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auto detect tangent type when click on spline keyframe

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This commit is contained in:
Ruan Lucas
2023-07-19 16:01:05 -04:00
parent 7036e77d60
commit 7855db951e
1 changed files with 59 additions and 9 deletions
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68
Source/Editor/CustomEditors/Dedicated/SplineEditor.cs
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@@ -235,12 +235,6 @@ namespace FlaxEditor.CustomEditors.Dedicated
private Color NormalButtonColor => FlaxEngine.GUI.Style.Current.BackgroundNormal; private Color NormalButtonColor => FlaxEngine.GUI.Style.Current.BackgroundNormal;
private bool IsFreeTangentMode => _currentTangentMode is FreeTangentMode;
private bool IsLinearTangentMode => _currentTangentMode is LinearTangentMode;
private bool IsAlignedTangentMode => _currentTangentMode is AlignedTangentMode;
/// <summary> /// <summary>
/// Create a Spline editor /// Create a Spline editor
/// </summary> /// </summary>
@@ -348,6 +342,43 @@ namespace FlaxEditor.CustomEditors.Dedicated
_currentTangentMode.OnSetMode(SelectedSpline, _lastPointSelected.Index); _currentTangentMode.OnSetMode(SelectedSpline, _lastPointSelected.Index);
} }
private bool IsFreeTangentMode(Spline spline, int index)
{
if (IsLinearTangentMode(spline, index) || IsAlignedTangentMode(spline, index))
{
return false;
}
return true;
}
private bool IsLinearTangentMode(Spline spline, int index)
{
var keyframe = spline.GetSplineKeyframe(index);
return keyframe.TangentIn.Translation.Length == 0 && keyframe.TangentOut.Translation.Length == 0;
}
private bool IsAlignedTangentMode(Spline spline, int index)
{
var keyframe = spline.GetSplineKeyframe(index);
var tangentIn = keyframe.TangentIn.Translation;
var tangentOut = keyframe.TangentOut.Translation;
if (tangentIn.Length == 0 || tangentOut.Length == 0)
{
return false;
}
var angleBetweenTwoTangents = Vector3.Dot(tangentIn.Normalized,tangentOut.Normalized);
if (angleBetweenTwoTangents < -0.99f)
{
return true;
}
return false;
}
private void UpdateSelectedPoint() private void UpdateSelectedPoint()
{ {
// works only if select one spline // works only if select one spline
@@ -360,6 +391,10 @@ namespace FlaxEditor.CustomEditors.Dedicated
_lastPointSelected = currentSelected as SplineNode.SplinePointNode; _lastPointSelected = currentSelected as SplineNode.SplinePointNode;
var index = _lastPointSelected.Index; var index = _lastPointSelected.Index;
SetSelectedTangentTypeAsCurrent();
UpdateButtonsColors();
_currentTangentMode.OnSelectKeyframe(SelectedSpline, index); _currentTangentMode.OnSelectKeyframe(SelectedSpline, index);
} }
@@ -396,9 +431,24 @@ namespace FlaxEditor.CustomEditors.Dedicated
private void UpdateButtonsColors() private void UpdateButtonsColors()
{ {
_linearTangentButton.Button.BackgroundColor = IsLinearTangentMode ? SelectedButtonColor : NormalButtonColor; var isFree = IsFreeTangentMode(SelectedSpline, _lastPointSelected.Index);
_freeTangentButton.Button.BackgroundColor = IsFreeTangentMode ? SelectedButtonColor : NormalButtonColor; var isLinear = IsLinearTangentMode(SelectedSpline, _lastPointSelected.Index);
_alignedTangentButton.Button.BackgroundColor = IsAlignedTangentMode ? SelectedButtonColor : NormalButtonColor; var isAligned = IsAlignedTangentMode(SelectedSpline, _lastPointSelected.Index);
_linearTangentButton.Button.BackgroundColor = isLinear ? SelectedButtonColor : NormalButtonColor;
_freeTangentButton.Button.BackgroundColor = isFree ? SelectedButtonColor : NormalButtonColor;
_alignedTangentButton.Button.BackgroundColor = isAligned ? SelectedButtonColor : NormalButtonColor;
}
private void SetSelectedTangentTypeAsCurrent()
{
var isFree = IsFreeTangentMode(SelectedSpline, _lastPointSelected.Index);
var isLinear = IsLinearTangentMode(SelectedSpline, _lastPointSelected.Index);
var isAligned = IsAlignedTangentMode(SelectedSpline, _lastPointSelected.Index);
if (isFree) SetModeFree();
else if (isLinear) SetModeLinear();
else if (isAligned) SetModeAligned();
} }
private void OnSetTangentsLinear() private void OnSetTangentsLinear()