matthew/The-Powder-Toy
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Rectangle snapping.

Browse Source
This commit is contained in:
Savely Skresanov 2012-08-04 18:39:40 +07:00 committed by Simon Robertshaw
parent 929d99f80c
commit e06d8e4d15
1 changed files with 7 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
src/game/GameView.cpp
View File

@ -1553,5 +1553,10 @@ ui::Point GameView::lineSnapCoords(ui::Point point1, ui::Point point2)
ui::Point GameView::rectSnapCoords(ui::Point point1, ui::Point point2)
{
return point2;
}
ui::Point newPoint(0, 0);
float snapAngle = floor((atan2(point2.Y-point1.Y, point2.X-point1.X)+M_PI*0.25)/(M_PI*0.5)+0.5)*M_PI*0.5 - M_PI*0.25;
float lineMag = sqrtf(pow((float)(point2.X-point1.X),2)+pow((float)(point2.Y-point1.Y),2));
newPoint.X = (int)(lineMag*cos(snapAngle)+point1.X+0.5f);
newPoint.Y = (int)(lineMag*sin(snapAngle)+point1.Y+0.5f);
return newPoint;
}