490 lines
20 KiB
C++
490 lines
20 KiB
C++
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#pragma once
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#include <cstdint>
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#include <span>
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#include <array>
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#include <vulkan/vulkan.hpp>
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#include <Eigen/Eigen>
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#include "vulkan/typed_buffer.h"
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namespace mirage::render::shaders {
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// ============ 缓冲区结构 ============
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// 根据 SPIR-V 反射自动生成
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// ============ Buffer Structures ============
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// Auto-generated from SPIR-V reflection
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// 由 SPIR-V 反射生成
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// 绑定：0，描述符集：0
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// 类型：storage_buffer
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struct alignas(16) PositionBuffer {
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// 偏移量：0，大小：runtime，对齐方式：16
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uint32_t positions_count; // 运行时数组元素计数
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alignas(16) Eigen::Vector4f positions[]; // 运行时数组数据
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// std::span 访问器（非 const 版本）
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std::span<Eigen::Vector4f> get_positions() {
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return std::span<Eigen::Vector4f>(positions, positions_count);
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}
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// std::span 访问器（const 版本）
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std::span<const Eigen::Vector4f> get_positions() const {
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return std::span<const Eigen::Vector4f>(positions, positions_count);
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}
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};
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// 由 SPIR-V 反射生成
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// 绑定：1，描述符集：0
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// 类型：storage_buffer
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struct alignas(16) VelocityBuffer {
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// 偏移量：0，大小：runtime，对齐方式：16
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uint32_t velocities_count; // 运行时数组元素计数
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alignas(16) Eigen::Vector3f velocities[]; // 运行时数组数据
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// std::span 访问器（非 const 版本）
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std::span<Eigen::Vector3f> get_velocities() {
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return std::span<Eigen::Vector3f>(velocities, velocities_count);
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}
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// std::span 访问器（const 版本）
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std::span<const Eigen::Vector3f> get_velocities() const {
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return std::span<const Eigen::Vector3f>(velocities, velocities_count);
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}
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};
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// 由 SPIR-V 反射生成
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// 绑定：2，描述符集：0
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// 类型：uniform_buffer
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struct alignas(4) ControlParams {
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// 偏移量：0，大小：4，对齐方式：4
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float deltaTime;
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// 偏移量：4，大小：4，对齐方式：4
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uint32_t particleCount;
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// 偏移量：8，大小：4，对齐方式：4
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float damping;
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};
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// ============ 缓冲区辅助函数 ============
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// 自动生成缓冲区数据管理的便利函数
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// ============ 缓冲区辅助函数 ============
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// 自动生成缓冲区数据管理的便利函数
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// 为 buffer_0 创建缓冲区（绑定 0）
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inline auto create_buffer_0_buffer(
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mirage::render::vulkan::resource_manager& rm,
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size_t element_count
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) -> mirage::render::vulkan::expected<mirage::render::vulkan::resource_manager::buffer_resource>
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{
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return rm.create_buffer(
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element_count * sizeof(PositionBuffer),
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vk::BufferUsageFlagBits::eStorageBuffer | vk::BufferUsageFlagBits::eTransferDst | vk::BufferUsageFlagBits::eTransferSrc,
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vk::MemoryPropertyFlagBits::eDeviceLocal | vk::MemoryPropertyFlagBits::eHostVisible | vk::MemoryPropertyFlagBits::eHostCoherent
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);
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}
