little optimize asset size of disk

Assets/FlashTools/Scripts/Internal/Editor/Postprocessors/SwfAssetPostprocessor.cs

@@ -31,10 +31,10 @@ namespace FlashTools.Internal {
 					asset.Atlas = atlas_asset;
 					ConfigureAtlas(asset);
 					ConfigureClips(asset);
+					ConfigureAssetClips(asset);
 					EditorUtility.SetDirty(asset);
 					AssetDatabase.SaveAssets();
 				}
-				ConfigureAssetClips(asset);
 			} catch ( Exception e ) {
 				Debug.LogErrorFormat(
 					"Postprocess swf asset error: {0}",
@@ -230,7 +230,7 @@ namespace FlashTools.Internal {
 							+1.0f / asset.Settings.PixelsPerUnit,
 							-1.0f / asset.Settings.PixelsPerUnit,
 							+1.0f / asset.Settings.PixelsPerUnit)) *
-						inst.Matrix;
+						inst.Matrix.ToUnityMatrix();
 
 					baked_vertices.Add(matrix.MultiplyPoint3x4(v0));
 					baked_vertices.Add(matrix.MultiplyPoint3x4(v1));
@@ -315,6 +315,7 @@ namespace FlashTools.Internal {
 			mesh.SetUVs(1, baked_addcolors);
 			mesh.SetColors(baked_mulcolors);
 			mesh.RecalculateNormals();
+			mesh.Optimize();
 
 			return new SwfClipAsset.Frame{
 				Mesh      = mesh,

Assets/FlashTools/Scripts/Internal/Editor/Postprocessors/SwfPostprocessor.cs

@@ -152,7 +152,7 @@ namespace FlashTools.Internal {
 									Type       = frame_inst_type,
 									ClipDepth  = (ushort)frame_inst_clip_depth,
 									Bitmap     = bitmap_id,
-									Matrix     = child_matrix * bitmap_matrix.ToUnityMatrix(),
+									Matrix     = SwfMatrixData.FromUnityMatrix(child_matrix * bitmap_matrix.ToUnityMatrix()),
 									ColorTrans = child_color_transform});
 								if ( parent_mask > 0 ) {
 									parent_masks.Add(frame.Instances[frame.Instances.Count - 1]);

Assets/FlashTools/Scripts/SwfAsset.cs

@@ -3,6 +3,49 @@ using FlashTools.Internal;
 using System.Collections.Generic;
 
 namespace FlashTools {
+	[System.Serializable]
+	public struct SwfMatrixData {
+		public float ScX;
+		public float ScY;
+		public float SkX;
+		public float SkY;
+		public float TrX;
+		public float TrY;
+
+		public static SwfMatrixData identity {
+			get {
+				return new SwfMatrixData{
+					ScX = 1.0f,
+					ScY = 1.0f,
+					SkX = 0.0f,
+					SkY = 0.0f,
+					TrX = 0.0f,
+					TrY = 0.0f};
+			}
+		}
+
+		public static SwfMatrixData FromUnityMatrix(Matrix4x4 mat) {
+			return new SwfMatrixData{
+				ScX = mat.m00,
+				ScY = mat.m11,
+				SkX = mat.m10,
+				SkY = mat.m01,
+				TrX = mat.m03,
+				TrY = mat.m13};
+		}
+
+		public Matrix4x4 ToUnityMatrix() {
+			var mat = Matrix4x4.identity;
+			mat.m00 = ScX;
+			mat.m11 = ScY;
+			mat.m10 = SkX;
+			mat.m01 = SkY;
+			mat.m03 = TrX;
+			mat.m13 = TrY;
+			return mat;
+		}
+	}
+
 	[System.Serializable]
 	public struct SwfColorTransData {
 		public Vector4 Mul;
@@ -44,7 +87,7 @@ namespace FlashTools {
 		public Types                 Type       = Types.Group;
 		public ushort                ClipDepth  = 0;
 		public ushort                Bitmap     = 0;
-		public Matrix4x4             Matrix     = Matrix4x4.identity;
+		public SwfMatrixData         Matrix     = SwfMatrixData.identity;
 		public SwfColorTransData     ColorTrans = SwfColorTransData.identity;
 	}