// ------------------------------------------------------------------
/// \param _atlasInfo the atlas info
/// \param _noImport if true, ex2D will not import the texture to fit for atlas
/// build the atlas info to atlas
// ------------------------------------------------------------------
public static void Build(exAtlasInfo _atlasInfo, bool _noImport = false)
{
exAtlas atlas = _atlasInfo.atlas;
Texture2D texture = _atlasInfo.texture;
Material material = _atlasInfo.material;
// check if the atlas info is valid for build
if (atlas == null)
{
Debug.LogError("Failed to build atlas info " + _atlasInfo.name + ", the atlas is missing!");
return;
}
if (texture == null)
{
Debug.LogError("Failed to build atlas info " + _atlasInfo.name + ", the texture is missing!");
return;
}
if (material == null)
{
Debug.LogError("Failed to build atlas info " + _atlasInfo.name + ", the material is missing!");
return;
}
//
if (_atlasInfo.needLayout)
{
_atlasInfo.LayoutElements();
_atlasInfo.needLayout = false;
}
// create temp texture
Color32 buildColor = new Color(0.0f, 0.0f, 0.0f, 0.0f);
if (_atlasInfo.useBuildColor)
{
buildColor = new Color(_atlasInfo.buildColor.r,
_atlasInfo.buildColor.g,
_atlasInfo.buildColor.b,
0.0f);
}
string path = AssetDatabase.GetAssetPath(texture);
TextureImporter importer = TextureImporter.GetAtPath(path) as TextureImporter;
// TextureImporterSettings textureImporterSettings = new TextureImporterSettings();
// importer.ReadTextureSettings(textureImporterSettings);
// textureImporterSettings.readable = true;
// importer.SetTextureSettings(textureImporterSettings);
importer.wrapMode = TextureWrapMode.Clamp;
importer.isReadable = true;
AssetDatabase.ImportAsset(path);
Color32[] colors = new Color32[_atlasInfo.width * _atlasInfo.height];
for (int i = 0; i < _atlasInfo.width * _atlasInfo.height; ++i)
{
colors[i] = buildColor;
}
texture.SetPixels32(colors);
try {
EditorUtility.DisplayProgressBar("Building Atlas " + _atlasInfo.name, "Building Atlas...", 0.1f);
// build atlas texture
_atlasInfo.elements.Sort(exAtlasInfo.CompareByName);
FillAtlasTexture(texture, _atlasInfo, _noImport);
EditorUtility.DisplayProgressBar("Building Atlas " + _atlasInfo.name,
"Import Atlas",
0.9f);
// write to disk
byte[] pngData = texture.EncodeToPNG();
if (pngData != null)
{
File.WriteAllBytes(path, pngData);
}
// now we finish atlas texture filling, we should turn off Read/Write settings, that will save memory a lot!
TextureImporter importSettings = TextureImporter.GetAtPath(path) as TextureImporter;
importSettings.wrapMode = TextureWrapMode.Clamp;
importSettings.isReadable = _atlasInfo.readable;
AssetDatabase.ImportAsset(path);
//
atlas.elements = new exAtlas.Element[_atlasInfo.elements.Count];
for (int i = 0; i < _atlasInfo.elements.Count; ++i)
{
exAtlasInfo.Element el = _atlasInfo.elements[i];
exAtlas.Element el2 = new exAtlas.Element();
int coord_x = el.coord[0];
int coord_y = el.atlasInfo.height - el.coord[1] - (int)el.Height();
float xStart = (float)coord_x / (float)el.atlasInfo.width;
float yStart = (float)coord_y / (float)el.atlasInfo.height;
float xEnd = (float)(coord_x + el.Width()) / (float)el.atlasInfo.width;
float yEnd = (float)(coord_y + el.Height()) / (float)el.atlasInfo.height;
el2.name = el.texture.name;
el2.coords = new Rect(xStart, yStart, xEnd - xStart, yEnd - yStart);
el2.rotated = el.rotated;
el2.originalWidth = el.texture.width;
el2.originalHeight = el.texture.height;
el2.trimRect = el.trimRect;
atlas.elements[i] = el2;
// update the index in exAtlasDB
if (el.isFontElement == false)
{
exAtlasDB.UpdateElementInfo(el, i);
}
}
atlas.texture = texture;
atlas.material = material;
EditorUtility.SetDirty(atlas);
EditorUtility.ClearProgressBar();
}
catch (System.Exception) {
EditorUtility.ClearProgressBar();
throw;
}
// save the needRebuild setting
_atlasInfo.needRebuild = false;
EditorUtility.SetDirty(_atlasInfo);
}
// ------------------------------------------------------------------
// Desc:
// ------------------------------------------------------------------
void OnGUI()
{
EditorGUI.indentLevel = 0;
if (curEdit == null)
{
GUILayout.Space(10);
GUILayout.Label("Please select an Atlas Info");
