void OnSceneGUI()
{
if (Asset == null) return;
if (IconLoader == null) IconLoader = new IconLoader();
float height = 32f * 13 + 30f;
float width = 32f;
bool disableVertexData = Asset.Mesh.vertices.Length >= MeshDisplay.MAX_VERTEX_COUNT;
var rect = new Rect(Screen.width - width - 10, Screen.height/2 - height/2, width, height);
GUILayout.BeginArea(rect);
// Default Gizmo
Asset.MeshDisplay.DisplayDefaultGizmo = GUILayout.Toggle(Asset.MeshDisplay.DisplayDefaultGizmo, IconLoader.Icons["defaultGizmo"], "button");
GUILayout.Space(10);
// Vertex Display
EditorGUI.BeginDisabledGroup(disableVertexData);
Asset.MeshDisplay.DisplayVertices = GUILayout.Toggle(Asset.MeshDisplay.DisplayVertices, IconLoader.Icons["vertex"], "button");
Asset.MeshDisplay.DisplayVertexNormal = GUILayout.Toggle(Asset.MeshDisplay.DisplayVertexNormal, IconLoader.Icons["vertexNormal"], "button");
Asset.MeshDisplay.DisplayVertexTangent = GUILayout.Toggle(Asset.MeshDisplay.DisplayVertexTangent, IconLoader.Icons["vertexTangent"], "button");
Asset.MeshDisplay.DisplayVertexIndex = GUILayout.Toggle(Asset.MeshDisplay.DisplayVertexIndex, IconLoader.Icons["vertexIndex"], "button");
Asset.MeshDisplay.DisplayVertexPosition = GUILayout.Toggle(Asset.MeshDisplay.DisplayVertexPosition, IconLoader.Icons["vertexPosition"], "button");
EditorGUI.EndDisabledGroup();
GUILayout.Space(10);
// Face Display
EditorGUI.BeginDisabledGroup(disableVertexData);
Asset.MeshDisplay.DisplayFaces = GUILayout.Toggle(Asset.MeshDisplay.DisplayFaces, IconLoader.Icons["face"], "button");
Asset.MeshDisplay.DisplayFaceOrder = GUILayout.Toggle(Asset.MeshDisplay.DisplayFaceOrder, IconLoader.Icons["face"], "button");
Asset.MeshDisplay.DisplayFaceNormal = GUILayout.Toggle(Asset.MeshDisplay.DisplayFaceNormal, IconLoader.Icons["faceNormal"], "button");
Asset.MeshDisplay.DisplayFaceIndex = GUILayout.Toggle(Asset.MeshDisplay.DisplayFaceIndex, IconLoader.Icons["faceIndex"], "button");
EditorGUI.EndDisabledGroup();
GUILayout.Space(10);
// Polygons
EditorGUI.BeginDisabledGroup(disableVertexData);
Asset.MeshDisplay.DisplayPolygons = GUILayout.Toggle(Asset.MeshDisplay.DisplayPolygons, IconLoader.Icons["polygon"], "button");
Asset.MeshDisplay.DisplayPolygonIndex = GUILayout.Toggle(Asset.MeshDisplay.DisplayPolygonIndex, IconLoader.Icons["polygonIndex"], "button");
EditorGUI.EndDisabledGroup();
GUILayout.Space(10);
// UV
EditorGUI.BeginDisabledGroup(disableVertexData);
Asset.MeshDisplay.DisplayUVs = GUILayout.Toggle(Asset.MeshDisplay.DisplayUVs, IconLoader.Icons["uv"], "button");
EditorGUI.EndDisabledGroup();
// origin
Asset.MeshDisplay.DisplayOrigin = GUILayout.Toggle(Asset.MeshDisplay.DisplayOrigin, IconLoader.Icons["origin"], "button");
GUILayout.EndArea();
}
void OnGUI() {
// Initialize objects
if (IconLoader == null) IconLoader = new IconLoader();
if (BGTex == null) {
BGTex = new Texture2D(1, 1);
BGTex.hideFlags = HideFlags.HideAndDontSave;
BGTex.SetPixel(0, 0, BGColor);
BGTex.Apply();
}
if (VertexStyle == null) {
VertexStyle = MakeStyle(Color.cyan, 0f);
FaceStyle = MakeStyle(Color.red, 0f);
ShadowStyle = MakeStyle(Color.black, 1f);
}
// Total canvas
Canvas = new Rect(0f, 0f, position.width * 4 * Zoom, position.height * 4 * Zoom);
// Scroll view
Rect scrollViewRect = new Rect(0, 0, position.width, position.height);
ScrollPoint = GUI.BeginScrollView(scrollViewRect, ScrollPoint, Canvas);
bool needsRepaint = false;
// Zoom with the mouse wheel
if (Event.current.type == EventType.ScrollWheel) {
Zoom += -Event.current.delta.y / 50;
if (Zoom < 0.1f) Zoom = 0.1f;
if (Zoom > 1f) Zoom = 1f;
needsRepaint = true;
