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), 1);
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(200,100,300,200);
215 gfxline_t*box4 = gfxline_makerectangle(300,200,400,400);
216 gfxline_t* board = mkchessboard();
217 gfxline_t*star = mkstar(50,50, 150,150);
219 b = gfxline_append(b, box1);
220 b = gfxline_append(b, box2);
221 b = gfxline_append(b, box3);
222 b = gfxline_append(b, box4);
225 memset(&matrix, 0, sizeof(gfxmatrix_t));
230 gfxline_transform(board, &matrix);
231 b = gfxline_append(b, board);
233 //gfxline_transform(b, &matrix);
235 //gfxline_dump(b, stderr, "");
236 gfxpoly_t*poly = gfxpoly_from_fill(b, 0.05);
243 //gfxpoly_dump(poly);
244 gfxpoly_t*poly2 = gfxpoly_process(poly, 0, &windrule_evenodd, &onepolygon);
245 //gfxpoly_dump(poly2);
246 gfxpoly_save_arrows(poly2, "test.ps");
247 gfxpoly_destroy(poly);
248 gfxpoly_destroy(poly2);
251 int test_square(int width, int height, int num, double gridsize, char bitmaptest)
254 gfxline_t* line = malloc(sizeof(gfxline_t)*num);
256 line[t].type = t?gfx_lineTo:gfx_moveTo;
257 line[t].x = (lrand48()%width);
258 line[t].y = (lrand48()%height);
259 line[t].next = &line[t+1];
261 line[num-1].x = line[0].x;
262 line[num-1].y = line[0].y;
263 line[num-1].next = 0;
265 gfxpoly_t*poly1 = gfxpoly_from_fill(line, gridsize);
268 windrule_t*rule = &windrule_circular;
269 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
271 intbbox_t bbox = intbbox_new(0, 0, width, height);
272 unsigned char*bitmap1 = render_polygon(poly1, &bbox, 1.0, rule, &onepolygon);
273 assert(bitmap_ok(&bbox, bitmap1));
274 unsigned char*bitmap2 = render_polygon(poly2, &bbox, 1.0, &windrule_evenodd, &onepolygon);
275 assert(bitmap_ok(&bbox, bitmap2));
276 if(!compare_bitmaps(&bbox, bitmap1, bitmap2)) {
277 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
278 assert(!"bitmaps don't match");
281 gfxpoly_destroy(poly1);
282 gfxpoly_destroy(poly2);
285 int test2(int argn, char*argv[])
287 test_square(400,400, 3, 0.05, 1);
291 fprintf(stderr, "%d\n", t);
292 test_square(400,400, 50, 0.05, 1);
293 test_square(200,3, 1000, 1.0, 0);
294 test_square(3,200, 1000, 1.0, 0);
295 test_square(10,10, 200, 1.0, 0);
299 #include "../rfxswf.h"
300 void test3(int argn, char*argv[])
307 //gfxline_t*line = mkrandomshape(RANGE, N);
308 //windrule_t*rule = &windrule_circular;
309 //gfxline_t*line = mkchessboard();
310 gfxline_t*line = make_circles(30);
311 windrule_t*rule = &windrule_evenodd;
312 //windrule_t*rule = &windrule_circular;
315 memset(&m, 0, sizeof(m));
318 memset(&swf, 0, sizeof(SWF));
319 swf.movieSize.xmax = RANGE*20*1.41;
320 swf.movieSize.ymax = RANGE*20*1.41;
322 swf.frameRate = 25*0x100;
323 TAG * tag = swf.firstTag = swf_InsertTag(0, ST_SETBACKGROUNDCOLOR);
330 fprintf(stderr, "%d\n", t);
331 m.m00 = cos(t*M_PI/180.0);
332 m.m01 = sin(t*M_PI/180.0);
333 m.m10 = -sin(t*M_PI/180.0);
334 m.m11 = cos(t*M_PI/180.0);
338 gfxline_t*l = gfxline_clone(line);
339 gfxline_transform(l, &m);
341 gfxpoly_t*poly1 = gfxpoly_from_fill(l, 0.05);
343 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
345 tag = swf_InsertTag(tag, ST_DEFINESHAPE);
349 rgb.r = rgb.g = 0x00; rgb.b = 0xff;
