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Shader: Add support for exp intrinsic

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This commit is contained in:
Jérôme Leclercq
2021-12-05 17:02:46 +01:00
parent 7e4a058d41
commit 0aec863300
6 changed files with 39 additions and 13 deletions
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18
src/Nazara/Shader/Ast/SanitizeVisitor.cpp
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@@ -68,6 +68,7 @@ namespace Nz::ShaderAst
{
RegisterIntrinsic("cross", IntrinsicType::CrossProduct);
RegisterIntrinsic("dot", IntrinsicType::DotProduct);
RegisterIntrinsic("exp", IntrinsicType::Exp);
RegisterIntrinsic("length", IntrinsicType::Length);
RegisterIntrinsic("max", IntrinsicType::Max);
RegisterIntrinsic("min", IntrinsicType::Min);
@@ -1389,15 +1390,21 @@ namespace Nz::ShaderAst
break;
}
case IntrinsicType::Exp:
{
if (node.parameters.size() != 1)
throw AstError{ "Expected only one parameters" };
MandatoryExpr(node.parameters.front());
break;
}
case IntrinsicType::Length:
{
if (node.parameters.size() != 1)
throw AstError{ "Expected only one parameters" };
for (auto& param : node.parameters)
MandatoryExpr(param);
const ExpressionType& type = GetExpressionType(*node.parameters.front());
const ExpressionType& type = GetExpressionType(MandatoryExpr(node.parameters.front()));
if (!IsVectorType(type))
throw AstError{ "Expected a vector" };
@@ -1438,7 +1445,7 @@ namespace Nz::ShaderAst
case IntrinsicType::DotProduct:
case IntrinsicType::Length:
{
ExpressionType type = GetExpressionType(*node.parameters.front());
const ExpressionType& type = GetExpressionType(*node.parameters.front());
if (!IsVectorType(type))
throw AstError{ "DotProduct expects vector types" };
@@ -1461,6 +1468,7 @@ namespace Nz::ShaderAst
break;
}
case IntrinsicType::Exp:
case IntrinsicType::Pow:
{
const ExpressionType& type = GetExpressionType(*node.parameters.front());