5 #include "../gfxtools.h"
8 #include "renderpoly.h"
11 gfxline_t*mkstar(int x1, int y1, int x2, int y2)
13 gfxline_t*l=0,*line = 0;
15 for(x=x1;x<=x2;x+=50) {
16 l = rfx_calloc(sizeof(gfxline_t));
19 line = gfxline_append(line, l);
21 l = rfx_calloc(sizeof(gfxline_t));
23 l->x = x2-x;l->y = y2;
24 line = gfxline_append(line, l);
29 gfxline_t* mkrandomshape(int range, int n)
32 gfxline_t* line = malloc(sizeof(gfxline_t)*n);
34 line[i].type = i?gfx_lineTo:gfx_moveTo;
35 line[i].x = lrand48()%range - range/2;
36 line[i].y = lrand48()%range - range/2;
37 line[i].next = &line[i+1];
39 line[n-1].x = line[0].x;
40 line[n-1].y = line[0].y;
45 gfxline_t* mkchessboard()
54 char do_centerpiece=1;
58 //char do_centerpiece=0;
63 r = crc32_add_byte(r, x);r = crc32_add_byte(r, y);
67 box = gfxline_makerectangle(x*spacing,y*spacing,(x+1)*spacing,(y+1)*spacing);
69 box = gfxline_makerectangle((x+1)*spacing,y*spacing,x*spacing,(y+1)*spacing);
71 b = gfxline_append(b, box);
76 for(t=0;t<num_caros;t++) {
77 r = crc32_add_byte(r, t);
78 int x=(r%10-5)*spacing;
79 int y=((r>>4)%10-5)*spacing;
80 int sizex = ((r>>8)%4)*spacing;
84 gfxline_t*l = malloc(sizeof(gfxline_t)*5);
85 l[0].type = gfx_moveTo;l[0].next = &l[1];
86 l[1].type = gfx_lineTo;l[1].next = &l[2];
87 l[2].type = gfx_lineTo;l[2].next = &l[3];
88 l[3].type = gfx_lineTo;l[3].next = &l[4];
89 l[4].type = gfx_lineTo;l[4].next = 0;
100 gfxline_append(b, l);
104 gfxline_t*l = gfxline_makerectangle(-9*spacing,-10,9*spacing,10);
106 memset(&matrix, 0, sizeof(gfxmatrix_t));
108 matrix.m00=cos(ua);matrix.m10=sin(ua);
109 matrix.m01=-sin(ua);matrix.m11=cos(ua);
110 gfxline_transform(l, &matrix);
111 gfxline_append(b, l);
113 gfxline_append(b, gfxline_makecircle(100,100,100,100));
118 gfxline_t* make_circles(int n)
124 c = crc32_add_byte(c, t);
126 c = crc32_add_byte(c, t);
128 c = crc32_add_byte(c, t^0x55);
130 gfxline_t*c = gfxline_makecircle(x,y,r,r);
131 b = gfxline_append(b, c);
132 //b = gfxline_append(b, gfxline_makerectangle(10,10,100,100));
137 static windcontext_t onepolygon = {1};
138 static windcontext_t twopolygons = {2};
142 //gfxline_t* b = mkchessboard();
143 //gfxline_t* b = mkrandomshape(100,7);
144 gfxline_t* b = make_circles(30);
147 memset(&m, 0, sizeof(gfxmatrix_t));
151 m.m00 = cos(t*M_PI/180.0);
152 m.m01 = sin(t*M_PI/180.0);
153 m.m10 = -sin(t*M_PI/180.0);
154 m.m11 = cos(t*M_PI/180.0);
157 gfxline_t*l = gfxline_clone(b);
158 gfxline_transform(l, &m);
159 gfxpoly_t*poly = gfxpoly_from_fill(b, 0.05);
161 gfxpoly_t*poly2 = gfxpoly_process(poly, 0, &windrule_evenodd, &onepolygon);
162 gfxpoly_destroy(poly);
163 gfxpoly_destroy(poly2);
169 int testbox(int argn, char*argv[])
