yggdrasil75/stupidsimcpp
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added grid3. and fixed a minor issue in the backfill.

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Yggdrasil75
2025-12-01 14:55:38 -05:00
parent 8d5bf80ec6
commit 137042c18f
4 changed files with 599 additions and 7 deletions
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10
util/grid/grid2.hpp
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@@ -15,7 +15,7 @@
#include <execution>
#include <algorithm>
const float EPSILON = 0.0000000000000000000000001;
constexpr float EPSILON = 0.0000000000000000000000001;
/// @brief A bidirectional lookup helper to map internal IDs to 2D positions and vice-versa.
/// @details Maintains two hashmaps to allow O(1) lookup in either direction.
@@ -998,7 +998,7 @@ public:
std::vector<Vec2> newPos;
std::vector<Vec4> newColors;
for (size_t x = Min.x; x < Max.x; x++) {
for (size_t y = Min.y; y < Max.y; x++) {
for (size_t y = Min.y; y < Max.y; y++) {
Vec2 pos = Vec2(x,y);
if (Positions.contains(pos)) continue;
Vec4 color = defaultBackgroundColor;
@@ -1091,10 +1091,10 @@ public:
}
}
tempObj->calLapl(pos, neighborTemps);
tempObj->calLapl(pos, neighborTemps, deltaTime);
float newtemp = tempObj->temp;
float tempdiff = (oldtemp - newtemp) * (deltaTime / 1000);
tempObj->temp = oldtemp - tempdiff;
//float tempdiff = (oldtemp - newtemp) * (deltaTime / 1000);
//tempObj->temp = oldtemp - tempdiff;
}
);
}