Differential D3922 Diff 17478 source/simulation2/components/CCmpAIManager.cpp

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source/simulation2/components/CCmpAIManager.cpp

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#include "ps/CLogger.h"		#include "ps/CLogger.h"
#include "ps/Filesystem.h"		#include "ps/Filesystem.h"
#include "ps/Profile.h"		#include "ps/Profile.h"
#include "ps/scripting/JSInterface_VFS.h"		#include "ps/scripting/JSInterface_VFS.h"
#include "ps/TemplateLoader.h"		#include "ps/TemplateLoader.h"
#include "ps/Util.h"		#include "ps/Util.h"
#include "scriptinterface/FunctionWrapper.h"		#include "scriptinterface/FunctionWrapper.h"
#include "scriptinterface/ScriptContext.h"		#include "scriptinterface/ScriptContext.h"
		#include "scriptinterface/StructuredClone.h"
#include "simulation2/components/ICmpAIInterface.h"		#include "simulation2/components/ICmpAIInterface.h"
#include "simulation2/components/ICmpCommandQueue.h"		#include "simulation2/components/ICmpCommandQueue.h"
#include "simulation2/components/ICmpObstructionManager.h"		#include "simulation2/components/ICmpObstructionManager.h"
#include "simulation2/components/ICmpRangeManager.h"		#include "simulation2/components/ICmpRangeManager.h"
#include "simulation2/components/ICmpTemplateManager.h"		#include "simulation2/components/ICmpTemplateManager.h"
#include "simulation2/components/ICmpTerritoryManager.h"		#include "simulation2/components/ICmpTerritoryManager.h"
#include "simulation2/helpers/HierarchicalPathfinder.h"		#include "simulation2/helpers/HierarchicalPathfinder.h"
#include "simulation2/helpers/LongPathfinder.h"		#include "simulation2/helpers/LongPathfinder.h"
Show All 17 Lines
*		*
* CCmpAIManager grabs the world state after each turn (making use of AIInterface.js		* CCmpAIManager grabs the world state after each turn (making use of AIInterface.js
* and AIProxy.js to decide what data to include) then passes it to CAIWorker.		* and AIProxy.js to decide what data to include) then passes it to CAIWorker.
* The AI scripts will then run asynchronously and return a list of commands to execute.		* The AI scripts will then run asynchronously and return a list of commands to execute.
* Any attempts to read the command list (including indirectly via serialization)		* Any attempts to read the command list (including indirectly via serialization)
* will block until it's actually completed, so the rest of the engine should avoid		* will block until it's actually completed, so the rest of the engine should avoid
* reading it for as long as possible.		* reading it for as long as possible.
*		*
* JS::Values are passed between the game and AI threads using ScriptInterface::StructuredClone.		* JS::Values are passed between the game and AI threads using Script::StructuredClone.
*		*
* TODO: actually the thread isn't implemented yet, because performance hasn't been		* TODO: actually the thread isn't implemented yet, because performance hasn't been
* sufficiently problematic to justify the complexity yet, but the CAIWorker interface		* sufficiently problematic to justify the complexity yet, but the CAIWorker interface
* is designed to hopefully support threading when we want it.		* is designed to hopefully support threading when we want it.
*/		*/

/**		/**
* Implements worker thread for CCmpAIManager.		* Implements worker thread for CCmpAIManager.
▲ Show 20 Lines • Show All 120 Lines • ▼ Show 20 Lines	public:
std::wstring m_Behavior;		std::wstring m_Behavior;
bool m_UseSharedComponent;		bool m_UseSharedComponent;

// Take care to keep this declaration before heap rooted members. Destructors of heap rooted		// Take care to keep this declaration before heap rooted members. Destructors of heap rooted
// members have to be called before the context destructor.		// members have to be called before the context destructor.
shared_ptr<ScriptInterface> m_ScriptInterface;		shared_ptr<ScriptInterface> m_ScriptInterface;

JS::PersistentRootedValue m_Obj;		JS::PersistentRootedValue m_Obj;
std::vector<ScriptInterface::StructuredClone > m_Commands;		std::vector<Script::StructuredClone > m_Commands;
};		};

public:		public:
struct SCommandSets		struct SCommandSets
{		{
player_id_t player;		player_id_t player;
std::vector<ScriptInterface::StructuredClone > commands;		std::vector<Script::StructuredClone > commands;
};		};

