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make sure we stay in float-land for wiiboard

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Ryan Pavlik
2010-11-12 10:22:01 -06:00
parent c58e7d1271
commit 3e4edb3905
1 changed files with 2 additions and 2 deletions
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4
src/wiiboard.c
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@@ -109,9 +109,9 @@ static float do_interpolate(uint16_t raw, uint16_t cal[3]) {
if (raw < cal[0]) {
return 0.0f;
} else if (raw < cal[1]) {
return ((raw-cal[0]) * WIIBOARD_MIDDLE_CALIB)/(float)(cal[1] - cal[0]);
return ((float)(raw-cal[0]) * WIIBOARD_MIDDLE_CALIB)/(float)(cal[1] - cal[0]);
} else if (raw < cal[2]) {
return ((raw-cal[1]) * WIIBOARD_MIDDLE_CALIB)/(float)(cal[2] - cal[1]) + WIIBOARD_MIDDLE_CALIB;
return ((float)(raw-cal[1]) * WIIBOARD_MIDDLE_CALIB)/(float)(cal[2] - cal[1]) + WIIBOARD_MIDDLE_CALIB;
} else {
return WIIBOARD_MIDDLE_CALIB * 2.0f;
}