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SharedGraphics: Minor tweaks in rect shattering code.

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This commit is contained in:
Andreas Kling
2019-02-19 16:37:12 +01:00
parent 57546d8420
commit 210646edd2
2 changed files with 3 additions and 5 deletions
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5
SharedGraphics/DisjointRectSet.cpp
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@@ -15,13 +15,13 @@ void DisjointRectSet::add(const Rect& new_rect)
void DisjointRectSet::shatter()
{
Vector<Rect> output;
output.ensure_capacity(m_rects.size());
bool pass_had_intersections = false;
do {
pass_had_intersections = false;
output.clear_with_capacity();
for (size_t i = 0; i < m_rects.size(); ++i) {
auto& r1 = m_rects[i];
bool r1_had_intersections = false;
for (size_t j = 0; j < m_rects.size(); ++j) {
if (i == j)
continue;
@@ -37,8 +37,7 @@ void DisjointRectSet::shatter()
output.append(m_rects[i]);
goto next_pass;
}
if (!r1_had_intersections)
output.append(r1);
output.append(r1);
}
next_pass:
swap(output, m_rects);