private static Image <Bgra32> CutImage(Sprite m_Sprite, Texture2D m_Texture2D, Rectf textureRect, Vector2 textureRectOffset, float downscaleMultiplier, SpriteSettings settingsRaw)
{
var originalImage = m_Texture2D.ConvertToImage(false);
if (originalImage != null)
{
using (originalImage)
{
if (downscaleMultiplier > 0f && downscaleMultiplier != 1f)
{
var width = (int)(m_Texture2D.m_Width / downscaleMultiplier);
var height = (int)(m_Texture2D.m_Height / downscaleMultiplier);
originalImage.Mutate(x => x.Resize(width, height));
}
var rectX = (int)Math.Floor(textureRect.x);
var rectY = (int)Math.Floor(textureRect.y);
var rectRight = (int)Math.Ceiling(textureRect.x + textureRect.width);
var rectBottom = (int)Math.Ceiling(textureRect.y + textureRect.height);
rectRight = Math.Min(rectRight, originalImage.Width);
rectBottom = Math.Min(rectBottom, originalImage.Height);
var rect = new Rectangle(rectX, rectY, rectRight - rectX, rectBottom - rectY);
var spriteImage = originalImage.Clone(x => x.Crop(rect));
if (settingsRaw.packed == 1)
{
//RotateAndFlip
switch (settingsRaw.packingRotation)
{
case SpritePackingRotation.kSPRFlipHorizontal:
spriteImage.Mutate(x => x.Flip(FlipMode.Horizontal));
break;
case SpritePackingRotation.kSPRFlipVertical:
spriteImage.Mutate(x => x.Flip(FlipMode.Vertical));
break;
case SpritePackingRotation.kSPRRotate180:
spriteImage.Mutate(x => x.Rotate(180));
break;
case SpritePackingRotation.kSPRRotate90:
spriteImage.Mutate(x => x.Rotate(270));
break;
}
}
//Tight
if (settingsRaw.packingMode == SpritePackingMode.kSPMTight)
{
try
{
var triangles = GetTriangles(m_Sprite.m_RD);
var polygons = triangles.Select(x => new Polygon(new LinearLineSegment(x.Select(y => new PointF(y.X, y.Y)).ToArray()))).ToArray();
IPathCollection path = new PathCollection(polygons);
var matrix = Matrix3x2.CreateScale(m_Sprite.m_PixelsToUnits);
matrix *= Matrix3x2.CreateTranslation(m_Sprite.m_Rect.width * m_Sprite.m_Pivot.X - textureRectOffset.X, m_Sprite.m_Rect.height * m_Sprite.m_Pivot.Y - textureRectOffset.Y);
path = path.Transform(matrix);
var graphicsOptions = new GraphicsOptions
{
Antialias = false,
AlphaCompositionMode = PixelAlphaCompositionMode.DestOut
};
var options = new DrawingOptions
{
GraphicsOptions = graphicsOptions
};
using (var mask = new Image <Bgra32>(rect.Width, rect.Height, SixLabors.ImageSharp.Color.Black))
{
mask.Mutate(x => x.Fill(options, SixLabors.ImageSharp.Color.Red, path));
var bursh = new ImageBrush(mask);
spriteImage.Mutate(x => x.Fill(graphicsOptions, bursh));
spriteImage.Mutate(x => x.Flip(FlipMode.Vertical));
return(spriteImage);
}
}
catch
{
// ignored
}
}
//Rectangle
spriteImage.Mutate(x => x.Flip(FlipMode.Vertical));
return(spriteImage);
}
}
return(null);
}
public SpriteRenderData(ObjectReader reader)
{
var version = reader.version;
texture = new PPtr <Texture2D>(reader);
if (version[0] > 5 || (version[0] == 5 && version[1] >= 2)) //5.2 and up
{
alphaTexture = new PPtr <Texture2D>(reader);
}
if (version[0] >= 2019) //2019 and up
{
var secondaryTexturesSize = reader.ReadInt32();
secondaryTextures = new SecondarySpriteTexture[secondaryTexturesSize];
for (int i = 0; i < secondaryTexturesSize; i++)
{
secondaryTextures[i] = new SecondarySpriteTexture(reader);
}
}
if (version[0] > 5 || (version[0] == 5 && version[1] >= 6)) //5.6 and up
{
var m_SubMeshesSize = reader.ReadInt32();
m_SubMeshes = new SubMesh[m_SubMeshesSize];
for (int i = 0; i < m_SubMeshesSize; i++)
{
m_SubMeshes[i] = new SubMesh(reader);
}
m_IndexBuffer = reader.ReadUInt8Array();
reader.AlignStream();
m_VertexData = new VertexData(reader);