// DISABLE: this.ShowNotification( new GUIContent("Please select an Atlas Info"));
return;
}
// ========================================================
// toolbar
// ========================================================
GUILayout.BeginHorizontal(EditorStyles.toolbar);
GUILayout.FlexibleSpace();
// ========================================================
// Select
// ========================================================
GUI.enabled = selectedElements.Count != 0;
if (GUILayout.Button("Select In Project...", EditorStyles.toolbarButton))
{
List <Object> selects = new List <Object>(curEdit.elements.Count);
foreach (exAtlasInfo.Element el in selectedElements)
{
if (selects.IndexOf(el.texture) == -1)
{
selects.Add(el.texture);
}
}
if (selects.Count != 0)
{
selectIdx = (selectIdx + 1) % selects.Count;
Selection.objects = selects.ToArray();
EditorGUIUtility.PingObject(Selection.objects[selectIdx]);
}
}
GUI.enabled = true;
GUILayout.Space(5);
// ========================================================
// zoom in/out slider
// ========================================================
GUILayout.Label("Zoom");
GUILayout.Space(5);
curEdit.scale = GUILayout.HorizontalSlider(curEdit.scale,
0.1f,
2.0f,
GUILayout.MaxWidth(150));
GUILayout.Space(5);
curEdit.scale = EditorGUILayout.FloatField(curEdit.scale,
EditorStyles.toolbarTextField,
GUILayout.Width(50));
curEdit.scale = Mathf.Clamp(curEdit.scale, 0.1f, 2.0f);
// ========================================================
// Build
// ========================================================
GUI.enabled = curEdit.needRebuild;
if (GUILayout.Button("Build", EditorStyles.toolbarButton, GUILayout.Width(80)))
{
// build atlas info to atals
exAtlasInfoUtility.Build(curEdit);
// build sprite animclip that used this atlasInfo
exAtlasInfoUtility.BuildSpAnimClipsFromRebuildList(curEdit);
// update scene sprites
List <string> rebuildAtlasInfos = new List <string>();
rebuildAtlasInfos.Add(exEditorHelper.AssetToGUID(curEdit));
exSceneHelper.UpdateSprites(rebuildAtlasInfos);
// NOTE: without this you will got leaks message
EditorUtility.UnloadUnusedAssets();
}
GUI.enabled = true;
// ========================================================
// Help
// ========================================================
if (GUILayout.Button(exEditorHelper.HelpTexture(), EditorStyles.toolbarButton))
{
Help.BrowseURL("http://www.ex-dev.com/ex2d/wiki/doku.php?id=manual:atlas_editor");
}
GUILayout.EndHorizontal();
// ========================================================
// scroll view
// ========================================================
float toolbarHeight = EditorStyles.toolbar.CalcHeight(new GUIContent(""), 0);
scrollPos = EditorGUILayout.BeginScrollView(scrollPos,
GUILayout.Width(position.width),
GUILayout.Height(position.height - toolbarHeight));
Rect lastRect = new Rect(10, 0, 1, 1);
GUILayout.Space(5);
// DISABLE {
// // draw label
// GUILayout.Label ( AssetDatabase.GetAssetPath(curEdit) );
// } DISABLE end
// ========================================================
// atlas info
// ========================================================
Object newAtlasInfo = EditorGUILayout.ObjectField("Atlas Info"
, curEdit
, typeof(exAtlasInfo)
, false
, GUILayout.Width(300)
);
if (newAtlasInfo != curEdit)
{
Selection.activeObject = newAtlasInfo;
}
// ========================================================
// settings area
// ========================================================
GUILayout.BeginHorizontal();
GUILayout.BeginVertical(GUILayout.MaxWidth(200));
// ========================================================
// canvas
// ========================================================
curEdit.foldCanvas = EditorGUILayout.Foldout(curEdit.foldCanvas, "Canvas");
if (curEdit.foldCanvas)
{
GUILayout.BeginHorizontal();
GUILayout.Space(20);
GUILayout.BeginVertical();
// width and height
int width = curEdit.width;
int height = curEdit.height;
WidthAndHeightField(ref width, ref height);
// Check if we need to Reset width & height
if (width != curEdit.width ||
height != curEdit.height)
{
curEdit.width = width;
curEdit.height = height;
if (curEdit.texture)
{
// NOTE: if we don't write data to disk, all changes will go back.