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// 将数据上传到 buffer_0 缓冲区
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inline void upload_buffer_0(
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vk::Device device,
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const mirage::render::vulkan::resource_manager::buffer_resource& buffer,
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std::span<const PositionBuffer> data
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)
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{
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if (data.size_bytes() > buffer.size) {
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throw std::runtime_error("Data size exceeds buffer capacity");
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}
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void* mapped = device.mapMemory(buffer.memory, 0, buffer.size);
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std::memcpy(mapped, data.data(), data.size_bytes());
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device.unmapMemory(buffer.memory);
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}
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// 从 buffer_0 缓冲区下载数据
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inline void download_buffer_0(
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vk::Device device,
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const mirage::render::vulkan::resource_manager::buffer_resource& buffer,
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std::span<PositionBuffer> out_data
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)
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{
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if (out_data.size_bytes() > buffer.size) {
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throw std::runtime_error("Output buffer size exceeds buffer capacity");
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}
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void* mapped = device.mapMemory(buffer.memory, 0, buffer.size);
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std::memcpy(out_data.data(), mapped, out_data.size_bytes());
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device.unmapMemory(buffer.memory);
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}
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// 为 buffer_1 创建缓冲区（绑定 1）
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inline auto create_buffer_1_buffer(
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mirage::render::vulkan::resource_manager& rm,
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size_t element_count
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) -> mirage::render::vulkan::expected<mirage::render::vulkan::resource_manager::buffer_resource>
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{
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return rm.create_buffer(
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element_count * sizeof(VelocityBuffer),
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vk::BufferUsageFlagBits::eStorageBuffer | vk::BufferUsageFlagBits::eTransferDst | vk::BufferUsageFlagBits::eTransferSrc,
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vk::MemoryPropertyFlagBits::eDeviceLocal | vk::MemoryPropertyFlagBits::eHostVisible | vk::MemoryPropertyFlagBits::eHostCoherent
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);
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}
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// 将数据上传到 buffer_1 缓冲区
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inline void upload_buffer_1(
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vk::Device device,
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const mirage::render::vulkan::resource_manager::buffer_resource& buffer,
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std::span<const VelocityBuffer> data
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)
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{
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if (data.size_bytes() > buffer.size) {
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throw std::runtime_error("Data size exceeds buffer capacity");
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}
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void* mapped = device.mapMemory(buffer.memory, 0, buffer.size);
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std::memcpy(mapped, data.data(), data.size_bytes());
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device.unmapMemory(buffer.memory);
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}
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// 从 buffer_1 缓冲区下载数据
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inline void download_buffer_1(
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vk::Device device,
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const mirage::render::vulkan::resource_manager::buffer_resource& buffer,
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std::span<VelocityBuffer> out_data
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)
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{
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if (out_data.size_bytes() > buffer.size) {
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throw std::runtime_error("Output buffer size exceeds buffer capacity");
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}
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void* mapped = device.mapMemory(buffer.memory, 0, buffer.size);
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std::memcpy(out_data.data(), mapped, out_data.size_bytes());
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device.unmapMemory(buffer.memory);
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}
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// 为 buffer_2 创建缓冲区（绑定 2）
