private void DrawGrass()
{
EditorGUILayout.LabelField("Items", EditorStyles.boldLabel);
grassScrollPos = EditorGUILayout.BeginScrollView(grassScrollPos, EditorStyles.textArea, GUILayout.Height(thumbSize + 10f));
using (new EditorGUILayout.HorizontalScope())
{
for (int i = 0; i < script.grassPrefabs.Count; i++)
{
Texture2D thumb = AssetPreview.GetAssetPreview(script.grassPrefabs[i].prefab);
if (script.grassPrefabs[i].type == SpawnerBase.GrassType.Billboard)
{
thumb = script.grassPrefabs[i].billboard;
}
if (thumb == null)
{
thumb = EditorGUIUtility.IconContent("d_BuildSettings.Broadcom").image as Texture2D;
}
if (GUILayout.Button(new GUIContent("", thumb), (selectedGrassID == i) ? VegetationSpawnerEditor.PreviewTexSelected : VegetationSpawnerEditor.PreviewTex, GUILayout.MinHeight(thumbSize), GUILayout.MaxWidth(thumbSize), GUILayout.MaxHeight(thumbSize)))
{
selectedGrassID = i;
}
}
}
EditorGUILayout.EndScrollView();
//Edge case: Clamp in case there's a switch to scene with less items
selectedGrassID = Mathf.Min(selectedGrassID, script.grassPrefabs.Count - 1);
VegetationSpawner.GrassPrefab grass = script.grassPrefabs.Count > 0 ? script.grassPrefabs[selectedGrassID] : null;
using (new EditorGUILayout.HorizontalScope())
{
if (grass != null)
{
EditorGUILayout.LabelField("Instances: " + grass.instanceCount.ToString("##,#"), EditorStyles.miniLabel);
}
GUILayout.FlexibleSpace();
if (GUILayout.Button(new GUIContent("Add", EditorGUIUtility.IconContent(EditorGUIUtility.isProSkin ? "d_Toolbar Plus" : "Toolbar Plus").image, "Add new item")))
{
VegetationSpawner.GrassPrefab newGrass = new SpawnerBase.GrassPrefab();
script.grassPrefabs.Add(newGrass);
newGrass.seed = Random.Range(0, 9999);
selectedGrassID = script.grassPrefabs.Count - 1;
newGrass.index = script.grassPrefabs.Count;
script.RefreshGrassPrototypes();
}
if (GUILayout.Button(new GUIContent("", EditorGUIUtility.IconContent("TreeEditor.Duplicate").image, "Duplicate item")))
{
GrassPrefab newGrass = Duplicate(script.grassPrefabs[selectedGrassID]);
script.grassPrefabs.Add(newGrass);
selectedGrassID = script.grassPrefabs.Count - 1;
newGrass.index = script.grassPrefabs.Count;
script.RefreshGrassPrototypes();
//Spawn it now so changes are visible
script.SpawnGrass(script.grassPrefabs[selectedGrassID]);
}
if (GUILayout.Button(new GUIContent("", EditorGUIUtility.IconContent("d_TreeEditor.Trash").image, "Remove")))
{
script.grassPrefabs.RemoveAt(selectedGrassID);
selectedGrassID = script.grassPrefabs.Count - 1;
script.RefreshGrassPrototypes();
}
}
if (grass != null)
{
Undo.RecordObject(script, "Modified grass item");
serializedObject.Update();
using (var grassChange = new EditorGUI.ChangeCheckScope())
{
EditorGUILayout.LabelField("Appearance", EditorStyles.boldLabel);
grass.type = (SpawnerBase.GrassType)EditorGUILayout.Popup("Render type", (int)grass.type, new string[] { "Mesh", "Billboard" });
if (grass.type == SpawnerBase.GrassType.Mesh)
{
grass.prefab = EditorGUILayout.ObjectField("Prefab", grass.prefab, typeof(GameObject), true) as GameObject;
}
if (grass.type == SpawnerBase.GrassType.Billboard)
{
grass.billboard = EditorGUILayout.ObjectField("Billboard", grass.billboard, typeof(Texture2D), true) as Texture2D;
}
grass.mainColor = EditorGUILayout.ColorField("Main", grass.mainColor);
grass.linkColors = EditorGUILayout.Toggle(new GUIContent("Link", "Set the main and secondary color with one value"), grass.linkColors);
if (grass.linkColors)
{
grass.secondairyColor = grass.mainColor;
}
else
{
grass.secondairyColor = EditorGUILayout.ColorField("Secondary", grass.secondairyColor);
}
VegetationSpawnerEditor.DrawRangeSlider(new GUIContent("Width", "Min/max width of the mesh"), ref grass.minMaxWidth, 0f, 2f);
VegetationSpawnerEditor.DrawRangeSlider(new GUIContent("Length", "Min/max length of the mesh"), ref grass.minMaxHeight, 0f, 2f);
if (grassChange.changed)
{
EditorUtility.SetDirty(target);
