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/*
* GNU AFFERO GENERAL PUBLIC LICENSE
* Version 3, 19 November 2007
* Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
* Everyone is permitted to copy and distribute verbatim copies
* of this license document, but changing it is not allowed.
*/
using System;
using System.Drawing;
using System.Threading.Tasks;
using Emgu.CV;
using Emgu.CV.CvEnum;
using Emgu.CV.Structure;
using UVtools.Core.Extensions;
using UVtools.Core.FileFormats;
namespace UVtools.Core.Operations
{
[Serializable]
public class OperationRaftRelief : Operation
{
#region Enums
public enum RaftReliefTypes : byte
{
Relief,
Dimming,
Decimate
}
#endregion
#region Members
private RaftReliefTypes _reliefType = RaftReliefTypes.Relief;
private uint _maskLayerIndex;
private byte _ignoreFirstLayers;
private byte _brightness;
private byte _dilateIterations = 15;// +/- 1.5mm radius
private byte _wallMargin = 40; // +/- 2mm
private byte _holeDiameter = 80; // +/- 4mm
private byte _holeSpacing = 40; // +/- 2mm
#endregion
#region Overrides
public override string Title => "Raft relief";
public override string Description =>
"Relief raft by adding holes in between to reduce FEP suction, save resin and easier to remove the prints.";
public override string ConfirmationText =>
$"relief the raft";
public override string ProgressTitle =>
$"Relieving raft";
public override string ProgressAction => "Relieved layers";
public override Enumerations.LayerRangeSelection StartLayerRangeSelection =>
Enumerations.LayerRangeSelection.None;
public override string ToString()
{
var result = $"[{_reliefType}] [Mask layer: {_maskLayerIndex}] [Ignore: {_ignoreFirstLayers}] [B: {_brightness}] [Dilate: {_dilateIterations}] [Wall margin: {_wallMargin}] [Hole diameter: {_holeDiameter}] [Hole spacing: {_holeSpacing}]";
if (!string.IsNullOrEmpty(ProfileName)) result = $"{ProfileName}: {result}";
return result;
}
#endregion
#region Constructor
public OperationRaftRelief() { }
public OperationRaftRelief(FileFormat slicerFile) : base(slicerFile) { }
#endregion
#region Properties
public static Array RaftReliefItems => Enum.GetValues(typeof(RaftReliefTypes));
public RaftReliefTypes ReliefType
{
get => _reliefType;
set
{
if(!RaiseAndSetIfChanged(ref _reliefType, value)) return;
RaisePropertyChanged(nameof(IsRelief));
RaisePropertyChanged(nameof(IsDimming));
RaisePropertyChanged(nameof(IsDecimate));
}
}
public bool IsRelief => _reliefType == RaftReliefTypes.Relief;
public bool IsDimming => _reliefType == RaftReliefTypes.Dimming;
public bool IsDecimate => _reliefType == RaftReliefTypes.Decimate;
public uint MaskLayerIndex
{
get => _maskLayerIndex;
set => RaiseAndSetIfChanged(ref _maskLayerIndex, value);
}
public byte IgnoreFirstLayers
{
get => _ignoreFirstLayers;
set => RaiseAndSetIfChanged(ref _ignoreFirstLayers, value);
}
public byte Brightness
{
get => _brightness;
set
{
if (!RaiseAndSetIfChanged(ref _brightness, value)) return;
RaisePropertyChanged(nameof(BrightnessPercent));
}
}
public decimal BrightnessPercent => Math.Round(_brightness * 100 / 255M, 2);
public byte DilateIterations
{
get => _dilateIterations;
set => RaiseAndSetIfChanged(ref _dilateIterations, value);
}
public byte WallMargin
{
get => _wallMargin;
set => RaiseAndSetIfChanged(ref _wallMargin, value);
}
public byte HoleDiameter
{
get => _holeDiameter;
set => RaiseAndSetIfChanged(ref _holeDiameter, value);
}
public byte HoleSpacing
{
get => _holeSpacing;
set => RaiseAndSetIfChanged(ref _holeSpacing, value);
}
#endregion
#region Equality
protected bool Equals(OperationRaftRelief other)
{
return _reliefType == other._reliefType && _maskLayerIndex == other._maskLayerIndex && _ignoreFirstLayers == other._ignoreFirstLayers && _brightness == other._brightness && _dilateIterations == other._dilateIterations && _wallMargin == other._wallMargin && _holeDiameter == other._holeDiameter && _holeSpacing == other._holeSpacing;
}
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj)) return false;
if (ReferenceEquals(this, obj)) return true;
