1 |
|
|
/*************************************************************************** |
2 |
|
|
* Copyright (c) 2024 Microsoft Corporation |
3 |
|
|
* |
4 |
|
|
* This program and the accompanying materials are made available under the |
5 |
|
|
* terms of the MIT License which is available at |
6 |
|
|
* https://opensource.org/licenses/MIT. |
7 |
|
|
* |
8 |
|
|
* SPDX-License-Identifier: MIT |
9 |
|
|
**************************************************************************/ |
10 |
|
|
|
11 |
|
|
|
12 |
|
|
/**************************************************************************/ |
13 |
|
|
/**************************************************************************/ |
14 |
|
|
/** */ |
15 |
|
|
/** GUIX Component */ |
16 |
|
|
/** */ |
17 |
|
|
/** Display Management (Display) */ |
18 |
|
|
/** */ |
19 |
|
|
/**************************************************************************/ |
20 |
|
|
|
21 |
|
|
#define GX_SOURCE_CODE |
22 |
|
|
|
23 |
|
|
|
24 |
|
|
/* Include necessary system files. */ |
25 |
|
|
|
26 |
|
|
#include "gx_api.h" |
27 |
|
|
#include "gx_display.h" |
28 |
|
|
#include "gx_context.h" |
29 |
|
|
#if defined(GX_ARC_DRAWING_SUPPORT) |
30 |
|
|
|
31 |
|
|
#if defined(GX_BRUSH_ALPHA_SUPPORT) |
32 |
|
|
/**************************************************************************/ |
33 |
|
|
/* */ |
34 |
|
|
/* FUNCTION RELEASE */ |
35 |
|
|
/* */ |
36 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_alpha_blend */ |
37 |
|
|
/* PORTABLE C */ |
38 |
|
|
/* 6.1 */ |
39 |
|
|
/* AUTHOR */ |
40 |
|
|
/* */ |
41 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
42 |
|
|
/* */ |
43 |
|
|
/* DESCRIPTION */ |
44 |
|
|
/* */ |
45 |
|
|
/* Internal helper function that handles writing of uncompressed */ |
46 |
|
|
/* pixlemap file with alpha channel with brush alpha. */ |
47 |
|
|
/* */ |
48 |
|
|
/* INPUT */ |
49 |
|
|
/* */ |
50 |
|
|
/* context Drawing context */ |
51 |
|
|
/* xstart x-coord of line left */ |
52 |
|
|
/* xend x-coord of line right */ |
53 |
|
|
/* y y-coord of line top */ |
54 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
55 |
|
|
/* alpha Alpha value */ |
56 |
|
|
/* */ |
57 |
|
|
/* OUTPUT */ |
58 |
|
|
/* */ |
59 |
|
|
/* None */ |
60 |
|
|
/* */ |
61 |
|
|
/* CALLS */ |
62 |
|
|
/* */ |
63 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
64 |
|
|
/* blend function */ |
65 |
|
|
/* */ |
66 |
|
|
/* CALLED BY */ |
67 |
|
|
/* */ |
68 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_draw */ |
69 |
|
|
/* */ |
70 |
|
|
/* RELEASE HISTORY */ |
71 |
|
|
/* */ |
72 |
|
|
/* DATE NAME DESCRIPTION */ |
73 |
|
|
/* */ |
74 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
75 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
76 |
|
|
/* resulting in version 6.1 */ |
77 |
|
|
/* */ |
78 |
|
|
/**************************************************************************/ |
79 |
|
1986 |
static VOID _gx_display_driver_4444argb_horizontal_pixelmap_line_alpha_blend(GX_DRAW_CONTEXT *context, |
80 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info, GX_UBYTE alpha) |
81 |
|
|
{ |
82 |
|
|
INT xval; |
83 |
|
|
INT offset; |
84 |
|
|
INT pic_width; |
85 |
|
|
USHORT color; |
86 |
|
|
GX_CONST USHORT *get; |
87 |
|
|
GX_PIXELMAP *pixelmap; |
88 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
89 |
|
|
|
90 |
|
1986 |
pixelmap = info -> pixelmap; |
91 |
|
1986 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
92 |
|
|
|
93 |
✓✓ |
1986 |
if (blend_func == GX_NULL) |
94 |
|
|
{ |
95 |
|
857 |
return; |
96 |
|
|
} |
97 |
|
1129 |
pic_width = pixelmap -> gx_pixelmap_width; |
98 |
|
|
|
99 |
✓✓✓✓
|
1129 |
if ((info -> draw) && (xstart <= xend)) |
100 |
|
|
{ |
101 |
|
907 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
102 |
|
|
|
103 |
|
|
/*calculate the offset.*/ |
104 |
|
907 |
offset = (info -> x_offset % pic_width); |
105 |
|
|
|
106 |
✓✓ |
119376 |
for (xval = xstart; xval <= xend; xval++) |
107 |
|
|
{ |
108 |
|
|
/*get points to the start postion of this row. So we need to calculate its position.*/ |
109 |
|
118469 |
color = *(get + offset); |
110 |
|
118469 |
offset++; |
111 |
✓✓ |
118469 |
if (color & 0xf000) |
112 |
|
|
{ |
113 |
|
|
/* not transparent */ |
114 |
|
82173 |
blend_func(context, xval, y, color, alpha); |
115 |
|
|
} |
116 |
|
|
|
117 |
✓✓ |
118469 |
if (offset >= pic_width) |
118 |
|
|
{ |
119 |
|
593 |
offset -= pic_width; |
120 |
|
|
} |
121 |
|
|
} |
122 |
|
|
} |
123 |
|
|
|
124 |
|
|
/*This line is drawn. Update the pointer position for next row.*/ |
125 |
|
1129 |
info -> current_pixel_ptr += (UINT)pic_width * sizeof(USHORT); |
126 |
|
|
} |
127 |
|
|
|
128 |
|
|
/**************************************************************************/ |
129 |
|
|
/* */ |
130 |
|
|
/* FUNCTION RELEASE */ |
131 |
|
|
/* */ |
132 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_raw_blend */ |
133 |
|
|
/* PORTABLE C */ |
134 |
|
|
/* 6.1 */ |
135 |
|
|
/* AUTHOR */ |
136 |
|
|
/* */ |
137 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
138 |
|
|
/* */ |