script.UpdateProperties(grass);
}
EditorGUILayout.Space();
EditorGUILayout.LabelField("Spawning rules", EditorStyles.boldLabel);
using (new EditorGUILayout.HorizontalScope())
{
grass.seed = EditorGUILayout.IntField("Seed", grass.seed, GUILayout.MaxWidth(EditorGUIUtility.labelWidth + 50f));
if (GUILayout.Button("Randomize", GUILayout.MaxWidth(100f)))
{
grass.seed = Random.Range(0, 99999);
}
}
grass.probability = EditorGUILayout.Slider("Spawn chance %", grass.probability, 0f, 100f);
EditorGUILayout.Space();
grass.collisionCheck = EditorGUILayout.Toggle(new GUIContent("Collision check", "Take into account the collision cache to avoid spawning inside colliders (see Settings tab)"), grass.collisionCheck);
grass.rejectUnderwater = EditorGUILayout.Toggle(new GUIContent("Remove underwater", "The water height level can be set in the settings tab"), grass.rejectUnderwater);
VegetationSpawnerEditor.DrawRangeSlider(new GUIContent("Height range", "Min/max height this item can spawn at"), ref grass.heightRange, 0f, 1000f);
VegetationSpawnerEditor.DrawRangeSlider(new GUIContent("Slope range", "Min/max slope (0-90 degrees) this item can spawn at"), ref grass.slopeRange, 0f, 90f);
VegetationSpawnerEditor.DrawRangeSlider(new GUIContent("Curvature range", "0=Concave (bowl), 0.5=flat, 1=convex (edge)"), ref grass.curvatureRange, 0f, 1f);
EditorGUILayout.Space();
LayerMaskSettings(grass.layerMasks);
if (grassChange.changed)
{
serializedObject.ApplyModifiedProperties();
}
}
EditorGUILayout.Space();
if (GUILayout.Button(new GUIContent(" Respawn", EditorGUIUtility.IconContent("d_Refresh").image), GUILayout.Height(30f)))
{
Stopwatch sw = new Stopwatch();
sw.Restart();
script.SpawnGrass(script.grassPrefabs[selectedGrassID]);
sw.Stop();
Log.Add("Respawning grass: " + sw.Elapsed.Seconds + " seconds...");
}
}
}
private void DrawTrees()
{
EditorGUILayout.LabelField("Species", EditorStyles.boldLabel);
//Tree item view
treeScrollPos = EditorGUILayout.BeginScrollView(treeScrollPos, EditorStyles.textArea, GUILayout.Height(thumbSize + 10f));
using (new EditorGUILayout.HorizontalScope())
{
for (int i = 0; i < script.treeTypes.Count; i++)
{
if (script.treeTypes[i] == null)
{
continue;
}
Texture2D thumb = EditorGUIUtility.IconContent("d_BuildSettings.Broadcom").image as Texture2D;
if (script.treeTypes[i].prefabs.Count > 0)
{
if (script.treeTypes[i].prefabs[0] != null)
{
if (script.treeTypes[i].prefabs[0].prefab)
{
thumb = AssetPreview.GetAssetPreview(script.treeTypes[i].prefabs[0].prefab);
}
}
}
if (GUILayout.Button(new GUIContent("", thumb), (selectedTreeID == i) ? VegetationSpawnerEditor.PreviewTexSelected : VegetationSpawnerEditor.PreviewTex, GUILayout.MinHeight(thumbSize), GUILayout.MaxWidth(thumbSize), GUILayout.MaxHeight(thumbSize)))
{
selectedTreeID = i;
}
}
}
EditorGUILayout.EndScrollView();
Undo.RecordObject(script, "Modified tree species");
serializedObject.Update();
using (var treeChange = new EditorGUI.ChangeCheckScope())
{
//Tree type view options
using (new EditorGUILayout.HorizontalScope())
{
GUILayout.FlexibleSpace();
if (GUILayout.Button(new GUIContent("Add", EditorGUIUtility.IconContent(EditorGUIUtility.isProSkin ? "d_Toolbar Plus" : "Toolbar Plus").image, "Add new item")))
{
VegetationSpawner.TreeType tree = TreeType.New();
script.treeTypes.Add(tree);
selectedTreeID = script.treeTypes.Count - 1;
}
if (script.treeTypes.Count > 0)
{
if (GUILayout.Button(new GUIContent("", EditorGUIUtility.IconContent("d_TreeEditor.Trash").image, "Remove")))
{
script.treeTypes.RemoveAt(selectedTreeID);
selectedTreeID = script.treeTypes.Count - 1;
if (selectedTreeID < 0)
{
selectedTreeID = 0;
}
script.RefreshTreePrefabs();
}
}
}
//Settings for selected
if (script.treeTypes.Count > 0)
{
VegetationSpawner.TreeType tree = script.treeTypes[selectedTreeID];
EditorGUILayout.LabelField("Prefabs", EditorStyles.boldLabel);
if (tree.prefabs.Count == 0)
{
