gfxdevice_t*out;
clip_t*clip;
gfxpoly_t*polyunion;
+
+ int good_polygons;
+ int bad_polygons;
} internal_t;
static int verbose = 0;
int l;
va_list arglist;
va_start(arglist, format);
- vsprintf(buf, format, arglist);
+ vsnprintf(buf, sizeof(buf)-1, format, arglist);
va_end(arglist);
l = strlen(buf);
while(l && buf[l-1]=='\n') {
gfxpoly_t* oldclip = i->clip?i->clip->poly:0;
gfxpoly_t* poly = gfxpoly_fillToPoly(line);
+ if(poly)
+ i->good_polygons++;
+ else
+ i->bad_polygons++;
+
gfxpoly_t* currentclip = 0;
int type = 0;
a gfxline into a gfxpoly- for polygons which are too
complex or just degenerate, this might fail. So handle
all the cases where polygon conversion or intersection
- might fail */
+ might go awry */
if(!poly && !oldclip) {
i->out->startclip(i->out,line);
currentclip = 0;
} else if(poly && oldclip) {
gfxpoly_t*intersection = gfxpoly_intersect(poly, oldclip);
if(intersection) {
+ i->good_polygons++;
// this case is what usually happens
gfxpoly_free(poly);poly=0;
currentclip = intersection;
type = 0;
} else {
+ i->bad_polygons++;
gfxline_t*oldclipline = gfxpoly_to_gfxline(oldclip);
i->out->startclip(i->out, oldclipline);
currentclip = poly;
}
}
-gfxline_t* handle_poly(gfxdevice_t*dev, gfxpoly_t*poly)
+static gfxline_t* handle_poly(gfxdevice_t*dev, gfxpoly_t*poly, char*ok)
{
internal_t*i = (internal_t*)dev->internal;
if(i->clip && i->clip->poly) {
gfxpoly_free(old);
}
}
+
+ if(poly)
+ i->good_polygons++;
+ else
+ i->bad_polygons++;
+
addtounion(dev, poly);
gfxline_t*gfxline = 0;
if(poly) {
// this is the case where everything went right
gfxline_t*line = gfxpoly_to_gfxline(poly);
gfxpoly_free(poly);
+ *ok = 1;
return line;
} else {
if(i->clip && i->clip->poly) {
internal_t*i = (internal_t*)dev->internal;
gfxpoly_t* poly = gfxpoly_strokeToPoly(line, width, cap_style, joint_style, miterLimit);
- gfxline_t*line2 = handle_poly(dev, poly);
+ char ok = 0;
+ gfxline_t*line2 = handle_poly(dev, poly, &ok);
- if(line2) {
- if(i->out) i->out->fill(i->out, line2, color);
+ if(ok) {
+ if(i->out && line2) i->out->fill(i->out, line2, color);
gfxline_free(line2);
} else {
+ msg("<error> ..");
if(i->out) i->out->stroke(i->out, line, width, color, cap_style, joint_style, miterLimit);
}
}
internal_t*i = (internal_t*)dev->internal;
gfxpoly_t*poly = gfxpoly_fillToPoly(line);
- gfxline_t*line2 = handle_poly(dev, poly);
+ char ok = 0;
+ gfxline_t*line2 = handle_poly(dev, poly, &ok);
- if(line2) {
- if(i->out) i->out->fill(i->out, line2, color);
+ if(ok) {
+ if(i->out && line2) i->out->fill(i->out, line2, color);
gfxline_free(line2);
} else {
if(i->out) i->out->fill(i->out, line, color);
internal_t*i = (internal_t*)dev->internal;
gfxpoly_t*poly = gfxpoly_fillToPoly(line);
- gfxline_t*line2 = handle_poly(dev, poly);
+ char ok = 0;
+ gfxline_t*line2 = handle_poly(dev, poly, &ok);
- if(line2) {
- if(i->out) i->out->fillbitmap(i->out, line2, img, matrix, cxform);
+ if(ok) {
+ if(i->out && line2) i->out->fillbitmap(i->out, line2, img, matrix, cxform);
gfxline_free(line2);
} else {
if(i->out) i->out->fillbitmap(i->out, line, img, matrix, cxform);
internal_t*i = (internal_t*)dev->internal;
gfxpoly_t*poly = gfxpoly_fillToPoly(line);
- gfxline_t*line2 = handle_poly(dev, poly);
+ char ok = 0;
+ gfxline_t*line2 = handle_poly(dev, poly, &ok);
- if(line2) {
- if(i->out) i->out->fillgradient(i->out, line2, gradient, type, matrix);
+ if(ok) {
+ if(i->out && line2) i->out->fillgradient(i->out, line2, gradient, type, matrix);
gfxline_free(line2);
} else {
if(i->out) i->out->fillgradient(i->out, line, gradient, type, matrix);
gfxbbox_t bbox = gfxline_getbbox(glyph);
gfxpoly_t*dummybox = gfxpoly_createbox(bbox.xmin,bbox.ymin,bbox.xmax,bbox.ymax);
- gfxline_t*gfxline = handle_poly(dev, dummybox);
- if(gfxline) {
+ char ok=0;
+ gfxline_t*gfxline = handle_poly(dev, dummybox, &ok);
+ if(ok) {
gfxbbox_t bbox2 = gfxline_getbbox(gfxline);
double w = bbox2.xmax - bbox2.xmin;
double h = bbox2.ymax - bbox2.ymin;
dbg("polyops_finish");
internal_t*i = (internal_t*)dev->internal;
+
if(i->polyunion) {
gfxpoly_free(i->polyunion);i->polyunion=0;
+ } else {
+ if(i->bad_polygons) {
+ msg("<notice> --flatten success rate: %.1f%% (%d failed polygons)", i->good_polygons*100.0 / (i->good_polygons + i->bad_polygons), i->bad_polygons);
+ }
}
if(i->out) {
return i->out->finish(i->out);