public virtual void OnGroupAtlases(BuildTarget target, PackerJob job, int[] textureImporterInstanceIDs)
{
atlasDict.Clear();
foreach (int instanceId in textureImporterInstanceIDs)
{
TextureImporter ti = EditorUtility.InstanceIDToObject(instanceId) as TextureImporter;
if (ti == true)
{
ti.mipmapEnabled = false;
AssetDatabase.ImportAsset(ti.assetPath);
}
if (!atlasDict.ContainsKey(ti.spritePackingTag))
{
atlasDict[ti.spritePackingTag] = new List <string>();
}
atlasDict[ti.spritePackingTag].Add(ti.assetPath);
}
foreach (string atlasName in atlasDict.Keys)
{
job.AddAtlas(atlasName, GetAtlasSetting(target));
foreach (string path in atlasDict[atlasName])
{
Sprite sprite = AssetDatabase.LoadAssetAtPath <Sprite>(path);
if (sprite == null)
{
continue;
}
job.AssignToAtlas(atlasName, sprite, SpritePackingMode.Rectangle, SpritePackingRotation.None);
}
}
}
public void OnGroupAtlases(BuildTarget target, PackerJob job, int[] textureImporterInstanceIDs)
{
List <Entry> entries = new List <Entry>();
foreach (int instanceID in textureImporterInstanceIDs)
{
TextureImporter ti = EditorUtility.InstanceIDToObject(instanceID) as TextureImporter;
TextureFormat textureFormat;
ColorSpace colorSpace;
int compressionQuality;
ti.ReadTextureImportInstructions(target, out textureFormat, out colorSpace, out compressionQuality);
TextureImporterSettings tis = new TextureImporterSettings();
ti.ReadTextureSettings(tis);
Sprite[] sprites = AssetDatabase.LoadAllAssetRepresentationsAtPath(ti.assetPath).Select(x => x as Sprite).Where(x => x != null).ToArray();
foreach (Sprite sprite in sprites)
{
//在这里设置每个图集的参数
Entry entry = new Entry();
entry.sprite = sprite;
entry.settings.format = textureFormat;
entry.settings.colorSpace = colorSpace;
entry.settings.compressionQuality = compressionQuality;
entry.settings.filterMode = Enum.IsDefined(typeof(FilterMode), ti.filterMode) ? ti.filterMode : FilterMode.Bilinear;
entry.settings.maxWidth = ti.maxTextureSize;
entry.settings.maxHeight = ti.maxTextureSize;
entry.atlasName = ParseAtlasName(ti.spritePackingTag);
entry.packingMode = GetPackingMode(ti.spritePackingTag, tis.spriteMeshType);
entries.Add(entry);
}
Resources.UnloadAsset(ti);
}
// First split sprites into groups based on atlas name
var atlasGroups =
from e in entries
group e by e.atlasName;
foreach (var atlasGroup in atlasGroups)
{
int page = 0;
// Then split those groups into smaller groups based on texture settings
var settingsGroups =
from t in atlasGroup
group t by t.settings;
foreach (var settingsGroup in settingsGroups)
{
string atlasName = atlasGroup.Key;
if (settingsGroups.Count() > 1)
{
atlasName += string.Format(" (Group {0})", page);
}
job.AddAtlas(atlasName, settingsGroup.Key);
foreach (Entry entry in settingsGroup)
{
job.AssignToAtlas(atlasName, entry.sprite, entry.packingMode, SpritePackingRotation.None);
}
++page;
}
}
}
} // end IsCompressedFormat
public void OnGroupAtlases(BuildTarget target, PackerJob job, int[] textureImporterInstanceIDs)
{
List <Entry> entries = new List <Entry>();
foreach (int instanceID in textureImporterInstanceIDs)
{
TextureImporter ti = EditorUtility.InstanceIDToObject(instanceID) as TextureImporter;
TextureFormat desiredFormat;
ColorSpace colorSpace;
int compressionQuality;
ti.ReadTextureImportInstructions(target, out desiredFormat, out colorSpace, out compressionQuality);
TextureImporterSettings tis = new TextureImporterSettings();
ti.ReadTextureSettings(tis);
Sprite[] sprites =
AssetDatabase.LoadAllAssetRepresentationsAtPath(ti.assetPath)
.Select(x => x as Sprite)
.Where(x => x != null)
.ToArray();
foreach (Sprite sprite in sprites)
{
Entry entry = new Entry();
entry.sprite = sprite;
entry.settings.format = desiredFormat;
entry.settings.colorSpace = colorSpace;
// Use Compression Quality for Grouping later only for Compressed Formats. Otherwise leave it Empty.
