/// <summary>
/// Load uncompressed version of autotile artwork.
/// </summary>
/// <remarks>
/// <para>Specified autotile artwork asset may not necessarily be of the correct
/// size due to texture importer settings. This function retrieves the uncompressed
/// form and then generates the expanded autotile atlas for preview.</para>
/// </remarks>
/// <param name="artwork">Autotile artwork.</param>
private void LoadUncompressedAutotileArtwork(Texture2D artwork)
{
this.ClearUncompressedAutotileArtwork();
this.inputNewAutotileArtwork = artwork;
this.inputNewAutotileArtworkUncompressed = EditorInternalUtility.LoadTextureUncompressed(artwork);
this.ClearExpandedAutotileAtlas();
this.invalidateAtlasDetails = true;
}
private void RecalculateMetrics()
{
int atlasWidth;
int atlasHeight;
EditorInternalUtility.GetImageSize(this.inputAtlasTexture, out atlasWidth, out atlasHeight);
this.inputTileWidth = Mathf.Clamp(this.inputTileWidth, 1, atlasWidth);
this.inputTileHeight = Mathf.Clamp(this.inputTileHeight, 1, atlasHeight);
this.inputTilesetMetrics.Calculate(this.inputAtlasTexture, this.inputTileWidth, this.inputTileHeight, this.inputBorderSize, this.inputDelta);
}
protected override void OnApplyChanges()
{
// Do not proceed if no atlas texture was selected.
if (this.inputNewAutotileArtwork == null)
{
EditorUtility.DisplayDialog(
TileLang.ParticularText("Error", "Autotile artwork was not specified"),
TileLang.Text("Please select artwork for autotile before proceeding."),
TileLang.ParticularText("Action", "Close")
);
return;
}
// Warn user if modified atlas will contain impossible brushes.
if (BrushUtility.WouldHaveImpossibleTilesetBrushes(this.tileset, this.inputTileWidth, this.inputTileHeight, this.inputBorderSize))
{
if (!EditorUtility.DisplayDialog(
TileLang.Text("Warning, brushes will be deleted"),
TileLang.Text("Modified atlas contains fewer tiles than previously. Previously created brushes that are out of range will be deleted.\n\nWould you like to proceed?"),
TileLang.ParticularText("Action", "Yes"),
TileLang.ParticularText("Action", "No")
))
{
return;
}
}
bool refreshProceduralMeshes = !this.inputProcedural && this.autotileTileset.procedural;
// If raw uncompressed variation of autotile is not defined generate from
// current selection.
if (this.inputNewAutotileArtworkUncompressed == null)
{
if (this.inputNewAutotileArtwork == null)
{
Debug.LogError(TileLang.ParticularText("Error", "Invalid autotile artwork was specified."));
return;
}
this.inputNewAutotileArtworkUncompressed = EditorInternalUtility.LoadTextureUncompressed(this.inputNewAutotileArtwork);
}
this.ExpandAutotileArtwork(this.inputBorderSize);
string tilesetBasePath = this.tilesetRecord.AssetPath.Substring(0, this.tilesetRecord.AssetPath.LastIndexOf('/') + 1);
// Save texture asset.
string assetPath = AssetDatabase.GetAssetPath(this.autotileTileset.AtlasTexture);
if (string.IsNullOrEmpty(assetPath) || !assetPath.StartsWith(tilesetBasePath))
{
assetPath = AssetDatabase.GenerateUniqueAssetPath(tilesetBasePath + "atlas.png");
}
this.autotileTileset.AtlasTexture = EditorInternalUtility.SavePngAsset(assetPath, this.expandedAutotileAtlas);
// Update and save material asset.
if (this.autotileTileset.AtlasMaterial == null)
{
this.autotileTileset.AtlasMaterial = new Material(Shader.Find("Rotorz/Tileset/Opaque Unlit"));
this.autotileTileset.AtlasMaterial.mainTexture = this.autotileTileset.AtlasTexture;
assetPath = AssetDatabase.GenerateUniqueAssetPath(tilesetBasePath + "atlas.mat");
AssetDatabase.CreateAsset(this.autotileTileset.AtlasMaterial, assetPath);
AssetDatabase.ImportAsset(assetPath);
}
else
{
this.autotileTileset.AtlasMaterial.mainTexture = this.autotileTileset.AtlasTexture;
EditorUtility.SetDirty(this.autotileTileset.AtlasMaterial);
}
// Calculate metrics for tileset.
var metrics = new TilesetMetrics(this.autotileTileset.AtlasTexture, this.inputTileWidth, this.inputTileHeight, this.inputBorderSize, this.inputDelta);
// Update properties of tileset.
this.autotileTileset.procedural = this.inputProcedural;
this.autotileTileset.ForceClampEdges = this.inputClampEdges;
this.autotileTileset.rawTexture = this.inputNewAutotileArtwork;
this.autotileTileset.SetMetricsFrom(metrics);
this.ClearExpandedAutotileAtlas();
EditorUtility.SetDirty(this.autotileTileset);
// Delete "impossible" tile brushes in tileset.
// For example, an extra brush for a tile that no longer exists.
BrushUtility.DeleteImpossibleTilesetBrushes(this.tileset);
// Ensure that non-procedural meshes are pre-generated if missing.
if (refreshProceduralMeshes)
{
BrushUtility.RefreshNonProceduralMeshes(this.tileset);
}
ToolUtility.RepaintBrushPalette();
// Update procedural meshes for tile systems in scene if necessary.
// Note: Only update if procedural mode of tileset was not modified.
if (this.inputProcedural && this.tileset.procedural)
{
foreach (TileSystem tileSystem in Object.FindObjectsOfType(typeof(TileSystem)))
{
tileSystem.UpdateProceduralTiles(true);
}
}
}