351 int fs = swf_ShapeAddSolidFillStyle(s,&rgb);
352 int ls = swf_ShapeAddLineStyle(s,20,&rgb);
354 swf_SetRect(tag,&swf.movieSize);
355 swf_SetShapeHeader(tag,s);
359 swf_ShapeSetAll(tag,s,UNDEFINED_COORD,UNDEFINED_COORD,0,fs,0);
362 gfxpolystroke_t*stroke = poly2->strokes;
363 for(;stroke;stroke=stroke->next) {
364 for(j=0;j<stroke->num_points-1;j++) {
365 point_t a = stroke->points[j];
366 point_t b = stroke->points[j+1];
369 swf_ShapeSetMove(tag, s, a.y, a.x);
370 swf_ShapeSetLine(tag, s, b.y - a.y, b.x - a.x);
372 swf_ShapeSetMove(tag, s, a.x, a.y);
373 swf_ShapeSetLine(tag, s, b.x - a.x, b.y - a.y);
378 swf_ShapeSetAll(tag,s,0,0,ls,0,0);
379 edge_t*e = poly2->edges;
381 swf_ShapeSetMove(tag, s, e->a.x, e->a.y);
382 swf_ShapeSetLine(tag, s, e->b.x - e->a.x, e->b.y - e->a.y);
384 swf_ShapeSetCircle(tag, s, e->a.x, e->a.y, 5*20, 5*20);
385 swf_ShapeSetCircle(tag, s, e->b.x, e->b.y, 5*20, 5*20);
390 swf_ShapeSetEnd(tag);
393 gfxpoly_destroy(poly1);
394 gfxpoly_destroy(poly2);
399 tag = swf_InsertTag(tag,ST_REMOVEOBJECT2);
402 tag = swf_InsertTag(tag,ST_PLACEOBJECT2);
403 swf_ObjectPlace(tag,t+1,t+1,NULL,NULL,NULL);
405 tag = swf_InsertTag(tag, ST_SHOWFRAME);
407 tag = swf_InsertTag(tag, ST_END);
409 swf_SaveSWF(&swf, "test.swf");
412 void rotate90(gfxpoly_t*poly)
415 gfxpolystroke_t*stroke = poly->strokes;
416 for(;stroke;stroke=stroke->next) {
417 for(j=0;j<stroke->num_points;j++) {
418 point_t a = stroke->points[j];
419 stroke->points[j].x = a.y;
420 stroke->points[j].y = a.x;
426 void test4(int argn, char*argv[])
429 DIR*_dir = opendir(dir);
433 file = readdir(_dir);
436 if(!strstr(file->d_name, ".ps"))
442 filename = allocprintf("%s/%s", dir, file->d_name);
446 windrule_t*rule = &windrule_evenodd;
447 gfxpoly_t*poly1 = gfxpoly_from_file(filename, 1.0);//0.01);
454 if(!gfxpoly_check(poly1, 0)) {
455 printf("bad polygon\n");
459 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
460 assert(gfxpoly_check(poly2, 1));
463 for(pass=0;pass<2;pass++) {
464 intbbox_t bbox = intbbox_from_polygon(poly1, zoom);
465 unsigned char*bitmap1 = render_polygon(poly1, &bbox, zoom, rule, &onepolygon);
466 unsigned char*bitmap2 = render_polygon(poly2, &bbox, zoom, &windrule_circular, &onepolygon);
467 if(!bitmap_ok(&bbox, bitmap1) || !bitmap_ok(&bbox, bitmap2)) {
468 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
469 assert(!"error in bitmaps");
471 if(!compare_bitmaps(&bbox, bitmap1, bitmap2)) {
472 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
473 assert(!"bitmaps don't match");
478 // second pass renders the 90° rotated version
483 gfxpoly_destroy(poly1);
484 gfxpoly_destroy(poly2);
491 #include "../gfxdevice.h"
492 #include "../pdf/pdf.h"
494 static int max_segments = 0;
495 static int max_any_segments = 0;
496 void extract_polygons_fill(gfxdevice_t*dev, gfxline_t*line, gfxcolor_t*color)
498 //gfxpoly_t*c = gfxpoly_from_fill(line, 0.05);
501 //gfxpoly_t*poly1 = gfxpoly_from_fill(line, 0.05);
502 gfxpoly_t*poly1 = gfxpoly_from_fill(line, 0.05);
504 //gfxline_dump(line, stderr, "");
505 //gfxpoly_dump(poly);
507 int size = gfxpoly_size(poly1);
509 //rectangles are boring.
