1285 lines
40 KiB
C++
1285 lines
40 KiB
C++
#include "stdafx.h"
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#include "RuntimeHost.h"
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#include <algorithm>
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#include <cstring>
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#include <fstream>
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#include <regex>
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#include <set>
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#include <sstream>
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namespace
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{
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std::string Trim(const std::string& text)
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{
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std::size_t start = 0;
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while (start < text.size() && std::isspace(static_cast<unsigned char>(text[start])))
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++start;
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std::size_t end = text.size();
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while (end > start && std::isspace(static_cast<unsigned char>(text[end - 1])))
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--end;
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return text.substr(start, end - start);
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}
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std::string ReplaceAll(std::string text, const std::string& from, const std::string& to)
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{
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std::size_t offset = 0;
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while ((offset = text.find(from, offset)) != std::string::npos)
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{
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text.replace(offset, from.length(), to);
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offset += to.length();
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}
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return text;
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}
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bool IsFiniteNumber(double value)
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{
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return std::isfinite(value) != 0;
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}
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std::vector<double> JsonArrayToNumbers(const JsonValue& value)
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{
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std::vector<double> numbers;
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for (const JsonValue& item : value.asArray())
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{
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if (item.isNumber())
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numbers.push_back(item.asNumber());
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}
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return numbers;
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}
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std::filesystem::path FindRepoRootCandidate()
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{
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std::vector<std::filesystem::path> rootsToTry;
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char currentDirectory[MAX_PATH] = {};
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if (GetCurrentDirectoryA(MAX_PATH, currentDirectory) > 0)
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rootsToTry.push_back(std::filesystem::path(currentDirectory));
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char modulePath[MAX_PATH] = {};
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DWORD moduleLength = GetModuleFileNameA(NULL, modulePath, MAX_PATH);
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if (moduleLength > 0 && moduleLength < MAX_PATH)
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rootsToTry.push_back(std::filesystem::path(modulePath).parent_path());
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for (const std::filesystem::path& startPath : rootsToTry)
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{
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std::filesystem::path candidate = startPath;
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for (int depth = 0; depth < 10 && !candidate.empty(); ++depth)
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{
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if (std::filesystem::exists(candidate / "CMakeLists.txt") &&
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std::filesystem::exists(candidate / "apps" / "LoopThroughWithOpenGLCompositing"))
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{
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return candidate;
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}
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candidate = candidate.parent_path();
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}
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}
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return std::filesystem::path();
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}
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std::string ShaderParameterTypeToString(ShaderParameterType type)
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{
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switch (type)
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{
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case ShaderParameterType::Float: return "float";
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case ShaderParameterType::Vec2: return "vec2";
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case ShaderParameterType::Color: return "color";
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case ShaderParameterType::Boolean: return "bool";
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case ShaderParameterType::Enum: return "enum";
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}
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return "unknown";
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}
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std::string SlangTypeForParameter(ShaderParameterType type)
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{
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switch (type)
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{
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case ShaderParameterType::Float: return "uniform float";
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case ShaderParameterType::Vec2: return "uniform float2";
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case ShaderParameterType::Color: return "uniform float4";
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case ShaderParameterType::Boolean: return "uniform bool";
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case ShaderParameterType::Enum: return "uniform int";
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}
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return "uniform float";
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}
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std::string GlslTypeForUniformDeclaration(const std::string& declaration)
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{
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return Trim(declaration);
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}
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bool ParseShaderParameterType(const std::string& typeName, ShaderParameterType& type)
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{
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if (typeName == "float")
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{
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type = ShaderParameterType::Float;
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return true;
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}
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if (typeName == "vec2")
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{
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type = ShaderParameterType::Vec2;
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return true;
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}
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if (typeName == "color")
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{
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type = ShaderParameterType::Color;
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return true;
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}
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if (typeName == "bool")
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{
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type = ShaderParameterType::Boolean;
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return true;
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}
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if (typeName == "enum")
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{
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type = ShaderParameterType::Enum;
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return true;
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}
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return false;
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}
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}
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RuntimeHost::RuntimeHost()
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: mReloadRequested(false),
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mCompileSucceeded(false),
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mHasSignal(false),
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mSignalWidth(0),
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mSignalHeight(0),
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mServerPort(8080),
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mAutoReloadEnabled(true),
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mMixAmount(1.0),
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mBypass(false),
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mStartTime(std::chrono::steady_clock::now()),
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mLastScanTime(std::chrono::steady_clock::time_point::min()),
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mFrameCounter(0)
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{
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}
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bool RuntimeHost::Initialize(std::string& error)
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{
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try
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{
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std::lock_guard<std::mutex> lock(mMutex);
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if (!ResolvePaths(error))
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return false;
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if (!LoadConfig(error))
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return false;
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mShaderRoot = mRepoRoot / mConfig.shaderLibrary;
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if (!LoadPersistentState(error))
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return false;
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if (!ScanShaderPackages(error))
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return false;
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if (mActiveShaderId.empty() && !mPackageOrder.empty())
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mActiveShaderId = mPackageOrder.front();
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mServerPort = mConfig.serverPort;
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mAutoReloadEnabled = mConfig.autoReload;
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mReloadRequested = true;
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mCompileMessage = "Waiting for shader compile.";
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return true;
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}
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catch (const std::exception& exception)
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{
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error = std::string("RuntimeHost::Initialize exception: ") + exception.what();
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return false;
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}
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catch (...)
