Push properly motion vectors

ScriptableRenderPipeline/HDRenderPipeline/HDRP/HDCustomSamplerId.cs

     public enum CustomSamplerId
     {
         PushGlobalParameters,
+        PushVelocityBufferParameters,
         CopySetDepthBuffer,
         CopyDepthStencilbuffer,
         HTileForSSS,

ScriptableRenderPipeline/HDRenderPipeline/HDRP/HDRenderPipeline.cs

                     RenderDepthPyramid(hdCamera, cmd, renderContext, FullScreenDebugMode.DepthPyramid);
 
                     RenderCameraVelocity(m_CullResults, hdCamera, renderContext, cmd);
+                    PushVelocityBufferIntoGlobals(hdCamera, renderContext, cmd);
 
                     // Depth texture is now ready, bind it (Depth buffer could have been bind before if DBuffer is enable)
                     cmd.SetGlobalTexture(HDShaderIDs._CameraDepthTexture, GetDepthTexture());
                     var passNames = hdCamera.frameSettings.enableForwardRenderingOnly
                         ? m_ForwardAndForwardOnlyPassNames
                         : m_ForwardOnlyPassNames;
-                    var debugSSTThisPass = debugScreenSpaceTracing && (m_CurrentDebugDisplaySettings.lightingDebugSettings.debugLightingMode == DebugLightingMode.ScreenSpaceTracingReflection);
+                    var debugSSTThisPass = debugDisplaySettings.IsDebugDisplayEnabled();
                     if (debugSSTThisPass)
                     {
                         cmd.SetGlobalBuffer(HDShaderIDs._DebugScreenSpaceTracingData, m_DebugScreenSpaceTracingData);
                         DecalSystem.instance.SetAtlas(cmd); // for clustered decals
                     }
 
-                    var debugSSTThisPass = debugScreenSpaceTracing && (m_CurrentDebugDisplaySettings.lightingDebugSettings.debugLightingMode == DebugLightingMode.ScreenSpaceTracingRefraction);
+                    var debugSSTThisPass = debugDisplaySettings.IsDebugDisplayEnabled();
                     if (debugSSTThisPass)
                     {
                         cmd.SetGlobalBuffer(HDShaderIDs._DebugScreenSpaceTracingData, m_DebugScreenSpaceTracingData);
 
                 HDUtils.SetRenderTarget(cmd, hdCamera, m_VelocityBuffer, m_CameraDepthStencilBuffer);
                 RenderOpaqueRenderList(cullResults, hdCamera, renderContext, cmd, HDShaderPassNames.s_MotionVectorsName, RendererConfiguration.PerObjectMotionVectors);
-
-                cmd.SetGlobalTexture(HDShaderIDs._CameraMotionVectorsTexture, m_VelocityBuffer);
-                cmd.SetGlobalVector(HDShaderIDs._CameraMotionVectorsSize, new Vector4(
-                    m_VelocityBuffer.referenceSize.x,
-                    m_VelocityBuffer.referenceSize.y,
-                    1f / m_VelocityBuffer.referenceSize.x,
-                    1f / m_VelocityBuffer.referenceSize.y
-                ));
-                cmd.SetGlobalVector(HDShaderIDs._CameraMotionVectorsScale, new Vector4(
-                    m_VelocityBuffer.referenceSize.x / (float)m_VelocityBuffer.rt.width,
-                    m_VelocityBuffer.referenceSize.y / (float)m_VelocityBuffer.rt.height,
-                    1, 0.0f
-                ));
             }
         }
 
             {
                 // TODO: Be sure that if there is no change in the state of this keyword, it doesn't imply any work on CPU side! else we will need to save the sate somewher
                 cmd.DisableShaderKeyword("DEBUG_DISPLAY");
+            }
+        }
+
+        void PushVelocityBufferIntoGlobals(HDCamera hdCamera, ScriptableRenderContext renderContext, CommandBuffer cmd)
+        {
+            if (!hdCamera.frameSettings.enableMotionVectors && !hdCamera.frameSettings.enableObjectMotionVectors)
+                return;
+
+            using (new ProfilingSample(cmd, "Push Velocity Buffer", CustomSamplerId.PushVelocityBufferParameters.GetSampler()))
+            {
+                cmd.SetGlobalTexture(HDShaderIDs._CameraMotionVectorsTexture, m_VelocityBuffer);
+                cmd.SetGlobalVector(HDShaderIDs._CameraMotionVectorsSize, new Vector4(
+                    m_VelocityBuffer.referenceSize.x,
+                    m_VelocityBuffer.referenceSize.y,
+                    1f / m_VelocityBuffer.referenceSize.x,
+                    1f / m_VelocityBuffer.referenceSize.y
+                ));
+                cmd.SetGlobalVector(HDShaderIDs._CameraMotionVectorsScale, new Vector4(
+                    m_VelocityBuffer.referenceSize.x / (float)m_VelocityBuffer.rt.width,
+                    m_VelocityBuffer.referenceSize.y / (float)m_VelocityBuffer.rt.height,
+                    1, 0.0f
+                ));
             }
         }