139 |
|
|
/* DESCRIPTION */ |
140 |
|
|
/* */ |
141 |
|
|
/* Internal helper function that handles writing of uncompressed */ |
142 |
|
|
/* pixlemap file with alpha whose value is always 0xf. */ |
143 |
|
|
/* */ |
144 |
|
|
/* INPUT */ |
145 |
|
|
/* */ |
146 |
|
|
/* context Drawing context */ |
147 |
|
|
/* xstart x-coord of line left */ |
148 |
|
|
/* xend x-coord of line end */ |
149 |
|
|
/* y y-coord of line top */ |
150 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
151 |
|
|
/* alpha Alpha value */ |
152 |
|
|
/* */ |
153 |
|
|
/* OUTPUT */ |
154 |
|
|
/* */ |
155 |
|
|
/* None */ |
156 |
|
|
/* */ |
157 |
|
|
/* CALLS */ |
158 |
|
|
/* */ |
159 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
160 |
|
|
/* blend function */ |
161 |
|
|
/* */ |
162 |
|
|
/* CALLED BY */ |
163 |
|
|
/* */ |
164 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_draw */ |
165 |
|
|
/* */ |
166 |
|
|
/* RELEASE HISTORY */ |
167 |
|
|
/* */ |
168 |
|
|
/* DATE NAME DESCRIPTION */ |
169 |
|
|
/* */ |
170 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
171 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
172 |
|
|
/* resulting in version 6.1 */ |
173 |
|
|
/* */ |
174 |
|
|
/**************************************************************************/ |
175 |
|
1996 |
static VOID _gx_display_driver_4444argb_horizontal_pixelmap_line_raw_blend(GX_DRAW_CONTEXT *context, |
176 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info, GX_UBYTE alpha) |
177 |
|
|
{ |
178 |
|
|
INT xval; |
179 |
|
|
INT offset; |
180 |
|
|
INT pic_width; |
181 |
|
|
GX_CONST USHORT *get; |
182 |
|
|
GX_PIXELMAP *pixelmap; |
183 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
184 |
|
|
|
185 |
|
1996 |
pixelmap = info -> pixelmap; |
186 |
|
1996 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
187 |
|
|
|
188 |
✓✓ |
1996 |
if (blend_func == GX_NULL) |
189 |
|
|
{ |
190 |
|
872 |
return; |
191 |
|
|
} |
192 |
|
|
|
193 |
|
1124 |
pic_width = pixelmap -> gx_pixelmap_width; |
194 |
|
1124 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
195 |
|
|
|
196 |
✓✓✓✓
|
1124 |
if ((info -> draw) && (xstart <= xend)) |
197 |
|
|
{ |
198 |
|
|
/* calculate the offset. */ |
199 |
|
877 |
offset = (info -> x_offset % pic_width); |
200 |
|
|
|
201 |
✓✓ |
118031 |
for (xval = xstart; xval <= xend; xval++) |
202 |
|
|
{ |
203 |
|
|
/*get points to the start postion of this row. So we need to calculate its position.*/ |
204 |
|
117154 |
blend_func(context, xval, y, *(get + offset), alpha); |
205 |
|
|
|
206 |
|
117154 |
offset++; |
207 |
✓✓ |
117154 |
if (offset >= pic_width) |
208 |
|
|
{ |
209 |
|
426 |
offset -= pic_width; |
210 |
|
|
} |
211 |
|
|
} |
212 |
|
|
} |
213 |
|
|
|
214 |
|
|
/*This line is drawn. Update the pointer position for next row.*/ |
215 |
|
1124 |
info -> current_pixel_ptr += (UINT)pic_width * sizeof(USHORT); |
216 |
|
|
} |
217 |
|
|
|
218 |
|
|
/**************************************************************************/ |
219 |
|
|
/* */ |
220 |
|
|
/* FUNCTION RELEASE */ |
221 |
|
|
/* */ |
222 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_compressed_ */ |
223 |
|
|
/* alpha_blend */ |
224 |
|
|
/* PORTABLE C */ |
225 |
|
|
/* 6.1 */ |
226 |
|
|
/* AUTHOR */ |
227 |
|
|
/* */ |
228 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
229 |
|
|
/* */ |
230 |
|
|
/* DESCRIPTION */ |
231 |
|
|
/* */ |
232 |
|
|
/* Internal helper function that handles writing of compressed */ |
233 |
|
|
/* pixlemap file with alpha channel. */ |
234 |
|
|
/* */ |
235 |
|
|
/* INPUT */ |
236 |
|
|
/* */ |
237 |
|
|
/* context Drawing context */ |
238 |
|
|
/* xstart x-coord of line left */ |
239 |
|
|
/* xend x-coord of line end */ |
240 |
|
|
/* y y-coord of line top */ |
241 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
242 |
|
|
/* alpha Alpha value */ |
243 |
|
|
/* */ |
244 |
|
|
/* OUTPUT */ |
245 |
|
|
/* */ |
246 |
|
|
/* None */ |
247 |
|
|
/* */ |
248 |
|
|
/* CALLS */ |
249 |
|
|
/* */ |
250 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
251 |
|
|
/* blend function */ |
252 |
|
|
/* */ |
253 |
|
|
/* CALLED BY */ |
254 |
|
|
/* */ |
255 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_draw */ |
256 |
|
|
/* */ |
257 |
|
|
/* RELEASE HISTORY */ |
258 |
|
|
/* */ |
259 |
|
|
/* DATE NAME DESCRIPTION */ |
260 |
|
|
/* */ |
261 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
262 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
263 |
|
|
/* resulting in version 6.1 */ |
264 |
|
|
/* */ |
265 |
|
|
/**************************************************************************/ |
266 |
|
1796 |
static VOID _gx_display_driver_4444argb_horizontal_pixelmap_line_compressed_alpha_blend(GX_DRAW_CONTEXT *context, |
267 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info, GX_UBYTE alpha) |
268 |
|
|
{ |
269 |
|
|
INT start_pos; |
270 |
|
|
INT xval; |
271 |
|
|
USHORT count; |
272 |
|
|
USHORT pixel; |
273 |
|
1796 |
GX_CONST USHORT *get = GX_NULL; |
274 |
|
|
GX_PIXELMAP *pixelmap; |
275 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
