static void PreviewTextureFactory_OnImageUnloaded(string imagePath) {
if (!m_previewTextures.ContainsKey(imagePath))
return;
PreviewTexture texToRemove = m_previewTextures[imagePath];
texToRemove.Dispose();
m_previewTextures.Remove(imagePath);
}
//----------------------------------------------------------------------------------------------------------------------
private static void Update() {
double curTime = EditorApplication.timeSinceStartup;
if (!m_removeObsoleteTextures)
return;
//Remove obsolete textures
m_obsoleteTextures.Clear();
foreach (KeyValuePair<string, PreviewTexture> keyValue in m_previewTextures) {
if (curTime - keyValue.Value.GetLastAccessTime() > OBSOLETE_TIME) {
m_obsoleteTextures.Add(keyValue.Key);
}
}
foreach (string texFullPath in m_obsoleteTextures) {
PreviewTexture texToRemove = m_previewTextures[texFullPath];
texToRemove.Dispose();
m_previewTextures.Remove(texFullPath);
}
m_removeObsoleteTextures = false;
}
