void Start()
{
this.instances = new GPUMesh[this.N];
this.paths = new Path[this.N];
// Initialize GPU Instancer
this.m = new MeshInstancer();
this.m.Initialize(pathCount: 4);
this.p = new PathArrayHelper(this.m);
// Add all mesh types to GPU Instancer
foreach (var a in this.asteroids)
{
this.m.AddGPUMeshType(a);
}
// Do stuff
for (int i = 0; i < N; i++)
{
var mesh = asteroids[Random.Range(0, asteroids.Count)].MeshTypes[0];
instances[i] = new GPUMesh(mesh, this.m);
var size = Random.Range(1f, ScaleRange);
instances[i].mesh.scale = Vector3.one * size;
instances[i].SetRadius(4f * size); // set large enough radius so model doesnt get culled to early
instances[i].Initialize();
var path = GetNewPath(); // create new path
instances[i].mesh.SetPath(path, this.m); // assign path to instance
paths[i] = path;
instances[i].Update();
}
}
public bool Update(List <Transform> points, PathArrayHelper p, MeshInstancer m, bool force_update = false)
{
if (points.Count != this._cached_path.Length)
{
throw new System.Exception("Error, please dont change the path length. Make a new path instead.");
}
bool dirty = this._cached_path.loop != this.loop || this._cached_path.PathCompletionTime != this.completion_time || this._cached_path.avg_path != this.do_avg ||
this._cached_path.AvgWeight != this.avg_weight || this._cached_path.smoothing != this.smoothing || this._cached_path.use_constants != this.use_constants || this._cached_path.yaw_only != this.yaw_only;
this._cached_path.loop = this.loop; this._cached_path.avg_path = this.do_avg; this._cached_path.smoothing = this.smoothing;
this._cached_path.AvgWeight = this.avg_weight; this._cached_path.PathCompletionTime = this.completion_time; this._cached_path.yaw_only = this.yaw_only;
this._cached_path.SetUseConstants(this.use_constants, m);
if (dirty || force_update)
{
var start_index = p.StartIndexOfPath(this._cached_path); // get index of path in paths array
for (int i = 0; i < points.Count; i++) // set the path points for instances to follow
{
p.path[start_index + i] = points[i].position;
}
p.AutoCalcPathUpAndT(this._cached_path, this.path_up_rotation_modifier); // recalc up and T
}
return(dirty || force_update);
}
// Start is called before the first frame update
void Start()
{
List <TextureUVAnimation> anims = new List <TextureUVAnimation>();
anims.Add(MakeGPUTextureAnim(this.RunBack));
anims.Add(MakeGPUTextureAnim(this.RunForward));
anims.Add(MakeGPUTextureAnim(this.RunLeft));
anims.Add(MakeGPUTextureAnim(this.RunRight));
var tlib = new TextureAnimationLibrary(anims); // make texture animation library object.. This will just combine all the above lists into a single buffer
this.m = new MeshInstancer(); // create & initialize mesh instancer
this.m.Initialize(override_mesh: BaseMeshLibrary.CreatePlane2Sides(), override_material: this.material, pathCount: 4); // override default cube with a two-sided plane that uses uv cutout shader
this.m.SetAllTextureAnimations(tlib); // set all texture animations on GPU
// initialize paths that the instances will follow
this.p = new PathArrayHelper(this.m);
// Create instances
for (int i = 0; i < N; i++)
{
for (int j = 0; j < N; j++)
{
// specify instance data
var random_anim_id = anims[Random.Range(0, anims.Count)].animation_id;
InstanceData <InstanceProperties> dat = new InstanceData <InstanceProperties>(this.m.Default);
dat.position = new Vector3(i, 0, j);
dat.rotation = Quaternion.Euler(-90, 0, 0);
dat.props_IsTextureAnimation = true;
dat.props_animationID = random_anim_id;
dat.props_AnimationSpeed = Random.Range(0.5f, 2.0f);
dat.props_AnimationSeconds = Random.Range(0, 1.0f);
// create & assign path