276 |
|
|
|
277 |
|
1796 |
pixelmap = info -> pixelmap; |
278 |
|
1796 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
279 |
|
|
|
280 |
✓✓ |
1796 |
if (blend_func == GX_NULL) |
281 |
|
|
{ |
282 |
|
724 |
return; |
283 |
|
|
} |
284 |
|
|
|
285 |
✓✓✓✓
|
1072 |
if ((info -> draw) && (xstart <= xend)) |
286 |
|
|
{ |
287 |
|
|
/* Calculate draw start position. */ |
288 |
|
710 |
start_pos = xstart - (info -> x_offset % pixelmap -> gx_pixelmap_width); |
289 |
|
|
|
290 |
|
|
/* Repeat the draw operation to fill the whole dirty area. */ |
291 |
✓✓ |
8370 |
while (start_pos <= xend) |
292 |
|
|
{ |
293 |
|
7660 |
xval = start_pos; |
294 |
|
|
/*Start from where we need to repeat.*/ |
295 |
|
7660 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
296 |
|
|
|
297 |
✓✓ |
30556 |
while (xval < start_pos + pixelmap -> gx_pixelmap_width) |
298 |
|
|
{ |
299 |
|
22896 |
count = *get++; |
300 |
✓✓ |
22896 |
if (count & 0x8000) |
301 |
|
|
{ |
302 |
|
9746 |
count = (USHORT)((count & 0x7fff) + 1); |
303 |
|
9746 |
pixel = *get++; |
304 |
✓✓ |
9746 |
if (pixel & 0xf000) |
305 |
|
|
{ |
306 |
✓✓ |
56975 |
while (count--) |
307 |
|
|
{ |
308 |
✓✓✓✓
|
51115 |
if (xval >= xstart && xval <= xend) |
309 |
|
|
{ |
310 |
|
43400 |
blend_func(context, xval, y, pixel, alpha); |
311 |
|
|
} |
312 |
|
51115 |
xval++; |
313 |
|
|
} |
314 |
|
|
} |
315 |
|
|
else |
316 |
|
|
{ |
317 |
|
3886 |
xval += count; |
318 |
|
|
} |
319 |
|
|
} |
320 |
|
|
else |
321 |
|
|
{ |
322 |
|
13150 |
count++; |
323 |
✓✓ |
78596 |
while (count--) |
324 |
|
|
{ |
325 |
|
65446 |
pixel = *get++; |
326 |
✓✓✓✓
|
65446 |
if (xval >= xstart && xval <= xend) |
327 |
|
|
{ |
328 |
✓✓ |
57896 |
if (pixel & 0xf000) |
329 |
|
|
{ |
330 |
|
51331 |
blend_func(context, xval, y, pixel, alpha); |
331 |
|
|
} |
332 |
|
|
} |
333 |
|
65446 |
xval++; |
334 |
|
|
} |
335 |
|
|
} |
336 |
|
|
} |
337 |
|
7660 |
start_pos += pixelmap -> gx_pixelmap_width; |
338 |
|
|
} |
339 |
|
|
} |
340 |
|
|
else |
341 |
|
|
{ |
342 |
|
362 |
xval = 0; |
343 |
|
362 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
344 |
✓✓ |
6917 |
while (xval < pixelmap -> gx_pixelmap_width) |
345 |
|
|
{ |
346 |
|
6555 |
count = *get++; |
347 |
✓✓ |
6555 |
if (count & 0x8000) |
348 |
|
|
{ |
349 |
|
3878 |
count = (USHORT)((count & 0x7fff) + 1); |
350 |
|
3878 |
get++; /* skip repeated pixel value */ |
351 |
|
|
} |
352 |
|
|
else |
353 |
|
|
{ |
354 |
|
2677 |
count++; |
355 |
|
2677 |
get += count; /* skip raw pixel values */ |
356 |
|
|
} |
357 |
|
6555 |
xval += count; |
358 |
|
|
} |
359 |
|
|
} |
360 |
|
|
|
361 |
|
|
/*This line is drawn. cache the pointer for next line draw.*/ |
362 |
|
1072 |
info -> current_pixel_ptr = (GX_UBYTE *)get; |
363 |
|
|
} |
364 |
|
|
|
365 |
|
|
/**************************************************************************/ |
366 |
|
|
/* */ |
367 |
|
|
/* FUNCTION RELEASE */ |
368 |
|
|
/* */ |
369 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_c_blend */ |
370 |
|
|
/* PORTABLE C */ |
371 |
|
|
/* 6.1 */ |
372 |
|
|
/* AUTHOR */ |
373 |
|
|
/* */ |
374 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
375 |
|
|
/* */ |
376 |
|
|
/* DESCRIPTION */ |
377 |
|
|
/* */ |
378 |
|
|
/* Internal helper function that handles writing of compressed */ |
379 |
|
|
/* pixlemap file with alpha whose value is always 0xf. */ |
380 |
|
|
/* */ |
381 |
|
|
/* INPUT */ |
382 |
|
|
/* */ |
383 |
|
|
/* context Drawing context */ |
384 |
|
|
/* xstart x-coord of line left */ |
385 |
|
|
/* xend x-coord of line end */ |
386 |
|
|
/* y y-coord of line top */ |
387 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
388 |
|
|
/* alpha Alpha value */ |
389 |
|
|
/* */ |
390 |
|
|
/* OUTPUT */ |
391 |
|
|
/* */ |
392 |
|
|
/* None */ |
393 |
|
|
/* */ |
394 |
|
|
/* CALLS */ |
395 |
|
|
/* */ |
396 |
|
|
/* None */ |
397 |
|
|
/* */ |
398 |
|
|
/* CALLED BY */ |
399 |
|
|
/* */ |
400 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
401 |
|
|
/* blend function */ |
402 |
|
|
/* */ |
403 |
|
|
/* CALLED BY */ |
404 |
|
|
/* */ |
405 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_draw */ |
406 |
|
|
/* */ |
407 |
|
|
/* RELEASE HISTORY */ |
408 |
|
|
/* */ |
409 |
|
|
/* DATE NAME DESCRIPTION */ |
410 |
|
|
/* */ |
411 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
412 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
413 |
|
|
/* resulting in version 6.1 */ |
414 |
|
|
/* */ |
415 |
|
|
/**************************************************************************/ |
416 |
|
1490 |
static VOID _gx_display_driver_4444argb_horizontal_pixelmap_line_compressed_blend(GX_DRAW_CONTEXT *context, |
417 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info, GX_UBYTE alpha) |
418 |
|
|
{ |
419 |
|
|
INT start_pos; |
420 |
|
|
INT xval; |
421 |
|
|
USHORT count; |
422 |
|
|
USHORT pixel; |
423 |
|
1490 |
GX_CONST USHORT *get = GX_NULL; |
424 |
|
|
GX_PIXELMAP *pixelmap; |
425 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR fcolor, GX_UBYTE alpha); |
426 |
