1 |
|
|
/*************************************************************************** |
2 |
|
|
* Copyright (c) 2024 Microsoft Corporation |
3 |
|
|
* Copyright (c) 2026-present Eclipse ThreadX contributors |
4 |
|
|
* |
5 |
|
|
* This program and the accompanying materials are made available under the |
6 |
|
|
* terms of the MIT License which is available at |
7 |
|
|
* https://opensource.org/licenses/MIT. |
8 |
|
|
* |
9 |
|
|
* SPDX-License-Identifier: MIT |
10 |
|
|
**************************************************************************/ |
11 |
|
|
|
12 |
|
|
|
13 |
|
|
/**************************************************************************/ |
14 |
|
|
/**************************************************************************/ |
15 |
|
|
/** */ |
16 |
|
|
/** GUIX Component */ |
17 |
|
|
/** */ |
18 |
|
|
/** Display Management (Display) */ |
19 |
|
|
/** */ |
20 |
|
|
/**************************************************************************/ |
21 |
|
|
|
22 |
|
|
#define GX_SOURCE_CODE |
23 |
|
|
|
24 |
|
|
|
25 |
|
|
/* Include necessary system files. */ |
26 |
|
|
|
27 |
|
|
#include "gx_api.h" |
28 |
|
|
#include "gx_display.h" |
29 |
|
|
#include "gx_context.h" |
30 |
|
|
|
31 |
|
|
#if defined(GX_BRUSH_ALPHA_SUPPORT) |
32 |
|
|
|
33 |
|
|
/**************************************************************************/ |
34 |
|
|
/* */ |
35 |
|
|
/* FUNCTION RELEASE */ |
36 |
|
|
/* */ |
37 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_raw_blend */ |
38 |
|
|
/* PORTABLE C */ |
39 |
|
|
/* 6.1 */ |
40 |
|
|
/* AUTHOR */ |
41 |
|
|
/* */ |
42 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
43 |
|
|
/* */ |
44 |
|
|
/* DESCRIPTION */ |
45 |
|
|
/* */ |
46 |
|
|
/* Internal helper function that handles writing of uncompressed */ |
47 |
|
|
/* pixlemap file without alpha channel with brush alpha. */ |
48 |
|
|
/* */ |
49 |
|
|
/* INPUT */ |
50 |
|
|
/* */ |
51 |
|
|
/* context Drawing context */ |
52 |
|
|
/* xstart x-coord of line left */ |
53 |
|
|
/* xend x-coord of line end */ |
54 |
|
|
/* y y-coord of line top */ |
55 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
56 |
|
|
/* alpha Alpha value */ |
57 |
|
|
/* */ |
58 |
|
|
/* OUTPUT */ |
59 |
|
|
/* */ |
60 |
|
|
/* None */ |
61 |
|
|
/* */ |
62 |
|
|
/* CALLS */ |
63 |
|
|
/* */ |
64 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
65 |
|
|
/* blend function */ |
66 |
|
|
/* */ |
67 |
|
|
/* CALLED BY */ |
68 |
|
|
/* */ |
69 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
70 |
|
|
/* */ |
71 |
|
|
/**************************************************************************/ |
72 |
|
3803 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_raw_blend(GX_DRAW_CONTEXT *context, |
73 |
|
|
INT xstart, INT xend, INT y, |
74 |
|
|
GX_FILL_PIXELMAP_INFO *info, GX_UBYTE alpha) |
75 |
|
|
{ |
76 |
|
|
INT xval; |
77 |
|
|
INT offset; |
78 |
|
|
INT pic_width; |
79 |
|
|
GX_CONST USHORT *get; |
80 |
|
|
USHORT pixel; |
81 |
|
|
GX_PIXELMAP *pixelmap; |
82 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR fcolor, GX_UBYTE balpha); |
83 |
|
|
|
84 |
|
3803 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
85 |
✓✓ |
3803 |
if (blend_func == GX_NULL) |
86 |
|
|
{ |
87 |
|
728 |
return; |
88 |
|
|
} |
89 |
|
|
|
90 |
|
3075 |
pixelmap = info -> pixelmap; |
91 |
|
3075 |
pic_width = pixelmap -> gx_pixelmap_width; |
92 |
|
|
|
93 |
|
|
/* Pick the data pointer to the current row. */ |
94 |
|
3075 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
95 |
|
|
|
96 |
✓✓✓✓
|
3075 |
if ((info -> draw) && (xstart <= xend)) |
97 |
|
|
{ |
98 |
|
|
/* Calculate the map offset in x-axis. */ |
99 |
|
2081 |
offset = (info -> x_offset % pic_width); |
100 |
|
|
|
101 |
✓✓ |
227461 |
for (xval = xstart; xval <= xend; xval++) |
102 |
|
|
{ |
103 |
|
225380 |
pixel = *(get + offset); |
104 |
|
225380 |
blend_func(context, xval, y, pixel, alpha); |
105 |
|
225380 |
offset++; |
106 |
|
|
|
107 |
✓✓ |
225380 |
if (offset >= pic_width) |
108 |
|
|
{ |
109 |
|
6519 |
offset -= pic_width; |
110 |
|
|
} |
111 |
|
|
} |
112 |
|
|
} |
113 |
|
|
|
114 |
|
|
/* Update data pointer for next row.*/ |
115 |
|
3075 |
info -> current_pixel_ptr += (UINT)pic_width * sizeof(USHORT); |
116 |
|
|
} |
117 |
|
|
|
118 |
|
|
/**************************************************************************/ |
119 |
|
|
/* */ |
120 |
|
|
/* FUNCTION RELEASE */ |
121 |
|
|
/* */ |
122 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_blend */ |
123 |
|
|
/* PORTABLE C */ |
124 |
|
|
/* 6.1 */ |
125 |
|
|
/* AUTHOR */ |
126 |
|
|
/* */ |
127 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
128 |
|
|
/* */ |
129 |
|
|
/* DESCRIPTION */ |
130 |
|
|
/* */ |
131 |
|
|
/* Internal helper function that handles writing of uncompressed */ |
132 |
