public static void OnGUI(Rect position, P3dWindowPaintableTexture paintableTexture)
{
paintableTexture.Group = Mathf.Clamp(paintableTexture.Group, 0, 31);
var handle = new GUIContent("Group " + paintableTexture.Group, "If you're painting multiple textures at the same time, you can put them on separate groups so only one brush can paint on it.");
if (GUI.Button(position, handle, EditorStyles.popup) == true)
{
var menu = new GenericMenu();
for (var i = 0; i < 32; i++)
{
var index = i;
var content = new GUIContent("Group " + i);
var on = paintableTexture.Group == index;
menu.AddItem(content, on, () => { paintableTexture.Group = index; });
}
menu.DropDown(position);
}
}
private P3dWindowPaintableTexture GetSharedPaintable(P3dWindowPaintableTexture target)
{
for (var i = paintables.Count - 1; i >= 0; i--)
{
var paintable = paintables[i];
for (var j = paintable.PaintableTextures.Count - 1; j >= 0; j--)
{
var paintableTexture = paintable.PaintableTextures[j];
if (paintableTexture == target)
{
return(null);
}
if (paintableTexture.OldTexture == target.OldTexture)
{
return(paintableTexture);
}
}
}
return(null);
}
private Texture DrawObject(P3dWindowPaintableTexture paintableTexture, Material material, Texture texture)
{
if (texture != null)
{
var texture2D = texture as Texture2D;
if (texture2D != null)
{
EditorGUI.BeginDisabledGroup(paintableTexture.Locked == true);
if (material.hideFlags != HideFlags.None)
{
EditorGUILayout.HelpBox("This may be a shared texture, so you should clone it before modification.", MessageType.Warning);
}
if (GUILayout.Button("Clone") == true)
{
texture = texture2D = Instantiate(texture2D);
}
var textureImporter = P3dHelper.GetAssetImporter <TextureImporter>(texture);
if (textureImporter != null)
{
if (textureImporter.isReadable == false)
{
EditorGUILayout.HelpBox("This texture's import settings does not have Read/Write Enabled.", MessageType.Error);
P3dHelper.BeginColor(Color.green);
if (GUILayout.Button("Enable Read/Write") == true)
{
textureImporter.isReadable = true;
textureImporter.SaveAndReimport();
}
P3dHelper.EndColor();
}
}
else
{
changeFormat = EditorGUILayout.Foldout(changeFormat, "Change Format");
if (changeFormat == true)
{
EditorGUI.BeginDisabledGroup(true);
EditorGUILayout.EnumPopup("Current Format", texture2D.format, EditorStyles.popup);
EditorGUI.EndDisabledGroup();
changeFormatNew = (TextureFormat)EditorGUILayout.EnumPopup("New Format", changeFormatNew, EditorStyles.popup);
P3dHelper.BeginColor(Color.green);
if (GUI.Button(P3dHelper.Reserve(), "Change Format") == true)
{
var newTexture2D = new Texture2D(texture2D.width, texture2D.height, changeFormatNew, texture2D.mipmapCount > 0);
changeFormatFailed = true;
if (CanReadWrite(newTexture2D) == true)
{
var readableTexture = P3dHelper.GetReadableCopy(texture2D);
var pixels = readableTexture.GetPixels32();
P3dHelper.Destroy(readableTexture);
newTexture2D.name = texture2D.name;
newTexture2D.SetPixels32(pixels);
newTexture2D.Apply();
texture = texture2D = newTexture2D;
changeFormat = false;
changeFormatFailed = false;
}
}
P3dHelper.EndColor();
if (changeFormatFailed == true)
{
EditorGUILayout.HelpBox("Failed to change format. This means the format you tried to use is not readable.", MessageType.Error);
}
}
changeSize = EditorGUILayout.Foldout(changeSize, "Change Size");
if (changeSize == true)
{
EditorGUI.BeginDisabledGroup(true);
EditorGUILayout.IntField("Current Width", texture2D.width);
EditorGUILayout.IntField("Current Height", texture2D.height);
EditorGUI.EndDisabledGroup();
changeWidth = EditorGUILayout.IntField("Width", changeWidth);
changeHeight = EditorGUILayout.IntField("Height", changeHeight);
P3dHelper.BeginColor(Color.green);
if (GUILayout.Button("Change Size") == true)
{
var newTexture2D = new Texture2D(changeWidth, changeHeight, texture2D.format, texture2D.mipmapCount > 0);
changeSizeFailed = true;
if (CanReadWrite(newTexture2D) == true)
{
