[vulkan] Remove redundant record and submit commands. (#385)

The SendDescriptorDataToDevice method always begins and submits
recording. This Cl removes the calls to begin/submit recording which
wrap around the SendDescriptorDataToDevice method.

4 files changed, 5 insertions, 31 deletions

diff --git a/src/vulkan/compute_pipeline.cc b/src/vulkan/compute_pipeline.cc
index 262b822..377b0c9 100644
--- a/src/vulkan/compute_pipeline.cc
+++ b/src/vulkan/compute_pipeline.cc
@@ -69,15 +69,7 @@ Result ComputePipeline::CreateVkComputePipeline(
 }
 
 Result ComputePipeline::Compute(uint32_t x, uint32_t y, uint32_t z) {
-  Result r = command_->BeginIfNotInRecording();
-  if (!r.IsSuccess())
-    return r;
-
-  r = SendDescriptorDataToDeviceIfNeeded();
-  if (!r.IsSuccess())
-    return r;
-
-  r = command_->SubmitAndReset(GetFenceTimeout());
+  Result r = SendDescriptorDataToDeviceIfNeeded();
   if (!r.IsSuccess())
     return r;
 
diff --git a/src/vulkan/graphics_pipeline.cc b/src/vulkan/graphics_pipeline.cc
index 3244f31..08add8a 100644
--- a/src/vulkan/graphics_pipeline.cc
+++ b/src/vulkan/graphics_pipeline.cc
@@ -822,15 +822,7 @@ Result GraphicsPipeline::ClearBuffer(const VkClearValue& clear_value,
 
 Result GraphicsPipeline::Draw(const DrawArraysCommand* command,
                               VertexBuffer* vertex_buffer) {
-  Result r = command_->BeginIfNotInRecording();
-  if (!r.IsSuccess())
-    return r;
-
-  r = SendDescriptorDataToDeviceIfNeeded();
-  if (!r.IsSuccess())
-    return r;
-
-  r = command_->SubmitAndReset(GetFenceTimeout());
+  Result r = SendDescriptorDataToDeviceIfNeeded();
   if (!r.IsSuccess())
     return r;
 
diff --git a/src/vulkan/pipeline.cc b/src/vulkan/pipeline.cc
index b01d636..c5cd9c5 100644
--- a/src/vulkan/pipeline.cc
+++ b/src/vulkan/pipeline.cc
@@ -355,6 +355,9 @@ Result Pipeline::SendDescriptorDataToDeviceIfNeeded() {
     }
   }
 
+  r = command_->SubmitAndReset(GetFenceTimeout());
+  if (!r.IsSuccess())
+    return r;
   return {};
 }
 
@@ -408,13 +411,5 @@ const char* Pipeline::GetEntryPointName(VkShaderStageFlagBits stage) const {
   return kDefaultEntryPointName;
 }
 
-Result Pipeline::ProcessCommands() {
-  Result r = command_->BeginIfNotInRecording();
-  if (!r.IsSuccess())
-    return r;
-
-  return command_->SubmitAndReset(GetFenceTimeout());
-}
-
 }  // namespace vulkan
 }  // namespace amber
diff --git a/src/vulkan/pipeline.h b/src/vulkan/pipeline.h
index 3b71f2a..070b121 100644
--- a/src/vulkan/pipeline.h
+++ b/src/vulkan/pipeline.h
@@ -62,11 +62,6 @@ class Pipeline {
     entry_points_[stage] = entry;
   }
 
-  // End recording command buffer if it is in recording state. This
-  // method also submits commands in the command buffer and reset
-  // the command buffer.
-  Result ProcessCommands();
-
   CommandBuffer* GetCommandBuffer() const { return command_.get(); }
   Device* GetDevice() const { return device_; }