Add WorldOverlay concept

Allows rendering in the world view objects which are not (yet?) part of that world

2 files changed, 11 insertions, 0 deletions

diff --git a/ui/window.cpp b/ui/window.cpp
index 9ecc88c..3569915 100644
--- a/ui/window.cpp
+++ b/ui/window.cpp
@@ -1,5 +1,6 @@
 #include "window.h"

 #include "uiComponent.h"

+#include "worldOverlay.h"

 #include <GL/glew.h>

 #include <glm/glm.hpp>

 #include <stdexcept>

@@ -90,6 +91,7 @@ Window::refresh() const
 void

 Window::render() const

 {

+	uiComponents.apply<WorldOverlay>(&WorldOverlay::render, getShader());

 	glDisable(GL_DEPTH_TEST);

 	uiComponents.apply(&UIComponent::render, uiShader, UIComponent::Position {});

 }

diff --git a/ui/worldOverlay.h b/ui/worldOverlay.h
new file mode 100644
index 0000000..028122a
--- /dev/null
+++ b/ui/worldOverlay.h
@@ -0,0 +1,9 @@
+#pragma once
+
+class Shader;
+
+class WorldOverlay {
+public:
+	virtual ~WorldOverlay() = default;
+	virtual void render(const Shader &) const = 0;
+};