CAIWorker() :		CAIWorker() :
m_ScriptInterface(new ScriptInterface("Engine", "AI", g_ScriptContext)),		m_ScriptInterface(new ScriptInterface("Engine", "AI", g_ScriptContext)),
m_TurnNum(0),		m_TurnNum(0),
m_CommandsComputed(true),		m_CommandsComputed(true),
m_HasLoadedEntityTemplates(false),		m_HasLoadedEntityTemplates(false),
m_HasSharedComponent(false),		m_HasSharedComponent(false),
▲ Show 20 Lines • Show All 63 Lines • ▼ Show 20 Lines	for (const VfsPath& path : pathnames)
}		}
}		}

return true;		return true;
}		}

void PostCommand(int playerid, JS::HandleValue cmd)		void PostCommand(int playerid, JS::HandleValue cmd)
{		{
		ScriptRequest rq(m_ScriptInterface);
for (size_t i=0; i<m_Players.size(); i++)		for (size_t i=0; i<m_Players.size(); i++)
{		{
if (m_Players[i]->m_Player == playerid)		if (m_Players[i]->m_Player == playerid)
{		{
m_Players[i]->m_Commands.push_back(m_ScriptInterface->WriteStructuredClone(cmd));		m_Players[i]->m_Commands.push_back(Script::WriteStructuredClone(rq, cmd));
return;		return;
}		}
}		}

LOGERROR("Invalid playerid in PostCommand!");		LOGERROR("Invalid playerid in PostCommand!");
}		}

JS::Value ComputePathScript(JS::HandleValue position, JS::HandleValue goal, pass_class_t passClass)		JS::Value ComputePathScript(JS::HandleValue position, JS::HandleValue goal, pass_class_t passClass)
▲ Show 20 Lines • Show All 153 Lines • ▼ Show 20 Lines	bool AddPlayer(const std::wstring& aiName, player_id_t player, u8 difficulty, const std::wstring& behavior)
if (!m_HasSharedComponent)		if (!m_HasSharedComponent)
m_HasSharedComponent = ai->m_UseSharedComponent;		m_HasSharedComponent = ai->m_UseSharedComponent;

m_Players.push_back(ai);		m_Players.push_back(ai);

return true;		return true;
}		}

bool RunGamestateInit(const ScriptInterface::StructuredClone& gameState, const Grid<NavcellData>& passabilityMap, const Grid<u8>& territoryMap,		bool RunGamestateInit(const Script::StructuredClone& gameState, const Grid<NavcellData>& passabilityMap, const Grid<u8>& territoryMap,
const std::map<std::string, pass_class_t>& nonPathfindingPassClassMasks, const std::map<std::string, pass_class_t>& pathfindingPassClassMasks)		const std::map<std::string, pass_class_t>& nonPathfindingPassClassMasks, const std::map<std::string, pass_class_t>& pathfindingPassClassMasks)
{		{
// this will be run last by InitGame.js, passing the full game representation.		// this will be run last by InitGame.js, passing the full game representation.
// For now it will run for the shared Component.		// For now it will run for the shared Component.
// This is NOT run during deserialization.		// This is NOT run during deserialization.
ScriptRequest rq(m_ScriptInterface);		ScriptRequest rq(m_ScriptInterface);

JS::RootedValue state(rq.cx);		JS::RootedValue state(rq.cx);
m_ScriptInterface->ReadStructuredClone(gameState, &state);		Script::ReadStructuredClone(rq, gameState, &state);
ScriptInterface::ToJSVal(rq, &m_PassabilityMapVal, passabilityMap);		ScriptInterface::ToJSVal(rq, &m_PassabilityMapVal, passabilityMap);
ScriptInterface::ToJSVal(rq, &m_TerritoryMapVal, territoryMap);		ScriptInterface::ToJSVal(rq, &m_TerritoryMapVal, territoryMap);

m_PassabilityMap = passabilityMap;		m_PassabilityMap = passabilityMap;
m_NonPathfindingPassClasses = nonPathfindingPassClassMasks;		m_NonPathfindingPassClasses = nonPathfindingPassClassMasks;
m_PathfindingPassClasses = pathfindingPassClassMasks;		m_PathfindingPassClasses = pathfindingPassClassMasks;

