void Apex::Init(PxPhysics* physics, PxCooking* cooking, PxScene* scene)
{
mErrorCallback = ::new UserErrorCallback("ApexErrors.txt", "a",true, true);
renderer = SampleRenderer::Renderer;
m_renderResourceManager = new SampleApexRenderResourceManager(*renderer);
NxApexSDKDesc apexDesc;
NxApexCreateError errorCode;
apexDesc.physXSDK = physics;
apexDesc.cooking = cooking;
apexDesc.outputStream = mErrorCallback;
apexDesc.renderResourceManager = m_renderResourceManager;
if(!apexDesc.isValid())
{
return;
}
initialized = true;
gApexSDK = NxCreateApexSDK(apexDesc, &errorCode);
PX_ASSERT(gApexSDK);
// Create the APEX scene
NxApexSceneDesc apexSceneDesc;
apexSceneDesc.scene = scene;
if (!apexSceneDesc.isValid())
{
return;
}
gApexScene = gApexSDK->createScene(apexSceneDesc);
if (!gApexScene)
{
return;
}
}
bool Apex::Init(ID3D11Device* dev, ID3D11DeviceContext* devcon)
{
if(!InitPhysX())
return false;
mDev = dev;
mDevcon = devcon;
// Init Apex
static PxDefaultErrorCallback gDefaultErrorCallback;
ZeusResourceCallback* rcallback = new ZeusResourceCallback();
NxApexSDKDesc apexDesc;
apexDesc.outputStream = &gDefaultErrorCallback;
apexDesc.resourceCallback = rcallback;
apexDesc.physXSDK = mPhysics;
apexDesc.cooking = mCooking;
m_renderResourceManager = new ZeusRenderResourceManager(dev,devcon);
apexDesc.renderResourceManager = m_renderResourceManager;
if(apexDesc.isValid())
gApexSDK = NxCreateApexSDK(apexDesc);
else
return false;
if(!gApexSDK)
return false;
// NxApexSceneDesc apexSceneDesc;
// // Create the APEX scene...
//
// apexSceneDesc.scene = mScene[mCurrentScene];
//
// if(apexSceneDesc.isValid())
// gApexScene[mCurrentScene] = gApexSDK->createScene(apexSceneDesc);
// else
// return false;
// if(!gApexScene[mCurrentScene])
// return false;
//gApexScene[mCurrentScene]->setLODResourceBudget(10000.f);
//static const physx::PxU32 viewIDlookAtRightHand = gApexScene[mCurrentScene]->allocViewMatrix(physx::apex::ViewMatrixType::LOOK_AT_LH);
//static const physx::PxU32 projIDperspectiveCubicRightHand = gApexScene[mCurrentScene]->allocProjMatrix(physx::apex::ProjMatrixType::USER_CUSTOMIZED);
//gApexScene[mCurrentScene]->setUseViewProjMatrix(viewIDlookAtRightHand, projIDperspectiveCubicRightHand);
return true;
}
//////// GAME-LEVEL RIGID BODY PHYSICS STUFF ///////
void InitGamePhys()
{
#if WITH_BOX2D
FPhysicsIntegration2D::InitializePhysics();
#endif
#if WITH_PHYSX
// Do nothing if SDK already exists
if(GPhysXFoundation != NULL)
{
return;
}
// Make sure
LoadPhysXModules();
// Create Foundation
GPhysXAllocator = new FPhysXAllocator();
FPhysXErrorCallback* ErrorCallback = new FPhysXErrorCallback();
GPhysXFoundation = PxCreateFoundation(PX_PHYSICS_VERSION, *GPhysXAllocator, *ErrorCallback);
check(GPhysXFoundation);
#if PHYSX_MEMORY_STATS
// Want names of PhysX allocations
GPhysXFoundation->setReportAllocationNames(true);
#endif
// Create profile manager
GPhysXProfileZoneManager = &PxProfileZoneManager::createProfileZoneManager(GPhysXFoundation);
check(GPhysXProfileZoneManager);
// Create Physics
PxTolerancesScale PScale;
PScale.length = CVarToleranceScaleLength.GetValueOnGameThread();
PScale.mass = CVarTolerenceScaleMass.GetValueOnGameThread();
PScale.speed = CVarToleranceScaleSpeed.GetValueOnGameThread();
GPhysXSDK = PxCreatePhysics(PX_PHYSICS_VERSION, *GPhysXFoundation, PScale, false, GPhysXProfileZoneManager);
check(GPhysXSDK);
GPhysCommandHandler = new FPhysCommandHandler();
FCoreUObjectDelegates::PreGarbageCollect.AddRaw(GPhysCommandHandler, &FPhysCommandHandler::Flush);
// Init Extensions
PxInitExtensions(*GPhysXSDK);
#if WITH_VEHICLE
PxInitVehicleSDK(*GPhysXSDK);
#endif
//Turn on PhysX 3.3 unified height field collision detection.
//This approach shares the collision detection code between meshes and height fields such that height fields behave identically to the equivalent terrain created as a mesh.
