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This commit is contained in:
NoriteSC
2023-12-08 18:41:52 +01:00
parent 4fb2d3f7f3
commit d8f110793b
3 changed files with 236 additions and 151 deletions
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369
Source/Editor/Gizmo/TransformGizmoBase.cs
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@@ -10,6 +10,7 @@ using System;
using System.Collections.Generic;
using FlaxEditor.SceneGraph;
using FlaxEngine;
using FlaxEditor.Surface;
namespace FlaxEditor.Gizmo
{
@@ -137,16 +138,22 @@ namespace FlaxEditor.Gizmo
{
switch (_activePivotType)
{
case PivotType.ObjectCenter:
if (SelectionCount > 0)
Position = GetSelectedObject(0).Transform.Translation;
break;
case PivotType.SelectionCenter:
Position = GetSelectionCenter();
break;
case PivotType.WorldOrigin:
Position = Vector3.Zero;
break;
case PivotType.ObjectCenter:
if (SelectionCount > 0)
Position = GetSelectedObject(0).Transform.Translation;
break;
case PivotType.SelectionCenter:
Position = GetSelectionCenter();
break;
case PivotType.WorldOrigin:
Position = Vector3.Zero;
break;
}
if(verts != null)
{
Transform t = thisTransform;
Vector3 selected = ((verts[selectedvert].Position * t.Orientation) * t.Scale) + t.Translation;
Position += -(Position - selected);
}
Position += _translationDelta;
}
@@ -210,88 +217,88 @@ namespace FlaxEditor.Gizmo
Real intersection;
switch (_activeAxis)
{
case Axis.X:
{
var plane = planeDotXY > planeDotZX ? planeXY : planeZX;
if (ray.Intersects(ref plane, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
delta = new Vector3(_tDelta.X, 0, 0);
}
break;
}
case Axis.Y:
{
var plane = planeDotXY > planeDotYZ ? planeXY : planeYZ;
if (ray.Intersects(ref plane, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
delta = new Vector3(0, _tDelta.Y, 0);
}
break;
}
case Axis.Z:
{
var plane = planeDotZX > planeDotYZ ? planeZX : planeYZ;
if (ray.Intersects(ref plane, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
delta = new Vector3(0, 0, _tDelta.Z);
}
break;
}
case Axis.YZ:
{
if (ray.Intersects(ref planeYZ, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
delta = new Vector3(0, _tDelta.Y, _tDelta.Z);
}
break;
}
case Axis.XY:
{
if (ray.Intersects(ref planeXY, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
delta = new Vector3(_tDelta.X, _tDelta.Y, 0);
}
break;
}
case Axis.ZX:
{
if (ray.Intersects(ref planeZX, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
delta = new Vector3(_tDelta.X, 0, _tDelta.Z);
}
break;
}
case Axis.Center:
{
var gizmoToView = Position - Owner.ViewPosition;
var plane = new Plane(-Vector3.Normalize(gizmoToView), gizmoToView.Length);
if (ray.Intersects(ref plane, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
}
delta = _tDelta;
break;
}
case Axis.X:
{
var plane = planeDotXY > planeDotZX ? planeXY : planeZX;
if (ray.Intersects(ref plane, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
delta = new Vector3(_tDelta.X, 0, 0);
}
break;
}
case Axis.Y:
{
var plane = planeDotXY > planeDotYZ ? planeXY : planeYZ;
if (ray.Intersects(ref plane, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
delta = new Vector3(0, _tDelta.Y, 0);
}
break;
}
case Axis.Z:
{
var plane = planeDotZX > planeDotYZ ? planeZX : planeYZ;
if (ray.Intersects(ref plane, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
delta = new Vector3(0, 0, _tDelta.Z);
}
break;
}
case Axis.YZ:
{
if (ray.Intersects(ref planeYZ, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
delta = new Vector3(0, _tDelta.Y, _tDelta.Z);
}
break;
}
case Axis.XY:
{
if (ray.Intersects(ref planeXY, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
