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src/libslic3r/GCode/SpiralVase.hpp

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+#ifndef slic3r_SpiralVase_hpp_
+#define slic3r_SpiralVase_hpp_
+
+#include "../libslic3r.h"
+#include "../GCodeReader.hpp"
+
+namespace Slic3r {
+
+class SpiralVase
+{
+public:
+    class SpiralPoint
+    {
+    public:
+        SpiralPoint(float paramx, float paramy) : x(paramx), y(paramy) {}
+
+    public:
+        float x, y;
+    };
+    SpiralVase(const PrintConfig &config) : m_config(config)
+    {
+        //QDS
+        //m_reader.z() = (float)m_config.z_offset;
+        m_reader.z() = 0.0f;
+        m_reader.apply_config(m_config);
+        m_previous_layer = NULL;
+        m_smooth_spiral = config.spiral_mode_smooth;
+    };
+
+    void 		enable(bool en) {
+   		m_transition_layer = en && ! m_enabled;
+    	m_enabled 		   = en;
+    }
+
+    std::string process_layer(const std::string &gcode, bool last_layer);
+    void set_max_xy_smoothing(float max) {
+        m_max_xy_smoothing = max;
+    }
+private:
+    const PrintConfig  &m_config;
+    GCodeReader 		m_reader;
+    float               m_max_xy_smoothing = 0.f;
+
+    bool 				m_enabled = false;
+    // First spiral vase layer. Layer height has to be ramped up from zero to the target layer height.
+    bool 				m_transition_layer = false;
+    // Whether to interpolate XY coordinates with the previous layer. Results in no seam at layer changes
+    bool                m_smooth_spiral = false;
+    std::shared_ptr<std::vector<SpiralPoint>> m_previous_layer;
+};
+}
+
+#endif // slic3r_SpiralVase_hpp_