// Creates a new optimized/fixed brushMesh based on the brushMesh inside of the generator
// this will not be copied to the generator until the current operation is complete.
// This prevents, for example, dragging an edge over another edge DURING a dragging operation messing things up.
void UpdateEditableOutline(ChiselBrush generator, float3[] vertices)
{
generatorModified = true;
var outline = activeOutlines[generator];
var internalBrushMesh = new BrushMesh(outline.brushMesh);
// Removes infinitely thin polygons (for instance, when snapping edges to edges)
internalBrushMesh.RemoveDegenerateTopology(out outline.edgeRemap, out outline.polygonRemap);
internalBrushMesh.CalculatePlanes();
// If the brush is concave, we set the generator to not be valid, so that when we commit, it will be reverted
generator.definition.ValidState = !internalBrushMesh.IsConcave() && // TODO: eventually allow concave shapes
!internalBrushMesh.IsSelfIntersecting() &&
internalBrushMesh.HasVolume();
generator.definition.brushOutline = internalBrushMesh;
generator.OnValidate();
outline.Rebuild();
}
// Creates a new optimized/fixed brushMesh based on the brushMesh inside of the generator
// this will not be copied to the generator until the current operation is complete.
// This prevents, for example, dragging an edge over another edge DURING a dragging operation messing things up.
void UpdateEditableOutline(ChiselBrushComponent generator)
{
generatorModified = true;
var outline = activeOutlines[generator];
var internalBrushMesh = new BrushMesh(outline.brushMesh);
// Removes infinitely thin polygons (for instance, when snapping edges to edges)
internalBrushMesh.RemoveDegenerateTopology(out outline.edgeRemap, out outline.polygonRemap);
internalBrushMesh.CalculatePlanes();
// If the brush is concave, we set the generator to not be valid, so that when we commit, it will be reverted
generator.definition.ValidState = internalBrushMesh.HasVolume() && // TODO: implement this, so we know if a brush is a 0D/1D/2D shape
!internalBrushMesh.IsConcave() && // TODO: eventually allow concave shapes
!internalBrushMesh.IsSelfIntersecting(); // TODO: in which case this needs to be implemented
generator.definition.brushOutline = internalBrushMesh;
generator.definition.EnsurePlanarPolygons();
generator.OnValidate();
outline.Rebuild();
}