if (obj.GetType() != this.GetType()) return false;
return Equals((OperationRaftRelief) obj);
}
public override int GetHashCode()
{
return HashCode.Combine((int) _reliefType, _maskLayerIndex, _ignoreFirstLayers, _brightness, _dilateIterations, _wallMargin, _holeDiameter, _holeSpacing);
}
#endregion
#region Methods
protected override bool ExecuteInternally(OperationProgress progress)
{
progress.ItemCount = 0;
const uint minSupportsRequired = 5;
const uint maxLayerCount = 1000;
Mat supportsMat = null;
var anchor = new Point(-1, -1);
var kernel = CvInvoke.GetStructuringElement(ElementShape.Rectangle, new Size(3, 3), anchor);
uint firstSupportLayerIndex = _maskLayerIndex;
if (firstSupportLayerIndex <= 0)
{
uint layerCount = Math.Min(SlicerFile.LayerCount, maxLayerCount);
progress.Reset("Tracing raft", layerCount, firstSupportLayerIndex);
for (; firstSupportLayerIndex < layerCount; firstSupportLayerIndex++)
{
if (progress.Token.IsCancellationRequested) return false;
progress++;
supportsMat = GetRoiOrDefault(SlicerFile[firstSupportLayerIndex].LayerMat);
var circles = CvInvoke.HoughCircles(supportsMat, HoughModes.Gradient, 1, 5, 80, 35, 5, 200);
if (circles.Length >= minSupportsRequired) break;
supportsMat.Dispose();
supportsMat = null;
}
}
else
{
supportsMat = GetRoiOrDefault(SlicerFile[firstSupportLayerIndex].LayerMat);
}
if (supportsMat is null || /*firstSupportLayerIndex == 0 ||*/ _ignoreFirstLayers >= firstSupportLayerIndex) return false;
Mat patternMat = null;
if (DilateIterations > 0)
{
CvInvoke.Dilate(supportsMat, supportsMat,
CvInvoke.GetStructuringElement(ElementShape.Rectangle, new Size(3, 3), new Point(-1, -1)),
new Point(-1, -1), DilateIterations, BorderType.Reflect101, new MCvScalar());
}
var color = new MCvScalar(255 - Brightness);
switch (ReliefType)
{
case RaftReliefTypes.Relief:
patternMat = EmguExtensions.InitMat(supportsMat.Size);
int shapeSize = HoleDiameter + HoleSpacing;
using (var shape = EmguExtensions.InitMat(new Size(shapeSize, shapeSize)))
{
int center = HoleDiameter / 2;
//int centerTwo = operation.HoleDiameter + operation.HoleSpacing + operation.HoleDiameter / 2;
int radius = center;
CvInvoke.Circle(shape, new Point(shapeSize / 2, shapeSize / 2), radius, color, -1);
CvInvoke.Circle(shape, new Point(0, 0), radius / 2, color, -1);
CvInvoke.Circle(shape, new Point(0, shapeSize), radius / 2, color, -1);
CvInvoke.Circle(shape, new Point(shapeSize, 0), radius / 2, color, -1);
CvInvoke.Circle(shape, new Point(shapeSize, shapeSize), radius / 2, color, -1);
CvInvoke.Repeat(shape, supportsMat.Height / shape.Height + 1, supportsMat.Width / shape.Width + 1, patternMat);
patternMat = new Mat(patternMat, new Rectangle(0, 0, supportsMat.Width, supportsMat.Height));
}
break;
case RaftReliefTypes.Dimming:
patternMat = EmguExtensions.InitMat(supportsMat.Size, color);
break;
}
progress.Reset(ProgressAction, firstSupportLayerIndex - _ignoreFirstLayers);
Parallel.For(_ignoreFirstLayers, firstSupportLayerIndex, layerIndex =>
{
if (progress.Token.IsCancellationRequested) return;
using var result = SlicerFile[layerIndex].LayerMat;
using var original = result.Clone();
var target = GetRoiOrDefault(result);
switch (ReliefType)
{
case RaftReliefTypes.Relief:
case RaftReliefTypes.Dimming:
using (Mat mask = new Mat())
{
/*CvInvoke.Subtract(target, supportsMat, mask);
CvInvoke.Erode(mask, mask, kernel, anchor, operation.WallMargin, BorderType.Reflect101, new MCvScalar());
CvInvoke.Subtract(target, patternMat, target, mask);*/
CvInvoke.Erode(target, mask, kernel, anchor, WallMargin, BorderType.Reflect101,
default);
CvInvoke.Subtract(mask, supportsMat, mask);
CvInvoke.Subtract(target, patternMat, target, mask);
}
break;
case RaftReliefTypes.Decimate:
supportsMat.CopyTo(target);
break;
}
ApplyMask(original, result);
SlicerFile[layerIndex].LayerMat = result;
progress.LockAndIncrement();
});
supportsMat.Dispose();
patternMat?.Dispose();
return !progress.Token.IsCancellationRequested;
}
#endregion
}
}
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