From 379b07fa1fb953cc175028fcb95dfbb64c392451 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sun, 11 Dec 2022 14:22:57 +0000
Subject: Make Camera members private with accessors and helpful setters

---
 gfx/gl/camera.h | 38 ++++++++++++++++++++++++++++++++++++--
 1 file changed, 36 insertions(+), 2 deletions(-)

(limited to 'gfx/gl/camera.h')

diff --git a/gfx/gl/camera.h b/gfx/gl/camera.h
index e22d23f..d82802f 100644
--- a/gfx/gl/camera.h
+++ b/gfx/gl/camera.h
@@ -1,6 +1,7 @@
 #pragma once
 
 #include <glm/glm.hpp>
+#include <maths.h>
 #include <ray.hpp>
 
 class Camera {
@@ -10,10 +11,43 @@ public:
 	[[nodiscard]] glm::mat4 getViewProjection() const;
 	[[nodiscard]] Ray unProject(const glm::vec2 &) const;
 
-	glm::vec3 pos;
+	void
+	setPosition(const glm::vec3 & p)
+	{
+		position = p;
+	}
+	void
+	setForward(const glm::vec3 & f)
+	{
+		forward = f;
+	}
+	void
+	setView(const glm::vec3 & p, const glm::vec3 & f, const glm::vec3 & u = ::up)
+	{
+		position = p;
+		forward = f;
+		up = u;
+	}
+	void
+	lookAt(const glm::vec3 & target)
+	{
+		setForward(glm::normalize(target - position));
+	}
+	[[nodiscard]] auto
+	getForward() const
+	{
+		return forward;
+	}
+	[[nodiscard]] auto
+	getPosition() const
+	{
+		return position;
+	}
+
+private:
+	glm::vec3 position;
 	glm::vec3 forward;
 	glm::vec3 up;
 
-private:
 	glm::mat4 projection;
 };
-- 
cgit v1.2.3