Initial commit:

PhysX 3.4.0 Update @ 21294896
APEX 1.4.0 Update @ 21275617

[CL 21300167]

1 files changed, 201 insertions, 0 deletions

diff --git a/PhysX_3.4/Samples/SampleCharacterCloth/SampleCharacterCloth_CCT.cpp b/PhysX_3.4/Samples/SampleCharacterCloth/SampleCharacterCloth_CCT.cpp
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+++ b/PhysX_3.4/Samples/SampleCharacterCloth/SampleCharacterCloth_CCT.cpp
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+// This code contains NVIDIA Confidential Information and is disclosed to you
+// under a form of NVIDIA software license agreement provided separately to you.
+//
+// Notice
+// NVIDIA Corporation and its licensors retain all intellectual property and
+// proprietary rights in and to this software and related documentation and
+// any modifications thereto. Any use, reproduction, disclosure, or
+// distribution of this software and related documentation without an express
+// license agreement from NVIDIA Corporation is strictly prohibited.
+//
+// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
+// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
+// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
+// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// Information and code furnished is believed to be accurate and reliable.
+// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
+// information or for any infringement of patents or other rights of third parties that may
+// result from its use. No license is granted by implication or otherwise under any patent
+// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
+// This code supersedes and replaces all information previously supplied.
+// NVIDIA Corporation products are not authorized for use as critical
+// components in life support devices or systems without express written approval of
+// NVIDIA Corporation.
+//
+// Copyright (c) 2008-2016 NVIDIA Corporation. All rights reserved.
+// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
+// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.  
+
+#include "PxPhysXConfig.h"
+
+#if PX_USE_CLOTH_API
+
+#include "SampleCharacterCloth.h"
+
+#include "SampleCharacterClothCameraController.h"
+#include "SampleAllocatorSDKClasses.h"
+
+#include "PxPhysicsAPI.h"
+#include "extensions/PxExtensionsAPI.h"
+
+#include "characterkinematic/PxControllerManager.h"
+#include "characterkinematic/PxBoxController.h"
+#include "characterkinematic/PxCapsuleController.h"
+
+
+#include "geometry/PxMeshQuery.h"
+#include "geometry/PxTriangle.h"
+
+#include "RenderBaseActor.h"
+#include "RenderBoxActor.h"
+#include "RenderCapsuleActor.h"
+#include <SampleUserInputIds.h>
+#include <SamplePlatform.h>
+#include <SampleUserInput.h>
+#include <SampleUserInputDefines.h>
+
+using namespace SampleRenderer;
+using namespace SampleFramework;
+
+///////////////////////////////////////////////////////////////////////////////
+void SampleCharacterCloth::bufferCCTMotion(const PxVec3& targetDisp, PxReal dtime)
+{
+	PxVec3 disp = targetDisp;
+
+	if(!isPaused())
+	{
+		// advance jump controller
+		mJump.tick(dtime);
+
+		// modify y component of displacement due to jump status
+		disp.y = mJump.getDisplacement(dtime);
+
+		if (mJump.isInFreefall())
+		{
+			disp.x = 0;
+			disp.z = 0;
+			mCCTActive = false;
+		}
+	}
+
+	// buffer the displacement and timestep to feed in onSubstep function
+	mCCTDisplacement = disp;
+	mCCTTimeStep = dtime;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+void SampleCharacterCloth::createCCTController()
+{
+	mControllerManager = PxCreateControllerManager(getActiveScene());
+
+	// use ray casting to position the CCT on the terrain
+	PxScene& scene = getActiveScene();
+	PxRaycastBuffer hit;