|
|
/* pixlemap file with alpha channel with brush alpha. */ |
133 |
|
|
/* */ |
134 |
|
|
/* INPUT */ |
135 |
|
|
/* */ |
136 |
|
|
/* context Drawing context */ |
137 |
|
|
/* xstart x-coord of line left */ |
138 |
|
|
/* xend x-coord of line end */ |
139 |
|
|
/* y y-coord of line top */ |
140 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
141 |
|
|
/* alpha Alpha value */ |
142 |
|
|
/* */ |
143 |
|
|
/* OUTPUT */ |
144 |
|
|
/* */ |
145 |
|
|
/* None */ |
146 |
|
|
/* */ |
147 |
|
|
/* CALLS */ |
148 |
|
|
/* */ |
149 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
150 |
|
|
/* blend function */ |
151 |
|
|
/* */ |
152 |
|
|
/* CALLED BY */ |
153 |
|
|
/* */ |
154 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
155 |
|
|
/* */ |
156 |
|
|
/**************************************************************************/ |
157 |
|
3728 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_blend(GX_DRAW_CONTEXT *context, |
158 |
|
|
INT xstart, INT xend, INT y, |
159 |
|
|
GX_FILL_PIXELMAP_INFO *info, GX_UBYTE alpha) |
160 |
|
|
{ |
161 |
|
|
INT xval; |
162 |
|
|
GX_CONST USHORT *get; |
163 |
|
|
GX_CONST GX_UBYTE *getalpha; |
164 |
|
|
USHORT color; |
165 |
|
|
GX_UBYTE falpha; |
166 |
|
|
GX_UBYTE combined_alpha; |
167 |
|
|
GX_PIXELMAP *pixelmap; |
168 |
|
|
INT pic_width; |
169 |
|
|
INT offset; |
170 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
171 |
|
|
|
172 |
|
3728 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
173 |
✓✓ |
3728 |
if (blend_func == GX_NULL) |
174 |
|
|
{ |
175 |
|
857 |
return; |
176 |
|
|
} |
177 |
|
|
|
178 |
|
2871 |
pixelmap = info -> pixelmap; |
179 |
|
2871 |
pic_width = pixelmap -> gx_pixelmap_width; |
180 |
|
|
|
181 |
✓✓✓✓
|
2871 |
if ((info -> draw) && (xstart <= xend)) |
182 |
|
|
{ |
183 |
|
|
/* Pick the data pointer to the current row. */ |
184 |
|
2068 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
185 |
|
2068 |
getalpha = (GX_CONST GX_UBYTE *)info -> current_aux_ptr; |
186 |
|
|
|
187 |
|
|
/* Calculate the map offset in x-axis. */ |
188 |
|
2068 |
offset = (info -> x_offset % pic_width); |
189 |
|
|
|
190 |
✓✓ |
225596 |
for (xval = xstart; xval <= xend; xval++) |
191 |
|
|
{ |
192 |
|
223528 |
color = *(get + offset); |
193 |
|
223528 |
falpha = *(getalpha + offset); |
194 |
|
|
|
195 |
✓✓ |
223528 |
if (falpha) |
196 |
|
|
{ |
197 |
|
123452 |
combined_alpha = (GX_UBYTE)(falpha * alpha / 255); |
198 |
|
|
|
199 |
|
123452 |
blend_func(context, xval, y, color, combined_alpha); |
200 |
|
|
} |
201 |
|
|
|
202 |
|
223528 |
offset++; |
203 |
✓✓ |
223528 |
if (offset >= pic_width) |
204 |
|
|
{ |
205 |
|
3276 |
offset -= pic_width; |
206 |
|
|
} |
207 |
|
|
} |
208 |
|
|
} |
209 |
|
|
|
210 |
|
|
/* Update data pointers for next row. */ |
211 |
|
2871 |
info -> current_pixel_ptr += (UINT)pic_width * sizeof(USHORT); |
212 |
|
2871 |
info -> current_aux_ptr += (UINT)pic_width * sizeof(GX_UBYTE); |
213 |
|
|
} |
214 |
|
|
|
215 |
|
|
|
216 |
|
|
/**************************************************************************/ |
217 |
|
|
/* */ |
218 |
|
|
/* FUNCTION RELEASE */ |
219 |
|
|
/* */ |
220 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_blend */ |
221 |
|
|
/* PORTABLE C */ |
222 |
|
|
/* 6.1 */ |
223 |
|
|
/* AUTHOR */ |
224 |
|
|
/* */ |
225 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
226 |
|
|
/* */ |
227 |
|
|
/* DESCRIPTION */ |
228 |
|
|
/* */ |
229 |
|
|
/* Internal helper function that handles writing of compressed */ |
230 |
|
|
/* pixlemap file without alpha channel with brush_alpha. */ |
231 |
|
|
/* */ |
232 |
|
|
/* INPUT */ |
233 |
|
|
/* */ |
234 |
|
|
/* context Drawing context */ |
235 |
|
|
/* xstart x-coord of line left */ |
236 |
|
|
/* xend x-coord of line end */ |
237 |
|
|
/* y y-coord of line top */ |
238 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
239 |
|
|
/* alpha Alpha value */ |
240 |
|
|
/* */ |
241 |
|
|
/* OUTPUT */ |
242 |
|
|
/* */ |
243 |
|
|
/* None */ |
244 |
|
|
/* */ |
245 |
|
|
/* CALLS */ |
246 |
|
|
/* */ |
247 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
248 |
|
|
/* blend function */ |
249 |
|
|
/* */ |
250 |
|
|
/* CALLED BY */ |
251 |
|
|
/* */ |
252 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
253 |
|
|
/* */ |
254 |
|
|
/**************************************************************************/ |
255 |
|
4919 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_blend(GX_DRAW_CONTEXT *context, INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info, GX_UBYTE alpha) |
256 |
|
|
{ |
257 |
|
|
INT start_pos; |
258 |
|
|
INT xval; |
259 |
|
|
USHORT count; |
260 |
|
|
USHORT pixel; |
261 |
|
4919 |
GX_CONST USHORT *get = GX_NULL; |
262 |
|
|
GX_PIXELMAP *pixelmap; |
263 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR fcolor, GX_UBYTE alpha); |
