From a40a2090e4c2b25b165e62d0c5c3d53ceed7c138 Mon Sep 17 00:00:00 2001
From: GeorgH93 <git@georgh93.eu>
Date: Fri, 21 May 2021 18:55:11 +0200
Subject: [PATCH] Add GetFovX and GetFovY to CameraIntrinsic

---
 openVulkanoCpp/Math/CameraIntrinsic.hpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/openVulkanoCpp/Math/CameraIntrinsic.hpp b/openVulkanoCpp/Math/CameraIntrinsic.hpp
index 207296d..bda2036 100644
--- a/openVulkanoCpp/Math/CameraIntrinsic.hpp
+++ b/openVulkanoCpp/Math/CameraIntrinsic.hpp
@@ -78,6 +78,16 @@ namespace openVulkanoCpp::Math
 			return Fy() / Fx();
 		}
 
+		[[nodiscard]] float GetFovX(float imageWidth) const
+		{
+			return 2 * atanf(imageWidth * 0.5f / Fx());
+		}
+
+		[[nodiscard]] float GetFovY(float imageHeight) const
+		{
+			return 2 * atanf(imageHeight * 0.5f / Fy());
+		}
+
 		[[nodiscard]] Math::Vector3f ProjectTo3D(Math::Vector2i pixelCoordinates, float depth) const
 		{
 			return ProjectTo3D(Math::Vector2f(pixelCoordinates), depth);