/// <inheritdoc />
public Mesh CreatePrimitive(PrimitiveDefinition definition)
{
MWVector3 dims = definition.Dimensions;
MeshDraft meshDraft;
float radius, height;
switch (definition.Shape)
{
case PrimitiveShape.Sphere:
dims = dims ?? new MWVector3(1, 1, 1);
meshDraft = MeshDraft.Sphere(
definition.Dimensions.SmallestComponentValue() / 2,
definition.USegments.GetValueOrDefault(36),
definition.VSegments.GetValueOrDefault(18),
true);
break;
case PrimitiveShape.Box:
dims = dims ?? new MWVector3(1, 1, 1);
meshDraft = MeshDraft.Hexahedron(dims.X, dims.Z, dims.Y, true);
break;
case PrimitiveShape.Capsule:
dims = dims ?? new MWVector3(0.2f, 1, 0.2f);
radius = definition.Dimensions.SmallestComponentValue() / 2;
height = definition.Dimensions.LargestComponentValue() - 2 * radius;
meshDraft = MeshDraft.Capsule(
height,
radius,
definition.USegments.GetValueOrDefault(36),
definition.VSegments.GetValueOrDefault(18));
// default capsule is Y-aligned; rotate if necessary
if (dims.LargestComponentIndex() == 0)
{
meshDraft.Rotate(Quaternion.Euler(0, 0, 90));
}
else if (dims.LargestComponentIndex() == 2)
{
meshDraft.Rotate(Quaternion.Euler(90, 0, 0));
}
break;
case PrimitiveShape.Cylinder:
dims = dims ?? new MWVector3(0.2f, 1, 0.2f);
radius = 0.2f;
height = 1;
if (Mathf.Approximately(dims.X, dims.Y))
{
height = dims.Z;
radius = dims.X / 2;
}
else if (Mathf.Approximately(dims.X, dims.Z))
{
height = dims.Y;
radius = dims.X / 2;
}
else
{
height = dims.X;
radius = dims.Y / 2;
}
meshDraft = MeshDraft.Cylinder(
radius,
definition.USegments.GetValueOrDefault(36),
height,
true);
// default cylinder is Y-aligned; rotate if necessary
if (dims.X == height)
{
meshDraft.Rotate(Quaternion.Euler(0, 0, 90));
}
else if (dims.Z == height)
{
meshDraft.Rotate(Quaternion.Euler(90, 0, 0));
}
break;
case PrimitiveShape.Plane:
dims = dims ?? new MWVector3(1, 0, 1);
meshDraft = MeshDraft.Plane(
dims.X,
dims.Z,
definition.USegments.GetValueOrDefault(1),
definition.VSegments.GetValueOrDefault(1),
true);
meshDraft.Move(new Vector3(-dims.X / 2, 0, -dims.Z / 2));
break;
default:
throw new Exception($"{definition.Shape.ToString()} is not a known primitive type.");
}
return(meshDraft.ToMesh());
}
private void Start()
{
GetComponent <MeshFilter>().mesh = MeshDraft.Cylinder(radius, segments, height).ToMesh();
}
public static void Cylinder()
{
PrimitiveTemplate(cylinder, () => MeshDraft.Cylinder(1, 16, 1).ToMesh());
}
/// <inheritdoc />
public GameObject CreatePrimitive(PrimitiveDefinition definition, GameObject parent, bool addCollider)
{
var spawnedPrimitive = new GameObject(definition.Shape.ToString());
spawnedPrimitive.transform.SetParent(parent.transform, false);
MWVector3 dims = definition.Dimensions;
MeshDraft meshDraft;
switch (definition.Shape)
{
case PrimitiveShape.Sphere:
meshDraft = MeshDraft.Sphere(
definition.Radius.GetValueOrDefault(0.5f),
definition.USegments.GetValueOrDefault(36),
definition.VSegments.GetValueOrDefault(36),
true);
break;
case PrimitiveShape.Box:
dims = dims ?? new MWVector3(1, 1, 1);
meshDraft = MeshDraft.Hexahedron(dims.X, dims.Z, dims.Y, true);
break;
case PrimitiveShape.Capsule:
dims = dims ?? new MWVector3(0, 1, 0);
meshDraft = MeshDraft.Capsule(
dims.LargestComponentValue(),
definition.Radius.GetValueOrDefault(0.5f),
definition.USegments.GetValueOrDefault(36),
definition.VSegments.GetValueOrDefault(36));
// default capsule is Y-aligned; rotate if necessary
if (dims.LargestComponentIndex() == 0)
{
meshDraft.Rotate(Quaternion.Euler(0, 0, 90));
}
else if (dims.LargestComponentIndex() == 2)
{
meshDraft.Rotate(Quaternion.Euler(90, 0, 0));
}
break;
case PrimitiveShape.Cylinder:
dims = dims ?? new MWVector3(0, 1, 0);
meshDraft = MeshDraft.Cylinder(
definition.Radius.GetValueOrDefault(0.5f),
definition.USegments.GetValueOrDefault(36),
dims.LargestComponentValue(),
true);
// default cylinder is Y-aligned; rotate if necessary
if (dims.LargestComponentIndex() == 0)
{
meshDraft.Rotate(Quaternion.Euler(0, 0, 90));
}
else if (dims.LargestComponentIndex() == 2)
{
meshDraft.Rotate(Quaternion.Euler(90, 0, 0));
}
break;
case PrimitiveShape.Plane:
dims = dims ?? new MWVector3(1, 0, 1);
meshDraft = MeshDraft.Plane(
dims.X,
dims.Z,
definition.USegments.GetValueOrDefault(1),
definition.VSegments.GetValueOrDefault(1),
true);
meshDraft.Move(new Vector3(-dims.X / 2, 0, -dims.Z / 2));
break;
case PrimitiveShape.InnerSphere:
meshDraft = MeshDraft.Sphere(
definition.Radius.GetValueOrDefault(0.5f),
definition.USegments.GetValueOrDefault(36),
definition.VSegments.GetValueOrDefault(36),
true);
meshDraft.FlipFaces();
break;
default:
throw new Exception($"{definition.Shape.ToString()} is not a known primitive type.");
}
spawnedPrimitive.AddComponent <MeshFilter>().mesh = meshDraft.ToMesh();
var renderer = spawnedPrimitive.AddComponent <MeshRenderer>();
renderer.sharedMaterial = MREAPI.AppsAPI.DefaultMaterial;
if (addCollider)
{
spawnedPrimitive.AddColliderToPrimitive(definition);
}
return(spawnedPrimitive);
}
