From bdfd8cda7da7f67b66e1406ac69034fd30bf3e34 Mon Sep 17 00:00:00 2001
From: kanthoney <kevin@kanthoney.co.uk>
Date: Mon, 27 Jul 2015 17:15:17 +0100
Subject: [PATCH] Make scanner V work for different FOV when aspect ratio is
 less than 4:3

---
 src/Core/HeadUpDisplay.m | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/Core/HeadUpDisplay.m b/src/Core/HeadUpDisplay.m
index 4e2c0229..be277695 100644
--- a/src/Core/HeadUpDisplay.m
+++ b/src/Core/HeadUpDisplay.m
@@ -4097,6 +4097,8 @@ static void drawScannerGrid(GLfloat x, GLfloat y, GLfloat z, NSSize siz, int v_d
 {
 	OOSetOpenGLState(OPENGL_STATE_OVERLAY);
 
+	MyOpenGLView* gameView = [UNIVERSE gameView];
+
 	GLfloat w1, h1;
 	GLfloat ww = 0.5 * siz.width;
 	GLfloat hh = 0.5 * siz.height;
@@ -4190,7 +4192,12 @@ static void drawScannerGrid(GLfloat x, GLfloat y, GLfloat z, NSSize siz, int v_d
 			}
 		}
 
-		double tanfov = [[UNIVERSE gameView] fov:YES];
+		double tanfov = [gameView fov:YES];
+		GLfloat aspect = [gameView viewSize].width / [gameView viewSize].height;
+		if (aspect < 4.0/3.0)
+		{
+			tanfov *= 0.75 * aspect;
+		}
 		double cosfov = 1.0/sqrt(1+tanfov*tanfov);
 		double sinfov = tanfov * cosfov;