delta = new Vector3(_tDelta.X, _tDelta.Y, 0);
}
break;
}
case Axis.ZX:
{
if (ray.Intersects(ref planeZX, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
delta = new Vector3(_tDelta.X, 0, _tDelta.Z);
}
break;
}
case Axis.Center:
{
var gizmoToView = Position - Owner.ViewPosition;
var plane = new Plane(-Vector3.Normalize(gizmoToView), gizmoToView.Length);
if (ray.Intersects(ref plane, out intersection))
{
_intersectPosition = ray.Position + ray.Direction * intersection;
if (_lastIntersectionPosition != Vector3.Zero)
_tDelta = _intersectPosition - _lastIntersectionPosition;
}
delta = _tDelta;
break;
}
}
// Modifiers
@@ -364,30 +371,30 @@ namespace FlaxEditor.Gizmo
switch (_activeAxis)
{
case Axis.X:
case Axis.Y:
case Axis.Z:
{
Float3 dir;
if (_activeAxis == Axis.X)
dir = Float3.Right * _gizmoWorld.Orientation;
else if (_activeAxis == Axis.Y)
dir = Float3.Up * _gizmoWorld.Orientation;
else
dir = Float3.Forward * _gizmoWorld.Orientation;
case Axis.X:
case Axis.Y:
case Axis.Z:
{
Float3 dir;
if (_activeAxis == Axis.X)
dir = Float3.Right * _gizmoWorld.Orientation;
else if (_activeAxis == Axis.Y)
dir = Float3.Up * _gizmoWorld.Orientation;
else
dir = Float3.Forward * _gizmoWorld.Orientation;
Float3 viewDir = Owner.ViewPosition - Position;
Float3.Dot(ref viewDir, ref dir, out float dot);
if (dot < 0.0f)
delta *= -1;
Float3 viewDir = Owner.ViewPosition - Position;
Float3.Dot(ref viewDir, ref dir, out float dot);
if (dot < 0.0f)
delta *= -1;
Quaternion.RotationAxis(ref dir, delta, out _rotationDelta);
break;
}
Quaternion.RotationAxis(ref dir, delta, out _rotationDelta);
break;
}
default:
_rotationDelta = Quaternion.Identity;
break;
default:
_rotationDelta = Quaternion.Identity;
break;
}
}
@@ -398,6 +405,8 @@ namespace FlaxEditor.Gizmo
Mesh.Vertex[] verts;
Mesh.Vertex[] otherVerts;
Transform otherTransform;
StaticModel SelectedModel;
Transform thisTransform => SelectedModel.Transform;
bool hasSelectedVertex;
int selectedvert;
int otherSelectedvert;
@@ -428,22 +437,25 @@ namespace FlaxEditor.Gizmo
{
switch (_activeMode)
{
case Mode.Scale:
case Mode.Translate:
UpdateTranslateScale();
break;
case Mode.Rotate:
UpdateRotate(dt);
break;
case Mode.Translate:
UpdateTranslateScale();
VertexSnap();
break;
case Mode.Scale:
UpdateTranslateScale();
break;
case Mode.Rotate:
UpdateRotate(dt);
break;
}
VertexSnap();
}
else
{
// If nothing selected, try to select any axis
if (!isLeftBtnDown && !Owner.IsRightMouseButtonDown)
{
if (Owner.IsAltKeyDown)
if (Owner.IsAltKeyDown && _activeMode == Mode.Translate)
SelectVertexSnaping();
SelectAxis();
}
@@ -535,31 +547,72 @@ namespace FlaxEditor.Gizmo
}
void SelectVertexSnaping()
{
//this
if (GetSelectedObject(0).EditableObject is Actor e)
Vector3 point = Vector3.Zero;
var ray = Owner.MouseRay;
Real lastdistance = Real.MaxValue;
StaticModel Lastmodel = null;
int index = 0;
int i = 0;
//get first
for (; i < SelectionCount; i++)
{
if (e is StaticModel model)
if (GetSelectedObject(i).EditableObject is StaticModel model)
{
verts = model.Model.LODs[0].Meshes[0].DownloadVertexBuffer();
var ray = Owner.MouseRay;
var bb = model.EditorBox;
//select vertex
if (CollisionsHelper.RayIntersectsBox(ref ray, ref bb, out Vector3 point))
if (CollisionsHelper.RayIntersectsBox(ref ray, ref bb, out Vector3 p))
{
point = GetSelectedObject(0).Transform.WorldToLocal(point);
Real lastdistance = Vector3.Distance(point, verts[0].Position);
for (int i = 0; i < verts.Length; i++)
Lastmodel = model;
point = p;
index = 0;
break;
}
}
}
if (Lastmodel == null) // nothing to do return
return;
//find closest bounding box in selection
for (; i < SelectionCount; i++)
{
