From e66011756340e03fe941723f762119ed78ec2402 Mon Sep 17 00:00:00 2001
From: Aki <please@ignore.pl>
Date: Sat, 11 Feb 2023 16:50:09 +0100
Subject: Added ConstContext for drawing systems

This whole ongoing refactoring process is meant to better understand
relationships between Battle, Simulation and Systems.
---
 engine/include/kurator/engine/Context.h | 23 ++++++++++++++++++++++-
 engine/src/Context.cpp                  | 25 +++++++++++++++++++++++--
 2 files changed, 45 insertions(+), 3 deletions(-)

(limited to 'engine')

diff --git a/engine/include/kurator/engine/Context.h b/engine/include/kurator/engine/Context.h
index c2c7cca..093285e 100644
--- a/engine/include/kurator/engine/Context.h
+++ b/engine/include/kurator/engine/Context.h
@@ -3,6 +3,7 @@
 #include <entt/entity/registry.hpp>
 #include <entt/signal/dispatcher.hpp>
 
+#include "Camera.h"
 #include "Clock.h"
 
 
@@ -12,12 +13,32 @@ namespace engine
 {
 
 
+struct Context;
+struct ConstContext;
+
+
 struct Context
 {
-	Context(entt::registry& registry_, entt::dispatcher& dispatcher_, Clock& clock_);
+	Context(entt::registry& registry_, entt::dispatcher& dispatcher_, Clock& clock_, Camera& camera_);
 	entt::registry& registry;
 	entt::dispatcher& dispatcher;
 	Clock& clock;
+	Camera& camera;
+	operator ConstContext() const;
+};
+
+
+struct ConstContext
+{
+	ConstContext(
+		const entt::registry& registry_,
+		const entt::dispatcher& dispatcher_,
+		const Clock& clock_,
+		const Camera& camera_);
+	const entt::registry& registry;
+	const entt::dispatcher& dispatcher;
+	const Clock& clock;
+	const Camera& camera;
 };
 
 
diff --git a/engine/src/Context.cpp b/engine/src/Context.cpp
index eeec938..8c81c89 100644
--- a/engine/src/Context.cpp
+++ b/engine/src/Context.cpp
@@ -3,6 +3,7 @@
 #include <entt/entity/registry.hpp>
 #include <entt/signal/dispatcher.hpp>
 
+#include <kurator/engine/Camera.h>
 #include <kurator/engine/Clock.h>
 
 
@@ -12,10 +13,30 @@ namespace engine
 {
 
 
-Context::Context(entt::registry& registry_, entt::dispatcher& dispatcher_, Clock& clock_) :
+Context::Context(entt::registry& registry_, entt::dispatcher& dispatcher_, Clock& clock_, Camera& camera_) :
 	registry {registry_},
 	dispatcher {dispatcher_},
-	clock {clock_}
+	clock {clock_},
+	camera {camera_}
+{
+}
+
+
+Context::operator ConstContext() const
+{
+	return ConstContext{registry, dispatcher, clock, camera};
+}
+
+
+ConstContext::ConstContext(
+	const entt::registry& registry_,
+	const entt::dispatcher& dispatcher_,
+	const Clock& clock_,
+	const Camera& camera_) :
+	registry {registry_},
+	dispatcher {dispatcher_},
+	clock {clock_},
+	camera {camera_}
 {
 }
 
-- 
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