public override void OnInspectorGUI()
{
TerrainVolumeRenderer renderer = target as TerrainVolumeRenderer;
float labelWidth = 120.0f;
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Receive Shadows:", GUILayout.Width(labelWidth));
renderer.receiveShadows = EditorGUILayout.Toggle(renderer.receiveShadows);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Cast Shadows:", GUILayout.Width(labelWidth));
renderer.castShadows = EditorGUILayout.Toggle(renderer.castShadows);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Show Wireframe:", GUILayout.Width(labelWidth));
renderer.showWireframe = EditorGUILayout.Toggle(renderer.showWireframe);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
renderer.material = EditorGUILayout.ObjectField("Material: ", renderer.material, typeof(Material), true) as Material;
EditorGUILayout.EndHorizontal();
// Although the LOD system is partially functional I don't feel it's ready
// for release yet. Therefore the LOD GUI components below are disabled.
/*EditorGUILayout.LabelField("*Experimental* LOD support:", EditorStyles.boldLabel);
*
* EditorGUILayout.BeginHorizontal();
* EditorGUILayout.LabelField("Minimum LOD level:", GUILayout.Width(labelWidth));
* renderer.minimumLOD = EditorGUILayout.IntSlider(renderer.minimumLOD, 0, 2);
* EditorGUILayout.EndHorizontal();
*
* EditorGUILayout.BeginHorizontal();
* EditorGUILayout.LabelField("LOD Threshold:", GUILayout.Width(labelWidth));
* renderer.lodThreshold = EditorGUILayout.Slider(renderer.lodThreshold, 0.5f, 2.0f);
* EditorGUILayout.EndHorizontal();*/
// If any of the above caused a change then we need to update
// the volume, so that the new properties can be synced with it.
if (renderer.hasChanged)
{
Volume volume = renderer.gameObject.GetComponent <Volume>();
if (volume != null)
{
volume.ForceUpdate();
}
}
}
public override void OnInspectorGUI()
{
TerrainVolumeRenderer renderer = target as TerrainVolumeRenderer;
float labelWidth = 120.0f;
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Receive Shadows:", GUILayout.Width(labelWidth));
renderer.receiveShadows = EditorGUILayout.Toggle(renderer.receiveShadows);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Cast Shadows:", GUILayout.Width(labelWidth));
renderer.castShadows = EditorGUILayout.Toggle(renderer.castShadows);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
renderer.material = EditorGUILayout.ObjectField("Material: ", renderer.material, typeof(Material), true) as Material;
EditorGUILayout.EndHorizontal();
}
public void OnSceneGUI()
{
// We use these 'Handles' functions to allow us to embed OnGUI() code into OnSceneGUI().
// See http://answers.unity3d.com/questions/26669/using-editorguilayout-controls-in-onscenegui.html
Handles.BeginGUI();
terrainVolume.OnGUI();
Handles.EndGUI();
// If we don't have a renderer then there's no terrain being
// displayed, and so not much we can do in this function.
TerrainVolumeRenderer terrainVolumeRenderer = terrainVolume.GetComponent <TerrainVolumeRenderer>();
if (terrainVolumeRenderer == null)
{
return;
}
// By default we disable the brush marker, and only turn it on if we later find a hit.
Material material = terrainVolumeRenderer.material;
List <string> keywords = new List <string> {
"BRUSH_MARKER_OFF"
};
if (sculptPressed || smoothPressed || paintPressed)
{
Event e = Event.current;
Ray ray = Camera.current.ScreenPointToRay(new Vector3(e.mousePosition.x, -e.mousePosition.y + Camera.current.pixelHeight));
// Perform the raycasting.
PickSurfaceResult pickResult;
bool hit = Picking.PickSurface(terrainVolume, ray.origin, ray.direction, 1000.0f, out pickResult);
if (hit)
{
//Debug.Log("Hit");
// Selected brush is in the range 0 to NoOfBrushes - 1. Convert this to a 0 to 1 range.
float brushInnerScaleFactor = (float)selectedBrush / ((float)(NoOfBrushes - 1));
// Use this value to compute the inner radius as a proportion of the outer radius.
float brushInnerRadius = brushOuterRadius * brushInnerScaleFactor;
if (material != null)
{
keywords = new List <string> {
"BRUSH_MARKER_ON"
};
material.SetVector("BrushCenter", pickResult.volumeSpacePos);
material.SetVector("BrushSettings", new Vector4(brushInnerRadius, brushOuterRadius, brushOpacity, 0.0f));
material.SetVector("BrushColor", new Vector4(0.0f, 0.5f, 1.0f, 1.0f));
}
if (((e.type == EventType.MouseDown) || (e.type == EventType.MouseDrag)) && (e.button == 0))
{
if (sculptPressed)
{
float multiplier = 1.0f;
if (e.modifiers == EventModifiers.Shift)
{
multiplier = -1.0f;
}
TerrainVolumeEditor.SculptTerrainVolume(terrainVolume, pickResult.volumeSpacePos.x, pickResult.volumeSpacePos.y, pickResult.volumeSpacePos.z, brushInnerRadius, brushOuterRadius, brushOpacity * multiplier);
}
else if (smoothPressed)
{
TerrainVolumeEditor.BlurTerrainVolume(terrainVolume, pickResult.volumeSpacePos.x, pickResult.volumeSpacePos.y, pickResult.volumeSpacePos.z, brushInnerRadius, brushOuterRadius, brushOpacity);
}
else if (paintPressed)
{
TerrainVolumeEditor.PaintTerrainVolume(terrainVolume, pickResult.volumeSpacePos.x, pickResult.volumeSpacePos.y, pickResult.volumeSpacePos.z, brushInnerRadius, brushOuterRadius, brushOpacity, (uint)selectedTexture);
}
}
// Forcing the update seems to be requireded in Unity 5, whereas in Unity 4 it seems to happen automatically
// later as a result of assigning the shader keywords. Seems best to manually call it just in case.
terrainVolume.ForceUpdate();
}
if (e.type == EventType.Layout)
{
// See: http://answers.unity3d.com/questions/303248/how-to-paint-objects-in-the-editor.html
HandleUtility.AddDefaultControl(GUIUtility.GetControlID(GetHashCode(), FocusType.Passive));
}
// We need to repaint so that the brush marker follows the mouse even when a mouse button is not pressed.
HandleUtility.Repaint();
}
if (material != null)
{
material.shaderKeywords = keywords.ToArray();
}
}