171 gfxline_t*box1 = gfxline_makerectangle(-100,-100,100,100);
172 gfxline_t*box2 = gfxline_makerectangle(-50,-50,150,150);
173 gfxpoly_t*poly1 = gfxpoly_from_fill(box1, 0.05);
174 gfxpoly_t*poly2 = gfxpoly_from_fill(box2, 0.05);
178 gfxpoly_t*poly12 = gfxpoly_process(poly1, poly2, &windrule_intersect, &twopolygons);
179 gfxpoly_dump(poly12);
180 assert(gfxpoly_check(poly12, 0));
181 gfxpoly_destroy(poly12);
184 int teststroke(int argn, char*argv[])
186 gfxline_t*box1 = gfxline_makerectangle(-100,-100,100,100);
187 assert(gfxpoly_check(gfxpoly_from_stroke(box1, 2.0, gfx_capRound, gfx_joinRound, 0, 0.05), 1));
190 int test0(int argn, char*argv[])
192 gfxline_t*box1 = gfxline_makerectangle(-100,-100,100,100);
193 gfxline_t*box2 = gfxline_makerectangle(-100,-100,100,100);
194 gfxline_t*box3 = gfxline_makerectangle(-100,-100,100,100);
195 //gfxline_append(box2, box3);
198 memset(&matrix, 0, sizeof(gfxmatrix_t));
200 matrix.m00=cos(ua);matrix.m10=sin(ua);
201 matrix.m01=-sin(ua);matrix.m11=cos(ua);
202 gfxline_transform(box1, &matrix);
205 //b = gfxline_append(b, box1);
206 //b = gfxline_append(b, box2);
207 //gfxline_dump(b, stderr, "");
209 gfxpoly_t*poly1 = gfxpoly_from_fill(box1, 0.05);
210 gfxpoly_t*poly2 = gfxpoly_from_fill(box2, 0.05);
215 //gfxpoly_t*poly3 = gfxpoly_process(poly1, poly2, &windrule_intersect, &twopolygons);
216 gfxpoly_t*poly3 = gfxpoly_process(poly1, poly2, &windrule_intersect, &twopolygons);
219 gfxline_t*line = gfxline_from_gfxpoly(poly3);
221 gfxline_dump(line, stdout, "");
223 gfxpoly_destroy(poly1);
224 gfxpoly_destroy(poly2);
225 gfxpoly_destroy(poly3);
229 int test1(int argn, char*argv[])
231 gfxline_t*box1 = gfxline_makerectangle(50,50,150,150);
232 gfxline_t*box2 = gfxline_makerectangle(100,100,200,200);
233 gfxline_t*box3 = gfxline_makerectangle(200,100,300,200);
234 gfxline_t*box4 = gfxline_makerectangle(300,200,400,400);
235 gfxline_t* board = mkchessboard();
236 gfxline_t*star = mkstar(50,50, 150,150);
238 b = gfxline_append(b, box1);
239 b = gfxline_append(b, box2);
240 b = gfxline_append(b, box3);
241 b = gfxline_append(b, box4);
244 memset(&matrix, 0, sizeof(gfxmatrix_t));
249 gfxline_transform(board, &matrix);
250 b = gfxline_append(b, board);
252 //gfxline_transform(b, &matrix);
254 //gfxline_dump(b, stderr, "");
255 gfxpoly_t*poly = gfxpoly_from_fill(b, 0.05);
262 //gfxpoly_dump(poly);
263 gfxpoly_t*poly2 = gfxpoly_process(poly, 0, &windrule_evenodd, &onepolygon);
264 //gfxpoly_dump(poly2);
265 gfxpoly_save_arrows(poly2, "test.ps");
266 gfxpoly_destroy(poly);
267 gfxpoly_destroy(poly2);
270 int test_square(int width, int height, int num, double gridsize, char bitmaptest)
