diff --git a/inc/hgl/math/HalfFloat.h b/inc/hgl/math/HalfFloat.h
index 8670a2a..4d77d6e 100644
--- a/inc/hgl/math/HalfFloat.h
+++ b/inc/hgl/math/HalfFloat.h
@@ -54,16 +54,6 @@ namespace hgl
     */
     void Float32toFloat16(half_float *output,const float *input,const uint count);
 
-    /**
-    * 快速版float32转float16处理
-    */
-    inline const half_float float2half(const float &f)
-    {
-        const uint32 x = *((uint32 *)&f);
-
-        return ((x>>16)&0x8000)|((((x&0x7f800000)-0x38000000)>>13)&0x7c00)|((x>>13)&0x03ff);
-    }
-    
     inline const float half2float(const half_float &hf)
     {
         union
@@ -87,16 +77,6 @@ namespace hgl
         }
     }
 
-    inline void float_to_half(half_float *target,const float *source,uint32 count)
-    {
-        while (count--)
-        {
-            *target = float2half(*source);
-            ++target;
-            ++source;
-        }
-    }
-
     inline void half2u16(uint16 *output,const half_float *input,const uint count)
     {
         union