string path = AssetDatabase.GetAssetPath(curEdit.texture);
exTextureHelper.SetReadable(curEdit.texture, true);
curEdit.texture.Resize(width, height);
curEdit.ClearAtlasTexture();
// NOTE: we can not write back directly since the texture format problem
Texture2D tex = new Texture2D(width, height, TextureFormat.ARGB32, false);
for (int i = 0; i < width; ++i)
{
for (int j = 0; j < height; ++j)
{
tex.SetPixel(i, j, new Color(1.0f, 1.0f, 1.0f, 0.0f));
}
}
tex.Apply(false);
byte[] pngData = tex.EncodeToPNG();
if (pngData != null)
{
File.WriteAllBytes(path, pngData);
}
Object.DestroyImmediate(tex);
TextureImporter importSettings = TextureImporter.GetAtPath(path) as TextureImporter;
importSettings.maxTextureSize = Mathf.Max(width, height);
importSettings.wrapMode = TextureWrapMode.Clamp;
importSettings.isReadable = curEdit.readable;
AssetDatabase.ImportAsset(path);
}
curEdit.needRebuild = true;
}
curEdit.bgColor = EditorGUILayout.ColorField("Bg Color", curEdit.bgColor);
curEdit.showCheckerboard = EditorGUILayout.Toggle("Show Checkerboard", curEdit.showCheckerboard);
GUILayout.EndVertical();
GUILayout.EndHorizontal();
}
GUILayout.Space(20);
// ========================================================
// layout
// ========================================================
curEdit.foldLayout = EditorGUILayout.Foldout(curEdit.foldLayout, "Layout");
if (curEdit.foldLayout)
{
GUILayout.BeginHorizontal();
GUILayout.Space(20);
GUILayout.BeginVertical();
// algorithm
curEdit.algorithm = (exAtlasInfo.Algorithm)EditorGUILayout.EnumPopup("Algorithm", curEdit.algorithm);
// sortBy
curEdit.sortBy = (exAtlasInfo.SortBy)EditorGUILayout.EnumPopup("Sort By", curEdit.sortBy);
// sortOrder
curEdit.sortOrder = (exAtlasInfo.SortOrder)EditorGUILayout.EnumPopup("Sort Order", curEdit.sortOrder);
// padding
curEdit.paddingMode = (exAtlasInfo.PaddingMode)EditorGUILayout.EnumPopup("Padding", curEdit.paddingMode);
GUILayout.BeginHorizontal();
GUILayout.Space(20);
GUI.enabled = (curEdit.paddingMode == exAtlasInfo.PaddingMode.Custom);
curEdit.customPadding = Math.Max(EditorGUILayout.IntField("Pixels", curEdit.actualPadding), 0); // Clamp to 0
GUI.enabled = true;
GUILayout.EndHorizontal();
// TODO: have bug, just disable it {
// allow rotate
GUI.enabled = false;
curEdit.allowRotate = false;
curEdit.allowRotate = EditorGUILayout.Toggle("Allow Rotate", curEdit.allowRotate);
GUI.enabled = true;
// } TODO end
if (GUILayout.Button("Apply"))
{
try {
EditorUtility.DisplayProgressBar("Layout Elements...", "Layout Elements...", 0.5f);
// register undo
Undo.RegisterUndo(curEdit, "Apply.LayoutElements");
curEdit.LayoutElements();
EditorUtility.ClearProgressBar();
}
catch (System.Exception) {
EditorUtility.ClearProgressBar();
throw;
}
}
// GUI.enabled = true;
GUILayout.EndVertical();
GUILayout.EndHorizontal();
}
GUILayout.Space(20);
// ========================================================
// Element
// ========================================================
