |
||
1162 | sub esp, drbar.stack_data |
||
1163 | mov [drbar.color], edi |
||
1164 | sub edx, ebx |
||
1165 | jle .exit ;// mike.dld, 2005-01-29 |
||
1166 | sub ecx, eax |
||
1167 | jle .exit ;// mike.dld, 2005-01-29 |
||
1168 | mov [drbar.bar_sy], edx |
||
1169 | mov [drbar.bar_sx], ecx |
||
1170 | mov [drbar.bar_cx], eax |
||
1171 | mov [drbar.bar_cy], ebx |
||
1172 | mov edi, [TASK_BASE] |
||
1173 | add eax, [edi-twdw + WDATA.box.left]; win_cx |
||
1174 | add ebx, [edi-twdw + WDATA.box.top]; win_cy |
||
1175 | mov [drbar.abs_cx], eax |
||
1176 | mov [drbar.abs_cy], ebx |
||
1177 | ; real_sx = MIN(wnd_sx-bar_cx, bar_sx); |
||
1178 | mov ebx, [edi-twdw + WDATA.box.width]; ebx = wnd_sx |
||
1179 | ; \begin{diamond}[20.08.2006] |
||
1180 | ; note that WDATA.box.width is one pixel less than real window x-size |
||
1181 | inc ebx |
||
1182 | ; \end{diamond}[20.08.2006] |
||
1183 | sub ebx, [drbar.bar_cx] |
||
1184 | ja @f |
||
2430 | mario79 | 1185 | ;-------------------------------------- |
1186 | align 4 |
||
2288 | clevermous | 1187 | .exit: ;// mike.dld, 2005-01-29 |
1188 | add esp, drbar.stack_data |
||
1189 | popad |
||
1190 | xor eax, eax |
||
1191 | inc eax |
||
1192 | ret |
||
2430 | mario79 | 1193 | ;-------------------------------------- |
1194 | align 4 |
||
2288 | clevermous | 1195 | @@: |
1196 | cmp ebx, [drbar.bar_sx] |
||
1197 | jbe .end_x |
||
1198 | mov ebx, [drbar.bar_sx] |
||
2430 | mario79 | 1199 | ;-------------------------------------- |
1200 | align 4 |
||
2288 | clevermous | 1201 | .end_x: |
1202 | mov [drbar.real_sx], ebx |
||
1203 | ; real_sy = MIN(wnd_sy-bar_cy, bar_sy); |
||
1204 | mov ebx, [edi-twdw + WDATA.box.height]; ebx = wnd_sy |
||
1205 | ; \begin{diamond}[20.08.2006] |
||
1206 | inc ebx |
||
1207 | ; \end{diamond} |
||
1208 | sub ebx, [drbar.bar_cy] |
||
1209 | ja @f |
||
1210 | add esp, drbar.stack_data |
||
1211 | popad |
||
1212 | xor eax, eax |
||
1213 | inc eax |
||
1214 | ret |
||
2430 | mario79 | 1215 | ;-------------------------------------- |
1216 | align 4 |
||
2288 | clevermous | 1217 | @@: |
1218 | cmp ebx, [drbar.bar_sy] |
||
1219 | jbe .end_y |
||
1220 | mov ebx, [drbar.bar_sy] |
||
2430 | mario79 | 1221 | ;-------------------------------------- |
1222 | align 4 |
||
2288 | clevermous | 1223 | .end_y: |
1224 | mov [drbar.real_sy], ebx |
||
1225 | ; line_inc_map |
||
1226 | mov eax, [Screen_Max_X] |
||
1227 | sub eax, [drbar.real_sx] |
||
1228 | inc eax |
||
1229 | mov [drbar.line_inc_map], eax |
||
1230 | ; line_inc_scr |
||
1231 | mov eax, [drbar.real_sx] |
||
1232 | movzx ebx, byte [ScreenBPP] |
||
1233 | shr ebx, 3 |
||
1234 | imul eax, ebx |
||
1235 | neg eax |
||
1236 | add eax, [BytesPerScanLine] |
||
1237 | mov [drbar.line_inc_scr], eax |
||
1238 | ; pointer to screen |
||
1239 | mov edx, [drbar.abs_cy] |
||
2446 | mario79 | 1240 | ; imul edx, [BytesPerScanLine] |
1241 | |||
1242 | mov edx, [d_width_calc_area + edx*4] |
||
1243 | cmp bl, 4 |
||
1244 | je .32 |
||
1245 | lea edx, [edx+edx*2] |
||
1246 | jmp @f |
||
1247 | ;------------------------------------- |
||
1248 | align 4 |
||
1249 | .32: |
||
1250 | shl edx, 2 |
||
1251 | ;------------------------------------- |
||
1252 | align 4 |
||
1253 | @@: |
||
2288 | clevermous | 1254 | mov eax, [drbar.abs_cx] |
1255 | imul eax, ebx |
||
1256 | add edx, eax |
||
1257 | ; pointer to pixel map |
||
1258 | mov eax, [drbar.abs_cy] |
||
2446 | mario79 | 1259 | ; imul eax, [Screen_Max_X] |
1260 | ; add eax, [drbar.abs_cy] |
||
1261 | mov eax, [d_width_calc_area + eax*4] |
||
1262 | |||
2288 | clevermous | 1263 | add eax, [drbar.abs_cx] |
1264 | add eax, [_WinMapAddress] |
||
1265 | xchg eax, ebp |
||
2430 | mario79 | 1266 | ;-------------------------------------- |
1267 | mov ebx, [drbar.real_sx] |
||
1268 | add ebx, [drbar.abs_cx] |
||
1269 | mov [drbar.real_sx_and_abs_cx], ebx |
||
1270 | mov ebx, [drbar.real_sy] |
||
1271 | add ebx, [drbar.abs_cy] |
||
1272 | mov [drbar.real_sy_and_abs_cy], ebx |
||
1273 | |||
1274 | add edx, LFB_BASE |
||
1275 | ;-------------------------------------- |
||
2288 | clevermous | 1276 | ; get process number |
2446 | mario79 | 1277 | mov ebx, [CURRENT_TASK] ; bl - process num |
1278 | mov esi, [drbar.real_sy] |
||
1279 | mov eax, [drbar.color] ; BBGGRR00 |
||
1280 | rol eax, 8 |
||
1281 | mov bh, al ; 0x80 drawing gradient bars |
||
1282 | ror eax, 8 |
||
2288 | clevermous | 1283 | cmp byte [ScreenBPP], 24 |
1284 | jne draw_bar_end_32 |
