sid/NazaraEngine
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Shader: First working version on both Vulkan & OpenGL (ES)

Browse Source
This commit is contained in:
Jérôme Leclercq
2021-04-12 15:38:20 +02:00
parent f93a5bbdc1
commit ea99c6a19e
42 changed files with 1803 additions and 1053 deletions
Download Patch File Download Diff File Expand all files Collapse all files

144
src/Nazara/Shader/ShaderAstCloner.cpp
View File

@@ -42,13 +42,25 @@ namespace Nz::ShaderAst
return PopStatement();
}
StatementPtr AstCloner::Clone(DeclareExternalStatement& node)
{
auto clone = std::make_unique<DeclareExternalStatement>();
clone->attributes = node.attributes;
clone->externalVars = node.externalVars;
clone->varIndex = node.varIndex;
return clone;
}
StatementPtr AstCloner::Clone(DeclareFunctionStatement& node)
{
auto clone = std::make_unique<DeclareFunctionStatement>();
clone->attributes = node.attributes;
clone->funcIndex = node.funcIndex;
clone->name = node.name;
clone->parameters = node.parameters;
clone->returnType = node.returnType;
clone->varIndex = node.varIndex;
clone->statements.reserve(node.statements.size());
for (auto& statement : node.statements)
@@ -57,15 +69,95 @@ namespace Nz::ShaderAst
return clone;
}
void AstCloner::Visit(AccessMemberExpression& node)
StatementPtr AstCloner::Clone(DeclareStructStatement& node)
{
auto clone = std::make_unique<AccessMemberExpression>();
auto clone = std::make_unique<DeclareStructStatement>();
clone->structIndex = node.structIndex;
clone->description = node.description;
return clone;
}
StatementPtr AstCloner::Clone(DeclareVariableStatement& node)
{
auto clone = std::make_unique<DeclareVariableStatement>();
clone->varIndex = node.varIndex;
clone->varName = node.varName;
clone->varType = node.varType;
clone->initialExpression = CloneExpression(node.initialExpression);
return clone;
}
ExpressionPtr AstCloner::Clone(AccessMemberIdentifierExpression& node)
{
auto clone = std::make_unique<AccessMemberIdentifierExpression>();
clone->memberIdentifiers = node.memberIdentifiers;
clone->structExpr = CloneExpression(node.structExpr);
clone->cachedExpressionType = node.cachedExpressionType;
PushExpression(std::move(clone));
return clone;
}
ExpressionPtr AstCloner::Clone(AccessMemberIndexExpression& node)
{
auto clone = std::make_unique<AccessMemberIndexExpression>();
clone->memberIndices = node.memberIndices;
clone->structExpr = CloneExpression(node.structExpr);
clone->cachedExpressionType = node.cachedExpressionType;
return clone;
}
ExpressionPtr AstCloner::Clone(CastExpression& node)
{
auto clone = std::make_unique<CastExpression>();
clone->targetType = node.targetType;
std::size_t expressionCount = 0;
for (auto& expr : node.expressions)
{
if (!expr)
break;
clone->expressions[expressionCount++] = CloneExpression(expr);
}
clone->cachedExpressionType = node.cachedExpressionType;
return clone;
}
ExpressionPtr AstCloner::Clone(IdentifierExpression& node)
{
auto clone = std::make_unique<IdentifierExpression>();
clone->identifier = node.identifier;
clone->cachedExpressionType = node.cachedExpressionType;
return clone;
}
ExpressionPtr AstCloner::Clone(VariableExpression& node)
{
auto clone = std::make_unique<VariableExpression>();
clone->variableId = node.variableId;
clone->cachedExpressionType = node.cachedExpressionType;
return clone;
}
void AstCloner::Visit(AccessMemberIdentifierExpression& node)
{
return PushExpression(Clone(node));
}
void AstCloner::Visit(AccessMemberIndexExpression& node)
{
return PushExpression(Clone(node));
}
void AstCloner::Visit(AssignExpression& node)
@@ -94,21 +186,7 @@ namespace Nz::ShaderAst
void AstCloner::Visit(CastExpression& node)
{
auto clone = std::make_unique<CastExpression>();
clone->targetType = node.targetType;
std::size_t expressionCount = 0;
for (auto& expr : node.expressions)
{
if (!expr)
break;
clone->expressions[expressionCount++] = CloneExpression(expr);
}
clone->cachedExpressionType = node.cachedExpressionType;
PushExpression(std::move(clone));
PushExpression(Clone(node));
}
void AstCloner::Visit(ConditionalExpression& node)
@@ -135,12 +213,7 @@ namespace Nz::ShaderAst
void AstCloner::Visit(IdentifierExpression& node)
{
auto clone = std::make_unique<IdentifierExpression>();
clone->identifier = node.identifier;
clone->cachedExpressionType = node.cachedExpressionType;
PushExpression(std::move(clone));
PushExpression(Clone(node));
}
void AstCloner::Visit(IntrinsicExpression& node)
@@ -169,6 +242,11 @@ namespace Nz::ShaderAst
PushExpression(std::move(clone));
}
void AstCloner::Visit(VariableExpression& node)
{
PushExpression(Clone(node));
}
void AstCloner::Visit(BranchStatement& node)
{
auto clone = std::make_unique<BranchStatement>();
@@ -197,11 +275,7 @@ namespace Nz::ShaderAst
void AstCloner::Visit(DeclareExternalStatement& node)
{
auto clone = std::make_unique<DeclareExternalStatement>();
clone->attributes = node.attributes;
clone->externalVars = node.externalVars;
PushStatement(std::move(clone));
PushStatement(Clone(node));
}
void AstCloner::Visit(DeclareFunctionStatement& node)
@@ -211,20 +285,12 @@ namespace Nz::ShaderAst
void AstCloner::Visit(DeclareStructStatement& node)
{
auto clone = std::make_unique<DeclareStructStatement>();
clone->description = node.description;
PushStatement(std::move(clone));
PushStatement(Clone(node));
}
void AstCloner::Visit(DeclareVariableStatement& node)
{
auto clone = std::make_unique<DeclareVariableStatement>();
clone->varName = node.varName;
clone->varType = node.varType;
clone->initialExpression = CloneExpression(node.initialExpression);
PushStatement(std::move(clone));
PushStatement(Clone(node));
}
void AstCloner::Visit(DiscardStatement& /*node*/)