264 |
|
|
|
265 |
|
4919 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
266 |
|
4919 |
pixelmap = info -> pixelmap; |
267 |
✓✓ |
4919 |
if (blend_func == GX_NULL) |
268 |
|
|
{ |
269 |
|
1124 |
return; |
270 |
|
|
} |
271 |
|
|
|
272 |
✓✓✓✓
|
3795 |
if ((info -> draw) && (xstart <= xend)) |
273 |
|
|
{ |
274 |
|
|
/* Calculate draw start position. */ |
275 |
|
2057 |
start_pos = xstart - (info -> x_offset % pixelmap -> gx_pixelmap_width); |
276 |
|
|
|
277 |
✓✓ |
4428 |
while (start_pos <= xend) |
278 |
|
|
{ |
279 |
|
2371 |
xval = start_pos; |
280 |
|
|
|
281 |
|
|
/*Start from where we need to repeat.*/ |
282 |
|
2371 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
283 |
|
|
|
284 |
✓✓ |
70129 |
while (xval < start_pos + pixelmap -> gx_pixelmap_width) |
285 |
|
|
{ |
286 |
|
67758 |
count = *get++; |
287 |
✓✓ |
67758 |
if (count & 0x8000) |
288 |
|
|
{ |
289 |
|
36698 |
count = (USHORT)((count & 0x7fff) + 1); |
290 |
|
36698 |
pixel = *get++; |
291 |
✓✓ |
283557 |
while (count--) |
292 |
|
|
{ |
293 |
✓✓✓✓
|
246859 |
if (xval >= xstart && xval <= xend) |
294 |
|
|
{ |
295 |
|
61415 |
blend_func(context, xval, y, pixel, alpha); |
296 |
|
|
} |
297 |
|
246859 |
xval++; |
298 |
|
|
} |
299 |
|
|
} |
300 |
|
|
else |
301 |
|
|
{ |
302 |
|
31060 |
count++; |
303 |
✓✓ |
696498 |
while (count--) |
304 |
|
|
{ |
305 |
|
665438 |
pixel = *get++; |
306 |
✓✓✓✓
|
665438 |
if (xval >= xstart && xval <= xend) |
307 |
|
|
{ |
308 |
|
160198 |
blend_func(context, xval, y, pixel, alpha); |
309 |
|
|
} |
310 |
|
665438 |
xval++; |
311 |
|
|
} |
312 |
|
|
} |
313 |
|
|
} |
314 |
|
2371 |
start_pos += pixelmap -> gx_pixelmap_width; |
315 |
|
|
} |
316 |
|
|
} |
317 |
|
|
else |
318 |
|
|
{ |
319 |
|
1738 |
xval = 0; |
320 |
|
1738 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
321 |
✓✓ |
42192 |
while (xval < pixelmap -> gx_pixelmap_width) |
322 |
|
|
{ |
323 |
|
40454 |
count = *get++; |
324 |
✓✓ |
40454 |
if (count & 0x8000) |
325 |
|
|
{ |
326 |
|
21565 |
count = (USHORT)((count & 0x7fff) + 1); |
327 |
|
21565 |
get++; |
328 |
|
|
} |
329 |
|
|
else |
330 |
|
|
{ |
331 |
|
18889 |
count++; |
332 |
|
18889 |
get += count; |
333 |
|
|
} |
334 |
|
40454 |
xval += count; |
335 |
|
|
} |
336 |
|
|
} |
337 |
|
|
|
338 |
|
|
/* Update data pointer for next row. */ |
339 |
|
3795 |
info -> current_pixel_ptr = (GX_UBYTE *)get; |
340 |
|
|
} |
341 |
|
|
|
342 |
|
|
/**************************************************************************/ |
343 |
|
|
/* */ |
344 |
|
|
/* FUNCTION RELEASE */ |
345 |
|
|
/* */ |
346 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_c_a_blend */ |
347 |
|
|
/* PORTABLE C */ |
348 |
|
|
/* 6.1 */ |
349 |
|
|
/* AUTHOR */ |
350 |
|
|
/* */ |
351 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
352 |
|
|
/* */ |
353 |
|
|
/* DESCRIPTION */ |
354 |
|
|
/* */ |
355 |
|
|
/* Internal helper function that handles writing of compressed */ |
356 |
|
|
/* pixlemap file with alpha channel with brush alpha. */ |
357 |
|
|
/* */ |
358 |
|
|
/* INPUT */ |
359 |
|
|
/* */ |
360 |
|
|
/* context Drawing context */ |
361 |
|
|
/* xstart x-coord of line left */ |
362 |
|
|
/* xend x-coord of line end */ |
363 |
|
|
/* y y-coord of line top */ |
364 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
365 |
|
|
/* alpha Alpha value */ |
366 |
|
|
/* */ |
367 |
|
|
/* OUTPUT */ |
368 |
|
|
/* */ |
369 |
|
|
/* None */ |
370 |
|
|
/* */ |
371 |
|
|
/* CALLS */ |
372 |
|
|
/* */ |
373 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
374 |
|
|
/* blend function */ |
375 |
|
|
/* */ |
376 |
|
|
/* CALLED BY */ |
377 |
|
|
/* */ |
378 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
379 |
|
|
/* */ |
380 |
|
|
/**************************************************************************/ |
381 |
|
4092 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_alpha_blend(GX_DRAW_CONTEXT *context, |
382 |
|
|
INT xstart, INT xend, INT y, |
383 |
|
|
GX_FILL_PIXELMAP_INFO *info, GX_UBYTE alpha) |
384 |
|
|
{ |
385 |
|
|
INT xval; |
386 |
|
|
GX_UBYTE count; |
387 |
|
|
INT start_pos; |
388 |
|
|
GX_UBYTE falpha; |
389 |
|
|
GX_UBYTE combined_alpha; |
390 |
|
|
USHORT pixel; |
391 |
|
4092 |
GX_CONST GX_UBYTE *get = GX_NULL; |
392 |
|
|
GX_CONST USHORT *getpixel; |
393 |
|
|
GX_PIXELMAP *pixelmap; |
394 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
395 |
|
|
|
396 |
|
4092 |
pixelmap = info -> pixelmap; |
397 |
|
4092 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
398 |
|
|
|
399 |
✓✓ |
4092 |
if (blend_func == GX_NULL) |
400 |
|
|
{ |
401 |
|
724 |
return; |
402 |
|
|
} |
403 |
|
|
|
404 |
✓✓✓✓
|
3368 |
if ((info -> draw) && (xstart <= xend)) |
405 |
|
|
{ |
406 |
|
|
/* Calculate the draw start position. */ |
407 |
|
2038 |