m_LongPathfinder.Reload(&m_PassabilityMap);		m_LongPathfinder.Reload(&m_PassabilityMap);
Show All 10 Lines	if (m_HasSharedComponent)
if (m_HasSharedComponent && m_Players[i]->m_UseSharedComponent)		if (m_HasSharedComponent && m_Players[i]->m_UseSharedComponent)
m_Players[i]->InitAI(state, m_SharedAIObj);		m_Players[i]->InitAI(state, m_SharedAIObj);
}		}
}		}

return true;		return true;
}		}

void UpdateGameState(const ScriptInterface::StructuredClone& gameState)		void UpdateGameState(const Script::StructuredClone& gameState)
{		{
ENSURE(m_CommandsComputed);		ENSURE(m_CommandsComputed);
m_GameState = gameState;		m_GameState = gameState;
}		}

void UpdatePathfinder(const Grid<NavcellData>& passabilityMap, bool globallyDirty, const Grid<u8>& dirtinessGrid, bool justDeserialized,		void UpdatePathfinder(const Grid<NavcellData>& passabilityMap, bool globallyDirty, const Grid<u8>& dirtinessGrid, bool justDeserialized,
const std::map<std::string, pass_class_t>& nonPathfindingPassClassMasks, const std::map<std::string, pass_class_t>& pathfindingPassClassMasks)		const std::map<std::string, pass_class_t>& nonPathfindingPassClassMasks, const std::map<std::string, pass_class_t>& pathfindingPassClassMasks)
{		{
▲ Show 20 Lines • Show All 143 Lines • ▼ Show 20 Lines	for (size_t i = 0; i < m_Players.size(); ++i)
serializer.NumberI32_Unbounded("player", m_Players[i]->m_Player);		serializer.NumberI32_Unbounded("player", m_Players[i]->m_Player);
serializer.NumberU8_Unbounded("difficulty", m_Players[i]->m_Difficulty);		serializer.NumberU8_Unbounded("difficulty", m_Players[i]->m_Difficulty);
serializer.String("behavior", m_Players[i]->m_Behavior, 1, 256);		serializer.String("behavior", m_Players[i]->m_Behavior, 1, 256);

serializer.NumberU32_Unbounded("num commands", (u32)m_Players[i]->m_Commands.size());		serializer.NumberU32_Unbounded("num commands", (u32)m_Players[i]->m_Commands.size());
for (size_t j = 0; j < m_Players[i]->m_Commands.size(); ++j)		for (size_t j = 0; j < m_Players[i]->m_Commands.size(); ++j)
{		{
JS::RootedValue val(rq.cx);		JS::RootedValue val(rq.cx);
m_ScriptInterface->ReadStructuredClone(m_Players[i]->m_Commands[j], &val);		Script::ReadStructuredClone(rq, m_Players[i]->m_Commands[j], &val);
serializer.ScriptVal("command", &val);		serializer.ScriptVal("command", &val);
}		}

serializer.ScriptVal("data", &m_Players[i]->m_Obj);		serializer.ScriptVal("data", &m_Players[i]->m_Obj);
}		}

// AI pathfinder		// AI pathfinder
Serializer(serializer, "non pathfinding pass classes", m_NonPathfindingPassClasses);		Serializer(serializer, "non pathfinding pass classes", m_NonPathfindingPassClasses);
▲ Show 20 Lines • Show All 48 Lines • ▼ Show 20 Lines	for (size_t i = 0; i < numAis; ++i)

u32 numCommands;		u32 numCommands;
deserializer.NumberU32_Unbounded("num commands", numCommands);		deserializer.NumberU32_Unbounded("num commands", numCommands);
m_Players.back()->m_Commands.reserve(numCommands);		m_Players.back()->m_Commands.reserve(numCommands);
for (size_t j = 0; j < numCommands; ++j)		for (size_t j = 0; j < numCommands; ++j)
{		{
JS::RootedValue val(rq.cx);		JS::RootedValue val(rq.cx);
deserializer.ScriptVal("command", &val);		deserializer.ScriptVal("command", &val);
m_Players.back()->m_Commands.push_back(m_ScriptInterface->WriteStructuredClone(val));		m_Players.back()->m_Commands.push_back(Script::WriteStructuredClone(rq, val));
}		}

deserializer.ScriptObjectAssign("data", m_Players.back()->m_Obj);		deserializer.ScriptObjectAssign("data", m_Players.back()->m_Obj);
}		}

