Expose additional BitMap methods

Bonus: Restrict debug prints to debug builds
This commit is contained in:
Pedro J. Estébanez 2018-08-08 21:11:54 +02:00
parent 1800664e80
commit 42bf5cd790
2 changed files with 39 additions and 0 deletions

View file

@ -442,7 +442,9 @@ Vector<Vector<Vector2> > BitMap::clip_opaque_to_polygons(const Rect2 &p_rect, fl
Rect2i r = Rect2i(0, 0, width, height).clip(p_rect);
#ifdef DEBUG_ENABLED
print_line("Rect: " + r);
#endif
Point2i from;
Ref<BitMap> fill;
fill.instance();
@ -454,9 +456,13 @@ Vector<Vector<Vector2> > BitMap::clip_opaque_to_polygons(const Rect2 &p_rect, fl
if (!fill->get_bit(Point2(j, i)) && get_bit(Point2(j, i))) {
Vector<Vector2> polygon = _march_square(r, Point2i(j, i));
#ifdef DEBUG_ENABLED
print_line("pre reduce: " + itos(polygon.size()));
#endif
polygon = reduce(polygon, r, p_epsilon);
#ifdef DEBUG_ENABLED
print_line("post reduce: " + itos(polygon.size()));
#endif
polygons.push_back(polygon);
fill_bits(this, fill, Point2i(j, i), r);
}
@ -510,6 +516,34 @@ void BitMap::grow_mask(int p_pixels, const Rect2 &p_rect) {
}
}
Array BitMap::_opaque_to_polygons_bind(const Rect2 &p_rect, float p_epsilon) const {
Vector<Vector<Vector2> > result = clip_opaque_to_polygons(p_rect, p_epsilon);
// Convert result to bindable types
Array result_array;
result_array.resize(result.size());
for (int i = 0; i < result.size(); i++) {
const Vector<Vector2> &polygon = result[i];
PoolVector2Array polygon_array;
polygon_array.resize(polygon.size());
{
PoolVector2Array::Write w = polygon_array.write();
for (int j = 0; j < polygon.size(); j++) {
w[j] = polygon[j];
}
}
result_array[i] = polygon_array;
}
return result_array;
}
void BitMap::_bind_methods() {
ClassDB::bind_method(D_METHOD("create", "size"), &BitMap::create);
@ -526,6 +560,9 @@ void BitMap::_bind_methods() {
ClassDB::bind_method(D_METHOD("_set_data"), &BitMap::_set_data);
ClassDB::bind_method(D_METHOD("_get_data"), &BitMap::_get_data);
ClassDB::bind_method(D_METHOD("grow_mask", "pixels", "rect"), &BitMap::grow_mask);
ClassDB::bind_method(D_METHOD("opaque_to_polygons", "rect", "epsilon"), &BitMap::_opaque_to_polygons_bind, DEFVAL(2.0));
ADD_PROPERTY(PropertyInfo(Variant::DICTIONARY, "data", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "_set_data", "_get_data");
}

View file

@ -46,6 +46,8 @@ class BitMap : public Resource {
Vector<Vector2> _march_square(const Rect2i &rect, const Point2i &start) const;
Array _opaque_to_polygons_bind(const Rect2 &p_rect, float p_epsilon) const;
protected:
void _set_data(const Dictionary &p_d);
Dictionary _get_data() const;