Event.current.Use();
}
// Draw background
GUI.DrawTexture(new Rect(ScrollPoint.x, ScrollPoint.y, scrollViewRect.width, scrollViewRect.height), BGTex);
// Texture Inputs
GameObject go = Selection.activeObject as GameObject;
List<string> texInputsList = new List<string>();
texInputsList.Add("-");
Texture texPreview = null;
if (go != null) {
Renderer renderer = go.GetComponent<MeshRenderer>();
if (renderer != null) {
Material mat = renderer.sharedMaterial;
if (mat != null) {
for (int p = 0; p < ShaderUtil.GetPropertyCount(mat.shader); p++) {
if (ShaderUtil.GetPropertyType(mat.shader, p) == ShaderUtil.ShaderPropertyType.TexEnv) {
if (TexInput > 0 && TexInput == texInputsList.Count) {
texPreview = mat.GetTexture(ShaderUtil.GetPropertyName(mat.shader, p));
}
texInputsList.Add(ShaderUtil.GetPropertyDescription(mat.shader, p));
}
}
}
}
}
// Draw UV Canvas
Rect uvCanvas = new Rect(CanvasMargin, CanvasMarginTop, position.width * 4 * Zoom - CanvasMargin * 2, position.height * 4 * Zoom - (CanvasMarginTop + CanvasMargin));
if (texPreview) {
GUI.DrawTexture(uvCanvas, texPreview);
} else {
Handles.color = UVBorderColor;
Handles.DrawPolyLine(new Vector3[] {
new Vector3(uvCanvas.x, uvCanvas.y),
new Vector3(uvCanvas.x + uvCanvas.width, uvCanvas.y),
new Vector3(uvCanvas.x + uvCanvas.width, uvCanvas.y + uvCanvas.height),
new Vector3(uvCanvas.x, uvCanvas.height + uvCanvas.y),
new Vector3(uvCanvas.x, uvCanvas.y)
});
}
// UI
UVSet = EditorGUI.Popup(new Rect(10f, 12f, 100f, 30f), UVSet, new string[] { "uv0", "uv1" });
DisplayVertices = GUI.Toggle(new Rect(120f, 10f, 30f, 20f), DisplayVertices, IconLoader.Icons["vertex"], "button");
DisplayVertexIndices = GUI.Toggle(new Rect(155f, 10f, 30f, 20f), DisplayVertexIndices, IconLoader.Icons["vertexIndex"], "button");
DisplayEdges = GUI.Toggle(new Rect(190f, 10f, 30f, 20f), DisplayEdges, IconLoader.Icons["face"], "button");
DisplayFaces = GUI.Toggle(new Rect(225f, 10f, 30f, 20f), DisplayFaces, IconLoader.Icons["faceIndex"], "button");
TexInput = EditorGUI.Popup(new Rect(260f, 12f, 100f, 30f), TexInput, texInputsList.ToArray());
// Mesh data
if (go != null) {
var meshFilter = go.GetComponent<MeshFilter>();
if (meshFilter != null) {
Mesh mesh = meshFilter.sharedMesh;
Vector2[] uvSet = UVSet == 0 ? mesh.uv : mesh.uv2;
// Triangles
for (int i = 0; i < mesh.triangles.Length; i += 3) {
if (uvSet.Length == 0) {
break;
}
Vector3[] verts = new Vector3[3];
for (int n = 0; n < 3; n++) {
verts[n] = new Vector3(
uvCanvas.x + uvSet[mesh.triangles[i + n]].x * uvCanvas.width,
uvCanvas.y + (1 - uvSet[mesh.triangles[i + n]].y) * uvCanvas.height,
0f);
}
// Draw edges
if (DisplayEdges) {
Handles.color = Color.white;
Handles.DrawPolyLine(new Vector3[] { verts[0], verts[1], verts[2], verts[0] });
}
// Draw face indices
if (DisplayFaces) {
Handles.color = Color.red;
Vector3 mid = (verts[0] + verts[1] + verts[2]) / 3;
mid.y -= 10f;
DrawLabel(mid.x, mid.y, (i / 3).ToString(), FaceStyle);
}
}
// Vertices
for (int i = 0; i < uvSet.Length; i++) {
Vector2 uv = uvSet[i];
Vector3 point = new Vector3(uvCanvas.width * uv.x + uvCanvas.x, uvCanvas.height * (1 - uv.y) + uvCanvas.y, 0);
// Draw vertex indices
if (DisplayVertexIndices) {
DrawLabel(point.x, point.y, i.ToString(), VertexStyle);
}
// Draw vertices
if (DisplayVertices) {
float thickness = 2f;
Handles.color = Color.cyan;
Handles.DrawSolidRectangleWithOutline(new Vector3[] {
new Vector3(point.x - thickness, point.y - thickness, 0),
new Vector3(point.x - thickness, point.y + thickness, 0),
new Vector3(point.x + thickness, point.y + thickness, 0),