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{
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error = "RuntimeHost::Initialize threw a non-standard exception.";
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return false;
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}
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}
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bool RuntimeHost::PollFileChanges(bool& registryChanged, bool& reloadRequested, std::string& error)
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{
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try
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{
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std::lock_guard<std::mutex> lock(mMutex);
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registryChanged = false;
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reloadRequested = false;
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if (!mAutoReloadEnabled)
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{
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reloadRequested = mReloadRequested;
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return true;
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}
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const auto now = std::chrono::steady_clock::now();
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if (mLastScanTime != std::chrono::steady_clock::time_point::min() &&
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std::chrono::duration_cast<std::chrono::milliseconds>(now - mLastScanTime).count() < 250)
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{
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reloadRequested = mReloadRequested;
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return true;
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}
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mLastScanTime = now;
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std::string scanError;
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std::map<std::string, ShaderPackage> previousPackages = mPackagesById;
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std::vector<std::string> previousOrder = mPackageOrder;
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const std::string previousActive = mActiveShaderId;
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if (!ScanShaderPackages(scanError))
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{
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error = scanError;
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return false;
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}
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registryChanged = previousOrder != mPackageOrder;
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if (!registryChanged && previousPackages.size() == mPackagesById.size())
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{
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for (const auto& item : mPackagesById)
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{
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auto previous = previousPackages.find(item.first);
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if (previous == previousPackages.end())
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{
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registryChanged = true;
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break;
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}
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if (previous->second.shaderWriteTime != item.second.shaderWriteTime ||
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previous->second.manifestWriteTime != item.second.manifestWriteTime)
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{
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registryChanged = true;
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break;
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}
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}
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}
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auto previousActiveIt = previousPackages.find(previousActive);
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auto activeIt = mPackagesById.find(mActiveShaderId);
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if (previousActiveIt != previousPackages.end() && activeIt != mPackagesById.end())
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{
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if (previousActiveIt->second.shaderWriteTime != activeIt->second.shaderWriteTime ||
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previousActiveIt->second.manifestWriteTime != activeIt->second.manifestWriteTime)
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{
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mReloadRequested = true;
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}
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}
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if (previousActive != mActiveShaderId)
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mReloadRequested = true;
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reloadRequested = mReloadRequested;
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return true;
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}
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catch (const std::exception& exception)
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{
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error = std::string("RuntimeHost::PollFileChanges exception: ") + exception.what();
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return false;
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}
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catch (...)
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{
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error = "RuntimeHost::PollFileChanges threw a non-standard exception.";
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return false;
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}
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}
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bool RuntimeHost::ManualReloadRequested()
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{
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std::lock_guard<std::mutex> lock(mMutex);
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return mReloadRequested;
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}
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void RuntimeHost::ClearReloadRequest()
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{
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std::lock_guard<std::mutex> lock(mMutex);
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mReloadRequested = false;
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}
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bool RuntimeHost::SelectShader(const std::string& shaderId, std::string& error)
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{
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std::lock_guard<std::mutex> lock(mMutex);
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if (mPackagesById.find(shaderId) == mPackagesById.end())
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{
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error = "Unknown shader id: " + shaderId;
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return false;
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}
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mActiveShaderId = shaderId;
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mPersistentState.activeShaderId = shaderId;
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mReloadRequested = true;
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return SavePersistentState(error);
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}
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bool RuntimeHost::UpdateParameter(const std::string& shaderId, const std::string& parameterId, const JsonValue& newValue, std::string& error)
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{
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std::lock_guard<std::mutex> lock(mMutex);
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auto shaderIt = mPackagesById.find(shaderId);
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if (shaderIt == mPackagesById.end())
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{
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error = "Unknown shader id: " + shaderId;
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return false;
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}
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const ShaderPackage& shaderPackage = shaderIt->second;
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auto parameterIt = std::find_if(shaderPackage.parameters.begin(), shaderPackage.parameters.end(),
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[¶meterId](const ShaderParameterDefinition& definition) { return definition.id == parameterId; });
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if (parameterIt == shaderPackage.parameters.end())
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{
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error = "Unknown parameter id: " + parameterId;
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return false;
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}
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ShaderParameterValue normalized;
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if (!NormalizeAndValidateValue(*parameterIt, newValue, normalized, error))
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return false;
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mPersistentState.parameterValuesByShader[shaderId][parameterId] = normalized;
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if (shaderId == mActiveShaderId)
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mReloadRequested = true;
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return SavePersistentState(error);
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}
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bool RuntimeHost::SetBypass(bool bypassEnabled, std::string& error)
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{
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std::lock_guard<std::mutex> lock(mMutex);
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mBypass = bypassEnabled;
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mPersistentState.bypass = bypassEnabled;
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return SavePersistentState(error);
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}
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bool RuntimeHost::SetMixAmount(double mixAmount, std::string& error)
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{
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std::lock_guard<std::mutex> lock(mMutex);
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if (!IsFiniteNumber(mixAmount))
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{
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error = "Mix amount must be a finite number.";
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return false;
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}
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mMixAmount = std::clamp(mixAmount, 0.0, 1.0);
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mPersistentState.mixAmount = mMixAmount;
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return SavePersistentState(error);
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}
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void RuntimeHost::SetCompileStatus(bool succeeded, const std::string& message)
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{
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std::lock_guard<std::mutex> lock(mMutex);
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mCompileSucceeded = succeeded;
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mCompileMessage = message;
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}
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void RuntimeHost::SetSignalStatus(bool hasSignal, unsigned width, unsigned height, const std::string& modeName)
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{
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std::lock_guard<std::mutex> lock(mMutex);
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mHasSignal = hasSignal;
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mSignalWidth = width;
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mSignalHeight = height;
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mSignalModeName = modeName;
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}
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void RuntimeHost::AdvanceFrame()
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{
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std::lock_guard<std::mutex> lock(mMutex);
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++mFrameCounter;
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}
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bool RuntimeHost::BuildActiveFragmentShaderSource(std::string& fragmentShaderSource, std::string& error)
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{
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try
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{
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ShaderPackage shaderPackage;
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{
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std::lock_guard<std::mutex> lock(mMutex);
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auto it = mPackagesById.find(mActiveShaderId);
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if (it == mPackagesById.end())
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{
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error = "No active shader is selected.";
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return false;
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}
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shaderPackage = it->second;
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}
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const std::string wrapperSource = BuildWrapperSlangSource(shaderPackage);
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if (!WriteTextFile(mWrapperPath, wrapperSource, error))
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return false;
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if (!RunSlangCompiler(mWrapperPath, mGeneratedGlslPath, error))
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return false;
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fragmentShaderSource = ReadTextFile(mGeneratedGlslPath, error);
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if (fragmentShaderSource.empty())
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return false;
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if (!PatchGeneratedGlsl(fragmentShaderSource, error))
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return false;
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if (!WriteTextFile(mPatchedGlslPath, fragmentShaderSource, error))
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return false;
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return true;
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}
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catch (const std::exception& exception)
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{
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error = std::string("RuntimeHost::BuildActiveFragmentShaderSource exception: ") + exception.what();
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return false;
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}
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catch (...)
