PS2SDK
PS2 Homebrew Libraries
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draw2d.c
1#include <math.h>
2
3#include <draw.h>
4#include <draw2d.h>
5#include <draw3d.h>
6
7#include <gif_tags.h>
8
9#include <gs_gp.h>
10
11// Normal offset
12#define OFFSET 2048.0f
13
14// Leftmost/Topmost offset (2048.0f - 0.4375f + 1)
15#define START_OFFSET 2047.5625f
16
17// Bottommost/Rightmost offset (2048.0f + 0.5625f + 1)
18#define END_OFFSET 2048.5625f
19
20#define DRAW_POINT_NREG 4
21#define DRAW_POINT_REGLIST \
22 ((u64)GIF_REG_PRIM) << 0 | \
23 ((u64)GIF_REG_RGBAQ) << 4 | \
24 ((u64)GIF_REG_XYZ2) << 8 | \
25 ((u64)GIF_REG_NOP) << 12
26
27static char blending = 0;
28
29void draw_enable_blending()
30{
31 blending = 1;
32}
33
34void draw_disable_blending()
35{
36 blending = 0;
37}
38
39qword_t *draw_point(qword_t *q, int context, point_t *point)
40{
41
42 PACK_GIFTAG(q,GIF_SET_TAG(1,0,0,0,GIF_FLG_REGLIST,DRAW_POINT_NREG),DRAW_POINT_REGLIST);
43 q++;
44
45 q->dw[0] = GIF_SET_PRIM(PRIM_POINT,0,0,0,blending,0,0,context,0);
46 q->dw[1] = point->color.rgbaq;
47 q++;
48
49 q->dw[0] = GIF_SET_XYZ(ftoi4(point->v0.x + OFFSET),ftoi4(point->v0.y + OFFSET),point->v0.z);
50 q->dw[1] = 0;
51 q++;
52
53 return q;
54
55}
56
57#define DRAW_LINE_NREG 4
58#define DRAW_LINE_REGLIST \
59 ((u64)GIF_REG_PRIM) << 0 | \
60 ((u64)GIF_REG_RGBAQ) << 4 | \
61 ((u64)GIF_REG_XYZ2) << 8 | \
62 ((u64)GIF_REG_XYZ2) << 12
63
64qword_t *draw_line(qword_t *q, int context, line_t *line)
65{
66
67 PACK_GIFTAG(q,GIF_SET_TAG(1,0,0,0,GIF_FLG_REGLIST,DRAW_LINE_NREG),DRAW_LINE_REGLIST);
68 q++;
69
70 q->dw[0] = GIF_SET_PRIM(PRIM_LINE,0,0,0,blending,0,0,context,0);
71 q->dw[1] = line->color.rgbaq;
72 q++;
73
74 q->dw[0] = GIF_SET_XYZ(ftoi4(line->v0.x + START_OFFSET),ftoi4(line->v0.y + START_OFFSET),line->v0.z);
75 q->dw[1] = GIF_SET_XYZ(ftoi4(line->v1.x + END_OFFSET),ftoi4(line->v1.y + END_OFFSET),line->v0.z);
76 q++;
77
78 return q;
79
80}
81
82#define DRAW_TRIANGLE_OUT_NREG 6
83#define DRAW_TRIANGLE_OUT_REGLIST \
84 ((u64)GIF_REG_PRIM) << 0 | \
85 ((u64)GIF_REG_RGBAQ) << 4 | \
86 ((u64)GIF_REG_XYZ2) << 8 | \
87 ((u64)GIF_REG_XYZ2) << 12 | \
88 ((u64)GIF_REG_XYZ2) << 16 | \
89 ((u64)GIF_REG_XYZ2) << 20
90
91qword_t *draw_triangle_outline(qword_t *q, int context, triangle_t *triangle)
92{
93
94 int __xi0 = ftoi4(triangle->v0.x + OFFSET);
95 int __yi0 = ftoi4(triangle->v0.y + OFFSET);
96
97 PACK_GIFTAG(q,GIF_SET_TAG(1,0,0,0,GIF_FLG_REGLIST,DRAW_TRIANGLE_OUT_NREG),DRAW_TRIANGLE_OUT_REGLIST);
98 q++;
99
100 q->dw[0] = GIF_SET_PRIM(PRIM_LINE_STRIP,0,0,0,blending,0,0,context,0);