|
|
|
427 |
|
1490 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
428 |
|
1490 |
pixelmap = info -> pixelmap; |
429 |
✓✓ |
1490 |
if (blend_func == GX_NULL) |
430 |
|
|
{ |
431 |
|
728 |
return; |
432 |
|
|
} |
433 |
|
|
|
434 |
✓✓✓✓
|
762 |
if ((info -> draw) && (xstart <= xend)) |
435 |
|
|
{ |
436 |
|
|
/* Calculate draw start position. */ |
437 |
|
682 |
start_pos = xstart - (info -> x_offset % pixelmap -> gx_pixelmap_width); |
438 |
|
|
|
439 |
|
|
/* Repeat the draw operation to fill the whole dirty area. */ |
440 |
✓✓ |
7607 |
while (start_pos <= xend) |
441 |
|
|
{ |
442 |
|
6925 |
xval = start_pos; |
443 |
|
|
/*Start from where we need to repeat.*/ |
444 |
|
6925 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
445 |
|
|
|
446 |
✓✓ |
22073 |
while (xval < start_pos + pixelmap -> gx_pixelmap_width) |
447 |
|
|
{ |
448 |
|
15148 |
count = *get++; |
449 |
✓✓ |
15148 |
if (count & 0x8000) |
450 |
|
|
{ |
451 |
|
5872 |
count = (USHORT)((count & 0x7fff) + 1); |
452 |
|
5872 |
pixel = *get++; |
453 |
✓✓ |
56818 |
while (count--) |
454 |
|
|
{ |
455 |
✓✓✓✓
|
50946 |
if (xval >= xstart && xval <= xend) |
456 |
|
|
{ |
457 |
|
43068 |
blend_func(context, xval, y, pixel, alpha); |
458 |
|
|
} |
459 |
|
50946 |
xval++; |
460 |
|
|
} |
461 |
|
|
} |
462 |
|
|
else |
463 |
|
|
{ |
464 |
|
9276 |
count++; |
465 |
✓✓ |
87516 |
while (count--) |
466 |
|
|
{ |
467 |
|
78240 |
pixel = *get++; |
468 |
✓✓✓✓
|
78240 |
if (xval >= xstart && xval <= xend) |
469 |
|
|
{ |
470 |
|
71578 |
blend_func(context, xval, y, pixel, alpha); |
471 |
|
|
} |
472 |
|
78240 |
xval++; |
473 |
|
|
} |
474 |
|
|
} |
475 |
|
|
} |
476 |
|
6925 |
start_pos += pixelmap -> gx_pixelmap_width; |
477 |
|
|
} |
478 |
|
|
} |
479 |
|
|
else |
480 |
|
|
{ |
481 |
|
80 |
xval = 0; |
482 |
|
80 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
483 |
✓✓ |
264 |
while (xval < pixelmap -> gx_pixelmap_width) |
484 |
|
|
{ |
485 |
|
184 |
count = *get++; |
486 |
✓✓ |
184 |
if (count & 0x8000) |
487 |
|
|
{ |
488 |
|
78 |
count = (USHORT)((count & 0x7fff) + 1); |
489 |
|
78 |
get++; /* skip repeated pixel value */ |
490 |
|
|
} |
491 |
|
|
else |
492 |
|
|
{ |
493 |
|
106 |
count++; |
494 |
|
106 |
get += count; /* skip raw pixel values */ |
495 |
|
|
} |
496 |
|
184 |
xval += count; |
497 |
|
|
} |
498 |
|
|
} |
499 |
|
|
|
500 |
|
|
/* This line is drawn. cache the pointer for next line draw. */ |
501 |
|
762 |
info -> current_pixel_ptr = (GX_UBYTE *)get; |
502 |
|
|
} |
503 |
|
|
|
504 |
|
|
#endif /* GX_BRUSH_ALPHA_SUPPORT */ |
505 |
|
|
/**************************************************************************/ |
506 |
|
|
/* */ |
507 |
|
|
/* FUNCTION RELEASE */ |
508 |
|
|
/* */ |
509 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_alpha_write */ |
510 |
|
|
/* PORTABLE C */ |
511 |
|
|
/* 6.1 */ |
512 |
|
|
/* AUTHOR */ |
513 |
|
|
/* */ |
514 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
515 |
|
|
/* */ |
516 |
|
|
/* DESCRIPTION */ |
517 |
|
|
/* */ |
518 |
|
|
/* Internal helper function that handles writing of uncompressed */ |
519 |
|
|
/* pixlemap file with alpha channel. */ |
520 |
|
|
/* */ |
521 |
|
|
/* INPUT */ |
522 |
|
|
/* */ |
523 |
|
|
/* context Drawing context */ |
524 |
|
|
/* xstart x-coord of line left */ |
525 |
|
|
/* xend x-coord of line end */ |
526 |
|
|
/* y y-coord of line top */ |
527 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
528 |
|
|
/* */ |
529 |
|
|
/* OUTPUT */ |
530 |
|
|
/* */ |
531 |
|
|
/* None */ |
532 |
|
|
/* */ |
533 |
|
|
/* CALLS */ |
534 |
|
|
/* */ |
535 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
536 |
|
|
/* blend function */ |
537 |
|
|
/* */ |
538 |
|
|
/* CALLED BY */ |
539 |
|
|
/* */ |
540 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_draw */ |
541 |
|
|
/* */ |
542 |
|
|
/* RELEASE HISTORY */ |
543 |
|
|
/* */ |
544 |
|
|
/* DATE NAME DESCRIPTION */ |
545 |
|
|
/* */ |
546 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
547 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
548 |
|
|
/* resulting in version 6.1 */ |
549 |
|
|
/* */ |
550 |
|
|
/**************************************************************************/ |
551 |
|
1986 |
static VOID _gx_display_driver_4444argb_horizontal_pixelmap_line_alpha_write(GX_DRAW_CONTEXT *context, |
552 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
553 |
|
|
{ |
554 |
|
|
INT xval; |
555 |
|
|
INT offset; |
556 |
|
|
INT pic_width; |
557 |
|
|
USHORT color; |
558 |
|
|
GX_CONST USHORT *get; |
559 |
|
|
GX_PIXELMAP *pixelmap; |
560 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
561 |
|
|
|
562 |
|
1986 |
pixelmap = info -> pixelmap; |
563 |
|
1986 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
564 |
|
|
|
565 |
✓✓ |
1986 |
if (blend_func == GX_NULL) |
566 |
|
|
{ |
567 |
|
857 |
return; |
568 |
|
|
} |
569 |
|
1129 |
pic_width = pixelmap -> gx_pixelmap_width; |
570 |
|
|
|
571 |
✓✓✓✓
|
1129 |
if ((info -> draw) && (xstart <= xend)) |
572 |
|
|
{ |
573 |
|
907 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
