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Use ImageSharp to process textures

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Perfare
2021-06-27 07:33:20 +08:00
parent d963d71b12
commit bedee240be
17 changed files with 332 additions and 6242 deletions
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115
AssetStudioUtility/SpriteHelper.cs
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@ -1,15 +1,31 @@
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Drawing.Imaging;
using SixLabors.ImageSharp;
using SixLabors.ImageSharp.Drawing;
using SixLabors.ImageSharp.Drawing.Processing;
using SixLabors.ImageSharp.PixelFormats;
using SixLabors.ImageSharp.Processing;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Numerics;
namespace AssetStudio
{
public static class SpriteHelper
{
public static Bitmap GetImage(this Sprite m_Sprite)
public static MemoryStream GetImage(this Sprite m_Sprite, ImageFormat imageFormat)
{
var image = GetImage(m_Sprite);
if (image != null)
{
using (image)
{
return image.ConvertToStream(imageFormat);
}
}
return null;
}
public static Image GetImage(this Sprite m_Sprite)
{
if (m_Sprite.m_SpriteAtlas != null && m_Sprite.m_SpriteAtlas.TryGet(out var m_SpriteAtlas))
{
@ -28,46 +44,32 @@ namespace AssetStudio
return null;
}
private static Bitmap CutImage(Texture2D m_Texture2D, Sprite m_Sprite, Rectf textureRect, Vector2 textureRectOffset, SpriteSettings settingsRaw)
private static Image CutImage(Texture2D m_Texture2D, Sprite m_Sprite, Rectf textureRect, Vector2 textureRectOffset, SpriteSettings settingsRaw)
{
var originalImage = m_Texture2D.ConvertToBitmap(false);
var originalImage = m_Texture2D.ConvertToImage(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);
}
var rect = Rectangle.Ceiling(rectf);
var spriteImage = originalImage.Clone(x => x.Crop(rect));
if (settingsRaw.packed == 1)
{
//RotateAndFlip
switch (settingsRaw.packingRotation)
{
case SpritePackingRotation.kSPRFlipHorizontal:
spriteImage.RotateFlip(RotateFlipType.RotateNoneFlipX);
spriteImage.Mutate(x => x.Flip(FlipMode.Horizontal));
break;
case SpritePackingRotation.kSPRFlipVertical:
spriteImage.RotateFlip(RotateFlipType.RotateNoneFlipY);
spriteImage.Mutate(x => x.Flip(FlipMode.Vertical));
break;
case SpritePackingRotation.kSPRRotate180:
spriteImage.RotateFlip(RotateFlipType.Rotate180FlipNone);
spriteImage.Mutate(x => x.Rotate(180));
break;
case SpritePackingRotation.kSPRRotate90:
spriteImage.RotateFlip(RotateFlipType.Rotate270FlipNone);
spriteImage.Mutate(x => x.Rotate(270));
break;
}
}
@ -78,41 +80,32 @@ namespace AssetStudio
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())
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);
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
{
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;
}
}
}
matrix *= Matrix3x2.CreateTranslation(m_Sprite.m_Rect.width * 0.5f - textureRectOffset.X, m_Sprite.m_Rect.height * 0.5f - textureRectOffset.Y);
}
else
{
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 options = new DrawingOptions
{
GraphicsOptions = new GraphicsOptions()
{
AlphaCompositionMode = PixelAlphaCompositionMode.DestOut
}
};
var rectP = new RectangularPolygon(0, 0, rect.Width, rect.Height);
spriteImage.Mutate(x => x.Fill(options, SixLabors.ImageSharp.Color.Red, rectP.Clip(path)));
spriteImage.Mutate(x => x.Flip(FlipMode.Vertical));
return spriteImage;
}
catch
{
@ -121,7 +114,7 @@ namespace AssetStudio
}
//Rectangle
spriteImage.RotateFlip(RotateFlipType.RotateNoneFlipY);
spriteImage.Mutate(x => x.Flip(FlipMode.Vertical));
return spriteImage;
}
}