101 q->dw[1] = triangle->color.rgbaq;
102 q++;
103
104 q->dw[0] = GIF_SET_XYZ(__xi0,__yi0,triangle->v0.z);
105 q->dw[1] = GIF_SET_XYZ(ftoi4(triangle->v1.x + OFFSET),ftoi4(triangle->v1.y + OFFSET),triangle->v0.z);
106 q++;
107
108 q->dw[0] = GIF_SET_XYZ(ftoi4(triangle->v2.x + OFFSET),ftoi4(triangle->v2.y + OFFSET),triangle->v0.z);
109 q->dw[1] = GIF_SET_XYZ(__xi0,__yi0,triangle->v0.z);
110 q++;
111
112
113 return q;
114
115}
116
117#define DRAW_TRIANGLE_NREG 6
118#define DRAW_TRIANGLE_REGLIST \
119 ((u64)GIF_REG_PRIM) << 0 | \
120 ((u64)GIF_REG_RGBAQ) << 4 | \
121 ((u64)GIF_REG_XYZ2) << 8 | \
122 ((u64)GIF_REG_XYZ2) << 12 | \
123 ((u64)GIF_REG_XYZ2) << 16 | \
124 ((u64)GIF_REG_NOP) << 20
125
126qword_t *draw_triangle_filled(qword_t *q, int context,triangle_t *triangle)
127{
128
129 PACK_GIFTAG(q,GIF_SET_TAG(1,0,0,0,GIF_FLG_REGLIST,DRAW_TRIANGLE_NREG),DRAW_TRIANGLE_REGLIST);
130 q++;
131
132 q->dw[0] = GIF_SET_PRIM(PRIM_TRIANGLE,0,0,0,blending,0,0,context,0);
133 q->dw[1] = triangle->color.rgbaq;
134 q++;
135
136 q->dw[0] = GIF_SET_XYZ(ftoi4(triangle->v0.x + OFFSET),ftoi4(triangle->v0.y + OFFSET),triangle->v0.z);
137 q->dw[1] = GIF_SET_XYZ(ftoi4(triangle->v1.x + OFFSET ),ftoi4(triangle->v1.y + OFFSET),triangle->v0.z);
138 q++;
139
140 q->dw[0] = GIF_SET_XYZ(ftoi4(triangle->v2.x + OFFSET),ftoi4(triangle->v2.y + OFFSET),triangle->v0.z);
141 q->dw[1] = 0;
142 q++;
143
144 return q;
145
146}
147
148#define DRAW_RECT_OUT_NREG 8
149#define DRAW_RECT_OUT_REGLIST \
150 ((u64)GIF_REG_PRIM) << 0 | \
151 ((u64)GIF_REG_RGBAQ) << 4 | \
152 ((u64)GIF_REG_XYZ2) << 8 | \
153 ((u64)GIF_REG_XYZ2) << 12 | \
154 ((u64)GIF_REG_XYZ2) << 16 | \
155 ((u64)GIF_REG_XYZ2) << 20 | \
156 ((u64)GIF_REG_XYZ2) << 24 | \
157 ((u64)GIF_REG_NOP) << 28
158
159qword_t *draw_rect_outline(qword_t *q, int context, rect_t *rect)
160{
161
162 int __xi0 = ftoi4(rect->v0.x + START_OFFSET);
163 int __yi0 = ftoi4(rect->v0.y + START_OFFSET);
164 int __xi1 = ftoi4(rect->v1.x + END_OFFSET);
165 int __yi1 = ftoi4(rect->v1.y + END_OFFSET);
166
167 PACK_GIFTAG(q,GIF_SET_TAG(1,0,0,0,GIF_FLG_REGLIST,DRAW_RECT_OUT_NREG),DRAW_RECT_OUT_REGLIST);
168 q++;
169
170 q->dw[0] = GIF_SET_PRIM(PRIM_LINE_STRIP,0,0,0,blending,0,0,context,0);
171 q->dw[1] = rect->color.rgbaq;
172 q++;
173
174 q->dw[0] = GIF_SET_XYZ(__xi0,__yi0,rect->v0.z);
175 q->dw[1] = GIF_SET_XYZ(__xi1,__yi0,rect->v0.z);
176 q++;
177
178 q->dw[0] = GIF_SET_XYZ(__xi1,__yi1,rect->v0.z);
179 q->dw[1] = GIF_SET_XYZ(__xi0,__yi1,rect->v0.z);
180 q++;
181
182 q->dw[0] = GIF_SET_XYZ(__xi0,__yi0,rect->v0.z);
