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 test0(int argn, char*argv[])
171 gfxline_t*box1 = gfxline_makerectangle(-100,-100,100,100);
172 gfxline_t*box2 = gfxline_makerectangle(-100,-100,100,100);
173 gfxline_t*box3 = gfxline_makerectangle(-100,-100,100,100);
174 //gfxline_append(box2, box3);
176 gfxpoly_check(gfxpoly_from_stroke(box1, 2.0, gfx_capRound, gfx_joinRound, 0, 0.05));
179 memset(&matrix, 0, sizeof(gfxmatrix_t));
181 matrix.m00=cos(ua);matrix.m10=sin(ua);
182 matrix.m01=-sin(ua);matrix.m11=cos(ua);
183 gfxline_transform(box1, &matrix);
186 //b = gfxline_append(b, box1);
187 //b = gfxline_append(b, box2);
188 //gfxline_dump(b, stderr, "");
190 gfxpoly_t*poly1 = gfxpoly_from_fill(box1, 0.05);
191 gfxpoly_t*poly2 = gfxpoly_from_fill(box2, 0.05);
196 //gfxpoly_t*poly3 = gfxpoly_process(poly1, poly2, &windrule_intersect, &twopolygons);
197 gfxpoly_t*poly3 = gfxpoly_process(poly1, poly2, &windrule_intersect, &twopolygons);
200 gfxline_t*line = gfxline_from_gfxpoly(poly3);
202 gfxline_dump(line, stdout, "");
204 gfxpoly_destroy(poly1);
205 gfxpoly_destroy(poly2);
206 gfxpoly_destroy(poly3);
210 int test1(int argn, char*argv[])
212 gfxline_t*box1 = gfxline_makerectangle(50,50,150,150);
213 gfxline_t*box2 = gfxline_makerectangle(100,100,200,200);
214 gfxline_t*box3 = gfxline_makerectangle(100,100,200,200);
215 gfxline_t*star = mkstar(50,50, 150,150);
217 b = gfxline_append(b, box1);
218 b = gfxline_append(b, box2);
219 //b = gfxline_append(b, box3);
222 memset(&matrix, 0, sizeof(gfxmatrix_t));
224 matrix.m00=cos(ua);matrix.m10=sin(ua);
225 matrix.m01=-sin(ua);matrix.m11=cos(ua);
227 //gfxline_transform(b, &matrix);
229 gfxline_dump(b, stderr, "");
230 gfxpoly_t*poly = gfxpoly_from_fill(b, 0.05);
238 gfxpoly_t*poly2 = gfxpoly_process(poly, 0, &windrule_evenodd, &onepolygon);
240 gfxpoly_destroy(poly);
241 gfxpoly_destroy(poly2);
244 int test_square(int width, int height, int num, double gridsize, char bitmaptest)
247 gfxline_t* line = malloc(sizeof(gfxline_t)*num);
249 line[t].type = t?gfx_lineTo:gfx_moveTo;
250 line[t].x = (lrand48()%width);
251 line[t].y = (lrand48()%height);
252 line[t].next = &line[t+1];
254 line[num-1].x = line[0].x;
255 line[num-1].y = line[0].y;
256 line[num-1].next = 0;
258 gfxpoly_t*poly1 = gfxpoly_from_fill(line, gridsize);
261 windrule_t*rule = &windrule_circular;
262 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
264 intbbox_t bbox = intbbox_new(0, 0, width, height);
265 unsigned char*bitmap1 = render_polygon(poly1, &bbox, 1.0, rule, &onepolygon);
266 assert(bitmap_ok(&bbox, bitmap1));
267 unsigned char*bitmap2 = render_polygon(poly2, &bbox, 1.0, &windrule_evenodd, &onepolygon);
268 assert(bitmap_ok(&bbox, bitmap2));
269 if(!compare_bitmaps(&bbox, bitmap1, bitmap2)) {
270 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
271 assert(!"bitmaps don't match");
274 gfxpoly_destroy(poly1);
275 gfxpoly_destroy(poly2);
278 int test2(int argn, char*argv[])
280 test_square(400,400, 3, 0.05, 1);
284 fprintf(stderr, "%d\n", t);
285 test_square(400,400, 50, 0.05, 1);
286 test_square(200,3, 1000, 1.0, 0);
287 test_square(3,200, 1000, 1.0, 0);
288 test_square(10,10, 200, 1.0, 0);
292 #include "../rfxswf.h"
293 void test3(int argn, char*argv[])
300 //gfxline_t*line = mkrandomshape(RANGE, N);
301 //windrule_t*rule = &windrule_circular;
302 //gfxline_t*line = mkchessboard();
303 gfxline_t*line = make_circles(30);
304 windrule_t*rule = &windrule_evenodd;
305 //windrule_t*rule = &windrule_circular;
308 memset(&m, 0, sizeof(m));
311 memset(&swf, 0, sizeof(SWF));
312 swf.movieSize.xmax = RANGE*20*1.41;
313 swf.movieSize.ymax = RANGE*20*1.41;
