update Kinect Grpc and add submodule

.gitmodules

@@ -29,3 +29,7 @@
 	path = of_v0.9.8/uc_libs/lib_grpc
 	url = https://github.com/UltraCombos/lib_grpc
 	branch = master
+[submodule "of_v0.9.8/addons/ofxUCKinectV2"]
+	path = of_v0.9.8/addons/ofxUCKinectV2
+	url = https://github.com/UltraCombos/ofxUCKinectV2
+	branch = master

Unity_2018_Frozen/Assets/KinectOpticalFlow/Grpc/KinectBufferComposite.compute

@@ -9,8 +9,8 @@ RWStructuredBuffer<float4> kinect_motion_buffer;
 RWStructuredBuffer<float4> position_buffer;
 RWStructuredBuffer<float4> velocity_buffer;
 
-Texture2D<float> depth_high_texture;
+Texture2D<float2> depth_texture;
-Texture2D<float> depth_low_texture;
+//Texture2D<float> depth_low_texture;
 Texture2D<float2> velocity_texture;
 
 float4x4 kinect_matrix;
@@ -22,8 +22,8 @@ float3 clip_box;
 void CSMain(uint3 id : SV_DispatchThreadID)
 {
 	int index = id.y * WIDTH + id.x;
-	int high = (int)(depth_high_texture[id.xy].x * 255.0);
+	int high = (int)(depth_texture[id.xy].y * 255.0);
-	int low = (int)(depth_low_texture[id.xy].x * 255.0);
+	int low  = (int)(depth_texture[id.xy].x * 255.0);
 	float depth = (float)((high << 8) + low) * 0.001;
 
 	float2 vel = velocity_texture[id.xy].xy * 255.0 - 128.0;
@@ -69,7 +69,7 @@ void CSMain(uint3 id : SV_DispatchThreadID)
 	}
 
 	float3 kpos = mul(kinect_matrix, float4(t_p3d, 1.0)).xyz;
-	float3 kvel = mul(kinect_matrix, float4(-vel3d, 0.0)).xyz;
+	float3 kvel = mul(kinect_matrix, float4(vel3d, 0.0)).xyz;
 
 	if ((kpos.x < -clip_box.x * 0.5 || kpos.x > clip_box.x * 0.5 ||
 		kpos.z < -clip_box.z * 0.5 || kpos.z > clip_box.z * 0.5 ||

Unity_2018_Frozen/Assets/KinectOpticalFlow/Grpc/KinectGrpcServer.cs

@@ -68,10 +68,10 @@ namespace UltraCombos.Kinect2MotionTransmit
         public ComputeBuffer FinalVelocityBuffer { get { return final_velocity_buffer; } }
        
 
-        Texture2D depth_high_texture;
+        Texture2D depth_texture;
-        byte[] depth_high_data;
+        byte[] depth_data;
-        Texture2D depth_low_texture;
+        //Texture2D depth_low_texture;
-        byte[] depth_low_data;
+        //byte[] depth_low_data;
         Texture2D velocity_texture;
         byte[] velocity_data;
 
@@ -91,13 +91,13 @@ namespace UltraCombos.Kinect2MotionTransmit
         private void Start()
         {
             buffer = new ComputeBuffer(width * height, sizeof(float) * 4);
-            Debug.LogFormat("[Kinect Grpc] Buffer is created by count {0} and stride {1}", buffer.count, buffer.stride);
+            Debug.LogFormat("Buffer is created by count {0} and stride {1}", buffer.count, buffer.stride);
-            depth_high_data = new byte[buffer.count / 2];
+            depth_data = new byte[buffer.count ];
-            depth_low_data = new byte[buffer.count / 2];
+            //depth_low_data = new byte[buffer.count / 2];
             velocity_data = new byte[buffer.count];
 
-            depth_high_texture = new Texture2D(width, height, TextureFormat.BC4, false);
+            depth_texture = new Texture2D(width, height, TextureFormat.BC5, false);
-            depth_low_texture = new Texture2D(width, height, TextureFormat.BC4, false);
+            //depth_low_texture = new Texture2D(width, height, TextureFormat.BC4, false);
             velocity_texture = new Texture2D(width, height, TextureFormat.BC5, false);
             
             final_position_buffer = new ComputeBuffer(width * height, sizeof(float) * 4);
@@ -152,19 +152,19 @@ namespace UltraCombos.Kinect2MotionTransmit
                     kinect.matrix = Matrix4x4.TRS(pos, q, Vector3.one);
                     kinect.ClipBox = new Vector3(data.ClipSizeX, data.ClipSizeY, data.ClipSizeZ);
 
-                    data.DepthHighData.CopyTo(depth_high_data, 0);
+                    data.DepthHighData.CopyTo(depth_data, 0);
-                    data.DepthLowData.CopyTo(depth_low_data, 0);
+                    //data.DepthLowData.CopyTo(depth_low_data, 0);
                     data.VelocityData.CopyTo(velocity_data, 0);
 
-                    depth_high_texture.LoadRawTextureData(depth_high_data);
+                    depth_texture.LoadRawTextureData(depth_data);
-                    depth_high_texture.Apply();
+                    depth_texture.Apply();
-                    depth_low_texture.LoadRawTextureData(depth_low_data);
+                    //depth_low_texture.LoadRawTextureData(depth_low_data);
-                    depth_low_texture.Apply();
+                    //depth_low_texture.Apply();
                     velocity_texture.LoadRawTextureData(velocity_data);
                     velocity_texture.Apply();
 
-                    shader.SetTexture(0, "depth_high_texture", depth_high_texture);
+                    shader.SetTexture(0, "depth_texture", depth_texture);
-                    shader.SetTexture(0, "depth_low_texture", depth_low_texture);
+                    //shader.SetTexture(0, "depth_low_texture", depth_low_texture);
                     shader.SetTexture(0, "velocity_texture", velocity_texture);
                     shader.SetBuffer(0, "kinect_motion_buffer", buffer);
                     shader.SetBuffer(0, "position_buffer", kinect.position);
@@ -257,7 +257,7 @@ namespace UltraCombos.Kinect2MotionTransmit
                 };
 
                 server.Start();
-                Debug.Log("[Kinect Grpc] Start Server");
+                Debug.Log("Start Server");
             }
             catch (System.Exception e)
             {

of_v0.9.8/addons/ofxUCKinectV2

@@ -0,0 +1 @@
+Subproject commit 7a21425420a8c2f2a0dbef23c3b3684f114d7a15