183 q->dw[1] = 0;
184 q++;
185
186 return q;
187
188}
189
190#define DRAW_SPRITE_NREG 4
191#define DRAW_SPRITE_REGLIST \
192 ((u64)GIF_REG_PRIM) << 0 | \
193 ((u64)GIF_REG_RGBAQ) << 4 | \
194 ((u64)GIF_REG_XYZ2) << 8 | \
195 ((u64)GIF_REG_XYZ2) << 12
196
197qword_t *draw_rect_filled(qword_t *q, int context, rect_t *rect)
198{
199
200 PACK_GIFTAG(q,GIF_SET_TAG(1,0,0,0,GIF_FLG_REGLIST,DRAW_SPRITE_NREG),DRAW_SPRITE_REGLIST);
201 q++;
202
203 q->dw[0] = GIF_SET_PRIM(PRIM_SPRITE,0,0,0,blending,0,0,context,0);
204 q->dw[1] = rect->color.rgbaq;
205 q++;
206
207 q->dw[0] = GIF_SET_XYZ(ftoi4(rect->v0.x + START_OFFSET),ftoi4(rect->v0.y + START_OFFSET),rect->v0.z);
208 q->dw[1] = GIF_SET_XYZ(ftoi4(rect->v1.x + END_OFFSET),ftoi4(rect->v1.y + END_OFFSET),rect->v0.z);
209 q++;
210
211 return q;
212
213}
214
215#define DRAW_SPRITE_TEX_NREG 6
216#define DRAW_SPRITE_TEX_REGLIST \
217 ((u64)GIF_REG_PRIM) << 0 | \
218 ((u64)GIF_REG_RGBAQ) << 4 | \
219 ((u64)GIF_REG_UV) << 8 | \
220 ((u64)GIF_REG_XYZ2) << 12 | \
221 ((u64)GIF_REG_UV) << 16 | \
222 ((u64)GIF_REG_XYZ2) << 20
223
224qword_t *draw_rect_textured(qword_t *q, int context, texrect_t *rect)
225{
226
227 // Start primitive
228 PACK_GIFTAG(q,GIF_SET_TAG(1,0,0,0,GIF_FLG_REGLIST,DRAW_SPRITE_TEX_NREG),DRAW_SPRITE_TEX_REGLIST);
229 q++;
230
231 // Fill vertex information
232 q->dw[0] = GIF_SET_PRIM(PRIM_SPRITE,0,DRAW_ENABLE,0,blending,0,PRIM_MAP_UV,context,0);
233 q->dw[1] = rect->color.rgbaq;
234 q++;
235
236 q->dw[0] = GIF_SET_UV(ftoi4(rect->t0.u),ftoi4(rect->t0.v));
237 q->dw[1] = GIF_SET_XYZ(ftoi4(rect->v0.x + START_OFFSET),ftoi4(rect->v0.y + START_OFFSET),rect->v0.z);
238 q++;
239
240 q->dw[0] = GIF_SET_UV(ftoi4(rect->t1.u),ftoi4(rect->t1.v));
241 q->dw[1] = GIF_SET_XYZ(ftoi4(rect->v1.x + END_OFFSET),ftoi4(rect->v1.y + END_OFFSET),rect->v0.z);
242 q++;
243
244 return q;
245
246}
247
248qword_t *draw_rect_filled_strips(qword_t *q, int context, rect_t *rect)
249{
250
251 qword_t *giftag;
252
253 int __xi0 = ftoi4(rect->v0.x);
254 int __yi0 = ftoi4(rect->v0.y + START_OFFSET);
255
256 int __xi1 = ftoi4(rect->v1.x);
257 int __yi1 = ftoi4(rect->v1.y + END_OFFSET);
258
259 // Start primitive
260 PACK_GIFTAG(q,GIF_SET_TAG(2,0,0,0,GIF_FLG_PACKED,1),GIF_REG_AD);
261 q++;
262
263 PACK_GIFTAG(q,GIF_SET_PRIM(PRIM_SPRITE,0,0,0,blending,0,0,context,0),GIF_REG_PRIM);
264 q++;
265
266 PACK_GIFTAG(q,rect->color.rgbaq,GIF_REG_RGBAQ);
267 q++;
268
269 giftag = q;
270 q++;
271
272 // Fill vertex information in 32 pixel wide strips
273 while(__xi0 < __xi1)
274 {
275
