v1.3增加一个简单的越障模式

v1.3/lib/FastLED/examples/LuminescentGrand/shared/framebuffer.h

@@ -0,0 +1,35 @@
+
+
+#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_