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Fix gravity sometimes persisting a frame after ctrl+z / clearing sim, fixes #571

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This commit is contained in:
jacob1 2019-01-14 21:11:06 -05:00
parent 50a88c9c26
commit e8b4256503
2 changed files with 6 additions and 1 deletions
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6
src/simulation/Gravity.cpp
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@ -31,6 +31,7 @@ void Gravity::bilinear_interpolation(float *src, float *dst, int sw, int sh, int
}
}
bool ignoreNextResult = false;
void Gravity::Clear()
{
std::fill(gravy, gravy+((XRES/CELL)*(YRES/CELL)), 0.0f);
@ -38,6 +39,8 @@ void Gravity::Clear()
std::fill(gravp, gravp+((XRES/CELL)*(YRES/CELL)), 0.0f);
std::fill(gravmap, gravmap+((XRES/CELL)*(YRES/CELL)), 0.0f);
std::fill(gravmask, gravmask+((XRES/CELL)*(YRES/CELL)), 0xFFFFFFFF);
ignoreNextResult = true;
}
void Gravity::gravity_init()
@ -90,7 +93,7 @@ void Gravity::gravity_update_async()
//Switch the full size gravmaps, we don't really need the two above any more
float *tmpf;
if(th_gravchanged)
if (th_gravchanged && !ignoreNextResult)
{
#if !defined(GRAVFFT) && defined(GRAV_DIFF)
memcpy(gravy, th_gravy, (XRES/CELL)*(YRES/CELL)*sizeof(float));
@ -110,6 +113,7 @@ void Gravity::gravity_update_async()
th_gravp = tmpf;
#endif
}
ignoreNextResult = false;
tmpf = gravmap;
gravmap = th_gravmap;

1
src/simulation/Simulation.cpp
View File

@ -517,6 +517,7 @@ void Simulation::Restore(const Snapshot & snap)
std::copy(snap.WirelessData.begin(), snap.WirelessData.end(), &wireless[0][0]);
if (grav->ngrav_enable)
{
grav->Clear();
std::copy(snap.GravVelocityX.begin(), snap.GravVelocityX.end(), gravx);
std::copy(snap.GravVelocityY.begin(), snap.GravVelocityY.end(), gravy);
std::copy(snap.GravValue.begin(), snap.GravValue.end(), gravp);