start_pos = xstart - (info -> x_offset % pixelmap -> gx_pixelmap_width); |
408 |
|
|
|
409 |
✓✓ |
11414 |
while (start_pos <= xend) |
410 |
|
|
{ |
411 |
|
9376 |
xval = start_pos; |
412 |
|
|
|
413 |
|
|
/*Start from where we need to repeat.*/ |
414 |
|
9376 |
get = (GX_CONST GX_UBYTE *)info -> current_pixel_ptr; |
415 |
✓✓ |
44354 |
while (xval < start_pos + pixelmap -> gx_pixelmap_width) |
416 |
|
|
{ |
417 |
|
34978 |
count = *get; |
418 |
✓✓ |
34978 |
if (count & 0x80) |
419 |
|
|
{ |
420 |
|
17410 |
count = (GX_UBYTE)((count & 0x7f) + 1u); |
421 |
|
17410 |
falpha = *(get + 1); |
422 |
|
17410 |
combined_alpha = (GX_UBYTE)(falpha * alpha / 255); |
423 |
✓✓ |
17410 |
if (combined_alpha) |
424 |
|
|
{ |
425 |
|
7391 |
get += 2; |
426 |
|
7391 |
getpixel = (GX_CONST USHORT *)get; |
427 |
|
7391 |
pixel = *getpixel; |
428 |
|
7391 |
get += 2; |
429 |
|
|
|
430 |
✓✓ |
165920 |
while (count--) |
431 |
|
|
{ |
432 |
✓✓✓✓
|
158529 |
if (xval >= xstart && xval <= xend) |
433 |
|
|
{ |
434 |
|
76559 |
blend_func(context, xval, y, pixel, combined_alpha); |
435 |
|
|
} |
436 |
|
158529 |
xval++; |
437 |
|
|
} |
438 |
|
|
} |
439 |
|
|
else |
440 |
|
|
{ |
441 |
|
10019 |
get += 4; |
442 |
|
10019 |
xval += count; |
443 |
|
|
} |
444 |
|
|
} |
445 |
|
|
else |
446 |
|
|
{ |
447 |
|
17568 |
count++; |
448 |
✓✓ |
99828 |
while (count--) |
449 |
|
|
{ |
450 |
✓✓✓✓
|
82260 |
if (xval >= xstart && xval <= xend) |
451 |
|
|
{ |
452 |
|
65712 |
falpha = *(get + 1); |
453 |
|
65712 |
combined_alpha = (GX_UBYTE)(falpha * alpha / 255); |
454 |
|
65712 |
get += 2; |
455 |
|
65712 |
getpixel = (USHORT *)get; |
456 |
|
65712 |
pixel = *getpixel; |
457 |
|
65712 |
get += 2; |
458 |
|
65712 |
blend_func(context, xval, y, pixel, combined_alpha); |
459 |
|
|
} |
460 |
|
|
else |
461 |
|
|
{ |
462 |
|
16548 |
get += 4; |
463 |
|
|
} |
464 |
|
82260 |
xval++; |
465 |
|
|
} |
466 |
|
|
} |
467 |
|
|
} |
468 |
|
9376 |
start_pos += pixelmap -> gx_pixelmap_width; |
469 |
|
|
} |
470 |
|
|
} |
471 |
|
|
else |
472 |
|
|
{ |
473 |
|
|
/* Skip this line. */ |
474 |
|
1330 |
xval = 0; |
475 |
|
1330 |
get = (GX_CONST GX_UBYTE *)info -> current_pixel_ptr; |
476 |
✓✓ |
11615 |
while (xval < pixelmap -> gx_pixelmap_width) |
477 |
|
|
{ |
478 |
|
10285 |
count = *get; |
479 |
✓✓ |
10285 |
if (count & 0x80) |
480 |
|
|
{ |
481 |
|
6508 |
count = (GX_UBYTE)((count & 0x7f) + 1); |
482 |
|
6508 |
get += 4; |
483 |
|
|
} |
484 |
|
|
else |
485 |
|
|
{ |
486 |
|
3777 |
count++; |
487 |
|
3777 |
get += count * 4; |
488 |
|
|
} |
489 |
|
10285 |
xval += count; |
490 |
|
|
} |
491 |
|
|
} |
492 |
|
|
|
493 |
|
|
/* Update data pointer for the next line. */ |
494 |
|
3368 |
info -> current_pixel_ptr = (GX_UBYTE *)get; |
495 |
|
|
} |
496 |
|
|
|
497 |
|
|
#endif /* GX_BRUSH_ALPHA_SUPPORT */ |
498 |
|
|
|
499 |
|
|
/**************************************************************************/ |
500 |
|
|
/* */ |
501 |
|
|
/* FUNCTION RELEASE */ |
502 |
|
|
/* */ |
503 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_raw_write */ |
504 |
|
|
/* PORTABLE C */ |
505 |
|
|
/* 6.X */ |
506 |
|
|
/* AUTHOR */ |
507 |
|
|
/* */ |
508 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
509 |
|
|
/* */ |
510 |
|
|
/* DESCRIPTION */ |
511 |
|
|
/* */ |
512 |
|
|
/* Internal helper function that handles writing of uncompressed */ |
513 |
|
|
/* pixlemap file without alpha channel. */ |
514 |
|
|
/* */ |
515 |
|
|
/* INPUT */ |
516 |
|
|
/* */ |
517 |
|
|
/* context Drawing context */ |
518 |
|
|
/* xstart x-coord of line left */ |
519 |
|
|
/* xend x-coord of line end */ |
520 |
|
|
/* y y-coord of line top */ |
521 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
522 |
|
|
/* */ |
523 |
|
|
/* OUTPUT */ |
524 |
|
|
/* */ |
525 |
|
|
/* None */ |
526 |
|
|
/* */ |
527 |
|
|
/* CALLS */ |
528 |
|
|
/* */ |
529 |
|
|
/* None */ |
530 |
|
|
/* */ |
531 |
|
|
/* CALLED BY */ |
532 |
|
|
/* */ |
533 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
534 |
|
|
/* */ |
535 |
|
|
/**************************************************************************/ |
536 |
|
4122 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_raw_write(GX_DRAW_CONTEXT *context, |
537 |
|
|
INT xstart, INT xend, INT y, |
538 |
|
|
GX_FILL_PIXELMAP_INFO *info) |
539 |
|
|
{ |
540 |
|
|
INT xval; |
541 |
|
|
INT offset; |
542 |
|
|
INT pic_width; |
543 |
|
4122 |
GX_CONST USHORT *get = GX_NULL; |
544 |
|
|
USHORT *put; |
545 |
|
|
GX_PIXELMAP *pixelmap; |
546 |
|
|
|
547 |
|
4122 |
pixelmap = info -> pixelmap; |
548 |
|
|
|
549 |
|
4122 |
pic_width = pixelmap -> gx_pixelmap_width; |
550 |
|
|
|
551 |
|
|
/* Pickup data pointer for the current line. */ |
552 |
|
4122 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
553 |
|
|
|
554 |
✓✓✓✓
|
4122 |
if ((info -> draw) && (xstart <= xend)) |
