126 lines
2.7 KiB
C#
126 lines
2.7 KiB
C#
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using Godot;
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using Rokojori;
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using System.Collections.Generic;
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namespace Rokojori
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{
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public enum SplinePointTangentMode
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{
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Automatic,
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Custom
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}
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[System.Serializable]
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public class Tangent
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{
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[Export]
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public Node3D node3D;
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[Export( PropertyHint.Range, "0,2" )]
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public float weight = 0.5f;
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}
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[Tool]
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[GlobalClass]
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public partial class SplinePoint : Node3D
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#if TOOLS
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, GizmoDrawerWithHandles
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#endif
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{
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#if TOOLS
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[ExportGroup("Editor")]
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[Export]
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public float editorSplinePointSize = 0.1f;
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public void DrawGizmo( EditorNode3DGizmoPlugin gizmoPlugin, EditorNode3DGizmo gizmo )
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{
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gizmo.Clear();
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var mesh = new SphereMesh();
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var size = editorSplinePointSize;
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mesh.Radius = size;
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mesh.Height = size * 2f;
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var transform = new Transform3D();
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transform.Basis = Basis.Identity;
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transform.Origin = Vector3.Zero;
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var material = gizmoPlugin.GetMaterial( "main", gizmo );
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gizmo.AddMesh( mesh, material, transform );
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gizmo.AddHandles( new Vector3[]{ Vector3.Zero }, material, new int[]{} );
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}
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public string GetHandleName( EditorNode3DGizmo gizmo, int handleId, bool secondary )
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{
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return "";
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}
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Vector3 startDragPosition = Vector3.Zero;
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public Variant GetHandleValue( EditorNode3DGizmo gizmo, int handleId, bool secondary )
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{
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startDragPosition = GlobalPosition;
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return Variant.From( GlobalPosition );
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}
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public void SetHandle( EditorNode3DGizmo gizmo, int id, bool secondary, Camera3D camera, Vector2 point )
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{
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var xzPlane = new Godot.Plane( Vector3.Up, startDragPosition );
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var cameraDirection = camera.ProjectLocalRayNormal( point );
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var intersection = xzPlane.IntersectsRay( camera.GlobalPosition, cameraDirection );
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if ( intersection == null )
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{
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return;
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}
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GlobalPosition = (Vector3) intersection;
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}
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public void CommitHandle( EditorNode3DGizmo gizmo, int id, bool secondary, Variant restore, bool cancel )
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{
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}
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#endif
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[Export]
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public float twist = 0;
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[Export]
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public SplinePointTangentMode tangentMode;
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[Export]
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public Node3D tangentBefore;
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[Export( PropertyHint.Range, "0,2" )]
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public float tangentBeforeWeight = 1;
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[Export]
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public Node3D tangentNext;
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[Export( PropertyHint.Range, "0,2" )]
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public float tangentNextWeight = 1;
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[Export( PropertyHint.Range, "0,1")]
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public float overshootPrevention = 0.5f;
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[Export( PropertyHint.Range, "0,3")]
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public float tangentScale = 1f;
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[Export( PropertyHint.Range, "0,1")]
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public float symmetricTangentLength = 0f;
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}
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} |