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Shader/EliminateUnusedPassVisitor: Handle alias declarations

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This commit is contained in:
SirLynix
2022-04-04 19:23:20 +02:00
parent 68d2dfcae6
commit 7f15c66f16
2 changed files with 23 additions and 6 deletions
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23
src/Nazara/Shader/Ast/EliminateUnusedPassVisitor.cpp
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@@ -36,6 +36,15 @@ namespace Nz::ShaderAst
return Clone(statement);
}
StatementPtr EliminateUnusedPassVisitor::Clone(DeclareAliasStatement& node)
{
assert(node.aliasIndex);
if (!IsAliasUsed(*node.aliasIndex))
return ShaderBuilder::NoOp();
return AstCloner::Clone(node);
}
StatementPtr EliminateUnusedPassVisitor::Clone(DeclareExternalStatement& node)
{
bool isUsed = false;
@@ -99,16 +108,22 @@ namespace Nz::ShaderAst
return AstCloner::Clone(node);
}
bool EliminateUnusedPassVisitor::IsFunctionUsed(std::size_t varIndex) const
bool EliminateUnusedPassVisitor::IsAliasUsed(std::size_t aliasIndex) const
{
assert(m_context);
return m_context->usageSet.usedFunctions.UnboundedTest(varIndex);
return m_context->usageSet.usedAliases.UnboundedTest(aliasIndex);
}
bool EliminateUnusedPassVisitor::IsStructUsed(std::size_t varIndex) const
bool EliminateUnusedPassVisitor::IsFunctionUsed(std::size_t funcIndex) const
{
assert(m_context);
return m_context->usageSet.usedStructs.UnboundedTest(varIndex);
return m_context->usageSet.usedFunctions.UnboundedTest(funcIndex);
}
bool EliminateUnusedPassVisitor::IsStructUsed(std::size_t structIndex) const
{
assert(m_context);
return m_context->usageSet.usedStructs.UnboundedTest(structIndex);
}
bool EliminateUnusedPassVisitor::IsVariableUsed(std::size_t varIndex) const