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various: use float instead of double.

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Add 'f' suffixes to some constants so they don't get silently promoted
to double.  Use roundf() instead of round().

Saves 208 bytes of flash.

Signed-off-by: Michael Hope <mlhx@google.com>
This commit is contained in:
Michael Hope 2015-05-20 05:10:24 +02:00 • committed by Dominic Clifton
parent 084626a70f
commit 48024e512e
3 changed files with 5 additions and 5 deletions
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2
src/main/telemetry/frsky.c
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@ -230,7 +230,7 @@ static void sendSatalliteSignalQualityAsTemperature2(void)
if (telemetryConfig->frsky_unit == FRSKY_UNIT_METRICS) {
serialize16(satellite);
} else {
float tmp = (satellite - 32) / 1.8;
float tmp = (satellite - 32) / 1.8f;
//Round the value
tmp += (tmp < 0) ? -0.5f : 0.5f;
serialize16(tmp);