+	bool didHit = scene.raycast(PxVec3(0,100,0), PxVec3(0,-1,0), 500.0f, hit, PxHitFlags(0xffff));
+	PX_UNUSED(didHit);
+	PX_ASSERT(didHit);
+	mControllerInitialPosition = hit.block.position + PxVec3(0.0f, 1.6f, 0.0f);
+
+	// create and fill in the descriptor for the capsule controller
+	PxCapsuleControllerDesc cDesc;
+	
+	cDesc.height				= 2.0f;
+	cDesc.radius				= 0.5f;
+	cDesc.material				= &getDefaultMaterial();
+	cDesc.position				= PxExtendedVec3(mControllerInitialPosition.x, mControllerInitialPosition.y, mControllerInitialPosition.z);
+	cDesc.slopeLimit			= 0.1f;
+	cDesc.contactOffset			= 0.01f;
+	cDesc.stepOffset			= 0.1f;
+	cDesc.scaleCoeff			= 0.9f;
+	cDesc.climbingMode			= PxCapsuleClimbingMode::eEASY;
+	cDesc.invisibleWallHeight	= 0.0f;
+	cDesc.maxJumpHeight			= 2.0f;
+	cDesc.reportCallback		= this;
+
+	mController = static_cast<PxCapsuleController*>(mControllerManager->createController(cDesc));
+	
+	// create camera
+	mCCTCamera = SAMPLE_NEW(SampleCharacterClothCameraController)(*mController, *this);
+
+	setCameraController(mCCTCamera);
+}
+
+
+///////////////////////////////////////////////////////////////////////////////
+void SampleCharacterCloth::onShapeHit(const PxControllerShapeHit& hit)
+{
+	PxRigidDynamic* hitActor = hit.shape->getActor()->is<PxRigidDynamic>();
+
+	const size_t nbPlatforms = mPlatforms.size();
+	for(PxU32 i = 0;i < nbPlatforms;i++)
+	{
+		if (mPlatforms[i]->getType() == SampleCharacterClothPlatform::ePLATFORM_TYPE_TRIGGERED)
+		{
+			PxRigidDynamic* actor = mPlatforms[i]->getPhysicsActor();
+			if (hitActor == actor)
+				mPlatforms[i]->setActive(true);
+		}
+	}
+}
+
+///////////////////////////////////////////////////////////////////////////////
+void SampleCharacterCloth::onControllerHit(const PxControllersHit& hit)
+{
+}
+
+///////////////////////////////////////////////////////////////////////////////
+void SampleCharacterCloth::onObstacleHit(const PxControllerObstacleHit& hit)
+{
+}
+
+///////////////////////////////////////////////////////////////////////////////
+PxControllerBehaviorFlags SampleCharacterCloth::getBehaviorFlags(const PxShape&, const PxActor&)
+{
+	return PxControllerBehaviorFlags(0);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+PxControllerBehaviorFlags SampleCharacterCloth::getBehaviorFlags(const PxController&)
+{
+	return PxControllerBehaviorFlags(0);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+PxControllerBehaviorFlags SampleCharacterCloth::getBehaviorFlags(const PxObstacle& obstacle)
+{
+	return PxControllerBehaviorFlag::eCCT_CAN_RIDE_ON_OBJECT;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+void SampleCharacterCloth::updateCCT(float dtime)
+{
+	// compute target cct displacment for this time step
+	PxVec3 dispCurStep = (mCCTTimeStep > 0.0f) ? mCCTDisplacement * (dtime / mCCTTimeStep) : PxVec3(0.0f);
+
+	// limit horizontal acceleration so that character motion does not produce abrupt impulse
+	PxVec3 accel = dispCurStep - mCCTDisplacementPrevStep;
+	const PxReal accelLimit = 0.3f * dtime;
+	PxVec3 accelHorizontal(accel.x, 0, accel.z);
+	PxReal accelHorizontalMagnitude = accelHorizontal.magnitude();
+	if (accelHorizontalMagnitude > accelLimit)
+	{
+		const PxReal accelScale = accelLimit / accelHorizontalMagnitude;
+		accel.x *= accelScale;
+		accel.z *= accelScale;
+	}
+	
+	dispCurStep = mCCTDisplacementPrevStep + accel;
+	mCCTDisplacementPrevStep = dispCurStep;
+	
+	// move the CCT and change jump status due to contact
+	const PxU32 flags = mController->move(dispCurStep, 0.01f, dtime, PxControllerFilters());
+	if(flags & PxControllerCollisionFlag::eCOLLISION_DOWN)
+		mJump.reset();
+
+	// update camera controller
+	mCCTCamera->updateFromCCT(dtime);
+
+}
+
+#endif // PX_USE_CLOTH_API