106 lines
4.7 KiB
C#
106 lines
4.7 KiB
C#
using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Drawing.Imaging;
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namespace AssetStudio
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{
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public static class SpriteHelper
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{
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public static Bitmap GetImageFromSprite(Sprite m_Sprite)
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{
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if (m_Sprite.m_SpriteAtlas != null && m_Sprite.m_SpriteAtlas.TryGet(out var m_SpriteAtlas))
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{
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if (m_SpriteAtlas.m_RenderDataMap.TryGetValue(m_Sprite.m_RenderDataKey, out var spriteAtlasData) && spriteAtlasData.texture.TryGet(out var m_Texture2D))
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{
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return CutImage(m_Texture2D, spriteAtlasData.textureRect, m_Sprite, spriteAtlasData.settingsRaw);
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}
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}
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else
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{
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if (m_Sprite.texture.TryGet(out var m_Texture2D))
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{
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return CutImage(m_Texture2D, m_Sprite.textureRect, m_Sprite, m_Sprite.settingsRaw);
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}
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}
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return null;
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}
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private static Bitmap CutImage(Texture2D m_Texture2D, RectangleF textureRect, Sprite m_Sprite, SpriteSettings settingsRaw)
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{
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var texture2D = new Texture2DConverter(m_Texture2D);
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var originalImage = texture2D.ConvertToBitmap(false);
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if (originalImage != null)
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{
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using (originalImage)
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{
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var spriteImage = originalImage.Clone(textureRect, PixelFormat.Format32bppArgb);
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//RotateAndFlip
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switch (settingsRaw.packingRotation)
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{
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case SpritePackingRotation.kSPRFlipHorizontal:
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spriteImage.RotateFlip(RotateFlipType.RotateNoneFlipX);
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break;
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case SpritePackingRotation.kSPRFlipVertical:
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spriteImage.RotateFlip(RotateFlipType.RotateNoneFlipY);
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break;
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case SpritePackingRotation.kSPRRotate180:
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spriteImage.RotateFlip(RotateFlipType.Rotate180FlipNone);
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break;
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case SpritePackingRotation.kSPRRotate90:
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spriteImage.RotateFlip(RotateFlipType.Rotate270FlipNone);
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break;
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}
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/* TODO Tight
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* 2017之前没有PhysicsShape
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* 5.6之前使用vertices
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* 5.6需要使用VertexData
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*/
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if (settingsRaw.packingMode == SpritePackingMode.kSPMTight && m_Sprite.m_PhysicsShape?.Length > 0) //Tight
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{
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try
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{
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using (var brush = new TextureBrush(spriteImage))
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{
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using (var path = new GraphicsPath())
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{
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foreach (var p in m_Sprite.m_PhysicsShape)
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{
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path.AddPolygon(p);
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}
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using (var matr = new Matrix())
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{
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matr.Translate(m_Sprite.m_Rect.Width * m_Sprite.m_Pivot.X, m_Sprite.m_Rect.Height * m_Sprite.m_Pivot.Y);
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matr.Scale(m_Sprite.m_PixelsToUnits, m_Sprite.m_PixelsToUnits);
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path.Transform(matr);
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var bitmap = new Bitmap((int)textureRect.Width, (int)textureRect.Height);
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using (var graphic = Graphics.FromImage(bitmap))
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{
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graphic.FillPath(brush, path);
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bitmap.RotateFlip(RotateFlipType.RotateNoneFlipY);
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return bitmap;
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}
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}
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}
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}
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}
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catch
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{
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spriteImage = originalImage.Clone(textureRect, PixelFormat.Format32bppArgb);
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spriteImage.RotateFlip(RotateFlipType.RotateNoneFlipY);
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return spriteImage;
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}
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}
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//Rectangle
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spriteImage.RotateFlip(RotateFlipType.RotateNoneFlipY);
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return spriteImage;
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}
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}
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return null;
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}
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}
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}
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