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Merge pull request #96885 from LuizZak/grow_mask_sqrt_fix 

Avoid expensive sqrt operation in hot loop of `BitMap.grow_mask`
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Rémi Verschelde 2024-09-13 11:22:01 +02:00
parent 0f86f30cf0 293cc2126e
commit f2ce94fdde
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GPG Key ID: C3336907360768E1
1 changed files with 3 additions and 2 deletions
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5
scene/resources/bit_map.cpp
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@ -559,6 +559,7 @@ void BitMap::grow_mask(int p_pixels, const Rect2i &p_rect) {
bool bit_value = p_pixels > 0;
p_pixels = Math::abs(p_pixels);
const int pixels2 = p_pixels * p_pixels;
Rect2i r = Rect2i(0, 0, width, height).intersection(p_rect);
@ -588,8 +589,8 @@ void BitMap::grow_mask(int p_pixels, const Rect2i &p_rect) {
}
}
float d = Point2(j, i).distance_to(Point2(x, y)) - CMP_EPSILON;
if (d > p_pixels) {
float d = Point2(j, i).distance_squared_to(Point2(x, y)) - CMP_EPSILON2;
if (d > pixels2) {
continue;
}