EditorGUILayout.HelpBox("Add a tree prefab first", MessageType.Info);
}
for (int p = 0; p < tree.prefabs.Count; p++)
{
TreePrefab item = tree.prefabs[p];
using (new EditorGUILayout.HorizontalScope())
{
using (new EditorGUILayout.VerticalScope(EditorStyles.helpBox))
{
EditorGUI.BeginChangeCheck();
item.prefab = EditorGUILayout.ObjectField("Prefab", item.prefab, typeof(GameObject), true) as GameObject;
if (item.prefab)
{
if (EditorUtility.IsPersistent(item.prefab) == false)
{
EditorGUILayout.HelpBox("Prefab cannot be a scene instance", MessageType.Error);
}
}
item.probability = EditorGUILayout.Slider("Spawn chance %", item.probability, 0f, 100f);
if (EditorGUI.EndChangeCheck())
{
script.UpdateTreeItem(tree);
if (autoRespawnTrees.boolValue)
{
script.SpawnTree(tree);
}
EditorUtility.SetDirty(target);
}
}
if (GUILayout.Button(new GUIContent("", EditorGUIUtility.IconContent("d_TreeEditor.Trash").image, "Remove")))
{
tree.prefabs.RemoveAt(p);
script.RefreshTreePrefabs();
}
}
}
using (new EditorGUILayout.HorizontalScope())
{
GUILayout.FlexibleSpace();
if (GUILayout.Button(new GUIContent("Add", EditorGUIUtility.IconContent(EditorGUIUtility.isProSkin ? "d_Toolbar Plus" : "Toolbar Plus").image, "Add new item")))
{
TreePrefab p = new TreePrefab();
p.probability = 100f;
tree.prefabs.Add(p);
script.RefreshTreePrefabs();
}
}
if (tree.prefabs.Count > 0)
{
if (tree.prefabs[0].prefab != null)
{
EditorGUILayout.LabelField("Spawn rules", EditorStyles.boldLabel);
EditorGUI.BeginChangeCheck();
using (new EditorGUILayout.HorizontalScope())
{
tree.seed = EditorGUILayout.IntField("Seed", tree.seed, GUILayout.MaxWidth(EditorGUIUtility.labelWidth + 50f));
if (GUILayout.Button("Randomize", GUILayout.MaxWidth(100f)))
{
tree.seed = Random.Range(0, 99999);
}
}
tree.probability = EditorGUILayout.Slider("Global spawn chance %", tree.probability, 0f, 100f);
tree.distance = EditorGUILayout.Slider("Distance between", tree.distance, 0.5f, 50f);
VegetationSpawnerEditor.DrawRangeSlider(new GUIContent("Scale", "Scale is randomly selected from this range"), ref tree.scaleRange, 0f, 2f);
tree.sinkAmount = EditorGUILayout.Slider(new GUIContent("Sink amount", "Lowers the Y position of the tree"), tree.sinkAmount, 0f, 1f);
EditorGUILayout.Space();
tree.collisionCheck = EditorGUILayout.Toggle("Collision check", tree.collisionCheck);
tree.rejectUnderwater = EditorGUILayout.Toggle(new GUIContent("Remove underwater", "The water height level can be set in the settings tab"), tree.rejectUnderwater);
VegetationSpawnerEditor.DrawRangeSlider(new GUIContent("Height range", "Min/max height this item can spawn at"), ref tree.heightRange, 0f, script.maxTerrainHeight);
VegetationSpawnerEditor.DrawRangeSlider(new GUIContent("Slope range", "Min/max slope (0-90 degrees) this item can spawn at"), ref tree.slopeRange, 0f, 90f);
VegetationSpawnerEditor.DrawRangeSlider(new GUIContent("Curvature range", "0=Concave (bowl), 0.5=flat, 1=convex (edge)"), ref tree.curvatureRange, 0f, 1f);
if (EditorGUI.EndChangeCheck())
{
if (!autoRespawnTrees.boolValue)
{
return;
}
Stopwatch sw = new Stopwatch();
sw.Restart();
script.SpawnTree(tree);
sw.Stop();
Log.Add("Respawning tree: " + sw.Elapsed.Milliseconds + "ms...");
EditorUtility.SetDirty(target);
}
LayerMaskSettings(tree.layerMasks);
EditorGUILayout.LabelField("Instances: " + tree.instanceCount.ToString("##,#"), EditorStyles.miniLabel);
if (autoRespawnTrees.boolValue == false)
{
EditorGUILayout.HelpBox("Auto respawning is disabled for trees in the settings tab", MessageType.Warning);
}
if (GUILayout.Button(new GUIContent(" Respawn", EditorGUIUtility.IconContent("d_Refresh").image), GUILayout.Height(30f)))
{
Stopwatch sw = new Stopwatch();
sw.Restart();
script.SpawnTree(tree);
sw.Stop();
Log.Add("Respawning tree: " + sw.Elapsed.Milliseconds + "ms...");
}
}
}
}
if (treeChange.changed)
{
EditorUtility.SetDirty(target);
serializedObject.ApplyModifiedProperties();
}
}
}