}
else
{
var verticesSize = reader.ReadInt32();
vertices = new SpriteVertex[verticesSize];
for (int i = 0; i < verticesSize; i++)
{
vertices[i] = new SpriteVertex(reader);
}
indices = reader.ReadUInt16Array();
reader.AlignStream();
}
if (version[0] >= 2018) //2018 and up
{
m_Bindpose = reader.ReadMatrixArray();
if (version[0] == 2018 && version[1] < 2) //2018.2 down
{
var m_SourceSkinSize = reader.ReadInt32();
for (int i = 0; i < m_SourceSkinSize; i++)
{
m_SourceSkin[i] = new BoneWeights4(reader);
}
}
}
textureRect = new Rectf(reader);
textureRectOffset = reader.ReadVector2();
if (version[0] > 5 || (version[0] == 5 && version[1] >= 6)) //5.6 and up
{
atlasRectOffset = reader.ReadVector2();
}
settingsRaw = new SpriteSettings(reader);
if (version[0] > 4 || (version[0] == 4 && version[1] >= 5)) //4.5 and up
{
uvTransform = reader.ReadVector4();
}
if (version[0] >= 2017) //2017 and up
{
downscaleMultiplier = reader.ReadSingle();
}
}
private static Bitmap CutImage(Texture2D m_Texture2D, Sprite m_Sprite, Rectf textureRect, Vector2 textureRectOffset, SpriteSettings settingsRaw)
{
var originalImage = m_Texture2D.ConvertToBitmap(false);
if (originalImage != null)
{
using (originalImage)
{
//var spriteImage = originalImage.Clone(textureRect, PixelFormat.Format32bppArgb);
var rectf = new RectangleF(textureRect.x, textureRect.y, textureRect.width, textureRect.height);
var rect = Rectangle.Round(rectf);
if (rect.Width == 0)
{
rect.Width = 1;
}
if (rect.Height == 0)
{
rect.Height = 1;
}
var spriteImage = new Bitmap(rect.Width, rect.Height, PixelFormat.Format32bppArgb);
var destRect = new Rectangle(0, 0, rect.Width, rect.Height);
using (var graphic = Graphics.FromImage(spriteImage))
{
graphic.DrawImage(originalImage, destRect, rect, GraphicsUnit.Pixel);
}
if (settingsRaw.packed == 1)
{
//RotateAndFlip
switch (settingsRaw.packingRotation)
{
case SpritePackingRotation.kSPRFlipHorizontal:
spriteImage.RotateFlip(RotateFlipType.RotateNoneFlipX);
break;
case SpritePackingRotation.kSPRFlipVertical:
spriteImage.RotateFlip(RotateFlipType.RotateNoneFlipY);
break;
case SpritePackingRotation.kSPRRotate180:
spriteImage.RotateFlip(RotateFlipType.Rotate180FlipNone);
break;
case SpritePackingRotation.kSPRRotate90:
spriteImage.RotateFlip(RotateFlipType.Rotate270FlipNone);
break;
}
}
//Tight
if (settingsRaw.packingMode == SpritePackingMode.kSPMTight)
{
try
{
var triangles = GetTriangles(m_Sprite.m_RD);
var points = triangles.Select(x => x.Select(y => new PointF(y.X, y.Y)).ToArray());
using (var path = new GraphicsPath())
{
foreach (var p in points)
{
path.AddPolygon(p);
}
using (var matr = new Matrix())
{
var version = m_Sprite.version;
if (version[0] < 5 ||
(version[0] == 5 && version[1] < 4) ||
(version[0] == 5 && version[1] == 4 && version[2] <= 1)) //5.4.1p3 down
{
matr.Translate(m_Sprite.m_Rect.width * 0.5f - textureRectOffset.X, m_Sprite.m_Rect.height * 0.5f - textureRectOffset.Y);
}
else
{
matr.Translate(m_Sprite.m_Rect.width * m_Sprite.m_Pivot.X - textureRectOffset.X, m_Sprite.m_Rect.height * m_Sprite.m_Pivot.Y - textureRectOffset.Y);
}
matr.Scale(m_Sprite.m_PixelsToUnits, m_Sprite.m_PixelsToUnits);
path.Transform(matr);
var bitmap = new Bitmap(rect.Width, rect.Height);
using (var graphic = Graphics.FromImage(bitmap))
{
using (var brush = new TextureBrush(spriteImage))
{
graphic.FillPath(brush, path);
bitmap.RotateFlip(RotateFlipType.RotateNoneFlipY);
spriteImage.Dispose();
return(bitmap);
}
}
}
}
}
catch
{
// ignored
}
}
//Rectangle
spriteImage.RotateFlip(RotateFlipType.RotateNoneFlipY);
return(spriteImage);
}
}
return(null);
}