||
2430 | mario79 | 1285 | ;-------------------------------------- |
1286 | align 4 |
||
2288 | clevermous | 1287 | draw_bar_end_24: |
2446 | mario79 | 1288 | ; eax - color high RRGGBB |
2288 | clevermous | 1289 | ; bl - process num |
1290 | ; ecx - temp |
||
1291 | ; edx - pointer to screen |
||
1292 | ; esi - counter |
||
1293 | ; edi - counter |
||
2453 | mario79 | 1294 | ;-------------------------------------- |
1295 | ; check for hardware cursor |
||
2455 | mario79 | 1296 | mov ecx, [_display.select_cursor] |
1297 | cmp ecx, select_cursor |
||
1298 | je draw_bar_end_24_new |
||
1299 | cmp ecx, 0 |
||
2453 | mario79 | 1300 | je draw_bar_end_24_old |
2430 | mario79 | 1301 | ;-------------------------------------- |
1302 | align 4 |
||
2288 | clevermous | 1303 | .new_y: |
1304 | mov edi, [drbar.real_sx] |
||
2430 | mario79 | 1305 | ;-------------------------------------- |
1306 | align 4 |
||
2288 | clevermous | 1307 | .new_x: |
1308 | cmp byte [ebp], bl |
||
1309 | jne .skip |
||
2430 | mario79 | 1310 | ;-------------------------------------- |
2453 | mario79 | 1311 | ; store to real LFB |
1312 | mov [edx], ax |
||
1313 | shr eax, 16 |
||
1314 | mov [edx + 2], al |
||
1315 | ;-------------------------------------- |
||
1316 | align 4 |
||
1317 | .skip: |
||
1318 | ; add pixel |
||
1319 | add edx, 3 |
||
1320 | inc ebp |
||
1321 | dec edi |
||
1322 | jnz .new_x |
||
1323 | ; add line |
||
1324 | add edx, [drbar.line_inc_scr] |
||
1325 | add ebp, [drbar.line_inc_map] |
||
1326 | ; drawing gradient bars |
||
1327 | test bh, 0x80 |
||
1328 | jz @f |
||
1329 | test al, al |
||
1330 | jz @f |
||
1331 | dec al |
||
1332 | ;-------------------------------------- |
||
1333 | align 4 |
||
1334 | @@: |
||
1335 | dec esi |
||
1336 | jnz .new_y |
||
1337 | ;-------------------------------------- |
||
1338 | align 4 |
||
1339 | .end: |
||
1340 | add esp, drbar.stack_data |
||
1341 | popad |
||
1342 | xor eax, eax |
||
1343 | ret |
||
1344 | ;------------------------------------------------------------------------------ |
||
1345 | align 4 |
||
1346 | draw_bar_end_24_old: |
||
1347 | ;-------------------------------------- |
||
1348 | align 4 |
||
1349 | .new_y: |
||
1350 | mov edi, [drbar.real_sx] |
||
1351 | ;-------------------------------------- |
||
1352 | align 4 |
||
1353 | .new_x: |
||
1354 | cmp byte [ebp], bl |
||
1355 | jne .skip |
||
1356 | ;-------------------------------------- |
||
2446 | mario79 | 1357 | mov ecx, [drbar.real_sx_and_abs_cx] |
2430 | mario79 | 1358 | sub ecx, edi |
1359 | shl ecx, 16 |
||
2446 | mario79 | 1360 | add ecx, [drbar.real_sy_and_abs_cy] |
2430 | mario79 | 1361 | sub ecx, esi |
1362 | ; check mouse area for putpixel |
||
1363 | call check_mouse_area_for_putpixel |
||
1364 | ; store to real LFB |
||
1365 | mov [edx], ax |
||
1366 | shr eax, 16 |
||
1367 | mov [edx + 2], al |
||
2446 | mario79 | 1368 | mov eax, [drbar.color] |
2430 | mario79 | 1369 | ;-------------------------------------- |
1370 | align 4 |
||
2288 | clevermous | 1371 | .skip: |
1372 | ; add pixel |
||
1373 | add edx, 3 |
||
1374 | inc ebp |
||
1375 | dec edi |
||
1376 | jnz .new_x |
||
1377 | ; add line |
||
1378 | add edx, [drbar.line_inc_scr] |
||
1379 | add ebp, [drbar.line_inc_map] |
||
2446 | mario79 | 1380 | ; drawing gradient bars |
1381 | test bh, 0x80 |
||
2288 | clevermous | 1382 | jz @f |
2446 | mario79 | 1383 | test al, al |
2288 | clevermous | 1384 | jz @f |
2446 | mario79 | 1385 | dec al |
2430 | mario79 | 1386 | ;-------------------------------------- |
1387 | align 4 |
||
2288 | clevermous | 1388 | @@: |
1389 | dec esi |
||
1390 | jnz .new_y |
||
2453 | mario79 | 1391 | jmp draw_bar_end_24.end |
1392 | ;------------------------------------------------------------------------------ |
||
2430 | mario79 | 1393 | align 4 |
1394 | draw_bar_end_24_new: |
||
1395 | ;-------------------------------------- |
||
1396 | align 4 |
||
1397 | .new_y: |
||
1398 | mov edi, [drbar.real_sx] |
||
1399 | ;-------------------------------------- |
||
1400 | align 4 |
||
1401 | .new_x: |
||
1402 | cmp byte [ebp], bl |
||
1403 | jne .skip |
||
1404 | ;-------------------------------------- |
||
1405 | mov ecx, [drbar.real_sy_and_abs_cy] |
||
1406 | sub ecx, esi |
||
1407 | ;-------------------------------------- |
||
1408 | ; check for Y |
||
1409 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
1410 | jb .no_mouse_area |
||
2288 | clevermous | 1411 | |