Path path = new Path(path_length: 4, m: this.m, use_constants: true);
this.p.InitializePath(ref path);
this.p.SetPathConstants(path, new Vector3(0, 0, Random.Range(-10.0f, 10.0f)), new Vector3(Random.Range(-1.0f, 1.0f), 0, Random.Range(-1.0f, 1.0f)), dat.rotation, dat.position);
this.p.UpdatePath(ref path);
dat.SetPath(path, this.m);
// Initialize & send instance to gpu
this.m.Initialize(ref dat);
this.m.Append(ref dat);
// Make a unity gameobject follow the first instance.. Just for testing CPU instance transform approximation
if (i == 0 && j == 0)
{
this.follow_obj = GameObject.CreatePrimitive(PrimitiveType.Cube);
this.follow_obj.name = "Calculated Object Transform";
this.follow_obj.transform.localScale = Vector3.one * 0.25f;
this.follow_obj.transform.position = dat.position;
this.follow_obj.transform.rotation = dat.rotation;
this.follow_instance = dat;
this.follow_path = path;
}
}
}
}
// Use this for initialization
void Awake()
{
//initialize
buffer = new InstanceData[instanceCountsq * instanceCountsq];
imesher = new MeshInstancer();
imesher.Initialize(max_parent_depth: 2, pathCount: 4);
this.p = new PathArrayHelper(this.imesher);
// load all the textures
var keys = Texture2MeshType.Textures2MeshType(this.Textures, imesher.Default.shared_mesh, imesher.Default.shared_material);
// create all the mesh types that we can use
foreach (var key in keys)
{
imesher.AddNewMeshType(key.mesh_key, key.material_key);
}
//make parent object
parent = new InstanceData(imesher.Default);
parent.position = position;
parent.scale = scale;
parent.rotation = Quaternion.Euler(rotation);
buffer[0] = parent;
float v = this.VelocityRange;
var rangemax = keys.Count;
for (int i = 0; i < instanceCountsq; i++)
{
for (int j = 0; j < instanceCountsq; j++)
{
if (i == 0 && j == 0)
{
continue; // skip parent
}
var tkey = Random.Range(1, rangemax); // get random texture
var newt = new InstanceData(imesher.GetMeshType(keys[tkey].mesh_key, keys[tkey].material_key)); // make instance data
newt.position = new Vector3(i, 0, j); // assign position of instance
newt.parentID = 0; // parent to instance at index 0
newt.props_color32 = new Color32((byte)Random.Range(0, 256), (byte)Random.Range(0, 256), (byte)Random.Range(0, 256), (byte)255); // set random color
// create & assign path
Path path = new Path(path_length: 4, m: this.imesher, use_constants: true);
this.p.InitializePath(ref path);
this.p.SetPathConstants(path, new Vector3(Random.Range(-10.0f, 10.0f), Random.Range(-10.0f, 10.0f), Random.Range(-10.0f, 10.0f)), new Vector3(Random.Range(-v, v), Random.Range(-v, v), Random.Range(-v, v)), newt.rotation, newt.position);
this.p.UpdatePath(ref path);
newt.SetPath(path, this.imesher);
buffer[i * instanceCountsq + j] = newt; // assign in buffer
}
}
imesher.InitializeSet(buffer);
imesher.AppendMany(buffer);
parent = buffer[0];
}
// Start is called before the first frame update
void Start()
{
this.m = new MeshInstancer();
this.m.Initialize(pathCount: Mathf.Max(path1.Count, Mathf.Max(path2.Count, path3.Count)));
this.p = new PathArrayHelper(this.m);
InitInstance(ref this.instance1, this.path1, ref this.path1_props, Color.red);
InitInstance(ref this.instance2, this.path2, ref this.path2_props, Color.green);
InitInstance(ref this.instance3, this.path3, ref this.path3_props, Color.blue);
}
void Start()
{
// Initialize character mesh list
int hierarchy_depth, skeleton_bone_count;
var controllers = GPUSkinnedMeshComponent.PrepareControllers(characters, out hierarchy_depth, out skeleton_bone_count);
// Initialize GPU Instancer
this.m = new MeshInstancer();
this.m.Initialize(max_parent_depth: hierarchy_depth + 2, num_skeleton_bones: skeleton_bone_count, pathCount: 2);
