electron-rare/leocad
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Better ortho zoom extents math.

Browse Source
This commit is contained in:
Leonardo Zide
2020-12-31 14:46:31 -08:00
parent 69cfc71f3b
commit 24f3bbb45a
1 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
common/camera.cpp
+3 -3
View File
@@ -809,15 +809,15 @@ void lcCamera::ZoomExtents(float AspectRatio, const lcVector3& Center, const std
MaxY = lcMax(MaxY, Point.y);
}
float Width = MaxX - MinX;
float Height = MaxY - MinY;
float Width = qMax(fabsf(MaxX), fabsf(MinX)) * 2;
float Height = qMax(fabsf(MaxY), fabsf(MinY)) * 2;
if (Width > Height * AspectRatio)
Height = Width / AspectRatio;
float f = Height / (m_fovy * (LC_PI / 180.0f));
lcVector3 FrontVector(mTargetPosition - mPosition);
lcVector3 FrontVector(Center - mPosition);
mPosition = Center - lcNormalize(FrontVector) * f;
mTargetPosition = Center;
}