/// <summary>
/// Adds all of the geometry used by a model component to the static geometry.
/// This is used by the ModelComponent.
/// </summary>
public void Add(ModelComponent mc, ThingBlock template, ModelBlock block, ThingDefinition def)
{
// if the model detail option is low and this model wants imposters, don't even make any static geometry of it
if (Options.ModelDetail == ModelDetailOption.Low) {
if (def.GetBoolProperty("Imposters", false))
return;
}
var sceneMgr = LKernel.GetG<SceneManager>();
string meshName = block.GetStringProperty("mesh", null);
// map region goes first
string sgeomName = template.GetStringProperty("MapRegion", "(Default)");
// static group can override map region
sgeomName = block.GetStringProperty("StaticGroup", sgeomName);
Entity ent;
// get our entity if it already exists
if (!ents.TryGetValue(meshName, out ent)) {
// getting the entity was not successful, so we have to create it
ent = sceneMgr.CreateEntity(meshName + mc.ID, meshName);
string material;
if (block.StringTokens.TryGetValue("material", out material))
ent.SetMaterialName(material);
ents.Add(meshName, ent);
}
Vector3 pos;
// two ways to get the position
// inherit it from the lthing, the default (if we were using nodes, this would be the default too)
if (block.GetBoolProperty("InheritOrientation", true)) {
pos = (mc.Owner.SpawnOrientation * block.GetVectorProperty("position", Vector3.ZERO)) + template.VectorTokens["position"];
}
// or we can choose not to inherit it for whatever reason
else {
pos = block.GetVectorProperty("position", Vector3.ZERO) + template.VectorTokens["position"];
}
Quaternion orient = block.GetQuatProperty("orientation", Quaternion.IDENTITY) * template.GetQuatProperty("orientation", Quaternion.IDENTITY);
Vector3 sca = block.GetVectorProperty("scale", Vector3.UNIT_SCALE);
StaticGeometry sg;
if (!sgeoms.TryGetValue(sgeomName, out sg)) {
sg = LKernel.GetG<SceneManager>().CreateStaticGeometry(sgeomName);
sg.RegionDimensions = regionDimensions;
sg.RenderingDistance = 300 / 5f;
sgeoms.Add(sgeomName, sg);
}
sg.AddEntity(ent, pos, orient, sca);
}
public void Add(ModelComponent mc, ThingBlock template, ModelBlock block, ThingDefinition def)
{
// if the model detail option is low and this model wants imposters, don't even make any instanced geometry of it
if (Options.ModelDetail == ModelDetailOption.Low) {
if (def.GetBoolProperty("Imposters", false))
return;
}
var sceneMgr = LKernel.GetG<SceneManager>();
string meshName = block.GetStringProperty("mesh", null);
string mapRegion = template.GetStringProperty("MapRegion", string.Empty);
string key = mapRegion + meshName;
// create our entity if it doesn't exist
if (!ents.ContainsKey(key)) {
Entity ent = sceneMgr.CreateEntity(mc.Name + mc.ID, meshName);
ent.SetMaterialName(block.GetStringProperty("Material", string.Empty));
// then add it to our dictionary
ents.Add(key, ent);
}
// get our transforms
Vector3 pos;
// two ways to get the position
// inherit it from the lthing, the default (if we were using nodes, this would be the default too)
if (block.GetBoolProperty("InheritOrientation", true)) {
pos = (mc.Owner.SpawnOrientation * block.GetVectorProperty("position", Vector3.ZERO)) + template.VectorTokens["position"];
}
// or we can choose not to inherit it for whatever reason
else {
pos = block.GetVectorProperty("position", Vector3.ZERO) + template.VectorTokens["position"];
}
Quaternion orient = block.GetQuatProperty("orientation", Quaternion.IDENTITY) * template.GetQuatProperty("orientation", Quaternion.IDENTITY);
Vector3 sca = block.GetVectorProperty("scale", Vector3.UNIT_SCALE);
// put them in one class
Transform trans = new Transform {
Position = pos,
Orientation = orient,
Scale = sca,
};
// if the transforms dictionary doesn't contain the mesh yet, add a new one
if (!transforms.ContainsKey(key)) {
transforms.Add(key, new List<Transform>());
}
// then put our transform into the dictionary
transforms[key].Add(trans);
}
/// <summary>
/// Creates a CollisionShape from the ShapeComponents of the given thing. If the shape already exists, we'll just return that instead.