273 gfxline_t* line = malloc(sizeof(gfxline_t)*num);
275 line[t].type = t?gfx_lineTo:gfx_moveTo;
276 line[t].x = (lrand48()%width);
277 line[t].y = (lrand48()%height);
278 line[t].next = &line[t+1];
280 line[num-1].x = line[0].x;
281 line[num-1].y = line[0].y;
282 line[num-1].next = 0;
284 gfxpoly_t*poly1 = gfxpoly_from_fill(line, gridsize);
287 windrule_t*rule = &windrule_circular;
288 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
290 intbbox_t bbox = intbbox_new(0, 0, width, height);
291 unsigned char*bitmap1 = render_polygon(poly1, &bbox, 1.0, rule, &onepolygon);
292 assert(bitmap_ok(&bbox, bitmap1));
293 unsigned char*bitmap2 = render_polygon(poly2, &bbox, 1.0, &windrule_evenodd, &onepolygon);
294 assert(bitmap_ok(&bbox, bitmap2));
295 if(!compare_bitmaps(&bbox, bitmap1, bitmap2)) {
296 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
297 assert(!"bitmaps don't match");
300 gfxpoly_destroy(poly1);
301 gfxpoly_destroy(poly2);
304 int test2(int argn, char*argv[])
306 test_square(400,400, 3, 0.05, 1);
310 fprintf(stderr, "%d\n", t);
311 test_square(400,400, 50, 0.05, 1);
312 test_square(200,3, 1000, 1.0, 0);
313 test_square(3,200, 1000, 1.0, 0);
314 test_square(10,10, 200, 1.0, 0);
318 #include "../rfxswf.h"
319 void test3(int argn, char*argv[])
326 //gfxline_t*line = mkrandomshape(RANGE, N);
327 //windrule_t*rule = &windrule_circular;
328 //gfxline_t*line = mkchessboard();
329 gfxline_t*line = make_circles(30);
330 windrule_t*rule = &windrule_evenodd;
331 //windrule_t*rule = &windrule_circular;
334 memset(&m, 0, sizeof(m));
337 memset(&swf, 0, sizeof(SWF));
338 swf.movieSize.xmax = RANGE*20*1.41;
339 swf.movieSize.ymax = RANGE*20*1.41;
341 swf.frameRate = 25*0x100;
342 TAG * tag = swf.firstTag = swf_InsertTag(0, ST_SETBACKGROUNDCOLOR);
349 fprintf(stderr, "%d\n", t);
350 m.m00 = cos(t*M_PI/180.0);
351 m.m01 = sin(t*M_PI/180.0);
352 m.m10 = -sin(t*M_PI/180.0);
353 m.m11 = cos(t*M_PI/180.0);
357 gfxline_t*l = gfxline_clone(line);
358 gfxline_transform(l, &m);
360 gfxpoly_t*poly1 = gfxpoly_from_fill(l, 0.05);
362 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
364 tag = swf_InsertTag(tag, ST_DEFINESHAPE);
368 rgb.r = rgb.g = 0x00; rgb.b = 0xff;
370 int fs = swf_ShapeAddSolidFillStyle(s,&rgb);
371 int ls = swf_ShapeAddLineStyle(s,20,&rgb);
373 swf_SetRect(tag,&swf.movieSize);
374 swf_SetShapeHeader(tag,s);
378 swf_ShapeSetAll(tag,s,UNDEFINED_COORD,UNDEFINED_COORD,0,fs,0);
381 gfxpolystroke_t*stroke = poly2->strokes;
382 for(;stroke;stroke=stroke->next) {
383 for(j=0;j<stroke->num_points-1;j++) {
384 point_t a = stroke->points[j];
385 point_t b = stroke->points[j+1];
388 swf_ShapeSetMove(tag, s, a.y, a.x);
