ashikk
/
kaliber
mirror of https://github.com/auygun/kaliber.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Vulkan: Optimization for begin/end command buffer.

This commit is contained in:
Attila Uygun 2021-02-10 23:22:02 +01:00
parent 03776c643e
commit 580ff678ec
1 changed files with 28 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
src/engine/renderer/vulkan/renderer_vulkan.cc
View File

@ -723,9 +723,6 @@ bool RendererVulkan::InitializeInternal() {
}
}
// Begin the first command buffer for the first frame.
BeginFrame();
// In this simple engine we use only one descriptor set layout that is for
// textures. We use push contants for everything else.
VkDescriptorSetLayoutBinding ds_layout_binding;
@ -792,6 +789,9 @@ bool RendererVulkan::InitializeInternal() {
setup_thread_ =
std::thread(&RendererVulkan::SetupThreadMain, this, frame_count);
// Begin the first command buffer for the first frame.
BeginFrame();
if (context_lost_cb_) {
LOG << "Context lost.";
context_lost_cb_();
@ -800,6 +800,9 @@ bool RendererVulkan::InitializeInternal() {
}
void RendererVulkan::Shutdown() {
if (device_ == VK_NULL_HANDLE)
return;
LOG << "Shutting down renderer.";
InvalidateAllResources();
@ -838,7 +841,26 @@ void RendererVulkan::Shutdown() {
void RendererVulkan::BeginFrame() {
FreePendingResources(current_frame_);
context_.AppendCommandBuffer(frames_[current_frame_].setup_command_buffer);
context_.AppendCommandBuffer(frames_[current_frame_].draw_command_buffer);
task_runner_.PostTask(HERE, [&]() {
vkResetCommandPool(device_, frames_[current_frame_].setup_command_pool, 0);
VkCommandBufferBeginInfo cmdbuf_begin;
cmdbuf_begin.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
cmdbuf_begin.pNext = nullptr;
cmdbuf_begin.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT;
cmdbuf_begin.pInheritanceInfo = nullptr;
VkResult err = vkBeginCommandBuffer(
frames_[current_frame_].setup_command_buffer, &cmdbuf_begin);
if (err) {
DLOG << "vkBeginCommandBuffer failed with error " << std::to_string(err);
return;
}
});
semaphore_.Release();
vkResetCommandPool(device_, frames_[current_frame_].draw_command_pool, 0);
VkCommandBufferBeginInfo cmdbuf_begin;
@ -846,22 +868,12 @@ void RendererVulkan::BeginFrame() {
cmdbuf_begin.pNext = nullptr;
cmdbuf_begin.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT;
cmdbuf_begin.pInheritanceInfo = nullptr;
VkResult err = vkBeginCommandBuffer(
frames_[current_frame_].setup_command_buffer, &cmdbuf_begin);
frames_[current_frame_].draw_command_buffer, &cmdbuf_begin);
if (err) {
DLOG << "vkBeginCommandBuffer failed with error " << std::to_string(err);
return;
}
context_.AppendCommandBuffer(frames_[current_frame_].setup_command_buffer);
err = vkBeginCommandBuffer(frames_[current_frame_].draw_command_buffer,
&cmdbuf_begin);
if (err) {
DLOG << "vkBeginCommandBuffer failed with error " << std::to_string(err);
return;
}
context_.AppendCommandBuffer(frames_[current_frame_].draw_command_buffer);
// Advance current frame.
frames_drawn_++;