//This approach facilitates mixing the use of height fields and meshes in the application with no tangible difference in collision behavior between the two approaches
PxRegisterUnifiedHeightFields(*GPhysXSDK);
#if WITH_PHYSICS_COOKING || WITH_RUNTIME_PHYSICS_COOKING
// Create Cooking
PxCookingParams PCookingParams(PScale);
PCookingParams.meshWeldTolerance = 0.1f; // Weld to 1mm precision
PCookingParams.meshPreprocessParams = PxMeshPreprocessingFlags(PxMeshPreprocessingFlag::eWELD_VERTICES | PxMeshPreprocessingFlag::eREMOVE_UNREFERENCED_VERTICES | PxMeshPreprocessingFlag::eREMOVE_DUPLICATED_TRIANGLES);
PCookingParams.targetPlatform = PxPlatform::ePC;
//PCookingParams.meshCookingHint = PxMeshCookingHint::eCOOKING_PERFORMANCE;
//PCookingParams.meshSizePerformanceTradeOff = 0.0f;
GPhysXCooking = PxCreateCooking(PX_PHYSICS_VERSION, *GPhysXFoundation, PCookingParams);
check(GPhysXCooking);
#endif
#if WITH_APEX
// Build the descriptor for the APEX SDK
NxApexSDKDesc ApexDesc;
ApexDesc.physXSDK = GPhysXSDK; // Pointer to the PhysXSDK
ApexDesc.cooking = GPhysXCooking; // Pointer to the cooking library
ApexDesc.renderResourceManager = &GApexNullRenderResourceManager; // We will not be using the APEX rendering API, so just use a dummy render resource manager
ApexDesc.resourceCallback = &GApexResourceCallback; // The resource callback is how APEX asks the application to find assets when it needs them
// Create the APEX SDK
NxApexCreateError ErrorCode;
GApexSDK = NxCreateApexSDK(ApexDesc, &ErrorCode);
check(ErrorCode == APEX_CE_NO_ERROR);
check(GApexSDK);
#if APEX_STATICALLY_LINKED
// We need to instantiate the module if we have statically linked them
// Otherwise all createModule functions will fail
instantiateModuleDestructible();
#if WITH_APEX_CLOTHING
instantiateModuleClothing();
#endif
#if WITH_APEX_LEGACY
instantiateModuleLegacy();
#endif
#endif
// 1 legacy module for all in APEX 1.3
// Load the only 1 legacy module
#if WITH_APEX_LEGACY
GApexModuleLegacy = GApexSDK->createModule("Legacy");
check(GApexModuleLegacy);
#endif // WITH_APEX_LEGACY
// Load APEX Destruction module
GApexModuleDestructible = static_cast<NxModuleDestructible*>(GApexSDK->createModule("Destructible"));
check(GApexModuleDestructible);
// Set Destructible module parameters
NxParameterized::Interface* ModuleParams = GApexModuleDestructible->getDefaultModuleDesc();
// ModuleParams contains the default module descriptor, which may be modified here before calling the module init function
GApexModuleDestructible->init(*ModuleParams);
// Disabling dynamic LOD
GApexModuleDestructible->setLODEnabled(false);
// Set chunk report for fracture effect callbacks
GApexModuleDestructible->setChunkReport(&GApexChunkReport);
GApexModuleDestructible->setMaxDynamicChunkIslandCount((physx::PxU32)FMath::Max(CVarAPEXMaxDestructibleDynamicChunkIslandCount.GetValueOnGameThread(), 0));
GApexModuleDestructible->setMaxChunkCount((physx::PxU32)FMath::Max(CVarAPEXMaxDestructibleDynamicChunkCount.GetValueOnGameThread(), 0));
GApexModuleDestructible->setSortByBenefit(CVarAPEXSortDynamicChunksByBenefit.GetValueOnGameThread() != 0);
GApexModuleDestructible->setChunkReportSendChunkStateEvents(true);
// APEX 1.3 to preserve 1.2 behavior
GApexModuleDestructible->setUseLegacyDamageRadiusSpread(true);
GApexModuleDestructible->setUseLegacyChunkBoundsTesting(true);
#if WITH_APEX_CLOTHING
// Load APEX Clothing module
GApexModuleClothing = static_cast<NxModuleClothing*>(GApexSDK->createModule("Clothing"));
check(GApexModuleClothing);
// Set Clothing module parameters
ModuleParams = GApexModuleClothing->getDefaultModuleDesc();
// Can be tuned for switching between more memory and more spikes.
NxParameterized::setParamU32(*ModuleParams, "maxUnusedPhysXResources", 5);
// If true, let fetch results tasks run longer than the fetchResults call.
// Setting to true could not ensure same finish timing with Physx simulation phase
NxParameterized::setParamBool(*ModuleParams, "asyncFetchResults", false);
// ModuleParams contains the default module descriptor, which may be modified here before calling the module init function
GApexModuleClothing->init(*ModuleParams);
#endif //WITH_APEX_CLOTHING
#endif // #if WITH_APEX
#endif // WITH_PHYSX
}
