world_ui_pass.hpp

Go to the documentation of this file.

 
#pragma once
#include <array>
#include <glm/glm.hpp>
#include <toast/renderer/render_pass_base.hpp>
#include <toast/renderer/shader_layout.hpp>
#include <toast/renderer/vulkan_common.hpp>
#include <toast/renderer/vulkan_pipeline.hpp>
#include <vector>
 
namespace renderer {
class VulkanCore;
}
 
namespace ui {
 
class WorldUIPass : public IRenderPass {
public:
  enum class Layer : uint8_t {
    world,
    overlay,
  };
 
  WorldUIPass(
      const renderer::VulkanCore& core, vk::Format color_format, vk::Format depth_format, vk::Extent2D extent,
      Layer layer = Layer::world
  );
 
  [[nodiscard]]
  auto name() const -> std::string_view override {
    return m_layer == Layer::world ? "World UI" : "World UI (always on top)";
  }
 
  [[nodiscard]]
  auto stage() const -> RenderStage override {
    return m_layer == Layer::world ? RenderStage::world : RenderStage::overlay;
  }
 
  void recordPre(vk::CommandBuffer cmd, uint32_t frame_index, uint32_t image_index) override;
  void record(vk::CommandBuffer cmd, uint32_t frame_index, uint32_t image_index) override;
 
private:
  struct PushConstants {
    glm::mat4 model;
  };
 
  const renderer::VulkanCore* m_core = nullptr;
  Layer m_layer = Layer::world;
 
  vk::raii::Sampler m_sampler = nullptr;
  renderer::ShaderLayout m_shader_layout;
  renderer::VulkanPipeline m_pipeline;
 
  std::vector<vk::raii::DescriptorSet> m_frame_camera_sets;
 
  std::array<std::vector<vk::raii::DescriptorSet>, 3> m_panel_sets;
  uint32_t m_draw_count = 0;
};
 
}