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inline auto create_buffer_2_buffer(
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mirage::render::vulkan::resource_manager& rm,
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size_t element_count
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) -> mirage::render::vulkan::expected<mirage::render::vulkan::resource_manager::buffer_resource>
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{
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return rm.create_buffer(
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element_count * sizeof(ControlParams),
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vk::BufferUsageFlagBits::eStorageBuffer | vk::BufferUsageFlagBits::eTransferDst | vk::BufferUsageFlagBits::eTransferSrc,
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vk::MemoryPropertyFlagBits::eDeviceLocal | vk::MemoryPropertyFlagBits::eHostVisible | vk::MemoryPropertyFlagBits::eHostCoherent
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);
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}
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// 将数据上传到 buffer_2 缓冲区
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inline void upload_buffer_2(
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vk::Device device,
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const mirage::render::vulkan::resource_manager::buffer_resource& buffer,
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std::span<const ControlParams> data
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)
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{
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if (data.size_bytes() > buffer.size) {
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throw std::runtime_error("Data size exceeds buffer capacity");
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}
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void* mapped = device.mapMemory(buffer.memory, 0, buffer.size);
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std::memcpy(mapped, data.data(), data.size_bytes());
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device.unmapMemory(buffer.memory);
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}
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// 从 buffer_2 缓冲区下载数据
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inline void download_buffer_2(
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vk::Device device,
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const mirage::render::vulkan::resource_manager::buffer_resource& buffer,
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std::span<ControlParams> out_data
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)
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{
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if (out_data.size_bytes() > buffer.size) {
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throw std::runtime_error("Output buffer size exceeds buffer capacity");
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}
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void* mapped = device.mapMemory(buffer.memory, 0, buffer.size);
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std::memcpy(out_data.data(), mapped, out_data.size_bytes());
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device.unmapMemory(buffer.memory);
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}
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// ============ 类型化缓冲区别名 ============
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// 类型安全缓冲区包装器的类型别名和工厂函数
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// ============ Typed Buffer Aliases ============
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// Type aliases and factory functions for type-safe buffer wrappers
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// buffer_0 类型缓冲区的类型别名
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using buffer_0_buffer = mirage::render::vulkan::typed_buffer<PositionBuffer>;
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// 为 buffer_0 创建类型化缓冲区（绑定 0）
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inline auto create_buffer_0_typed(
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vk::Device device,
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mirage::render::vulkan::resource_manager& rm,
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size_t count
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) -> mirage::render::vulkan::expected<buffer_0_buffer>
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{
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auto buffer_result = create_buffer_0_buffer(rm, count);
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if (!buffer_result) {
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return std::unexpected(buffer_result.error());
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}
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return buffer_0_buffer(device, std::move(*buffer_result), count);
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}
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// buffer_1 类型缓冲区的类型别名
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using buffer_1_buffer = mirage::render::vulkan::typed_buffer<VelocityBuffer>;
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// 为 buffer_1 创建类型化缓冲区（绑定 1）
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inline auto create_buffer_1_typed(
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vk::Device device,
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mirage::render::vulkan::resource_manager& rm,
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size_t count
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) -> mirage::render::vulkan::expected<buffer_1_buffer>
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{
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auto buffer_result = create_buffer_1_buffer(rm, count);