555 |
|
|
{ |
556 |
|
3054 |
put = (USHORT *)context -> gx_draw_context_memory; |
557 |
|
3054 |
GX_CALCULATE_PUTROW(put, xstart, y, context); |
558 |
|
|
|
559 |
|
|
/*calculate the offset.*/ |
560 |
|
3054 |
offset = (info -> x_offset % pic_width); |
561 |
|
|
|
562 |
✓✓ |
423330 |
for (xval = xstart; xval <= xend; xval++) |
563 |
|
|
{ |
564 |
|
420276 |
*put++ = *(get + offset); |
565 |
|
420276 |
offset++; |
566 |
|
|
|
567 |
✓✓ |
420276 |
if (offset >= pic_width) |
568 |
|
|
{ |
569 |
|
13074 |
offset -= pic_width; |
570 |
|
|
} |
571 |
|
|
} |
572 |
|
|
} |
573 |
|
|
|
574 |
|
|
/* Update data pointer for the next line. */ |
575 |
|
4122 |
info -> current_pixel_ptr += (UINT)pic_width * sizeof(USHORT); |
576 |
|
4122 |
} |
577 |
|
|
|
578 |
|
|
/**************************************************************************/ |
579 |
|
|
/* */ |
580 |
|
|
/* FUNCTION RELEASE */ |
581 |
|
|
/* */ |
582 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_write */ |
583 |
|
|
/* PORTABLE C */ |
584 |
|
|
/* 6.1 */ |
585 |
|
|
/* AUTHOR */ |
586 |
|
|
/* */ |
587 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
588 |
|
|
/* */ |
589 |
|
|
/* DESCRIPTION */ |
590 |
|
|
/* */ |
591 |
|
|
/* Internal helper function that handles writing of uncompressed */ |
592 |
|
|
/* pixlemap file with alpha channel. */ |
593 |
|
|
/* */ |
594 |
|
|
/* INPUT */ |
595 |
|
|
/* */ |
596 |
|
|
/* context Drawing context */ |
597 |
|
|
/* xstart x-coord of line left */ |
598 |
|
|
/* xend x-coord of line end */ |
599 |
|
|
/* y y-coord of line top */ |
600 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
601 |
|
|
/* */ |
602 |
|
|
/* OUTPUT */ |
603 |
|
|
/* */ |
604 |
|
|
/* None */ |
605 |
|
|
/* */ |
606 |
|
|
/* CALLS */ |
607 |
|
|
/* */ |
608 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
609 |
|
|
/* blend function */ |
610 |
|
|
/* [gx_display_driver_pixel_write] Basic display driver pixel */ |
611 |
|
|
/* write function */ |
612 |
|
|
/* */ |
613 |
|
|
/* CALLED BY */ |
614 |
|
|
/* */ |
615 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
616 |
|
|
/* */ |
617 |
|
|
/**************************************************************************/ |
618 |
|
4047 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_write(GX_DRAW_CONTEXT *context, |
619 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
620 |
|
|
{ |
621 |
|
|
INT xval; |
622 |
|
|
GX_CONST USHORT *get; |
623 |
|
|
GX_CONST GX_UBYTE *getalpha; |
624 |
|
|
USHORT color; |
625 |
|
|
GX_UBYTE alpha; |
626 |
|
|
GX_PIXELMAP *pixelmap; |
627 |
|
|
INT pic_width; |
628 |
|
|
INT offset; |
629 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
630 |
|
|
|
631 |
|
4047 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
632 |
|
4047 |
pixelmap = info -> pixelmap; |
633 |
|
|
|
634 |
✓✓ |
4047 |
if (blend_func == GX_NULL) |
635 |
|
|
{ |
636 |
|
857 |
return; |
637 |
|
|
} |
638 |
|
|
|
639 |
|
3190 |
pic_width = pixelmap -> gx_pixelmap_width; |
640 |
✓✓✓✓
|
3190 |
if ((info -> draw) && (xstart <= xend)) |
641 |
|
|
{ |
642 |
|
|
/* Pick up data pointers to the current line. */ |
643 |
|
2387 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
644 |
|
2387 |
getalpha = (GX_CONST GX_UBYTE *)info -> current_aux_ptr; |
645 |
|
|
|
646 |
|
|
/* calculate map offset in x-axis. */ |
647 |
|
2387 |
offset = (info -> x_offset % pic_width); |
648 |
|
|
|
649 |
✓✓ |
306284 |
for (xval = xstart; xval <= xend; xval++) |
650 |
|
|
{ |
651 |
|
303897 |
color = *(get + offset); |
652 |
|
303897 |
alpha = *(getalpha + offset); |
653 |
|
|
|
654 |
|
303897 |
blend_func(context, xval, y, color, alpha); |
655 |
|
|
|
656 |
|
303897 |
offset++; |
657 |
✓✓ |
303897 |
if (offset >= pic_width) |
658 |
|
|
{ |
659 |
|
5366 |
offset -= pic_width; |
660 |
|
|
} |
661 |
|
|
} |
662 |
|
|
} |
663 |
|
|
|
664 |
|
|
/* Update data pointers for the next line. */ |
665 |
|
3190 |
info -> current_pixel_ptr += (UINT)pic_width * sizeof(USHORT); |
666 |
|
3190 |
info -> current_aux_ptr += (UINT)pic_width * sizeof(GX_UBYTE); |
667 |
|
|
} |
668 |
|
|
|
669 |
|
|
/**************************************************************************/ |
670 |
|
|
/* */ |
671 |
|
|
/* FUNCTION RELEASE */ |
672 |
|
|
/* */ |
673 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_write */ |
674 |
|
|
/* PORTABLE C */ |
675 |
|
|
/* 6.3.0 */ |
676 |
|
|
/* AUTHOR */ |
677 |
|
|
/* */ |
678 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
679 |
|
|
/* */ |
680 |
|
|
/* DESCRIPTION */ |
681 |
|
|
/* */ |
682 |
|
|
/* Internal helper function that handles writing of compressed */ |
683 |
|
|
/* pixlemap file without alpha channel. */ |
684 |
|
|
/* */ |
685 |
|
|
/* INPUT */ |
686 |
|
|
/* */ |
687 |
|
|
/* context Drawing context */ |
688 |
|
|
