Diff: rospy_tutorials/Floats.h

Revision:

0:fd24f7ca9688

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rospy_tutorials/Floats.h	Thu Mar 31 14:22:59 2016 +0000
@@ -0,0 +1,77 @@
+#ifndef _ROS_rospy_tutorials_Floats_h
+#define _ROS_rospy_tutorials_Floats_h
+
+#include <stdint.h>
+#include <string.h>
+#include <stdlib.h>
+#include "ros/msg.h"
+
+namespace rospy_tutorials
+{
+
+  class Floats : public ros::Msg
+  {
+    public:
+      uint8_t data_length;
+      float st_data;
+      float * data;
+
+    Floats():
+      data_length(0), data(NULL)
+    {
+    }
+
+    virtual int serialize(unsigned char *outbuffer) const
+    {
+      int offset = 0;
+      *(outbuffer + offset++) = data_length;
+      *(outbuffer + offset++) = 0;
+      *(outbuffer + offset++) = 0;
+      *(outbuffer + offset++) = 0;
+      for( uint8_t i = 0; i < data_length; i++){
+      union {
+        float real;
+        uint32_t base;
+      } u_datai;
+      u_datai.real = this->data[i];
+      *(outbuffer + offset + 0) = (u_datai.base >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (u_datai.base >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (u_datai.base >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (u_datai.base >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->data[i]);
+      }
+      return offset;
+    }
+
+    virtual int deserialize(unsigned char *inbuffer)
+    {
+      int offset = 0;
+      uint8_t data_lengthT = *(inbuffer + offset++);
+      if(data_lengthT > data_length)
+        this->data = (float*)realloc(this->data, data_lengthT * sizeof(float));
+      offset += 3;
+      data_length = data_lengthT;
+      for( uint8_t i = 0; i < data_length; i++){
+      union {
+        float real;
+        uint32_t base;
+      } u_st_data;
+      u_st_data.base = 0;
+      u_st_data.base |= ((uint32_t) (*(inbuffer + offset + 0))) << (8 * 0);
+      u_st_data.base |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      u_st_data.base |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      u_st_data.base |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      this->st_data = u_st_data.real;
+      offset += sizeof(this->st_data);
+        memcpy( &(this->data[i]), &(this->st_data), sizeof(float));
+      }
+     return offset;
+    }
+
+    const char * getType(){ return "rospy_tutorials/Floats"; };
+    const char * getMD5(){ return "420cd38b6b071cd49f2970c3e2cee511"; };
+
+  };
+
+}
+#endif
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