574 |
|
|
|
575 |
|
|
/* calculate the offset. */ |
576 |
|
907 |
offset = (info -> x_offset % pic_width); |
577 |
|
|
|
578 |
✓✓ |
119376 |
for (xval = xstart; xval <= xend; xval++) |
579 |
|
|
{ |
580 |
|
|
/* get points to the start postion of this row. So we need to calculate its position. */ |
581 |
|
118469 |
color = *(get + offset); |
582 |
|
118469 |
offset++; |
583 |
|
|
|
584 |
✓✓ |
118469 |
if (color & 0xf000) |
585 |
|
|
{ |
586 |
|
|
/* not transparent */ |
587 |
|
82173 |
blend_func(context, xval, y, color, 0xff); |
588 |
|
|
} |
589 |
|
|
|
590 |
✓✓ |
118469 |
if (offset >= pic_width) |
591 |
|
|
{ |
592 |
|
593 |
offset -= pic_width; |
593 |
|
|
} |
594 |
|
|
} |
595 |
|
|
} |
596 |
|
|
|
597 |
|
|
/* This line is drawn. Update the pointer position for next row. */ |
598 |
|
1129 |
info -> current_pixel_ptr += (UINT)pic_width * sizeof(USHORT); |
599 |
|
|
} |
600 |
|
|
|
601 |
|
|
/**************************************************************************/ |
602 |
|
|
/* */ |
603 |
|
|
/* FUNCTION RELEASE */ |
604 |
|
|
/* */ |
605 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_raw_write */ |
606 |
|
|
/* PORTABLE C */ |
607 |
|
|
/* 6.1 */ |
608 |
|
|
/* AUTHOR */ |
609 |
|
|
/* */ |
610 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
611 |
|
|
/* */ |
612 |
|
|
/* DESCRIPTION */ |
613 |
|
|
/* */ |
614 |
|
|
/* Internal helper function that handles writing of uncompressed */ |
615 |
|
|
/* pixlemap file with alpha whose value is always 0xf. */ |
616 |
|
|
/* */ |
617 |
|
|
/* INPUT */ |
618 |
|
|
/* */ |
619 |
|
|
/* context Drawing context */ |
620 |
|
|
/* xstart x-coord of line left */ |
621 |
|
|
/* xend x-coord of line end */ |
622 |
|
|
/* y y-coord of line top */ |
623 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
624 |
|
|
/* */ |
625 |
|
|
/* OUTPUT */ |
626 |
|
|
/* */ |
627 |
|
|
/* None */ |
628 |
|
|
/* */ |
629 |
|
|
/* CALLS */ |
630 |
|
|
/* */ |
631 |
|
|
/* None */ |
632 |
|
|
/* */ |
633 |
|
|
/* CALLED BY */ |
634 |
|
|
/* */ |
635 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_draw */ |
636 |
|
|
/* */ |
637 |
|
|
/* RELEASE HISTORY */ |
638 |
|
|
/* */ |
639 |
|
|
/* DATE NAME DESCRIPTION */ |
640 |
|
|
/* */ |
641 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
642 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
643 |
|
|
/* resulting in version 6.1 */ |
644 |
|
|
/* */ |
645 |
|
|
/**************************************************************************/ |
646 |
|
1996 |
static VOID _gx_display_driver_4444argb_horizontal_pixelmap_line_raw_write(GX_DRAW_CONTEXT *context, |
647 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
648 |
|
|
{ |
649 |
|
|
INT xval; |
650 |
|
|
INT offset; |
651 |
|
|
INT pic_width; |
652 |
|
|
GX_CONST USHORT *get; |
653 |
|
|
USHORT *put; |
654 |
|
|
GX_PIXELMAP *pixelmap; |
655 |
|
|
|
656 |
|
1996 |
pixelmap = info -> pixelmap; |
657 |
|
|
|
658 |
|
1996 |
pic_width = pixelmap -> gx_pixelmap_width; |
659 |
|
1996 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
660 |
|
|
|
661 |
✓✓✓✓
|
1996 |
if ((info -> draw) && (xstart <= xend)) |
662 |
|
|
{ |
663 |
|
1531 |
put = (USHORT *)context -> gx_draw_context_memory; |
664 |
|
1531 |
put += y * context -> gx_draw_context_pitch; |
665 |
|
1531 |
put += xstart; |
666 |
|
|
|
667 |
|
|
/* calculate the offset. */ |
668 |
|
1531 |
offset = (info -> x_offset % pic_width); |
669 |
|
|
|
670 |
✓✓ |
233212 |
for (xval = xstart; xval <= xend; xval++) |
671 |
|
|
{ |
672 |
|
|
/* get points to the start postion of this row. So we need to calculate its position. */ |
673 |
|
231681 |
*put++ = *(get + offset); |
674 |
|
231681 |
offset++; |
675 |
✓✓ |
231681 |
if (offset >= pic_width) |
676 |
|
|
{ |
677 |
|
833 |
offset -= pic_width; |
678 |
|
|
} |
679 |
|
|
} |
680 |
|
|
} |
681 |
|
|
|
682 |
|
|
/* This line is drawn. Update the pointer position for next row. */ |
683 |
|
1996 |
info -> current_pixel_ptr += (UINT)pic_width * sizeof(USHORT); |
684 |
|
1996 |
} |
685 |
|
|
|
686 |
|
|
/**************************************************************************/ |
687 |
|
|
/* */ |
688 |
|
|
/* FUNCTION RELEASE */ |
689 |
|
|
/* */ |
690 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_c_a_write */ |
691 |
|
|
/* PORTABLE C */ |
692 |
|
|
/* 6.1 */ |
693 |
|
|
/* AUTHOR */ |
694 |
|
|
/* */ |
695 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
696 |
|
|
/* */ |
697 |
|
|
/* DESCRIPTION */ |
698 |
|
|
/* */ |
699 |
|
|
/* Internal helper function that handles writing of compressed */ |
700 |
|
|
/* pixlemap file with alpha channel. */ |
701 |
|
|
/* */ |
702 |
|
|
/* INPUT */ |
703 |
|
|
/* */ |
704 |
|
|
/* context Drawing context */ |
705 |
|
|
/* xstart x-coord of line left */ |
706 |
|
|
/* xend x-coord of line end */ |
707 |
|
|
/* y y-coord of line top */ |
708 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
709 |
|
|
/* */ |
710 |
|
|
/* OUTPUT */ |
711 |
|
|
/* */ |
712 |
|
|
/* None */ |
713 |
|
|
/* */ |
714 |
|
|
/* CALLS */ |
715 |
|
|
/* */ |
