diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5e1a0c7..a15830a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -75,5 +75,8 @@ add_executable(ComSquare
         sources/Memory/IRectangleMemory.hpp
         sources/DSP/DSP.cpp
         sources/DSP/DSP.hpp
+        sources/Renderer/IRenderer.hpp
+        sources/Renderer/SFRenderer.hpp
+        sources/Renderer/SFRenderer.cpp
         sources/Exceptions/InvalidAcction.hpp
 )
diff --git a/sources/PPU/PPU.cpp b/sources/PPU/PPU.cpp
index c8791bd..32bd47a 100644
--- a/sources/PPU/PPU.cpp
+++ b/sources/PPU/PPU.cpp
@@ -8,7 +8,8 @@
 
 namespace ComSquare::PPU
 {
-	uint8_t PPU::read(uint24_t addr) {
+	uint8_t PPU::read(uint24_t addr)
+	{
 		switch (addr) {
 		case 0x34:
 			return this->mpy.mpyl;
@@ -21,7 +22,8 @@ namespace ComSquare::PPU
 		}
 	}
 
-	void PPU::write(uint24_t addr, uint8_t data) {
+	void PPU::write(uint24_t addr, uint8_t data)
+	{
 		switch (addr) {
 		case 0x00:
 			this->inidisp.raw = data;
@@ -62,9 +64,14 @@ namespace ComSquare::PPU
 		case 0x0C:
 			this->bg34nba.raw = data;
 			break;
-		//TODO adding the rest of the registers. ooof !
+		//TODO adding the rest of the registers. oaf !
 		default:
 			throw InvalidAddress("PPU Internal Registers write", addr);
 		}
 	}
+
+	void PPU::update(int cycles)
+	{
+		(void)cycles;
+	}
 }
\ No newline at end of file
diff --git a/sources/PPU/PPU.hpp b/sources/PPU/PPU.hpp
index 69f9442..a06b449 100644
--- a/sources/PPU/PPU.hpp
+++ b/sources/PPU/PPU.hpp
@@ -390,6 +390,9 @@ namespace ComSquare::PPU
 		//! @param data The new data to write.
 		//! @throw This function should thrown an InvalidAddress for address that are not mapped to the component.
 		void write(uint24_t addr, uint8_t data) override;
+		//! @brief Update the PPU of n cycles.
+		//! @param The number of cycles to update.
+		void update(int cycles);
 	};
 }
 #endif //COMSQUARE_PPU_HPP
diff --git a/sources/Renderer/IRenderer.hpp b/sources/Renderer/IRenderer.hpp
new file mode 100644
index 0000000..448043d
--- /dev/null
+++ b/sources/Renderer/IRenderer.hpp
@@ -0,0 +1,25 @@
+//
+// Created by cbihan on 1/30/20.
+//
+
+#ifndef COMSQUARE_IRENDERER_HPP
+#define COMSQUARE_IRENDERER_HPP
+
+#include <string>
+
+namespace ComSquare::Renderer
+{
+	class IRenderer {
+	public:
+		//! @brief Set a new name to the window, if there is already a name it will be overwrite
+		virtual void setWindowName(std::string) = 0;
+		//! @brief Tells to the program if the window has been closed, and therefore if he should stop
+		bool shouldExit;
+		//! @brief Render the buffer to the window
+		virtual void drawScreen() = 0;
+		//! @brief Set a pixel to the coordinates x, y with the color rgba
+		virtual void putPixel(int x, int y, uint8_t rgba) = 0;
+	};
+}
+
+#endif //COMSQUARE_IRENDERER_HPP
diff --git a/sources/Renderer/SFRenderer.cpp b/sources/Renderer/SFRenderer.cpp
new file mode 100644
index 0000000..ec6133d
--- /dev/null
+++ b/sources/Renderer/SFRenderer.cpp
@@ -0,0 +1,25 @@
+//
+// Created by cbihan on 1/30/20.
+//
+
+#include "SFRenderer.hpp"
+
+namespace ComSquare::Renderer
+{
+	void SFRenderer::setWindowName(std::string)
+	{
+
+	}
+
+	void SFRenderer::drawScreen()
+	{
+
+	}
+
+	void SFRenderer::putPixel(int x, int y, uint8_t rgba)
+	{
+		(void) x;
+		(void) y;
+		(void) rgba;
+	}
+}
diff --git a/sources/Renderer/SFRenderer.hpp b/sources/Renderer/SFRenderer.hpp
new file mode 100644
index 0000000..772fc77
--- /dev/null
+++ b/sources/Renderer/SFRenderer.hpp
@@ -0,0 +1,32 @@
+//
+// Created by cbihan on 1/30/20.
+//
+
+#ifndef COMSQUARE_SFRENDERER_HPP
+#define COMSQUARE_SFRENDERER_HPP
+
+#include "IRenderer.hpp"
+#include <SFML/Graphics.hpp>
+#include <SFML/Audio.hpp>
+#include <SFML/System.hpp>
+#include <SFML/Window.hpp>
+#include <SFML/Graphics//RenderWindow.hpp>
+
+namespace ComSquare::Renderer
+{
+	class SFRenderer : public IRenderer {
+	public:
+		//! @brief Set a new name to the window, if there is already a name it will be overwrite.
+		//! @param A new title for the window.
+		void setWindowName(std::string) override;
+		//! @brief Update the screen by printing the buffer.
+		void drawScreen() override;
+		//! @brief Add a pixel to the buffer to the coordinates x, y with the color rgba.
+		//! @param X : horizontal index.
+		//! @param Y : vertical index.
+		//! @param rgba : The color of the pixel.
+		void putPixel(int x, int y, uint8_t rgba) override ;
+	};
+}
+
+#endif //COMSQUARE_SFRENDERER_HPP