2430 | mario79 | 1412 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
1413 | jae .no_mouse_area |
||
1414 | |||
1415 | rol ecx, 16 |
||
1416 | add ecx, [drbar.real_sx_and_abs_cx] |
||
1417 | sub ecx, edi |
||
1418 | ;-------------------------------------- |
||
1419 | ; check for X |
||
1420 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
1421 | jb .no_mouse_area |
||
1422 | |||
1423 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
1424 | jae .no_mouse_area |
||
1425 | ;-------------------------------------- |
||
1426 | ; check mouse area for putpixel |
||
1427 | call check_mouse_area_for_putpixel_new.1 |
||
1428 | mov [edx], ax |
||
1429 | shr eax, 16 |
||
1430 | mov [edx + 2], al |
||
2446 | mario79 | 1431 | mov eax, [drbar.color] |
2430 | mario79 | 1432 | jmp .skip |
1433 | ; store to real LFB |
||
1434 | ;-------------------------------------- |
||
1435 | align 4 |
||
1436 | .no_mouse_area: |
||
2446 | mario79 | 1437 | mov [edx], ax |
1438 | ror eax, 16 |
||
1439 | mov [edx + 2], al |
||
1440 | rol eax, 16 |
||
2430 | mario79 | 1441 | ;-------------------------------------- |
1442 | align 4 |
||
1443 | .skip: |
||
1444 | ; add pixel |
||
1445 | add edx, 3 |
||
1446 | inc ebp |
||
1447 | dec edi |
||
1448 | jnz .new_x |
||
1449 | ; add line |
||
1450 | add edx, [drbar.line_inc_scr] |
||
1451 | add ebp, [drbar.line_inc_map] |
||
2446 | mario79 | 1452 | ; drawing gradient bars |
1453 | test bh, 0x80 |
||
2430 | mario79 | 1454 | jz @f |
2446 | mario79 | 1455 | test al, al |
2430 | mario79 | 1456 | jz @f |
2446 | mario79 | 1457 | dec al |
2430 | mario79 | 1458 | ;-------------------------------------- |
1459 | align 4 |
||
1460 | @@: |
||
1461 | dec esi |
||
1462 | jnz .new_y |
||
1463 | jmp draw_bar_end_24.end |
||
2453 | mario79 | 1464 | ;------------------------------------------------------------------------------ |
2430 | mario79 | 1465 | align 4 |
2288 | clevermous | 1466 | draw_bar_end_32: |
2446 | mario79 | 1467 | ; eax - color high RRGGBB |
1468 | ; bl - process num |
||
1469 | ; ecx - temp |
||
1470 | ; edx - pointer to screen |
||
1471 | ; esi - counter |
||
1472 | ; edi - counter |
||
2453 | mario79 | 1473 | ;-------------------------------------- |
1474 | ; check for hardware cursor |
||
2455 | mario79 | 1475 | mov ecx, [_display.select_cursor] |
1476 | cmp ecx, select_cursor |
||
1477 | je draw_bar_end_32_new |
||
1478 | cmp ecx, 0 |
||
2453 | mario79 | 1479 | je draw_bar_end_32_old |
2430 | mario79 | 1480 | ;-------------------------------------- |
1481 | align 4 |
||
2288 | clevermous | 1482 | .new_y: |
1483 | mov edi, [drbar.real_sx] |
||
2430 | mario79 | 1484 | ;-------------------------------------- |
1485 | align 4 |
||
2288 | clevermous | 1486 | .new_x: |
1487 | cmp byte [ebp], bl |
||
1488 | jne .skip |
||
2430 | mario79 | 1489 | ;-------------------------------------- |
1490 | ; store to real LFB |
||
1491 | mov [edx], eax |
||
2446 | mario79 | 1492 | mov eax, [drbar.color] |
2430 | mario79 | 1493 | ;-------------------------------------- |
1494 | align 4 |
||
2288 | clevermous | 1495 | .skip: |
1496 | ; add pixel |
||
1497 | add edx, 4 |
||
1498 | inc ebp |
||
1499 | dec edi |
||
1500 | jnz .new_x |
||
1501 | ; add line |
||
1502 | add edx, [drbar.line_inc_scr] |
||
1503 | add ebp, [drbar.line_inc_map] |
||
2446 | mario79 | 1504 | ; drawing gradient bars |
1505 | test bh, 0x80 |
||
2288 | clevermous | 1506 | jz @f |
1507 | test al, al |
||
1508 | jz @f |
||
1509 | dec al |
||
2430 | mario79 | 1510 | ;-------------------------------------- |
1511 | align 4 |
||
2288 | clevermous | 1512 | @@: |
1513 | dec esi |
||
1514 | jnz .new_y |
||
2430 | mario79 | 1515 | ;-------------------------------------- |
1516 | align 4 |
||
1517 | .end: |
||
2288 | clevermous | 1518 | add esp, drbar.stack_data |
1519 | popad |
||
2436 | mario79 | 1520 | cmp [SCR_MODE], dword 0x12 |
1521 | jne @f |
||
2288 | clevermous | 1522 | call VGA_draw_bar |
2436 | mario79 | 1523 | ;-------------------------------------- |
1524 | align 4 |
||
1525 | @@: |
||
2288 | clevermous | 1526 | xor eax, eax |
1527 | mov [EGA_counter], 1 |
||
1528 | ret |
||
2453 | mario79 | 1529 | ;------------------------------------------------------------------------------ |
1530 | align 4 |
||
1531 | draw_bar_end_32_old: |
||
2430 | mario79 | 1532 | ;-------------------------------------- |
1533 | align 4 |
||
2453 | mario79 | 1534 | .new_y: |
1535 | mov edi, [drbar.real_sx] |
||