this.p = new PathArrayHelper(this.m);
// Add all animations to GPU buffer
this.m.SetAllAnimations(controllers);
// Add all character mesh types to GPU Instancer
foreach (var character in this.characters)
{
this.m.AddGPUSkinnedMeshType(character);
}
// Do stuff
for (int i = 0; i < N; i++)
{
for (int j = 0; j < N; j++)
{
var mesh = characters[Random.Range(0, characters.Count)];
var anim = mesh.anim.namedAnimations["walk"];
instances[i, j] = new SkinnedMesh(mesh, this.m);
instances[i, j].mesh.position = new Vector3(i, 0, j);
instances[i, j].SetRadius(1.75f); // set large enough radius so model doesnt get culled to early
instances[i, j].Initialize();
instances[i, j].SetAnimation(anim, speed: 1.4f, start_time: Random.Range(0.0f, 1.0f)); // set animation
var path = GetNewPath(); // create new path
instances[i, j].mesh.SetPath(path, this.m); // assign path to instance
paths[i, j] = path;
instances[i, j].UpdateAll();
}
}
// For testing purposes.. do bone visualization of [0,0] model
bones_unity = new GameObject[instances[0, 0].skeleton.data.Length];
for (int i = 0; i < bones_unity.Length; i++)
{
var obj = GameObject.CreatePrimitive(PrimitiveType.Cube);
obj.name = "Calculated Bone Transform " + i.ToString();
bones_unity[i] = obj;
}
}
// Start is called before the first frame update
void Start()
{
model1.anim.Initialize();
model2.anim.Initialize();
int hierarchy_depth = System.Math.Max(model1.anim.BoneHierarchyDepth, model2.anim.BoneHierarchyDepth) + 2; // maximum allowed hierarchy depth
int bone_count = System.Math.Max(model1.anim.BoneCount, model2.anim.BoneCount); // maximum allowed skeleton size in number of bones
this.m = new MeshInstancer();
this.m.Initialize(num_skeleton_bones: bone_count, max_parent_depth: hierarchy_depth, deltaBufferCount: 3, PropertyBufferMaxDeltaCount: 3, PathDeltaBufferSize: 3); // initialize meshinstancer (intentially picking terrible small delta buffer sizes for testing purposes)
this.p = new PathArrayHelper(this.m);
this.m.SetAllAnimations(new AnimationController[] { model1.anim, model2.anim }); // add all animations
this.m.AddGPUSkinnedMeshType(model1); // add each mesh type
this.m.AddGPUSkinnedMeshType(model2);
}
// Start is called before the first frame update
void Start()
{
List <TextureUVAnimation> anims = new List <TextureUVAnimation>();
anims.Add(MakeGPUTextureAnim(this.Explosion));
this.m = new MeshInstancer();
this.m.Initialize(max_parent_depth: 1, pathCount: 2, override_mesh: BaseMeshLibrary.CreatePlane());
this.p = new PathArrayHelper(this.m);
var tlib = new TextureAnimationLibrary(anims);
this.m.SetAllTextureAnimations(tlib);
this.m.FrustumCamera = this.FrustumCamera;
var explosion_mesh_type = this.m.AddNewMeshType(this.m.Default.shared_mesh, Instantiate(this.ExplosionMaterial));
float f = 80.0f;
for (int i = 0; i < N; i++)
{
this.instances[i] = new InstanceData <InstanceProperties>(explosion_mesh_type);
this.instances[i].position = new Vector3(Random.Range(-f, f), Random.Range(-f, f), Random.Range(-f, f));
this.instances[i].props_animationID = tlib.Animations[0].animation_id;
this.instances[i].props_IsTextureAnimation = true;
this.instances[i].props_AnimationSeconds = Random.Range(0, 1.0f);
this.instances[i].props_AnimationSpeed = 2.0f;
var path = new Path(2, this.m, look_at_camera: true); // instruct instance to look at camera via path API
this.p.InitializePath(ref path);
this.p.SetPathStaticPosition(path, this.instances[i].position, Vector3.up); // just set a not-moving path
this.p.UpdatePath(ref path);
this.instances[i].SetPath(path, this.m);
this.paths[i] = path;
this.m.Initialize(ref this.instances[i]);
this.m.Append(ref this.instances[i]);
}
}
