corysanin/tubestation
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Bug 1925561 - Use a quicker radius calculation for ArcParams. r=aosmond

Browse Source 
Differential Revision: https://phabricator.services.mozilla.com/D226242
This commit is contained in:
Lee Salzman
2024-10-20 15:47:44 +00:00
parent 13760d78ec
commit 7359e25a9b
1 changed files with 4 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
gfx/2d/PathRecording.cpp
View File

@@ -12,14 +12,12 @@ namespace mozilla {
namespace gfx {
inline Maybe<float> PathOps::ArcParams::GetRadius() const {
if (!transform.HasNonAxisAlignedTransform() &&
FuzzyEqual(transform._11, transform._22) && transform._11 > 0.0f) {
// Do a quick check for a uniform scale and/or translation transform. In the
// worst case scenario, failing just causes a fallback to ArcToBezier.
if (transform._11 == transform._22 && transform._12 == 0.0f &&
transform._21 == 0.0f && transform._11 > 0.0f) {
return Some(transform._11);
}
auto scale = transform.ScaleFactors();
if (scale.AreScalesSame() && scale.xScale > 0.0f) {
return Some(scale.xScale);
}
return Nothing();
}