private void Draw()
{
Vector3 startPoint = linePath.Evaluate(0f);
Vector3 endPoint = linePath.Evaluate(1f);
// draw line
var cPointCache = new Vector3[32];
for (int i = 0; i < cPointCache.Length; i++)
{
cPointCache[i] = Vector3.Lerp(startPoint, endPoint, (float)i / (cPointCache.Length - 1));
}
for (int i = 0; i < cPointCache.Length - 1; i++)
{
Handles.color = Color.Lerp(Color.yellow, Color.magenta, (float)i / cPointCache.Length);
var lineSegment = new Vector3[2];
lineSegment[0] = cPointCache[i];
lineSegment[1] = cPointCache[i + 1];
Handles.DrawAAPolyLine(lineSegment);
}
// draw direction cone cap
if (!settings.HideDirectionCones &&
linePath.LocalSpaceTransform.lossyScale != Vector3.zero &&
linePath.StartPosition != linePath.EndPosition) // also hide cones if virtually a dot
{
float startConeSize = PathEditorUtility.Nice3DHandleSize(startPoint);
float endConeSize = PathEditorUtility.Nice3DHandleSize(endPoint);
Handles.color = Color.yellow;
Handles.ConeCap(0, startPoint, Quaternion.LookRotation(linePath.Tangent()), startConeSize);
Handles.color = Color.magenta;
Handles.ConeCap(0, endPoint, Quaternion.LookRotation(linePath.Tangent()), endConeSize);
}
// test t
Handles.color = PathEditorUtility.GetTColor(settings.EditorData.T);
if (settings.TestInterpolate)
{
Vector3 targetPoint = linePath.Evaluate(settings.EditorData.T);
float sphereSize = PathEditorUtility.Nice3DHandleSize(targetPoint);
Handles.SphereCap(0, targetPoint, Quaternion.identity, sphereSize);
}
// draw GUI
InterpolateSceneGUI();
ToolShelf();
}