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{
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error = "RuntimeHost::BuildActiveFragmentShaderSource threw a non-standard exception.";
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return false;
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}
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}
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RuntimeRenderState RuntimeHost::GetRenderState(unsigned outputWidth, unsigned outputHeight) const
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{
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std::lock_guard<std::mutex> lock(mMutex);
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RuntimeRenderState state;
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state.activeShaderId = mActiveShaderId;
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state.timeSeconds = std::chrono::duration_cast<std::chrono::duration<double>>(std::chrono::steady_clock::now() - mStartTime).count();
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state.frameCount = static_cast<double>(mFrameCounter);
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state.mixAmount = mMixAmount;
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state.bypass = mBypass ? 1.0 : 0.0;
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state.inputWidth = mSignalWidth;
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state.inputHeight = mSignalHeight;
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state.outputWidth = outputWidth;
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state.outputHeight = outputHeight;
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auto shaderIt = mPackagesById.find(mActiveShaderId);
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if (shaderIt != mPackagesById.end())
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{
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state.parameterDefinitions = shaderIt->second.parameters;
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auto persistedIt = mPersistentState.parameterValuesByShader.find(mActiveShaderId);
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for (const ShaderParameterDefinition& definition : shaderIt->second.parameters)
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{
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ShaderParameterValue value = DefaultValueForDefinition(definition);
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if (persistedIt != mPersistentState.parameterValuesByShader.end())
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{
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auto valueIt = persistedIt->second.find(definition.id);
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if (valueIt != persistedIt->second.end())
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value = valueIt->second;
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}
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state.parameterValues[definition.id] = value;
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}
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}
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return state;
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}
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std::string RuntimeHost::BuildStateJson() const
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{
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return SerializeJson(BuildStateValue(), true);
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}
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void RuntimeHost::SetServerPort(unsigned short port)
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{
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std::lock_guard<std::mutex> lock(mMutex);
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mServerPort = port;
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}
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bool RuntimeHost::LoadConfig(std::string& error)
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{
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if (!std::filesystem::exists(mConfigPath))
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return true;
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std::string configText = ReadTextFile(mConfigPath, error);
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if (configText.empty())
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return false;
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JsonValue configJson;
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if (!ParseJson(configText, configJson, error))
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return false;
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if (const JsonValue* shaderLibraryValue = configJson.find("shaderLibrary"))
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mConfig.shaderLibrary = shaderLibraryValue->asString();
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if (const JsonValue* serverPortValue = configJson.find("serverPort"))
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mConfig.serverPort = static_cast<unsigned short>(serverPortValue->asNumber(mConfig.serverPort));
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if (const JsonValue* autoReloadValue = configJson.find("autoReload"))
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mConfig.autoReload = autoReloadValue->asBoolean(mConfig.autoReload);
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mAutoReloadEnabled = mConfig.autoReload;
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return true;
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}
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bool RuntimeHost::LoadPersistentState(std::string& error)
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{
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if (!std::filesystem::exists(mRuntimeStatePath))
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return true;
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std::string stateText = ReadTextFile(mRuntimeStatePath, error);
