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 gfxline_t*box1 = gfxline_makerectangle(100,100,200,200);
188 gfxpoly_t*poly = gfxpoly_from_stroke(box1, 10.0, gfx_capRound, gfx_joinMiter, 1000, 0.05);
189 assert(gfxpoly_check(poly, 1));
192 int test0(int argn, char*argv[])
194 gfxline_t*box1 = gfxline_makerectangle(-100,-100,100,100);
195 gfxline_t*box2 = gfxline_makerectangle(-100,-100,100,100);
196 gfxline_t*box3 = gfxline_makerectangle(-100,-100,100,100);
197 //gfxline_append(box2, box3);
200 memset(&matrix, 0, sizeof(gfxmatrix_t));
202 matrix.m00=cos(ua);matrix.m10=sin(ua);
203 matrix.m01=-sin(ua);matrix.m11=cos(ua);
204 gfxline_transform(box1, &matrix);
207 //b = gfxline_append(b, box1);
208 //b = gfxline_append(b, box2);
209 //gfxline_dump(b, stderr, "");
211 gfxpoly_t*poly1 = gfxpoly_from_fill(box1, 0.05);
212 gfxpoly_t*poly2 = gfxpoly_from_fill(box2, 0.05);
217 //gfxpoly_t*poly3 = gfxpoly_process(poly1, poly2, &windrule_intersect, &twopolygons);
218 gfxpoly_t*poly3 = gfxpoly_process(poly1, poly2, &windrule_intersect, &twopolygons);
221 gfxline_t*line = gfxline_from_gfxpoly(poly3);
223 gfxline_dump(line, stdout, "");
225 gfxpoly_destroy(poly1);
226 gfxpoly_destroy(poly2);
227 gfxpoly_destroy(poly3);
231 int test1(int argn, char*argv[])
233 gfxline_t*box1 = gfxline_makerectangle(50,50,150,150);
234 gfxline_t*box2 = gfxline_makerectangle(100,100,200,200);
235 gfxline_t*box3 = gfxline_makerectangle(200,100,300,200);
236 gfxline_t*box4 = gfxline_makerectangle(300,200,400,400);
237 gfxline_t* board = mkchessboard();
238 gfxline_t*star = mkstar(50,50, 150,150);
240 b = gfxline_append(b, box1);
241 b = gfxline_append(b, box2);
242 b = gfxline_append(b, box3);
243 b = gfxline_append(b, box4);
246 memset(&matrix, 0, sizeof(gfxmatrix_t));
251 gfxline_transform(board, &matrix);
252 b = gfxline_append(b, board);
254 //gfxline_transform(b, &matrix);
256 //gfxline_dump(b, stderr, "");
257 gfxpoly_t*poly = gfxpoly_from_fill(b, 0.05);
264 //gfxpoly_dump(poly);
265 gfxpoly_t*poly2 = gfxpoly_process(poly, 0, &windrule_evenodd, &onepolygon);
266 //gfxpoly_dump(poly2);
267 gfxpoly_save_arrows(poly2, "test.ps");
268 gfxpoly_destroy(poly);
269 gfxpoly_destroy(poly2);
272 int test_square(int width, int height, int num, double gridsize, char bitmaptest)
275 gfxline_t* line = malloc(sizeof(gfxline_t)*num);
277 line[t].type = t?gfx_lineTo:gfx_moveTo;
278 line[t].x = (lrand48()%width);
279 line[t].y = (lrand48()%height);
280 line[t].next = &line[t+1];
282 line[num-1].x = line[0].x;
283 line[num-1].y = line[0].y;
284 line[num-1].next = 0;
286 gfxpoly_t*poly1 = gfxpoly_from_fill(line, gridsize);
289 windrule_t*rule = &windrule_circular;
290 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
292 intbbox_t bbox = intbbox_new(0, 0, width, height);
293 unsigned char*bitmap1 = render_polygon(poly1, &bbox, 1.0, rule, &onepolygon);
294 assert(bitmap_ok(&bbox, bitmap1));
295 unsigned char*bitmap2 = render_polygon(poly2, &bbox, 1.0, &windrule_evenodd, &onepolygon);
296 assert(bitmap_ok(&bbox, bitmap2));
297 if(!compare_bitmaps(&bbox, bitmap1, bitmap2)) {
298 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
299 assert(!"bitmaps don't match");
302 gfxpoly_destroy(poly1);
303 gfxpoly_destroy(poly2);
306 int test2(int argn, char*argv[])
308 test_square(400,400, 3, 0.05, 1);
312 fprintf(stderr, "%d\n", t);
313 test_square(400,400, 50, 0.05, 1);
314 test_square(200,3, 1000, 1.0, 0);
315 test_square(3,200, 1000, 1.0, 0);
316 test_square(10,10, 200, 1.0, 0);
320 #include "../rfxswf.h"
321 void test3(int argn, char*argv[])
328 //gfxline_t*line = mkrandomshape(RANGE, N);
329 //windrule_t*rule = &windrule_circular;
330 gfxline_t*line = mkchessboard();
331 //gfxline_t*line = make_circles(30);
332 windrule_t*rule = &windrule_evenodd;
333 //windrule_t*rule = &windrule_circular;
