Inverted Red and Blue channels for TGA loading

src/DataHandling/Texture.h

@@ -32,6 +32,8 @@ public:
 private:
     /// Load and RGB TGA image file to an array
     bool load_tga(const std::string& filename, uint8_t*& data_array);
+
+    void invert_channels(uint8_t first_channel,uint8_t second_channel);
 };