276 //q->dw[0] = GIF_SET_XYZ(ftoi4(__xf0 + START_OFFSET),__yi0,rect->v0.z);
277 q->dw[0] = GIF_SET_XYZ(__xi0 + ftoi4(START_OFFSET),__yi0,rect->v0.z);
278
279 // 31<<4
280 __xi0 += 496;
281
282 // Uneven...
283 if (__xi0 >= __xi1)
284 {
285 __xi0 = __xi1;
286 }
287
288 q->dw[1] = GIF_SET_XYZ(__xi0 + ftoi4(END_OFFSET),__yi1,rect->v0.z);
289
290 // 1<<4
291 __xi0 += 16;
292
293 q++;
294
295 }
296
297 PACK_GIFTAG(giftag,GIF_SET_TAG(q-giftag-1,0,0,0,GIF_FLG_REGLIST,2),DRAW_XYZ_REGLIST);
298
299 return q;
300
301}
302
303qword_t *draw_rect_textured_strips(qword_t *q, int context, texrect_t *rect)
304{
305
306 qword_t *giftag;
307
308 // Texel coordinates
309 float __uf0 = rect->t0.u;
310 int __vi0 = ftoi4(rect->t0.v);
311 int __vi1 = ftoi4(rect->t1.v);
312
313 // Primitive coordinates
314 int __xi0 = ftoi4(rect->v0.x);
315 int __yi0 = ftoi4(rect->v0.y + START_OFFSET);
316
317 int __xi1 = ftoi4(rect->v1.x);
318 int __yi1 = ftoi4(rect->v1.y + END_OFFSET);
319 float strip = 0.0f;
320
321 // Start primitive
322 PACK_GIFTAG(q,GIF_SET_TAG(2,0,0,0,GIF_FLG_PACKED,1),GIF_REG_AD);
323 q++;
324
325 PACK_GIFTAG(q,GIF_SET_PRIM(PRIM_SPRITE,0,DRAW_ENABLE,0,blending,0,PRIM_MAP_UV,context,0),GIF_REG_PRIM);
326 q++;
327
328 PACK_GIFTAG(q,rect->color.rgbaq,GIF_REG_RGBAQ);
329 q++;
330
331 giftag = q;
332 q++;
333
334 // Fill vertex information in 32 pixel wide strips along with texel information
335 while(__xi0 < __xi1)
336 {
337
338 q->dw[0] = GIF_SET_UV(ftoi4(__uf0),__vi0);
339 q->dw[1] = GIF_SET_XYZ(__xi0 + ftoi4(START_OFFSET),__yi0,rect->v0.z);
340 q++;
341
342 // Due to the GS DDA, 0-32 only draws pixels 0-31
343 // Due to the above, texels 0.5 - 30.5 will map 0-31
344
345 strip += 32.0f;
346
347 __xi0 += 496;
348
349 if (__xi0 >= __xi1)
350 {
351 __xi0 = __xi1;
352 }
353
354 __uf0 = rect->t0.u + (strip - 1.5f);
355
356 q->dw[0] = GIF_SET_UV(ftoi4(__uf0),__vi1);
357 q->dw[1] = GIF_SET_XYZ(__xi0 + ftoi4(END_OFFSET),__yi1,rect->v0.z);
358
359 __xi0 += 16;
360 q++;
361
362 }
363
364 PACK_GIFTAG(giftag,GIF_SET_TAG(q-giftag-1,0,0,0,GIF_FLG_REGLIST,2),DRAW_UV_REGLIST);
365
366 return q;
367
368}
369
370qword_t *draw_arc_outline(qword_t *q, int context, point_t *center, float radius, float angle_start, float angle_end)
371{
372
373 qword_t *giftag;
374
375 u64 *dw;
376 u64 pdw;
377
378 int __xi0 = ftoi4(center->v0.x + OFFSET);
379 int __yi0 = ftoi4(center->v0.y + OFFSET);
380
381 // Start primitive
382 PACK_GIFTAG(q,GIF_SET_TAG(2,0,0,0,GIF_FLG_PACKED,1),GIF_REG_AD);
383 q++;
384
385 PACK_GIFTAG(q,GIF_SET_PRIM(PRIM_LINE_STRIP,0,0,0,blending,0,0,context,0),GIF_REG_PRIM);
