From 1c1381a7baa493899931bf0cc56d4c67f5c0a28e Mon Sep 17 00:00:00 2001
From: hecomi <info@hecomi.com>
Date: Wed, 12 Sep 2018 00:04:33 +0900
Subject: [PATCH] consider clipPos and clipScale for raycast #23.

---
 Assets/uDesktopDuplication/Scripts/Texture.cs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/Assets/uDesktopDuplication/Scripts/Texture.cs b/Assets/uDesktopDuplication/Scripts/Texture.cs
index d3f65db..0bbdf9c 100644
--- a/Assets/uDesktopDuplication/Scripts/Texture.cs
+++ b/Assets/uDesktopDuplication/Scripts/Texture.cs
@@ -409,6 +409,19 @@ public class Texture : MonoBehaviour
         // Calculate coordinates.
         var coordX = toAngle / halfWidthAngle * 0.5f;
         var coordY = ly / halfHeight * 0.5f;
+
+        // Zoom
+        if (useClip) {
+            coordX = clipPos.x + (0.5f + coordX) * clipScale.x;
+            coordX -= Mathf.Floor(coordX);
+            coordX -= 0.5f;
+
+            coordY = (1f - clipPos.y) + (coordY - 0.5f) * clipScale.y;
+            coordY -= Mathf.Floor(coordY);
+            coordY -= 0.5f;
+        }
+
+        // Desktop position
         int desktopX = monitor.left + (int)((coordX + 0.5f) * monitor.width);
         int desktopY = monitor.top + (int)((0.5f - coordY) * monitor.height);