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dda.c: some whitespace cleaning.

This commit is contained in:
Markus Hitter 2014-10-10 16:12:55 +02:00
parent 6da02f3112
commit c7b022fb3e
1 changed files with 4 additions and 4 deletions
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dda.c
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@ -504,18 +504,18 @@ void dda_start(DDA *dda) {
/** /**
\brief Do per-step movement maintenance. \brief Do per-step movement maintenance.
\param *dda the current move \param *dda the current move
\details Most important task here is to update the Bresenham algorithm and \details Most important task here is to update the Bresenham algorithm and
to generate step pulses accordingly, this guarantees geometrical accuracy to generate step pulses accordingly, this guarantees geometrical accuracy
of the movement. Other tasks, like acceleration calculations, are moved of the movement. Other tasks, like acceleration calculations, are moved
into dda_clock() as much as possible. into dda_clock() as much as possible.
This is called from our timer interrupt every time a step needs to occur. This is called from our timer interrupt every time a step needs to occur.
Keep it as simple and fast as possible, this is most critical for the Keep it as simple and fast as possible, this is most critical for the
achievable step frequency. achievable step frequency.
Note: it was tried to do this in loops instead of straight, repeating code. Note: it was tried to do this in loops instead of straight, repeating code.
However, this resulted in at least 16% performance loss, no matter However, this resulted in at least 16% performance loss, no matter
how it was done. On how to measure, see commit "testcases: Add how it was done. On how to measure, see commit "testcases: Add