386 q++;
387
388 PACK_GIFTAG(q,center->color.rgbaq,GIF_REG_RGBAQ);
389 q++;
390
391 giftag = q;
392 q++;
393
394 dw = (u64*)q;
395
396 // Fill vertex information
397 for( ; angle_start <= angle_end; angle_start++)
398 {
399 int __xi1;
400 int __yi1;
401 float __arc_radians;
402 __arc_radians = angle_start * 0.017453293f;
403 __xi1 = (int)((cosf(__arc_radians) * radius) * 16.0f);
404 __yi1 = (int)((sinf(__arc_radians) * radius) * 16.0f);
405 *dw++ = GIF_SET_XYZ(__xi0 + __xi1,__yi0 + __yi1,center->v0.z);
406 }
407
408 // Copy the last 64-bits if we haven't completed the last qword
409 if ((u32)dw % 16)
410 {
411
412 pdw = *(dw-1);
413 *dw++ = pdw;
414
415 }
416
417 q = (qword_t*)dw;
418
419 PACK_GIFTAG(giftag,GIF_SET_TAG(q-giftag-1,0,0,0,GIF_FLG_REGLIST,2),DRAW_XYZ_REGLIST);
420
421 return q;
422
423}
424
425qword_t *draw_arc_filled(qword_t *q, int context, point_t *center, float radius, float angle_start, float angle_end)
426{
427
428 qword_t *giftag;
429
430 u64 *dw;
431 u64 pdw;
432
433 int __xi0 = ftoi4(center->v0.x + OFFSET);
434 int __yi0 = ftoi4(center->v0.y + OFFSET);
435
436 // Start primitive
437 PACK_GIFTAG(q,GIF_SET_TAG(2,0,0,0,GIF_FLG_PACKED,1),GIF_REG_AD);
438 q++;
439
440 PACK_GIFTAG(q,GIF_SET_PRIM(PRIM_TRIANGLE_FAN,0,0,0,blending,0,0,context,0),GIF_REG_PRIM);
441 q++;
442
443 PACK_GIFTAG(q,center->color.rgbaq,GIF_REG_RGBAQ);
444 q++;
445
446 giftag = q;
447 q++;
448
449 dw = (u64*)q;
450
451 // Fill vertex information
452 *dw++ = GIF_SET_XYZ(__xi0,__yi0,center->v0.z);
453
454 for( ; angle_start <= angle_end; angle_start++)
455 {
456 int __xi1;
457 int __yi1;
458 float __arc_radians;
459 __arc_radians = 0.017453293f * angle_start;
460 __xi1 = (int)((cosf(__arc_radians) * radius) * 16.0f);
461 __yi1 = (int)((sinf(__arc_radians) * radius) * 16.0f);
462 *dw++ = GIF_SET_XYZ(__xi0 + __xi1,__yi0 + __yi1,center->v0.z);
463 }
464
465 // Copy the last vertex if we're uneven
466 if ((u32)dw % 16)
467 {
468
469 pdw = *(dw-1);
470 *dw++ = pdw;
471
472 }
473
474 q = (qword_t*)dw;
475
476 PACK_GIFTAG(giftag,GIF_SET_TAG(q-giftag-1,0,0,0,GIF_FLG_REGLIST,2),DRAW_XYZ_REGLIST);
477
478 return q;
479
480}
481
482qword_t *draw_round_rect_filled(qword_t *q, int context, rect_t *rect)
483{
484
485 rect_t rect_center;
486 rect_t rect_side;
487 point_t point_corner;
488
489 int center_width;
490 int center_height;
491
492 float corner_size = 15.0f;
493
494 int width = rect->v1.x - rect->v0.x;
495 int height = rect->v1.y - rect->v0.y;
496
497 center_width = width - (int)(2.0f*corner_size);
