Impact System T3D

sceneContainer.cpp

// Add
// IPS SpellSystem ------
void SceneContainer::initConeSearch(
   const Point3F Start,
   const Point3F End,
   const F32 Radius,
   const U32 TypeMask)
{
   cleanupSearchVectors();

   Point3F center = ( End - Start ) / 2;
   mSearchReferencePoint = center;
   VectorF direction = End - Start;
   direction.normalize();
   Box3F queryBox;
   Point3F perp1 = mPerp(direction);
   Point3F perp2 = mCross(perp1, direction);
   perp1.normalize();
   perp2.normalize();
   perp1 *= Radius;
   perp2 *= Radius;
   VectorF perp = perp1 + perp2;

   AssertFatal( mIsZero( mDot( perp1, perp2 ) ), "ConeSearch, failed to generate perpendicular vector perp1 , perp2" );
   AssertFatal( mIsZero( mDot( center, perp2 ) ), "ConeSearch, failed to generate perpendicular vector center , perp2" );
   AssertFatal( mIsZero( mDot( perp1, center ) ), "ConeSearch, failed to generate perpendicular vector perp1, center" );
   Point3F startcorner = Point3F((Start - center).x - perp.x, (Start - center).y - perp.y, (Start - center).z -perp.z);
   Point3F endcorner = Point3F((End - center).x + perp.x, (End - center).y + perp.y, (End - center).z + perp.z);
   Point3F minCorner = Point3F(mMax(startcorner.x, endcorner.x) == startcorner.x ? endcorner.x : startcorner.x,
                               mMax(startcorner.y, endcorner.y) == startcorner.y ? endcorner.y : startcorner.y,
                               mMax(startcorner.z, endcorner.z) == startcorner.z ? endcorner.z : startcorner.z);
   Point3F maxCorner = Point3F(mMax(startcorner.x, endcorner.x),
                               mMax(startcorner.y, endcorner.y),
                               mMax(startcorner.z, endcorner.z));
   queryBox.minExtents = minCorner;
   queryBox.maxExtents = maxCorner;

   SimpleQueryList queryList;
   gServerContainer.findObjects(queryBox, TypeMask, SimpleQueryList::insertionCallback, &queryList);
   Vector<PlaneF> planes;
   Polyhedron ConePoly;
   ConePoly.pointList.setSize(9);
   ConePoly.pointList[0] = Start;
   ConePoly.planeList.setSize(8);
   U8 resolution = 8;
   for(int ix = 0; ix < resolution; ix++)
   {
      Point3F p1,p2;
      F32 cAngle1 = cos((360/resolution*ix)*M_PI/180);
      F32 sAngle1 = sin((360/resolution*ix)*M_PI/180);
      F32 cAngle2 = cos((360/resolution*ix+1)*M_PI/180);
      F32 sAngle2 = sin((360/resolution*ix+1)*M_PI/180);
      p1 = End+((perp1 * cAngle1) + (perp2 * sAngle1));
      p2 = End+((perp1 * cAngle2) + (perp2 * sAngle2));
      ConePoly.pointList[ix+1] = p1;
      PlaneF plane(Start, p1, p2);
      ConePoly.planeList[ix] = plane;
      planes.push_back(plane);
      /* Debug drawing of the cone
      * DebugDrawer::get()->drawTri(Start, p1, p2, ColorI(gRandGen.randI() % 256, gRandGen.randI() % 256, gRandGen.randI() % 256));
      * DebugDrawer::get()->setLastTTL(5000);
      */
   }
   Point3F p1,p2,p3;
   F32 cAngle1 = cos((360/resolution*1)*M_PI/180);
   F32 sAngle1 = sin((360/resolution*1)*M_PI/180);
   F32 cAngle2 = cos((360/resolution*2)*M_PI/180);
   F32 sAngle2 = sin((360/resolution*2)*M_PI/180);
   F32 cAngle3 = cos((360/resolution*3)*M_PI/180);
   F32 sAngle3 = sin((360/resolution*4)*M_PI/180);
   p1 = End+((perp1 * cAngle1) + (perp2 * sAngle1));
   p2 = End+((perp1 * cAngle2) + (perp2 * sAngle2));
   p3 = End+((perp1 * cAngle3) + (perp2 * sAngle3));
   PlaneF frontPlane(p1,p2,p3);
   planes.push_back(frontPlane);
   PlaneSetF planeSet(planes.address(),9);
   ConePoly.buildFromPlanes(planeSet);

