/// <summary>
/// Takes the Dynamic effect and converts it to a Keyframed Animation :P
/// </summary>
/// <param name="startFrame"></param>
/// <param name="endFrame"></param>
/// <param name="currentFrame"></param>
public void DynamicsToKeys(int startFrame, int endFrame, int currentFrame)
{
float x_change = 0.0f;
float y_change = 0.0f;
float z_change = 0.0f;
int keyFrequency = 10;
float time;
for (int i = startFrame; i <= endFrame; i += keyFrequency)
{
foreach (Object3DDynamics currentEffect in dynamicsList)
{
switch (currentEffect.Name)
{
case "gravity":
float gravity = -0.0981f;
time = (float)(i - currentEffect.Index);
time = time < 0 ? 0 : time;
float velocity = (gravity * time * time) * 0.05f;
//float distance = (1/2)*velocity*time;
//x_change += currentEffect.Memento.translation.X + velocity;
y_change = velocity;
break;
case "vortex":
time = (float)(i - currentEffect.Index);
time = time < 0 ? 0 : time;
float x_amplitude = (float)(time * 0.05f);
float z_amplitude = (float)(time * 0.05f);
float x_speed = 0.1f;
float z_speed = 0.1f;
x_change = (float)Math.Sin((double)time * x_speed) * x_amplitude;
//+ currentEffect.Memento.translation.X;
z_change = ((float)Math.Cos((double)time * z_speed) - 1) * z_amplitude;
//+ currentEffect.Memento.translation.Z;
break;
default:
break;
}
AxisValue translateChange = new AxisValue(
(currentEffect.Memento.translation.X + x_change),
(currentEffect.Memento.translation.Y + y_change),
(currentEffect.Memento.translation.Z + z_change));
if (keyFrameList == null)
{
keyFrameList = new ArrayList();
}
RemoveKeyFrame(i);
keyFrameList.Add(new Object3DKeyFrame(i, new Object3DMemento(translateChange, rotation, scaling)));
}
}
keyFrameList.Sort();
this.dynamicsList.Clear();
this.isDynamic = false;
}
public Object3DCommon()
{
this.rotationMatrix = Matrix.Identity;
this.scalingMatrix = Matrix.Identity;
this.translationMatrix = Matrix.Identity;
translation = new AxisValue();
rotation = new AxisValue();
scaling = new AxisValue();
pivotPoint = new AxisValue();
material = new Midget.Materials.MidgetMaterial();
dynamicsList = new ArrayList();
scaling.X = 1;
scaling.Y = 1;
scaling.Z = 1;
lastFrameInterpolated = -1;
selected = false;
selectedMaterial = new Midget.Materials.MidgetMaterial();
selectedMaterial.Emissive = System.Drawing.Color.Snow;
selectedMaterial.Diffuse = System.Drawing.Color.White;
}
internal Object3DDynamics(string dynamicName, Object3DMemento memento, int index)
{
_dynamicName = dynamicName;
_memento = memento;
_translateIncrement = new AxisValue();
_index = index;
}
internal Object3DKeyFrame(int index, Object3DMemento memento)
{
_index = index;
_memento = memento;
_translateIncrement = new AxisValue();
_scaleIncrement = new AxisValue();
_rotateIncrement = new AxisValue();
}
// private void PictureBox3D_SelectObject(object sender, Midget.Event.SelectObjectEventArgs e)
// {
// // if the user is not selecting multiple objects, clear the list
// if (!GetAsyncKeyState(ShiftKey))
// {
// selectedObjects.Clear();
// }
//
// // add the selected object to the list
// selectedObjects.Add(e.SelectedObject);
//
// }
#region MouseEvents
protected override void OnMouseDown(System.Windows.Forms.MouseEventArgs e)
{
if (!GetAsyncKeyState(ArcBall.CameraControlKey))
{
if (e.Button == MouseButtons.Left)
{
// object: movement
// start the object movement
mouseDownX = e.X;
mouseDownY = e.Y;
if (sm.SelectedObjects.Count > 0)
{
IObject3D selObject = (IObject3D)sm.SelectedObjects[sm.SelectedObjects.Count - 1];