716 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
717 |
|
|
/* blend function */ |
718 |
|
|
/* */ |
719 |
|
|
/* CALLED BY */ |
720 |
|
|
/* */ |
721 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_draw */ |
722 |
|
|
/* */ |
723 |
|
|
/* RELEASE HISTORY */ |
724 |
|
|
/* */ |
725 |
|
|
/* DATE NAME DESCRIPTION */ |
726 |
|
|
/* */ |
727 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
728 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
729 |
|
|
/* resulting in version 6.1 */ |
730 |
|
|
/* */ |
731 |
|
|
/**************************************************************************/ |
732 |
|
1796 |
static VOID _gx_display_driver_4444argb_horizontal_pixelmap_line_compressed_alpha_write(GX_DRAW_CONTEXT *context, |
733 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
734 |
|
|
{ |
735 |
|
|
INT start_pos; |
736 |
|
|
INT xval; |
737 |
|
|
USHORT count; |
738 |
|
|
USHORT pixel; |
739 |
|
1796 |
GX_CONST USHORT *get = GX_NULL; |
740 |
|
|
GX_PIXELMAP *pixelmap; |
741 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
742 |
|
|
|
743 |
|
1796 |
pixelmap = info -> pixelmap; |
744 |
|
1796 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
745 |
|
|
|
746 |
✓✓ |
1796 |
if (blend_func == GX_NULL) |
747 |
|
|
{ |
748 |
|
724 |
return; |
749 |
|
|
} |
750 |
|
|
|
751 |
✓✓✓✓
|
1072 |
if ((info -> draw) && (xstart <= xend)) |
752 |
|
|
{ |
753 |
|
|
/* Calculate draw start position. */ |
754 |
|
710 |
start_pos = xstart - (info -> x_offset % pixelmap -> gx_pixelmap_width); |
755 |
|
|
|
756 |
|
|
/* Repeat the draw operation to fill the whole dirty area. */ |
757 |
✓✓ |
8370 |
while (start_pos <= xend) |
758 |
|
|
{ |
759 |
|
7660 |
xval = start_pos; |
760 |
|
|
/*Start from where we need to repeat.*/ |
761 |
|
7660 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
762 |
|
|
|
763 |
✓✓ |
30556 |
while (xval < start_pos + pixelmap -> gx_pixelmap_width) |
764 |
|
|
{ |
765 |
|
22896 |
count = *get++; |
766 |
✓✓ |
22896 |
if (count & 0x8000) |
767 |
|
|
{ |
768 |
|
9746 |
count = (USHORT)((count & 0x7fff) + 1); |
769 |
|
9746 |
pixel = *get++; |
770 |
✓✓ |
9746 |
if (pixel & 0xf000) |
771 |
|
|
{ |
772 |
✓✓ |
56975 |
while (count--) |
773 |
|
|
{ |
774 |
✓✓✓✓
|
51115 |
if (xval >= xstart && xval <= xend) |
775 |
|
|
{ |
776 |
|
43400 |
blend_func(context, xval, y, pixel, 0xff); |
777 |
|
|
} |
778 |
|
51115 |
xval++; |
779 |
|
|
} |
780 |
|
|
} |
781 |
|
|
else |
782 |
|
|
{ |
783 |
|
3886 |
xval += count; |
784 |
|
|
} |
785 |
|
|
} |
786 |
|
|
else |
787 |
|
|
{ |
788 |
|
13150 |
count++; |
789 |
✓✓ |
78596 |
while (count--) |
790 |
|
|
{ |
791 |
|
65446 |
pixel = *get++; |
792 |
✓✓✓✓
|
65446 |
if (xval >= xstart && xval <= xend) |
793 |
|
|
{ |
794 |
✓✓ |
57896 |
if (pixel & 0xf000) |
795 |
|
|
{ |
796 |
|
51331 |
blend_func(context, xval, y, pixel, 0xff); |
797 |
|
|
} |
798 |
|
|
} |
799 |
|
65446 |
xval++; |
800 |
|
|
} |
801 |
|
|
} |
802 |
|
|
} |
803 |
|
7660 |
start_pos += pixelmap -> gx_pixelmap_width; |
804 |
|
|
} |
805 |
|
|
} |
806 |
|
|
else |
807 |
|
|
{ |
808 |
|
362 |
xval = 0; |
809 |
|
362 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
810 |
✓✓ |
6917 |
while (xval < pixelmap -> gx_pixelmap_width) |
811 |
|
|
{ |
812 |
|
6555 |
count = *get++; |
813 |
✓✓ |
6555 |
if (count & 0x8000) |
814 |
|
|
{ |
815 |
|
3878 |
count = (USHORT)((count & 0x7fff) + 1); |
816 |
|
3878 |
get++; /* skip repeated pixel value */ |
817 |
|
|
} |
818 |
|
|
else |
819 |
|
|
{ |
820 |
|
2677 |
count++; |
821 |
|
2677 |
get += count; /* skip raw pixel values */ |
822 |
|
|
} |
823 |
|
6555 |
xval += count; |
824 |
|
|
} |
825 |
|
|
} |
826 |
|
|
|
827 |
|
|
/* This line is drawn. cache the pointer for next line draw. */ |
828 |
|
1072 |
info -> current_pixel_ptr = (GX_UBYTE *)get; |
829 |
|
|
} |
830 |
|
|
|
831 |
|
|
/**************************************************************************/ |
832 |
|
|
/* */ |
833 |
|
|
/* FUNCTION RELEASE */ |
834 |
|
|
/* */ |
835 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_c_write */ |
836 |
|
|
/* PORTABLE C */ |
837 |
|
|
/* 6.1 */ |
838 |
|
|
/* AUTHOR */ |
839 |
|
|
/* */ |
840 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
841 |
|
|
/* */ |
842 |
|
|
/* DESCRIPTION */ |
843 |
|
|
/* */ |
844 |
|
|
/* Internal helper function that handles writing of compressed */ |
845 |
|
|
/* pixlemap file with alpha whose value is always 0xf. */ |
846 |
|
|
/* */ |
847 |
|
|
/* INPUT */ |
848 |
|
|
/* */ |
849 |
|
|
/* context Drawing context */ |
850 |
|
|
/* xstart x-coord of line left */ |
851 |
|
|
/* xend x-coord of line end */ |
852 |
|
|
/* y y-coord of line top */ |
853 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
854 |
|
|
/* */ |
855 |
|
|
/* OUTPUT */ |
856 |
|
|
/* */ |
857 |
|
|
/* None */ |
858 |
|
|
/* */ |
859 |
|
|
/* CALLS */ |
860 |
|
|
/* */ |
861 |
|
|
/* None */ |
862 |
|
|
/* */ |
863 |
|
|
/* CALLED BY */ |
864 |
|
|
/* */ |
865 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_draw */ |
866 |
|
|
/* */ |
867 |
|
|
/* RELEASE HISTORY */ |
