Optimize d3d12 mutable shader object implementation. (#2138)

* Optimize d3d12 mutable shader object implementation.

* Disable mismatched clear value warning message from d3d sdk.

* Fix.

* Fix.

* gfx: Avoid redundant d3d12 QueryInterface call.

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/tools/gfx-unit-test/sampler-array.cpp b/tools/gfx-unit-test/sampler-array.cpp
index 58e48e13d..945c31b07 100644
--- a/tools/gfx-unit-test/sampler-array.cpp
+++ b/tools/gfx-unit-test/sampler-array.cpp
@@ -138,8 +138,7 @@ namespace gfx_test
             auto commandBuffer = transientHeap->createCommandBuffer();
             {
                 auto encoder = commandBuffer->encodeComputeCommands();
-                auto root = encoder->bindPipeline(pipelineState);
-                root->copyFrom(rootObject, transientHeap);
+                encoder->bindPipelineWithRootObject(pipelineState, rootObject);
                 encoder->dispatchCompute(1, 1, 1);
                 encoder->endEncoding();
             }