/* xstart x-coord of line left */ |
689 |
|
|
/* xend x-coord of line end */ |
690 |
|
|
/* y y-coord of line top */ |
691 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
692 |
|
|
/* */ |
693 |
|
|
/* OUTPUT */ |
694 |
|
|
/* */ |
695 |
|
|
/* None */ |
696 |
|
|
/* */ |
697 |
|
|
/* CALLS */ |
698 |
|
|
/* */ |
699 |
|
|
/* None */ |
700 |
|
|
/* */ |
701 |
|
|
/* CALLED BY */ |
702 |
|
|
/* */ |
703 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
704 |
|
|
/* */ |
705 |
|
|
/**************************************************************************/ |
706 |
|
5238 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_write(GX_DRAW_CONTEXT *context, |
707 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
708 |
|
|
{ |
709 |
|
|
INT start_pos; |
710 |
|
|
INT xval; |
711 |
|
|
USHORT count; |
712 |
|
|
USHORT pixel; |
713 |
|
5238 |
GX_CONST USHORT *get = GX_NULL; |
714 |
|
|
USHORT *put; |
715 |
|
|
GX_PIXELMAP *pixelmap; |
716 |
|
|
|
717 |
|
5238 |
pixelmap = info -> pixelmap; |
718 |
|
|
|
719 |
✓✓✓✓
|
5238 |
if ((info -> draw) && (xstart <= xend)) |
720 |
|
|
{ |
721 |
|
|
/* Calculate draw start position. */ |
722 |
|
3030 |
start_pos = xstart - (info -> x_offset % pixelmap -> gx_pixelmap_width); |
723 |
|
|
|
724 |
|
3030 |
put = (USHORT *)context -> gx_draw_context_memory; |
725 |
|
3030 |
GX_CALCULATE_PUTROW(put, start_pos, y, context); |
726 |
|
|
|
727 |
|
|
/*Repeat the draw operation to fill the whole dirty area.*/ |
728 |
✓✓ |
6687 |
while (start_pos <= xend) |
729 |
|
|
{ |
730 |
|
3657 |
xval = start_pos; |
731 |
|
|
|
732 |
|
|
/*Start from where we need to repeat.*/ |
733 |
|
3657 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
734 |
|
|
|
735 |
✓✓ |
127632 |
while (xval < start_pos + pixelmap -> gx_pixelmap_width) |
736 |
|
|
{ |
737 |
|
123975 |
count = *get++; |
738 |
✓✓ |
123975 |
if (count & 0x8000) |
739 |
|
|
{ |
740 |
|
67179 |
count = (USHORT)((count & 0x7fff) + 1); |
741 |
|
67179 |
pixel = *get++; |
742 |
✓✓ |
478354 |
while (count--) |
743 |
|
|
{ |
744 |
✓✓✓✓
|
411175 |
if (xval >= xstart && xval <= xend) |
745 |
|
|
{ |
746 |
|
118668 |
*put = pixel; |
747 |
|
|
} |
748 |
|
411175 |
xval++; |
749 |
|
411175 |
put++; |
750 |
|
|
} |
751 |
|
|
} |
752 |
|
|
else |
753 |
|
|
{ |
754 |
|
56796 |
count++; |
755 |
✓✓ |
1258640 |
while (count--) |
756 |
|
|
{ |
757 |
|
1201844 |
pixel = *get++; |
758 |
✓✓✓✓
|
1201844 |
if (xval >= xstart && xval <= xend) |
759 |
|
|
{ |
760 |
|
297841 |
*put = pixel; |
761 |
|
|
} |
762 |
|
1201844 |
xval++; |
763 |
|
1201844 |
put++; |
764 |
|
|
} |
765 |
|
|
} |
766 |
|
|
} |
767 |
|
3657 |
start_pos += pixelmap -> gx_pixelmap_width; |
768 |
|
|
} |
769 |
|
|
} |
770 |
|
|
else |
771 |
|
|
{ |
772 |
|
2208 |
xval = 0; |
773 |
|
2208 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
774 |
✓✓ |
67516 |
while (xval < pixelmap -> gx_pixelmap_width) |
775 |
|
|
{ |
776 |
|
65308 |
count = *get++; |
777 |
✓✓ |
65308 |
if (count & 0x8000) |
778 |
|
|
{ |
779 |
|
34365 |
count = (USHORT)((count & 0x7fff) + 1); |
780 |
|
34365 |
get++; |
781 |
|
|
} |
782 |
|
|
else |
783 |
|
|
{ |
784 |
|
30943 |
count++; |
785 |
|
30943 |
get += count; |
786 |
|
|
} |
787 |
|
65308 |
xval += count; |
788 |
|
|
} |
789 |
|
|
} |
790 |
|
|
|
791 |
|
|
/* Update data pointer for the next line. */ |
792 |
|
5238 |
info -> current_pixel_ptr = (GX_UBYTE *)get; |
793 |
|
5238 |
} |
794 |
|
|
|
795 |
|
|
/**************************************************************************/ |
796 |
|
|
/* */ |
797 |
|
|
/* FUNCTION RELEASE */ |
798 |
|
|
/* */ |
799 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_c_a_write */ |
800 |
|
|
/* PORTABLE C */ |
801 |
|
|
/* 6.1 */ |
802 |
|
|
/* AUTHOR */ |
803 |
|
|
/* */ |
804 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
805 |
|
|
/* */ |
806 |
|
|
/* DESCRIPTION */ |
807 |
|
|
/* */ |
808 |
|
|
/* Internal helper function that handles writing of compressed */ |
809 |
|
|
/* pixlemap file with alpha channel. */ |
810 |
|
|
/* */ |
811 |
|
|
/* INPUT */ |
812 |
|
|
/* */ |
813 |
|
|
/* context Drawing context */ |
814 |
|
|
/* xstart x-coord of line left */ |
815 |
|
|
/* xend x-coord of line end */ |
816 |
|
|
/* y y-coord of line top */ |
817 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
818 |
|
|
/* */ |
819 |
|
|
/* OUTPUT */ |
820 |
|
|
/* */ |
821 |
|
|
/* None */ |
822 |
|
|
/* */ |
823 |
|
|
/* CALLS */ |
824 |
|
|
/* */ |
825 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
826 |
|
|
/* blend function */ |
827 |
|
|
/* */ |
828 |
|
|
/* CALLED BY */ |
829 |
|
|
/* */ |
830 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
831 |
|
|
/* */ |
832 |
|
|
/**************************************************************************/ |
833 |
|