1536 | ;-------------------------------------- |
||
1537 | align 4 |
||
1538 | .new_x: |
||
1539 | cmp byte [ebp], bl |
||
1540 | jne .skip |
||
1541 | ;-------------------------------------- |
||
1542 | mov ecx, [drbar.real_sx_and_abs_cx] |
||
1543 | sub ecx, edi |
||
1544 | shl ecx, 16 |
||
1545 | add ecx, [drbar.real_sy_and_abs_cy] |
||
1546 | sub ecx, esi |
||
1547 | |||
1548 | ; check mouse area for putpixel |
||
1549 | call check_mouse_area_for_putpixel |
||
1550 | ; store to real LFB |
||
1551 | mov [edx], eax |
||
1552 | mov eax, [drbar.color] |
||
1553 | ;-------------------------------------- |
||
1554 | align 4 |
||
1555 | .skip: |
||
1556 | ; add pixel |
||
1557 | add edx, 4 |
||
1558 | inc ebp |
||
1559 | dec edi |
||
1560 | jnz .new_x |
||
1561 | ; add line |
||
1562 | add edx, [drbar.line_inc_scr] |
||
1563 | add ebp, [drbar.line_inc_map] |
||
1564 | ; drawing gradient bars |
||
1565 | test bh, 0x80 |
||
1566 | jz @f |
||
1567 | test al, al |
||
1568 | jz @f |
||
1569 | dec al |
||
1570 | ;-------------------------------------- |
||
1571 | align 4 |
||
1572 | @@: |
||
1573 | dec esi |
||
1574 | jnz .new_y |
||
1575 | jmp draw_bar_end_32.end |
||
1576 | ;------------------------------------------------------------------------------ |
||
1577 | align 4 |
||
2430 | mario79 | 1578 | draw_bar_end_32_new: |
1579 | ;-------------------------------------- |
||
1580 | align 4 |
||
1581 | .new_y: |
||
1582 | mov edi, [drbar.real_sx] |
||
1583 | ;-------------------------------------- |
||
1584 | align 4 |
||
1585 | .new_x: |
||
1586 | cmp byte [ebp], bl |
||
1587 | jne .skip |
||
1588 | ;-------------------------------------- |
||
1589 | mov ecx, [drbar.real_sy_and_abs_cy] |
||
1590 | sub ecx, esi |
||
1591 | ;-------------------------------------- |
||
1592 | ; check for Y |
||
1593 | cmp cx, [Y_UNDER_subtraction_CUR_hot_y] |
||
1594 | jb .no_mouse_area |
||
2288 | clevermous | 1595 | |
2430 | mario79 | 1596 | cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh] |
1597 | jae .no_mouse_area |
||
1598 | |||
1599 | rol ecx, 16 |
||
1600 | add ecx, [drbar.real_sx_and_abs_cx] |
||
1601 | sub ecx, edi |
||
1602 | ;-------------------------------------- |
||
1603 | ; check for X |
||
1604 | cmp cx, [X_UNDER_subtraction_CUR_hot_x] |
||
1605 | jb .no_mouse_area |
||
1606 | |||
1607 | cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh] |
||
1608 | jae .no_mouse_area |
||
1609 | ;-------------------------------------- |
||
1610 | ; check mouse area for putpixel |
||
1611 | call check_mouse_area_for_putpixel_new.1 |
||
1612 | mov [edx], eax |
||
2446 | mario79 | 1613 | mov eax, [drbar.color] |
2430 | mario79 | 1614 | jmp .skip |
1615 | ; store to real LFB |
||
1616 | ;-------------------------------------- |
||
2288 | clevermous | 1617 | align 4 |
2430 | mario79 | 1618 | .no_mouse_area: |
1619 | mov [edx], eax |
||
1620 | ;-------------------------------------- |
||
1621 | align 4 |
||
1622 | .skip: |
||
1623 | ; add pixel |
||
1624 | add edx, 4 |
||
1625 | inc ebp |
||
1626 | dec edi |
||
1627 | jnz .new_x |
||
1628 | ; add line |
||
1629 | add edx, [drbar.line_inc_scr] |
||
1630 | add ebp, [drbar.line_inc_map] |
||
2446 | mario79 | 1631 | ; drawing gradient bars |
1632 | test bh, 0x80 |
||
2430 | mario79 | 1633 | jz @f |
1634 | test al, al |
||
1635 | jz @f |
||
1636 | dec al |
||
1637 | ;-------------------------------------- |
||
1638 | align 4 |
||
1639 | @@: |
||
1640 | dec esi |
||
1641 | jnz .new_y |
||
1642 | jmp draw_bar_end_32.end |
||
1643 | ;------------------------------------------------------------------------------ |
||
1644 | align 4 |
||
2288 | clevermous | 1645 | vesa20_drawbackground_tiled: |
1646 | pushad |
||
1647 | ; External loop for all y from start to end |
||
1648 | mov ebx, [draw_data+32+RECT.top] ; y start |
||
2430 | mario79 | 1649 | ;-------------------------------------- |
1650 | align 4 |
||
2288 | clevermous | 1651 | dp2: |
1652 | mov ebp, [draw_data+32+RECT.left] ; x start |
||
1653 | ; 1) Calculate pointers in WinMapAddress (does pixel belong to OS thread?) [ebp] |
||
1654 | ; and LFB data (output for our function) [edi] |
||
2446 | mario79 | 1655 | ; mov eax, [BytesPerScanLine] |
1656 | ; mul ebx |
||
1657 | mov eax, [d_width_calc_area + ebx*4] |
||
1658 | cmp [ScreenBPP], byte 32 |
||
1659 | je .32 |
||
1660 | lea eax, [eax+eax*2] |
||
1661 | jmp @f |
||
1662 | ;------------------------------------- |
||
1663 | align 4 |
||
1664 | .32: |
