gd_primitive_internal.h
13.2 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
/*****************************************************************************
* Copyright Statement:
* --------------------
* This software is protected by Copyright and the information contained
* herein is confidential. The software may not be copied and the information
* contained herein may not be used or disclosed except with the written
* permission of MediaTek Inc. (C) 2005
*
* BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
* THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
* RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
* AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
* NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
* SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
* SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
* THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
* NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
* SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
*
* BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
* LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
* AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
* OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
* MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
*
* THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
* WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
* LAWS PRINCIPLES. ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
* RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
* THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
*
*****************************************************************************/
/*******************************************************************************
* Filename:
* ---------
* gd_primitive_internal.h
*
* Project:
* --------
* MAUI
*
* Description:
* ------------
*
*
* Author:
* -------
* -------
*
*==============================================================================
* HISTORY
* Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*------------------------------------------------------------------------------
*------------------------------------------------------------------------------
* Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*==============================================================================
*******************************************************************************/
#ifndef GD_PRIMITIVE_INTERNAL_H
#define GD_PRIMITIVE_INTERNAL_H
#include "kal_release.h"
#include "kal_general_types.h"
#include "string.h"
#include "MMIDataType.h"
#include "gdi_datatype.h"
#include "gdi_const.h"
#include "gdi_primitive.h"
/*****************************************************************************
* FUNCTION
* GD_RESIZE_BITBLT
* DESCRIPTION
*****************************************************************************/
void GD_RESIZE_BITBLT(
U8 *dest, S32 dw, S32 dh, S32 dx1, S32 dy1, S32 dx2, S32 dy2,
U8 *src, S32 sw, S32 sh, S32 sx1, S32 sy1, S32 sx2, S32 sy2,
S32 clipx1,S32 clipy1,S32 clipx2,S32 clipy2,
gdi_color src_key,gdi_color layer_key)
{
/*----------------------------------------------------------------*/
/* Local Variables */
/*----------------------------------------------------------------*/
U8 *d;
S32 rx1, ry1, rx2, ry2; /* real destination */
S32 rox, roy; /* (dx1,dy1) is (0,0) , (rox,roy) is the distance of (rx1,ry1) to (0,0) */
S32 rw, rh;
U32 xratio;
U32 yratio;
/* calculate (xratio,yratio) */
{
S32 dw1;
S32 dh1;
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
dw1 = dx2 - dx1 + 1;
dh1 = dy2 - dy1 + 1;
if (dw1 <= 0 || dh1 <= 0)
{
return; /* nothing to do */
}
xratio = ((sx2 - sx1 + 1) << 16) / dw1;
yratio = ((sy2 - sy1 + 1) << 16) / dh1;
}
rx1 = dx1;
ry1 = dy1;
rx2 = dx2;
ry2 = dy2;
GDI_CLIP_TWO_RECT(rx1, ry1, rx2, ry2, clipx1, clipy1, clipx2, clipy2, return);
rw = rx2 - rx1 + 1;
rh = ry2 - ry1 + 1;
rox = rx1 - dx1;
roy = ry1 - dy1;
d = (U8*) (dest + (rx1 + ry1 * dw) * PIXEL_BYTES);
/* start to resample */
{
S32 dx, dy, sx, sy;
for (dy = 0; dy < rh; dy++)
{
sy = (((dy + roy) * yratio) >> 16) + sy1;
if(sy<0) sy=0; else if(sy>=sh) sy=sh-1;
for (dx = 0; dx < rw; dx++, JUMP_PIXEL(d, 1))
{
PIXEL_TYPE c;
sx = (((dx + rox) * xratio) >> 16) + sx1;
if(sx<0) sx=0; else if(sx>=sw) sx=sw-1;
GET_PIXEL(c, (src + (sy * sw + sx) * PIXEL_BYTES));
if (c != src_key)
{
if (c == layer_key)
{
c ^= 1;
}
PUT_PIXEL(c, d);
}
}
JUMP_PIXEL(d, (dw - rw));
}
}
}
/*****************************************************************************
* FUNCTION
* GD_BITBLT
* DESCRIPTION
*
* PARAMETERS
* dest [?]
* dw [IN]
* dh [IN]
* dx1 [IN]
* dy1 [IN]
* dx2 [IN]
* dy2 [IN]
* src [?]
* sw [IN]
* sh [IN]
* sx1 [IN]
* sy1 [IN]
* sx2 [IN]
* sy2 [IN]
* clipx1 [IN]
* clipy1 [IN]
* clipx2 [IN]
* clipy2 [IN]
* src_key [IN]
* layer_key [IN]
* RETURNS
* void
*****************************************************************************/
void GD_BITBLT(
U8 *dest,S32 dw, S32 dh, S32 dx1, S32 dy1, S32 dx2, S32 dy2,
U8 *src,S32 sw,S32 sh,S32 sx1,S32 sy1, S32 sx2, S32 sy2,
S32 clipx1, S32 clipy1, S32 clipx2, S32 clipy2,
gdi_color src_key, gdi_color layer_key)
{
S32 w, h;
/* process clipping */
{
S32 old_dx, old_dy;
S32 offset_x, offset_y;
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
old_dx = dx1;
old_dy = dy1;
GDI_CLIP_TWO_RECT(dx1, dy1, dx2, dy2, clipx1, clipy1, clipx2, clipy2, return);
offset_x = dx1 - old_dx;
offset_y = dy1 - old_dy;
sx1 += offset_x;
sy1 += offset_y;
}
/* calculate the copy area */
{
S32 a, b;
a = dx2 - dx1 + 1;
b = sx2 - sx1 + 1;
w = GDI_MIN(a, b);
a = dy2 - dy1 + 1;
b = sy2 - sy1 + 1;
h = GDI_MIN(a, b);
if (w <= 0 || h <= 0)
{
return;
}
}
/* start to copy data */
{
U8 *s;
U8 *d;
S32 x, y;
s = (U8*) (src + (sx1 + sy1 * sw) * PIXEL_BYTES);
d = (U8*) (dest + (dx1 + dy1 * dw) * PIXEL_BYTES);
for (y = h - 1; y >= 0; y--)
{
if ((src_key == 0x01ffffff) && (src_key == layer_key))
{
memcpy(d, s, w * PIXEL_BYTES);
JUMP_PIXEL(s, sw);
JUMP_PIXEL(d, dw);
}
else
{
for (x = w - 1; x >= 0; x--)
{
PIXEL_TYPE c;
GET_PIXEL(c, s);
if (c != src_key)
{
if (c == layer_key)
{
c ^= 1;
}
PUT_PIXEL(c, d);
}
JUMP_PIXEL(d, 1);
JUMP_PIXEL(s, 1);
}
JUMP_PIXEL(s, (sw - w));
JUMP_PIXEL(d, (dw - w));
}
}
}
}
/*****************************************************************************
* FUNCTION
* GD_MEMSET
* DESCRIPTION
*
* PARAMETERS
* dest [?]