entry.settings.compressionQuality = IsCompressedFormat(desiredFormat) ? compressionQuality : 0;
entry.settings.filterMode = Enum.IsDefined(typeof(FilterMode), ti.filterMode)
? ti.filterMode
: FilterMode.Bilinear;
entry.settings.maxWidth = 1024;
entry.settings.maxHeight = 1024;
entry.settings.generateMipMaps = ti.mipmapEnabled;
entry.settings.enableRotation = AllowRotationFlipping;
if (ti.mipmapEnabled)
{
entry.settings.paddingPower = kDefaultPaddingPower;
}
else
{
entry.settings.paddingPower = (uint)EditorSettings.spritePackerPaddingPower;
} // end if
#if ENABLE_ANDROID_ATLAS_ETC1_COMPRESSION
entry.settings.allowsAlphaSplitting = ti.GetAllowsAlphaSplitting();
#endif //ENABLE_ANDROID_ATLAS_ETC1_COMPRESSION
entry.atlasName = ParseAtlasName(ti.spritePackingTag);
entry.packingMode = GetPackingMode(ti.spritePackingTag, tis.spriteMeshType);
entry.anisoLevel = ti.anisoLevel;
entries.Add(entry);
} // end foreach
Resources.UnloadAsset(ti);
} // end foreach
// First split sprites into groups based on atlas name
var atlasGroups =
from e in entries
group e by e.atlasName;
foreach (var atlasGroup in atlasGroups)
{
int page = 0;
// Then split those groups into smaller groups based on texture settings
var settingsGroups =
from t in atlasGroup
group t by t.settings;
foreach (var settingsGroup in settingsGroups)
{
string atlasName = atlasGroup.Key;
if (settingsGroups.Count() > 1)
{
atlasName += string.Format(" (Group {0})", page);
} // end if
AtlasSettings settings = settingsGroup.Key;
settings.anisoLevel = 1;
// Use the highest aniso level from all entries in this atlas
if (settings.generateMipMaps)
{
foreach (Entry entry in settingsGroup)
{
if (entry.anisoLevel > settings.anisoLevel)
{
settings.anisoLevel = entry.anisoLevel;
} // end if
} // end foreach
} // end if
job.AddAtlas(atlasName, settings);
foreach (Entry entry in settingsGroup)
{
job.AssignToAtlas(atlasName, entry.sprite, entry.packingMode, SpritePackingRotation.None);
} // end foreach
++page;
} // end foreach
} // end foreach
} // end OnGroupAtlases
public void OnGroupAtlases(BuildTarget target, PackerJob job, int[] textureImporterInstanceIDs)
{
List <Entry> entries = new List <Entry>();
foreach (int instanceID in textureImporterInstanceIDs)
{
TextureImporter ti = EditorUtility.InstanceIDToObject(instanceID) as TextureImporter;
TextureFormat textureFormat;
ColorSpace colorSpace;
int compressionQuality;
ti.ReadTextureImportInstructions(target, out textureFormat, out colorSpace, out compressionQuality);
TextureImporterSettings tis = new TextureImporterSettings();
ti.ReadTextureSettings(tis);
Sprite[] sprites = AssetDatabase.LoadAllAssetRepresentationsAtPath(ti.assetPath).Select(x => x as Sprite).Where(x => x != null).ToArray();
foreach (Sprite sprite in sprites)
{
Entry entry = new Entry();
entry.sprite = sprite;
entry.settings.format = textureFormat;
entry.settings.colorSpace = colorSpace;
entry.settings.compressionQuality = compressionQuality;
entry.settings.filterMode = Enum.IsDefined(typeof(FilterMode), ti.filterMode) ? ti.filterMode : FilterMode.Bilinear;
entry.settings.maxWidth = 2048;
entry.settings.maxHeight = 2048;
entry.settings.generateMipMaps = ti.mipmapEnabled;
if (ti.mipmapEnabled)
{
entry.settings.paddingPower = kDefaultPaddingPower;
}
entry.atlasName = ParseAtlasName(ti.spritePackingTag);
entry.packingMode = GetPackingMode(ti.spritePackingTag, tis.spriteMeshType);
entry.anisoLevel = ti.anisoLevel;
if (sprite.texture.width > 2048 || sprite.texture.height > 2048)
{
Debug.LogWarningFormat("Unable to pack texture '{0}': size {1}x{2} exceeds maximum 1024x1024", sprite.texture.name, sprite.texture.width, sprite.texture.height);
}
else
{
entries.Add(entry);
}
}
Resources.UnloadAsset(ti);
}
// First split sprites into groups based on atlas name
var atlasGroups =
from e in entries
group e by e.atlasName;
foreach (var atlasGroup in atlasGroups)
{
int page = 0;
// Then split those groups into smaller groups based on texture settings
