Stellarium
0.17.0
|
Implementation of StelFader which implements a linear transition. More...
#include <StelFader.hpp>
Public Member Functions | |
LinearFader (int _duration=1000, bool initialState=false) | |
void | update (int deltaMs) |
Increments the internal counter of deltaMs milliseconds. | |
float | getInterstate () const |
Gets current value (between 0 and 1) | |
StelFader & | operator= (bool s) |
void | setDuration (int _duration) |
virtual float | getDuration () |
Public Member Functions inherited from StelFader | |
StelFader (bool initialState) | |
bool | operator== (bool s) const |
operator bool () const | |
Additional Inherited Members | |
Protected Member Functions inherited from StelFader | |
float | getTargetValue () const |
float | getStartValue () const |
Protected Attributes inherited from StelFader | |
bool | state |
Please note that state is updated instantaneously, so if you need to draw something fading in and out, you need to check the interstate value (!=0) to know to draw when on AND during transitions.