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if (!buffer_result) {
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return std::unexpected(buffer_result.error());
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}
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return buffer_1_buffer(device, std::move(*buffer_result), count);
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}
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// buffer_2 类型缓冲区的类型别名
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using buffer_2_buffer = mirage::render::vulkan::typed_buffer<ControlParams>;
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// 为 buffer_2 创建类型化缓冲区（绑定 2）
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inline auto create_buffer_2_typed(
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vk::Device device,
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mirage::render::vulkan::resource_manager& rm,
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size_t count
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) -> mirage::render::vulkan::expected<buffer_2_buffer>
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{
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auto buffer_result = create_buffer_2_buffer(rm, count);
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if (!buffer_result) {
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return std::unexpected(buffer_result.error());
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}
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return buffer_2_buffer(device, std::move(*buffer_result), count);
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}
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// ============ 缓冲区管理器类 ============
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// 所有着色器缓冲区的自动生命周期管理
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// ============ Buffer Manager Class ============
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// Automatic lifecycle management for all shader buffers
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class runtime_array_test_buffer_manager {
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public:
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// 所有缓冲区的容器
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struct buffers {
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buffer_0_buffer buffer_0;
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buffer_1_buffer buffer_1;
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buffer_2_buffer buffer_2;
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};
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// 创建缓冲区管理器的工厂方法
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static auto create(
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vk::Device device,
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mirage::render::vulkan::resource_manager& rm,
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size_t element_count
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) -> mirage::render::vulkan::expected<runtime_array_test_buffer_manager>
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{
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auto buffer_0_result = create_buffer_0_typed(device, rm, element_count);
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if (!buffer_0_result) {
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return std::unexpected(buffer_0_result.error());
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}
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auto buffer_1_result = create_buffer_1_typed(device, rm, element_count);
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if (!buffer_1_result) {
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return std::unexpected(buffer_1_result.error());
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}
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auto buffer_2_result = create_buffer_2_typed(device, rm, element_count);
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if (!buffer_2_result) {
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return std::unexpected(buffer_2_result.error());
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}
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return runtime_array_test_buffer_manager(
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device,
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std::move(*buffer_0_result),
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std::move(*buffer_1_result),
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std::move(*buffer_2_result)
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);
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}
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// 用数据初始化所有缓冲区
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void initialize(
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std::span<const PositionBuffer> buffer_0_data,
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std::span<const VelocityBuffer> buffer_1_data,
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std::span<const ControlParams> buffer_2_data
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) {
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buffers_.buffer_0.upload(buffer_0_data);
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buffers_.buffer_1.upload(buffer_1_data);
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buffers_.buffer_2.upload(buffer_2_data);
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}
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// 将所有缓冲区绑定到描述符集
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void bind_to_descriptor_set(
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const mirage::render::vulkan::compute_pipeline& pipeline,
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vk::DescriptorSet descriptor_set
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) const {
