mirror of
https://github.com/TorqueGameEngines/Torque3D.git
synced 2026-01-19 20:24:49 +00:00
108 lines
3.8 KiB
C++
108 lines
3.8 KiB
C++
//-----------------------------------------------------------------------------
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// Copyright (c) 2012 GarageGames, LLC
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//-----------------------------------------------------------------------------
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#include "platform/platform.h"
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#include "T3D/physics/physX/pxContactReporter.h"
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#include "T3D/physics/physX/pxCasts.h"
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#include "T3D/physics/physicsUserData.h"
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#include "T3D/physics/physX/pxMultiActor.h"
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#include "platform/profiler.h"
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PxContactReporter::PxContactReporter()
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{
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}
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PxContactReporter::~PxContactReporter()
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{
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}
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void PxContactReporter::onContactNotify( NxContactPair &pair, NxU32 events )
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{
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PROFILE_SCOPE( PxContactReporter_OnContactNotify );
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// For now we only care about start touch events.
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if ( !( events & NX_NOTIFY_ON_START_TOUCH ) )
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return;
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// Skip if either actor is deleted.
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if ( pair.isDeletedActor[0] || pair.isDeletedActor[1] )
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return;
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NxActor *actor0 = pair.actors[0];
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NxActor *actor1 = pair.actors[1];
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PhysicsUserData *userData0 = PhysicsUserData::cast( actor0->userData );
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PhysicsUserData *userData1 = PhysicsUserData::cast( actor1->userData );
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// Early out if we don't have user data or signals to notify.
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if ( ( !userData0 || userData0->getContactSignal().isEmpty() ) &&
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( !userData1 || userData1->getContactSignal().isEmpty() ) )
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return;
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// Get an average contact point.
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U32 points = 0;
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NxVec3 hitPoint( 0.0f );
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NxContactStreamIterator iter( pair.stream );
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while( iter.goNextPair() )
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{
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while( iter.goNextPatch() )
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{
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while( iter.goNextPoint() )
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{
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hitPoint += iter.getPoint();
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++points;
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}
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}
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}
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hitPoint /= (F32)points;
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if ( userData0 )
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userData0->getContactSignal().trigger( userData0,
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userData1,
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pxCast<Point3F>( hitPoint ),
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pxCast<Point3F>( pair.sumNormalForce ) );
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if ( userData1 )
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userData1->getContactSignal().trigger( userData1,
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userData0,
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pxCast<Point3F>( hitPoint ),
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pxCast<Point3F>( -pair.sumNormalForce ) );
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}
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bool PxUserNotify::onJointBreak( NxReal breakingForce, NxJoint &brokenJoint )
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{
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PROFILE_SCOPE( PxUserNotify_OnJointBreak );
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PxUserData *userData = PxUserData::getData( brokenJoint );
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if ( userData )
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userData->getOnJointBreakSignal().trigger( breakingForce, brokenJoint );
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// NOTE: Returning true here will tell the
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// PhysX SDK to delete the joint, which will
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// cause MANY problems if any of the user app's
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// objects still hold references to it.
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return false;
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} |