||
1665 | shl eax, 2 |
||
1666 | ;------------------------------------- |
||
1667 | align 4 |
||
1668 | @@: |
||
2288 | clevermous | 1669 | xchg ebp, eax |
1670 | add ebp, eax |
||
1671 | add ebp, eax |
||
1672 | add ebp, eax |
||
1673 | cmp [ScreenBPP], byte 24 ; 24 or 32 bpp ? - x size |
||
1674 | jz @f |
||
1675 | add ebp, eax |
||
2430 | mario79 | 1676 | ;-------------------------------------- |
1677 | align 4 |
||
2288 | clevermous | 1678 | @@: |
1679 | add ebp, LFB_BASE |
||
1680 | ; ebp:=Y*BytesPerScanLine+X*BytesPerPixel+AddrLFB |
||
1681 | call calculate_edi |
||
1682 | xchg edi, ebp |
||
1683 | add ebp, [_WinMapAddress] |
||
1684 | ; Now eax=x, ebx=y, edi->output, ebp=offset in WinMapAddress |
||
1685 | ; 2) Calculate offset in background memory block |
||
1686 | push eax |
||
1687 | xor edx, edx |
||
1688 | mov eax, ebx |
||
1689 | div dword [BgrDataHeight] ; edx := y mod BgrDataHeight |
||
1690 | pop eax |
||
1691 | push eax |
||
1692 | mov ecx, [BgrDataWidth] |
||
1693 | mov esi, edx |
||
1694 | imul esi, ecx ; esi := (y mod BgrDataHeight) * BgrDataWidth |
||
1695 | xor edx, edx |
||
1696 | div ecx ; edx := x mod BgrDataWidth |
||
1697 | sub ecx, edx |
||
1698 | add esi, edx ; esi := (y mod BgrDataHeight)*BgrDataWidth + (x mod BgrDataWidth) |
||
1699 | pop eax |
||
1700 | lea esi, [esi*3] |
||
1701 | add esi, [img_background] |
||
1702 | xor edx, edx |
||
1703 | inc edx |
||
1704 | ; 3) Loop through redraw rectangle and copy background data |
||
1705 | ; Registers meaning: |
||
1706 | ; eax = x, ebx = y (screen coordinates) |
||
1707 | ; ecx = deltax - number of pixels left in current tile block |
||
1708 | ; edx = 1 |
||
1709 | ; esi -> bgr memory, edi -> output |
||
1710 | ; ebp = offset in WinMapAddress |
||
2430 | mario79 | 1711 | ;-------------------------------------- |
1712 | align 4 |
||
2288 | clevermous | 1713 | dp3: |
1714 | cmp [ebp], dl |
||
1715 | jnz nbgp |
||
2430 | mario79 | 1716 | ;-------------------------------------- |
1717 | push eax ecx |
||
1718 | |||
1719 | mov ecx, eax |
||
1720 | shl ecx, 16 |
||
1721 | add ecx, ebx |
||
1722 | |||
1723 | mov eax, [esi] |
||
2448 | mario79 | 1724 | |
1725 | ; check for hardware cursor |
||
2451 | mario79 | 1726 | cmp [_display.select_cursor], select_cursor |
1727 | je @f |
||
2448 | mario79 | 1728 | cmp [_display.select_cursor], 0 |
1729 | jne .no_mouseunder |
||
1730 | ;-------------------------------------- |
||
1731 | align 4 |
||
1732 | @@: |
||
2430 | mario79 | 1733 | and eax, 0xffffff |
1734 | ; check mouse area for putpixel |
||
1735 | call [_display.check_mouse] |
||
2448 | mario79 | 1736 | ;-------------------------------------- |
1737 | align 4 |
||
1738 | .no_mouseunder: |
||
2430 | mario79 | 1739 | ; store to real LFB |
1740 | mov [edi], ax |
||
1741 | shr eax, 16 |
||
1742 | mov [edi+2], al |
||
1743 | |||
1744 | pop ecx eax |
||
1745 | ;-------------------------------------- |
||
1746 | align 4 |
||
2288 | clevermous | 1747 | nbgp: |
1748 | add esi, 3 |
||
1749 | add edi, 3 |
||
2430 | mario79 | 1750 | ;-------------------------------------- |
1751 | align 4 |
||
2288 | clevermous | 1752 | @@: |
1753 | cmp [ScreenBPP], byte 25 ; 24 or 32 bpp? |
||
1754 | sbb edi, -1 ; +1 for 32 bpp |
||
1755 | ; I do not use 'inc eax' because this is slightly slower then 'add eax,1' |
||
1756 | add ebp, edx |
||
1757 | add eax, edx |
||
1758 | cmp eax, [draw_data+32+RECT.right] |
||
1759 | ja dp4 |
||
1760 | sub ecx, edx |
||
1761 | jnz dp3 |
||
1762 | ; next tile block on x-axis |
||
1763 | mov ecx, [BgrDataWidth] |
||
1764 | sub esi, ecx |
||
1765 | sub esi, ecx |
||
1766 | sub esi, ecx |
||
1767 | jmp dp3 |
||
2430 | mario79 | 1768 | ;-------------------------------------- |
1769 | align 4 |
||
2288 | clevermous | 1770 | dp4: |
1771 | ; next scan line |
||
1772 | inc ebx |
||
1773 | cmp ebx, [draw_data+32+RECT.bottom] |
||
1774 | jbe dp2 |
||
1775 | popad |
||
1776 | mov [EGA_counter], 1 |
||
2436 | mario79 | 1777 | cmp [SCR_MODE], dword 0x12 |
1778 | jne @f |
||
2288 | clevermous | 1779 | call VGA_drawbackground |
2436 | mario79 | 1780 | ;-------------------------------------- |
1781 | align 4 |
||
1782 | @@: |
||
2288 | clevermous | 1783 | ret |
2430 | mario79 | 1784 | ;------------------------------------------------------------------------------ |
1785 | align 4 |
||
2288 | clevermous | 1786 | vesa20_drawbackground_stretch: |
1787 | pushad |
||
1788 | ; Helper variables |
||