* value [IN]
* len [IN]
* RETURNS
* void
*****************************************************************************/
void GD_MEMSET(U8 *dest, U32 value, U32 len)
{
/*----------------------------------------------------------------*/
/* Local Variables */
/*----------------------------------------------------------------*/
PIXEL_TYPE c = (PIXEL_TYPE) value;
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
while (len--)
{
PUT_PIXEL(c, dest);
JUMP_PIXEL(dest, 1);
}
}
void GD_FILL_DOT_RECTANGLE(
U8 *dest,
S32 dw,
S32 dh,
S32 dx1,
S32 dy1,
S32 dx2,
S32 dy2,
S32 clipx1,
S32 clipy1,
S32 clipx2,
S32 clipy2,
gdi_color c)
{
U8 *d;
S32 x, y;
S32 w, h;
/* process clipping */
GDI_CLIP_TWO_RECT(dx1, dy1, dx2, dy2, clipx1, clipy1, clipx2, clipy2, return);
w = dx2-dx1+1;
h = dy2-dy1+1;
d = (U8*) (dest + (dx1 + dy1 * dw) * PIXEL_BYTES);
for (y = h - 1; y >= 0; y--)
{
if((y&1))
{
x = w-1;
}
else
{
x = w-2;
JUMP_PIXEL(d,1);
}
for (; x >= 0; x-=2)
{
PUT_PIXEL(c, d);
JUMP_PIXEL(d, 2);
}
JUMP_PIXEL(d, (dw - w+x+1));
}
}
void GD_IMAGE_BITS_DRAW(
U8 *dest,S32 dw, S32 dh, S32 dx1, S32 dy1, S32 dx2, S32 dy2,
U8 *src, S32 sw,S32 sh,S32 sx1,S32 sy1, S32 sx2, S32 sy2,
S32 src_size,S32 bits_per_pixel,gdi_color palette[],
S32 clipx1, S32 clipy1, S32 clipx2, S32 clipy2)
{
S32 w, h;
S32 drop_cnt;
if(src==NULL || src_size<=0) return;
/* process clipping */
{
S32 old_dx, old_dy;
S32 offset_x, offset_y;
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
old_dx = dx1;
old_dy = dy1;
GDI_CLIP_TWO_RECT(dx1, dy1, dx2, dy2, clipx1, clipy1, clipx2, clipy2, return);
offset_x = dx1 - old_dx;
offset_y = dy1 - old_dy;
drop_cnt = offset_y * sw + offset_x;
sx1 += offset_x;
sy1 += offset_y;
}
/* calculate the copy area */
{
S32 a, b;
a = dx2 - dx1 + 1;
b = sx2 - sx1 + 1;
w = GDI_MIN(a, b);
a = dy2 - dy1 + 1;
b = sy2 - sy1 + 1;
h = GDI_MIN(a, b);
if (w <= 0 || h <= 0)
return;
}
/* start to copy data */
{
U8 *s,*s_end;
U8 *d,*d_end;
U32 data;
S32 data_bits;
U32 index;
U32 bit_mask = (1<<bits_per_pixel)-1;
// only support bits_per_pixel <=24 otherwise this algorithm need to be rewrite
GDI_DEBUG_ASSERT(bits_per_pixel<=24);
s = (U8*) src;
s_end = ((U8*) src) + src_size;
d = (U8*) (dest + (dx1 + dy1 * dw) * PIXEL_BYTES);
d_end = (U8*) (dest + (dx2 + dy2 * dw) * PIXEL_BYTES);
data = data_bits = 0;
while(1)
{
if(data_bits<bits_per_pixel)
{
data = (data<<8) | *s;s++;data_bits+=8;// read 1 byte data
if(s >= s_end && data_bits<bits_per_pixel) break; // still not enough
continue;
}
// fetch one pixel data
data_bits -= bits_per_pixel;
index = (data >> data_bits) & bit_mask;
// put pixel
drop_cnt--;
if(drop_cnt<0)
{
PUT_PIXEL(palette[index], d);
JUMP_PIXEL(d, 1);
if(drop_cnt<= -w) // move to next line
{
drop_cnt = sw-w;
JUMP_PIXEL(d, (dw-w));
if(d>d_end) break;
}
}
}
}
}
#endif /* GD_PRIMITIVE_INTERNAL_H */