4411 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_alpha_write(GX_DRAW_CONTEXT *context, |
834 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
835 |
|
|
{ |
836 |
|
|
INT xval; |
837 |
|
|
GX_UBYTE count; |
838 |
|
|
INT start_pos; |
839 |
|
|
GX_UBYTE alpha; |
840 |
|
|
USHORT pixel; |
841 |
|
4411 |
GX_CONST GX_UBYTE *get = GX_NULL; |
842 |
|
|
GX_CONST USHORT *getpixel; |
843 |
|
|
GX_PIXELMAP *pixelmap; |
844 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
845 |
|
|
|
846 |
|
4411 |
pixelmap = info -> pixelmap; |
847 |
|
4411 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
848 |
|
|
|
849 |
✓✓ |
4411 |
if (blend_func == GX_NULL) |
850 |
|
|
{ |
851 |
|
724 |
return; |
852 |
|
|
} |
853 |
|
|
|
854 |
✓✓✓✓
|
3687 |
if ((info -> draw) && (xstart <= xend)) |
855 |
|
|
{ |
856 |
|
|
/* Calculate draw start position. */ |
857 |
|
2357 |
start_pos = xstart - (info -> x_offset % pixelmap -> gx_pixelmap_width); |
858 |
|
|
|
859 |
|
|
/* Repeat the draw operation to fill the whole dirty area. */ |
860 |
✓✓ |
12369 |
while (start_pos <= xend) |
861 |
|
|
{ |
862 |
|
10012 |
xval = start_pos; |
863 |
|
|
|
864 |
|
|
/* Start from where we need to repeat. */ |
865 |
|
10012 |
get = (GX_CONST GX_UBYTE *)info -> current_pixel_ptr; |
866 |
✓✓ |
49915 |
while (xval < start_pos + pixelmap -> gx_pixelmap_width) |
867 |
|
|
{ |
868 |
|
39903 |
count = *get; |
869 |
✓✓ |
39903 |
if (count & 0x80) |
870 |
|
|
{ |
871 |
|
20544 |
count = (GX_UBYTE)((count & 0x7f) + 1u); |
872 |
|
20544 |
alpha = *(get + 1); |
873 |
✓✓ |
20544 |
if (alpha) |
874 |
|
|
{ |
875 |
|
8323 |
get += 2; |
876 |
|
|
|
877 |
|
8323 |
getpixel = (GX_CONST USHORT *)get; |
878 |
|
8323 |
pixel = *getpixel; |
879 |
|
8323 |
get += 2; |
880 |
|
|
|
881 |
✓✓ |
207073 |
while (count--) |
882 |
|
|
{ |
883 |
✓✓✓✓
|
198750 |
if (xval >= xstart && xval <= xend) |
884 |
|
|
{ |
885 |
|
107607 |
blend_func(context, xval, y, pixel, alpha); |
886 |
|
|
} |
887 |
|
198750 |
xval++; |
888 |
|
|
} |
889 |
|
|
} |
890 |
|
|
else |
891 |
|
|
{ |
892 |
|
12221 |
get += 4; |
893 |
|
12221 |
xval += count; |
894 |
|
|
} |
895 |
|
|
} |
896 |
|
|
else |
897 |
|
|
{ |
898 |
|
19359 |
count++; |
899 |
✓✓ |
107749 |
while (count--) |
900 |
|
|
{ |
901 |
✓✓✓✓
|
88390 |
if (xval >= xstart && xval <= xend) |
902 |
|
|
{ |
903 |
|
69676 |
alpha = *(get + 1); |
904 |
|
69676 |
get += 2; |
905 |
|
69676 |
getpixel = (USHORT *)get; |
906 |
|
69676 |
pixel = *getpixel; |
907 |
|
69676 |
get += 2; |
908 |
|
69676 |
blend_func(context, xval, y, pixel, alpha); |
909 |
|
|
} |
910 |
|
|
else |
911 |
|
|
{ |
912 |
|
18714 |
get += 4; |
913 |
|
|
} |
914 |
|
88390 |
xval++; |
915 |
|
|
} |
916 |
|
|
} |
917 |
|
|
} |
918 |
|
10012 |
start_pos += pixelmap -> gx_pixelmap_width; |
919 |
|
|
} |
920 |
|
|
} |
921 |
|
|
else |
922 |
|
|
{ |
923 |
|
|
/* Just do skip operation here. */ |
924 |
|
1330 |
xval = 0; |
925 |
|
1330 |
get = (GX_CONST GX_UBYTE *)info -> current_pixel_ptr; |
926 |
✓✓ |
11615 |
while (xval < pixelmap -> gx_pixelmap_width) |
927 |
|
|
{ |
928 |
|
10285 |
count = *get; |
929 |
✓✓ |
10285 |
if (count & 0x80) |
930 |
|
|
{ |
931 |
|
6508 |
count = (GX_UBYTE)((count & 0x7f) + 1); |
932 |
|
6508 |
get += 4; |
933 |
|
|
} |
934 |
|
|
else |
935 |
|
|
{ |
936 |
|
3777 |
count++; |
937 |
|
3777 |
get += count * 4; |
938 |
|
|
} |
939 |
|
10285 |
xval += count; |
940 |
|
|
} |
941 |
|
|
} |
942 |
|
|
|
943 |
|
|
/* Update data pinter for the next line. */ |
944 |
|
3687 |
info -> current_pixel_ptr = (GX_UBYTE *)get; |
945 |
|
|
} |
946 |
|
|
|
947 |
|
|
/**************************************************************************/ |
948 |
|
|
/* */ |
949 |
|
|
/* FUNCTION RELEASE */ |
950 |
|
|
/* */ |
951 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
952 |
|
|
/* PORTABLE C */ |
953 |
|
|
/* 6.1 */ |
954 |
|
|
/* AUTHOR */ |
955 |
|
|
/* */ |
956 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
957 |
|
|
/* */ |
958 |
|
|
/* DESCRIPTION */ |
959 |
|
|
/* */ |
960 |
|
|
/* 565rgb screen driver pixelmap drawing function that handles */ |
961 |
|
|
/* compressed or uncompress, with or without alpha channel. */ |
962 |
|
|
/* */ |
963 |
|
|
/* INPUT */ |
964 |
|
|
/* */ |
965 |
|
|
/* context Drawing context */ |
966 |
|
|
/* xstart x-coord of line left */ |
967 |
|
|
/* xend x-coord of line right */ |
968 |
|
|
/* y y-coord of line top */ |
969 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
970 |
|
|
/* */ |
971 |
|
|
/* OUTPUT */ |
972 |
|
|
/* */ |
973 |
|
|
/* None */ |
974 |
|
|
/* */ |
975 |
|
|
/* CALLS */ |
976 |
|
|
/* */ |
977 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_c_a_blend */ |
978 |
|
|
/* Real pixelmap blend function */ |
979 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_blend */ |
980 |
|
|
/* Real pixelmap blend function */ |
