gbuffer refactor

src/graphics/core/GBuffer.hpp

@@ -25,22 +25,25 @@ public:
 
     std::unique_ptr<ImageData> toImage() const;
 private:
+    struct Buffer {
+        uint buffer;
+        const int internalformat;
+        const uint format;
+        const uint type;
+        const uint attachment;
+    };
+
     uint width;
     uint height;
 
     uint fbo;
-    uint colorBuffer = 0;
-    uint positionsBuffer = 0;
-    uint normalsBuffer = 0;
-    uint emissionBuffer = 0;
-    uint depthBuffer = 0;
-    uint ssaoFbo = 0;
-    uint ssaoBuffer = 0;
+    Buffer colorBuffer;
+    Buffer positionsBuffer;
+    Buffer normalsBuffer;
+    Buffer emissionBuffer;
+    Buffer depthBuffer;
+    uint ssaoFbo;
+    Buffer ssaoBuffer;
 
-    void createColorBuffer();
-    void createPositionsBuffer();
-    void createNormalsBuffer();
-    void createEmissionBuffer();
-    void createDepthBuffer();
-    void createSSAOBuffer();
+    void createBuffer(Buffer& buffer);
 };