public float GetCursorPosition(OJKeyframe kf1, OJKeyframe kf2)
{
float min = kf1.time;
float cursor = currentTime;
float max = kf2.time;
return((cursor - min) / (max - min));
}
private void DrawHandles(OJSequence sequence, OJKeyframe kf)
{
if (kf.curve.before != Vector3.zero)
{
Handles.DrawLine(sequence.transform.position + kf.position, sequence.transform.position + kf.position + kf.curve.before);
}
if (kf.curve.after != Vector3.zero)
{
Handles.DrawLine(sequence.transform.position + kf.position, sequence.transform.position + kf.position + kf.curve.after);
}
}
public void OnSceneGUI()
{
OJSequence sequence = (OJSequence)target;
if (currentEditorKeyframe >= sequence.keyframes.Count)
{
currentEditorKeyframe = 0;
}
if (sequence.keyframes.Count > 1)
{
for (int k = 1; k < sequence.keyframes.Count; k++)
{
Handles.color = new Color(1f, 1f, 1f, 0.5f);
OJKeyframe kf1 = sequence.keyframes [k - 1];
OJKeyframe kf2 = sequence.keyframes [k];
for (float t = 0.05f; t <= 1.05f; t += 0.05f)
{
Vector3 p1 = OJSequence.CalculateBezierPoint(t - 0.05f, sequence.transform.position + kf1.position, sequence.transform.position + kf1.position + kf1.curve.after, sequence.transform.position + kf2.position + kf2.curve.before, sequence.transform.position + kf2.position);
Vector3 p2 = OJSequence.CalculateBezierPoint(t, sequence.transform.position + kf1.position, sequence.transform.position + kf1.position + kf1.curve.after, sequence.transform.position + kf2.position + kf2.curve.before, sequence.transform.position + kf2.position);
Handles.DrawLine(p1, p2);
}
}
OJKeyframe kf = sequence.keyframes [currentEditorKeyframe];
Handles.color = new Color(0f, 1f, 1f, 0.5f);
DrawHandles(sequence, kf);
Vector3 before = kf.curve.before;
kf.curve.before = Handles.PositionHandle(sequence.transform.position + kf.position + kf.curve.before, Quaternion.Euler(Vector3.zero)) - kf.position - sequence.transform.position;
Vector3 after = kf.curve.after;
kf.curve.after = Handles.PositionHandle(sequence.transform.position + kf.position + kf.curve.after, Quaternion.Euler(Vector3.zero)) - kf.position - sequence.transform.position;
if (kf.curve.symmetrical)
{
if (before != kf.curve.before)
{
kf.MirrorCurveAfter();
}
else if (after != kf.curve.after)
{
kf.MirrorCurveBefore();
}
}
}
}
public void SetCamera(OJKeyframe kf)
{
cam.fieldOfView = kf.fov;
fadeTex.SetPixels(new Color[] {
new Color(0, 0, 0, 1 - kf.brightness),
new Color(0, 0, 0, 1 - kf.brightness),
new Color(0, 0, 0, 1 - kf.brightness),
new Color(0, 0, 0, 1 - kf.brightness)
});
fadeTex.Apply();
cam.transform.position = transform.position + kf.position;
cam.transform.localRotation = Quaternion.Euler(kf.rotation);
}
public int AddKeyframe(float time)
{
int i = 0;
// Check if keyframe exists at the given time
for (i = 0; i < keyframes.Count; i++)
{
if (keyframes [i].time == time)
{
return(i);
}
}
// Create new keyframe
OJKeyframe kf = new OJKeyframe();
KeyframePair closest = FindClosestKeyframes();
if (closest.kf1 != null && closest.kf2 != null)
{
float cursor = GetCursorPosition(closest.kf1, closest.kf2);
LerpKeyframe(kf, closest.kf1, closest.kf2, cursor);
}
else if (closest.kf1 != null)
{
//kf = closest.kf1;
}
else if (closest.kf2 != null)
{
//kf = closest.kf2;
}
kf.time = time;
