// prepareCollisions
private void prepareCollisions()
{
string levelUid = LevelSystem.currentLevelUid;
Dictionary <int, Dictionary <int, List <Metamer> > > levelMetamerGrid;
Dictionary <int, List <Metamer> > gridX;
List <Metamer> gridY;
// Query the world using the screen's AABB
_physicsSystem.getWorld(levelUid).QueryAABB((Fixture fixture) =>
{
// Skip certain collisions
int entityId = (int)fixture.Body.UserData;
if (_entityManager.getComponent(levelUid, entityId, ComponentType.IgnoreTreeCollision) != null)
{
return(true);
}
AABB aabb;
Transform transform;
fixture.Body.GetTransform(out transform);
fixture.Shape.ComputeAABB(out aabb, ref transform, 0);
int Ax = getPlantGridX(aabb.LowerBound.X);
int Ay = getPlantGridY(aabb.LowerBound.Y);
int Bx = getPlantGridX(aabb.UpperBound.X) + 1;
int By = getPlantGridY(aabb.UpperBound.Y) + 1;
if (_metamerGrid.TryGetValue(levelUid, out levelMetamerGrid))
{
for (int i = Ax; i < Bx; i++)
{
for (int j = Ay; j < By; j++)
{
if (levelMetamerGrid.TryGetValue(i, out gridX) && gridX.TryGetValue(j, out gridY))
{
for (int n = 0; n < gridY.Count; n++)
{
Metamer metamer = gridY[n];
if (metamer.numFixturesToTest < Metamer.MAX_FIXTURES_TO_TEST)
{
metamer.fixturesToTest[metamer.numFixturesToTest] = fixture;
metamer.numFixturesToTest++;
}
}
}
}
}
}
return(true);
},
ref treeAABB);
}
// prepareCollisions
private void prepareCollisions()
{
// Query the world using the screen's AABB
_physicsSystem.getWorld(LevelSystem.currentLevelUid).QueryAABB((Fixture fixture) =>
{
// Skip certain collisions
//UserData data = fixtureProxy.fixture.GetBody().GetUserData() as UserData;
//if (data.actorType == ActorType.WALL_GROUP || data.actorType == ActorType.GROUND)
// return true;
AABB aabb;
Transform transform;
fixture.Body.GetTransform(out transform);
fixture.Shape.ComputeAABB(out aabb, ref transform, 0);
int Ax = getFluidGridX(aabb.LowerBound.X);
int Ay = getFluidGridY(aabb.LowerBound.Y);
int Bx = getFluidGridX(aabb.UpperBound.X) + 1;
int By = getFluidGridY(aabb.UpperBound.Y) + 1;
for (int i = Ax; i < Bx; i++)
{
for (int j = Ay; j < By; j++)
{
if (fluidGrid.TryGetValue(i, out _collisionGridX) && _collisionGridX.TryGetValue(j, out _collisionGridY))
{
for (int n = 0; n < _collisionGridY.Count; n++)
{
Particle particle = liquid[_collisionGridY[n]];
if (particle.numFixturesToTest < Particle.MAX_FIXTURES_TO_TEST)
{
particle.fixturesToTest[particle.numFixturesToTest] = fixture;
particle.numFixturesToTest++;
}
}
}
}
}
return(true);
},
ref simulationAABB);
}