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// Geometric Tools, LLC
// Copyright (c) 1998-2014
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
// http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
//
// File Version: 5.0.0 (2010/01/01)
#ifndef FREEFORMDEFORMATION_H
#define FREEFORMDEFORMATION_H
#include "Wm5WindowApplication3.h"
#include "Wm5BSplineVolume.h"
using namespace Wm5;
class FreeFormDeformation : public WindowApplication3
{
WM5_DECLARE_INITIALIZE;
WM5_DECLARE_TERMINATE;
public:
FreeFormDeformation ();
virtual bool OnInitialize ();
virtual void OnTerminate ();
virtual void OnIdle ();
virtual bool OnKeyDown (unsigned char key, int x, int y);
virtual bool OnMouseClick (int button, int state, int x, int y,
unsigned int modifiers);
virtual bool OnMotion (int button, int x, int y, unsigned int modifiers);
protected:
void CreateScene ();
void CreateBSplineVolume ();
void CreatePolylines ();
void CreateControlBoxes ();
void UpdateMesh ();
void UpdatePolysegments ();
void UpdateControlBoxes ();
void DoRandomControlPoints ();
void OnMouseDown (int x, int y);
void OnMouseMove (int x, int y);
// The scene graph.
NodePtr mScene, mTrnNode;
WireStatePtr mWireState;
TriMeshPtr mMesh;
Culler mCuller;
Picker mPicker;
// The control volume for deformation.
int mQuantity, mDegree;
BSplineVolumef* mVolume;
float mXMin, mYMin, mZMin, mDX, mDY, mDZ;
Vector3f* mParameters; // (u,v,w) for mesh vertices
// Q control points per dimension, 3*Q^2*(Q-1) polysegments to connect
// them.
NodePtr mPolysegmentRoot;
// Toggle between automated random motion and user-adjusted controls.
bool mDoRandom;
// Random motion parameters.
float mAmplitude, mRadius, mLastUpdateTime;
// User-adjusted controls.
NodePtr mControlRoot;
TriMeshPtr mSelected;
VisualEffectInstancePtr mControlActive;
VisualEffectInstancePtr mControlInactive;
APoint mOldWorldPos;
bool mMouseDown;
Float4 mTextColor;
};
WM5_REGISTER_INITIALIZE(FreeFormDeformation);
WM5_REGISTER_TERMINATE(FreeFormDeformation);
#endif
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