keyframes.Add(kf);
// Return the correct index
for (i = 0; i < keyframes.Count; i++)
{
if (keyframes [i].time == time)
{
return(i);
}
}
return(0);
}
public KeyframePair FindClosestKeyframes()
{
OJKeyframe kf1 = null;
OJKeyframe kf2 = null;
for (int i = 0; i < keyframes.Count; i++)
{
OJKeyframe kf = keyframes [i];
if (kf.time == currentTime || (kf.time < currentTime && (kf1 == null || Mathf.Abs(kf.time - currentTime) < Mathf.Abs(kf1.time - currentTime))))
{
kf1 = kf;
}
else if (kf.time > currentTime && (kf2 == null || Mathf.Abs(kf.time - currentTime) < Mathf.Abs(kf2.time - currentTime)))
{
kf2 = kf;
}
}
return(new KeyframePair(kf1, kf2));
}
public void LerpCamera(OJKeyframe kf1, OJKeyframe kf2, float t)
{
cam.fieldOfView = Mathf.Lerp(kf1.fov, kf2.fov, t);
cam.transform.position = CalculateBezierPoint(t, transform.position + kf1.position, transform.position + kf1.position + kf1.curve.after, transform.position + kf2.position + kf2.curve.before, transform.position + kf2.position);
if (rotateAlongCurve)
{
cam.transform.LookAt(CalculateBezierPoint(t + 0.05f, transform.position + kf1.position, transform.position + kf1.position + kf1.curve.after, transform.position + kf2.position + kf2.curve.before, transform.position + kf2.position));
}
else
{
cam.transform.localRotation = Quaternion.Lerp(Quaternion.Euler(kf1.rotation), Quaternion.Euler(kf2.rotation), t);
}
float alpha = 1 - (Mathf.Lerp(kf1.brightness, kf2.brightness, t));
fadeTex.SetPixels(new Color[] {
new Color(0, 0, 0, alpha),
new Color(0, 0, 0, alpha),
new Color(0, 0, 0, alpha),
new Color(0, 0, 0, alpha)
});
fadeTex.Apply();
}
public override void OnInspectorGUI()
{
OJSequence sequence = (OJSequence)target;
float padding = 10;
float currentTime = sequence.playing ? currentEditorTime : sequence.currentTime;
sequence.cam = (Camera)EditorGUILayout.ObjectField("Camera", sequence.cam, typeof(Camera), true);
sequence.eventHandler = (GameObject)EditorGUILayout.ObjectField("Event handler", sequence.eventHandler, typeof(GameObject), true);
if (!sequence.cam)
{
EditorGUILayout.LabelField("Please link a camera first");
return;
}
EditorGUILayout.Space();
// Playback controls
EditorGUILayout.BeginHorizontal();
if (sequence.playing)
{
if (GUILayout.Button("STOP"))
{
sequence.Stop();
}
}
else
{
if (GUILayout.Button("PLAY"))
{
sequence.Play();
}
}
if (GUILayout.Button("RESET"))
{
currentEditorTime = 0;
currentTime = 0;
sequence.Reset();
}
EditorGUILayout.EndHorizontal();
sequence.autoPlay = EditorGUILayout.Toggle("Autoplay", sequence.autoPlay);
sequence.rotateAlongCurve = EditorGUILayout.Toggle("Rotate along curve", sequence.rotateAlongCurve);
EditorGUILayout.Space();
timelineScale = EditorGUILayout.Slider("Scale", timelineScale + 80, 100, 500) - 80;
// Timeline
EditorGUILayout.BeginHorizontal();
GUILayout.Box("", GUILayout.Height(50), GUILayout.ExpandWidth(true));
Rect rect = GUILayoutUtility.GetLastRect();
if (!sequence.playing && GUILayout.Button("+", GUILayout.Width(32), GUILayout.ExpandHeight(true)))
{
currentEditorKeyframe = sequence.AddKeyframe(currentTime);
return;
}
EditorGUILayout.EndHorizontal();
GUI.BeginScrollView(rect, new Vector2(currentTime * timelineScale, 0), new Rect(0, 0, padding * 2 + sequence.length * timelineScale, 20), GUIStyle.none, GUIStyle.none);