curEdit.foldElement = EditorGUILayout.Foldout(curEdit.foldElement, "Element");
if (curEdit.foldElement)
{
GUILayout.BeginHorizontal();
GUILayout.Space(20);
GUILayout.BeginVertical();
// sprite background color
curEdit.elementBgColor = EditorGUILayout.ColorField("Bg Color", curEdit.elementBgColor);
curEdit.elementSelectColor = EditorGUILayout.ColorField("Select Color", curEdit.elementSelectColor);
GUILayout.EndVertical();
GUILayout.EndHorizontal();
}
GUILayout.Space(40);
// ========================================================
// atlas texture and material
// ========================================================
GUILayout.BeginHorizontal();
GUILayout.Space(10);
GUILayout.BeginVertical();
GUI.enabled = false;
string assetPath = AssetDatabase.GetAssetPath(curEdit);
string dir = Path.GetDirectoryName(assetPath);
// ========================================================
// texture
// ========================================================
if (curEdit.texture)
{
curEdit.texture
= (Texture2D)EditorGUILayout.ObjectField("Texture"
, curEdit.texture
, typeof(Texture2D)
, false
, GUILayout.Width(100)
, GUILayout.Height(100)
);
}
else
{
GUI.enabled = true;
if (GUILayout.Button("Create Texture..."))
{
// create texture
Texture2D tex = new Texture2D(curEdit.width,
curEdit.height,
TextureFormat.ARGB32,
false);
for (int i = 0; i < curEdit.width; ++i)
{
for (int j = 0; j < curEdit.height; ++j)
{
tex.SetPixel(i, j, new Color(1.0f, 1.0f, 1.0f, 0.0f));
}
}
tex.Apply(false);
// save texture to png
string atlasTexturePath = Path.Combine(dir, curEdit.atlasName + ".png");
byte[] pngData = tex.EncodeToPNG();
if (pngData != null)
{
File.WriteAllBytes(atlasTexturePath, pngData);
}
Object.DestroyImmediate(tex);
// import texture
AssetDatabase.ImportAsset(atlasTexturePath);
TextureImporter importSettings = TextureImporter.GetAtPath(atlasTexturePath) as TextureImporter;
importSettings.maxTextureSize = Mathf.Max(curEdit.width, curEdit.height);
importSettings.textureFormat = TextureImporterFormat.AutomaticTruecolor;
importSettings.isReadable = true;
importSettings.wrapMode = TextureWrapMode.Clamp;
importSettings.mipmapEnabled = false;
importSettings.textureType = TextureImporterType.Default;
importSettings.npotScale = TextureImporterNPOTScale.None;
AssetDatabase.ImportAsset(atlasTexturePath);
curEdit.texture = (Texture2D)AssetDatabase.LoadAssetAtPath(atlasTexturePath, typeof(Texture2D));
if (curEdit.material)
{
curEdit.material.mainTexture = curEdit.texture;
}
EditorUtility.SetDirty(curEdit);
}
GUI.enabled = false;
}
// GUILayout.Space(5);
// ========================================================
// material
// ========================================================
if (curEdit.material)
{
curEdit.material
= (Material)EditorGUILayout.ObjectField("Material"
, curEdit.material
, typeof(Material)
, false
);
}
else
{
GUI.enabled = true;
if (GUILayout.Button("Create Material..."))
