From be1e0c25bb633294622545dde8a81c97fd402bab Mon Sep 17 00:00:00 2001
From: hecomi <info@hecomi.com>
Date: Thu, 10 Nov 2016 23:06:24 +0900
Subject: [PATCH] expand aabb to avoid culling.

---
 .../Examples/Scripts/MultipleMonitorCreator.cs     | 14 +++++++++-----
 .../Examples/Scripts/MultipleMonitorLayouter.cs    | 12 ++++++------
 .../Scripts/MultipleMonitorRoundLayouter.cs        |  4 ++--
 3 files changed, 17 insertions(+), 13 deletions(-)

diff --git a/Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorCreator.cs b/Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorCreator.cs
index 10844a6..a747aa2 100644
--- a/Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorCreator.cs
+++ b/Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorCreator.cs
@@ -14,7 +14,7 @@ public class MultipleMonitorCreator : MonoBehaviour
         public GameObject gameObject { get; set; }
         public Quaternion originalRotation { get; set; }
         public uDesktopDuplication.Texture uddTexture { get; set; }
-        public Vector3 meshBounds;
+        public Mesh mesh { get; set; }
     }
 
     private List<MonitorInfo> monitors_ = new List<MonitorInfo>();
@@ -78,6 +78,13 @@ public class MultipleMonitorCreator : MonoBehaviour
             var go = Instantiate(monitorPrefab);
             go.name = "Monitor " + i;
 
+            // Expand AABB
+            var mesh = go.GetComponent<MeshFilter>().mesh; // clone
+            var aabbScale = mesh.bounds.size;
+            aabbScale.y = Mathf.Max(aabbScale.y, aabbScale.x);
+            aabbScale.z = Mathf.Max(aabbScale.z, aabbScale.x);
+            mesh.bounds = new Bounds(mesh.bounds.center, aabbScale);
+
             // Assign monitor
             var texture = go.GetComponent<uDesktopDuplication.Texture>();
             texture.monitorId = i;
@@ -89,15 +96,12 @@ public class MultipleMonitorCreator : MonoBehaviour
             // Set parent as this object
             go.transform.SetParent(transform);
 
-            // Calc actual size considering mesh size
-            var bounds = go.GetComponent<MeshFilter>().sharedMesh.bounds.extents * 2f;
-
             // Save
             var info = new MonitorInfo();
             info.gameObject = go;
             info.originalRotation = go.transform.rotation;
             info.uddTexture = texture;
-            info.meshBounds = bounds;
+            info.mesh = mesh;
             monitors_.Add(info);
         }
     }
diff --git a/Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorLayouter.cs b/Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorLayouter.cs
index 065a65c..98f80bd 100644
--- a/Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorLayouter.cs
+++ b/Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorLayouter.cs
@@ -15,13 +15,13 @@ public class MultipleMonitorLayouter : MonoBehaviour
 
     protected virtual void Update()
     {
-        if (updateEveryFrame) {
-            Layout();
+        if (updateEveryFrame) {
+            Layout();
         }
     }
 
     void LateUpdate()
-    {
+    {
         margin = Mathf.Max(margin, 0f);
     }
 
@@ -32,7 +32,7 @@ public class MultipleMonitorLayouter : MonoBehaviour
 
         var totalWidth = 0f;
         foreach (var info in monitors) {
-            var width = info.uddTexture.monitor.widthMeter * info.meshBounds.x;
+            var width = info.uddTexture.monitor.widthMeter * (info.mesh.bounds.extents.x * 2f);
             totalWidth += width;
         }
         totalWidth += margin * (n - 1);
@@ -41,10 +41,10 @@ public class MultipleMonitorLayouter : MonoBehaviour
 
         foreach (var info in creator_.monitors) {
             var monitor = info.uddTexture.monitor;
-            x += (monitor.widthMeter * info.meshBounds.x) / 2;
+            x += (monitor.widthMeter * info.mesh.bounds.extents.x);
             info.gameObject.transform.localPosition = new Vector3(x, 0f, 0f);
             info.gameObject.transform.localRotation = info.originalRotation;
-            x += (monitor.widthMeter * info.meshBounds.x) / 2 + margin;
+            x += (monitor.widthMeter * info.mesh.bounds.extents.x) + margin;
         }
     }
 
diff --git a/Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorRoundLayouter.cs b/Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorRoundLayouter.cs
index 784ee1f..a45abf8 100644
--- a/Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorRoundLayouter.cs
+++ b/Assets/uDesktopDuplication/Examples/Scripts/MultipleMonitorRoundLayouter.cs
@@ -18,7 +18,7 @@ public class MultipleMonitorRoundLayouter : MultipleMonitorLayouter
 
         var totalWidth = 0f;
         foreach (var info in monitors) {
-            var width = info.uddTexture.monitor.widthMeter * info.meshBounds.x;
+            var width = info.uddTexture.monitor.widthMeter * (info.mesh.bounds.extents.x * 2f);
             totalWidth += width;
         }
         totalWidth += margin * (n - 1);
@@ -29,7 +29,7 @@ public class MultipleMonitorRoundLayouter : MultipleMonitorLayouter
         float angle = -totalAngle / 2;
         foreach (var info in monitors) {
             var uddTex = info.uddTexture;
-            var width = uddTex.monitor.widthMeter * info.meshBounds.x;
+            var width = uddTex.monitor.widthMeter * (info.mesh.bounds.extents.x * 2f);
 
             angle += (width / radius) * 0.5f;
             uddTex.transform.localPosition = radius * new Vector3(Mathf.Sin(angle), 0f, Mathf.Cos(angle) - 1f);