| public GetPosition ( int pointIndex ) : Vector2 | ||
| pointIndex | int | |
| return | Vector2 | |
public override void OnPreviewGUI(Rect r, GUIStyle background)
{
base.OnPreviewGUI(r, background);
float size = 0.95f * Mathf.Min(r.width, r.height);
Rect canvasRect = new Rect(r.center.x - 0.5f * size, r.center.y - 0.5f * size, size, size);
PointCloudGestureTemplate template = target as PointCloudGestureTemplate;
Vector2 center = canvasRect.center;
float scale = 0.95f * size;
Handles.color = Color.white;
for (int i = 1; i < template.PointCount; ++i)
{
Vector2 p1 = template.GetPosition(i - 1);
Vector2 p2 = template.GetPosition(i);
p1.y = -p1.y;
p2.y = -p2.y;
p1 = center + scale * p1;
p2 = center + scale * p2;
if (canvasRect.width > 100)
{
float handleSize = canvasRect.width / 200.0f;
Handles.CircleHandleCap(0, p1, Quaternion.identity, handleSize, EventType.MouseDown);
}
Handles.DrawLine(p1, p2);
}
}
public bool Render( PointCloudGestureTemplate template )
{
if( template.PointCount < 2 )
return false;
lineRenderer.SetVertexCount( template.PointCount );
for( int i = 0; i < template.PointCount; ++i )
lineRenderer.SetPosition( i, template.GetPosition( i ) );
return true;
}
void DrawTemplate()
{
float size = 0.95f * GestureAreaSize;
Rect canvasRect = new Rect(0.5f * (GestureAreaSize - size), 0.5f * (GestureAreaSize - size), size, size);
Vector2 center = canvasRect.center;
float scale = 0.95f * size;
for (int i = 1; i < template.PointCount; ++i)
{
Vector2 p1 = template.GetPosition(i - 1);
Vector2 p2 = template.GetPosition(i);
p1.y = -p1.y;
p2.y = -p2.y;
p1 = center + scale * p1;
p2 = center + scale * p2;
Handles.DrawLine(p1, p2);
}
}
public bool Render(PointCloudGestureTemplate template)
{
if (template.PointCount < 2)
{
return(false);
}
lineRenderer.positionCount = template.PointCount;
for (int i = 0; i < template.PointCount; ++i)
{
lineRenderer.SetPosition(i, template.GetPosition(i));
}
return(true);
}
public bool AddTemplate(PointCloudGestureTemplate template)
{
if (FindNormalizedTemplate(template) != null)
{
Debug.LogWarning("The PointCloud template " + template.name + " is already present in the list");
return(false);
}
// convert template point entry to recognizer point
List <Point> points = new List <Point>();
for (int i = 0; i < template.PointCount; ++i)
{
points.Add(new Point(template.GetStrokeId(i), template.GetPosition(i)));
}
NormalizedTemplate nt = new NormalizedTemplate();
nt.Source = template;
nt.Points = Normalize(points);
normalizedTemplates.Add(nt);
return(true);
}