498 center_height = height - (int)(2.0f*corner_size);
499
500 rect_center.color = rect->color;
501 rect_side.color = rect->color;
502 rect_center.v0.z = rect->v0.z;
503 rect_side.v0.z = rect->v0.z;
504
505 // Inside rectangle
506 rect_center.v0.x = rect->v0.x + corner_size;
507 rect_center.v0.y = rect->v0.y + corner_size;
508 rect_center.v1.x = rect_center.v0.x + (float)center_width;
509 rect_center.v1.y = rect_center.v0.y + (float)center_height;
510
511 q = draw_rect_filled_strips(q,context,&rect_center);
512
513 // sides
514 // top
515 rect_side.v0.x = rect_center.v0.x;
516 rect_side.v0.y = rect_center.v0.y - corner_size;
517 rect_side.v1.x = rect_center.v1.x;
518 rect_side.v1.y = rect_center.v0.y - 1.0f;
519
520 q = draw_rect_filled_strips(q,context,&rect_side);
521
522 // right
523 rect_side.v0.x = rect_center.v1.x + 1.0f;
524 rect_side.v0.y = rect_center.v0.y;
525 rect_side.v1.x = rect_center.v1.x + corner_size;
526 rect_side.v1.y = rect_center.v1.y;
527
528 q = draw_rect_filled(q,context,&rect_side);
529
530 // bottom
531 rect_side.v0.x = rect_center.v0.x;
532 rect_side.v0.y = rect_center.v1.y + 1.0f;
533 rect_side.v1.x = rect_center.v1.x;
534 rect_side.v1.y = rect_center.v1.y + corner_size;
535
536 q = draw_rect_filled_strips(q,context,&rect_side);
537
538 // left
539 rect_side.v0.x = rect_center.v0.x - corner_size;
540 rect_side.v0.y = rect_center.v0.y;
541 rect_side.v1.x = rect_center.v0.x - 1.0f;
542 rect_side.v1.y = rect_center.v1.y;
543
544 q = draw_rect_filled(q,context,&rect_side);
545
546 // corners
547 // top right
548 point_corner.v0.x = rect_center.v1.x + 1.0f;
549 point_corner.v0.y = rect_center.v0.y;
550 point_corner.color = rect->color;
551
552 q = draw_arc_filled(q,context,&point_corner,corner_size,270.0f,360.0f);
553
554 // bottom right
555 point_corner.v0.x = rect_center.v1.x + 1.0f;
556 point_corner.v0.y = rect_center.v1.y + 1.0f;
557 point_corner.color = rect->color;
558
559 q = draw_arc_filled(q,context,&point_corner,corner_size,0.0f,90.0f);
560
561 // bottom left
562 point_corner.v0.x = rect_center.v0.x;
563 point_corner.v0.y = rect_center.v1.y + 1.0f;
564 point_corner.color = rect->color;
565
566 q = draw_arc_filled(q,context,&point_corner,corner_size,90.0f,180.0f);
567
568 // top left
569 point_corner.v0.x = rect_center.v0.x;
570 point_corner.v0.y = rect_center.v0.y;
571 point_corner.color = rect->color;
572
573 q = draw_arc_filled(q,context,&point_corner,corner_size,180.0f,270.0f);
574
575 return q;
576
577}
578
579qword_t *draw_round_rect_outline(qword_t *q, int context, rect_t *rect)
