// Adds a point to the line currently being drawn
private void addPointToLine(Vector3 pointToAdd, bool overrideThreshold = false)
{
if (!overrideThreshold && (pointToAdd - prevPaintPoint).magnitude <= 0.01f)
{
Debug.Log("Change in distance not large enough. Start: " + prevPaintPoint + " End: " + pointToAdd);
return;
}
if (prevPaintPoint == pointToAdd)
{
Debug.Log("Point to add is same as previous point: " + pointToAdd);
return;
}
currLine.AddPoint(pointToAdd);
prevPaintPoint = pointToAdd;
// add to history without incrementing index
int index = GetComponent <PaintController> ().drawingHistoryIndex;
int layerNum = GetComponent <PaintController>().GetActiveLayerNum();
paintBrushSceneObject.GetComponent <DrawingHistoryManager> ().addDrawingCommand(index, 0, pointToAdd, currLine.GetColor(), paintLineThickness, lMat, lMat_texture, layerNum);
// Make sure the trail is off
if (brushTipObject.activeSelf)
{
brushTipObject.GetComponent <TrailRenderer>().enabled = false;
}
}
} // _UpdateFeature()
// Starts drawing a new line with the given point
private void startNewLine(Vector3 firstPoint)
{
Debug.Log("startNewLine()");
// Make sure we are in drawing mode
if (!paintPanel.activeSelf && !snapToSurfaceBrushTipObject.activeSelf)
{
return;
}
// Create a new line object
GameObject go = new GameObject();
go.transform.position = firstPoint;
go.transform.parent = drawingRootSceneObject.transform;
go.AddComponent <MeshFilter> ();
go.AddComponent <MeshRenderer> ();
int layerNum = GetComponent <PaintController>().GetActiveLayerNum();
// Keep track of this line
currLine = go.AddComponent <GraphicsLineRenderer>();
currLine.SetLayerNum(layerNum);
// Configure the color, etc. of the line
currLine.SetPrimaryMaterial(new Material(lMat));
if (lMat_texture)
{
currLine.SetSecondaryMaterial(new Material(lMat_texture));
}
currLine.SetWidth(paintLineThickness);
currLine.SetColor(colorPicker.GetColor());
// Keep track of the last point on the line
prevPaintPoint = firstPoint;
// Add to history and increment index
Debug.Log("Adding History 1");
int index = GetComponent <PaintController> ().drawingHistoryIndex;
index++;
Debug.Log("Adding History 2");
paintBrushSceneObject.GetComponent <DrawingHistoryManager> ().addDrawingCommand(index, 0, firstPoint, currLine.GetColor(), paintLineThickness, lMat, lMat_texture, layerNum);
Debug.Log("Adding History 3");
GetComponent <PaintController>().drawingHistoryIndex = index;
Debug.Log("Done Adding History");
// Make sure the trail is off
if (brushTipObject.activeSelf)
{
brushTipObject.GetComponent <TrailRenderer>().enabled = false;
}
}