Wouter Verweirder wouterverweirder
rsodre
/ transformToFit.h
Created
March 23, 2017 14:27
Transform matrix to fit any rect into any other rect. For OpenFrameworks (or anything else, really)
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #pragma once | |
| #include "ofMain.h" | |
| void transformToFit( ofRectangle src, ofRectangle dst, bool upscale=true ) { | |
| // Scale | |
| float scaleX = ( dst.width / src.width ); | |
| float scaleY = ( dst.height / src.height ); | |
| float sc = ( scaleX < scaleY ? scaleX : scaleY ); | |
| if ( ! upscale ) | |
| sc = ofClamp( sc, 0.0f, 1.0f ); | |
| // Position (scaled) |