From c5ed6f9b9e41af32b33b232ed1a852f3ed44fecf Mon Sep 17 00:00:00 2001
From: Harry <harrysjh98@gmail.com>
Date: Tue, 21 Mar 2017 20:04:58 +0000
Subject: [PATCH] Added preliminary support to Render-To-Texture via
 setRenderTarget() functions for both Texture and Window

---
 res/runtime/resources.data | 4 +++-
 src/test.cpp               | 1 +
 src/texture.cpp            | 5 +++++
 src/texture.hpp            | 1 +
 src/window.cpp             | 6 ++++++
 src/window.hpp             | 1 +
 6 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/res/runtime/resources.data b/res/runtime/resources.data
index 22f5fd6f5d..2aea7edb82 100644
--- a/res/runtime/resources.data
+++ b/res/runtime/resources.data
@@ -77,4 +77,6 @@ speed: 2.5
 
 
 
-played: 117303
+
+
+played: 117352
diff --git a/src/test.cpp b/src/test.cpp
index 01528437ba..21e6bc4bc4 100644
--- a/src/test.cpp
+++ b/src/test.cpp
@@ -75,6 +75,7 @@ int main()
 			std::cout << "Camera Position = [" << cam.getPosR().getX() << ", " << cam.getPosR().getY() << ", " << cam.getPosR().getZ() << "].\n";
 			std::cout << "Lifetime Spent: " << secondsLifetime << " seconds.\n";
 		}
+		wnd.setRenderTarget();
 		fpscounter.update();
 		deltaTotal += fpscounter.getRange();
 		deltas.push_back(fpscounter.getRange());
diff --git a/src/texture.cpp b/src/texture.cpp
index a7e5848aeb..30e0317f75 100644
--- a/src/texture.cpp
+++ b/src/texture.cpp
@@ -66,6 +66,11 @@ void Texture::bind(GLuint shaderProgram, unsigned int id)
 	glUniform1i(this->textureID, id);
 }
 
+void Texture::setRenderTarget() const
+{
+	
+}
+
 std::string Texture::getFileName() const
 {
 	return this->filename;
diff --git a/src/texture.hpp b/src/texture.hpp
index cbc9c5152f..cf67474f6d 100644
--- a/src/texture.hpp
+++ b/src/texture.hpp
@@ -18,6 +18,7 @@ class Texture
 	Texture(std::string filename = "./res/textures/undefined.jpg");
 	~Texture();
 	void bind(GLuint shaderProgram, unsigned int id);
+	void setRenderTarget() const;
 	std::string getFileName() const;
 	static std::shared_ptr<Texture> getFromLink(std::string textureLink, std::vector<std::shared_ptr<Texture>> allTextures);
 protected:
diff --git a/src/window.cpp b/src/window.cpp
index ad5b3540d5..df9f242235 100644
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -67,6 +67,12 @@ void Window::setTitle(std::string newTitle)
 	SDL_SetWindowTitle(this->wnd, newTitle.c_str());
 }
 
+void Window::setRenderTarget() const
+{
+	glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
+	glViewport(0, 0, this->w, this->h);
+}
+
 void Window::clear(float r, float g, float b, float a) const
 {
 		glClearColor(r, g, b, a);
diff --git a/src/window.hpp b/src/window.hpp
index d9d65e28c5..1d4ad6f39f 100644
--- a/src/window.hpp
+++ b/src/window.hpp
@@ -31,6 +31,7 @@ class Window
 	bool isCloseRequested() const;
 	void requestClose();
 	void setTitle(std::string newTitle);
+	void setRenderTarget() const;
 	
 	void clear(float r = 1.0f, float g = 1.0f, float b = 1.0f, float a = 1.0f) const;
 	void update();