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Velocity limit, to prevent NaNs

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jacksonmj
2014-03-27 00:34:40 +00:00
parent 2e6b4242d6
commit 20cbcf8ad9
2 changed files with 7 additions and 0 deletions
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1
src/Config.h
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@@ -130,6 +130,7 @@
#define CELL 4 #define CELL 4
#define ISTP (CELL/2) #define ISTP (CELL/2)
#define CFDS (4.0f/CELL) #define CFDS (4.0f/CELL)
#define SIM_MAXVELOCITY 1e4f
//Air constants //Air constants
#define AIR_TSTEPP 0.3f #define AIR_TSTEPP 0.3f

6
src/simulation/Simulation.cpp
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@@ -4199,6 +4199,12 @@ killed:
} }
else else
{ {
if (mv > SIM_MAXVELOCITY)
{
parts[i].vx *= SIM_MAXVELOCITY/mv;
parts[i].vy *= SIM_MAXVELOCITY/mv;
mv = SIM_MAXVELOCITY;
}
// interpolate to see if there is anything in the way // interpolate to see if there is anything in the way
dx = parts[i].vx*ISTP/mv; dx = parts[i].vx*ISTP/mv;
dy = parts[i].vy*ISTP/mv; dy = parts[i].vy*ISTP/mv;