var readableTexture = P3dHelper.GetReadableCopy(texture2D, TextureFormat.ARGB32, false, changeWidth, changeHeight);
var pixels = readableTexture.GetPixels32();
P3dHelper.Destroy(readableTexture);
newTexture2D.name = texture2D.name;
newTexture2D.SetPixels32(pixels);
newTexture2D.Apply();
texture = texture2D = newTexture2D;
changeSize = false;
changeSizeFailed = false;
}
}
P3dHelper.EndColor();
if (changeSizeFailed == true)
{
EditorGUILayout.HelpBox("Failed to change size. Either the texture format is non-readable, or the texture size you chose is invalid.", MessageType.Error);
}
}
}
if (P3dHelper.IsAsset(material) == true && P3dHelper.IsAsset(texture) == false)
{
EditorGUILayout.HelpBox("This texture is stored in the scene, but it's applied to a material that's stored in an asset. You should save the texture as an asset too, otherwise it won't work properly.", MessageType.Warning);
}
if (P3dHelper.IsAsset(texture) == false)
{
if (GUILayout.Button("Save As Texture2D Asset") == true)
{
var path = P3dHelper.SaveDialog("Save Texture As Asset", "Assets", texture.name, "asset");
if (string.IsNullOrEmpty(path) == false)
{
AssetDatabase.CreateAsset(texture, path);
}
}
if (GUILayout.Button("Save As Png Asset") == true)
{
var path = P3dHelper.SaveDialog("Export Texture", "Assets", texture.name, "png");
if (string.IsNullOrEmpty(path) == false)
{
P3dHelper.SaveTextureAsset(texture, path, true);
var newTexture2D = (Texture2D)AssetDatabase.LoadAssetAtPath(path, typeof(Texture2D));
if (newTexture2D != null)
{
//ClearUndo();
var importer = P3dHelper.GetAssetImporter <TextureImporter>(newTexture2D);
importer.isReadable = true;
importer.textureCompression = TextureImporterCompression.Uncompressed;
importer.filterMode = FilterMode.Trilinear;
importer.anisoLevel = 8;
importer.SaveAndReimport();
texture = texture2D = newTexture2D;
P3dHelper.SetDirty(this);
}
}
}
}
EditorGUI.EndDisabledGroup();
if (paintableTexture.Locked == true)
{
EditorGUILayout.BeginHorizontal();
P3dHelper.BeginColor(Color.red);
if (GUILayout.Button("Unlock", GUILayout.Width(50.0f)) == true)
{
paintableTexture.Unlock();
}
P3dHelper.EndColor();
P3dGroup_Drawer.OnGUI(P3dHelper.Reserve(), paintableTexture);
paintableTexture.Channel = (P3dChannel)EditorGUILayout.EnumPopup(paintableTexture.Channel);
if (GUILayout.Button("Paint", GUILayout.Width(45.0f)) == true)
{
tab = 2;
}
EditorGUILayout.EndHorizontal();
}
else
{
var shared = false;
if (TextureAlreadyLocked(texture) == true)
{
EditorGUILayout.HelpBox("This texture has already been locked in another object, so you don't need to lock it again. Paint will automatically be applied as long as you keep this texture expanded.", MessageType.Info);
shared = true;
}
EditorGUILayout.BeginHorizontal();
EditorGUI.BeginDisabledGroup(shared);
P3dHelper.BeginColor(Color.green);
if (GUILayout.Button("Lock", GUILayout.Width(45.0f)) == true)
{
Repaint();
paintableTexture.Lock(this);
}
P3dHelper.EndColor();
P3dGroup_Drawer.OnGUI(P3dHelper.Reserve(), paintableTexture);
EditorGUI.EndDisabledGroup();
paintableTexture.Channel = (P3dChannel)EditorGUILayout.EnumPopup(paintableTexture.Channel);
P3dHelper.BeginColor(Color.green);
EditorGUI.BeginDisabledGroup(shared);
if (GUILayout.Button("Lock & Paint", GUILayout.Width(85.0f)) == true)
{
Repaint();
if (paintableTexture.Lock(this) == true)
{
tab = 2;
}
}
EditorGUI.EndDisabledGroup();
P3dHelper.EndColor();
EditorGUILayout.EndHorizontal();
if (paintableTexture.LockFailed == true)
{
EditorGUILayout.HelpBox("Failed to lock texture.\nThis may be because the texture is not readable, if so, try cloning it.\nThis may be because the texture format is not readable, if so, try changing the format.", MessageType.Error);
}
}
}
else
{
EditorGUILayout.HelpBox("This texture isn't a Texture2D, so it cannot be painted.", MessageType.Error);
}
}
else
{
EditorGUILayout.HelpBox("There is no texture in this slot. Either drag and drop one in, or create one below.", MessageType.Warning);