{
Material newMaterial = new Material(Shader.Find("ex2D/Alpha Blended"));
AssetDatabase.CreateAsset(newMaterial, Path.Combine(dir, curEdit.atlasName + ".mat"));
curEdit.material = newMaterial;
curEdit.material.mainTexture = curEdit.texture;
EditorUtility.SetDirty(curEdit);
}
GUI.enabled = false;
}
// GUILayout.Space(5);
// ========================================================
// atlas
// ========================================================
if (curEdit.atlas)
{
curEdit.atlas
= (exAtlas)EditorGUILayout.ObjectField("Atlas"
, curEdit.atlas
, typeof(exAtlas)
, false
);
}
else
{
GUI.enabled = true;
if (GUILayout.Button("Create Atlas..."))
{
exAtlas newAtlas = exAtlasInfoUtility.CreateAtlas(dir, curEdit.atlasName);
curEdit.atlas = newAtlas;
EditorUtility.SetDirty(curEdit);
}
GUI.enabled = false;
}
GUI.enabled = true;
// GUILayout.Space(5);
// ========================================================
// build color
// ========================================================
GUILayout.BeginHorizontal();
bool newUseBuildColor = GUILayout.Toggle(curEdit.useBuildColor, "Use Build Color");
if (newUseBuildColor != curEdit.useBuildColor)
{
curEdit.useBuildColor = newUseBuildColor;
curEdit.needRebuild = true;
GUI.changed = true;
}
GUI.enabled = curEdit.useBuildColor;
Color newBuildColor = EditorGUILayout.ColorField(curEdit.buildColor);
if (newBuildColor != curEdit.buildColor)
{
curEdit.buildColor = newBuildColor;
curEdit.needRebuild = true;
GUI.changed = true;
}
GUI.enabled = true;
GUILayout.EndHorizontal();
// ========================================================
// contour bleed
// ========================================================
GUI.enabled = !curEdit.useBuildColor;
GUILayout.BeginHorizontal();
bool newUseContourBleed = GUILayout.Toggle(curEdit.useContourBleed, new GUIContent("Use Contour Bleed", "Prevents artifacts around the silhouette of artwork due to bilinear filtering (requires Build Color to be turned off)")) && !curEdit.useBuildColor;
if (newUseContourBleed != curEdit.useContourBleed)
{
curEdit.useContourBleed = newUseContourBleed;
curEdit.needRebuild = true;
GUI.changed = true;
}
GUILayout.EndHorizontal();
GUI.enabled = true;
// ========================================================
// padding bleed
// ========================================================
GUI.enabled = (curEdit.paddingMode == exAtlasInfo.PaddingMode.Auto) || (curEdit.actualPadding >= 2);
GUILayout.BeginHorizontal();
bool newUsePaddingBleed = GUILayout.Toggle(curEdit.usePaddingBleed, new GUIContent("Use Padding Bleed", "Prevents artifacts and seams around the outer bounds of a texture due to bilinear filtering (requires at least Padding of 2)")) && GUI.enabled;
if (newUsePaddingBleed != curEdit.usePaddingBleed)
{
curEdit.usePaddingBleed = newUsePaddingBleed;
curEdit.needRebuild = true;
GUI.changed = true;
}
GUILayout.EndHorizontal();
GUI.enabled = true;
// ========================================================
// trim elements
// ========================================================
bool newTrimElements = GUILayout.Toggle(curEdit.trimElements, "Trimmed Elements");
if (newTrimElements != curEdit.trimElements)
{
curEdit.trimElements = newTrimElements;
foreach (exAtlasInfo.Element el in curEdit.elements)
{
curEdit.UpdateElement(el.texture, newTrimElements);
}
curEdit.needRebuild = true;
GUI.changed = true;
}
// ========================================================
// readable
// ========================================================
bool newReadable = GUILayout.Toggle(curEdit.readable, "Read/Write Enabled");
if (newReadable != curEdit.readable)
{
curEdit.readable = newReadable;
GUI.changed = true;
exTextureHelper.SetReadable(curEdit.texture, curEdit.readable);