336 memset(&m, 0, sizeof(m));
339 memset(&swf, 0, sizeof(SWF));
340 swf.movieSize.xmax = RANGE*20*1.41;
341 swf.movieSize.ymax = RANGE*20*1.41;
343 swf.frameRate = 25*0x100;
344 TAG * tag = swf.firstTag = swf_InsertTag(0, ST_SETBACKGROUNDCOLOR);
351 fprintf(stderr, "%d\n", t);
352 m.m00 = cos(t*M_PI/180.0);
353 m.m01 = sin(t*M_PI/180.0);
354 m.m10 = -sin(t*M_PI/180.0);
355 m.m11 = cos(t*M_PI/180.0);
359 gfxline_t*l = gfxline_clone(line);
360 gfxline_transform(l, &m);
362 gfxpoly_t*poly1 = gfxpoly_from_fill(l, 0.05);
364 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
365 assert(gfxpoly_check(poly2, 0));
367 tag = swf_InsertTag(tag, ST_DEFINESHAPE);
371 rgb.r = rgb.g = 0x00; rgb.b = 0xff;
373 int fs = swf_ShapeAddSolidFillStyle(s,&rgb);
374 int ls = swf_ShapeAddLineStyle(s,20,&rgb);
376 swf_SetRect(tag,&swf.movieSize);
377 swf_SetShapeHeader(tag,s);
381 swf_ShapeSetAll(tag,s,UNDEFINED_COORD,UNDEFINED_COORD,0,fs,0);
384 gfxpolystroke_t*stroke = poly2->strokes;
385 for(;stroke;stroke=stroke->next) {
386 for(j=0;j<stroke->num_points-1;j++) {
387 point_t a = stroke->points[j];
388 point_t b = stroke->points[j+1];
391 swf_ShapeSetMove(tag, s, a.y, a.x);
392 swf_ShapeSetLine(tag, s, b.y - a.y, b.x - a.x);
394 swf_ShapeSetMove(tag, s, a.x, a.y);
395 swf_ShapeSetLine(tag, s, b.x - a.x, b.y - a.y);
400 swf_ShapeSetAll(tag,s,0,0,ls,0,0);
401 edge_t*e = poly2->edges;
403 swf_ShapeSetMove(tag, s, e->a.x, e->a.y);
404 swf_ShapeSetLine(tag, s, e->b.x - e->a.x, e->b.y - e->a.y);
406 swf_ShapeSetCircle(tag, s, e->a.x, e->a.y, 5*20, 5*20);
407 swf_ShapeSetCircle(tag, s, e->b.x, e->b.y, 5*20, 5*20);
412 swf_ShapeSetEnd(tag);
415 gfxpoly_destroy(poly1);
416 gfxpoly_destroy(poly2);
421 tag = swf_InsertTag(tag,ST_REMOVEOBJECT2);
424 tag = swf_InsertTag(tag,ST_PLACEOBJECT2);
425 swf_ObjectPlace(tag,t+1,t+1,NULL,NULL,NULL);
427 tag = swf_InsertTag(tag, ST_SHOWFRAME);
429 tag = swf_InsertTag(tag, ST_END);
431 swf_SaveSWF(&swf, "test.swf");
434 void rotate90(gfxpoly_t*poly)
437 gfxpolystroke_t*stroke = poly->strokes;
438 for(;stroke;stroke=stroke->next) {
439 for(j=0;j<stroke->num_points;j++) {
440 point_t a = stroke->points[j];
441 stroke->points[j].x = a.y;
442 stroke->points[j].y = a.x;
448 void test4(int argn, char*argv[])
451 DIR*_dir = opendir(dir);
455 file = readdir(_dir);
458 if(!strstr(file->d_name, ".ps"))
464 filename = allocprintf("%s/%s", dir, file->d_name);
468 windrule_t*rule = &windrule_evenodd;
469 gfxpoly_t*poly1 = gfxpoly_from_file(filename, 1.0);//0.01);
476 if(!gfxpoly_check(poly1, 0)) {
477 printf("bad polygon\n");
481 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
483 assert(gfxpoly_check(poly2, 1));
486 for(pass=0;pass<2;pass++) {
487 intbbox_t bbox = intbbox_from_polygon(poly1, zoom);
488 unsigned char*bitmap1 = render_polygon(poly1, &bbox, zoom, rule, &onepolygon);
489 unsigned char*bitmap2 = render_polygon(poly2, &bbox, zoom, &windrule_circular, &onepolygon);
490 if(!bitmap_ok(&bbox, bitmap1) || !bitmap_ok(&bbox, bitmap2)) {
491 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
492 assert(!"error in bitmaps");
494 if(!compare_bitmaps(&bbox, bitmap1, bitmap2)) {
495 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
496 assert(!"bitmaps don't match");
501 // second pass renders the 90° rotated version
506 gfxpoly_destroy(poly1);
507 gfxpoly_destroy(poly2);
516 #include "../gfxdevice.h"
517 #include "../pdf/pdf.h"
519 static int max_segments = 0;
520 static int max_any_segments = 0;
521 void extract_polygons_fill(gfxdevice_t*dev, gfxline_t*line, gfxcolor_t*color)
523 //gfxpoly_t*c = gfxpoly_from_fill(line, 0.05);
526 //gfxpoly_t*poly1 = gfxpoly_from_fill(line, 0.05);
527 gfxpoly_t*poly1 = gfxpoly_from_fill(line, 0.05);
529 //gfxline_dump(line, stderr, "");
530 //gfxpoly_dump(poly);
532 int size = gfxpoly_size(poly1);
534 //rectangles are boring.