var settingsGroups =
from t in atlasGroup
group t by t.settings;
foreach (var settingsGroup in settingsGroups)
{
string atlasName = atlasGroup.Key;
if (settingsGroups.Count() > 1)
{
atlasName += string.Format(" (Group {0})", page);
}
AtlasSettings settings = settingsGroup.Key;
settings.anisoLevel = 1;
// Use the highest aniso level from all entries in this atlas
if (settings.generateMipMaps)
{
foreach (Entry entry in settingsGroup)
{
if (entry.anisoLevel > settings.anisoLevel)
{
settings.anisoLevel = entry.anisoLevel;
}
}
}
job.AddAtlas(atlasName, settings);
foreach (Entry entry in settingsGroup)
{
job.AssignToAtlas(atlasName, entry.sprite, entry.packingMode, SpritePackingRotation.None);
}
++page;
}
}
}
public void OnGroupAtlases(BuildTarget target, PackerJob job, int[] textureImporterInstanceIDs) {
List<Entry> entries = new List<Entry>();
foreach (int instanceID in textureImporterInstanceIDs) {
TextureImporter ti = EditorUtility.InstanceIDToObject(instanceID) as TextureImporter;
var texture = AssetDatabase.LoadAssetAtPath(ti.assetPath, typeof(Texture2D)) as Texture2D;
int paddingPower = ComputePaddingPower(texture);
#if UNITY_4_6 || UNITY_4_7
TextureImportInstructions ins = new TextureImportInstructions();
ti.ReadTextureImportInstructions(ins, target);
#else // Unity 5
ColorSpace colorSpace;
int compression;
TextureFormat format;
ti.ReadTextureImportInstructions(target, out format, out colorSpace, out compression);
TextureImporterSettings tis = new TextureImporterSettings();
ti.ReadTextureSettings(tis);
#endif
Sprite[] sprites = AssetDatabase.LoadAllAssetRepresentationsAtPath(ti.assetPath).Select(x => x as Sprite).Where(x => x != null).ToArray();
foreach (Sprite sprite in sprites) {
Entry entry = new Entry();
entry.sprite = sprite;
#if UNITY_4_6 || UNITY_4_7
entry.settings.format = ins.desiredFormat;
entry.settings.usageMode = TextureUsageMode.Default;
entry.settings.colorSpace = ins.colorSpace;
entry.settings.compressionQuality = ins.compressionQuality;
#else // Unity 5
entry.settings.format = format;
entry.settings.colorSpace = colorSpace;
entry.settings.compressionQuality = compression;
#endif
entry.settings.filterMode = Enum.IsDefined(typeof(FilterMode), ti.filterMode) ? ti.filterMode : FilterMode.Bilinear;
entry.settings.maxWidth = 2048;
entry.settings.maxHeight = 2048;
entry.settings.generateMipMaps = ti.mipmapEnabled;
//if (ti.mipmapEnabled)
entry.paddingPower = (uint)paddingPower;
// using padding power group as a hack to group sprites with similar padding power
entry.settings.paddingPower = PaddingPowerGroup(paddingPower);
Debug.Log("Groupping " + paddingPower + " to " + entry.settings.paddingPower);
entry.atlasName = ParseAtlasName(ti.spritePackingTag);
entry.packingMode = SpritePackingMode.Rectangle;
entry.anisoLevel = ti.anisoLevel;
entries.Add(entry);
}
Resources.UnloadAsset(ti);
Resources.UnloadAsset(texture);
}
// First split sprites into groups based on atlas name
var atlasGroups =
from e in entries
group e by e.atlasName;
foreach (var atlasGroup in atlasGroups) {
int page = 0;
// Then split those groups into smaller groups based on texture settings
var settingsGroup =
from t in atlasGroup
group t by t.settings;
foreach (var settingGroup in settingsGroup) {
string atlasName = atlasGroup.Key;
if (page > 0)
atlasName += string.Format(" (Group {0})", page);
AtlasSettings settings = settingGroup.Key;
settings.anisoLevel = 1;
// Use the highest aniso level from all entries in this atlas
if (settings.generateMipMaps)
foreach (Entry entry in settingGroup)
if (entry.anisoLevel > settings.anisoLevel)
settings.anisoLevel = entry.anisoLevel;
// apply now the padding power because grouping would fail earlier
uint biggest = BiggestPadding(settingGroup);
settings.paddingPower = biggest;
job.AddAtlas(atlasName, settings);
foreach (Entry entry in settingGroup) {
job.AssignToAtlas(atlasName, entry.sprite, SpritePackingMode.Rectangle, SpritePackingRotation.None);
}
++page;
}
}
}