// set cursors and initial object movement values
if (_editMode == EditMode.None)
{
this.Cursor = Cursors.Default;
}
else if (_editMode == EditMode.Move)
{
this.Cursor = new Cursor(GetType(), "move.cur");
_startMovement = selObject.Translation;
}
else if (_editMode == EditMode.Rotate)
{
this.Cursor = new Cursor(GetType(), "rotate.cur");
_startRotation = selObject.Rotation;
}
else if (_editMode == EditMode.Scale)
{
this.Cursor = new Cursor(GetType(), "zoom.cur");
_startScaling = selObject.Scaling;
}
}
}
}
base.OnMouseDown(e);
}
internal Object3DKeyFrame(int index, Object3DMemento memento)
{
_index = index;
_memento = memento;
_translateIncrement = new AxisValue();
_scaleIncrement = new AxisValue();
_rotateIncrement = new AxisValue();
}
internal Object3DDynamics(string dynamicName, Object3DMemento memento, int index)
{
_dynamicName = dynamicName;
_memento = memento;
_translateIncrement = new AxisValue();
_index = index;
}
private bool DidColide(IObject3D otherObject)
{
// check for self
if (caller.Equals(otherObject))
{
return(false);
}
if ((caller is MeshObject) && (otherObject is MeshObject))
{
float callerRadius = 0.0f; // Radius of bounding sphere of object
float otherRadius = 0.0f; // Radius of bounding sphere of object
// Retrieve the vertex buffer data in the mesh object
VertexBuffer vb = ((MeshObject)caller).mesh.VertexBuffer;
VertexBuffer vb2 = ((MeshObject)otherObject).mesh.VertexBuffer;
// Lock the vertex buffer to generate a simple bounding sphere
GraphicsStream vertexData = vb.Lock(0, 0, LockFlags.NoSystemLock);
callerRadius = Geometry.ComputeBoundingSphere(vertexData,
((MeshObject)caller).mesh.NumberVertices,
((MeshObject)caller).mesh.VertexFormat,
out callerCenter);
vb.Unlock();
vb.Dispose();
// Lock the vertex buffer to generate a simple bounding sphere
GraphicsStream vertexData2 = vb2.Lock(0, 0, LockFlags.NoSystemLock);
otherRadius = Geometry.ComputeBoundingSphere(vertexData2,
((MeshObject)otherObject).mesh.NumberVertices,
((MeshObject)otherObject).mesh.VertexFormat,
out otherObjectCenter);
vb2.Unlock();
vb2.Dispose();
// these couple of lines scale the bounding sphere down or up compared to the largest scaling of the x, y or z
AxisValue callerScaling = caller.Scaling;
callerRadius *= Math.Max(Math.Max(callerScaling.X, callerScaling.Y), callerScaling.Z);
AxisValue otherObjectScaling = otherObject.Scaling;
callerRadius *= Math.Max(Math.Max(otherObjectScaling.X, otherObjectScaling.Y), otherObjectScaling.Z);
callerCenter.X = callerCenter.X + caller.Translation.X;
callerCenter.Y = callerCenter.Y + caller.Translation.Y;
callerCenter.Z = callerCenter.Z + caller.Translation.Z;
otherObjectCenter.X = otherObjectCenter.X + otherObject.Translation.X;
otherObjectCenter.Y = otherObjectCenter.Y + otherObject.Translation.Y;
otherObjectCenter.Z = otherObjectCenter.Z + otherObject.Translation.Z;
if (caller.GetVertDist(callerCenter, otherObjectCenter) > (callerRadius + otherRadius))
{
return(false);
}
return(true);
}
return(false);
}
public void Execute()
{
//calcualte relative change
AxisValue relativeChange = new AxisValue(X,Y,Z) - ((IObject3D)objects[objects.Count - 1]).PivotPoint;
foreach (IObject3D obj in objects)
{
pivotPoints.Add(obj.PivotPoint);
obj.PivotPoint = new AxisValue(obj.PivotPoint.X + relativeChange.X,
obj.PivotPoint.Y + relativeChange.Y ,
obj.PivotPoint.Z + relativeChange.Z);
}
Midget.Events.EventFactory.Instance.GenerateTransformationEvent(this,objects);
}
public void Execute()
{
//calcualte relative change
