public static TAMImageDiagram Combine(TAMImageDiagram first, TAMImageDiagram second)
{
return(new TAMImageDiagram()
{
_strokes = new List <TAMStroke>(first.Strokes).Union(second.Strokes).ToList()
});
}
public TAMImageDiagram Generate(TAMImageDiagram baseDiagram, TAMTone tone, TAMMipmapLevel mipmapLevel, int seed)
{
_strokesGenerator.ResetSeed(seed);
_random = new System.Random(seed);
var diagram = baseDiagram.Copy();
float currentCoverage = ComputeCoverage(diagram, mipmapLevel);
float targetCoverage = _generationConfiguration.TargetCoverages[tone];
while (targetCoverage > currentCoverage)
{
List <RankedPossibleStroke> possibleStrokes = new List <RankedPossibleStroke>();
for (int i = 0; i < _generationConfiguration.TriesCount[mipmapLevel]; i++)
{
TAMStroke newStroke = _strokesGenerator.CreateRandomStroke(new Vector2(_random.Next(), _random.Next()), tone);
RankedPossibleStroke rankedNewStroke = RankStroke(newStroke, diagram);
possibleStrokes.Add(rankedNewStroke);
}
var bestStroke = possibleStrokes.OrderBy(p => p.Rank).First();
diagram.AddStroke(bestStroke.Stroke);
currentCoverage = ComputeCoverage(diagram, mipmapLevel);
}
return(diagram);
}
public TAMImageDiagram Generate(TAMImageDiagram diagram, TAMTone tone, TAMMipmapLevel mipmapLevel, int seed)
{
List <Vector2> currentPoints = diagram.Strokes.Select(c => c.Center).ToList();
var newPoints = _sampler.Generate(_configuration.GenerationCount, _configuration.ExclusionZoneValues[tone][mipmapLevel],
seed, currentPoints);
return(new TAMImageDiagram(diagram.Strokes.Union(newPoints.Select(c => _strokesGenerator.CreateRandomStroke(c, tone))).ToList()));
}
private TAMImageDiagram GetPreviousToneImageDiagram(TAMTone tone, TAMMipmapLevel mipmapLevel)
{
if (tone.IsLowestTone)
{
return(TAMImageDiagram.CreateEmpty());
}
else
{
return(_columns[tone.LowerTone][mipmapLevel]);
}
}
private Image CreateSoleImage(TAMImageDiagram diagram, TAMMipmapLevel level)
{
var margin = _configuration.Margin;
var soleImageResolution = _configuration.SoleImagesResolutionPerLevel[level].ToFloatVec();
var soleImageResolutionWithMargins = soleImageResolution * (1 + margin * 2);
using (ImageFactory imageFactory = new ImageFactory(preserveExifData: true))
{
var factory = imageFactory.Load(_blankImage)
.Resize(new Size((int)soleImageResolutionWithMargins.x, (int)soleImageResolutionWithMargins.y));
foreach (var stroke in diagram.Strokes)
{
using (ImageFactory strokeFactory = new ImageFactory(true))
{
var strokeSizeInPixels = VectorUtils.MemberwiseMultiply(
new Vector2(stroke.Length, stroke.Height * _configuration.StrokeHeightMultiplierPerLevel[level]), soleImageResolution).ToIntVector2();
var rotation = Mathf.Rad2Deg * stroke.Rotation;
var rotatedStrokeImageFactory = strokeFactory.Load(_strokeImage)
.Resize(new ResizeLayer(new Size(strokeSizeInPixels.X, strokeSizeInPixels.Y), ResizeMode.Stretch))
.Rotate(rotation);
//if (stroke.Id == 1)
//{
// rotatedStrokeImageFactory = rotatedStrokeImageFactory.ReplaceColor(Color.Black, Color.Blue);
//}
var rotatedStrokeImage = rotatedStrokeImageFactory.Image;
var position = VectorUtils.MemberwiseMultiply(UvToMarginUv(stroke.Center), soleImageResolutionWithMargins).ToIntVector2();
//todo przelicz tu aby brac pod uwage multiplier
position -= new IntVector2(rotatedStrokeImage.Width / 2, rotatedStrokeImage.Height / 2);
factory = factory.Overlay(new ImageLayer()
{
Image = rotatedStrokeImage,
Opacity = 100,
Position = new Point(position.X, position.Y)
});
}
}
using (Stream stream = new MemoryStream())
{
factory.Save(stream);
