/// <summary>
/// 获取SpriteAtlas中所有图片的相对地址
/// </summary>
public static List <string> GetAllSprites(SpriteAtlas atlas, string match = "")
{
Object[] objs = SpriteAtlasExtensions.GetPackables(atlas);
List <string> result = new List <string>();
for (int i = 0; i < objs.Length; i++)
{
var path = AssetDatabase.GetAssetPath(objs[i]);
string[] sprite_guides = AssetDatabase.FindAssets("t:" + typeof(Sprite).Name, new string[] { path });
foreach (var item in sprite_guides)
{
string sprite = AssetDatabase.GUIDToAssetPath(item);
if (!result.Contains(sprite))
{
if (string.IsNullOrEmpty(match))
{
result.Add(sprite);
}
else
{
if (sprite.GetFileNameByPathWithoutExtention().Contains(match))
{
result.Add(sprite);
}
}
}
}
}
return(result);
}
public static List <Sprite> GetSpritesByAtlas(SpriteAtlas spriteAtlas)
{
List <Sprite> sprites = new List <Sprite>();
foreach (Object asset in SpriteAtlasExtensions.GetPackables(spriteAtlas))
{
string path = AssetDatabase.GetAssetOrScenePath(asset);
if (System.IO.Directory.Exists(path))
{
foreach (string filePath in System.IO.Directory.GetFiles(path, "*", System.IO.SearchOption.AllDirectories))
{
sprites.AddRange(GetSpritesByFile(filePath));
}
}
else
{
sprites.AddRange(GetSpritesByFile(path));
}
}
return(sprites);
}
static void HandleSpriteAtlasFormat(HashSet <string> atlasFiles)
{
string[] atlasFileArray = new string[ATLAS_TYPE_NUMBER];
SpriteAtlas[] spriteAtlasArray = new SpriteAtlas[ATLAS_TYPE_NUMBER];
SpriteAtlasPackingSettings[] packingSettingsArray = new SpriteAtlasPackingSettings[ATLAS_TYPE_NUMBER];
SpriteAtlasTextureSettings[] textureSettingsArray = new SpriteAtlasTextureSettings[ATLAS_TYPE_NUMBER];
Dictionary <string, TextureImporterPlatformSettings>[] platformSettingsDictArray = new Dictionary <string, TextureImporterPlatformSettings> [ATLAS_TYPE_NUMBER];
platformSettingsDictArray[0] = new Dictionary <string, TextureImporterPlatformSettings>();
platformSettingsDictArray[1] = new Dictionary <string, TextureImporterPlatformSettings>();
foreach (string file in atlasFiles)
{
if (file.EndsWith(LOW_ATLAS_SUFFIX))
{
continue;
}
atlasFileArray[0] = file;
atlasFileArray[1] = file.Replace(EditorResourcePaths.ATLAS_SUFFIX, LOW_ATLAS_SUFFIX);
for (int i = 0; i < ATLAS_TYPE_NUMBER; i++)
{
spriteAtlasArray[i] = AssetDatabase.LoadAssetAtPath <SpriteAtlas>(atlasFileArray[i]);
packingSettingsArray[i] = SpriteAtlasExtensions.GetPackingSettings(spriteAtlasArray[i]);
textureSettingsArray[i] = SpriteAtlasExtensions.GetTextureSettings(spriteAtlasArray[i]);
foreach (string platform in PLATFORMS)
{
platformSettingsDictArray[i][platform] = SpriteAtlasExtensions.GetPlatformSettings(spriteAtlasArray[i], platform);
}
}
HashSet <string> spriteSet = EditorResourcePaths.GetDependencies(atlasFileArray, EditorResourcePaths.PNG_REGEX);
bool containAlpha = false;
foreach (string spriteFile in spriteSet)
{
Texture2D texture = EditorCommonUtils.ReadTexture(spriteFile);
if (ContainAlpha(texture))
{
containAlpha = true;
break;
}
}
for (int i = 0; i < ATLAS_TYPE_NUMBER; i++)
{
packingSettingsArray[i].enableRotation = false;
packingSettingsArray[i].enableTightPacking = false;
SetDefaultTextureSettings(ref textureSettingsArray[i]);
}
if (containAlpha)
{
SetPlatformTextureSettings(platformSettingsDictArray[0]["Default"], "Default", TextureImporterFormat.RGBA32);
SetPlatformTextureSettings(platformSettingsDictArray[0]["Standalone"], "Standalone", TextureImporterFormat.DXT5);
SetPlatformTextureSettings(platformSettingsDictArray[0]["Android"], "Android", TextureImporterFormat.ETC2_RGBA8);
SetPlatformTextureSettings(platformSettingsDictArray[0]["iPhone"], "iPhone", IOS_NEW_RGBA);
SetPlatformTextureSettings(platformSettingsDictArray[1]["Default"], "Default", TextureImporterFormat.RGBA32);
SetPlatformTextureSettings(platformSettingsDictArray[1]["Standalone"], "Standalone", TextureImporterFormat.DXT5Crunched);
SetPlatformTextureSettings(platformSettingsDictArray[1]["Android"], "Android", TextureImporterFormat.ETC2_RGBA8Crunched);
SetPlatformTextureSettings(platformSettingsDictArray[1]["iPhone"], "iPhone", TextureImporterFormat.PVRTC_RGBA4);
}
else
{
SetPlatformTextureSettings(platformSettingsDictArray[0]["Default"], "Default", TextureImporterFormat.RGB24);
SetPlatformTextureSettings(platformSettingsDictArray[0]["Standalone"], "Standalone", TextureImporterFormat.DXT1);
SetPlatformTextureSettings(platformSettingsDictArray[0]["Android"], "Android", TextureImporterFormat.ETC2_RGB4);
SetPlatformTextureSettings(platformSettingsDictArray[0]["iPhone"], "iPhone", TextureImporterFormat.PVRTC_RGB4);
SetPlatformTextureSettings(platformSettingsDictArray[1]["Default"], "Default", TextureImporterFormat.RGB24);
SetPlatformTextureSettings(platformSettingsDictArray[1]["Standalone"], "Standalone", TextureImporterFormat.DXT1Crunched);
SetPlatformTextureSettings(platformSettingsDictArray[1]["Android"], "Android", TextureImporterFormat.ETC_RGB4Crunched);
SetPlatformTextureSettings(platformSettingsDictArray[1]["iPhone"], "iPhone", TextureImporterFormat.PVRTC_RGB4);
}
for (int i = 0; i < ATLAS_TYPE_NUMBER; i++)
{
SpriteAtlasExtensions.SetIncludeInBuild(spriteAtlasArray[i], false);
SpriteAtlasExtensions.SetPackingSettings(spriteAtlasArray[i], packingSettingsArray[i]);
SpriteAtlasExtensions.SetTextureSettings(spriteAtlasArray[i], textureSettingsArray[i]);
foreach (string platform in PLATFORMS)
{
SpriteAtlasExtensions.SetPlatformSettings(spriteAtlasArray[i], platformSettingsDictArray[i][platform]);
}
}
SpriteAtlasExtensions.SetIsVariant(spriteAtlasArray[1], false);
SpriteAtlasExtensions.Remove(spriteAtlasArray[1], SpriteAtlasExtensions.GetPackables(spriteAtlasArray[1]));
SpriteAtlasExtensions.Add(spriteAtlasArray[1], SpriteAtlasExtensions.GetPackables(spriteAtlasArray[0]));
}
AssetDatabase.Refresh();
}