981 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_c_blend */ |
982 |
|
|
/* Real pixelmap blend function */ |
983 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_raw_blend */ |
984 |
|
|
/* Real pixelmap blend function */ |
985 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_c_a_write */ |
986 |
|
|
/* Real pixelmap write function */ |
987 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_write */ |
988 |
|
|
/* Real pixelmap write function */ |
989 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_c_write */ |
990 |
|
|
/* Real pixelmap write function */ |
991 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_raw_write */ |
992 |
|
|
/* Real pixelmap write function */ |
993 |
|
|
/* */ |
994 |
|
|
/* CALLED BY */ |
995 |
|
|
/* */ |
996 |
|
|
/* GUIX Internal Code */ |
997 |
|
|
/* */ |
998 |
|
|
/**************************************************************************/ |
999 |
|
44037 |
VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_draw(GX_DRAW_CONTEXT *context, |
1000 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
1001 |
|
|
{ |
1002 |
|
|
#if defined GX_BRUSH_ALPHA_SUPPORT |
1003 |
|
|
GX_UBYTE alpha; |
1004 |
|
|
|
1005 |
|
44037 |
alpha = context -> gx_draw_context_brush.gx_brush_alpha; |
1006 |
✓✓✓✓
|
44037 |
if ((alpha == 0) || (info -> pixelmap == GX_NULL)) |
1007 |
|
|
{ |
1008 |
|
|
/* Nothing to drawn. Just return. */ |
1009 |
|
9677 |
return; |
1010 |
|
|
} |
1011 |
|
|
|
1012 |
✓✓ |
34360 |
if (alpha != 0xff) |
1013 |
|
|
{ |
1014 |
|
|
|
1015 |
✓✓ |
16542 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_ALPHA) |
1016 |
|
|
{ |
1017 |
✓✓ |
7820 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_COMPRESSED) |
1018 |
|
|
{ |
1019 |
|
|
/* has both compression and alpha */ |
1020 |
|
4092 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_alpha_blend(context, xstart, xend, y, info, alpha); |
1021 |
|
|
} |
1022 |
|
|
else |
1023 |
|
|
{ |
1024 |
|
|
/* alpha, no compression */ |
1025 |
|
3728 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_blend(context, xstart, xend, y, info, alpha); |
1026 |
|
|
} |
1027 |
|
|
} |
1028 |
|
|
else |
1029 |
|
|
{ |
1030 |
✓✓ |
8722 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_COMPRESSED) |
1031 |
|
|
{ |
1032 |
|
|
/* compressed with no alpha */ |
1033 |
|
4919 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_blend(context, xstart, xend, y, info, alpha); |
1034 |
|
|
} |
1035 |
|
|
else |
1036 |
|
|
{ |
1037 |
|
|
/* no compression or alpha */ |
1038 |
|
3803 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_raw_blend(context, xstart, xend, y, info, alpha); |
1039 |
|
|
} |
1040 |
|
|
} |
1041 |
|
|
|
1042 |
|
|
/* Data pointer goes to the end of the fill map, move it to the start again. */ |
1043 |
✓✓ |
16542 |
if (info -> current_pixel_ptr >= info -> pixelmap -> gx_pixelmap_data + info -> pixelmap -> gx_pixelmap_data_size) |
1044 |
|
|
{ |
1045 |
|
144 |
info -> current_pixel_ptr = (GX_UBYTE *)info -> pixelmap -> gx_pixelmap_data; |
1046 |
|
144 |
info -> current_aux_ptr = (GX_UBYTE *)info -> pixelmap -> gx_pixelmap_aux_data; |
1047 |
|
|
} |
1048 |
|
16542 |
return; |
1049 |
|
|
} |
1050 |
|
|
#endif |
1051 |
|
|
|
1052 |
✓✓ |
17818 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_ALPHA) |
1053 |
|
|
{ |
1054 |
✓✓ |
8458 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_COMPRESSED) |
1055 |
|
|
{ |
1056 |
|
|
/* has both compression and alpha */ |
1057 |
|
4411 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_alpha_write(context, xstart, xend, y, info); |
1058 |
|
|
} |
1059 |
|
|
else |
1060 |
|
|
{ |
1061 |
|
|
/* alpha, no compression */ |
1062 |
|
4047 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_write(context, xstart, xend, y, info); |
1063 |
|
|
} |
1064 |
|
|
} |
1065 |
|
|
else |
1066 |
|
|
{ |
1067 |
✓✓ |
9360 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_COMPRESSED) |
1068 |
|
|
{ |
1069 |
|
|
/* compressed with no alpha */ |
1070 |
|
5238 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_write(context, xstart, xend, y, info); |
1071 |
|
|
} |
1072 |
|
|
else |
1073 |
|
|
{ |
1074 |
|
|
/* no compression or alpha */ |
1075 |
|
4122 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_raw_write(context, xstart, xend, y, info); |
1076 |
|
|
} |
1077 |
|
|
} |
1078 |
|
|
|
1079 |
|
|
/* Data pointers goes to the end of full map, move it to the start again. */ |
1080 |
✓✓ |
17818 |
if (info -> current_pixel_ptr >= info -> pixelmap -> gx_pixelmap_data + info -> pixelmap -> gx_pixelmap_data_size) |
1081 |
|
|
{ |
1082 |
|
196 |
info -> current_pixel_ptr = (GX_UBYTE *)info -> pixelmap -> gx_pixelmap_data; |
1083 |
|
196 |
info -> current_aux_ptr = (GX_UBYTE *)info -> pixelmap -> gx_pixelmap_aux_data; |
1084 |
|
|
} |
1085 |
|
|
} |