return(Image.FromStream(stream));
}
}
}
private float ComputeCoverage(TAMImageDiagram diagram, TAMMipmapLevel mipmapLevel)
{
var areaSum = 0.0;
for (int i = 0; i < diagram.Strokes.Count; i++)
{
var currentStroke = diagram.Strokes[i];
var baseArea = Mathf.PI * Mathf.Pow(currentStroke.Length, 2) * 0.2; //todo
for (int k = 0; k < i; k++)
{
var otherStroke = diagram.Strokes[k];
var intersectionArea =
MyMathUtils.IntersectionAreaOfTwoCircles(currentStroke.Length, currentStroke.Center, otherStroke.Length, otherStroke.Center);
baseArea -= intersectionArea;
}
areaSum += Math.Max(0.001f, baseArea); //todo what to do with other mipmapLevels
}
return((float)areaSum);
}
private RankedPossibleStroke RankStroke(TAMStroke newStroke, TAMImageDiagram diagram)
{
// rank the bigger, the better
var distanceSum = 0f;
var intersectionArea = 0f;
foreach (var stroke in diagram.Strokes)
{
var intersection = MyMathUtils.IntersectionAreaOfTwoCircles(newStroke.Length, newStroke.Center, stroke.Length, stroke.Center);
intersectionArea += intersection;
distanceSum += Vector2.Distance(newStroke.Center, stroke.Center);
}
var intersectionPercent = intersectionArea / (Math.PI * Math.Pow(newStroke.Length, 2));
var rank = Mathf.Pow(distanceSum, (float)(2 - intersectionPercent));
return(new RankedPossibleStroke()
{
Rank = rank,
Stroke = newStroke
});
}
public TAMTemplate Generate(TAMTemplateSpecification specification)
{
_specification = specification;
_columns = new Dictionary <TAMTone, Dictionary <TAMMipmapLevel, TAMImageDiagram> >();
var seed = 0; //TODO
foreach (var tone in _specification.Tones)
{
_columns[tone] = new Dictionary <TAMMipmapLevel, TAMImageDiagram>();
foreach (var mipmapLevel in _specification.MipmapLevels)
{
var previousToneImageDiagram = GetPreviousToneImageDiagram(tone, mipmapLevel);
var previousLevelImageDiagram = GetPreviousLevelImageDiagram(tone, mipmapLevel);
var sumImageDiagram = TAMImageDiagram.Combine(previousLevelImageDiagram, previousToneImageDiagram);
var newImageDiagram = GenerateNewImageDiagram(sumImageDiagram, tone, mipmapLevel, seed);
AddNewImageDiagram(newImageDiagram, tone, mipmapLevel);
seed++;
}
}
UpdatePerMipmapLevelStrokeParameters();
return(new TAMTemplate(_columns));
}
public TAMImageDiagram UpdatePerMipmapLevelStrokeParameters(TAMImageDiagram diagram, TAMMipmapLevel level)
{
return(new TAMImageDiagram(diagram.Strokes.Select(c => _strokesGenerator.UpdatePerMipmapLevelStrokeParameters(c, level)).ToList()));
}
private void AddNewImageDiagram(TAMImageDiagram template, TAMTone tone, TAMMipmapLevel mipmapLevel)
{
_columns[tone][mipmapLevel] = template;
}
private TAMImageDiagram GenerateNewImageDiagram(TAMImageDiagram baseImageDiagram, TAMTone tone, TAMMipmapLevel mipmapLevel, int seed)
{
return(_imageDiagramGenerator.Generate(baseImageDiagram, tone, mipmapLevel, seed));
}
private List <Image> CreateSoleLayerImages(TAMImageDiagram diagram, TAMMipmapLevel level)
{
var margin = _configuration.Margin;
var soleImageResolution = _configuration.SoleImagesResolutionPerLevel[level];
var soleImageResolutionWithMargins = (soleImageResolution * (1 + margin * 2)).ToIntVector2();
var marginLength = (soleImageResolutionWithMargins - soleImageResolution) / 2;
var outImages = Enumerable.Range(0, _layersCount)
.Select(c => new Bitmap((int)soleImageResolutionWithMargins.X, (int)soleImageResolutionWithMargins.Y, PixelFormat.Format32bppPArgb))
.ToList();
var occupancyArray = new int[(int)soleImageResolutionWithMargins.X, (int)soleImageResolutionWithMargins.Y];