if (GetSelectedObject(i).EditableObject is StaticModel model)
{
var bb = model.EditorBox;
//check for other we might have one closer
var d = Vector3.Distance(model.Transform.Translation, ray.Position);
if (lastdistance < d)
{
if (CollisionsHelper.RayIntersectsBox(ref ray, ref bb, out Vector3 p))
{
var d = Vector3.Distance(point, verts[i].Position);
if (d <= lastdistance)
{
lastdistance = d;
selectedvert = i;
}
lastdistance = d;
Lastmodel = model;
point = p;
index = i;
}
}
}
}
SelectedModel = Lastmodel;
//find closest vertex to bounding box point (collision detection approximation)
//[ToDo] replace this with collision detection with is suporting concave shapes (compute shader)
point = thisTransform.WorldToLocal(point);
//[To Do] comlite this there is not suport for multy mesh model
verts = Lastmodel.Model.LODs[0].Meshes[0].DownloadVertexBuffer();
lastdistance = Vector3.Distance(point, verts[0].Position);
for (int j = 0; j < verts.Length; j++)
{
var d = Vector3.Distance(point, verts[j].Position);
if (d <= lastdistance)
{
lastdistance = d;
selectedvert = j;
}
}
}
void VertexSnap()
{
@@ -572,9 +625,14 @@ namespace FlaxEditor.Gizmo
SceneGraphNode.RayCastData rayCast = new SceneGraphNode.RayCastData()
{
Ray = ray,
Exclude = new List<Actor>() { (Actor)GetSelectedObject(0).EditableObject },
Exclude = new List<Actor>() {},
Scan = new List<Type>() { typeof(StaticModel) }
};
for (int i = 0; i < SelectionCount; i++)
{
rayCast.Exclude.Add((Actor)GetSelectedObject(i).EditableObject);
}
//grab scene and raycast
var actor = GetSelectedObject(0).ParentScene.RayCast(ref rayCast, out var distance, out var _);
if (actor != null)
{
@@ -583,11 +641,13 @@ namespace FlaxEditor.Gizmo
otherTransform = model.Transform;
Vector3 p = rayCast.Ray.Position + (rayCast.Ray.Direction * distance);
//[To Do] comlite this there is not suport for multy mesh model
otherVerts = model.Model.LODs[0].Meshes[0].DownloadVertexBuffer();
//find closest vertex to bounding box point (collision detection approximation)
//[ToDo] replace this with collision detection with is suporting concave shapes (compute shader)
p = actor.Transform.WorldToLocal(p);
Real lastdistance = Vector3.Distance(p, otherVerts[0].Position);
for (int i = 0; i < otherVerts.Length; i++)
{
var d = Vector3.Distance(p, otherVerts[i].Position);
@@ -597,6 +657,7 @@ namespace FlaxEditor.Gizmo
otherSelectedvert = i;
}
}
if(lastdistance > 25)
{
otherSelectedvert = -1;
@@ -608,19 +669,43 @@ namespace FlaxEditor.Gizmo
if (verts != null && otherVerts != null)
{
Transform t = GetSelectedObject(0).Transform;
Transform t = thisTransform;
Vector3 selected = ((verts[selectedvert].Position * t.Orientation) * t.Scale) + t.Translation;
t = otherTransform;
Vector3 other = ((otherVerts[otherSelectedvert].Position * t.Orientation) * t.Scale) + t.Translation;
// Translation
_translationDelta = -(selected - other);
var projection = -(selected - other);
//at some point
//Quaternion inverse = t.Orientation;
//inverse.Invert();
//projection *= inverse; //world to local
//flip mask
//var Not = ~_activeAxis;
//LockAxisWorld(Not, ref projection); //lock axis
//projection *= t.Orientation; //local to world
_translationDelta = projection;
}
Profiler.EndEvent();
}
/// <summary>
/// zeros the <see cref="Vector3"/> <paramref name="v"/> component using the <see cref="Axis"/> <paramref name="lockAxis"/>
/// </summary>
public static void LockAxisWorld(Axis lockAxis, ref Vector3 v)
{
if (lockAxis.HasFlag(Axis.X))
v.X = 0;
if (lockAxis.HasFlag(Axis.Y))
v.Y = 0;
if (lockAxis.HasFlag(Axis.Z))
v.Z = 0;
}
/// <summary>
/// Gets a value indicating whether this tool can transform objects.
/// </summary>