/// </summary>
public CollisionShape CreateAndRegisterShape(LThing thing, ThingDefinition def)
{
CollisionShape shape;
if (!Shapes.TryGetValue(thing.Name, out shape)) {
// create the shape
bool forceCompound = def.GetBoolProperty("forcecompound", false);
// if we only have one shape we don't have to do as much
if (thing.ShapeComponents.Count == 1) {
// force us to use a compound shape?
if (forceCompound) {
CompoundShape comp = new CompoundShape();
comp.AddChildShape(thing.ShapeComponents[0].Transform, CreateShapeForComponent(thing.ShapeComponents[0]));
shape = comp;
}
// one component, no compound is the easiest
else {
shape = CreateShapeForComponent(thing.ShapeComponents[0]);
}
}
// otherwise, make all of our shapes and stick them in a compound shape
else {
CompoundShape comp = new CompoundShape();
foreach (ShapeComponent component in thing.ShapeComponents) {
comp.AddChildShape(component.Transform, CreateShapeForComponent(component));
}
shape = comp;
}
// then put the shape in our dictionary
Shapes.Add(thing.Name, shape);
}
return shape;
}
/// <summary>
/// Creates a model component for a Thing.
/// </summary>
/// <param name="lthing">The Thing this component is attached to</param>
/// <param name="template">The template from the Thing</param>
/// <param name="block">The block we're creating this component from</param>
public ModelComponent(LThing lthing, ThingBlock template, ModelBlock block, ThingDefinition def)
{
ID = IDs.Incremental;
Owner = lthing;
var sceneMgr = LKernel.GetG<SceneManager>();
Name = block.GetStringProperty("name", template.ThingName);
// set these up here because static/instanced geometry might need them
// position
SpawnPosition = block.GetVectorProperty("position", Vector3.ZERO);
// orientation
SpawnOrientation = block.GetQuatProperty("orientation", Quaternion.IDENTITY);
// if orientation was not found, we fall back to rotation
if (SpawnOrientation == Quaternion.IDENTITY) {
Vector3 rot = block.GetVectorProperty("rotation", Vector3.ZERO);
if (rot != Vector3.ZERO)
SpawnOrientation = rot.DegreeVectorToGlobalQuaternion();
}
// scale
SpawnScale = block.GetVectorProperty("scale", Vector3.UNIT_SCALE);
ThingEnum shad = block.GetEnumProperty("CastsShadows", ThingEnum.Some);
// if we're static, set up the static geometry
// don't set up static geometry if we want to cast shadows though, since static geometry doesn't work with shadows
if ((block.GetBoolProperty("static", false) || def.GetBoolProperty("static", false))
// make static if we never want shadows
&& (shad == ThingEnum.None
// or if the mesh has "some" shadows but we don't want any
|| (shad == ThingEnum.Some && Options.ShadowDetail == ShadowDetailOption.None)
// or if the mesh has "many" shadows but we only want those with "some"
|| (shad == ThingEnum.Many && Options.ShadowDetail != ShadowDetailOption.Many)))
{
LKernel.GetG<StaticGeometryManager>().Add(this, template, block, def);
Entity = null;
}
else if (block.GetBoolProperty("instanced", false) || def.GetBoolProperty("instanced", false)) {
LKernel.GetG<InstancedGeometryManager>().Add(this, template, block, def);
Entity = null;
}
// for attachments
else if (block.GetBoolProperty("Attached", false)) {
SetupEntity(sceneMgr, block);
SetupAnimation(block);
string boneName = block.GetStringProperty("AttachBone", null);
int modelComponentID = (int) block.GetFloatProperty("AttachComponentID", null);
Quaternion offsetQuat = block.GetQuatProperty("AttachOffsetOrientation", Quaternion.IDENTITY);
Vector3 offsetVec = block.GetVectorProperty("AttachOffsetPosition", Vector3.ZERO);
lthing.ModelComponents[modelComponentID].Entity.AttachObjectToBone(boneName, Entity, offsetQuat, offsetVec);
}
// otherwise continue as normal
else {
Node = lthing.RootNode.CreateChildSceneNode(Name + "Node" + ID);
Node.Position = SpawnPosition;
Node.Orientation = SpawnOrientation;
Node.Scale(SpawnScale);
Node.InheritScale = block.GetBoolProperty("InheritScale", true);
Node.InheritOrientation = block.GetBoolProperty("InheritOrientation", true);
Node.SetInitialState();
// make our entity
SetupEntity(sceneMgr, block);
SetupAnimation(block);
// then attach it to the node!
