Add all new AFX files

Engine/source/afx/forces/afxF_Gravity.cpp

@@ -0,0 +1,171 @@
+
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+// Arcane-FX for MIT Licensed Open Source version of Torque 3D from GarageGames
+// Copyright (C) 2015 Faust Logic, Inc.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+
+#include <typeinfo>
+#include "afx/arcaneFX.h"
+
+#include "afx/forces/afxForce.h"
+
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+
+class afxF_GravityData : public afxForceData
+{
+  typedef afxForceData Parent;
+
+public:
+  F32             gravity;
+
+public:
+  /*C*/           afxF_GravityData();
+  /*C*/           afxF_GravityData(const afxF_GravityData&, bool = false);
+  
+  virtual void    packData(BitStream* stream);
+  virtual void    unpackData(BitStream* stream);
+  virtual afxForceData* cloneAndPerformSubstitutions(const SimObject*, S32 index=0);
+
+  static void     initPersistFields();
+
+  DECLARE_CONOBJECT(afxF_GravityData);
+  DECLARE_CATEGORY("AFX");
+};
+
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+
+class afxF_Gravity : public afxForce
+{
+  typedef afxForce Parent;
+
+private:
+  afxF_GravityData* datablock;
+
+public:
+  /*C*/             afxF_Gravity();
+
+  virtual bool      onNewDataBlock(afxForceData* dptr, bool reload);
+
+  virtual Point3F   evaluate(Point3F pos, Point3F v, F32 mass);
+};
+
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+// afxForceData
+
+IMPLEMENT_CO_DATABLOCK_V1(afxF_GravityData);
+
+ConsoleDocClass( afxF_GravityData,
+   "@brief A datablock for specifiying AFX gravity forces.\n\n"
+
+   "@ingroup afxExperimental\n"
+   "@ingroup AFX\n"
+   "@ingroup Datablocks\n"
+);
+
+afxF_GravityData::afxF_GravityData()
+{
+  gravity = 9.807f;
+}
+
+afxF_GravityData::afxF_GravityData(const afxF_GravityData& other, bool temp_clone) : afxForceData(other, temp_clone)
+{
+  gravity = other.gravity;
+}
+
+#define myOffset(field) Offset(field, afxF_GravityData)
+
+void afxF_GravityData::initPersistFields()
+{
+  addField("gravity",   TypeF32,     myOffset(gravity),
+    "...");
+
+  Parent::initPersistFields();
+}
+
+void afxF_GravityData::packData(BitStream* stream)
+{
+	Parent::packData(stream);
+  stream->write(gravity);
+}
+
+void afxF_GravityData::unpackData(BitStream* stream)
+{
+  Parent::unpackData(stream);
+  stream->read(&gravity);
+}
+
+afxForceData* afxF_GravityData::cloneAndPerformSubstitutions(const SimObject* owner, S32 index)
+{
+  afxF_GravityData* grav_data = this;
+
+  // only clone the datablock if there are substitutions
+  if (this->getSubstitutionCount() > 0)
+  {
+    // clone the datablock and perform substitutions
+    afxF_GravityData* orig_db = this;
+    grav_data = new afxF_GravityData(*orig_db, true);
+    orig_db->performSubstitutions(grav_data, owner, index);
+  }
+
+  return grav_data;
+}
+
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+
+afxF_Gravity::afxF_Gravity() : afxForce()
+{
+}
+
+bool afxF_Gravity::onNewDataBlock(afxForceData* dptr, bool reload)
+{
+  datablock = dynamic_cast<afxF_GravityData*>(dptr);
+  if (!datablock || !Parent::onNewDataBlock(dptr, reload))
+    return false;
+
+  return true;
+}
+
+Point3F afxF_Gravity::evaluate(Point3F pos, Point3F v, F32 mass)
+{
+  return Point3F(0,0,-datablock->gravity)*mass;
+}
+
+
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
+
+class afxF_GravityDesc : public afxForceDesc
+{
+  static afxF_GravityDesc desc;
+
+public:
+  virtual bool testForceType(const SimDataBlock*) const;
+  virtual afxForce* create() const { return new afxF_Gravity; }
+};
+
+afxF_GravityDesc afxF_GravityDesc::desc;
+
+bool afxF_GravityDesc::testForceType(const SimDataBlock* db) const
+{
+  return (typeid(afxF_GravityData) == typeid(*db));
+}
+
+//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//