}
// ========================================================
// bitmap fonts
// ========================================================
GUILayout.Space(20);
GUILayout.Label("Atlas Fonts");
for (int i = 0; i < curEdit.bitmapFonts.Count; ++i)
{
GUILayout.BeginHorizontal();
exBitmapFont bmfont = curEdit.bitmapFonts[i];
EditorGUILayout.ObjectField(bmfont
, typeof(exBitmapFont)
, false
);
if (GUILayout.Button("Delete", GUILayout.MaxWidth(80)))
{
curEdit.RemoveBitmapFont(bmfont);
AssetDatabase.DeleteAsset(AssetDatabase.GetAssetPath(bmfont));
--i;
}
GUILayout.EndHorizontal();
}
GUILayout.EndVertical();
GUILayout.EndHorizontal();
GUILayout.EndVertical();
// ========================================================
// space
// ========================================================
GUILayout.Space(40);
lastRect = GUILayoutUtility.GetLastRect();
// ========================================================
// atlas area
// ========================================================
GUILayout.BeginVertical();
GUILayout.Space(10);
// exAtlas Border and Background
lastRect = GUILayoutUtility.GetLastRect();
int borderSize = 1;
atlasInfoRect = new Rect(lastRect.xMax + borderSize,
lastRect.yMax + borderSize,
curEdit.width * curEdit.scale,
curEdit.height * curEdit.scale);
AtlasInfoField(atlasInfoRect, borderSize, curEdit);
GUILayout.EndVertical();
GUILayout.EndHorizontal();
// ========================================================
// draw select rect
// ========================================================
if (inRectSelectState && (selectRect.width != 0.0f || selectRect.height != 0.0f))
{
exEditorHelper.DrawRect(selectRect, new Color(0.0f, 0.5f, 1.0f, 0.2f), new Color(0.0f, 0.5f, 1.0f, 1.0f));
}
// ========================================================
Event e = Event.current;
// ========================================================
// mouse down
if (e.type == EventType.MouseDown && e.button == 0 && e.clickCount == 1)
{
GUIUtility.keyboardControl = -1; // remove any keyboard control
mouseDownPos = e.mousePosition;
inRectSelectState = true;
UpdateSelectRect();
ConfirmRectSelection();
Repaint();
e.Use();
}
// rect select
if (inRectSelectState)
{
if (e.type == EventType.MouseDrag)
{
UpdateSelectRect();
ConfirmRectSelection();
Repaint();
e.Use();
}
else if (e.type == EventType.MouseUp && e.button == 0)
{
inRectSelectState = false;
ConfirmRectSelection();
Repaint();
e.Use();
}
}
// dragging selected
if (inDraggingElementState)
{
if (e.type == EventType.MouseDrag)
{
MoveSelections(e.delta / curEdit.scale);
Repaint();
e.Use();
}
else if (e.type == EventType.MouseUp && e.button == 0)
{
if (curEdit.needUpdateAnimClips)
{
foreach (exAtlasInfo.Element el in selectedElements)
{
curEdit.AddSpriteAnimClipForRebuilding(el);
}
curEdit.needUpdateAnimClips = false;
}
inDraggingElementState = false;
accDeltaMove = Vector2.zero;
e.Use();
}
}
// key events
if (e.isKey)
{
if (e.type == EventType.KeyDown)
{
if (e.keyCode == KeyCode.Backspace ||
e.keyCode == KeyCode.Delete)
{
RemoveSelectedElements();
Repaint();
e.Use();
}
}
}
EditorGUILayout.EndScrollView();
// ========================================================
// do imports
// ========================================================
if (doImport)
{
doImport = false;
ImportObjects();
Selection.activeObject = oldSelActiveObject;
Selection.objects = oldSelObjects.ToArray();
oldSelObjects.Clear();
oldSelActiveObject = null;
Repaint();
}
//
if (GUI.changed)
{
EditorUtility.SetDirty(curEdit);
}
}
// ------------------------------------------------------------------
/// \param _atlasInfo the atlas info
/// \param _noImport if true, ex2D will not import the texture to fit for atlas
/// build the atlas info to atlas
