[Beignet] [PATCH 2/2] Backend: refine the geometry function

[rander]

Signed-off-by: rander <rander.wang at intel.com>
---
 backend/src/libocl/src/ocl_geometric.cl | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/backend/src/libocl/src/ocl_geometric.cl b/backend/src/libocl/src/ocl_geometric.cl
index af39ed3..1f66daa 100644
--- a/backend/src/libocl/src/ocl_geometric.cl
+++ b/backend/src/libocl/src/ocl_geometric.cl
@@ -100,10 +100,10 @@ OVERLOADABLE float fast_length(float x) { return __gen_ocl_fabs(x); }
 OVERLOADABLE float fast_length(float2 x) { return sqrt(dot(x,x)); }
 OVERLOADABLE float fast_length(float3 x) { return sqrt(dot(x,x)); }
 OVERLOADABLE float fast_length(float4 x) { return sqrt(dot(x,x)); }
-OVERLOADABLE float fast_distance(float x, float y) { return length(x-y); }
-OVERLOADABLE float fast_distance(float2 x, float2 y) { return length(x-y); }
-OVERLOADABLE float fast_distance(float3 x, float3 y) { return length(x-y); }
-OVERLOADABLE float fast_distance(float4 x, float4 y) { return length(x-y); }
+OVERLOADABLE float fast_distance(float x, float y) { return fast_length(x-y); }
+OVERLOADABLE float fast_distance(float2 x, float2 y) { return fast_length(x-y); }
+OVERLOADABLE float fast_distance(float3 x, float3 y) { return fast_length(x-y); }
+OVERLOADABLE float fast_distance(float4 x, float4 y) { return fast_length(x-y); }
 OVERLOADABLE float fast_normalize(float x) { return x > 0 ? 1.f : (x < 0 ? -1.f : 0.f); }
 OVERLOADABLE float2 fast_normalize(float2 x) { return x * rsqrt(dot(x, x)); }
 OVERLOADABLE float3 fast_normalize(float3 x) { return x * rsqrt(dot(x, x)); }
-- 
2.7.4