// AI pathfinder		// AI pathfinder
Serializer(deserializer, "non pathfinding pass classes", m_NonPathfindingPassClasses);		Serializer(deserializer, "non pathfinding pass classes", m_NonPathfindingPassClasses);
Serializer(deserializer, "pathfinding pass classes", m_PathfindingPassClasses);		Serializer(deserializer, "pathfinding pass classes", m_PathfindingPassClasses);
Show All 37 Lines	private:

void PerformComputation()		void PerformComputation()
{		{
// Deserialize the game state, to pass to the AI's HandleMessage		// Deserialize the game state, to pass to the AI's HandleMessage
ScriptRequest rq(m_ScriptInterface);		ScriptRequest rq(m_ScriptInterface);
JS::RootedValue state(rq.cx);		JS::RootedValue state(rq.cx);
{		{
PROFILE3("AI compute read state");		PROFILE3("AI compute read state");
m_ScriptInterface->ReadStructuredClone(m_GameState, &state);		Script::ReadStructuredClone(rq, m_GameState, &state);
m_ScriptInterface->SetProperty(state, "passabilityMap", m_PassabilityMapVal, true);		m_ScriptInterface->SetProperty(state, "passabilityMap", m_PassabilityMapVal, true);
m_ScriptInterface->SetProperty(state, "territoryMap", m_TerritoryMapVal, true);		m_ScriptInterface->SetProperty(state, "territoryMap", m_TerritoryMapVal, true);
}		}

// It would be nice to do		// It would be nice to do
// m_ScriptInterface->FreezeObject(state.get(), true);		// m_ScriptInterface->FreezeObject(state.get(), true);
// to prevent AI scripts accidentally modifying the state and		// to prevent AI scripts accidentally modifying the state and
// affecting other AI scripts they share it with. But the performance		// affecting other AI scripts they share it with. But the performance
Show All 34 Lines	private:
std::vector<shared_ptr<CAIPlayer> > m_Players; // use shared_ptr just to avoid copying		std::vector<shared_ptr<CAIPlayer> > m_Players; // use shared_ptr just to avoid copying

bool m_HasSharedComponent;		bool m_HasSharedComponent;
JS::PersistentRootedValue m_SharedAIObj;		JS::PersistentRootedValue m_SharedAIObj;
std::vector<SCommandSets> m_Commands;		std::vector<SCommandSets> m_Commands;

std::set<std::wstring> m_LoadedModules;		std::set<std::wstring> m_LoadedModules;

ScriptInterface::StructuredClone m_GameState;		Script::StructuredClone m_GameState;
Grid<NavcellData> m_PassabilityMap;		Grid<NavcellData> m_PassabilityMap;
JS::PersistentRootedValue m_PassabilityMapVal;		JS::PersistentRootedValue m_PassabilityMapVal;
Grid<u8> m_TerritoryMap;		Grid<u8> m_TerritoryMap;
JS::PersistentRootedValue m_TerritoryMapVal;		JS::PersistentRootedValue m_TerritoryMapVal;

std::map<std::string, pass_class_t> m_NonPathfindingPassClasses;		std::map<std::string, pass_class_t> m_NonPathfindingPassClasses;
std::map<std::string, pass_class_t> m_PathfindingPassClasses;		std::map<std::string, pass_class_t> m_PathfindingPassClasses;
HierarchicalPathfinder m_HierarchicalPathfinder;		HierarchicalPathfinder m_HierarchicalPathfinder;
▲ Show 20 Lines • Show All 111 Lines • ▼ Show 20 Lines	virtual void RunGamestateInit()
if (cmpTerritoryManager && cmpTerritoryManager->NeedUpdateAI(&m_TerritoriesDirtyID, &m_TerritoriesDirtyBlinkingID))		if (cmpTerritoryManager && cmpTerritoryManager->NeedUpdateAI(&m_TerritoriesDirtyID, &m_TerritoriesDirtyBlinkingID))
territoryMap = &cmpTerritoryManager->GetTerritoryGrid();		territoryMap = &cmpTerritoryManager->GetTerritoryGrid();

