void GenerateMeshes()
{
// var cube = MeshDraft.Cube(2f, true);
var cube = CubeOpenTop(Vector3.right * 2f, Vector3.forward * 2f, Vector3.up * 2f, true);
// var vs = cube.vertices;
// cube.vertices = vs.Take(2).Concat(vs.Skip(4)).ToList();
cube.FlipFaces();
cubeMeshFilter.mesh = cube.ToMesh();
var water = MeshDraft.Plane(2f, 2f, 200, 200, true);
water.vertices = water.vertices
.Select(v => v - new Vector3(1f, 0, 1f))
// Put them into the same orientation as webgl.
.Select(v => new Vector3(v.x, v.z, 0f))
.ToList();
waterMeshFilter.mesh = water.ToMesh();
// var sphere = MeshDraft.Sphere(0.25f, 10, 10, true);
var sphere = MeshDraft.Sphere(1f, 10, 10, true);
sphereMeshFilter.mesh = sphere.ToMesh();
}
public static MeshDraft TerrainDraft(int xSize, int zSize, int xSegments, int zSegments, int noiseScale)
{
var draft = MeshDraft.Plane(xSize, zSize, xSegments, zSegments);
draft.Move(Vector3.left * xSize / 2 + Vector3.back * zSize / 2);
var gradient = RandomE.gradientHSV;
var noiseOffset = new Vector2(Random.Range(0f, 100f), Random.Range(0f, 100f));
draft.colors.Clear();
for (int i = 0; i < draft.vertices.Count; i++)
{
// Calculate noise value
Vector3 vertex = draft.vertices[i];
float x = noiseScale * vertex.x / xSize + noiseOffset.x;
float y = noiseScale * vertex.z / zSize + noiseOffset.y;
float noise = Mathf.PerlinNoise(x, y);
draft.vertices[i] = new Vector3(vertex.x, noise, vertex.z);
draft.colors.Add(gradient.Evaluate(noise));
}
return(draft);
}
/// <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());
}
public void Start()
{
template = MeshDraft.Plane();
}
public static void Plane()
{
PrimitiveTemplate(plane, () => MeshDraft.Plane(10, 10, 10, 10).ToMesh());
}
private void Start()
{
GetComponent <MeshFilter>().mesh = MeshDraft.Plane(xSize, zSize, xSegments, zSegments).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);
}