389 swf_ShapeSetLine(tag, s, b.y - a.y, b.x - a.x);
391 swf_ShapeSetMove(tag, s, a.x, a.y);
392 swf_ShapeSetLine(tag, s, b.x - a.x, b.y - a.y);
397 swf_ShapeSetAll(tag,s,0,0,ls,0,0);
398 edge_t*e = poly2->edges;
400 swf_ShapeSetMove(tag, s, e->a.x, e->a.y);
401 swf_ShapeSetLine(tag, s, e->b.x - e->a.x, e->b.y - e->a.y);
403 swf_ShapeSetCircle(tag, s, e->a.x, e->a.y, 5*20, 5*20);
404 swf_ShapeSetCircle(tag, s, e->b.x, e->b.y, 5*20, 5*20);
409 swf_ShapeSetEnd(tag);
412 gfxpoly_destroy(poly1);
413 gfxpoly_destroy(poly2);
418 tag = swf_InsertTag(tag,ST_REMOVEOBJECT2);
421 tag = swf_InsertTag(tag,ST_PLACEOBJECT2);
422 swf_ObjectPlace(tag,t+1,t+1,NULL,NULL,NULL);
424 tag = swf_InsertTag(tag, ST_SHOWFRAME);
426 tag = swf_InsertTag(tag, ST_END);
428 swf_SaveSWF(&swf, "test.swf");
431 void rotate90(gfxpoly_t*poly)
434 gfxpolystroke_t*stroke = poly->strokes;
435 for(;stroke;stroke=stroke->next) {
436 for(j=0;j<stroke->num_points;j++) {
437 point_t a = stroke->points[j];
438 stroke->points[j].x = a.y;
439 stroke->points[j].y = a.x;
445 void test4(int argn, char*argv[])
448 DIR*_dir = opendir(dir);
452 file = readdir(_dir);
455 if(!strstr(file->d_name, ".ps"))
461 filename = allocprintf("%s/%s", dir, file->d_name);
465 windrule_t*rule = &windrule_evenodd;
466 gfxpoly_t*poly1 = gfxpoly_from_file(filename, 1.0);//0.01);
473 if(!gfxpoly_check(poly1, 0)) {
474 printf("bad polygon\n");
478 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
479 assert(gfxpoly_check(poly2, 1));
482 for(pass=0;pass<2;pass++) {
483 intbbox_t bbox = intbbox_from_polygon(poly1, zoom);
484 unsigned char*bitmap1 = render_polygon(poly1, &bbox, zoom, rule, &onepolygon);
485 unsigned char*bitmap2 = render_polygon(poly2, &bbox, zoom, &windrule_circular, &onepolygon);
486 if(!bitmap_ok(&bbox, bitmap1) || !bitmap_ok(&bbox, bitmap2)) {
487 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
488 assert(!"error in bitmaps");
490 if(!compare_bitmaps(&bbox, bitmap1, bitmap2)) {
491 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
492 assert(!"bitmaps don't match");
497 // second pass renders the 90° rotated version
502 gfxpoly_destroy(poly1);
503 gfxpoly_destroy(poly2);
510 #include "../gfxdevice.h"
511 #include "../pdf/pdf.h"
513 static int max_segments = 0;
514 static int max_any_segments = 0;
515 void extract_polygons_fill(gfxdevice_t*dev, gfxline_t*line, gfxcolor_t*color)
517 //gfxpoly_t*c = gfxpoly_from_fill(line, 0.05);
520 //gfxpoly_t*poly1 = gfxpoly_from_fill(line, 0.05);
521 gfxpoly_t*poly1 = gfxpoly_from_fill(line, 0.05);
523 //gfxline_dump(line, stderr, "");
524 //gfxpoly_dump(poly);
526 int size = gfxpoly_size(poly1);
528 //rectangles are boring.
