/// <summary>
/// Adding rigid body recursively to check for constraint connections and make sure that its only in 1 island
/// </summary>
private void AddRigidBody(MyRigidBody rbo, MyRigidBody secondRigidBody,MyRigidBodyIsland addIsland)
{
if(rbo.IsStatic())
{
rbo.PutToSleep();
return;
}
if (!m_proccesedList.Add(rbo))
return;
// add rigid bodies to island recursively
int numInteractions = 0;
for (int j = 0; j < rbo.GetRBElementList().Count; j++)
{
MyRBElement el = rbo.GetRBElementList()[j];
numInteractions += el.GetRBElementInteractions().Count;
for (int k = 0; k < el.GetRBElementInteractions().Count; k++)
{
if (addIsland == null && !rbo.IsStatic())
{
addIsland = m_islandsPool.Allocate();
addIsland.Clear();
addIsland.IterationCount = 0;
addIsland.AddRigidBody(rbo);
m_islands.Add(addIsland);
}
else
{
if(!rbo.IsStatic())
{
addIsland.AddRigidBody(rbo);
}
}
MyRBElementInteraction intr = el.GetRBElementInteractions()[k];
if(intr.GetRigidBody1() != rbo && intr.GetRigidBody2() != secondRigidBody)
{
AddRigidBody(intr.GetRigidBody1(),rbo,addIsland);
}
if (intr.GetRigidBody2() != rbo && intr.GetRigidBody1() != secondRigidBody)
{
AddRigidBody(intr.GetRigidBody2(), rbo, addIsland);
}
}
}
// isolated rbo
if (numInteractions == 0 && !rbo.IsStatic())
{
MyRigidBodyIsland island = m_islandsPool.Allocate();
island.Clear();
island.IterationCount = 0;
island.AddRigidBody(rbo);
m_islands.Add(island);
}
}
/// <summary>
/// Adding rigid body recursively to check for constraint connections and make sure that its only in 1 island
/// </summary>
private void AddRigidBody(MyRigidBody rbo, MyRigidBody secondRigidBody, MyRigidBodyIsland addIsland)
{
if (rbo.IsStatic())
{
rbo.PutToSleep();
return;
}
if (!m_proccesedList.Add(rbo))
{
return;
}
// add rigid bodies to island recursively
int numInteractions = 0;
for (int j = 0; j < rbo.GetRBElementList().Count; j++)
{
MyRBElement el = rbo.GetRBElementList()[j];
numInteractions += el.GetRBElementInteractions().Count;
for (int k = 0; k < el.GetRBElementInteractions().Count; k++)
{
if (addIsland == null && !rbo.IsStatic())
{
addIsland = m_islandsPool.Allocate();
addIsland.Clear();
addIsland.IterationCount = 0;
addIsland.AddRigidBody(rbo);
m_islands.Add(addIsland);
}
else
{
if (!rbo.IsStatic())
{
addIsland.AddRigidBody(rbo);
}
}
MyRBElementInteraction intr = el.GetRBElementInteractions()[k];
if (intr.GetRigidBody1() != rbo && intr.GetRigidBody2() != secondRigidBody)
{
AddRigidBody(intr.GetRigidBody1(), rbo, addIsland);
}
if (intr.GetRigidBody2() != rbo && intr.GetRigidBody1() != secondRigidBody)
{
AddRigidBody(intr.GetRigidBody2(), rbo, addIsland);
}
}
}
// isolated rbo
if (numInteractions == 0 && !rbo.IsStatic())
{
MyRigidBodyIsland island = m_islandsPool.Allocate();
island.Clear();
island.IterationCount = 0;
island.AddRigidBody(rbo);
m_islands.Add(island);
}
}
/// <summary>
/// Checks the sleep state of rigids and decides if its possible to sleep the whole island
/// </summary>
private void UpdateSleepState()
{
//MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().StartProfilingBlock("GetIslands");
List <MyRigidBodyIsland> islands = MyPhysics.physicsSystem.GetRigidBodyModule().GetRigidBodyIslandGeneration().GetIslands();
float dt = MyPhysics.physicsSystem.GetRigidBodyModule().CurrentTimeStep;
//MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().EndProfilingBlock();
//MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().StartProfilingBlock("Loop Islands");
int count = 0;
for (int i = 0; i < islands.Count; i++)
{
MyRigidBodyIsland island = islands[i];
bool canDeactivate = true;
//MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().StartProfilingBlock("Loop Rigids");
for (int j = 0; j < island.GetRigids().Count; j++)
{
count++;
MyRigidBody rbo = island.GetRigids()[j];
if (rbo.IsStatic())
{
rbo.PutToSleep();
MyPhysics.physicsSystem.GetRigidBodyModule().RemoveActiveRigid(rbo);
}
else
{
//MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().StartProfilingBlock("MoveVolumeFast");
foreach (var el in rbo.GetRBElementList())
{
m_Broadphase.MoveVolumeFast(el);
}
//MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().EndProfilingBlock();
//MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().StartProfilingBlock("NotifyMotionHandler");
if (rbo.NotifyMotionHandler != null)
{
rbo.NotifyMotionHandler.OnMotion(rbo, dt);
}
//MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().EndProfilingBlock();
}
// dynamic rigids use different approach
if (!rbo.CanDeactivate())
{
canDeactivate = false;
}
}
//MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().EndProfilingBlock();
//MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().StartProfilingBlock("canDeactivate");
// check if all are asleep
if (canDeactivate)
{
foreach (var rbo in island.GetRigids())
{
rbo.PutToSleep();
MyPhysics.physicsSystem.GetRigidBodyModule().RemoveActiveRigid(rbo);
}
}
//MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().EndProfilingBlock();
}
//MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().EndProfilingBlock();
MinerWars.AppCode.Game.Render.MyRender.GetRenderProfiler().ProfileCustomValue("UpdateSleepState", count);
}