From a4e684beb56d8883b0cb5ec999962352fce10602 Mon Sep 17 00:00:00 2001
From: rexy712 <rexerton.rexy@tutamail.com>
Date: Fri, 2 Oct 2020 06:56:39 -0700
Subject: [PATCH] Add fbo constructor that will bind existing textures/rbos in
 a single call

---
 include/graphics/fbo.hpp | 31 ++++++++++++++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)

diff --git a/include/graphics/fbo.hpp b/include/graphics/fbo.hpp
index fec2ca3..7f83579 100644
--- a/include/graphics/fbo.hpp
+++ b/include/graphics/fbo.hpp
@@ -35,7 +35,9 @@ namespace gfx{
 
 	public:
 		fbo();
-		fbo(util::no_initialize_t);
+		template<typename... Args>
+		explicit fbo(Args&&... args);
+		explicit fbo(util::no_initialize_t);
 		fbo(const fbo&) = delete;
 		fbo(fbo&& f);
 		~fbo();
@@ -58,8 +60,35 @@ namespace gfx{
 
 		bool bind()const;
 		bool bind(gl_frame_buffer_manager& b)const;
+	private:
+		template<typename... Args>
+		void i_attach(const rbo& r, GLenum point, Args&&... args);
+		template<typename... Args>
+		void i_attach(const texture& r, GLenum point, Args&&... args);
+
 	};
 
+	template<typename... Args>
+	fbo::fbo(Args&&... args):
+		fbo()
+	{
+		i_attach(std::forward<Args>(args)...);
+	}
+	template<typename... Args>
+	void fbo::i_attach(const rbo& r, GLenum point, Args&&... args){
+		attach(r, point);
+		if constexpr(sizeof...(args) > 0){
+			i_attach(std::forward<Args>(args)...);
+		}
+	}
+	template<typename... Args>
+	void fbo::i_attach(const texture& t, GLenum point, Args&&... args){
+		attach(t, point);
+		if constexpr(sizeof...(args) > 0){
+			i_attach(std::forward<Args>(args)...);
+		}
+	}
+
 }
 
 #endif