868 |
|
|
/* */ |
869 |
|
|
/* DATE NAME DESCRIPTION */ |
870 |
|
|
/* */ |
871 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
872 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
873 |
|
|
/* resulting in version 6.1 */ |
874 |
|
|
/* */ |
875 |
|
|
/**************************************************************************/ |
876 |
|
1490 |
static VOID _gx_display_driver_4444argb_horizontal_pixelmap_line_compressed_write(GX_DRAW_CONTEXT *context, |
877 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
878 |
|
|
{ |
879 |
|
|
INT start_pos; |
880 |
|
|
INT xval; |
881 |
|
|
USHORT count; |
882 |
|
|
USHORT pixel; |
883 |
|
1490 |
GX_CONST USHORT *get = GX_NULL; |
884 |
|
|
USHORT *put; |
885 |
|
|
GX_PIXELMAP *pixelmap; |
886 |
|
|
|
887 |
|
1490 |
pixelmap = info -> pixelmap; |
888 |
|
|
|
889 |
✓✓✓✓
|
1490 |
if ((info -> draw) && (xstart <= xend)) |
890 |
|
|
{ |
891 |
|
|
/* Calculate draw start position. */ |
892 |
|
1336 |
start_pos = xstart - (info -> x_offset % pixelmap -> gx_pixelmap_width); |
893 |
|
|
|
894 |
|
1336 |
put = (USHORT *)context -> gx_draw_context_memory; |
895 |
|
1336 |
put += y * context -> gx_draw_context_pitch + start_pos; |
896 |
|
|
|
897 |
|
|
/* Repeat the draw operation to fill the whole dirty area. */ |
898 |
✓✓ |
15158 |
while (start_pos <= xend) |
899 |
|
|
{ |
900 |
|
13822 |
xval = start_pos; |
901 |
|
|
|
902 |
|
|
/* Start from where we need to repeat. */ |
903 |
|
13822 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
904 |
|
|
|
905 |
✓✓ |
43913 |
while (xval < start_pos + pixelmap -> gx_pixelmap_width) |
906 |
|
|
{ |
907 |
|
30091 |
count = *get++; |
908 |
✓✓ |
30091 |
if (count & 0x8000) |
909 |
|
|
{ |
910 |
|
11614 |
count = (USHORT)((count & 0x7fff) + 1); |
911 |
|
11614 |
pixel = *get++; |
912 |
✓✓ |
108878 |
while (count--) |
913 |
|
|
{ |
914 |
✓✓✓✓
|
97264 |
if (xval >= xstart && xval <= xend) |
915 |
|
|
{ |
916 |
|
86017 |
*put = pixel; |
917 |
|
|
} |
918 |
|
97264 |
xval++; |
919 |
|
97264 |
put++; |
920 |
|
|
} |
921 |
|
|
} |
922 |
|
|
else |
923 |
|
|
{ |
924 |
|
18477 |
count++; |
925 |
✓✓ |
174545 |
while (count--) |
926 |
|
|
{ |
927 |
|
156068 |
pixel = *get++; |
928 |
✓✓✓✓
|
156068 |
if (xval >= xstart && xval <= xend) |
929 |
|
|
{ |
930 |
|
143156 |
*put = pixel; |
931 |
|
|
} |
932 |
|
156068 |
xval++; |
933 |
|
156068 |
put++; |
934 |
|
|
} |
935 |
|
|
} |
936 |
|
|
} |
937 |
|
13822 |
start_pos += pixelmap -> gx_pixelmap_width; |
938 |
|
|
} |
939 |
|
|
} |
940 |
|
|
else |
941 |
|
|
{ |
942 |
|
154 |
xval = 0; |
943 |
|
154 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
944 |
✓✓ |
496 |
while (xval < pixelmap -> gx_pixelmap_width) |
945 |
|
|
{ |
946 |
|
342 |
count = *get++; |
947 |
✓✓ |
342 |
if (count & 0x8000) |
948 |
|
|
{ |
949 |
|
138 |
count = (USHORT)((count & 0x7fff) + 1); |
950 |
|
138 |
get++; /* skip repeated pixel value */ |
951 |
|
|
} |
952 |
|
|
else |
953 |
|
|
{ |
954 |
|
204 |
count++; |
955 |
|
204 |
get += count; /* skip raw pixel values */ |
956 |
|
|
} |
957 |
|
342 |
xval += count; |
958 |
|
|
} |
959 |
|
|
} |
960 |
|
|
|
961 |
|
|
/* This line is drawn. cache the pointer for next line draw. */ |
962 |
|
1490 |
info -> current_pixel_ptr = (GX_UBYTE *)get; |
963 |
|
1490 |
} |
964 |
|
|
|
965 |
|
|
/**************************************************************************/ |
966 |
|
|
/* */ |
967 |
|
|
/* FUNCTION RELEASE */ |
968 |
|
|
/* */ |
969 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_draw */ |
970 |
|
|
/* PORTABLE C */ |
971 |
|
|
/* 6.1 */ |
972 |
|
|
/* AUTHOR */ |
973 |
|
|
/* */ |
974 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
975 |
|
|
/* */ |
976 |
|
|
/* DESCRIPTION */ |
977 |
|
|
/* */ |
978 |
|
|
/* 565rgb screen driver pixelmap drawing function that handles */ |
979 |
|
|
/* compressed or uncompress, with or without alpha channel. */ |
980 |
|
|
/* */ |
981 |
|
|
/* INPUT */ |
982 |
|
|
/* */ |
983 |
|
|
/* context Drawing context */ |
984 |
|
|
/* xstart x-coord of line left */ |
985 |
|
|
/* xend x-coord of line end */ |
986 |
|
|
/* y y-coord of line top */ |
987 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
988 |
|
|
/* */ |
989 |
|
|
/* OUTPUT */ |
990 |
|
|
/* */ |
991 |
|
|
/* None */ |
992 |
|
|
/* */ |
993 |
|
|
/* CALLS */ |
994 |
|
|
/* */ |
995 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_c_a_blend */ |
996 |
|
|
/* Real display driver pixelmap */ |
997 |
|
|
/* line draw function */ |
998 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_alpha_blend */ |
999 |
|
|
/* Real display driver pixelmap */ |
1000 |
|
|
/* line draw function */ |
1001 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_c_blend */ |
1002 |
|
|
/* Real display driver pixelmap */ |
1003 |
|
|
/* line draw function */ |
1004 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_raw_blend */ |
1005 |
|
|
/* Real display driver pixelmap */ |
1006 |
|
|
/* line draw function */ |
1007 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_c_a_write */ |
1008 |
|
|