315 swf.frameRate = 25*0x100;
316 TAG * tag = swf.firstTag = swf_InsertTag(0, ST_SETBACKGROUNDCOLOR);
323 fprintf(stderr, "%d\n", t);
324 m.m00 = cos(t*M_PI/180.0);
325 m.m01 = sin(t*M_PI/180.0);
326 m.m10 = -sin(t*M_PI/180.0);
327 m.m11 = cos(t*M_PI/180.0);
331 gfxline_t*l = gfxline_clone(line);
332 gfxline_transform(l, &m);
334 gfxpoly_t*poly1 = gfxpoly_from_fill(l, 0.05);
336 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
338 tag = swf_InsertTag(tag, ST_DEFINESHAPE);
342 rgb.r = rgb.g = 0x00; rgb.b = 0xff;
344 int fs = swf_ShapeAddSolidFillStyle(s,&rgb);
345 int ls = swf_ShapeAddLineStyle(s,20,&rgb);
347 swf_SetRect(tag,&swf.movieSize);
348 swf_SetShapeHeader(tag,s);
352 swf_ShapeSetAll(tag,s,UNDEFINED_COORD,UNDEFINED_COORD,0,fs,0);
355 gfxpolystroke_t*stroke = poly2->strokes;
356 for(;stroke;stroke=stroke->next) {
357 for(j=0;j<stroke->num_points-1;j++) {
358 point_t a = stroke->points[j];
359 point_t b = stroke->points[j+1];
362 swf_ShapeSetMove(tag, s, a.y, a.x);
363 swf_ShapeSetLine(tag, s, b.y - a.y, b.x - a.x);
365 swf_ShapeSetMove(tag, s, a.x, a.y);
366 swf_ShapeSetLine(tag, s, b.x - a.x, b.y - a.y);
371 swf_ShapeSetAll(tag,s,0,0,ls,0,0);
372 edge_t*e = poly2->edges;
374 swf_ShapeSetMove(tag, s, e->a.x, e->a.y);
375 swf_ShapeSetLine(tag, s, e->b.x - e->a.x, e->b.y - e->a.y);
377 swf_ShapeSetCircle(tag, s, e->a.x, e->a.y, 5*20, 5*20);
378 swf_ShapeSetCircle(tag, s, e->b.x, e->b.y, 5*20, 5*20);
383 swf_ShapeSetEnd(tag);
386 gfxpoly_destroy(poly1);
387 gfxpoly_destroy(poly2);
392 tag = swf_InsertTag(tag,ST_REMOVEOBJECT2);
395 tag = swf_InsertTag(tag,ST_PLACEOBJECT2);
396 swf_ObjectPlace(tag,t+1,t+1,NULL,NULL,NULL);
398 tag = swf_InsertTag(tag, ST_SHOWFRAME);
400 tag = swf_InsertTag(tag, ST_END);
402 swf_SaveSWF(&swf, "test.swf");
405 void rotate90(gfxpoly_t*poly)
408 gfxpolystroke_t*stroke = poly->strokes;
409 for(;stroke;stroke=stroke->next) {
410 for(j=0;j<stroke->num_points;j++) {
411 point_t a = stroke->points[j];
412 stroke->points[j].x = a.y;
413 stroke->points[j].y = a.x;
419 void test4(int argn, char*argv[])
422 DIR*_dir = opendir(dir);
426 file = readdir(_dir);
429 if(!strstr(file->d_name, ".ps"))
435 filename = allocprintf("%s/%s", dir, file->d_name);
439 windrule_t*rule = &windrule_evenodd;
440 gfxpoly_t*poly1 = gfxpoly_from_file(filename, 1.0);//0.01);
447 if(!gfxpoly_check(poly1)) {
448 printf("bad polygon\n");
452 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
455 for(pass=0;pass<2;pass++) {
456 intbbox_t bbox = intbbox_from_polygon(poly1, zoom);
457 unsigned char*bitmap1 = render_polygon(poly1, &bbox, zoom, rule, &onepolygon);
458 unsigned char*bitmap2 = render_polygon(poly2, &bbox, zoom, &windrule_evenodd, &onepolygon);
459 if(!bitmap_ok(&bbox, bitmap1) || !bitmap_ok(&bbox, bitmap2)) {
460 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
461 assert(!"error in bitmaps");
463 if(!compare_bitmaps(&bbox, bitmap1, bitmap2)) {
464 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
465 assert(!"bitmaps don't match");
470 // second pass renders the 90° rotated version
475 gfxpoly_destroy(poly1);
476 gfxpoly_destroy(poly2);
483 #include "../gfxdevice.h"
484 #include "../pdf/pdf.h"
486 static int max_segments = 0;
487 static int max_any_segments = 0;
488 void extract_polygons_fill(gfxdevice_t*dev, gfxline_t*line, gfxcolor_t*color)
490 //gfxpoly_t*c = gfxpoly_from_fill(line, 0.05);
493 //gfxpoly_t*poly1 = gfxpoly_from_fill(line, 0.05);
494 gfxpoly_t*poly1 = gfxpoly_from_fill(line, 0.05);
496 //gfxline_dump(line, stderr, "");
497 //gfxpoly_dump(poly);
499 int size = gfxpoly_size(poly1);
501 //rectangles are boring.
