framebuffer.h

 
 
#ifndef FRAME_BUFFER_H_
#define FRAME_BUFFER_H_
 
struct Color3i;
 
class FrameBufferBase {
 public:
  FrameBufferBase(Color3i* array, int n_pixels);
  virtual ~FrameBufferBase();
 
  void Set(int i, const Color3i& c);
  void Set(int i, int length, const Color3i& color);
  void FillColor(const Color3i& color);
  void ApplyBlendSubtract(const Color3i& color);
  void ApplyBlendAdd(const Color3i& color);
  void ApplyBlendMultiply(const Color3i& color);
  Color3i* GetIterator(int i);
 
  // Length in pixels.
  int length() const;
 
 protected:
  Color3i* color_array_;
  int n_color_array_;
};
 
class FrameBuffer : public FrameBufferBase {
 public:
  FrameBuffer(int n_pixels);
  virtual ~FrameBuffer();
};
 
#endif // FRAME_BUFFER_H_