46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
// Copyright (C) 2020 Jérôme Leclercq
|
|
// This file is part of the "Nazara Engine - Shader generator"
|
|
// For conditions of distribution and use, see copyright notice in Config.hpp
|
|
|
|
#include <Nazara/Shader/ShaderAstCache.hpp>
|
|
#include <Nazara/Shader/Debug.hpp>
|
|
|
|
namespace Nz::ShaderAst
|
|
{
|
|
inline void AstCache::Clear()
|
|
{
|
|
entryFunctions.fill(nullptr);
|
|
nodeExpressionType.clear();
|
|
scopeIdByNode.clear();
|
|
scopes.clear();
|
|
}
|
|
|
|
inline auto AstCache::FindIdentifier(std::size_t startingScopeId, const std::string& identifierName) const -> const Identifier*
|
|
{
|
|
assert(startingScopeId < scopes.size());
|
|
|
|
std::optional<std::size_t> scopeId = startingScopeId;
|
|
do
|
|
{
|
|
const auto& scope = scopes[*scopeId];
|
|
auto it = std::find_if(scope.identifiers.rbegin(), scope.identifiers.rend(), [&](const auto& identifier) { return identifier.name == identifierName; });
|
|
if (it != scope.identifiers.rend())
|
|
return &*it;
|
|
|
|
scopeId = scope.parentScopeIndex;
|
|
} while (scopeId);
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
inline std::size_t AstCache::GetScopeId(const Node* node) const
|
|
{
|
|
auto it = scopeIdByNode.find(node);
|
|
assert(it != scopeIdByNode.end());
|
|
|
|
return it->second;
|
|
}
|
|
}
|
|
|
|
#include <Nazara/Shader/DebugOff.hpp>
|