void OnEnable()
{
// Title icon
#if UNITY_5_1_PLUS
GUIContent windowTitle = new GUIContent(" Lutify", LoadIcon());
titleContent = windowTitle;
#else
title = "Lutify";
GUIContent windowTitle = InternalGUIUtility.GetTitleContent(this);
if (windowTitle != null)
{
windowTitle.text = " Lutify";
windowTitle.image = LoadIcon();
}
#endif
inst = this;
FetchLuts();
}
void DrawPreview(Rect r, Texture2D lut, FilterMode filterMode)
{
Event e = Event.current;
if (e.type == EventType.Repaint)
{
bool selected = lut == m_Lutify.LookupTexture;
// Preview texture
lut.filterMode = filterMode;
float tileSize = Mathf.Sqrt((float)lut.width);
PreviewMaterial.SetTexture("_LookupTex2D", lut);
PreviewMaterial.SetVector("_Params", new Vector4(1f / (float)lut.width, 1f / (float)lut.height, tileSize - 1f, filterMode == FilterMode.Point ? 1f : 0f));
PreviewMaterial.SetFloat("_BottomFrame", 17f * (1f / (float)m_Lutify._ThumbHeight));
PreviewMaterial.SetColor("_FrameColor", selected ? Color.white : Color.black);
EditorGUI.DrawPreviewTexture(r, m_Lutify._PreviewRT, PreviewMaterial);
// Borders
Handles.color = selected ? new Color(1f, 1f, 1f, 2f) : new Color(0f, 0f, 0f, 2f); // Removes default alpha on handles
Handles.DrawLine(new Vector3(r.x, r.y + 1, 0f), new Vector3(r.xMax, r.y + 1, 0f));
Handles.DrawLine(new Vector3(r.x + 1, r.y + 1, 0f), new Vector3(r.x + 1, r.yMax, 0f));
Handles.DrawLine(new Vector3(r.xMax, r.y + 1, 0f), new Vector3(r.xMax, r.yMax, 0f));
// Name overlay (text)
Color oldColor = GUI.color;
GUI.color = selected ? new Color32(20, 20, 20, 255) : new Color32(156, 216, 246, 255);
GUI.Label(new Rect(r.x + 4, r.yMax - 17, r.width - 8, 16), lut.name, EditorStyles.miniLabel);
GUI.color = oldColor;
// Selection shape
if (selected)
{
Vector3[] verts = new Vector3[] {
new Vector3(r.xMax, r.y + 1, 0),
new Vector3(r.xMax, r.y + 18, 0),
new Vector3(r.xMax - 17, r.y + 1, 0),
new Vector3(r.xMax - 17, r.y + 1, 0)
};
Handles.DrawSolidRectangleWithOutline(verts, new Color(1f, 1f, 1f, 2f), new Color(1f, 1f, 1f, 2f));
}
}
else if (e.type == EventType.MouseDown)
{
if (r.Contains(e.mousePosition))
{
if (e.button == 0)
{
Undo.RecordObject(m_Lutify, "Set Lutify LUT");
m_Lutify.LutFiltering = m_CollectionFilters[m_SelectedCollection];
m_Lutify.LookupTexture = lut;
InternalGUIUtility.RepaintGameView();
}
else
{
GenericMenu menu = new GenericMenu();
menu.AddItem(new GUIContent("Show in project (Standard)"), false, () => EditorGUIUtility.PingObject(lut));
menu.AddItem(new GUIContent("Show in project (Scion)"), false, () => PingExtTexture(lut, "Scion"));
menu.AddItem(new GUIContent("Show in project (Amplify)"), false, () => PingExtTexture(lut, "AmplifyColor"));
menu.ShowAsContext();
}
e.Use();
}
}
}
void OnGUI()
{
if (m_Lutify == null)
{
return; // Can happen when Unity is restarted and the LUT browser is still opened
}
// Header
GUILayout.BeginHorizontal(EditorStyles.toolbar, GUILayout.ExpandWidth(true));
{
EditorGUI.BeginChangeCheck();
m_SelectedCollection = EditorGUILayout.Popup(m_SelectedCollection, m_CollectionMenu, EditorStyles.toolbarPopup, GUILayout.MaxWidth(170f));
if (EditorGUI.EndChangeCheck())
{
m_ScrollView = Vector2.zero;
m_Lutify._LastSelectedCategory = m_SelectedCollection;
}
GUILayout.FlexibleSpace();
EditorGUI.BeginChangeCheck();
m_Lutify._ThumbWidth = Mathf.RoundToInt(GUILayout.HorizontalSlider(m_Lutify._ThumbWidth, 100f, 300f, new GUIStyle("preSlider"), new GUIStyle("preSliderThumb"), GUILayout.Width(64f)));
if (EditorGUI.EndChangeCheck())
{
InternalGUIUtility.RepaintGameView();
}
if (GUILayout.Button("?", EditorStyles.toolbarButton))
{
Application.OpenURL("http://www.thomashourdel.com/lutify/");
}
}
GUILayout.EndHorizontal();
// Component check
if (!m_Lutify.enabled)
{
EditorGUILayout.HelpBox("Lutify is disabled ! Please enable the component get the LUT browser to work.", MessageType.Error);
if (GUILayout.Button("Enable"))
{
m_Lutify.enabled = true;
}
return;
}
// Gallery
List <Texture2D> luts = null;
if (!m_Collections.TryGetValue(m_CollectionNames[m_SelectedCollection], out luts) || luts.Count == 0)
{
return;
}
m_ScrollView = GUILayout.BeginScrollView(m_ScrollView, false, false, GUILayout.ExpandWidth(true), GUILayout.ExpandHeight(true));
{
int w = Mathf.FloorToInt(position.width);
int tw = m_Lutify._ThumbWidth;
int th = m_Lutify._ThumbHeight;
int spacing = 4;
int margin = 16;
int c = (w - margin) / (tw + spacing);
GUILayout.BeginVertical();
{
GUILayout.Space(spacing);
FilterMode filterMode = m_CollectionFilters[m_SelectedCollection];
bool layoutState = false;
int j = 0;
for (int i = 0; i < luts.Count; i++)
{
j++;
if (!layoutState)
{
GUILayout.BeginHorizontal();
GUILayout.FlexibleSpace();
layoutState = true;
}
Rect r = GUILayoutUtility.GetRect(tw, th);
if (m_Lutify._PreviewRT != null)
{
DrawPreview(r, luts[i], filterMode);
}
if (j < c && c != 1 && i != luts.Count - 1)
{
GUILayout.Space(spacing);
}
if (layoutState && j == c)
{
GUILayout.FlexibleSpace();
GUILayout.EndHorizontal();
GUILayout.Space(spacing);
layoutState = false;
j = 0;
}
}
if (layoutState && j < c)
{
GUILayout.FlexibleSpace();
GUILayout.EndHorizontal();
}
GUILayout.Space(spacing);
}
GUILayout.EndVertical();
}
GUILayout.EndScrollView();
}