1789 | ; calculate 2^32*(BgrDataWidth-1) mod (ScreenWidth-1) |
||
1790 | mov eax, [BgrDataWidth] |
||
1791 | dec eax |
||
1792 | xor edx, edx |
||
1793 | div dword [Screen_Max_X] |
||
1794 | push eax ; high |
||
1795 | xor eax, eax |
||
1796 | div dword [Screen_Max_X] |
||
1797 | push eax ; low |
||
1798 | ; the same for height |
||
1799 | mov eax, [BgrDataHeight] |
||
1800 | dec eax |
||
1801 | xor edx, edx |
||
1802 | div dword [Screen_Max_Y] |
||
1803 | push eax ; high |
||
1804 | xor eax, eax |
||
1805 | div dword [Screen_Max_Y] |
||
1806 | push eax ; low |
||
1807 | ; External loop for all y from start to end |
||
1808 | mov ebx, [draw_data+32+RECT.top] ; y start |
||
1809 | mov ebp, [draw_data+32+RECT.left] ; x start |
||
1810 | ; 1) Calculate pointers in WinMapAddress (does pixel belong to OS thread?) [ebp] |
||
1811 | ; and LFB data (output for our function) [edi] |
||
2446 | mario79 | 1812 | ; mov eax, [BytesPerScanLine] |
1813 | ; mul ebx |
||
1814 | mov eax, [d_width_calc_area + ebx*4] |
||
1815 | cmp [ScreenBPP], byte 32 |
||
1816 | je .32 |
||
1817 | lea eax, [eax+eax*2] |
||
1818 | jmp @f |
||
1819 | ;------------------------------------- |
||
1820 | align 4 |
||
1821 | .32: |
||
1822 | shl eax, 2 |
||
1823 | ;------------------------------------- |
||
1824 | align 4 |
||
1825 | @@: |
||
1826 | |||
2288 | clevermous | 1827 | xchg ebp, eax |
1828 | add ebp, eax |
||
1829 | add ebp, eax |
||
1830 | add ebp, eax |
||
1831 | cmp [ScreenBPP], byte 24 ; 24 or 32 bpp ? - x size |
||
1832 | jz @f |
||
1833 | add ebp, eax |
||
2430 | mario79 | 1834 | ;-------------------------------------- |
1835 | align 4 |
||
2288 | clevermous | 1836 | @@: |
1837 | ; ebp:=Y*BytesPerScanLine+X*BytesPerPixel+AddrLFB |
||
1838 | call calculate_edi |
||
1839 | xchg edi, ebp |
||
1840 | ; Now eax=x, ebx=y, edi->output, ebp=offset in WinMapAddress |
||
1841 | push ebx |
||
1842 | push eax |
||
1843 | ; 2) Calculate offset in background memory block |
||
1844 | mov eax, ebx |
||
1845 | imul ebx, dword [esp+12] |
||
1846 | mul dword [esp+8] |
||
1847 | add edx, ebx ; edx:eax = y * 2^32*(BgrDataHeight-1)/(ScreenHeight-1) |
||
1848 | mov esi, edx |
||
1849 | imul esi, [BgrDataWidth] |
||
1850 | push edx |
||
1851 | push eax |
||
1852 | mov eax, [esp+8] |
||
1853 | mul dword [esp+28] |
||
1854 | push eax |
||
1855 | mov eax, [esp+12] |
||
1856 | mul dword [esp+28] |
||
1857 | add [esp], edx |
||
1858 | pop edx ; edx:eax = x * 2^32*(BgrDataWidth-1)/(ScreenWidth-1) |
||
1859 | add esi, edx |
||
1860 | lea esi, [esi*3] |
||
1861 | add esi, [img_background] |
||
1862 | push eax |
||
1863 | push edx |
||
1864 | push esi |
||
1865 | ; 3) Smooth horizontal |
||
2430 | mario79 | 1866 | ;-------------------------------------- |
1867 | align 4 |
||
2288 | clevermous | 1868 | bgr_resmooth0: |
1869 | mov ecx, [esp+8] |
||
1870 | mov edx, [esp+4] |
||
1871 | mov esi, [esp] |
||
1872 | push edi |
||
1873 | mov edi, bgr_cur_line |
||
1874 | call smooth_line |
||
2430 | mario79 | 1875 | ;-------------------------------------- |
1876 | align 4 |
||
2288 | clevermous | 1877 | bgr_resmooth1: |
1878 | mov eax, [esp+16+4] |
||
1879 | inc eax |
||
1880 | cmp eax, [BgrDataHeight] |
||
1881 | jae bgr.no2nd |
||
1882 | mov ecx, [esp+8+4] |
||
1883 | mov edx, [esp+4+4] |
||
1884 | mov esi, [esp+4] |
||
1885 | add esi, [BgrDataWidth] |
||
1886 | add esi, [BgrDataWidth] |
||
1887 | add esi, [BgrDataWidth] |
||
1888 | mov edi, bgr_next_line |
||
1889 | call smooth_line |
||
2430 | mario79 | 1890 | ;-------------------------------------- |
1891 | align 4 |
||
2288 | clevermous | 1892 | bgr.no2nd: |
1893 | pop edi |
||
2430 | mario79 | 1894 | ;-------------------------------------- |
1895 | align 4 |
||
2288 | clevermous | 1896 | sdp3: |
1897 | xor esi, esi |
||
1898 | mov ecx, [esp+12] |
||
1899 | ; 4) Loop through redraw rectangle and copy background data |
||
1900 | ; Registers meaning: |
||
1901 | ; esi = offset in current line, edi -> output |
||
1902 | ; ebp = offset in WinMapAddress |
||
1903 | ; dword [esp] = offset in bgr data |
||
1904 | ; qword [esp+4] = x * 2^32 * (BgrDataWidth-1) / (ScreenWidth-1) |
||
1905 | ; qword [esp+12] = y * 2^32 * (BgrDataHeight-1) / (ScreenHeight-1) |
||
1906 | ; dword [esp+20] = x |
||
1907 | ; dword [esp+24] = y |
||
1908 | ; precalculated constants: |
||
1909 | ; qword [esp+28] = 2^32*(BgrDataHeight-1)/(ScreenHeight-1) |
||
1910 | ; qword [esp+36] = 2^32*(BgrDataWidth-1)/(ScreenWidth-1) |