new Vector3(point.x + thickness, point.y - thickness, 0)
}, Color.white, Color.white);
}
}
}
}
// Handle left mouse button events
if (Event.current.button == 0) {
// MouseDown
if (Event.current.type == EventType.MouseDown && !_isDragging) {
_isDragging = true;
}
// MouseDrag
if (Event.current.type == EventType.MouseDrag && _isDragging) {
if (Event.current.delta.magnitude > 0) {
ScrollPoint.x += -Event.current.delta.x;
ScrollPoint.y += -Event.current.delta.y;
needsRepaint = true;
}
}
// MouseUp
if (Event.current.type == EventType.MouseUp) {
_isDragging = false;
}
} // Left mouse down/drag/up
// Right Click
if (Event.current.button == 1 && Event.current.type == EventType.MouseUp) {
var menu = new GenericMenu();
menu.AddItem(new GUIContent("WIP"), false, MenuAction, null);
menu.ShowAsContext();
}
if (needsRepaint) {
Repaint();
}
GUI.EndScrollView();
} // OnGUI
void OnSceneGUI()
{
if (Asset == null)
{
return;
}
if (IconLoader == null)
{
IconLoader = new IconLoader();
}
float height = 32f * 13 + 30f;
float width = 32f;
bool disableVertexData = Asset.Mesh.vertices.Length >= MeshDisplay.MAX_VERTEX_COUNT;
var rect = new Rect(Screen.width - width - 10, Screen.height / 2 - height / 2, width, height);
GUILayout.BeginArea(rect);
// Default Gizmo
Asset.MeshDisplay.DisplayDefaultGizmo = GUILayout.Toggle(Asset.MeshDisplay.DisplayDefaultGizmo, IconLoader.Icons["defaultGizmo"], "button");
GUILayout.Space(10);
// Vertex Display
EditorGUI.BeginDisabledGroup(disableVertexData);
Asset.MeshDisplay.DisplayVertices = GUILayout.Toggle(Asset.MeshDisplay.DisplayVertices, IconLoader.Icons["vertex"], "button");
Asset.MeshDisplay.DisplayVertexNormal = GUILayout.Toggle(Asset.MeshDisplay.DisplayVertexNormal, IconLoader.Icons["vertexNormal"], "button");
Asset.MeshDisplay.DisplayVertexTangent = GUILayout.Toggle(Asset.MeshDisplay.DisplayVertexTangent, IconLoader.Icons["vertexTangent"], "button");
Asset.MeshDisplay.DisplayVertexIndex = GUILayout.Toggle(Asset.MeshDisplay.DisplayVertexIndex, IconLoader.Icons["vertexIndex"], "button");
Asset.MeshDisplay.DisplayVertexPosition = GUILayout.Toggle(Asset.MeshDisplay.DisplayVertexPosition, IconLoader.Icons["vertexPosition"], "button");
EditorGUI.EndDisabledGroup();
GUILayout.Space(10);
// Face Display
EditorGUI.BeginDisabledGroup(disableVertexData);
Asset.MeshDisplay.DisplayFaces = GUILayout.Toggle(Asset.MeshDisplay.DisplayFaces, IconLoader.Icons["face"], "button");
//Asset.MeshDisplay.DisplayFaceOrder = GUILayout.Toggle(Asset.MeshDisplay.DisplayFaceOrder, IconLoader.Icons["face"], "button");
Asset.MeshDisplay.DisplayFaceNormal = GUILayout.Toggle(Asset.MeshDisplay.DisplayFaceNormal, IconLoader.Icons["faceNormal"], "button");
Asset.MeshDisplay.DisplayFaceIndex = GUILayout.Toggle(Asset.MeshDisplay.DisplayFaceIndex, IconLoader.Icons["faceIndex"], "button");
EditorGUI.EndDisabledGroup();
GUILayout.Space(10);
// Polygons
EditorGUI.BeginDisabledGroup(disableVertexData);
Asset.MeshDisplay.DisplayPolygons = GUILayout.Toggle(Asset.MeshDisplay.DisplayPolygons, IconLoader.Icons["polygon"], "button");
Asset.MeshDisplay.DisplayPolygonIndex = GUILayout.Toggle(Asset.MeshDisplay.DisplayPolygonIndex, IconLoader.Icons["polygonIndex"], "button");
EditorGUI.EndDisabledGroup();
GUILayout.Space(10);
// UV
EditorGUI.BeginDisabledGroup(disableVertexData);
Asset.MeshDisplay.DisplayUVs = GUILayout.Toggle(Asset.MeshDisplay.DisplayUVs, IconLoader.Icons["uv"], "button");
EditorGUI.EndDisabledGroup();
// origin
Asset.MeshDisplay.DisplayOrigin = GUILayout.Toggle(Asset.MeshDisplay.DisplayOrigin, IconLoader.Icons["origin"], "button");
GUILayout.EndArea();
}