AxisValue relativeChange = new AxisValue(X,Y,Z) - ((IObject3D)objects[objects.Count - 1]).Translation;
foreach (IObject3D obj in objects)
{
mementos.Add(obj.CreateMemento());
obj.Translate(obj.Translation.X + relativeChange.X,
obj.Translation.Y + relativeChange.Y ,
obj.Translation.Z + relativeChange.Z);
// change active objects' memento
if (obj.Rigidity == Rigidity.Active)
{
obj.DynamicStartMemento = obj.CreateMemento();
}
}
Midget.Events.EventFactory.Instance.GenerateTransformationEvent(this,objects);
}
protected override void OnMouseMove(System.Windows.Forms.MouseEventArgs e)
{
if ( !GetAsyncKeyState(ArcBall.CameraControlKey) && (e.Button == MouseButtons.Left) && selectedObjects.Count != 0 )
{
if (_editMode == EditMode.Rotate)
{
Vector3 direction = camera.TargetPoint - camera.EyePosition;
Vector3 horizontal = Vector3.Cross(direction, camera.UpVector);
Vector3 upVector = camera.UpVector;
horizontal.Normalize();
upVector.Normalize();
float rotateX = (0.5f * (mouseDownX - e.X)) * upVector.X +
(0.5f * (e.Y - mouseDownY)) * horizontal.X + _startRotation.X;
float rotateY = (0.5f * (mouseDownX - e.X)) * upVector.Y +
(0.5f * (e.Y - mouseDownY)) * horizontal.Y + _startRotation.Y;
float rotateZ = (0.5f * (mouseDownX - e.X)) * upVector.Z +
(0.5f * (e.Y - mouseDownY)) * horizontal.Z + _startRotation.Z;
Midget.Events.EventFactory.Instance.GenerateTransformationRequestEvent(this,selectedObjects,
new AxisValue(rotateX, rotateY, rotateZ),
Midget.Events.Object.Transformation.Transformation.Rotate);
mouseDownX = e.X;
mouseDownY = e.Y;
dm.UpdateViews();
}
else if (_editMode == EditMode.Move)
{
// our picking
Vector3 pickRayOrigin = new Vector3();
Vector3 pickRayDir = new Vector3();
Vector3 pickRayOriginNew = new Vector3();
Vector3 pickRayDirNew = new Vector3();
Vector3 direction = camera.TargetPoint - camera.EyePosition;
Vector3 horizontal = Vector3.Cross(direction, camera.UpVector);
Vector3 upVector = camera.UpVector;
horizontal.Normalize();
upVector.Normalize();
// grab the last selected object
IObject3D selObj = (IObject3D)selectedObjects[selectedObjects.Count - 1];
// original mouse position
camera.UnProjectCoordinates(mouseDownX, mouseDownY, this.Width,
this.Height, ref pickRayOrigin, ref pickRayDir);
// new mouse position
camera.UnProjectCoordinates(e.X,
e.Y, this.Width,
this.Height, ref pickRayOriginNew, ref pickRayDirNew);
// transform by world and object model space
pickRayOrigin.TransformCoordinate(Matrix.Invert(camera.WorldMatrix));
pickRayOriginNew.TransformCoordinate(Matrix.Invert(camera.WorldMatrix));
// find the movement vector
Vector3 result = pickRayOriginNew - pickRayOrigin;
// pretty crappy compensation
if (this.Camera is PerspectiveMidgetCamera)
{
result *= 10.0f;
}
// generate an axis value to move by
AxisValue axes = new AxisValue(
selObj.Translation.X + result.X,
selObj.Translation.Y + result.Y,
selObj.Translation.Z + result.Z);
Midget.Events.EventFactory.Instance.GenerateTransformationRequestEvent(this, selectedObjects,
axes,
Midget.Events.Object.Transformation.Transformation.Translate);
mouseDownX = e.X;
mouseDownY = e.Y;
dm.UpdateViews();
}
else if (_editMode == EditMode.Scale)
{
float scaleX = 0.05f * (mouseDownX - e.X) + _startScaling.X;
float scaleY = 0.05f * (mouseDownY - e.Y) + _startScaling.Y;
Midget.Events.EventFactory.Instance.GenerateTransformationRequestEvent(this,selectedObjects,
new AxisValue(scaleY,scaleY,scaleY),
Midget.Events.Object.Transformation.Transformation.Scale);
mouseDownX = e.X;
mouseDownY = e.Y;