LoadPathfinderClasses(state);		LoadPathfinderClasses(state);
std::map<std::string, pass_class_t> nonPathfindingPassClassMasks, pathfindingPassClassMasks;		std::map<std::string, pass_class_t> nonPathfindingPassClassMasks, pathfindingPassClassMasks;
if (cmpPathfinder)		if (cmpPathfinder)
cmpPathfinder->GetPassabilityClasses(nonPathfindingPassClassMasks, pathfindingPassClassMasks);		cmpPathfinder->GetPassabilityClasses(nonPathfindingPassClassMasks, pathfindingPassClassMasks);

m_Worker.RunGamestateInit(scriptInterface.WriteStructuredClone(state),		m_Worker.RunGamestateInit(Script::WriteStructuredClone(rq, state),
passabilityMap, territoryMap, nonPathfindingPassClassMasks, pathfindingPassClassMasks);		passabilityMap, territoryMap, nonPathfindingPassClassMasks, pathfindingPassClassMasks);
}		}

virtual void StartComputation()		virtual void StartComputation()
{		{
PROFILE("AI setup");		PROFILE("AI setup");

const ScriptInterface& scriptInterface = GetSimContext().GetScriptInterface();		const ScriptInterface& scriptInterface = GetSimContext().GetScriptInterface();
Show All 9 Lines	virtual void StartComputation()
JS::RootedValue state(rq.cx);		JS::RootedValue state(rq.cx);
if (m_JustDeserialized)		if (m_JustDeserialized)
cmpAIInterface->GetFullRepresentation(&state, false);		cmpAIInterface->GetFullRepresentation(&state, false);
else		else
cmpAIInterface->GetRepresentation(&state);		cmpAIInterface->GetRepresentation(&state);
LoadPathfinderClasses(state); // add the pathfinding classes to it		LoadPathfinderClasses(state); // add the pathfinding classes to it

// Update the game state		// Update the game state
m_Worker.UpdateGameState(scriptInterface.WriteStructuredClone(state));		m_Worker.UpdateGameState(Script::WriteStructuredClone(rq, state));

// Update the pathfinding data		// Update the pathfinding data
CmpPtr<ICmpPathfinder> cmpPathfinder(GetSystemEntity());		CmpPtr<ICmpPathfinder> cmpPathfinder(GetSystemEntity());
if (cmpPathfinder)		if (cmpPathfinder)
{		{
const GridUpdateInformation& dirtinessInformations = cmpPathfinder->GetAIPathfinderDirtinessInformation();		const GridUpdateInformation& dirtinessInformations = cmpPathfinder->GetAIPathfinderDirtinessInformation();

if (dirtinessInformations.dirty \|\| m_JustDeserialized)		if (dirtinessInformations.dirty \|\| m_JustDeserialized)
Show All 37 Lines	virtual void PushCommands()
const ScriptInterface& scriptInterface = GetSimContext().GetScriptInterface();		const ScriptInterface& scriptInterface = GetSimContext().GetScriptInterface();
ScriptRequest rq(scriptInterface);		ScriptRequest rq(scriptInterface);
JS::RootedValue clonedCommandVal(rq.cx);		JS::RootedValue clonedCommandVal(rq.cx);

for (size_t i = 0; i < commands.size(); ++i)		for (size_t i = 0; i < commands.size(); ++i)
{		{
for (size_t j = 0; j < commands[i].commands.size(); ++j)		for (size_t j = 0; j < commands[i].commands.size(); ++j)
{		{
scriptInterface.ReadStructuredClone(commands[i].commands[j], &clonedCommandVal);		Script::ReadStructuredClone(rq, commands[i].commands[j], &clonedCommandVal);
cmpCommandQueue->PushLocalCommand(commands[i].player, clonedCommandVal);		cmpCommandQueue->PushLocalCommand(commands[i].player, clonedCommandVal);
}		}
}		}
}		}

private:		private:
size_t m_TerritoriesDirtyID;		size_t m_TerritoriesDirtyID;
size_t m_TerritoriesDirtyBlinkingID;		size_t m_TerritoriesDirtyBlinkingID;
▲ Show 20 Lines • Show All 52 Lines • Show Last 20 Lines