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Vulkan/Slang: Load shader files asynchronously.

This commit is contained in:
BearOso 2023-02-20 16:04:55 -06:00
parent 54770ef3cc
commit 8e38e14ea9
1 changed files with 12 additions and 4 deletions
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16
vulkan/slang_preset.cpp
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@ -11,6 +11,7 @@
#include <iostream> #include <iostream>
#include <fstream> #include <fstream>
#include <filesystem> #include <filesystem>
#include <future>
#include "../external/SPIRV-Cross/spirv_cross.hpp" #include "../external/SPIRV-Cross/spirv_cross.hpp"
#include "../external/SPIRV-Cross/spirv_glsl.hpp" #include "../external/SPIRV-Cross/spirv_glsl.hpp"
#include "slang_shader.hpp" #include "slang_shader.hpp"
@ -109,12 +110,19 @@ bool SlangPreset::load_preset_file(string filename)
} }
} }
for (auto &shader : passes) std::vector<std::future<bool>> futures;
for (size_t i = 0; i < passes.size(); i++)
{ {
if (!shader.load_file()) futures.push_back(std::async(std::launch::async, [&, i]() -> bool {
return false; return passes[i].load_file();
}));
} }
bool success = true;
for (auto &f : futures)
success &= f.get();
if (!success)
return false;
gather_parameters(); gather_parameters();
for (auto &p : parameters) for (auto &p : parameters)