dm.UpdateViews();
}
}
base.OnMouseMove (e);
}
public Object3DCommon()
{
this.rotationMatrix = Matrix.Identity;
this.scalingMatrix = Matrix.Identity;
this.translationMatrix = Matrix.Identity;
translation = new AxisValue();
rotation = new AxisValue();
scaling = new AxisValue();
pivotPoint = new AxisValue();
material = new Midget.Materials.MidgetMaterial();
dynamicsList = new ArrayList();
scaling.X = 1;
scaling.Y = 1;
scaling.Z = 1;
lastFrameInterpolated = -1;
selected = false;
selectedMaterial = new Midget.Materials.MidgetMaterial();
selectedMaterial.Emissive = System.Drawing.Color.Snow;
selectedMaterial.Diffuse = System.Drawing.Color.White;
}
internal Object3DMemento(AxisValue translation, AxisValue rotation, AxisValue scaling)
{
this.translation = new AxisValue(translation);
this.rotation = new AxisValue(rotation);
this.scaling = new AxisValue(scaling);
}
public AxisValue(AxisValue axisValue)
{
_x = axisValue.X;
_y = axisValue.Y;
_z = axisValue.Z;
}
internal Object3DMemento(AxisValue translation, AxisValue rotation, AxisValue scaling)
{
this.translation = new AxisValue (translation);
this.rotation = new AxisValue (rotation);
this.scaling = new AxisValue (scaling);
}
public AxisValue(AxisValue axisValue)
{
_x = axisValue.X;
_y = axisValue.Y;
_z = axisValue.Z;
}
protected override void OnMouseMove(System.Windows.Forms.MouseEventArgs e)
{
if (!GetAsyncKeyState(ArcBall.CameraControlKey) && (e.Button == MouseButtons.Left) && selectedObjects.Count != 0)
{
if (_editMode == EditMode.Rotate)
{
Vector3 direction = camera.TargetPoint - camera.EyePosition;
Vector3 horizontal = Vector3.Cross(direction, camera.UpVector);
Vector3 upVector = camera.UpVector;
horizontal.Normalize();
upVector.Normalize();
float rotateX = (0.5f * (mouseDownX - e.X)) * upVector.X +
(0.5f * (e.Y - mouseDownY)) * horizontal.X + _startRotation.X;
float rotateY = (0.5f * (mouseDownX - e.X)) * upVector.Y +
(0.5f * (e.Y - mouseDownY)) * horizontal.Y + _startRotation.Y;
float rotateZ = (0.5f * (mouseDownX - e.X)) * upVector.Z +
(0.5f * (e.Y - mouseDownY)) * horizontal.Z + _startRotation.Z;
Midget.Events.EventFactory.Instance.GenerateTransformationRequestEvent(this, selectedObjects,
new AxisValue(rotateX, rotateY, rotateZ),
Midget.Events.Object.Transformation.Transformation.Rotate);
mouseDownX = e.X;
mouseDownY = e.Y;
dm.UpdateViews();
}
else if (_editMode == EditMode.Move)
{
// our picking
Vector3 pickRayOrigin = new Vector3();
Vector3 pickRayDir = new Vector3();
Vector3 pickRayOriginNew = new Vector3();
Vector3 pickRayDirNew = new Vector3();
Vector3 direction = camera.TargetPoint - camera.EyePosition;
Vector3 horizontal = Vector3.Cross(direction, camera.UpVector);
Vector3 upVector = camera.UpVector;
horizontal.Normalize();
upVector.Normalize();
// grab the last selected object
IObject3D selObj = (IObject3D)selectedObjects[selectedObjects.Count - 1];
// original mouse position
camera.UnProjectCoordinates(mouseDownX, mouseDownY, this.Width,
this.Height, ref pickRayOrigin, ref pickRayDir);
// new mouse position
camera.UnProjectCoordinates(e.X,
e.Y, this.Width,
this.Height, ref pickRayOriginNew, ref pickRayDirNew);
// transform by world and object model space
pickRayOrigin.TransformCoordinate(Matrix.Invert(camera.WorldMatrix));
pickRayOriginNew.TransformCoordinate(Matrix.Invert(camera.WorldMatrix));
// find the movement vector
Vector3 result = pickRayOriginNew - pickRayOrigin;
// pretty crappy compensation
if (this.Camera is PerspectiveMidgetCamera)
{
result *= 10.0f;