Node.AttachObject(Entity);
}
}
/// <summary>
/// Set up all of the stuff needed before we create our body
/// </summary>
private void SetUpBodyInfo(ThingDefinition def)
{
// set up our collision shapes
CollisionShape shape = LKernel.GetG<CollisionShapeManager>().CreateAndRegisterShape(this, def);
// get the physics type and set up the mass of the body
ThingEnum physicsType = def.GetEnumProperty("physics", null);
float mass = physicsType.HasFlag(ThingEnum.Static) ? 0 : def.GetFloatProperty("mass", 1);
// create our construction info thingy
Vector3 inertia;
shape.CalculateLocalInertia(mass, out inertia);
// if it's static and doesn't have a sound, we don't need a mogre motion state because we'll be disposing of the root node afterwards
if (def.GetBoolProperty("Static", false) && SoundComponents == null)
MotionState = new DefaultMotionState();
else
MotionState = InitializationMotionState;
Info = new RigidBodyConstructionInfo(mass, MotionState, shape, inertia);
// physics material stuff from a .physmat file
string physmat = def.GetStringProperty("PhysicsMaterial", "Default");
LKernel.GetG<PhysicsMaterialFactory>().ApplyMaterial(Info, physmat);
// we can override some of them in the .thing file
if (def.FloatTokens.ContainsKey("bounciness"))
Info.Restitution = def.GetFloatProperty("bounciness", PhysicsMaterial.DEFAULT_BOUNCINESS);
if (def.FloatTokens.ContainsKey("friction"))
Info.Friction = def.GetFloatProperty("friction", PhysicsMaterial.DEFAULT_FRICTION);
if (def.FloatTokens.ContainsKey("angulardamping"))
Info.AngularDamping = def.GetFloatProperty("angulardamping", PhysicsMaterial.DEFAULT_ANGULAR_DAMPING);
if (def.FloatTokens.ContainsKey("lineardamping"))
Info.LinearDamping = def.GetFloatProperty("lineardamping", PhysicsMaterial.DEFAULT_LINEAR_DAMPING);
// choose which group to use for a default
ThingEnum defaultGroup;
if (physicsType.HasFlag(ThingEnum.Dynamic))
defaultGroup = ThingEnum.Default;
else if (physicsType.HasFlag(ThingEnum.Static))
defaultGroup = ThingEnum.Environment;
else // kinematic
defaultGroup = ThingEnum.Default;
// collision group
ThingEnum collisionGroup = def.GetEnumProperty("CollisionGroup", defaultGroup);
PonykartCollisionGroups pcg;
if (!Enum.TryParse<PonykartCollisionGroups>(collisionGroup + String.Empty, true, out pcg))
throw new FormatException("Invalid collision group!");
CollisionGroup = pcg;
// collides-with group
ThingEnum collidesWith = def.GetEnumProperty("CollidesWith", defaultGroup);
PonykartCollidesWithGroups pcwg;
if (!Enum.TryParse<PonykartCollidesWithGroups>(collidesWith + String.Empty, true, out pcwg))
throw new FormatException("Invalid collides-with group!");
CollidesWith = pcwg;
// update the transforms
Matrix4 transform = new Matrix4();
transform.MakeTransform(SpawnPosition, SpawnScale, SpawnOrientation);
Info.StartWorldTransform = transform;
MotionState.WorldTransform = transform;
}
/// <summary>
/// If this is a static/instanced thing with no ribbons, billboards, or sounds, we can clean up a whole bunch of stuff
/// to make it faster for ogre.
/// </summary>
private void DisposeIfStaticOrInstanced(ThingDefinition def)
{
if (def.GetBoolProperty("Static", false) || def.GetBoolProperty("Instanced", false)) {
if (IsDisposed)
return;
var sceneMgr = LKernel.GetG<SceneManager>();
// this bool is to check we only fully dispose lthings if ALL of their model components are static/instanced
bool removedAllModelComponents = true;
// dispose of all of the model components
if (ModelComponents != null) {
foreach (ModelComponent mc in ModelComponents) {
if (mc.Entity == null) {
mc.Dispose();
}
else {
removedAllModelComponents = false;
}
}
}
// if we have no ribbons, billboards, or sounds, we can get rid of the root node
if (removedAllModelComponents && RibbonComponents == null && BillboardSetComponents == null && SoundComponents == null) {
// if we have no shapes, we can get rid of everything
if (ShapeComponents == null/*.Count == 0*/) {
Dispose(true);
}
// but otherwise we can still get rid of the root scene node
else {
sceneMgr.DestroySceneNode(RootNode);
RootNode.Dispose();
RootNode = null;
}
}
}
}
/// <summary>
/// Creates the body and makes it static/kinematic if specified.
/// </summary>
private void CreateBody(ThingDefinition def)
{
Body = new RigidBody(Info);
// stick on our flags
ThingEnum te = def.GetEnumProperty("physics", null);
if (te.HasFlag(ThingEnum.Static))
Body.CollisionFlags |= CollisionFlags.StaticObject;
else if (te.HasFlag(ThingEnum.Kinematic))
Body.CollisionFlags |= CollisionFlags.KinematicObject;
if (def.GetBoolProperty("CollisionEvents", false))
Body.CollisionFlags |= CollisionFlags.CustomMaterialCallback;
if (def.GetBoolProperty("DisableVisualization", false))
Body.CollisionFlags |= CollisionFlags.DisableVisualizeObject;
Body.WorldTransform = Info.StartWorldTransform;
LKernel.GetG<PhysicsMain>().World.AddRigidBody(Body, CollisionGroup, CollidesWith);
if (def.GetBoolProperty("Deactivated", false))
Body.ForceActivationState(ActivationState.WantsDeactivation);
}
