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Fix out of bounds access in dpGrid (#1106)

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Fixes an issue where we would try to access an array out of the physics bounds
This commit is contained in:
David Markowitz 2023-06-03 16:28:27 -07:00 committed by GitHub
parent 8ae1e1bc6b
commit b589755655
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 4 deletions
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8
dPhysics/dpGrid.cpp
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@ -43,8 +43,8 @@ void dpGrid::Add(dpEntity* entity) {
if (cellX < 0) cellX = 0; if (cellX < 0) cellX = 0;
if (cellZ < 0) cellZ = 0; if (cellZ < 0) cellZ = 0;
if (cellX > NUM_CELLS) cellX = NUM_CELLS; if (cellX >= NUM_CELLS) cellX = NUM_CELLS - 1;
if (cellZ > NUM_CELLS) cellZ = NUM_CELLS; if (cellZ >= NUM_CELLS) cellZ = NUM_CELLS - 1;
//Add to cell: //Add to cell:
m_Cells[cellX][cellZ].push_front(entity); m_Cells[cellX][cellZ].push_front(entity);
@ -87,8 +87,8 @@ void dpGrid::Delete(dpEntity* entity) {
if (oldCellX < 0) oldCellX = 0; if (oldCellX < 0) oldCellX = 0;
if (oldCellZ < 0) oldCellZ = 0; if (oldCellZ < 0) oldCellZ = 0;
if (oldCellX > NUM_CELLS) oldCellX = NUM_CELLS; if (oldCellX >= NUM_CELLS) oldCellX = NUM_CELLS - 1;
if (oldCellZ > NUM_CELLS) oldCellZ = NUM_CELLS; if (oldCellZ >= NUM_CELLS) oldCellZ = NUM_CELLS - 1;
m_Cells[oldCellX][oldCellZ].remove(entity); m_Cells[oldCellX][oldCellZ].remove(entity);