502 gfxpoly_destroy(poly1);
506 max_any_segments = size > max_any_segments? size : max_any_segments;
508 fprintf(stderr, "%d segments (skipping)\n", size);
511 max_segments = size > max_segments? size : max_segments;
512 fprintf(stderr, "%d segments (max so far: %d/%d)\n", size, max_segments, max_any_segments);
515 if(!gfxpoly_check(poly1)) {
516 gfxpoly_destroy(poly1);
517 fprintf(stderr, "bad polygon\n");
521 windrule_t*rule = &windrule_evenodd;
524 intbbox_t bbox = intbbox_from_polygon(poly1, zoom);
525 unsigned char*bitmap1 = render_polygon(poly1, &bbox, zoom, rule, &onepolygon);
526 if(!bitmap_ok(&bbox, bitmap1)) {
527 fprintf(stderr, "bad polygon or error in renderer\n");
530 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
531 unsigned char*bitmap2 = render_polygon(poly2, &bbox, zoom, &windrule_evenodd, &onepolygon);
532 if(!bitmap_ok(&bbox, bitmap2)) {
533 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
534 assert(!"error in bitmap");
536 if(!compare_bitmaps(&bbox, bitmap1, bitmap2)) {
537 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
538 assert(!"bitmaps don't match");
543 gfxpoly_destroy(poly1);
544 gfxpoly_destroy(poly2);
546 int extract_polygons_setparameter(gfxdevice_t*dev, const char*key, const char*value) {
549 void extract_polygons_startclip(gfxdevice_t*dev, gfxline_t*line)
551 extract_polygons_fill(dev, line, 0);
553 void extract_polygons_fillbitmap(gfxdevice_t*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*imgcoord2devcoord, gfxcxform_t*cxform)
555 extract_polygons_fill(dev, line, 0);
557 void extract_polygons_fillgradient(gfxdevice_t*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*gradcoord2devcoord)
559 extract_polygons_fill(dev, line, 0);
561 void extract_polygons_drawlink(gfxdevice_t*dev, gfxline_t*line, const char*action)
563 extract_polygons_fill(dev, line, 0);
565 void extract_polygons_addfont(gfxdevice_t*dev, gfxfont_t*font)
568 for(t=0;t<font->num_glyphs;t++) {
569 //extract_polygons_fill(dev, font->glyphs[t].line, 0);
572 void extract_polygons_endclip(gfxdevice_t*dev)
575 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)
578 void extract_polygons_drawchar(gfxdevice_t*dev, gfxfont_t*font, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix)
582 gfxdevice_t extract_polygons =
584 name: "extract polygons",
585 setparameter:extract_polygons_setparameter,
586 startclip: extract_polygons_startclip,
587 endclip: extract_polygons_endclip,
588 stroke: extract_polygons_stroke,
589 fill: extract_polygons_fill,
590 fillbitmap: extract_polygons_fillbitmap,
591 fillgradient: extract_polygons_fillgradient,
592 addfont: extract_polygons_addfont,
593 drawchar: extract_polygons_drawchar,
594 drawlink: extract_polygons_drawlink,
603 void test5(int argn, char*argv[])
605 gfxsource_t*driver = gfxsource_pdf_create();
607 DIR*_dir = opendir(dir);
611 file = readdir(_dir);
614 if(!strstr(file->d_name, ".pdf"))
616 char* filename = allocprintf("%s/%s", dir, file->d_name);
621 gfxdocument_t*doc = driver->open(driver, filename);
622 gfxdevice_t*out = &extract_polygons;
624 for(t=1;t<=doc->num_pages;t++) {
625 fprintf(stderr, "%s (page %d)\n", filename, t);
626 gfxpage_t* page = doc->getpage(doc, t);
627 page->render(page, out);
636 driver->destroy(driver);
640 int main(int argn, char*argv[])