yggdrasil75/stupidsimcpp
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I was using gradient, switched to laplace.

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yggdrasil75
2025-11-28 17:24:07 -05:00
parent 439e0c0a2a
commit 9767435e58
4 changed files with 30 additions and 49 deletions
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8
util/grid/grid2.hpp
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@@ -394,7 +394,7 @@ public:
}
size_t getOrCreatePositionVec(const Vec2& pos, float radius = 0.0f, bool create = true) {
TIME_FUNCTION;
//TIME_FUNCTION; //called too many times and average time is less than 0.0000001 so ignore it.
if (radius == 0.0f) {
Vec2 gridPos = spatialGrid.worldToGrid(pos);
auto cellIt = spatialGrid.grid.find(gridPos);
@@ -423,7 +423,7 @@ public:
}
std::vector<size_t> getPositionVecRegion(const Vec2& pos, float radius = 1.0f) const {
TIME_FUNCTION;
//TIME_FUNCTION;
float searchRadius = (radius == 0.0f) ? std::numeric_limits<float>::epsilon() : radius;
// Get candidates from spatial grid
@@ -987,7 +987,7 @@ public:
// if (tempIT != tempMap.end()) {
// Temp oldtemp = tempIT->second;
// tempMap.erase(id);
// float newtemp = Temp::calGrad(pos, getTemps(id));
// float newtemp = Temp::calLapl(pos, getTemps(id));
// float newtempMult = (newtemp-oldtemp.temp) * timestep;
// oldtemp.temp = newtempMult;
// tempMap.emplace(id, oldtemp);
@@ -1017,7 +1017,7 @@ public:
neighborTemps.emplace(Positions.at(neighborId), tempMap.at(neighborId));
}
}
tempObj.calGrad(pos, neighborTemps);
tempObj.calLapl(pos, neighborTemps);
float newtemp = tempObj.temp;
float tempdiff = (oldtemp - newtemp) * (deltaTime / 1000);
// if (std::abs(newtemp) < EPSILON) {