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if (stateText.empty())
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return false;
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JsonValue root;
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if (!ParseJson(stateText, root, error))
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return false;
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if (const JsonValue* activeShaderValue = root.find("activeShaderId"))
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mPersistentState.activeShaderId = activeShaderValue->asString();
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if (const JsonValue* mixAmountValue = root.find("mixAmount"))
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mPersistentState.mixAmount = mixAmountValue->asNumber(1.0);
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if (const JsonValue* bypassValue = root.find("bypass"))
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mPersistentState.bypass = bypassValue->asBoolean(false);
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if (const JsonValue* valuesByShader = root.find("parameterValuesByShader"))
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{
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for (const auto& shaderItem : valuesByShader->asObject())
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{
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std::map<std::string, ShaderParameterValue>& shaderValues = mPersistentState.parameterValuesByShader[shaderItem.first];
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for (const auto& parameterItem : shaderItem.second.asObject())
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{
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ShaderParameterValue value;
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const JsonValue& jsonValue = parameterItem.second;
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if (jsonValue.isBoolean())
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{
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value.booleanValue = jsonValue.asBoolean();
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}
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else if (jsonValue.isString())
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{
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value.enumValue = jsonValue.asString();
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}
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else if (jsonValue.isNumber())
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{
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value.numberValues.push_back(jsonValue.asNumber());
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}
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else if (jsonValue.isArray())
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{
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value.numberValues = JsonArrayToNumbers(jsonValue);
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}
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shaderValues[parameterItem.first] = value;
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}
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}
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}
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|
|
mActiveShaderId = mPersistentState.activeShaderId;
|
|
mMixAmount = std::clamp(mPersistentState.mixAmount, 0.0, 1.0);
|
|
mBypass = mPersistentState.bypass;
|
|
return true;
|
|
}
|
|
|
|
bool RuntimeHost::SavePersistentState(std::string& error) const
|
|
{
|
|
JsonValue root = JsonValue::MakeObject();
|
|
root.set("activeShaderId", JsonValue(mActiveShaderId));
|
|
root.set("mixAmount", JsonValue(mMixAmount));
|
|
root.set("bypass", JsonValue(mBypass));
|
|
|
|
JsonValue valuesByShader = JsonValue::MakeObject();
|
|
for (const auto& shaderItem : mPersistentState.parameterValuesByShader)
|
|
{
|
|
JsonValue shaderValues = JsonValue::MakeObject();
|
|
auto packageIt = mPackagesById.find(shaderItem.first);
|
|
for (const auto& parameterItem : shaderItem.second)
|
|
{
|
|
const ShaderParameterDefinition* definition = nullptr;
|
|
if (packageIt != mPackagesById.end())
|
|
{
|
|
for (const ShaderParameterDefinition& candidate : packageIt->second.parameters)
|
|
{
|
|
if (candidate.id == parameterItem.first)
|
|
{
|
|
definition = &candidate;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (definition)
|
|
shaderValues.set(parameterItem.first, SerializeParameterValue(*definition, parameterItem.second));
|
|
}
|
|
valuesByShader.set(shaderItem.first, shaderValues);
|
|
}
|
|
root.set("parameterValuesByShader", valuesByShader);
|
|
|
|
return WriteTextFile(mRuntimeStatePath, SerializeJson(root, true), error);
|
|
}
|
|
|
|
bool RuntimeHost::ScanShaderPackages(std::string& error)
|
|
{
|
|
std::map<std::string, ShaderPackage> packagesById;
|
|
std::vector<std::string> packageOrder;
|
|
|
|
if (!std::filesystem::exists(mShaderRoot))
|
|
{
|
|
error = "Shader library directory does not exist: " + mShaderRoot.string();
|
|
return false;
|
|
}
|
|
|
|
for (const auto& entry : std::filesystem::directory_iterator(mShaderRoot))
|
|
{
|
|
if (!entry.is_directory())
|
|
continue;
|
|
|
|
std::filesystem::path manifestPath = entry.path() / "shader.json";
|
|
if (!std::filesystem::exists(manifestPath))
|
|
continue;
|
|
|
|
ShaderPackage shaderPackage;
|
|
if (!ParseShaderManifest(manifestPath, shaderPackage, error))
|
|
return false;
|
|
|
|
if (packagesById.find(shaderPackage.id) != packagesById.end())
|
|
{
|
|
error = "Duplicate shader id found: " + shaderPackage.id;
|
|
return false;
|
|
}
|
|
|
|
EnsureParameterDefaultsLocked(shaderPackage);
|
|
packageOrder.push_back(shaderPackage.id);
|
|
packagesById[shaderPackage.id] = shaderPackage;
|
|
}
|
|
|
|
std::sort(packageOrder.begin(), packageOrder.end());
|
|
mPackagesById.swap(packagesById);
|
|
mPackageOrder.swap(packageOrder);
|
|
|
|
if (!mActiveShaderId.empty() && mPackagesById.find(mActiveShaderId) == mPackagesById.end())
|
|
{
|