580{
581
582 rect_t rect_center;
583 line_t line_side;
584 point_t point_corner;
585
586 int center_width;
587 int center_height;
588
589 float corner_size = 15.0f;
590
591 int width = rect->v1.x - rect->v0.x;
592 int height = rect->v1.y - rect->v0.y;
593
594 center_width = width - (int)(2.0f*corner_size);
595 center_height = height - (int)(2.0f*corner_size);
596
597 rect_center.color = rect->color;
598 line_side.color = rect->color;
599 rect_center.v0.z = rect->v0.z;
600 line_side.v0.z = rect->v0.z;
601
602 // Inside rectangle
603 rect_center.v0.x = rect->v0.x + corner_size;
604 rect_center.v0.y = rect->v0.y + corner_size;
605 rect_center.v1.x = rect_center.v0.x + (float)center_width;
606 rect_center.v1.y = rect_center.v0.y + (float)center_height;
607
608 //q = draw_rect_filled_strips(q,context,&rect_center);
609
610 // sides
611 // top
612 line_side.v0.x = rect_center.v0.x;
613 line_side.v0.y = rect_center.v0.y - corner_size + 1.0f;
614 line_side.v1.x = rect_center.v1.x;
615 line_side.v1.y = rect_center.v0.y - corner_size;
616
617 q = draw_line(q,context,&line_side);
618
619 // right
620 line_side.v0.x = rect_center.v1.x + corner_size;
621 line_side.v0.y = rect_center.v0.y;
622 line_side.v1.x = rect_center.v1.x + corner_size - 1.0f;
623 line_side.v1.y = rect_center.v1.y;
624
625 q = draw_line(q,context,&line_side);
626
627 // bottom
628 line_side.v0.x = rect_center.v0.x;
629 line_side.v0.y = rect_center.v1.y + corner_size + 1.0f;
630 line_side.v1.x = rect_center.v1.x;
631 line_side.v1.y = rect_center.v1.y + corner_size;
632
633 q = draw_line(q,context,&line_side);
634
635 // left
636 line_side.v0.x = rect_center.v0.x - corner_size;
637 line_side.v0.y = rect_center.v0.y;
638 line_side.v1.x = rect_center.v0.x - corner_size - 1.0f;
639 line_side.v1.y = rect_center.v1.y;
640
641 q = draw_line(q,context,&line_side);
642
643 // corners
644 // top right
645 point_corner.v0.x = rect_center.v1.x;
646 point_corner.v0.y = rect_center.v0.y;
647 point_corner.color = rect->color;
648
649 q = draw_arc_outline(q,context,&point_corner,corner_size,270.0f,360.0f);
650
651 // bottom right
652 point_corner.v0.x = rect_center.v1.x;
653 point_corner.v0.y = rect_center.v1.y;
654 point_corner.color = rect->color;
655
656 q = draw_arc_outline(q,context,&point_corner,corner_size,0.0f,90.0f);
657
658 // bottom left
659 point_corner.v0.x = rect_center.v0.x;
660 point_corner.v0.y = rect_center.v1.y;
661 point_corner.color = rect->color;
662
663 q = draw_arc_outline(q,context,&point_corner,corner_size,90.0f,180.0f);
664
665 // top left
