pxUtils.cpp

Engine/source/T3D/physics/physx/pxUtils.cpp

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  1
  2//-----------------------------------------------------------------------------
  3// Copyright (c) 2012 GarageGames, LLC
  4//
  5// Permission is hereby granted, free of charge, to any person obtaining a copy
  6// of this software and associated documentation files (the "Software"), to
  7// deal in the Software without restriction, including without limitation the
  8// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
  9// sell copies of the Software, and to permit persons to whom the Software is
 10// furnished to do so, subject to the following conditions:
 11//
 12// The above copyright notice and this permission notice shall be included in
 13// all copies or substantial portions of the Software.
 14//
 15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 18// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 19// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 20// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 21// IN THE SOFTWARE.
 22//-----------------------------------------------------------------------------
 23
 24#include "platform/platform.h"
 25#include "T3D/physics/physx/pxUtils.h"
 26
 27#include "gfx/gfxTransformSaver.h"
 28#include "gfx/gfxDrawUtil.h"
 29#include "math/mMatrix.h"
 30#include "math/mPoint3.h"
 31#include "T3D/physics/physX/px.h"
 32#include "T3D/physics/physX/pxCasts.h"
 33
 34namespace PxUtils {
 35
 36void drawActor( NxActor *inActor )
 37{
 38   GFXDrawUtil *drawer = GFX->getDrawUtil();
 39   //drawer->setZRead( false );
 40
 41   // Determine alpha we render shapes with.
 42   const U8 enabledAlpha = 255;
 43   const U8 disabledAlpha = 100;
 44   U8 renderAlpha = inActor->readActorFlag( NX_AF_DISABLE_COLLISION ) ? disabledAlpha : enabledAlpha;
 45
 46   // Determine color we render actors and shapes with.
 47   ColorI actorColor( 0, 0, 255, 200 );   
 48   ColorI shapeColor = ( inActor->isSleeping() ? ColorI( 0, 0, 255, renderAlpha ) : ColorI( 255, 0, 255, renderAlpha ) );      
 49
 50   MatrixF actorMat(true);
 51   inActor->getGlobalPose().getRowMajor44( actorMat );
 52
 53   GFXStateBlockDesc desc;
 54   desc.setBlend( true );
 55   desc.setZReadWrite( true, false );
 56   desc.setCullMode( GFXCullNone );
 57
 58   // Draw an xfm gizmo for the actor's globalPose...
 59   //drawer->drawTransform( desc, actorMat, Point3F::One, actorColor );
 60   
 61   // Loop through and render all the actor's shapes....
 62
 63   NxShape *const*pShapeArray = inActor->getShapes();
 64   U32 numShapes = inActor->getNbShapes();
 65
 66   for ( U32 i = 0; i < numShapes; i++ )
 67   {
 68      const NxShape *shape = pShapeArray[i];
 69
 70      Point3F shapePos = pxCast<Point3F>( shape->getGlobalPosition() );
 71      MatrixF shapeMat(true);
 72      shape->getGlobalPose().getRowMajor44(shapeMat);
 73      shapeMat.setPosition( Point3F::Zero );
 74
 75      switch ( shape->getType() )
 76      {
 77         case NX_SHAPE_SPHERE:
 78         {
 79            NxSphereShape *sphere = (NxSphereShape*)shape;     
 80            drawer->drawSphere( desc, sphere->getRadius(), shapePos, shapeColor );
 81
 82            break;
 83         }
 84         case NX_SHAPE_BOX:
 85         {
 86            NxBoxShape *box = (NxBoxShape*)shape;
 87            Point3F size = pxCast<Point3F>( box->getDimensions() );            
 88            drawer->drawCube( desc, size*2, shapePos, shapeColor, &shapeMat );            
 89            break;
 90         }
 91         case NX_SHAPE_CAPSULE:
 92         {
 93            shapeMat.mul( MatrixF( EulerF( mDegToRad(90.0f), mDegToRad(90.0f), 0 ) ) );
 94
 95            NxCapsuleShape *capsule = (NxCapsuleShape*)shape;
 96            drawer->drawCapsule( desc, shapePos, capsule->getRadius(), capsule->getHeight(), shapeColor, &shapeMat );
 97
 98            break;
 99         }
100         default:
101         {
102            break;
103         }
104      }
105   }
106
107   //drawer->clearZDefined();
108}
109
110} // namespace PxUtils
111