private void btnBodyPropeller3_Click(object sender, RoutedEventArgs e)
{
//TODO: This is just a tweaked copy of 2 (I was feeling lazy). They should really be merged
RemoveCurrentBody();
_world.Pause();
// Materials
MaterialGroup materialsFluidBlade = new MaterialGroup(); // These blades are what the fluid model knows about, but newton will know about a more complex object
materialsFluidBlade.Children.Add(new DiffuseMaterial(new SolidColorBrush(_colors.HullFace)));
materialsFluidBlade.Children.Add(_colors.HullFaceSpecular);
MaterialGroup materialsPhysics = new MaterialGroup(); // this is the material for the composite physics object
materialsPhysics.Children.Add(new DiffuseMaterial(new SolidColorBrush(_colors.GhostBodyFace)));
materialsPhysics.Children.Add(_colors.GhostBodySpecular);
// Geometries
MeshGeometry3D meshFluidBlade = new MeshGeometry3D();
MeshGeometry3D meshPhysicsBlade1 = null;
MeshGeometry3D meshPhysicsBlade2 = null;
MeshGeometry3D meshPhysicsBlade3 = null;
MeshGeometry3D meshPhysicsCone = null;
// Centered blade positions (these are defined once, then copies will be transformed and commited)
Point3D[] bladePositionsFluid = new Point3D[4];
bladePositionsFluid[0] = new Point3D(-1d, .25d, 0d);
bladePositionsFluid[1] = new Point3D(-1d, -.25d, 0d);
bladePositionsFluid[2] = new Point3D(1d, -.25d, 0d);
bladePositionsFluid[3] = new Point3D(1d, .25d, 0d);
Point3D[] bladePositionsPhysics = new Point3D[2];
bladePositionsPhysics[0] = new Point3D(-1d, -.25d, -.05d);
bladePositionsPhysics[1] = new Point3D(1d, .25d, .05d);
// This tranform is throw away. It's just used to transform points
Transform3DGroup transform = new Transform3DGroup();
transform.Children.Add(new RotateTransform3D(new AxisAngleRotation3D(new Vector3D(1, 0, 0), 90d + 5d))); // rotar tilt (the flow defaults to -x, so face them into the wind)
transform.Children.Add(new TranslateTransform3D(new Vector3D(1d + .33d, 0, 0))); // pull away from the center a bit
transform.Children.Add(new RotateTransform3D(new AxisAngleRotation3D(new Vector3D(0, 0, 1), 90))); // I don't want it along X, I want it along Y
// Fluid blade 1
meshFluidBlade.Positions.Add(transform.Transform(bladePositionsFluid[0]));
meshFluidBlade.Positions.Add(transform.Transform(bladePositionsFluid[1]));
meshFluidBlade.Positions.Add(transform.Transform(bladePositionsFluid[2]));
meshFluidBlade.Positions.Add(transform.Transform(bladePositionsFluid[3]));
meshFluidBlade.TriangleIndices.Add(0);
meshFluidBlade.TriangleIndices.Add(1);
meshFluidBlade.TriangleIndices.Add(2);
meshFluidBlade.TriangleIndices.Add(2);
meshFluidBlade.TriangleIndices.Add(3);
meshFluidBlade.TriangleIndices.Add(0);
// Physics blade 1
meshPhysicsBlade1 = UtilityWPF.GetCube_IndependentFaces(bladePositionsPhysics[0], bladePositionsPhysics[1]);
CollisionHull collisionPhysicsBlade1 = CollisionHull.CreateBox(_world, 0, bladePositionsPhysics[1] - bladePositionsPhysics[0], transform.Value);
Transform3D transformPhysicsBlade1 = transform.Clone();
transform.Children.Add(new RotateTransform3D(new AxisAngleRotation3D(new Vector3D(1, 0, 0), 120d))); // rotate the whole thing 120 degrees
// Fluid blade 2
meshFluidBlade.Positions.Add(transform.Transform(bladePositionsFluid[0]));