// ------------------------------------------------------------------
public static void Build( exAtlasInfo _atlasInfo, bool _noImport = false )
{
exAtlas atlas = _atlasInfo.atlas;
Texture2D texture = _atlasInfo.texture;
Material material = _atlasInfo.material;
// check if the atlas info is valid for build
if ( atlas == null ) {
Debug.LogError("Failed to build atlas info " + _atlasInfo.name + ", the atlas is missing!");
return;
}
if ( texture == null ) {
Debug.LogError("Failed to build atlas info " + _atlasInfo.name + ", the texture is missing!");
return;
}
if ( material == null ) {
Debug.LogError("Failed to build atlas info " + _atlasInfo.name + ", the material is missing!");
return;
}
//
if ( _atlasInfo.needLayout ) {
_atlasInfo.LayoutElements();
_atlasInfo.needLayout = false;
}
// create temp texture
Color32 buildColor = new Color ( 0.0f, 0.0f, 0.0f, 0.0f );
if ( _atlasInfo.useBuildColor )
buildColor = new Color ( _atlasInfo.buildColor.r,
_atlasInfo.buildColor.g,
_atlasInfo.buildColor.b,
0.0f );
string path = AssetDatabase.GetAssetPath(texture);
TextureImporter importer = TextureImporter.GetAtPath(path) as TextureImporter;
// TextureImporterSettings textureImporterSettings = new TextureImporterSettings();
// importer.ReadTextureSettings(textureImporterSettings);
// textureImporterSettings.readable = true;
// importer.SetTextureSettings(textureImporterSettings);
importer.wrapMode = TextureWrapMode.Clamp;
importer.isReadable = true;
AssetDatabase.ImportAsset( path );
Color32[] colors = new Color32[_atlasInfo.width*_atlasInfo.height];
for ( int i = 0; i < _atlasInfo.width * _atlasInfo.height; ++i )
colors[i] = buildColor;
texture.SetPixels32( colors );
try {
EditorUtility.DisplayProgressBar( "Building Atlas " + _atlasInfo.name, "Building Atlas...", 0.1f );
// build atlas texture
_atlasInfo.elements.Sort( exAtlasInfo.CompareByName );
FillAtlasTexture ( texture, _atlasInfo, _noImport );
EditorUtility.DisplayProgressBar( "Building Atlas " + _atlasInfo.name,
"Import Atlas",
0.9f );
// write to disk
byte[] pngData = texture.EncodeToPNG();
if (pngData != null)
File.WriteAllBytes(path, pngData);
// now we finish atlas texture filling, we should turn off Read/Write settings, that will save memory a lot!
TextureImporter importSettings = TextureImporter.GetAtPath(path) as TextureImporter;
importSettings.wrapMode = TextureWrapMode.Clamp;
importSettings.isReadable = _atlasInfo.readable;
AssetDatabase.ImportAsset( path );
//
atlas.elements = new exAtlas.Element[_atlasInfo.elements.Count];
for ( int i = 0; i < _atlasInfo.elements.Count; ++i ) {
exAtlasInfo.Element el = _atlasInfo.elements[i];
exAtlas.Element el2 = new exAtlas.Element ();
int coord_x = el.coord[0];
int coord_y = el.atlasInfo.height - el.coord[1] - (int)el.Height();
float xStart = (float)coord_x / (float)el.atlasInfo.width;
float yStart = (float)coord_y / (float)el.atlasInfo.height;
float xEnd = (float)(coord_x + el.Width()) / (float)el.atlasInfo.width;
float yEnd = (float)(coord_y + el.Height()) / (float)el.atlasInfo.height;
el2.name = el.texture.name;
el2.coords = new Rect ( xStart, yStart, xEnd - xStart, yEnd - yStart );
el2.rotated = el.rotated;
el2.originalWidth = el.texture.width;
el2.originalHeight = el.texture.height;
el2.trimRect = el.trimRect;
atlas.elements[i] = el2;
// update the index in exAtlasDB
if ( el.isFontElement == false ) {
exAtlasDB.UpdateElementInfo( el, i );
}
}
atlas.texture = texture;
atlas.material = material;
EditorUtility.SetDirty(atlas);
EditorUtility.ClearProgressBar();
}
catch ( System.Exception ) {
EditorUtility.ClearProgressBar();
throw;
}
// save the needRebuild setting
_atlasInfo.needRebuild = false;
EditorUtility.SetDirty(_atlasInfo);
}