Add resource tracking output and command buffer recycling

src/gpu/vk/GrVkGpu.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrVkGpu.h"
 
 #include "GrContextOptions.h"
@@ skipping 101 matching lines @@
 
     fCompiler = shaderc_compiler_initialize();
 
     fVkCaps.reset(new GrVkCaps(options, this->vkInterface(), backendCtx->fPhysicalDevice,
                                backendCtx->fFeatures, backendCtx->fExtensions));
     fCaps.reset(SkRef(fVkCaps.get()));
 
     VK_CALL(GetPhysicalDeviceMemoryProperties(backendCtx->fPhysicalDevice, &fPhysDevMemProps));
 
     const VkCommandPoolCreateInfo cmdPoolInfo = {
-        VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO, // sType
-        nullptr,                                    // pNext
-        VK_COMMAND_POOL_CREATE_TRANSIENT_BIT,       // CmdPoolCreateFlags
-        backendCtx->fGraphicsQueueIndex,            // queueFamilyIndex
+        VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO,      // sType
+        nullptr,                                         // pNext
+        VK_COMMAND_POOL_CREATE_TRANSIENT_BIT |
+        VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT, // CmdPoolCreateFlags
+        backendCtx->fGraphicsQueueIndex,                 // queueFamilyIndex
     };
     GR_VK_CALL_ERRCHECK(this->vkInterface(), CreateCommandPool(fDevice, &cmdPoolInfo, nullptr,
                                                                &fCmdPool));
 
     // must call this after creating the CommandPool
     fResourceProvider.init();
-    fCurrentCmdBuffer = fResourceProvider.createPrimaryCommandBuffer();
+    fCurrentCmdBuffer = fResourceProvider.findOrCreatePrimaryCommandBuffer();
     SkASSERT(fCurrentCmdBuffer);
     fCurrentCmdBuffer->begin(this);
 
     // set up our heaps
     fHeaps[kLinearImage_Heap].reset(new GrVkHeap(this, GrVkHeap::kSubAlloc_Strategy, 16*1024*1024));
     // We want the OptimalImage_Heap to use a SubAlloc_strategy but it occasionally causes the
     // device to run out of memory. Most likely this is caused by fragmentation in the device heap
     // and we can't allocate more. Until we get a fix moving this to SingleAlloc.
     fHeaps[kOptimalImage_Heap].reset(new GrVkHeap(this, GrVkHeap::kSingleAlloc_Strategy, 64*1024*1024));
     fHeaps[kSmallOptimalImage_Heap].reset(new GrVkHeap(this, GrVkHeap::kSubAlloc_Strategy, 2*1024*1024));
@@ skipping 55 matching lines @@
 
 void GrVkGpu::submitCommandBuffer(SyncQueue sync) {
     SkASSERT(fCurrentCmdBuffer);
     fCurrentCmdBuffer->end(this);
 
     fCurrentCmdBuffer->submitToQueue(this, fQueue, sync);
     fResourceProvider.checkCommandBuffers();
 
     // Release old command buffer and create a new one
     fCurrentCmdBuffer->unref(this);
-    fCurrentCmdBuffer = fResourceProvider.createPrimaryCommandBuffer();
+    fCurrentCmdBuffer = fResourceProvider.findOrCreatePrimaryCommandBuffer();
     SkASSERT(fCurrentCmdBuffer);
 
     fCurrentCmdBuffer->begin(this);
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 GrBuffer* GrVkGpu::onCreateBuffer(size_t size, GrBufferType type, GrAccessPattern accessPattern,
                                   const void* data) {
     GrBuffer* buff;
     switch (type) {
@@ skipping 1256 matching lines @@
             SkRectMemcpy(buffer, rowBytes, mappedMemory, tightRowBytes, tightRowBytes, height);
         }
     }
 
     transferBuffer->unmap();
     transferBuffer->unref();
 
     return true;
 }
 
-void GrVkGpu::submitSecondaryCommandBuffer(const GrVkSecondaryCommandBuffer* buffer,
+void GrVkGpu::submitSecondaryCommandBuffer(GrVkSecondaryCommandBuffer* buffer,
                                            const GrVkRenderPass* renderPass,
                                            const VkClearValue* colorClear,
                                            GrVkRenderTarget* target,
                                            const SkIRect& bounds) {
     // Currently it is fine for us to always pass in 1 for the clear count even if no attachment
     // uses it. In the current state, we also only use the LOAD_OP_CLEAR for the color attachment
     // which is always at the first attachment.
     fCurrentCmdBuffer->beginRenderPass(this, renderPass, 1, colorClear, *target, bounds, true);
     fCurrentCmdBuffer->executeCommands(this, buffer);
     fCurrentCmdBuffer->endRenderPass(this);
 }