meshFluidBlade.Positions.Add(transform.Transform(bladePositionsFluid[1]));
meshFluidBlade.Positions.Add(transform.Transform(bladePositionsFluid[2]));
meshFluidBlade.Positions.Add(transform.Transform(bladePositionsFluid[3]));
meshFluidBlade.TriangleIndices.Add(0 + 4);
meshFluidBlade.TriangleIndices.Add(1 + 4);
meshFluidBlade.TriangleIndices.Add(2 + 4);
meshFluidBlade.TriangleIndices.Add(2 + 4);
meshFluidBlade.TriangleIndices.Add(3 + 4);
meshFluidBlade.TriangleIndices.Add(0 + 4);
// Physics blade 2
meshPhysicsBlade2 = UtilityWPF.GetCube_IndependentFaces(bladePositionsPhysics[0], bladePositionsPhysics[1]);
CollisionHull collisionPhysicsBlade2 = CollisionHull.CreateBox(_world, 0, bladePositionsPhysics[1] - bladePositionsPhysics[0], transform.Value);
Transform3D transformPhysicsBlade2 = transform.Clone();
transform.Children.Add(new RotateTransform3D(new AxisAngleRotation3D(new Vector3D(1, 0, 0), 120d))); // rotate the whole thing 120 degrees
// Fluid blade 3
meshFluidBlade.Positions.Add(transform.Transform(bladePositionsFluid[0]));
meshFluidBlade.Positions.Add(transform.Transform(bladePositionsFluid[1]));
meshFluidBlade.Positions.Add(transform.Transform(bladePositionsFluid[2]));
meshFluidBlade.Positions.Add(transform.Transform(bladePositionsFluid[3]));
meshFluidBlade.TriangleIndices.Add(0 + 8);
meshFluidBlade.TriangleIndices.Add(1 + 8);
meshFluidBlade.TriangleIndices.Add(2 + 8);
meshFluidBlade.TriangleIndices.Add(2 + 8);
meshFluidBlade.TriangleIndices.Add(3 + 8);
meshFluidBlade.TriangleIndices.Add(0 + 8);
// Physics blade 3
meshPhysicsBlade3 = UtilityWPF.GetCube_IndependentFaces(bladePositionsPhysics[0], bladePositionsPhysics[1]);
CollisionHull collisionPhysicsBlade3 = CollisionHull.CreateBox(_world, 0, bladePositionsPhysics[1] - bladePositionsPhysics[0], transform.Value);
Transform3D transformPhysicsBlade3 = transform.Clone();
//TODO: Make an overload on some of the geometry builders that take a tranform
//meshPhysicsCone = UtilityWPF.GetCone_AlongX();
// Geometry Models
GeometryModel3D geometryFluidBlade = new GeometryModel3D();
geometryFluidBlade.Material = materialsFluidBlade;
geometryFluidBlade.BackMaterial = materialsFluidBlade;
geometryFluidBlade.Geometry = meshFluidBlade;
GeometryModel3D geometryPhysicsBlade1 = new GeometryModel3D();
geometryPhysicsBlade1.Material = materialsPhysics;
geometryPhysicsBlade1.BackMaterial = materialsPhysics;
geometryPhysicsBlade1.Geometry = meshPhysicsBlade1;
geometryPhysicsBlade1.Transform = transformPhysicsBlade1;
GeometryModel3D geometryPhysicsBlade2 = new GeometryModel3D();
geometryPhysicsBlade2.Material = materialsPhysics;
geometryPhysicsBlade2.BackMaterial = materialsPhysics;
geometryPhysicsBlade2.Geometry = meshPhysicsBlade2;
geometryPhysicsBlade2.Transform = transformPhysicsBlade2;
GeometryModel3D geometryPhysicsBlade3 = new GeometryModel3D();
geometryPhysicsBlade3.Material = materialsPhysics;
geometryPhysicsBlade3.BackMaterial = materialsPhysics;
geometryPhysicsBlade3.Geometry = meshPhysicsBlade3;
geometryPhysicsBlade3.Transform = transformPhysicsBlade3;
// Model Visual
ModelVisual3D modelFluidBlade = new ModelVisual3D();
modelFluidBlade.Content = geometryFluidBlade;
