52 lines
1.8 KiB
C++
52 lines
1.8 KiB
C++
#pragma once
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#include "Basic_Visual.hpp"
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#include <vector>
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namespace aethera::render_3d {
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struct Mesh_Vertex {
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Vec3 position{};
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Color color{Color::white()};
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Vec3 normal{};
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Vec2 texture_coordinate{};
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bool operator==(const Mesh_Vertex&) const = default;
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};
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struct Mesh_Frame_Tag {};
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struct Mesh_Frame {
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std::vector<Mesh_Vertex> items{}; /* 本次提交的完整 Mesh 顶点集合。 */
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bool operator==(const Mesh_Frame&) const;
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};
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namespace detail {
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struct Mesh_Prepared_Data {
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std::vector<Prepared_Position> positions{};
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std::vector<Prepared_Color> colors{};
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std::vector<Prepared_Position> normals{};
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std::vector<std::array<float, 2>> texture_coordinates{};
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};
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struct Mesh_Spec {
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using Item = Mesh_Vertex;
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using Prepared_Data = Mesh_Prepared_Data;
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[[nodiscard]] static const Datoviz_Visual_Operations& datoviz_operations();
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[[nodiscard]] static bool valid(const Item&) noexcept;
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static void prepare(const std::vector<Item>&, Prepared_Data&);
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};
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}
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struct Mesh_Visual : Def<Mesh_Visual, Basic_Visual,
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Tagged_Buffer<Mesh_Frame_Tag, Mesh_Frame>> {
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using Visual_Base = Mesh_Visual;
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using Frame_Tag = Mesh_Frame_Tag;
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using Frame = Mesh_Frame;
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using Specification = detail::Mesh_Spec;
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using Item = typename Specification::Item;
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struct Prop : Prev_Prop { bool operator==(const Prop&) const; };
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struct State : Prev_State {
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std::size_t item_count{}; /* 最近一次发布的输入项数。 */
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std::size_t prepared_item_count{}; /* 最近一次 Prepare 的后端项数。 */
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std::uint64_t prepared_revision{}; /* 最近一次 Prepare 的提交版本。 */
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bool operator==(const State&) const;
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};
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struct Private;
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};
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}
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#include "Mesh_Visual.ipp"
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