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Division by Zero fix (#689)

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This commit is contained in:
QuanTech0 2020-01-01 23:03:35 -05:00 committed by jacob1
parent 2576175762
commit 78203fc219
1 changed files with 5 additions and 2 deletions
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7
src/simulation/elements/DEUT.cpp
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@ -1,4 +1,5 @@
#include "simulation/ElementCommon.h"
#include "common/tpt-minmax.h"
//#TPT-Directive ElementClass Element_DEUT PT_DEUT 95
Element_DEUT::Element_DEUT()
{
@ -52,8 +53,10 @@ int Element_DEUT::update(UPDATE_FUNC_ARGS)
{
int r, rx, ry, trade, np;
float gravtot = fabs(sim->gravy[(y/CELL)*(XRES/CELL)+(x/CELL)])+fabs(sim->gravx[(y/CELL)*(XRES/CELL)+(x/CELL)]);
int maxlife = ((10000/(parts[i].temp + 1))-1);
if (RNG::Ref().chance(10000 % static_cast<int>(parts[i].temp + 1), static_cast<int>(parts[i].temp + 1)))
// Prevent division by 0
float temp = std::max(1.0f, (parts[i].temp + 1));
int maxlife = ((10000/(temp + 1))-1);
if (RNG::Ref().chance(10000 % static_cast<int>(temp + 1), static_cast<int>(temp + 1)))
maxlife++;
// Compress when Newtonian gravity is applied
// multiplier=1 when gravtot=0, multiplier -> 5 as gravtot -> inf