146 lines
4.4 KiB
C++
146 lines
4.4 KiB
C++
/* SPDX-License-Identifier: GPL-2.0-or-later
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* Copyright 2023 Blender Foundation. All rights reserved. */
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/** \file
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* \ingroup gpu
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*/
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#include "vk_command_buffer.hh"
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#include "vk_buffer.hh"
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#include "vk_context.hh"
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#include "vk_memory.hh"
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#include "vk_texture.hh"
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#include "BLI_assert.h"
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namespace blender::gpu {
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VKCommandBuffer::~VKCommandBuffer()
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{
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if (vk_device_ != VK_NULL_HANDLE) {
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VK_ALLOCATION_CALLBACKS;
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vkDestroyFence(vk_device_, vk_fence_, vk_allocation_callbacks);
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vk_fence_ = VK_NULL_HANDLE;
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}
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}
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void VKCommandBuffer::init(const VkDevice vk_device,
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const VkQueue vk_queue,
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VkCommandBuffer vk_command_buffer)
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{
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vk_device_ = vk_device;
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vk_queue_ = vk_queue;
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vk_command_buffer_ = vk_command_buffer;
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if (vk_fence_ == VK_NULL_HANDLE) {
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VK_ALLOCATION_CALLBACKS;
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VkFenceCreateInfo fenceInfo{};
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fenceInfo.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO;
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fenceInfo.flags = VK_FENCE_CREATE_SIGNALED_BIT;
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vkCreateFence(vk_device_, &fenceInfo, vk_allocation_callbacks, &vk_fence_);
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}
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}
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void VKCommandBuffer::begin_recording()
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{
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vkWaitForFences(vk_device_, 1, &vk_fence_, VK_TRUE, UINT64_MAX);
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vkResetFences(vk_device_, 1, &vk_fence_);
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vkResetCommandBuffer(vk_command_buffer_, 0);
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VkCommandBufferBeginInfo begin_info = {};
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begin_info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
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vkBeginCommandBuffer(vk_command_buffer_, &begin_info);
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}
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void VKCommandBuffer::end_recording()
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{
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vkEndCommandBuffer(vk_command_buffer_);
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}
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void VKCommandBuffer::bind(const VKPipeline &pipeline, VkPipelineBindPoint bind_point)
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{
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vkCmdBindPipeline(vk_command_buffer_, bind_point, pipeline.vk_handle());
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}
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void VKCommandBuffer::bind(const VKDescriptorSet &descriptor_set,
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const VkPipelineLayout vk_pipeline_layout,
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VkPipelineBindPoint bind_point)
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{
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VkDescriptorSet vk_descriptor_set = descriptor_set.vk_handle();
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vkCmdBindDescriptorSets(
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vk_command_buffer_, bind_point, vk_pipeline_layout, 0, 1, &vk_descriptor_set, 0, 0);
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}
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void VKCommandBuffer::copy(VKBuffer &dst_buffer,
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VKTexture &src_texture,
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Span<VkBufferImageCopy> regions)
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{
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vkCmdCopyImageToBuffer(vk_command_buffer_,
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src_texture.vk_image_handle(),
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VK_IMAGE_LAYOUT_GENERAL,
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dst_buffer.vk_handle(),
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regions.size(),
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regions.data());
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}
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void VKCommandBuffer::pipeline_barrier(VkPipelineStageFlags source_stages,
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VkPipelineStageFlags destination_stages)
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{
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vkCmdPipelineBarrier(vk_command_buffer_,
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source_stages,
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destination_stages,
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0,
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0,
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nullptr,
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0,
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nullptr,
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0,
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nullptr);
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}
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void VKCommandBuffer::pipeline_barrier(Span<VkImageMemoryBarrier> image_memory_barriers)
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{
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vkCmdPipelineBarrier(vk_command_buffer_,
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VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
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VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
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VK_DEPENDENCY_BY_REGION_BIT,
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0,
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nullptr,
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0,
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nullptr,
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image_memory_barriers.size(),
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image_memory_barriers.data());
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}
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void VKCommandBuffer::dispatch(int groups_x_len, int groups_y_len, int groups_z_len)
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{
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vkCmdDispatch(vk_command_buffer_, groups_x_len, groups_y_len, groups_z_len);
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}
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void VKCommandBuffer::submit()
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{
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end_recording();
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encode_recorded_commands();
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submit_encoded_commands();
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begin_recording();
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}
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void VKCommandBuffer::encode_recorded_commands()
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{
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/* Intentionally not implemented. For the graphics pipeline we want to extract the
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* resources and its usages so we can encode multiple commands in the same command buffer with
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* the correct synchronizations. */
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}
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void VKCommandBuffer::submit_encoded_commands()
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{
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VkSubmitInfo submit_info = {};
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submit_info.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
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submit_info.commandBufferCount = 1;
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submit_info.pCommandBuffers = &vk_command_buffer_;
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vkQueueSubmit(vk_queue_, 1, &submit_info, vk_fence_);
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}
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} // namespace blender::gpu
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