|
mActiveShaderId.clear();
|
|
mPersistentState.activeShaderId.clear();
|
|
}
|
|
|
|
if (mActiveShaderId.empty() && !mPackageOrder.empty())
|
|
{
|
|
mActiveShaderId = mPackageOrder.front();
|
|
mPersistentState.activeShaderId = mActiveShaderId;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool RuntimeHost::ParseShaderManifest(const std::filesystem::path& manifestPath, ShaderPackage& shaderPackage, std::string& error) const
|
|
{
|
|
const std::string manifestText = ReadTextFile(manifestPath, error);
|
|
if (manifestText.empty())
|
|
return false;
|
|
|
|
JsonValue manifestJson;
|
|
if (!ParseJson(manifestText, manifestJson, error))
|
|
return false;
|
|
|
|
const JsonValue* idValue = manifestJson.find("id");
|
|
const JsonValue* nameValue = manifestJson.find("name");
|
|
if (!idValue || !nameValue)
|
|
{
|
|
error = "Shader manifest is missing required 'id' or 'name' field: " + manifestPath.string();
|
|
return false;
|
|
}
|
|
|
|
shaderPackage.id = idValue->asString();
|
|
shaderPackage.displayName = nameValue->asString();
|
|
shaderPackage.description = manifestJson.find("description") ? manifestJson.find("description")->asString() : "";
|
|
shaderPackage.category = manifestJson.find("category") ? manifestJson.find("category")->asString() : "";
|
|
shaderPackage.entryPoint = manifestJson.find("entryPoint") ? manifestJson.find("entryPoint")->asString() : "shadeVideo";
|
|
shaderPackage.directoryPath = manifestPath.parent_path();
|
|
shaderPackage.shaderPath = shaderPackage.directoryPath / "shader.slang";
|
|
shaderPackage.manifestPath = manifestPath;
|
|
|
|
if (!std::filesystem::exists(shaderPackage.shaderPath))
|
|
{
|
|
error = "Shader source not found for package " + shaderPackage.id + ": " + shaderPackage.shaderPath.string();
|
|
return false;
|
|
}
|
|
|
|
shaderPackage.shaderWriteTime = std::filesystem::last_write_time(shaderPackage.shaderPath);
|
|
shaderPackage.manifestWriteTime = std::filesystem::last_write_time(shaderPackage.manifestPath);
|
|
|
|
const JsonValue* parametersValue = manifestJson.find("parameters");
|
|
if (parametersValue && parametersValue->isArray())
|
|
{
|
|
for (const JsonValue& parameterJson : parametersValue->asArray())
|
|
{
|
|
const JsonValue* parameterIdValue = parameterJson.find("id");
|
|
const JsonValue* parameterLabelValue = parameterJson.find("label");
|
|
const JsonValue* parameterTypeValue = parameterJson.find("type");
|
|
if (!parameterIdValue || !parameterLabelValue || !parameterTypeValue)
|
|
{
|
|
error = "Shader parameter is missing required fields in: " + manifestPath.string();
|
|
return false;
|
|
}
|
|
|
|
ShaderParameterDefinition definition;
|
|
definition.id = parameterIdValue->asString();
|
|
definition.label = parameterLabelValue->asString();
|
|
if (!ParseShaderParameterType(parameterTypeValue->asString(), definition.type))
|
|
{
|
|
error = "Unsupported parameter type '" + parameterTypeValue->asString() + "' in: " + manifestPath.string();
|
|
return false;
|
|
}
|
|
|
|
if (const JsonValue* defaultValue = parameterJson.find("default"))
|
|
{
|
|
if (definition.type == ShaderParameterType::Boolean)
|
|
{
|
|
definition.defaultBoolean = defaultValue->asBoolean(false);
|
|
}
|
|
else if (definition.type == ShaderParameterType::Enum)
|
|
{
|
|
definition.defaultEnumValue = defaultValue->asString();
|
|
}
|
|
else if (defaultValue->isNumber())
|
|
{
|
|
definition.defaultNumbers.push_back(defaultValue->asNumber());
|
|
}
|
|
else if (defaultValue->isArray())
|
|
{
|
|
definition.defaultNumbers = JsonArrayToNumbers(*defaultValue);
|
|
}
|
|
}
|
|
|
|
if (const JsonValue* minValue = parameterJson.find("min"))
|
|
{
|
|
if (minValue->isNumber())
|
|
definition.minNumbers.push_back(minValue->asNumber());
|
|
else if (minValue->isArray())
|
|
definition.minNumbers = JsonArrayToNumbers(*minValue);
|
|
}
|
|
if (const JsonValue* maxValue = parameterJson.find("max"))
|
|
{
|
|
if (maxValue->isNumber())
|
|
definition.maxNumbers.push_back(maxValue->asNumber());
|
|
else if (maxValue->isArray())
|
|
definition.maxNumbers = JsonArrayToNumbers(*maxValue);
|
|
}
|
|
if (const JsonValue* stepValue = parameterJson.find("step"))
|
|
{
|
|
if (stepValue->isNumber())
|
|
definition.stepNumbers.push_back(stepValue->asNumber());
|
|
else if (stepValue->isArray())
|
|
definition.stepNumbers = JsonArrayToNumbers(*stepValue);
|
|
}
|
|
|
|
if (definition.type == ShaderParameterType::Enum)
|
|
{
|
|
const JsonValue* optionsValue = parameterJson.find("options");
|
|
if (!optionsValue || !optionsValue->isArray())
|
|
{
|
|
error = "Enum parameter is missing 'options' in: " + manifestPath.string();
|
|
return false;
|
|
}
|
|
|
|
for (const JsonValue& optionJson : optionsValue->asArray())
|
|
{
|
|
const JsonValue* value = optionJson.find("value");
|
|
const JsonValue* label = optionJson.find("label");
|
|
if (!value || !label)
|
|
{
|
|
error = "Enum parameter option is missing 'value' or 'label' in: " + manifestPath.string();
|
|
return false;
|
|
}
|
|
|
|
ShaderParameterOption option;
|
|
option.value = value->asString();
|
|
option.label = label->asString();
|
|
definition.enumOptions.push_back(option);
|
|
}
|
|
|
|
bool defaultFound = definition.defaultEnumValue.empty();
|
|
for (const ShaderParameterOption& option : definition.enumOptions)
|
|
{
|
|
if (option.value == definition.defaultEnumValue)
|
|
{
|
|
defaultFound = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!defaultFound)
|
|
{
|
|
error = "Enum parameter default is not present in its option list for: " + definition.id;
|
|
return false;
|
|
}
|
|
}
|
|
|
|
shaderPackage.parameters.push_back(definition);
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool RuntimeHost::NormalizeAndValidateValue(const ShaderParameterDefinition& definition, const JsonValue& value, ShaderParameterValue& normalizedValue, std::string& error) const
|
|
{
|
|
normalizedValue = DefaultValueForDefinition(definition);
|
|
|
|
switch (definition.type)
|
|
{
|
|
case ShaderParameterType::Float:
|
|
{
|
|
if (!value.isNumber())
|
|
{
|
|
error = "Expected numeric value for float parameter '" + definition.id + "'.";
|
|
return false;
|
|
}
|
|
double number = value.asNumber();
|
|