666 point_corner.v0.x = rect_center.v0.x;
667 point_corner.v0.y = rect_center.v0.y;
668 point_corner.color = rect->color;
669
670 q = draw_arc_outline(q,context,&point_corner,corner_size,180.0f,270.0f);
671
672 return q;
673
674}
draw_rect_filled
qword_t * draw_rect_filled(qword_t *q, int context, rect_t *rect)
Definition draw2d.c:197
draw_point
qword_t * draw_point(qword_t *q, int context, point_t *point)
Definition draw2d.c:39
draw_rect_textured_strips
qword_t * draw_rect_textured_strips(qword_t *q, int context, texrect_t *rect)
Definition draw2d.c:303
draw_arc_outline
qword_t * draw_arc_outline(qword_t *q, int context, point_t *center, float radius, float angle_start, float angle_end)
Definition draw2d.c:370
draw_triangle_outline
qword_t * draw_triangle_outline(qword_t *q, int context, triangle_t *triangle)
Definition draw2d.c:91
draw_rect_outline
qword_t * draw_rect_outline(qword_t *q, int context, rect_t *rect)
Definition draw2d.c:159
draw_arc_filled
qword_t * draw_arc_filled(qword_t *q, int context, point_t *center, float radius, float angle_start, float angle_end)
Definition draw2d.c:425
draw_round_rect_outline
qword_t * draw_round_rect_outline(qword_t *q, int context, rect_t *rect)
Definition draw2d.c:579
draw_enable_blending
void draw_enable_blending()
Definition draw2d.c:29
draw_rect_filled_strips
qword_t * draw_rect_filled_strips(qword_t *q, int context, rect_t *rect)
Definition draw2d.c:248
draw_round_rect_filled
qword_t * draw_round_rect_filled(qword_t *q, int context, rect_t *rect)
Definition draw2d.c:482
draw_triangle_filled
qword_t * draw_triangle_filled(qword_t *q, int context, triangle_t *triangle)
Definition draw2d.c:126
draw_disable_blending
void draw_disable_blending()
Definition draw2d.c:34
draw_rect_textured
qword_t * draw_rect_textured(qword_t *q, int context, texrect_t *rect)
Definition draw2d.c:224
draw_line
qword_t * draw_line(qword_t *q, int context, line_t *line)
Definition draw2d.c:64
line_t
Definition draw2d.h:18
point_t
Definition draw2d.h:13
rect_t
Definition draw2d.h:31
texrect_t
Definition draw2d.h:37
triangle_t
Definition draw2d.h:24
DRAW_XYZ_REGLIST
#define DRAW_XYZ_REGLIST
Definition draw3d.h:16
PRIM_POINT
#define PRIM_POINT
Definition draw_primitives.h:12
gif_tags.h
GIF_REG_RGBAQ
#define GIF_REG_RGBAQ
Definition gif_tags.h:44
GIF_REG_PRIM
#define GIF_REG_PRIM
Definition gif_tags.h:42
GIF_REG_AD
#define GIF_REG_AD
Definition gif_tags.h:72
GIF_FLG_REGLIST
#define GIF_FLG_REGLIST
Definition gif_tags.h:37
GIF_FLG_PACKED
#define GIF_FLG_PACKED
Definition gif_tags.h:35
gs_gp.h