From 2ef7272e6817cf61828a9d80ca239092573505c7 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sun, 2 Oct 2022 18:19:44 +0100
Subject: Make Window shader available to clients

---
 ui/gameMainWindow.cpp | 6 ++++++
 ui/gameMainWindow.h   | 1 +
 ui/window.h           | 3 +++
 3 files changed, 10 insertions(+)

(limited to 'ui')

diff --git a/ui/gameMainWindow.cpp b/ui/gameMainWindow.cpp
index 3617ca8..c84781c 100644
--- a/ui/gameMainWindow.cpp
+++ b/ui/gameMainWindow.cpp
@@ -71,3 +71,9 @@ GameMainWindow::render() const
 	gameState->world.apply<Renderable>(&Renderable::render, shader);
 	Window::render();
 }
+
+const Shader &
+GameMainWindow::getShader() const
+{
+	return shader;
+}
diff --git a/ui/gameMainWindow.h b/ui/gameMainWindow.h
index 68ad7ad..9cc72ab 100644
--- a/ui/gameMainWindow.h
+++ b/ui/gameMainWindow.h
@@ -15,6 +15,7 @@ public:
 	void render() const override;
 
 private:
+	const Shader & getShader() const override;
 	Shader shader;
 	Camera camera;
 };
diff --git a/ui/window.h b/ui/window.h
index b6ade60..f808588 100644
--- a/ui/window.h
+++ b/ui/window.h
@@ -10,6 +10,8 @@
 #include <special_members.hpp>
 #include <string>
 
+class Shader;
+
 class Window {
 public:
 	Window(size_t width, size_t height, const std::string & title);
@@ -28,6 +30,7 @@ public:
 protected:
 	[[nodiscard]] SDL_GLContext glContext() const;
 	virtual void render() const;
+	virtual const Shader & getShader() const = 0;
 
 	using SDL_WindowPtr = wrapped_ptrt<SDL_Window, SDL_CreateWindow, SDL_DestroyWindow>;
 	SDL_WindowPtr m_window;
-- 
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