||
2430 | mario79 | 1911 | ;-------------------------------------- |
1912 | align 4 |
||
2288 | clevermous | 1913 | sdp3a: |
1914 | mov eax, [_WinMapAddress] |
||
1915 | cmp [ebp+eax], byte 1 |
||
1916 | jnz snbgp |
||
1917 | mov eax, [bgr_cur_line+esi] |
||
1918 | test ecx, ecx |
||
1919 | jz .novert |
||
1920 | mov ebx, [bgr_next_line+esi] |
||
1921 | call [overlapping_of_points_ptr] |
||
2430 | mario79 | 1922 | ;-------------------------------------- |
1923 | align 4 |
||
2288 | clevermous | 1924 | .novert: |
2430 | mario79 | 1925 | push ecx |
2448 | mario79 | 1926 | ; check for hardware cursor |
2451 | mario79 | 1927 | cmp [_display.select_cursor], select_cursor |
1928 | jne @f |
||
2448 | mario79 | 1929 | cmp [_display.select_cursor], 0 |
1930 | jne .no_mouseunder |
||
1931 | ;-------------------------------------- |
||
1932 | align 4 |
||
1933 | @@: |
||
2430 | mario79 | 1934 | mov ecx, [esp+20+4] ;x |
1935 | shl ecx, 16 |
||
1936 | add ecx, [esp+24+4] ;y |
||
1937 | ; check mouse area for putpixel |
||
1938 | call [_display.check_mouse] |
||
2448 | mario79 | 1939 | ;-------------------------------------- |
1940 | align 4 |
||
1941 | .no_mouseunder: |
||
2430 | mario79 | 1942 | ; store to real LFB |
2288 | clevermous | 1943 | mov [LFB_BASE+edi], ax |
1944 | shr eax, 16 |
||
1945 | mov [LFB_BASE+edi+2], al |
||
2430 | mario79 | 1946 | pop ecx |
1947 | ;-------------------------------------- |
||
1948 | align 4 |
||
2288 | clevermous | 1949 | snbgp: |
1950 | cmp [ScreenBPP], byte 25 |
||
1951 | sbb edi, -4 |
||
1952 | add ebp, 1 |
||
1953 | mov eax, [esp+20] |
||
1954 | add eax, 1 |
||
1955 | mov [esp+20], eax |
||
1956 | add esi, 4 |
||
1957 | cmp eax, [draw_data+32+RECT.right] |
||
1958 | jbe sdp3a |
||
2430 | mario79 | 1959 | ;-------------------------------------- |
1960 | align 4 |
||
2288 | clevermous | 1961 | sdp4: |
1962 | ; next y |
||
1963 | mov ebx, [esp+24] |
||
1964 | add ebx, 1 |
||
1965 | mov [esp+24], ebx |
||
1966 | cmp ebx, [draw_data+32+RECT.bottom] |
||
1967 | ja sdpdone |
||
1968 | ; advance edi, ebp to next scan line |
||
1969 | sub eax, [draw_data+32+RECT.left] |
||
1970 | sub ebp, eax |
||
1971 | add ebp, [Screen_Max_X] |
||
1972 | add ebp, 1 |
||
1973 | sub edi, eax |
||
1974 | sub edi, eax |
||
1975 | sub edi, eax |
||
1976 | cmp [ScreenBPP], byte 24 |
||
1977 | jz @f |
||
1978 | sub edi, eax |
||
2430 | mario79 | 1979 | ;-------------------------------------- |
1980 | align 4 |
||
2288 | clevermous | 1981 | @@: |
1982 | add edi, [BytesPerScanLine] |
||
1983 | ; restore ecx,edx; advance esi to next background line |
||
1984 | mov eax, [esp+28] |
||
1985 | mov ebx, [esp+32] |
||
1986 | add [esp+12], eax |
||
1987 | mov eax, [esp+16] |
||
1988 | adc [esp+16], ebx |
||
1989 | sub eax, [esp+16] |
||
1990 | mov ebx, eax |
||
1991 | lea eax, [eax*3] |
||
1992 | imul eax, [BgrDataWidth] |
||
1993 | sub [esp], eax |
||
1994 | mov eax, [draw_data+32+RECT.left] |
||
1995 | mov [esp+20], eax |
||
1996 | test ebx, ebx |
||
1997 | jz sdp3 |
||
1998 | cmp ebx, -1 |
||
1999 | jnz bgr_resmooth0 |
||
2000 | push edi |
||
2001 | mov esi, bgr_next_line |
||
2002 | mov edi, bgr_cur_line |
||
2003 | mov ecx, [Screen_Max_X] |
||
2004 | inc ecx |
||
2005 | rep movsd |
||
2006 | jmp bgr_resmooth1 |
||
2430 | mario79 | 2007 | ;-------------------------------------- |
2008 | align 4 |
||
2288 | clevermous | 2009 | sdpdone: |
2010 | add esp, 44 |
||
2011 | popad |
||
2012 | mov [EGA_counter], 1 |
||
2436 | mario79 | 2013 | cmp [SCR_MODE], dword 0x12 |
2014 | jne @f |
||
2288 | clevermous | 2015 | call VGA_drawbackground |
2436 | mario79 | 2016 | ;-------------------------------------- |
2017 | align 4 |
||
2018 | @@: |
||
2288 | clevermous | 2019 | ret |
2020 | |||
2021 | uglobal |
||
2430 | mario79 | 2022 | ;-------------------------------------- |
2288 | clevermous | 2023 | align 4 |
2024 | bgr_cur_line rd 1920 ; maximum width of screen |
||
2025 | bgr_next_line rd 1920 |
||
2430 | mario79 | 2026 | ;-------------------------------------- |
2288 | clevermous | 2027 | endg |
2430 | mario79 | 2028 | ;-------------------------------------- |
2029 | align 4 |
||
2288 | clevermous | 2030 | smooth_line: |
2031 | mov al, [esi+2] |
||
2032 | shl eax, 16 |
||
2033 | mov ax, [esi] |
||
2034 | test ecx, ecx |
||
2035 | jz @f |
||
2036 | mov ebx, [esi+2] |
||
2037 | shr ebx, 8 |
||
2038 | call [overlapping_of_points_ptr] |
||
2430 | mario79 | 2039 | ;-------------------------------------- |