510 gfxpoly_destroy(poly1);
514 max_any_segments = size > max_any_segments? size : max_any_segments;
516 fprintf(stderr, "%d segments (skipping)\n", size);
519 max_segments = size > max_segments? size : max_segments;
520 fprintf(stderr, "%d segments (max so far: %d/%d)\n", size, max_segments, max_any_segments);
523 if(!gfxpoly_check(poly1, 0)) {
524 gfxpoly_destroy(poly1);
525 fprintf(stderr, "bad polygon\n");
529 windrule_t*rule = &windrule_evenodd;
532 intbbox_t bbox = intbbox_from_polygon(poly1, zoom);
533 unsigned char*bitmap1 = render_polygon(poly1, &bbox, zoom, rule, &onepolygon);
534 if(!bitmap_ok(&bbox, bitmap1)) {
535 fprintf(stderr, "bad polygon or error in renderer\n");
538 gfxpoly_t*poly2 = gfxpoly_process(poly1, 0, rule, &onepolygon);
539 unsigned char*bitmap2 = render_polygon(poly2, &bbox, zoom, &windrule_evenodd, &onepolygon);
540 if(!bitmap_ok(&bbox, bitmap2)) {
541 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
542 assert(!"error in bitmap");
544 if(!compare_bitmaps(&bbox, bitmap1, bitmap2)) {
545 save_two_bitmaps(&bbox, bitmap1, bitmap2, "error.png");
546 assert(!"bitmaps don't match");
551 gfxpoly_destroy(poly1);
552 gfxpoly_destroy(poly2);
554 int extract_polygons_setparameter(gfxdevice_t*dev, const char*key, const char*value) {
557 void extract_polygons_startclip(gfxdevice_t*dev, gfxline_t*line)
559 extract_polygons_fill(dev, line, 0);
561 void extract_polygons_fillbitmap(gfxdevice_t*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*imgcoord2devcoord, gfxcxform_t*cxform)
563 extract_polygons_fill(dev, line, 0);
565 void extract_polygons_fillgradient(gfxdevice_t*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*gradcoord2devcoord)
567 extract_polygons_fill(dev, line, 0);
569 void extract_polygons_drawlink(gfxdevice_t*dev, gfxline_t*line, const char*action)
571 extract_polygons_fill(dev, line, 0);
573 void extract_polygons_addfont(gfxdevice_t*dev, gfxfont_t*font)
576 for(t=0;t<font->num_glyphs;t++) {
577 //extract_polygons_fill(dev, font->glyphs[t].line, 0);
580 void extract_polygons_endclip(gfxdevice_t*dev)
583 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)
586 void extract_polygons_drawchar(gfxdevice_t*dev, gfxfont_t*font, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix)
590 gfxdevice_t extract_polygons =
592 name: "extract polygons",
593 setparameter:extract_polygons_setparameter,
594 startclip: extract_polygons_startclip,
595 endclip: extract_polygons_endclip,
596 stroke: extract_polygons_stroke,
597 fill: extract_polygons_fill,
598 fillbitmap: extract_polygons_fillbitmap,
599 fillgradient: extract_polygons_fillgradient,
600 addfont: extract_polygons_addfont,
601 drawchar: extract_polygons_drawchar,
602 drawlink: extract_polygons_drawlink,
611 void test5(int argn, char*argv[])
613 gfxsource_t*driver = gfxsource_pdf_create();
615 DIR*_dir = opendir(dir);
619 file = readdir(_dir);
622 if(!strstr(file->d_name, ".pdf"))
624 char* filename = allocprintf("%s/%s", dir, file->d_name);
629 gfxdocument_t*doc = driver->open(driver, filename);
630 gfxdevice_t*out = &extract_polygons;
632 for(t=1;t<=doc->num_pages;t++) {
633 fprintf(stderr, "%s (page %d)\n", filename, t);
634 gfxpage_t* page = doc->getpage(doc, t);
635 page->render(page, out);
644 driver->destroy(driver);
648 int main(int argn, char*argv[])