vk_drawlist.hh

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/* SPDX-FileCopyrightText: 2022 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */

 
#pragma once
 
#include "gpu_drawlist_private.hh"
 
#include "vk_buffer.hh"
#include "vk_resource_tracker.hh"
 
namespace blender::gpu {
class VKBatch;
 
class VKDrawList : public DrawList, VKResourceTracker<VKBuffer> {
 private:
  VKBatch *batch_ = nullptr;

  const int length_;

  int command_index_ = 0;
 
 public:
  VKDrawList(int list_length);

  void append(Batch *batch, int instance_first, int instance_count) override;

  void submit() override;
 
 private:
  template<typename CommandType> CommandType &get_command(VKBuffer &buffer) const
  {
    return MutableSpan<CommandType>(static_cast<CommandType *>(buffer.mapped_memory_get()),
                                    length_)[command_index_];
  }
 
 protected:
  std::unique_ptr<VKBuffer> create_resource(VKContext &context) override;
};
 
}  // namespace blender::gpu