/// <summary>
/// Renders the given <see cref="Komodo.Core.ECS.Components.Drawable3DComponent"/>.
/// </summary>
/// <param name="component"><see cref="Komodo.Core.ECS.Components.Drawable3DComponent"/> to render.</param>
private void DrawComponent(Drawable3DComponent component)
{
var position = component.WorldPosition;
var rotationQuaternion = component.RotationQuaternion;
var scale = component.Scale;
if (ActiveCamera != null)
{
var bounds = component.BoundingBox;
if (ActiveCamera.BoundingFrustum.Contains(bounds) == ContainmentType.Disjoint)
{
return;
}
}
var positionMatrix = Matrix.CreateTranslation(position.MonoGameVector);
foreach (var mesh in component.ModelData.MonoGameModel.Meshes)
{
foreach (BasicEffect effect in mesh.Effects)
{
effect.EnableDefaultLighting();
effect.Texture = component.Texture?.MonoGameTexture;
effect.TextureEnabled = effect.Texture != null;
effect.DiffuseColor = component.DiffuseColor.ToVector3();
effect.Projection = ActiveCamera != null ? ActiveCamera.Projection : Matrix.Identity;
effect.View = ActiveCamera != null ? ActiveCamera.ViewMatrix : Matrix.Identity;
effect.World = (
Matrix.CreateScale(scale.MonoGameVector)
* Matrix.CreateFromQuaternion(rotationQuaternion)
* positionMatrix
);
}
mesh.Draw();
}
}
public void SetLocalTransform(AnimatableProperty <XNAV3> s, AnimatableProperty <XNAQUAT> r, AnimatableProperty <XNAV3> t)
{
var ss = s != null && s.IsAnimated;
var rr = r != null && r.IsAnimated;
var tt = t != null && t.IsAnimated;
if (!(ss || rr || tt))
{
_UseAnimatedTransforms = false;
_LocalScale = null;
_LocalRotation = null;
_LocalTranslation = null;
return;
}
_UseAnimatedTransforms = true;
_LocalScale = s;
_LocalRotation = r;
_LocalTranslation = t;
var m = XNAMAT.Identity;
if (s != null)
{
m *= XNAMAT.CreateScale(s.Value);
}
if (r != null)
{
m *= XNAMAT.CreateFromQuaternion(r.Value);
}
if (t != null)
{
m.Translation = t.Value;
}
_LocalMatrix = m;
}
public static Matrix CreateFromQuaterion(Quaterion q)
{
return(new Matrix(Matrix4x4.CreateFromQuaternion(q)));
}