//Debug.Log($"OutiMages: {outImages[0].Size} || SoleImageResolution {soleImageResolution} Sole with margins {soleImageResolutionWithMargins}");
foreach (var stroke in diagram.Strokes)
{
using (ImageFactory strokeFactory = new ImageFactory(true))
{
var strokeSizeInPixels = VectorUtils.MemberwiseMultiply(
new Vector2(stroke.Length, stroke.Height * _configuration.StrokeHeightMultiplierPerLevel[level]), soleImageResolution.ToFloatVec()).ToIntVector2();
var rotation = Mathf.Rad2Deg * stroke.Rotation;
var rotatedStrokeImage = strokeFactory.Load(_strokeImage)
.Resize(new ResizeLayer(new Size(strokeSizeInPixels.X, strokeSizeInPixels.Y), ResizeMode.Stretch))
.Rotate(rotation).Image;
var imageWithId = AddIdToStrokeImage(rotatedStrokeImage, (uint)stroke.Id);
var position = VectorUtils.MemberwiseMultiply(UvToMarginUv(stroke.Center), soleImageResolutionWithMargins.ToFloatVec()).ToIntVector2();
position -= new IntVector2(rotatedStrokeImage.Width / 2, rotatedStrokeImage.Height / 2);
for (int x = 0; x < imageWithId.Size.Width; x++)
{
for (int y = 0; y < imageWithId.Size.Height; y++)
{
var inImagePosition = position + new IntVector2(x, y);
uint offsetBitX = 0;
uint offsetBitY = 0;
if (inImagePosition.X - marginLength.X / 2 >= soleImageResolution.X || inImagePosition.X - marginLength.X * 1.5 < 0)
{
offsetBitX = 1;
}
if (inImagePosition.Y - marginLength.Y / 2 >= soleImageResolution.Y || inImagePosition.Y - marginLength.Y * 1.5 < 0)
{
offsetBitY = 1;
}
inImagePosition.X = inImagePosition.X % soleImageResolutionWithMargins.X; //probably not needed
inImagePosition.Y = inImagePosition.Y % soleImageResolutionWithMargins.Y;
var strokePixel = imageWithId.GetPixel(x, y);
byte newGColor = (byte)((strokePixel.G | (offsetBitX << 6)) | offsetBitY << 7);
strokePixel = Color.FromArgb(strokePixel.A, strokePixel.R, newGColor, strokePixel.B);
if (strokePixel.A > 0)
{
var layerIndex = 0;
var occupancy = occupancyArray[inImagePosition.X, inImagePosition.Y];
if (occupancy != 0)
{
layerIndex = (occupancy) % _layersCount;
}
occupancyArray[inImagePosition.X, inImagePosition.Y]++;
if (!_configuration.UseSmoothAlpha)
{
var a = strokePixel.A;
if (a > 0)
{
a = 255;
}
strokePixel = Color.FromArgb(a, strokePixel.R, strokePixel.G, strokePixel.B);
}
if (!_configuration.UseDithering)
{
outImages[layerIndex].SetPixel(inImagePosition.X, inImagePosition.Y, strokePixel);
}
else
{
var oldPixel = outImages[layerIndex].GetPixel(inImagePosition.X, inImagePosition.Y);
if (_configuration.UseSmoothAlpha)
{
var oldAlpha = oldPixel.A;
var maxAlpha = Mathf.Max(oldAlpha, strokePixel.A);
strokePixel = Color.FromArgb(maxAlpha, strokePixel.R, strokePixel.G, strokePixel.B);
if (layerIndex != 0)
{
var layer0Pixel = outImages[0].GetPixel(inImagePosition.X, inImagePosition.Y);
var layer0OldAlpha = layer0Pixel.A;
if (layer0OldAlpha < strokePixel.A)
{
var newLayer0Pixel = Color.FromArgb(strokePixel.A, layer0Pixel.R, layer0Pixel.G, layer0Pixel.B);
outImages[0].SetPixel(inImagePosition.X, inImagePosition.Y, newLayer0Pixel);
}
}
}
var ditheringModuler = Mathf.CeilToInt((float)occupancy / _layersCount) + 1;
bool ditherPixelActive = (inImagePosition.X + inImagePosition.Y) % ditheringModuler == 0;
if (ditherPixelActive)
{
outImages[layerIndex].SetPixel(inImagePosition.X, inImagePosition.Y, strokePixel);
}
else
{
var updatedOldPixel = Color.FromArgb(strokePixel.A, oldPixel.R, oldPixel.G, oldPixel.B);
outImages[layerIndex].SetPixel(inImagePosition.X, inImagePosition.Y, updatedOldPixel);
}
}
}
}
}
}
}
return(outImages.Cast <Image>().ToList());
}
