private static bool GetBrushOutlineValues(Int32 brushNodeID,
ref Vector3[] vertices,
ref Int32[] visibleOuterLines,
ref Int32[] visibleInnerLines,
ref Int32[] invisibleOuteLines,
ref Int32[] invisibleInnerLines,
ref Int32[] invalidLines)
{
var brushInfo = CSGManager.GetBrushInfo(brushNodeID);
if (brushInfo == null)
{
return(false);
}
var brushOutline = brushInfo.brushOutline;
if (brushOutline == null ||
brushOutline.vertices == null ||
brushOutline.vertices.Length < 3)
{
return(false);
}
// TODO: once we switch to managed code, remove need to copy outlines
vertices = brushOutline.vertices.ToArray();
visibleOuterLines = brushOutline.brushOutline.visibleOuterLines.ToArray();
visibleInnerLines = brushOutline.brushOutline.visibleInnerLines.ToArray();
invisibleOuteLines = brushOutline.brushOutline.invisibleOuterLines.ToArray();
invisibleInnerLines = brushOutline.brushOutline.invisibleInnerLines.ToArray();
invalidLines = brushOutline.brushOutline.invalidLines.ToArray();
return(true);
}
private static bool GetSurfaceOutlineValues(Int32 brushNodeID,
Int32 surfaceID,
ref float3[] vertices,
ref Int32[] visibleOuterLines,
ref Int32[] visibleInnerLines,
ref Int32[] visibleTriangles,
ref Int32[] invisibleOuterLines,
ref Int32[] invisibleInnerLines,
ref Int32[] invalidLines)
{
var brushInfo = CSGManager.GetBrushInfo(brushNodeID);
if (brushInfo == null)
{
return(false);
}
if (brushInfo.brushOutlineDirty)
{
ChiselWireframe.UpdateOutline(brushNodeID);
brushInfo.brushOutlineDirty = false;
}
var brushOutline = brushInfo.brushOutline;
if (brushOutline == null ||
brushOutline.vertices == null ||
brushOutline.vertices.Length < 3)
{
return(false);
}
var surfaceOutlines = brushOutline.surfaceOutlines;
if (surfaceOutlines == null ||
surfaceID < 0 ||
surfaceID >= surfaceOutlines.Length)
{
return(false);
}
var surfaceOutline = surfaceOutlines[surfaceID];
// TODO: once we switch to managed code, remove need to copy outlines
vertices = brushOutline.vertices.ToArray();
visibleOuterLines = surfaceOutline.visibleOuterLines.ToArray();
visibleInnerLines = surfaceOutline.visibleInnerLines.ToArray();
visibleTriangles = surfaceOutline.visibleTriangles.ToArray();
invisibleOuterLines = surfaceOutline.invisibleOuterLines.ToArray();
invisibleInnerLines = surfaceOutline.invisibleInnerLines.ToArray();
invalidLines = surfaceOutline.invalidLines.ToArray();
return(true);
}
internal static void UpdateOutline(Int32 brushNodeID)
{
var brushInfo = CSGManager.GetBrushInfo(brushNodeID);
var brushMeshInstanceID = CSGManager.GetBrushMeshID(brushNodeID);
if (BrushMeshManager.IsBrushMeshIDValid(brushMeshInstanceID))
{
var brushMesh = BrushMeshManager.GetBrushMesh(brushMeshInstanceID);
brushInfo.brushOutline = CreateOutline(brushMesh);
}
else
{
if (brushInfo.brushOutline == null)
{
brushInfo.brushOutline = new BrushOutline();
}
brushInfo.brushOutline.Reset();
}
}
// TODO: generate outlines somewhere in managed code
private static UInt64 GetBrushOutlineGeneration(Int32 brushNodeID)
{
var brushInfo = CSGManager.GetBrushInfo(brushNodeID);
return(brushInfo.brushOutlineGeneration);
}