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pipeline.bind_buffer(
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descriptor_set,
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0,
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buffers_.buffer_0.get_buffer(),
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vk::DescriptorType::eStorageBuffer
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);
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pipeline.bind_buffer(
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descriptor_set,
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1,
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buffers_.buffer_1.get_buffer(),
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vk::DescriptorType::eStorageBuffer
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);
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pipeline.bind_buffer(
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descriptor_set,
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2,
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buffers_.buffer_2.get_buffer(),
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vk::DescriptorType::eUniformBuffer
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);
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}
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// 访问缓冲区
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auto& get_buffers() { return buffers_; }
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const auto& get_buffers() const { return buffers_; }
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private:
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runtime_array_test_buffer_manager(
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vk::Device device,
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buffer_0_buffer buffer_0,
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buffer_1_buffer buffer_1,
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buffer_2_buffer buffer_2
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) : device_(device),
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buffers_{
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.buffer_0 = std::move(buffer_0),
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.buffer_1 = std::move(buffer_1),
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.buffer_2 = std::move(buffer_2)
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} {}
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vk::Device device_;
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buffers buffers_;
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};
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// COMP 着色器：runtime_array_test.comp.glsl
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// 编译为：glslc ... --target-env=vulkan1.2
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static constexpr uint32_t runtime_array_test_comp_spirv[] = {
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0x07230203, 0x00010500, 0x000d000b, 0x0000004b, 0x00000000, 0x00020011, 0x00000001, 0x0006000b, 0x00000001, 0x4c534c47, 0x6474732e, 0x3035342e,
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0x00000000, 0x0003000e, 0x00000000, 0x00000001, 0x0009000f, 0x00000005, 0x00000004, 0x6e69616d, 0x00000000, 0x0000000b, 0x00000014, 0x00000023,
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0x0000002a, 0x00060010, 0x00000004, 0x00000011, 0x00000100, 0x00000001, 0x00000001, 0x00030003, 0x00000002, 0x000001c2, 0x000a0004, 0x475f4c47,
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0x4c474f4f, 0x70635f45, 0x74735f70, 0x5f656c79, 0x656e696c, 0x7269645f, 0x69746365, 0x00006576, 0x00080004, 0x475f4c47, 0x4c474f4f, 0x6e695f45,
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0x64756c63, 0x69645f65, 0x74636572, 0x00657669, 0x00040005, 0x00000004, 0x6e69616d, 0x00000000, 0x00030005, 0x00000008, 0x00786469, 0x00080005,
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0x0000000b, 0x475f6c67, 0x61626f6c, 0x766e496c, 0x7461636f, 0x496e6f69, 0x00000044, 0x00060005, 0x00000012, 0x746e6f43, 0x506c6f72, 0x6d617261,
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0x00000073, 0x00060006, 0x00000012, 0x00000000, 0x746c6564, 0x6d695461, 0x00000065, 0x00070006, 0x00000012, 0x00000001, 0x74726170, 0x656c6369,
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0x6e756f43, 0x00000074, 0x00050006, 0x00000012, 0x00000002, 0x706d6164, 0x00676e69, 0x00030005, 0x00000014, 0x00000000, 0x00060005, 0x00000021,
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0x69736f50, 0x6e6f6974, 0x66667542, 0x00007265, 0x00060006, 0x00000021, 0x00000000, 0x69736f70, 0x6e6f6974, 0x00000073, 0x00030005, 0x00000023,
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0x00000000, 0x00060005, 0x00000028, 0x6f6c6556, 0x79746963, 0x66667542, 0x00007265, 0x00060006, 0x00000028, 0x00000000, 0x6f6c6576, 0x69746963,
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0x00007365, 0x00030005, 0x0000002a, 0x00000000, 0x00040047, 0x0000000b, 0x0000000b, 0x0000001c, 0x00030047, 0x00000012, 0x00000002, 0x00050048,
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0x00000012, 0x00000000, 0x00000023, 0x00000000, 0x00050048, 0x00000012, 0x00000001, 0x00000023, 0x00000004, 0x00050048, 0x00000012, 0x00000002,
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0x00000023, 0x00000008, 0x00040047, 0x00000014, 0x00000021, 0x00000002, 0x00040047, 0x00000014, 0x00000022, 0x00000000, 0x00040047, 0x00000020,
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0x00000006, 0x00000010, 0x00030047, 0x00000021, 0x00000002, 0x00050048, 0x00000021, 0x00000000, 0x00000023, 0x00000000, 0x00040047, 0x00000023,
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0x00000021, 0x00000000, 0x00040047, 0x00000023, 0x00000022, 0x00000000, 0x00040047, 0x00000027, 0x00000006, 0x00000010, 0x00030047, 0x00000028,
