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Code Issues Releases Activity

If the sin table is empty don't attempt to use it and return 0.

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This commit is contained in:
James Cotton 2012-08-03 12:43:50 -05:00
parent ccbbda1b51
commit 8eac518a9c
1 changed files with 3 additions and 0 deletions
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3
flight/Libraries/math/sin_lookup.c
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@ -97,6 +97,9 @@ int sin_lookup_initalize()
*/
float sin_lookup_deg(float angle)
{
if (sin_table == NULL)
return 0;
int i_ang = ((int32_t) angle) % 360;
if (i_ang > 180) // for 180 to 270 deg
return -sin_table[i_ang - 180];