Files
CosmicEngine/lib/All/JoltPhysics/UnitTests/Physics/CollisionGroupTests.cpp

86 lines
2.7 KiB
C++

// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
// SPDX-FileCopyrightText: 2021 Jorrit Rouwe
// SPDX-License-Identifier: MIT
#include "UnitTestFramework.h"
#include <Jolt/Physics/Collision/GroupFilterTable.h>
#include "Layers.h"
TEST_SUITE("CollisionGroupTests")
{
TEST_CASE("TestCollisionGroup1")
{
// Test group filter with no sub groups
Ref<GroupFilterTable> group_filter = new GroupFilterTable;
// Check that doesn't collide with self
CollisionGroup g1(group_filter, 0, 0);
CHECK(!g1.CanCollide(g1));
// Check that collides with other group
CollisionGroup g2(group_filter, 1, 0);
CHECK(g1.CanCollide(g2));
CHECK(g2.CanCollide(g1));
}
TEST_CASE("TestCollisionGroup2")
{
// Test group filter with no sub groups
Ref<GroupFilterTable> group_filter1 = new GroupFilterTable(10);
Ref<GroupFilterTable> group_filter2 = new GroupFilterTable(10);
// Disable some pairs
using SubGroupPair = pair<CollisionGroup::SubGroupID, CollisionGroup::SubGroupID>;
Array<SubGroupPair> pairs = {
SubGroupPair(CollisionGroup::SubGroupID(1), CollisionGroup::SubGroupID(2)),
SubGroupPair(CollisionGroup::SubGroupID(9), CollisionGroup::SubGroupID(5)),
SubGroupPair(CollisionGroup::SubGroupID(3), CollisionGroup::SubGroupID(7)),
SubGroupPair(CollisionGroup::SubGroupID(6), CollisionGroup::SubGroupID(1)),
SubGroupPair(CollisionGroup::SubGroupID(8), CollisionGroup::SubGroupID(1))
};
for (const SubGroupPair &p : pairs)
{
group_filter1->DisableCollision(p.first, p.second);
group_filter2->DisableCollision(p.first, p.second);
}
for (CollisionGroup::SubGroupID i = 0; i < 10; ++i)
for (CollisionGroup::SubGroupID j = 0; j < 10; ++j)
{
// Check that doesn't collide with self
CollisionGroup g1(group_filter1, 0, i);
CHECK(!g1.CanCollide(g1));
// Same filter, same group, check if pairs collide
CollisionGroup g2(group_filter1, 0, j);
if (i == j
|| find(pairs.begin(), pairs.end(), SubGroupPair(i, j)) != pairs.end()
|| find(pairs.begin(), pairs.end(), SubGroupPair(j, i)) != pairs.end())
{
CHECK(!g1.CanCollide(g2));
CHECK(!g2.CanCollide(g1));
}
else
{
CHECK(g1.CanCollide(g2));
CHECK(g2.CanCollide(g1));
}
// Using different group always collides
CollisionGroup g3(group_filter1, 1, j);
CHECK(g1.CanCollide(g3));
CHECK(g3.CanCollide(g1));
// Using different filter with equal group should not collide
CollisionGroup g4(group_filter2, 0, j);
CHECK(!g1.CanCollide(g4));
CHECK(!g4.CanCollide(g1));
// Using different filter with non-equal group should collide
CollisionGroup g5(group_filter2, 1, j);
CHECK(g1.CanCollide(g5));
CHECK(g5.CanCollide(g1));
}
}
}