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Code Issues Releases Wiki Activity

update Android client to use [0,UINT16_MAX) as its range of values

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This commit is contained in:
Jarrad Whitaker 2015-11-27 22:53:37 +11:00
parent 2ae8c7f213
commit 5865d3c81e
2 changed files with 6 additions and 5 deletions
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9
app-android/app/src/main/java/at/bitfire/gfxtablet/CanvasView.java
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@ -124,17 +124,18 @@ public class CanvasView extends View implements SharedPreferences.OnSharedPrefer
return false;
}
// these overflow and wrap around to negative short values, but thankfully Java will continue
// on regardless, so we can just ignore Java's interpretation of them and send them anyway.
short normalizeX(float x) {
return (short)(Math.min(Math.max(0, x), maxX) * Short.MAX_VALUE/maxX);
return (short)(Math.min(Math.max(0, x), maxX) * 2*Short.MAX_VALUE/maxX);
}
short normalizeY(float x) {
return (short)(Math.min(Math.max(0, x), maxY) * Short.MAX_VALUE/maxY);
return (short)(Math.min(Math.max(0, x), maxY) * 2*Short.MAX_VALUE/maxY);
}
short normalizePressure(float x) {
return (short)(Math.min(Math.max(0, x), 2.0) * Short.MAX_VALUE/2.0);
return (short)(Math.min(Math.max(0, x), 2.0) * Short.MAX_VALUE);
}
}