/* Real display driver pixelmap */ |
1009 |
|
|
/* line draw function */ |
1010 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_alpha_write */ |
1011 |
|
|
/* Real display driver pixelmap */ |
1012 |
|
|
/* line draw function */ |
1013 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_c_write */ |
1014 |
|
|
/* Real display driver pixelmap */ |
1015 |
|
|
/* line draw function */ |
1016 |
|
|
/* _gx_display_driver_4444argb_horizontal_pixelmap_line_raw_write */ |
1017 |
|
|
/* Real display driver pixelmap */ |
1018 |
|
|
/* line draw function */ |
1019 |
|
|
/* */ |
1020 |
|
|
/* CALLED BY */ |
1021 |
|
|
/* */ |
1022 |
|
|
/* GUIX Internal Code */ |
1023 |
|
|
/* */ |
1024 |
|
|
/* RELEASE HISTORY */ |
1025 |
|
|
/* */ |
1026 |
|
|
/* DATE NAME DESCRIPTION */ |
1027 |
|
|
/* */ |
1028 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
1029 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
1030 |
|
|
/* resulting in version 6.1 */ |
1031 |
|
|
/* */ |
1032 |
|
|
/**************************************************************************/ |
1033 |
|
15443 |
VOID _gx_display_driver_4444argb_horizontal_pixelmap_line_draw(GX_DRAW_CONTEXT *context, |
1034 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
1035 |
|
|
{ |
1036 |
|
|
#if defined GX_BRUSH_ALPHA_SUPPORT |
1037 |
|
|
GX_UBYTE alpha; |
1038 |
|
|
|
1039 |
|
15443 |
alpha = context -> gx_draw_context_brush.gx_brush_alpha; |
1040 |
✓✓✓✓
|
15443 |
if ((alpha == 0) || (info -> pixelmap == GX_NULL)) |
1041 |
|
|
{ |
1042 |
|
|
/* Nothing to drawn. Just return. */ |
1043 |
|
907 |
return; |
1044 |
|
|
} |
1045 |
✓✓ |
14536 |
if (alpha != 0xff) |
1046 |
|
|
{ |
1047 |
|
|
|
1048 |
✓✓ |
7268 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_ALPHA) |
1049 |
|
|
{ |
1050 |
✓✓ |
3782 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_COMPRESSED) |
1051 |
|
|
{ |
1052 |
|
|
/* has both compression and alpha */ |
1053 |
|
1796 |
_gx_display_driver_4444argb_horizontal_pixelmap_line_compressed_alpha_blend(context, xstart, xend, y, info, alpha); |
1054 |
|
|
} |
1055 |
|
|
else |
1056 |
|
|
{ |
1057 |
|
|
/* alpha, no compression */ |
1058 |
|
1986 |
_gx_display_driver_4444argb_horizontal_pixelmap_line_alpha_blend(context, xstart, xend, y, info, alpha); |
1059 |
|
|
} |
1060 |
|
|
} |
1061 |
|
|
else |
1062 |
|
|
{ |
1063 |
✓✓ |
3486 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_COMPRESSED) |
1064 |
|
|
{ |
1065 |
|
|
/* compressed with no alpha */ |
1066 |
|
1490 |
_gx_display_driver_4444argb_horizontal_pixelmap_line_compressed_blend(context, xstart, xend, y, info, alpha); |
1067 |
|
|
} |
1068 |
|
|
else |
1069 |
|
|
{ |
1070 |
|
|
/* no compression or alpha */ |
1071 |
|
1996 |
_gx_display_driver_4444argb_horizontal_pixelmap_line_raw_blend(context, xstart, xend, y, info, alpha); |
1072 |
|
|
} |
1073 |
|
|
} |
1074 |
|
|
|
1075 |
|
|
/*Current pixelmap has gone over, so the offset pointer should be reset.*/ |
1076 |
✓✓ |
7268 |
if (info -> current_pixel_ptr >= info -> pixelmap -> gx_pixelmap_data + info -> pixelmap -> gx_pixelmap_data_size) |
1077 |
|
|
{ |
1078 |
|
95 |
info -> current_pixel_ptr = (GX_UBYTE *)info -> pixelmap -> gx_pixelmap_data; |
1079 |
|
95 |
info -> current_aux_ptr = (GX_UBYTE *)info -> pixelmap -> gx_pixelmap_aux_data; |
1080 |
|
|
} |
1081 |
|
7268 |
return; |
1082 |
|
|
} |
1083 |
|
|
#endif |
1084 |
|
|
|
1085 |
✓✓ |
7268 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_ALPHA) |
1086 |
|
|
{ |
1087 |
✓✓ |
3782 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_COMPRESSED) |
1088 |
|
|
{ |
1089 |
|
|
/* has both compression and alpha */ |
1090 |
|
1796 |
_gx_display_driver_4444argb_horizontal_pixelmap_line_compressed_alpha_write(context, xstart, xend, y, info); |
1091 |
|
|
} |
1092 |
|
|
else |
1093 |
|
|
{ |
1094 |
|
|
/* alpha, no compression */ |
1095 |
|
1986 |
_gx_display_driver_4444argb_horizontal_pixelmap_line_alpha_write(context, xstart, xend, y, info); |
1096 |
|
|
} |
1097 |
|
|
} |
1098 |
|
|
else |
1099 |
|
|
{ |
1100 |
✓✓ |
3486 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_COMPRESSED) |
1101 |
|
|
{ |
1102 |
|
|
/* has both compression */ |
1103 |
|
1490 |
_gx_display_driver_4444argb_horizontal_pixelmap_line_compressed_write(context, xstart, xend, y, info); |
1104 |
|
|
} |
1105 |
|
|
else |
1106 |
|
|
{ |
1107 |
|
|
/*no alpha, no compression */ |
1108 |
|
1996 |
_gx_display_driver_4444argb_horizontal_pixelmap_line_raw_write(context, xstart, xend, y, info); |
1109 |
|
|
} |
1110 |
|
|
} |
1111 |
|
|
|
1112 |
|
|
/*Current pixelmap has gone over, so the offset pointer should be reset.*/ |
1113 |
✓✓ |
7268 |
if (info -> current_pixel_ptr >= info -> pixelmap -> gx_pixelmap_data + info -> pixelmap -> gx_pixelmap_data_size) |
1114 |
|
|
{ |
1115 |
|
139 |
info -> current_pixel_ptr = (GX_UBYTE *)info -> pixelmap -> gx_pixelmap_data; |
1116 |
|
139 |
info -> current_aux_ptr = (GX_UBYTE *)info -> pixelmap -> gx_pixelmap_aux_data; |
1117 |
|
|
} |
1118 |
|
|
} |
1119 |
|
|
|
1120 |
|
|
#endif /* GX_ARC_DRAWING_SUPPORT */ |
1121 |
|
|
|