}
// generate an axis value to move by
AxisValue axes = new AxisValue(
selObj.Translation.X + result.X,
selObj.Translation.Y + result.Y,
selObj.Translation.Z + result.Z);
Midget.Events.EventFactory.Instance.GenerateTransformationRequestEvent(this, selectedObjects,
axes,
Midget.Events.Object.Transformation.Transformation.Translate);
mouseDownX = e.X;
mouseDownY = e.Y;
dm.UpdateViews();
}
else if (_editMode == EditMode.Scale)
{
float scaleX = 0.05f * (mouseDownX - e.X) + _startScaling.X;
float scaleY = 0.05f * (mouseDownY - e.Y) + _startScaling.Y;
Midget.Events.EventFactory.Instance.GenerateTransformationRequestEvent(this, selectedObjects,
new AxisValue(scaleY, scaleY, scaleY),
Midget.Events.Object.Transformation.Transformation.Scale);
mouseDownX = e.X;
mouseDownY = e.Y;
dm.UpdateViews();
}
}
base.OnMouseMove(e);
}
/// <summary>
/// Takes the Dynamic effect and converts it to a Keyframed Animation :P
/// </summary>
/// <param name="startFrame"></param>
/// <param name="endFrame"></param>
/// <param name="currentFrame"></param>
public void DynamicsToKeys(int startFrame, int endFrame, int currentFrame)
{
float x_change = 0.0f;
float y_change = 0.0f;
float z_change = 0.0f;
int keyFrequency = 10;
float time;
for (int i = startFrame; i <= endFrame; i += keyFrequency)
{
foreach (Object3DDynamics currentEffect in dynamicsList)
{
switch ( currentEffect.Name )
{
case "gravity":
float gravity = -0.0981f;
time = (float) (i - currentEffect.Index);
time = time < 0 ? 0 : time;
float velocity = (gravity * time * time) * 0.05f;
//float distance = (1/2)*velocity*time;
//x_change += currentEffect.Memento.translation.X + velocity;
y_change = velocity;
break;
case "vortex":
time = (float) (i - currentEffect.Index);
time = time < 0 ? 0 : time;
float x_amplitude = (float)(time * 0.05f);
float z_amplitude = (float)(time * 0.05f);
float x_speed = 0.1f;
float z_speed = 0.1f;
x_change = (float) Math.Sin((double) time * x_speed) * x_amplitude;
//+ currentEffect.Memento.translation.X;
z_change = ((float) Math.Cos((double) time * z_speed) -1) * z_amplitude;
//+ currentEffect.Memento.translation.Z;
break;
default:
break;
}
AxisValue translateChange = new AxisValue(
(currentEffect.Memento.translation.X + x_change),
(currentEffect.Memento.translation.Y + y_change),
(currentEffect.Memento.translation.Z + z_change));
if(keyFrameList == null)
{
keyFrameList = new ArrayList();
}
RemoveKeyFrame(i);
keyFrameList.Add(new Object3DKeyFrame(i, new Object3DMemento(translateChange, rotation, scaling)));
}
}
keyFrameList.Sort();
this.dynamicsList.Clear();
this.isDynamic = false;
}
protected override void OnMouseDown(System.Windows.Forms.MouseEventArgs e)
{
if (!GetAsyncKeyState(ArcBall.CameraControlKey))
{
if (e.Button == MouseButtons.Left)
{
// object: movement
// start the object movement
mouseDownX = e.X;
mouseDownY = e.Y;
if(sm.SelectedObjects.Count > 0)
{
IObject3D selObject = (IObject3D)sm.SelectedObjects[sm.SelectedObjects.Count - 1];
// set cursors and initial object movement values
if (_editMode == EditMode.None)
{
this.Cursor = Cursors.Default;
}
else if (_editMode == EditMode.Move)
{
this.Cursor = new Cursor(GetType(), "move.cur");
_startMovement = selObject.Translation;
}
else if (_editMode == EditMode.Rotate)
{
this.Cursor = new Cursor(GetType(), "rotate.cur");
_startRotation = selObject.Rotation;
}
else if (_editMode == EditMode.Scale)
{
this.Cursor = new Cursor(GetType(), "zoom.cur");
_startScaling = selObject.Scaling;
}
}
}
}
base.OnMouseDown(e);
}