529 gfxpoly_destroy(poly1);
533 max_any_segments = size > max_any_segments? size : max_any_segments;
535 fprintf(stderr, "%d segments (skipping)\n", size);
538 max_segments = size > max_segments? size : max_segments;
539 fprintf(stderr, "%d segments (max so far: %d/%d)\n", size, max_segments, max_any_segments);
542 if(!gfxpoly_check(poly1, 0)) {
543 gfxpoly_destroy(poly1);
544 fprintf(stderr, "bad polygon\n");
548 windrule_t*rule = &windrule_evenodd;
551 intbbox_t bbox = intbbox_from_polygon(poly1, zoom);
552 unsigned char*bitmap1 = render_polygon(poly1, &bbox, zoom, rule, &onepolygon);
553 if(!bitmap_ok(&bbox, bitmap1)) {
554 fprintf(stderr, "bad polygon or error in renderer\n");
557 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
558 unsigned char*bitmap2 = render_polygon(poly2, &bbox, zoom, &windrule_evenodd, &onepolygon);
559 if(!bitmap_ok(&bbox, bitmap2)) {
560 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
561 assert(!"error in bitmap");
563 if(!compare_bitmaps(&bbox, bitmap1, bitmap2)) {
564 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
565 assert(!"bitmaps don't match");
570 gfxpoly_destroy(poly1);
571 gfxpoly_destroy(poly2);
573 int extract_polygons_setparameter(gfxdevice_t*dev, const char*key, const char*value) {
576 void extract_polygons_startclip(gfxdevice_t*dev, gfxline_t*line)
578 extract_polygons_fill(dev, line, 0);
580 void extract_polygons_fillbitmap(gfxdevice_t*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*imgcoord2devcoord, gfxcxform_t*cxform)
582 extract_polygons_fill(dev, line, 0);
584 void extract_polygons_fillgradient(gfxdevice_t*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*gradcoord2devcoord)
586 extract_polygons_fill(dev, line, 0);
588 void extract_polygons_drawlink(gfxdevice_t*dev, gfxline_t*line, const char*action)
590 extract_polygons_fill(dev, line, 0);
592 void extract_polygons_addfont(gfxdevice_t*dev, gfxfont_t*font)
595 for(t=0;t<font->num_glyphs;t++) {
596 //extract_polygons_fill(dev, font->glyphs[t].line, 0);
599 void extract_polygons_endclip(gfxdevice_t*dev)
602 void extract_polygons_stroke(gfxdevice_t*dev, gfxline_t*line, gfxcoord_t width, gfxcolor_t*color, gfx_capType cap_style, gfx_joinType joint_style, gfxcoord_t miterLimit)
605 void extract_polygons_drawchar(gfxdevice_t*dev, gfxfont_t*font, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix)
609 gfxdevice_t extract_polygons =
611 name: "extract polygons",
612 setparameter:extract_polygons_setparameter,
613 startclip: extract_polygons_startclip,
614 endclip: extract_polygons_endclip,
615 stroke: extract_polygons_stroke,
616 fill: extract_polygons_fill,
617 fillbitmap: extract_polygons_fillbitmap,
618 fillgradient: extract_polygons_fillgradient,
619 addfont: extract_polygons_addfont,
620 drawchar: extract_polygons_drawchar,
621 drawlink: extract_polygons_drawlink,
630 void test5(int argn, char*argv[])
632 gfxsource_t*driver = gfxsource_pdf_create();
634 DIR*_dir = opendir(dir);
638 file = readdir(_dir);
641 if(!strstr(file->d_name, ".pdf"))
643 char* filename = allocprintf("%s/%s", dir, file->d_name);
648 gfxdocument_t*doc = driver->open(driver, filename);
649 gfxdevice_t*out = &extract_polygons;
651 for(t=1;t<=doc->num_pages;t++) {
652 fprintf(stderr, "%s (page %d)\n", filename, t);
653 gfxpage_t* page = doc->getpage(doc, t);
654 page->render(page, out);
663 driver->destroy(driver);
667 int main(int argn, char*argv[])
669 teststroke(argn, argv);