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| author | Joel Bodenmann <joel@seriouslyembedded.com> | 2015-11-02 12:20:19 +0100 |
|---|---|---|
| committer | Joel Bodenmann <joel@seriouslyembedded.com> | 2015-11-02 12:20:19 +0100 |
| commit | 4a860eb07998d8c119b007e5614244d7eaa3eb6a (patch) | |
| tree | 5f38dce86a7955acfd1214fc3278bef7c5308548 | |
| parent | 2dcd3509c9313e9de6022dc8a6ba5b91556a1bfa (diff) | |
| download | uGFX-4a860eb07998d8c119b007e5614244d7eaa3eb6a.tar.gz uGFX-4a860eb07998d8c119b007e5614244d7eaa3eb6a.tar.bz2 uGFX-4a860eb07998d8c119b007e5614244d7eaa3eb6a.zip | |
Fixing bug in mouse/touch calibration code
Thanks to AndreR
| -rw-r--r-- | src/ginput/ginput_mouse.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/ginput/ginput_mouse.c b/src/ginput/ginput_mouse.c index 275b9ba4..881d6339 100644 --- a/src/ginput/ginput_mouse.c +++ b/src/ginput/ginput_mouse.c @@ -56,8 +56,11 @@ static GTIMER_DECL(MouseTimer); #include <string.h> // Required for memcpy static GFXINLINE void CalibrationTransform(GMouseReading *pt, const GMouseCalibration *c) { - pt->x = (coord_t) (c->ax * pt->x + c->bx * pt->y + c->cx); - pt->y = (coord_t) (c->ay * pt->x + c->by * pt->y + c->cy); + coord_t x = (coord_t) (c->ax * pt->x + c->bx * pt->y + c->cx); + coord_t y = (coord_t) (c->ay * pt->x + c->by * pt->y + c->cy); + + pt->x = x; + pt->y = y; } #endif |