modelFluidBlade.Transform = _modelOrientationTrackball.Transform;
ModelVisual3D modelPysicsBlade1 = new ModelVisual3D();
modelPysicsBlade1.Content = geometryPhysicsBlade1;
modelPysicsBlade1.Transform = _modelOrientationTrackball.Transform;
ModelVisual3D modelPysicsBlade2 = new ModelVisual3D();
modelPysicsBlade2.Content = geometryPhysicsBlade2;
modelPysicsBlade2.Transform = _modelOrientationTrackball.Transform;
ModelVisual3D modelPysicsBlade3 = new ModelVisual3D();
modelPysicsBlade3.Content = geometryPhysicsBlade3;
modelPysicsBlade3.Transform = _modelOrientationTrackball.Transform;
CollisionHull collisionHull = CollisionHull.CreateCompoundCollision(_world, 0, new CollisionHull[] { collisionPhysicsBlade1, collisionPhysicsBlade2, collisionPhysicsBlade3 });
// Body
_body = new Body(collisionHull, _modelOrientationTrackball.Transform.Value, 1, null);
collisionHull.Dispose();
collisionPhysicsBlade1.Dispose();
collisionPhysicsBlade2.Dispose();
collisionPhysicsBlade3.Dispose();
// Hull
_fluidHull = new FluidHull();
_fluidHull.Triangles = FluidHull.FluidTriangle.GetTrianglesFromMesh(meshFluidBlade);
_fluidHull.IsClosedConvexInUniformField = false;
_fluidHull.Transform = _modelOrientationTrackball.Transform;
_fluidHull.Field = _field;
_fluidHull.Body = _body;
// Wireframe
ScreenSpaceLines3D modelWireframe = GetModelWireframe(_fluidHull);
modelWireframe.Transform = _modelOrientationTrackball.Transform;
_viewport.Children.Add(modelWireframe);
// Rope
Point3D bodyAttachPoint = _modelOrientationTrackball.Transform.Transform(new Point3D(.25, 0, 0));
Point3D anchorPoint = _modelOrientationTrackball.Transform.Transform(new Point3D(3, 0, 0));
//Point3D bodyAttachPoint = _modelOrientationTrackball.Transform.Transform(new Point3D(0, 0, 0));
//Point3D anchorPoint = _modelOrientationTrackball.Transform.Transform(new Point3D(.33, 0, 0));
AddRope(bodyAttachPoint, anchorPoint, Math1D.DegreesToRadians(1d));
// Add to the viewport
_viewport.Children.Add(modelFluidBlade);
_viewport.Children.Add(modelPysicsBlade1);
_viewport.Children.Add(modelPysicsBlade2);
_viewport.Children.Add(modelPysicsBlade3);
// Finish setting up the body
_body.Visuals = new Visual3D[] { modelPysicsBlade1, modelPysicsBlade2, modelPysicsBlade3, modelWireframe, modelFluidBlade };
_body.ApplyForceAndTorque += new EventHandler<BodyApplyForceAndTorqueArgs>(Body_ApplyForceAndTorque);
_body.BodyMoved += new EventHandler(Body_BodyMoved);
_world.UnPause();
}
private void btnBodyPropellerPlates_Click(object sender, RoutedEventArgs e)
{
try
{
RemoveCurrentBody();
_world.Pause();
// Material
MaterialGroup materials = new MaterialGroup();
materials.Children.Add(new DiffuseMaterial(new SolidColorBrush(_colors.HullFace)));
materials.Children.Add(_colors.HullFaceSpecular);
#region Templates
// These positions are transformed for each blade
Point3D[] bladePositions = new Point3D[2];
bladePositions[0] = new Point3D(-1d, -.25d, -.05d);
bladePositions[1] = new Point3D(1d, .25d, .05d);
// This tranform is throw away. It's just used to transform points
Transform3DGroup transform = new Transform3DGroup();
transform.Children.Add(new RotateTransform3D(new AxisAngleRotation3D(new Vector3D(1, 0, 0), 90d + 15d))); // rotar tilt (the flow defaults to -x, so face them into the wind)