   gServerContainer.polyhedronFindObjects(ConePoly, TypeMask, SimpleQueryList::insertionCallback, &queryList);

   for (U32 i = 0; i < queryList.mList.size(); i++)
   {
      mSearchList.push_back(new SimObjectPtr<SceneObject>);
      *(mSearchList.last()) = queryList.mList[i];
   }
   if (mSearchList.size() != 0)
   {
      sgSortReferencePoint = mSearchReferencePoint;
      dQsort(mSearchList.address(), mSearchList.size(),
         sizeof(SimObjectPtr<SceneObject>*), cmpSearchPointers);
   }
}

void SceneContainer::initBoxSearch(
   const Point3F Start,
   const Point3F End,
   const U32 TypeMask)
{
   cleanupSearchVectors();

   Point3F center = ( End - Start ) / 2;
   mSearchReferencePoint = center;

   Box3F queryBox;
   Point3F startcorner = Point3F((Start - center).x, (Start - center).y, (Start - center).z);
   Point3F endcorner = Point3F((End - center).x, (End - center).y, (End - center).z);
   Point3F minCorner = Point3F(mMax(startcorner.x, endcorner.x) == startcorner.x ? endcorner.x : startcorner.x,
                               mMax(startcorner.y, endcorner.y) == startcorner.y ? endcorner.y : startcorner.y,
                               mMax(startcorner.z, endcorner.z) == startcorner.z ? endcorner.z : startcorner.z);
   Point3F maxCorner = Point3F(mMax(startcorner.x, endcorner.x),
                               mMax(startcorner.y, endcorner.y),
                               mMax(startcorner.z, endcorner.z));
   queryBox.minExtents = minCorner;
   queryBox.maxExtents = maxCorner;

   SimpleQueryList queryList;
   gServerContainer.findObjects(queryBox, TypeMask, SimpleQueryList::insertionCallback, &queryList);

   for (U32 i = 0; i < queryList.mList.size(); i++)
   {
      mSearchList.push_back(new SimObjectPtr<SceneObject>);
      *(mSearchList.last()) = queryList.mList[i];
   }
   if (mSearchList.size() != 0)
   {
      sgSortReferencePoint = mSearchReferencePoint;
      dQsort(mSearchList.address(), mSearchList.size(),
         sizeof(SimObjectPtr<SceneObject>*), cmpSearchPointers);
   }
}

void SceneContainer::initCubeSearch(
   const Point3F Center,
   const F32 Size,
   const U32 TypeMask)
{
   cleanupSearchVectors();

   mSearchReferencePoint = Center;

   Box3F queryBox;
   queryBox.minExtents -= Point3F(Size);
   queryBox.maxExtents += Point3F(Size);

   SimpleQueryList queryList;
   gServerContainer.findObjects(queryBox, TypeMask, SimpleQueryList::insertionCallback, &queryList);

   for (U32 i = 0; i < queryList.mList.size(); i++)
   {
      mSearchList.push_back(new SimObjectPtr<SceneObject>);
      *(mSearchList.last()) = queryList.mList[i];
   }
   if (mSearchList.size() != 0)
   {
      sgSortReferencePoint = mSearchReferencePoint;
      dQsort(mSearchList.address(), mSearchList.size(),
         sizeof(SimObjectPtr<SceneObject>*), cmpSearchPointers);
   }
}
// ------ IPS SpellSystem

sceneContainer.hpp

   // After
   void initTypeSearch(const U32      searchMask);
   // Add:
   // IPS SpellSystem ------
   void initConeSearch(
      const Point3F Start, 
      const Point3F End,
      const F32 Radius,
      const U32 TypeMask);
   void initBoxSearch(
      const Point3F Start,
      const Point3F End,
      const U32 TypeMask);
   void initCubeSearch(
      const Point3F Center,
      const F32 Size,
      const U32 TypeMask);
   // ------ IPS SpellSystem