if (!IsFiniteNumber(number))
|
|
{
|
|
error = "Float parameter '" + definition.id + "' must be finite.";
|
|
return false;
|
|
}
|
|
if (!definition.minNumbers.empty())
|
|
number = std::max(number, definition.minNumbers.front());
|
|
if (!definition.maxNumbers.empty())
|
|
number = std::min(number, definition.maxNumbers.front());
|
|
normalizedValue.numberValues = { number };
|
|
return true;
|
|
}
|
|
case ShaderParameterType::Vec2:
|
|
case ShaderParameterType::Color:
|
|
{
|
|
std::vector<double> numbers = JsonArrayToNumbers(value);
|
|
const std::size_t expectedSize = definition.type == ShaderParameterType::Vec2 ? 2 : 4;
|
|
if (numbers.size() != expectedSize)
|
|
{
|
|
error = "Expected array value of size " + std::to_string(expectedSize) + " for parameter '" + definition.id + "'.";
|
|
return false;
|
|
}
|
|
for (std::size_t index = 0; index < numbers.size(); ++index)
|
|
{
|
|
if (!IsFiniteNumber(numbers[index]))
|
|
{
|
|
error = "Parameter '" + definition.id + "' contains a non-finite value.";
|
|
return false;
|
|
}
|
|
if (index < definition.minNumbers.size())
|
|
numbers[index] = std::max(numbers[index], definition.minNumbers[index]);
|
|
if (index < definition.maxNumbers.size())
|
|
numbers[index] = std::min(numbers[index], definition.maxNumbers[index]);
|
|
}
|
|
normalizedValue.numberValues = numbers;
|
|
return true;
|
|
}
|
|
case ShaderParameterType::Boolean:
|
|
if (!value.isBoolean())
|
|
{
|
|
error = "Expected boolean value for parameter '" + definition.id + "'.";
|
|
return false;
|
|
}
|
|
normalizedValue.booleanValue = value.asBoolean();
|
|
return true;
|
|
case ShaderParameterType::Enum:
|
|
{
|
|
if (!value.isString())
|
|
{
|
|
error = "Expected string value for enum parameter '" + definition.id + "'.";
|
|
return false;
|
|
}
|
|
const std::string selectedValue = value.asString();
|
|
for (const ShaderParameterOption& option : definition.enumOptions)
|
|
{
|
|
if (option.value == selectedValue)
|
|
{
|
|
normalizedValue.enumValue = selectedValue;
|
|
return true;
|
|
}
|
|
}
|
|
error = "Enum parameter '" + definition.id + "' received unsupported option '" + selectedValue + "'.";
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
ShaderParameterValue RuntimeHost::DefaultValueForDefinition(const ShaderParameterDefinition& definition) const
|
|
{
|
|
ShaderParameterValue value;
|
|
switch (definition.type)
|
|
{
|
|
case ShaderParameterType::Float:
|
|
value.numberValues = definition.defaultNumbers.empty() ? std::vector<double>{ 0.0 } : definition.defaultNumbers;
|
|
break;
|
|
case ShaderParameterType::Vec2:
|
|
value.numberValues = definition.defaultNumbers.size() == 2 ? definition.defaultNumbers : std::vector<double>{ 0.0, 0.0 };
|
|
break;
|
|
case ShaderParameterType::Color:
|
|
value.numberValues = definition.defaultNumbers.size() == 4 ? definition.defaultNumbers : std::vector<double>{ 1.0, 1.0, 1.0, 1.0 };
|
|
break;
|
|
case ShaderParameterType::Boolean:
|
|
value.booleanValue = definition.defaultBoolean;
|
|
break;
|
|
case ShaderParameterType::Enum:
|
|
value.enumValue = definition.defaultEnumValue;
|
|
break;
|
|
}
|
|
return value;
|
|
}
|
|
|
|
void RuntimeHost::EnsureParameterDefaultsLocked(ShaderPackage& shaderPackage)
|
|
{
|
|
for (const ShaderParameterDefinition& definition : shaderPackage.parameters)
|
|
{
|
|
auto& shaderValues = mPersistentState.parameterValuesByShader[shaderPackage.id];
|
|
if (shaderValues.find(definition.id) == shaderValues.end())
|
|
shaderValues[definition.id] = DefaultValueForDefinition(definition);
|
|
}
|
|
}
|
|
|
|
std::string RuntimeHost::BuildWrapperSlangSource(const ShaderPackage& shaderPackage) const
|
|
{
|
|
std::ostringstream source;
|
|
source << "struct FragmentInput\n";
|
|
source << "{\n";
|
|
source << "\tfloat4 position : SV_Position;\n";
|
|
source << "\tfloat2 texCoord : TEXCOORD0;\n";
|
|
source << "};\n\n";
|
|
source << "struct ShaderContext\n";
|
|
source << "{\n";
|
|
source << "\tfloat2 uv;\n";
|
|
source << "\tfloat4 sourceColor;\n";
|
|
source << "\tfloat2 inputResolution;\n";
|
|
source << "\tfloat2 outputResolution;\n";
|
|
source << "\tfloat time;\n";
|
|
source << "\tfloat frameCount;\n";
|
|
source << "\tfloat mixAmount;\n";
|
|
source << "\tfloat bypass;\n";
|
|
source << "};\n\n";
|
|
source << "cbuffer GlobalParams\n";
|
|
source << "{\n";
|
|
source << "\tfloat gTime;\n";
|
|
source << "\tfloat2 gInputResolution;\n";
|
|
source << "\tfloat2 gOutputResolution;\n";
|
|
source << "\tfloat gFrameCount;\n";
|
|
source << "\tfloat gMixAmount;\n";
|
|
source << "\tfloat gBypass;\n";
|
|
for (const ShaderParameterDefinition& definition : shaderPackage.parameters)
|
|
source << "\t" << SlangTypeForParameter(definition.type).substr(strlen("uniform ")) << " " << definition.id << ";\n";
|
|
source << "};\n\n";
|
|
source << "Sampler2D<float4> gVideoInput;\n\n";
|
|
source << "float4 rec709YCbCr2rgba(float Y, float Cb, float Cr, float a)\n";
|
|
source << "{\n";
|
|
source << "\tY = (Y * 256.0 - 16.0) / 219.0;\n";
|
|
source << "\tCb = (Cb * 256.0 - 16.0) / 224.0 - 0.5;\n";
|
|
source << "\tCr = (Cr * 256.0 - 16.0) / 224.0 - 0.5;\n";
|
|
source << "\treturn float4(Y + 1.5748 * Cr, Y - 0.1873 * Cb - 0.4681 * Cr, Y + 1.8556 * Cb, a);\n";
|
|
source << "}\n\n";
|
|
source << "float4 bilinear(float4 W, float4 X, float4 Y, float4 Z, float2 weight)\n";
|
|
source << "{\n";
|
|
source << "\tfloat4 m0 = lerp(W, Z, weight.x);\n";
|
|
source << "\tfloat4 m1 = lerp(X, Y, weight.x);\n";
|
|
source << "\treturn lerp(m0, m1, weight.y);\n";
|
|
source << "}\n\n";
|
|
source << "void textureGatherYUV(Sampler2D<float4> textureSampler, float2 tc, out float4 W, out float4 X, out float4 Y, out float4 Z)\n";
|
|
source << "{\n";
|
|
source << "\tuint width = 0;\n";
|
|
source << "\tuint height = 0;\n";
|
|
source << "\ttextureSampler.GetDimensions(width, height);\n";
|
|
source << "\tint2 tx = int2(tc * float2(width, height));\n";
|
|
source << "\tint2 tmin = int2(0, 0);\n";
|
|
source << "\tint2 tmax = int2(int(width), int(height)) - int2(1, 1);\n";
|
|
source << "\tW = textureSampler.Load(int3(tx, 0));\n";
|
|
source << "\tX = textureSampler.Load(int3(clamp(tx + int2(0, 1), tmin, tmax), 0));\n";
|
|