transform.Children.Add(new TranslateTransform3D(new Vector3D(1d + .5d, 0, 0))); // pull away from the center a bit
transform.Children.Add(new RotateTransform3D(new AxisAngleRotation3D(new Vector3D(0, 0, 1), 90))); // I don't want it along X, I want it along Y
#endregion
// Blades
MeshGeometry3D[] meshBlades = new MeshGeometry3D[StaticRandom.Next(1, 8)];
CollisionHull[] collisionBlades = new CollisionHull[meshBlades.Length];
Transform3D[] transformBlades = new Transform3D[meshBlades.Length];
GeometryModel3D[] geometryBlades = new GeometryModel3D[meshBlades.Length];
ModelVisual3D[] modelBlades = new ModelVisual3D[meshBlades.Length];
for (int cntr = 0; cntr < meshBlades.Length; cntr++)
{
meshBlades[cntr] = UtilityWPF.GetCube_IndependentFaces(bladePositions[0], bladePositions[1]);
collisionBlades[cntr] = CollisionHull.CreateBox(_world, 0, bladePositions[1] - bladePositions[0], transform.Value);
transformBlades[cntr] = transform.Clone();
geometryBlades[cntr] = new GeometryModel3D();
geometryBlades[cntr].Material = materials;
geometryBlades[cntr].BackMaterial = materials;
geometryBlades[cntr].Geometry = meshBlades[cntr];
geometryBlades[cntr].Transform = transformBlades[cntr];
modelBlades[cntr] = new ModelVisual3D();
modelBlades[cntr].Content = geometryBlades[cntr];
modelBlades[cntr].Transform = _modelOrientationTrackball.Transform;
// Prep for the next blade
transform.Children.Add(new RotateTransform3D(new AxisAngleRotation3D(new Vector3D(1, 0, 0), 360d / meshBlades.Length)));
}
// Body
CollisionHull collisionHull = CollisionHull.CreateCompoundCollision(_world, 0, collisionBlades);
_body = new Body(collisionHull, _modelOrientationTrackball.Transform.Value, 1, null);
collisionHull.Dispose();
foreach (CollisionHull hull in collisionBlades)
{
hull.Dispose();
}
_fluidHull = new FluidHull();
_fluidHull.Triangles = FluidHull.FluidTriangle.GetTrianglesFromMesh(meshBlades, transformBlades);
_fluidHull.IsClosedConvexInUniformField = false;
_fluidHull.Transform = _modelOrientationTrackball.Transform;
_fluidHull.Field = _field;
_fluidHull.Body = _body;
// Wireframe
ScreenSpaceLines3D modelWireframe = GetModelWireframe(_fluidHull);
modelWireframe.Transform = _modelOrientationTrackball.Transform;
_viewport.Children.Add(modelWireframe);
// Rope
Point3D bodyAttachPoint = _modelOrientationTrackball.Transform.Transform(new Point3D(.25, 0, 0));
Point3D anchorPoint = _modelOrientationTrackball.Transform.Transform(new Point3D(3, 0, 0));
AddRope(bodyAttachPoint, anchorPoint, Math1D.DegreesToRadians(1d));
// Add to the viewport
foreach (ModelVisual3D model in modelBlades)
{
_viewport.Children.Add(model);
}
// Finish setting up the body
Visual3D[] visuals = new Visual3D[meshBlades.Length + 1];
for (int cntr = 0; cntr < meshBlades.Length; cntr++)
{
visuals[cntr] = modelBlades[cntr];
}
visuals[visuals.Length - 1] = modelWireframe;
_body.Visuals = visuals;
_body.ApplyForceAndTorque += new EventHandler<BodyApplyForceAndTorqueArgs>(Body_ApplyForceAndTorque);
_body.BodyMoved += new EventHandler(Body_BodyMoved);
_world.UnPause();
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), this.Title, MessageBoxButton.OK, MessageBoxImage.Error);
}
}