535 gfxpoly_destroy(poly1);
539 max_any_segments = size > max_any_segments? size : max_any_segments;
541 fprintf(stderr, "%d segments (skipping)\n", size);
544 max_segments = size > max_segments? size : max_segments;
545 fprintf(stderr, "%d segments (max so far: %d/%d)\n", size, max_segments, max_any_segments);
548 if(!gfxpoly_check(poly1, 0)) {
549 gfxpoly_destroy(poly1);
550 fprintf(stderr, "bad polygon\n");
554 windrule_t*rule = &windrule_evenodd;
557 intbbox_t bbox = intbbox_from_polygon(poly1, zoom);
558 unsigned char*bitmap1 = render_polygon(poly1, &bbox, zoom, rule, &onepolygon);
559 if(!bitmap_ok(&bbox, bitmap1)) {
560 fprintf(stderr, "bad polygon or error in renderer\n");
563 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
564 unsigned char*bitmap2 = render_polygon(poly2, &bbox, zoom, &windrule_evenodd, &onepolygon);
565 if(!bitmap_ok(&bbox, bitmap2)) {
566 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
567 assert(!"error in bitmap");
569 if(!compare_bitmaps(&bbox, bitmap1, bitmap2)) {
570 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
571 assert(!"bitmaps don't match");
576 gfxpoly_destroy(poly1);
577 gfxpoly_destroy(poly2);
579 int extract_polygons_setparameter(gfxdevice_t*dev, const char*key, const char*value) {
582 void extract_polygons_startclip(gfxdevice_t*dev, gfxline_t*line)
584 extract_polygons_fill(dev, line, 0);
586 void extract_polygons_fillbitmap(gfxdevice_t*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*imgcoord2devcoord, gfxcxform_t*cxform)
588 extract_polygons_fill(dev, line, 0);
590 void extract_polygons_fillgradient(gfxdevice_t*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*gradcoord2devcoord)
592 extract_polygons_fill(dev, line, 0);
594 void extract_polygons_drawlink(gfxdevice_t*dev, gfxline_t*line, const char*action)
596 extract_polygons_fill(dev, line, 0);
598 void extract_polygons_addfont(gfxdevice_t*dev, gfxfont_t*font)
601 for(t=0;t<font->num_glyphs;t++) {
602 //extract_polygons_fill(dev, font->glyphs[t].line, 0);
605 void extract_polygons_endclip(gfxdevice_t*dev)
608 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)
611 void extract_polygons_drawchar(gfxdevice_t*dev, gfxfont_t*font, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix)
615 gfxdevice_t extract_polygons =
617 name: "extract polygons",
618 setparameter:extract_polygons_setparameter,
619 startclip: extract_polygons_startclip,
620 endclip: extract_polygons_endclip,
621 stroke: extract_polygons_stroke,
622 fill: extract_polygons_fill,
623 fillbitmap: extract_polygons_fillbitmap,
624 fillgradient: extract_polygons_fillgradient,
625 addfont: extract_polygons_addfont,
626 drawchar: extract_polygons_drawchar,
627 drawlink: extract_polygons_drawlink,
636 void test5(int argn, char*argv[])
638 gfxsource_t*driver = gfxsource_pdf_create();
640 DIR*_dir = opendir(dir);
644 file = readdir(_dir);
647 if(!strstr(file->d_name, ".pdf"))
649 char* filename = allocprintf("%s/%s", dir, file->d_name);
654 gfxdocument_t*doc = driver->open(driver, filename);
655 gfxdevice_t*out = &extract_polygons;
657 for(t=1;t<=doc->num_pages;t++) {
658 fprintf(stderr, "%s (page %d)\n", filename, t);
659 gfxpage_t* page = doc->getpage(doc, t);
660 page->render(page, out);
669 driver->destroy(driver);
673 int main(int argn, char*argv[])