source << "\tY = textureSampler.Load(int3(clamp(tx + int2(1, 1), tmin, tmax), 0));\n";
|
|
source << "\tZ = textureSampler.Load(int3(clamp(tx + int2(1, 0), tmin, tmax), 0));\n";
|
|
source << "}\n\n";
|
|
source << "float4 sampleVideo(float2 tc)\n";
|
|
source << "{\n";
|
|
source << "\tfloat4 macro, macroU, macroR, macroUR;\n";
|
|
source << "\ttextureGatherYUV(gVideoInput, tc, macro, macroU, macroUR, macroR);\n";
|
|
source << "\tuint width = 0;\n";
|
|
source << "\tuint height = 0;\n";
|
|
source << "\tgVideoInput.GetDimensions(width, height);\n";
|
|
source << "\tfloat2 off = frac(tc * float2(width, height));\n";
|
|
source << "\tfloat4 pixel, pixelR, pixelU, pixelUR;\n";
|
|
source << "\tif (off.x > 0.5)\n";
|
|
source << "\t{\n";
|
|
source << "\t\tpixel = rec709YCbCr2rgba(macro.a, macro.b, macro.r, 1.0);\n";
|
|
source << "\t\tpixelR = rec709YCbCr2rgba(macroR.g, macroR.b, macroR.r, 1.0);\n";
|
|
source << "\t\tpixelU = rec709YCbCr2rgba(macroU.a, macroU.b, macroU.r, 1.0);\n";
|
|
source << "\t\tpixelUR = rec709YCbCr2rgba(macroUR.g, macroUR.b, macroUR.r, 1.0);\n";
|
|
source << "\t}\n";
|
|
source << "\telse\n";
|
|
source << "\t{\n";
|
|
source << "\t\tpixel = rec709YCbCr2rgba(macro.g, macro.b, macro.r, 1.0);\n";
|
|
source << "\t\tpixelR = rec709YCbCr2rgba(macro.a, macro.b, macro.r, 1.0);\n";
|
|
source << "\t\tpixelU = rec709YCbCr2rgba(macroU.g, macroU.b, macroU.r, 1.0);\n";
|
|
source << "\t\tpixelUR = rec709YCbCr2rgba(macroU.a, macroU.b, macroU.r, 1.0);\n";
|
|
source << "\t}\n";
|
|
source << "\treturn bilinear(pixel, pixelU, pixelUR, pixelR, off);\n";
|
|
source << "}\n\n";
|
|
source << "#include \"" << shaderPackage.shaderPath.generic_string() << "\"\n\n";
|
|
source << "[shader(\"fragment\")]\n";
|
|
source << "float4 fragmentMain(FragmentInput input) : SV_Target\n";
|
|
source << "{\n";
|
|
source << "\tShaderContext context;\n";
|
|
source << "\tfloat2 correctedUv = float2(input.texCoord.x, 1.0 - input.texCoord.y);\n";
|
|
source << "\tcontext.uv = correctedUv;\n";
|
|
source << "\tcontext.sourceColor = sampleVideo(correctedUv);\n";
|
|
source << "\tcontext.inputResolution = gInputResolution;\n";
|
|
source << "\tcontext.outputResolution = gOutputResolution;\n";
|
|
source << "\tcontext.time = gTime;\n";
|
|
source << "\tcontext.frameCount = gFrameCount;\n";
|
|
source << "\tcontext.mixAmount = gMixAmount;\n";
|
|
source << "\tcontext.bypass = gBypass;\n";
|
|
source << "\tfloat4 effectedColor = " << shaderPackage.entryPoint << "(context);\n";
|
|
source << "\tfloat mixValue = clamp(gBypass > 0.5 ? 0.0 : gMixAmount, 0.0, 1.0);\n";
|
|
source << "\treturn lerp(context.sourceColor, effectedColor, mixValue);\n";
|
|
source << "}\n";
|
|
return source.str();
|
|
}
|
|
|
|
bool RuntimeHost::FindSlangCompiler(std::filesystem::path& compilerPath, std::string& error) const
|
|
{
|
|
std::filesystem::path thirdPartyRoot = mRepoRoot / "3rdParty";
|
|
if (!std::filesystem::exists(thirdPartyRoot))
|
|
{
|
|
error = "3rdParty directory was not found under the repository root.";
|
|
return false;
|
|
}
|
|
|
|
for (const auto& entry : std::filesystem::directory_iterator(thirdPartyRoot))
|
|
{
|
|
if (!entry.is_directory())
|
|
continue;
|
|
std::filesystem::path candidate = entry.path() / "bin" / "slangc.exe";
|
|
if (std::filesystem::exists(candidate))
|
|
{
|
|
compilerPath = candidate;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
error = "Could not find slangc.exe under 3rdParty.";
|
|
return false;
|
|
}
|
|
|
|
bool RuntimeHost::RunSlangCompiler(const std::filesystem::path& wrapperPath, const std::filesystem::path& outputPath, std::string& error) const
|
|
{
|
|
std::filesystem::path compilerPath;
|
|
if (!FindSlangCompiler(compilerPath, error))
|
|
return false;
|
|
|
|
std::string commandLine = "\"" + compilerPath.string() + "\" \"" + wrapperPath.string()
|
|
+ "\" -target glsl -profile glsl_430 -entry fragmentMain -stage fragment -o \"" + outputPath.string() + "\"";
|
|
|
|
STARTUPINFOA startupInfo = {};
|
|
PROCESS_INFORMATION processInfo = {};
|
|
startupInfo.cb = sizeof(startupInfo);
|
|
std::vector<char> mutableCommandLine(commandLine.begin(), commandLine.end());
|
|
mutableCommandLine.push_back('\0');
|
|
|
|
if (!CreateProcessA(NULL, mutableCommandLine.data(), NULL, NULL, FALSE, CREATE_NO_WINDOW, NULL, mRepoRoot.string().c_str(), &startupInfo, &processInfo))
|
|
{
|
|
error = "Failed to launch slangc.exe.";
|
|
return false;
|
|
}
|
|
|
|
WaitForSingleObject(processInfo.hProcess, INFINITE);
|
|
|
|
DWORD exitCode = 0;
|
|
GetExitCodeProcess(processInfo.hProcess, &exitCode);
|
|
CloseHandle(processInfo.hThread);
|
|
CloseHandle(processInfo.hProcess);
|
|
|
|
if (exitCode != 0)
|
|
{
|
|
error = "slangc.exe returned a non-zero exit code while compiling the active shader package.";
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool RuntimeHost::PatchGeneratedGlsl(std::string& shaderText, std::string& error) const
|
|
{
|
|
if (shaderText.find("#version 450") == std::string::npos)
|
|
{
|
|
error = "Generated GLSL did not include the expected version header.";
|
|
return false;
|
|
}
|
|
|
|
shaderText = ReplaceAll(shaderText, "#version 450", "#version 430 core");
|
|
shaderText = std::regex_replace(shaderText, std::regex(R"(#extension GL_EXT_samplerless_texture_functions : require\r?\n)"), "");
|
|
shaderText = std::regex_replace(shaderText, std::regex(R"(layout\(row_major\) uniform;\r?\n)"), "");
|
|
shaderText = std::regex_replace(shaderText, std::regex(R"(layout\(row_major\) buffer;\r?\n)"), "");
|
|
shaderText = std::regex_replace(shaderText, std::regex(R"(layout\(location = 0\)\s*in vec2 ([A-Za-z0-9_]+);)"), "in vec2 vTexCoord;");
|
|
shaderText = ReplaceAll(shaderText, "input_texCoord_0", "vTexCoord");
|
|
|
|
std::smatch match;
|
|
std::regex outRegex(R"(layout\(location = 0\)\s*out vec4 ([A-Za-z0-9_]+);)");
|
|
if (std::regex_search(shaderText, match, outRegex))
|
|
{
|
|
const std::string outputName = match[1].str();
|
|
shaderText = std::regex_replace(shaderText, outRegex, "layout(location = 0) out vec4 fragColor;");
|
|
shaderText = ReplaceAll(shaderText, outputName + " =", "fragColor =");
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
