private void DoPackSpritesFolder()
{
GUILayout.BeginVertical(SubGroupStyleName);
ShowTitle("指定文件夹Pack Sprite");
CreateDropTextField("Sprites文件夹：", ref mInputPath);
string[] tSpriteAssets = AssetDatabase.FindAssets("t:Sprite", new string[] { mInputPath });
if (tSpriteAssets != null &&
tSpriteAssets.Length > 0)
{
int tCnt = tSpriteAssets.Length;
string btnLabel = string.Format("==Pack {0} Sprites==", tCnt);
if (GUILayout.Button(btnLabel))
{
if (string.IsNullOrEmpty(mOutputPath))
{
ShowNotification(new GUIContent("请指定输出路径"));
return;
}
if (string.IsNullOrEmpty(mPackName))
{
ShowNotification(new GUIContent("请指定输出文件的名字"));
return;
}
Sprite[] tSprites = new Sprite[tCnt];
int i = 0;
foreach (string guid in tSpriteAssets)
{
string path = AssetDatabase.GUIDToAssetPath(guid);
foreach (Object asset in AssetDatabase.LoadAllAssetsAtPath(path))
{
Sprite sprite = asset as Sprite;
if (sprite != null)
{
tSprites[i++] = sprite;
}
}
}
SimplePacker.Pack(tSprites, (int)mWidthType, (int)mHeightType, out mPackTextureAttrSet);
WriteResult(mOutputPath, mPackName, mPackTextureFormat, ref mPackTextureAttrSet);
AssetDatabase.SaveAssets();
AssetDatabase.Refresh();
//显示引用的图片
if (mPackTextureAttrSet != null)
{
mPackTexture = mPackTextureAttrSet.packTexture;
}
}
}
GUILayout.EndVertical();
}
private void DoPackSprites()
{
GUILayout.BeginVertical(SubGroupStyleName);
ShowTitle("指定Pack Sprite");
CreateIntField("Sprite数目：", ref mSpriteCount);
if (mSpriteCount <= 0)
{
mRawSprites = null;
}
else
{
if (mRawSprites == null || mRawSprites.Length != mSpriteCount)
{
Sprite[] tSprites = new Sprite[mSpriteCount];
for (int i = 0; i < mSpriteCount && mRawSprites != null && i < mRawSprites.Length; ++i)
{
tSprites[i] = mRawSprites[i];
}
mRawSprites = tSprites;
}
}
for (int i = 0; i < mSpriteCount; ++i)
{
GUILayout.BeginHorizontal(SubGroupStyleName);
CreateSpriteField("Sprite：", ref mRawSprites[i]);
GUILayout.EndHorizontal();
}
string btnLabel = string.Format("==Pack {0} Sprites==", mSpriteCount);
if (GUILayout.Button(btnLabel) && mSpriteCount > 0)
{
if (string.IsNullOrEmpty(mOutputPath))
{
ShowNotification(new GUIContent("请指定输出路径"));
return;
}
if (string.IsNullOrEmpty(mPackName))
{
ShowNotification(new GUIContent("请指定输出文件的名字"));
return;
}
SimplePacker.Pack(mRawSprites, (int)mWidthType, (int)mHeightType, out mPackTextureAttrSet);
WriteResult(mOutputPath, mPackName, mPackTextureFormat, ref mPackTextureAttrSet);
AssetDatabase.SaveAssets();
AssetDatabase.Refresh();
//显示引用的图片
mPackTexture = mPackTextureAttrSet.packTexture;
}
GUILayout.EndVertical();
}
private static void WriteResult(
string folder,
string fileName,
TextureImporterFormat texImportFormat,
ref PackTextureAttrSet packTextureAttrSet
)
{
if (string.IsNullOrEmpty(folder) ||
string.IsNullOrEmpty(fileName) ||
packTextureAttrSet == null ||
packTextureAttrSet.packTexture == null ||
packTextureAttrSet.texVertexAttrList == null ||
packTextureAttrSet.texVertexAttrList.Count == 0)
{
return;
}
if (!Directory.Exists(folder))
{
Directory.CreateDirectory(folder);
}
//写纹理
string texPath = string.Format("{0}/{1}.png", folder, fileName);
//写纹理
File.WriteAllBytes(texPath, packTextureAttrSet.packTexture.EncodeToPNG());
AssetDatabase.ImportAsset(texPath, ImportAssetOptions.ForceSynchronousImport | ImportAssetOptions.ForceUpdate);
//关联
Texture2D tPackTexture = AssetDatabase.LoadAssetAtPath(texPath, typeof(Texture2D)) as Texture2D;
if (tPackTexture != null)
{
//设置为Sprite
TextureImporter importer = SimplePacker.GetTextureImporter(tPackTexture);
TextureImporterSettings settings = SimplePacker.GetTextureImporterSettings(tPackTexture);
if (importer != null &&
settings != null)
{
settings.ApplyTextureType(TextureImporterType.Advanced, false);
SimplePacker.SetTextureImporterSettings(tPackTexture, settings);
//要来回设置一下
settings.ApplyTextureType(TextureImporterType.Sprite, false);
settings.textureFormat = texImportFormat;
SimplePacker.SetTextureImporterSettings(tPackTexture, settings);
}
packTextureAttrSet.packTexture = tPackTexture;
packTextureAttrSet.packSprite = AssetDatabase.LoadAssetAtPath(texPath, typeof(Sprite)) as Sprite;
}
string attrSetPath = string.Format("{0}/{1}.asset", folder, fileName);
//存在就更新，不能创建，会丢失引用
PackTextureAttrSet tPacktextureAttrSet = AssetDatabase.LoadAssetAtPath(attrSetPath, typeof(PackTextureAttrSet)) as PackTextureAttrSet;
if (tPacktextureAttrSet != null)
{
tPacktextureAttrSet.CopyForm(packTextureAttrSet);
//修改引用为已经存在的Asset文件
packTextureAttrSet = tPacktextureAttrSet;
}
else
{
AssetDatabase.CreateAsset(packTextureAttrSet, attrSetPath);
}
}