createFormat = (TextureFormat)EditorGUILayout.EnumPopup("Format", createFormat);
createMipMaps = EditorGUILayout.Toggle("Mip Maps", createMipMaps);
createLinear = EditorGUILayout.Toggle("Linear", createLinear);
createColor = EditorGUILayout.ColorField("Color", createColor);
createWidth = EditorGUILayout.IntField("Width", createWidth);
createHeight = EditorGUILayout.IntField("Height", createHeight);
P3dHelper.BeginColor(Color.green);
if (GUILayout.Button("Create") == true)
{
var newTexture2D = new Texture2D(createWidth, createHeight, createFormat, createMipMaps, createLinear);
createFailed = true;
if (CanReadWrite(newTexture2D) == true)
{
var pixels32 = new Color32[createWidth * createHeight];
var color32 = (Color32)createColor;
for (var i = createWidth * createHeight - 1; i >= 0; i--)
{
pixels32[i] = color32;
}
newTexture2D.SetPixels32(pixels32);
newTexture2D.Apply();
texture = newTexture2D;
createFailed = false;
}
}
P3dHelper.EndColor();
if (createFailed == true)
{
EditorGUILayout.HelpBox("Failed to create texture. This means the format you tried to use is not readable, or the size is invalid.", MessageType.Error);
}
}
return(texture);
}
private Material DrawMaterial(P3dWindowPaintable paintable, Material material, int materialIndex)
{
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Material " + materialIndex, EditorStyles.boldLabel, GUILayout.Width(120.0f));
material = (Material)EditorGUILayout.ObjectField("", material, typeof(Material), false);
EditorGUILayout.EndHorizontal();
if (material != null)
{
if (material.hideFlags != HideFlags.None)
{
EditorGUILayout.HelpBox("This may be a shared material, so you should clone it before modification.", MessageType.Warning);
}
if (GUILayout.Button("Clone") == true)
{
material = Instantiate(material);
}
if (MaterialIsShared(material) == true && GUILayout.Button("Shared Clone") == true)
{
var oldMaterial = material;
material = Instantiate(material);
MaterialIsShared(oldMaterial, material);
}
if (P3dHelper.IsAsset(material) == false && GUILayout.Button("Save As Asset") == true)
{
var path = P3dHelper.SaveDialog("Save Material As Asset", "Assets", material.name, "mat");
if (string.IsNullOrEmpty(path) == false)
{
var textures = P3dHelper.CopyTextures(material);
AssetDatabase.CreateAsset(material, path);
P3dHelper.PasteTextures(material, textures);
}
}
var texEnvs = P3dHelper.GetTexEnvs(material);
if (texEnvs.Count > 0)
{
for (var j = 0; j < texEnvs.Count; j++)
{
var texEnv = texEnvs[j];
var rect = P3dHelper.Reserve();
var paintableTexture = paintable.PaintableTextures.Find(t => t.MaterialIndex == materialIndex && t.SlotName == texEnv.Name);
EditorGUI.BeginDisabledGroup(paintableTexture != null && paintableTexture.Locked == true);
var texture = EditorGUI.ObjectField(rect, default(string), material.GetTexture(texEnv.Name), typeof(Texture), true) as Texture;
EditorGUI.EndDisabledGroup();
// Make sure this is done after the texture field so it can be edited
var expand = EditorGUI.Foldout(rect, paintableTexture != null, new GUIContent(texEnv.Name, texEnv.Desc), false);
if (expand == true)
{
if (paintableTexture == null)
{
paintableTexture = new P3dWindowPaintableTexture(paintable, materialIndex, texEnv.Name); paintable.PaintableTextures.Add(paintableTexture);
}
paintableTexture.Revert();
paintableTexture.OldTexture = material.GetTexture(texEnv.Name) as Texture2D;
EditorGUILayout.BeginVertical("box");
texture = DrawObject(paintableTexture, material, texture);
EditorGUILayout.EndVertical();
}
else
{
if (paintableTexture != null)
{
paintableTexture.Unlock();
paintable.PaintableTextures.Remove(paintableTexture);
}
}
material.SetTexture(texEnv.Name, texture);
}
}
else
{
EditorGUILayout.HelpBox("This material's shader has no texture slots.", MessageType.Info);
}
}
else
{
EditorGUILayout.HelpBox("There is no material in this material slot.", MessageType.Info);
}
return(material);
}