std::string RuntimeHost::ReadTextFile(const std::filesystem::path& path, std::string& error) const
|
|
{
|
|
std::ifstream input(path, std::ios::binary);
|
|
if (!input)
|
|
{
|
|
error = "Could not open file: " + path.string();
|
|
return std::string();
|
|
}
|
|
|
|
std::ostringstream buffer;
|
|
buffer << input.rdbuf();
|
|
return buffer.str();
|
|
}
|
|
|
|
bool RuntimeHost::WriteTextFile(const std::filesystem::path& path, const std::string& contents, std::string& error) const
|
|
{
|
|
std::error_code fsError;
|
|
std::filesystem::create_directories(path.parent_path(), fsError);
|
|
|
|
std::ofstream output(path, std::ios::binary);
|
|
if (!output)
|
|
{
|
|
error = "Could not write file: " + path.string();
|
|
return false;
|
|
}
|
|
|
|
output << contents;
|
|
return output.good();
|
|
}
|
|
|
|
bool RuntimeHost::ResolvePaths(std::string& error)
|
|
{
|
|
mRepoRoot = FindRepoRootCandidate();
|
|
if (mRepoRoot.empty())
|
|
{
|
|
error = "Could not locate the repository root from the current runtime path.";
|
|
return false;
|
|
}
|
|
|
|
mUiRoot = mRepoRoot / "ui";
|
|
mConfigPath = mRepoRoot / "config" / "runtime-host.json";
|
|
mShaderRoot = mRepoRoot / mConfig.shaderLibrary;
|
|
mRuntimeRoot = mRepoRoot / "runtime";
|
|
mRuntimeStatePath = mRuntimeRoot / "runtime_state.json";
|
|
mWrapperPath = mRuntimeRoot / "shader_cache" / "active_shader_wrapper.slang";
|
|
mGeneratedGlslPath = mRuntimeRoot / "shader_cache" / "active_shader.raw.frag";
|
|
mPatchedGlslPath = mRuntimeRoot / "shader_cache" / "active_shader.frag";
|
|
|
|
std::error_code fsError;
|
|
std::filesystem::create_directories(mRuntimeRoot / "shader_cache", fsError);
|
|
return true;
|
|
}
|
|
|
|
JsonValue RuntimeHost::BuildStateValue() const
|
|
{
|
|
std::lock_guard<std::mutex> lock(mMutex);
|
|
|
|
JsonValue root = JsonValue::MakeObject();
|
|
|
|
JsonValue app = JsonValue::MakeObject();
|
|
app.set("serverPort", JsonValue(static_cast<double>(mServerPort)));
|
|
app.set("autoReload", JsonValue(mAutoReloadEnabled));
|
|
root.set("app", app);
|
|
|
|
JsonValue runtime = JsonValue::MakeObject();
|
|
runtime.set("activeShaderId", JsonValue(mActiveShaderId));
|
|
runtime.set("compileSucceeded", JsonValue(mCompileSucceeded));
|
|
runtime.set("compileMessage", JsonValue(mCompileMessage));
|
|
runtime.set("mixAmount", JsonValue(mMixAmount));
|
|
runtime.set("bypass", JsonValue(mBypass));
|
|
root.set("runtime", runtime);
|
|
|
|
JsonValue video = JsonValue::MakeObject();
|
|
video.set("hasSignal", JsonValue(mHasSignal));
|
|
video.set("width", JsonValue(static_cast<double>(mSignalWidth)));
|
|
video.set("height", JsonValue(static_cast<double>(mSignalHeight)));
|
|
video.set("modeName", JsonValue(mSignalModeName));
|
|
root.set("video", video);
|
|
|
|
JsonValue shaders = JsonValue::MakeArray();
|
|
for (const std::string& shaderId : mPackageOrder)
|
|
{
|
|
auto shaderIt = mPackagesById.find(shaderId);
|
|
if (shaderIt == mPackagesById.end())
|
|
continue;
|
|
|
|
const ShaderPackage& shaderPackage = shaderIt->second;
|
|
JsonValue shader = JsonValue::MakeObject();
|
|
shader.set("id", JsonValue(shaderPackage.id));
|
|
shader.set("name", JsonValue(shaderPackage.displayName));
|
|
shader.set("description", JsonValue(shaderPackage.description));
|
|
shader.set("category", JsonValue(shaderPackage.category));
|
|
|
|
JsonValue parameters = JsonValue::MakeArray();
|
|
auto persistedIt = mPersistentState.parameterValuesByShader.find(shaderPackage.id);
|
|
for (const ShaderParameterDefinition& definition : shaderPackage.parameters)
|
|
{
|
|
JsonValue parameter = JsonValue::MakeObject();
|
|
parameter.set("id", JsonValue(definition.id));
|
|
parameter.set("label", JsonValue(definition.label));
|
|
parameter.set("type", JsonValue(ShaderParameterTypeToString(definition.type)));
|
|
|
|
if (!definition.minNumbers.empty())
|
|
{
|
|
JsonValue minValue = JsonValue::MakeArray();
|
|
for (double number : definition.minNumbers)
|
|
minValue.pushBack(JsonValue(number));
|
|
parameter.set("min", minValue);
|
|
}
|
|
if (!definition.maxNumbers.empty())
|
|
{
|
|
JsonValue maxValue = JsonValue::MakeArray();
|
|
for (double number : definition.maxNumbers)
|
|
maxValue.pushBack(JsonValue(number));
|
|
parameter.set("max", maxValue);
|
|
}
|
|
if (!definition.stepNumbers.empty())
|
|
{
|
|
JsonValue stepValue = JsonValue::MakeArray();
|
|
for (double number : definition.stepNumbers)
|
|
stepValue.pushBack(JsonValue(number));
|
|
parameter.set("step", stepValue);
|
|
}
|
|
|
|
if (definition.type == ShaderParameterType::Enum)
|
|
{
|
|
JsonValue options = JsonValue::MakeArray();
|
|
for (const ShaderParameterOption& option : definition.enumOptions)
|
|
{
|
|
JsonValue optionValue = JsonValue::MakeObject();
|
|
optionValue.set("value", JsonValue(option.value));
|
|
optionValue.set("label", JsonValue(option.label));
|
|
options.pushBack(optionValue);
|
|
}
|
|
parameter.set("options", options);
|
|
}
|
|
|
|
ShaderParameterValue value = DefaultValueForDefinition(definition);
|
|
if (persistedIt != mPersistentState.parameterValuesByShader.end())
|
|
{
|
|
auto valueIt = persistedIt->second.find(definition.id);
|
|
if (valueIt != persistedIt->second.end())
|
|
value = valueIt->second;
|
|
}
|
|
parameter.set("value", SerializeParameterValue(definition, value));
|
|
parameters.pushBack(parameter);
|
|
}
|
|
|
|
shader.set("parameters", parameters);
|
|
shaders.pushBack(shader);
|
|
}
|
|
root.set("shaders", shaders);
|
|
|
|
return root;
|
|
}
|
|
|
|
JsonValue RuntimeHost::SerializeParameterValue(const ShaderParameterDefinition& definition, const ShaderParameterValue& value) const
|
|
{
|
|
switch (definition.type)
|
|
{
|
|
case ShaderParameterType::Boolean:
|
|
return JsonValue(value.booleanValue);
|
|
case ShaderParameterType::Enum:
|
|
return JsonValue(value.enumValue);
|
|
case ShaderParameterType::Float:
|
|
return JsonValue(value.numberValues.empty() ? 0.0 : value.numberValues.front());
|
|
case ShaderParameterType::Vec2:
|
|
case ShaderParameterType::Color:
|
|
{
|
|
JsonValue array = JsonValue::MakeArray();
|
|
for (double number : value.numberValues)
|
|
array.pushBack(JsonValue(number));
|
|
return array;
|
|
}
|
|
}
|
|
return JsonValue();
|
|
}
|