public void CreateExampleJoint(Anatomy.Skeleton skeleton)
{
// Generate a simple cubic spline that will act as the radius of a long bone:
SortedList <float, float> splinePoints = new SortedList <float, float>();
float radiusModifier = 0.6f;
splinePoints.Add(-0.1f, radiusModifier * 1.1f);
splinePoints.Add(0.0f, radiusModifier * 1.1f);
splinePoints.Add(0.15f, radiusModifier * 0.95f);
splinePoints.Add(0.3f, radiusModifier * 0.9f);
splinePoints.Add(0.5f, radiusModifier * 1.15f);
splinePoints.Add(0.7f, radiusModifier * 0.95f);
splinePoints.Add(0.8f, radiusModifier * 0.95f);
splinePoints.Add(1.0f, radiusModifier * 1.1f);
QuadraticSpline1D jointSpline = new QuadraticSpline1D(splinePoints);
// Define the center curve of the long bone:
LineSegment centerLine = new LineSegment(new Numerics.Vector3(0.0f, -0.5f, 0.0f),
new Numerics.Vector3(0.0f, 1.5f, 0.5f));
// Add a long bone to the character:
skeleton.joints.Add(new Anatomy.Joints.HingeJoint(centerLine, jointSpline, 0.0f, 1.0f * (float)Math.PI));
// Generate the geometry vertices of the first bone with resolution U=32 and resolution V=32:
UVMesh mesh = skeleton.joints[0].GetArticularSurface().GenerateMesh(64, 64);
// Finally upload the mesh to Godot:
MeshInstance newMesh = new MeshInstance();
newMesh.Mesh = new GodotMeshConverter(mesh);
newMesh.SetSurfaceMaterial(0, (Material)GD.Load("res://JointMaterial.tres"));
AddChild(newMesh);
}
// Called when the node enters the scene tree for the first time.
public override void _Ready()
{
// Example method that creates a character and adds a single joint and bone:
Anatomy.Skeleton skeleton = new Anatomy.Skeleton();
CreateExampleJoint(skeleton);
CreateExampleBones(skeleton);
}
public void CreateExampleBones(Anatomy.Skeleton skeleton)
{
// Generate a simple cubic spline that will act as the radius of a long bone:
SortedList <double, double> radiusPoints = new SortedList <double, double>();
radiusPoints.Add(-3.5f, 0.7f * 1.2f);
radiusPoints.Add(-1.0f, 0.7f * 1.2f);
radiusPoints.Add(0.02f, 0.7f * 1.2f);
radiusPoints.Add(0.15f, 0.7f * 1.0f);
radiusPoints.Add(0.5f, 0.7f * 0.7f);
radiusPoints.Add(0.8f, 0.7f * 0.76f);
radiusPoints.Add(0.98f, 0.7f * 0.8f);
radiusPoints.Add(4.5f, 0.7f * 0.8f);
LinearSpline1D boneRadius = new LinearSpline1D(radiusPoints);
// Define the center curve of the long bone:
SortedList <double, dvec3> centerPoints = new SortedList <double, dvec3>();
centerPoints.Add(0.0f, new dvec3(0.0f, 0.0f, 2.7f));
centerPoints.Add(0.25f, new dvec3(-0.3f, -0.5f, 1.0f));
centerPoints.Add(0.5f, new dvec3(0.3f, 1.0f, 0.0f));
centerPoints.Add(0.75f, new dvec3(0.8f, 1.0f, -1.0f));
centerPoints.Add(1.0f, new dvec3(0.6f, -0.5f, -0.9f));
SpatialCubicSpline boneCenter = new SpatialCubicSpline(centerPoints);
// Add first bone:
LineSegment centerLine = new LineSegment(new dvec3(0.0f, 0.0f, 0.5f),
new dvec3(0.001f, 10.0f, 0.51f));
var bone1 = new Anatomy.Bones.LongBone(centerLine, boneRadius);
var jointInteraction = new Anatomy.Bone.JointDeformation(skeleton.joints[0], RayCastDirection.Outwards, 3.0f);
bone1.InteractingJoints.Add(jointInteraction);
skeleton.bones.Add(bone1);
// Add second bone:
//LineSegment centerLine2 = new LineSegment(new dvec3(0.0f, -10.0f, 0.5f),
// new dvec3(0.001f, -1.0f, 0.51f));
//var bone2 = new Anatomy.Bones.LongBone(centerLine2, 1.1f);
//bone2.InteractingJoints.Add((skeleton.joints[0], RayCastDirection.Outwards, 3.0f));
//skeleton.bones.Add(bone2);
// Generate the geometry vertices of the first bone with resolution U=128 and resolution V=128:
foreach (var bone in skeleton.bones)
{
#if GODOT_HTML5
UVMesh mesh = bone.GetGeometry().GenerateMesh(32, 32);
#else
UVMesh mesh = bone.GetGeometry().GenerateMesh(256, 256);
#endif
// Finally upload the mesh to Godot:
MeshInstance newMesh = new MeshInstance();
newMesh.Mesh = new GodotMeshConverter(mesh);
// Give each mesh a random color:
var boneMaterial = (SpatialMaterial)GD.Load("res://BoneMaterial.tres").Duplicate();
boneMaterial.AlbedoColor = new Color(GD.Randf(), GD.Randf(), GD.Randf(), GD.Randf());
newMesh.SetSurfaceMaterial(0, boneMaterial);
AddChild(newMesh);
}
}