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0x00000002, 0x00050048, 0x00000028, 0x00000000, 0x00000023, 0x00000000, 0x00040047, 0x0000002a, 0x00000021, 0x00000001, 0x00040047, 0x0000002a,
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0x00000022, 0x00000000, 0x00040047, 0x0000004a, 0x0000000b, 0x00000019, 0x00020013, 0x00000002, 0x00030021, 0x00000003, 0x00000002, 0x00040015,
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0x00000006, 0x00000020, 0x00000000, 0x00040020, 0x00000007, 0x00000007, 0x00000006, 0x00040017, 0x00000009, 0x00000006, 0x00000003, 0x00040020,
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0x0000000a, 0x00000001, 0x00000009, 0x0004003b, 0x0000000a, 0x0000000b, 0x00000001, 0x0004002b, 0x00000006, 0x0000000c, 0x00000000, 0x00040020,
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0x0000000d, 0x00000001, 0x00000006, 0x00030016, 0x00000011, 0x00000020, 0x0005001e, 0x00000012, 0x00000011, 0x00000006, 0x00000011, 0x00040020,
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0x00000013, 0x00000002, 0x00000012, 0x0004003b, 0x00000013, 0x00000014, 0x00000002, 0x00040015, 0x00000015, 0x00000020, 0x00000001, 0x0004002b,
|
||
0x00000015, 0x00000016, 0x00000001, 0x00040020, 0x00000017, 0x00000002, 0x00000006, 0x00020014, 0x0000001a, 0x00040017, 0x0000001f, 0x00000011,
|
||
0x00000004, 0x0003001d, 0x00000020, 0x0000001f, 0x0003001e, 0x00000021, 0x00000020, 0x00040020, 0x00000022, 0x0000000c, 0x00000021, 0x0004003b,
|
||
0x00000022, 0x00000023, 0x0000000c, 0x0004002b, 0x00000015, 0x00000024, 0x00000000, 0x00040017, 0x00000026, 0x00000011, 0x00000003, 0x0003001d,
|
||
0x00000027, 0x00000026, 0x0003001e, 0x00000028, 0x00000027, 0x00040020, 0x00000029, 0x0000000c, 0x00000028, 0x0004003b, 0x00000029, 0x0000002a,
|
||
0x0000000c, 0x00040020, 0x0000002c, 0x0000000c, 0x00000026, 0x00040020, 0x0000002f, 0x00000002, 0x00000011, 0x00040020, 0x00000033, 0x0000000c,
|
||
0x0000001f, 0x00040020, 0x00000038, 0x0000000c, 0x00000011, 0x0004002b, 0x00000006, 0x0000003b, 0x00000001, 0x0004002b, 0x00000006, 0x0000003e,
|
||
0x00000002, 0x0004002b, 0x00000015, 0x00000042, 0x00000002, 0x0004002b, 0x00000006, 0x00000049, 0x00000100, 0x0006002c, 0x00000009, 0x0000004a,
|
||
0x00000049, 0x0000003b, 0x0000003b, 0x00050036, 0x00000002, 0x00000004, 0x00000000, 0x00000003, 0x000200f8, 0x00000005, 0x0004003b, 0x00000007,
|
||
0x00000008, 0x00000007, 0x00050041, 0x0000000d, 0x0000000e, 0x0000000b, 0x0000000c, 0x0004003d, 0x00000006, 0x0000000f, 0x0000000e, 0x0003003e,
|
||
0x00000008, 0x0000000f, 0x0004003d, 0x00000006, 0x00000010, 0x00000008, 0x00050041, 0x00000017, 0x00000018, 0x00000014, 0x00000016, 0x0004003d,
|
||
0x00000006, 0x00000019, 0x00000018, 0x000500ae, 0x0000001a, 0x0000001b, 0x00000010, 0x00000019, 0x000300f7, 0x0000001d, 0x00000000, 0x000400fa,
|
||
0x0000001b, 0x0000001c, 0x0000001d, 0x000200f8, 0x0000001c, 0x000100fd, 0x000200f8, 0x0000001d, 0x0004003d, 0x00000006, 0x00000025, 0x00000008,
|
||
0x0004003d, 0x00000006, 0x0000002b, 0x00000008, 0x00060041, 0x0000002c, 0x0000002d, 0x0000002a, 0x00000024, 0x0000002b, 0x0004003d, 0x00000026,
|
||
0x0000002e, 0x0000002d, 0x00050041, 0x0000002f, 0x00000030, 0x00000014, 0x00000024, 0x0004003d, 0x00000011, 0x00000031, 0x00000030, 0x0005008e,
|
||
0x00000026, 0x00000032, 0x0000002e, 0x00000031, 0x00060041, 0x00000033, 0x00000034, 0x00000023, 0x00000024, 0x00000025, 0x0004003d, 0x0000001f,
|
||
0x00000035, 0x00000034, 0x0008004f, 0x00000026, 0x00000036, 0x00000035, 0x00000035, 0x00000000, 0x00000001, 0x00000002, 0x00050081, 0x00000026,
|
||
0x00000037, 0x00000036, 0x00000032, 0x00070041, 0x00000038, 0x00000039, 0x00000023, 0x00000024, 0x00000025, 0x0000000c, 0x00050051, 0x00000011,
|
||
0x0000003a, 0x00000037, 0x00000000, 0x0003003e, 0x00000039, 0x0000003a, 0x00070041, 0x00000038, 0x0000003c, 0x00000023, 0x00000024, 0x00000025,
|
||
0x0000003b, 0x00050051, 0x00000011, 0x0000003d, 0x00000037, 0x00000001, 0x0003003e, 0x0000003c, 0x0000003d, 0x00070041, 0x00000038, 0x0000003f,
|
||
0x00000023, 0x00000024, 0x00000025, 0x0000003e, 0x00050051, 0x00000011, 0x00000040, 0x00000037, 0x00000002, 0x0003003e, 0x0000003f, 0x00000040,
|
||
0x0004003d, 0x00000006, 0x00000041, 0x00000008, 0x00050041, 0x0000002f, 0x00000043, 0x00000014, 0x00000042, 0x0004003d, 0x00000011, 0x00000044,
|
||
0x00000043, 0x00060041, 0x0000002c, 0x00000045, 0x0000002a, 0x00000024, 0x00000041, 0x0004003d, 0x00000026, 0x00000046, 0x00000045, 0x0005008e,
|
||
0x00000026, 0x00000047, 0x00000046, 0x00000044, 0x00060041, 0x0000002c, 0x00000048, 0x0000002a, 0x00000024, 0x00000041, 0x0003003e, 0x00000048,
|
||
0x00000047, 0x000100fd, 0x00010038
|
||
};
|
||
|
||
struct runtime_array_test_metadata {
|
||
static constexpr std::string_view name = "runtime_array_test";
|
||
static constexpr std::string_view entry_point = "main";
|
||
};
|
||
|
||
inline constexpr std::array<mirage::render::vulkan::compute_pipeline::binding_info, 3>
|
||
runtime_array_test_bindings = {{
|
||
mirage::render::vulkan::compute_pipeline::binding_info{
|
||
.binding = 0,
|
||
.type = vk::DescriptorType::eStorageBuffer,
|
||
.count = 1,
|
||
.stage = vk::ShaderStageFlagBits::eCompute,
|
||
},
|
||
mirage::render::vulkan::compute_pipeline::binding_info{
|
||
.binding = 1,
|
||
.type = vk::DescriptorType::eStorageBuffer,
|
||
.count = 1,
|
||
.stage = vk::ShaderStageFlagBits::eCompute,
|
||
},
|
||
mirage::render::vulkan::compute_pipeline::binding_info{
|
||
.binding = 2,
|
||
.type = vk::DescriptorType::eUniformBuffer,
|
||
.count = 1,
|
||
.stage = vk::ShaderStageFlagBits::eCompute,
|
||
},
|
||
}};
|
||
|
||
// ============ 工厂功能 ============
|
||
inline auto create_runtime_array_test_pipeline(const mirage::render::vulkan::logical_device& device)
|
||
-> mirage::render::vulkan::expected<mirage::render::vulkan::compute_pipeline>
|
||
{
|
||
return mirage::render::vulkan::compute_pipeline::create_from_spv(
|
||
device,
|
||
std::span<const uint32_t>(runtime_array_test_comp_spirv),
|
||
runtime_array_test_bindings
|
||
);
|
||
}
|
||
|
||
} // namespace mirage::render::shaders
|