2040 | align 4 |
||
2288 | clevermous | 2041 | @@: |
2042 | stosd |
||
2043 | mov eax, [esp+20+8] |
||
2044 | add eax, 1 |
||
2045 | mov [esp+20+8], eax |
||
2046 | cmp eax, [draw_data+32+RECT.right] |
||
2047 | ja @f |
||
2048 | add ecx, [esp+36+8] |
||
2049 | mov eax, edx |
||
2050 | adc edx, [esp+40+8] |
||
2051 | sub eax, edx |
||
2052 | lea eax, [eax*3] |
||
2053 | sub esi, eax |
||
2054 | jmp smooth_line |
||
2430 | mario79 | 2055 | ;-------------------------------------- |
2056 | align 4 |
||
2288 | clevermous | 2057 | @@: |
2058 | mov eax, [draw_data+32+RECT.left] |
||
2059 | mov [esp+20+8], eax |
||
2060 | ret |
||
2430 | mario79 | 2061 | ;------------------------------------------------------------------------------ |
2288 | clevermous | 2062 | align 16 |
2063 | overlapping_of_points: |
||
2064 | if 0 |
||
2065 | ; this version of procedure works, but is slower than next version |
||
2066 | push ecx edx |
||
2067 | mov edx, eax |
||
2068 | push esi |
||
2069 | shr ecx, 24 |
||
2070 | mov esi, ecx |
||
2071 | mov ecx, ebx |
||
2072 | movzx ebx, dl |
||
2073 | movzx eax, cl |
||
2074 | sub eax, ebx |
||
2075 | movzx ebx, dh |
||
2076 | imul eax, esi |
||
2077 | add dl, ah |
||
2078 | movzx eax, ch |
||
2079 | sub eax, ebx |
||
2080 | imul eax, esi |
||
2081 | add dh, ah |
||
2082 | ror ecx, 16 |
||
2083 | ror edx, 16 |
||
2084 | movzx eax, cl |
||
2085 | movzx ebx, dl |
||
2086 | sub eax, ebx |
||
2087 | imul eax, esi |
||
2088 | pop esi |
||
2089 | add dl, ah |
||
2090 | mov eax, edx |
||
2091 | pop edx |
||
2092 | ror eax, 16 |
||
2093 | pop ecx |
||
2094 | ret |
||
2095 | else |
||
2096 | push ecx edx |
||
2097 | mov edx, eax |
||
2098 | push esi |
||
2099 | shr ecx, 26 |
||
2100 | mov esi, ecx |
||
2101 | mov ecx, ebx |
||
2102 | shl esi, 9 |
||
2103 | movzx ebx, dl |
||
2104 | movzx eax, cl |
||
2105 | sub eax, ebx |
||
2106 | movzx ebx, dh |
||
2107 | add dl, [BgrAuxTable+(eax+0x100)+esi] |
||
2108 | movzx eax, ch |
||
2109 | sub eax, ebx |
||
2110 | add dh, [BgrAuxTable+(eax+0x100)+esi] |
||
2111 | ror ecx, 16 |
||
2112 | ror edx, 16 |
||
2113 | movzx eax, cl |
||
2114 | movzx ebx, dl |
||
2115 | sub eax, ebx |
||
2116 | add dl, [BgrAuxTable+(eax+0x100)+esi] |
||
2117 | pop esi |
||
2118 | mov eax, edx |
||
2119 | pop edx |
||
2120 | ror eax, 16 |
||
2121 | pop ecx |
||
2122 | ret |
||
2123 | end if |
||
2124 | |||
2125 | iglobal |
||
2430 | mario79 | 2126 | ;-------------------------------------- |
2288 | clevermous | 2127 | align 4 |
2128 | overlapping_of_points_ptr dd overlapping_of_points |
||
2430 | mario79 | 2129 | ;-------------------------------------- |
2288 | clevermous | 2130 | endg |
2430 | mario79 | 2131 | ;------------------------------------------------------------------------------ |
2132 | align 4 |
||
2288 | clevermous | 2133 | init_background: |
2134 | mov edi, BgrAuxTable |
||
2135 | xor edx, edx |
||
2430 | mario79 | 2136 | ;-------------------------------------- |
2137 | align 4 |
||
2288 | clevermous | 2138 | .loop2: |
2139 | mov eax, edx |
||
2140 | shl eax, 8 |
||
2141 | neg eax |
||
2142 | mov ecx, 0x200 |
||
2430 | mario79 | 2143 | ;-------------------------------------- |
2144 | align 4 |
||
2288 | clevermous | 2145 | .loop1: |
2146 | mov byte [edi], ah |
||
2147 | inc edi |
||
2148 | add eax, edx |
||
2149 | loop .loop1 |
||
2150 | add dl, 4 |
||
2151 | jnz .loop2 |
||
2152 | test byte [cpu_caps+(CAPS_MMX/8)], 1 shl (CAPS_MMX mod 8) |
||
2153 | jz @f |
||
2154 | mov [overlapping_of_points_ptr], overlapping_of_points_mmx |
||
2430 | mario79 | 2155 | ;-------------------------------------- |
2156 | align 4 |
||
2288 | clevermous | 2157 | @@: |
2158 | ret |
||
2430 | mario79 | 2159 | ;------------------------------------------------------------------------------ |
2288 | clevermous | 2160 | align 16 |
2161 | overlapping_of_points_mmx: |
||
2162 | movd mm0, eax |
||
2163 | movd mm4, eax |
||
2164 | movd mm1, ebx |
||
2165 | pxor mm2, mm2 |
||
2166 | punpcklbw mm0, mm2 |
||
2167 | punpcklbw mm1, mm2 |
||
2168 | psubw mm1, mm0 |
||
2169 | movd mm3, ecx |
||
2170 | psrld mm3, 24 |
||
2171 | packuswb mm3, mm3 |
||
2172 | packuswb mm3, mm3 |
||
2173 | pmullw mm1, mm3 |
||
2174 | psrlw mm1, 8 |
||
2175 | packuswb mm1, mm2 |
||
2176 | paddb mm4, mm1 |
||
2177 | movd eax, mm4 |
||
2178 | ret |
||
2430 | mario79 | 2179 | ;------------------------------------------------------------------------------><>16><16>> |