for (int s = 0; s <= sequence.length; s++)
{
GUI.Label(new Rect(padding - 5 + s * timelineScale, 0, 20, 14), s.ToString());
}
GUI.Box(new Rect(padding, 34, sequence.length * timelineScale, 2), "");
GUI.color = Color.red;
GUI.Box(new Rect(padding + currentTime * timelineScale, 20, 2, 30), "");
for (int i = 0; i < sequence.keyframes.Count; i++)
{
OJKeyframe kf = sequence.keyframes [i];
GUI.color = i == currentEditorKeyframe ? Color.green : Color.white;
if (GUI.Button(new Rect(padding - 5f + kf.time * timelineScale, 25.0f, 10f, 20f), ""))
{
currentEditorKeyframe = i;
return;
}
}
GUI.color = Color.white;
GUI.EndScrollView();
if (!sequence.playing)
{
// Scrobble
EditorGUILayout.Space();
EditorGUILayout.BeginHorizontal();
currentTime = EditorGUILayout.Slider(currentTime, 0, sequence.length);
EditorGUILayout.LabelField("/", GUILayout.Width(10));
sequence.length = EditorGUILayout.FloatField(sequence.length, GUILayout.Width(50));
EditorGUILayout.EndHorizontal();
EditorGUILayout.Space();
if (currentEditorKeyframe > -1 && currentEditorKeyframe < sequence.keyframes.Count)
{
OJKeyframe kf = sequence.keyframes [currentEditorKeyframe];
EditorGUILayout.LabelField("# " + (currentEditorKeyframe + 1) + " / " + sequence.keyframes.Count);
kf.stop = EditorGUILayout.Toggle("Stop", kf.stop);
kf.time = EditorGUILayout.Slider("Time", kf.time, 0, sequence.length);
EditorGUILayout.Space();
// Event
EditorGUILayout.LabelField("Event", EditorStyles.boldLabel);
kf.evt.message = EditorGUILayout.TextField("Message", kf.evt.message);
kf.evt.argument = EditorGUILayout.TextField("Argument", kf.evt.argument);
EditorGUILayout.Space();
// Transform
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Transform", EditorStyles.boldLabel);
if (GUILayout.Button("Copy from scene", GUILayout.Width(120)))
{
kf.position = sequence.cam.transform.position - sequence.transform.position;
kf.rotation = sequence.cam.transform.localEulerAngles;
}
EditorGUILayout.EndHorizontal();
kf.position = EditorGUILayout.Vector3Field("Position", kf.position);
kf.rotation = EditorGUILayout.Vector3Field("Rotation", kf.rotation);
// Curve
EditorGUILayout.Space();
EditorGUILayout.LabelField("Curve", EditorStyles.boldLabel);
kf.curve.symmetrical = EditorGUILayout.Toggle("Symmetrical", kf.curve.symmetrical);
kf.curve.before = EditorGUILayout.Vector3Field("Before", kf.curve.before);
kf.curve.after = EditorGUILayout.Vector3Field("After", kf.curve.after);
EditorGUILayout.Space();
// Properties
EditorGUILayout.LabelField("Properties", EditorStyles.boldLabel);
kf.fov = (int)EditorGUILayout.Slider("FOV", kf.fov, 1, 179);
kf.brightness = EditorGUILayout.Slider("Brightness", kf.brightness, 0, 1);
// Actions
EditorGUILayout.Space();
if (GUILayout.Button("Remove"))
{
sequence.RemoveKeyframe(currentEditorKeyframe);
}
}
}
// Make sure the list of keyframes is sorted by time
if (!sequence.playing && GUI.changed)
{
sequence.SetTime(currentTime);
}
if (!sequence.playing)
{
currentEditorTime = currentTime;
}
}
public KeyframePair(OJKeyframe kf1, OJKeyframe kf2)
{
this.kf1 = kf1;
this.kf2 = kf2;
}
public void LerpKeyframe(OJKeyframe kf, OJKeyframe kf1, OJKeyframe kf2, float percent)
{
kf.position = Vector3.Lerp(kf1.position, kf2.position, percent);
}