#include <set>
#include <string>
#include <vector>
+#include <cstdint>
#include <msp/core/refptr.h>
+#include <msp/core/variant.h>
#include "features.h"
#include "glsl_error.h"
#include "sourcemap.h"
NO_OPERATOR,
BINARY,
PREFIX,
- POSTFIX
+ POSTFIX,
+ TERNARY
};
enum Associativity
};
char token[4];
- unsigned precedence;
+ char token2[2];
+ std::uint8_t precedence;
Type type;
Associativity assoc;
enum
{
+ INTERNAL_SOURCE = -2,
BUILTIN_SOURCE = -1,
GENERATED_SOURCE = 0
};
public:
NodeContainer() { }
NodeContainer(const NodeContainer &);
+
+ void push_back_nocopy(const typename C::value_type &v)
+ { C::push_back(0); C::back() = v; }
};
template<typename T>
class NodeArray: public NodeContainer<std::vector<RefPtr<T> > >
{ };
-struct StructDeclaration;
+struct TypeDeclaration;
struct VariableDeclaration;
struct InterfaceBlock;
struct FunctionDeclaration;
{
const Operator *oper;
+ TypeDeclaration *type;
+ bool lvalue;
+
Expression();
virtual Expression *clone() const = 0;
struct Literal: Expression
{
std::string token;
+ Variant value;
virtual Literal *clone() const { return new Literal(*this); }
virtual void visit(NodeVisitor &);
};
-struct ParenthesizedExpression: Expression
-{
- NodePtr<Expression> expression;
-
- virtual ParenthesizedExpression *clone() const { return new ParenthesizedExpression(*this); }
- virtual void visit(NodeVisitor &);
-};
-
struct VariableReference: Expression
{
std::string name;
std::string member;
VariableDeclaration *declaration;
+ int index;
MemberAccess();
MemberAccess(const MemberAccess &);
virtual void visit(NodeVisitor &);
};
+struct Swizzle: Expression
+{
+ NodePtr<Expression> left;
+ std::string component_group;
+ unsigned count;
+ std::uint8_t components[4];
+
+ Swizzle();
+
+ virtual Swizzle *clone() const { return new Swizzle(*this); }
+ virtual void visit(NodeVisitor &);
+};
+
struct UnaryExpression: Expression
{
NodePtr<Expression> expression;
struct Assignment: BinaryExpression
{
+ struct Target
+ {
+ enum ChainType
+ {
+ MEMBER = 0x40,
+ SWIZZLE = 0x80,
+ ARRAY = 0xC0
+ };
+
+ Statement *declaration;
+ std::uint8_t chain_len;
+ std::uint8_t chain[7];
+
+ Target(Statement * = 0);
+
+ bool operator<(const Target &) const;
+ };
+
bool self_referencing;
- VariableDeclaration *target_declaration;
+ Target target;
Assignment();
Assignment(const Assignment &);
virtual void visit(NodeVisitor &);
};
+struct TernaryExpression: Expression
+{
+ NodePtr<Expression> condition;
+ NodePtr<Expression> true_expr;
+ NodePtr<Expression> false_expr;
+
+ virtual TernaryExpression *clone() const { return new TernaryExpression(*this); }
+ virtual void visit(NodeVisitor &);
+};
+
struct FunctionCall: Expression
{
std::string name;
std::string name;
bool has_value;
int value;
+
+ Qualifier(const std::string &n = std::string()): name(n), has_value(false), value(0) { }
+ Qualifier(const std::string &n, int v): name(n), has_value(true), value(v) { }
};
std::vector<Qualifier> qualifiers;
virtual void visit(NodeVisitor &);
};
-struct StructDeclaration: Statement
+struct TypeDeclaration: Statement
{
std::string name;
+
+ virtual TypeDeclaration *clone() const = 0;
+};
+
+struct BasicTypeDeclaration: TypeDeclaration
+{
+ enum Kind
+ {
+ ALIAS,
+ VOID,
+ BOOL,
+ INT,
+ FLOAT,
+ VECTOR,
+ MATRIX,
+ ARRAY
+ };
+
+ Kind kind;
+ unsigned size;
+ bool sign;
+ std::string base;
+
+ TypeDeclaration *base_type;
+
+ BasicTypeDeclaration();
+ BasicTypeDeclaration(const BasicTypeDeclaration &);
+
+ virtual BasicTypeDeclaration *clone() const { return new BasicTypeDeclaration(*this); }
+ virtual void visit(NodeVisitor &);
+};
+
+struct ImageTypeDeclaration: TypeDeclaration
+{
+ enum Dimensions
+ {
+ ONE = 1,
+ TWO,
+ THREE,
+ CUBE
+ };
+
+ Dimensions dimensions;
+ bool array;
+ bool sampled;
+ bool shadow;
+ std::string base;
+
+ TypeDeclaration *base_type;
+
+ ImageTypeDeclaration();
+
+ virtual ImageTypeDeclaration *clone() const { return new ImageTypeDeclaration(*this); }
+ virtual void visit(NodeVisitor &);
+};
+
+struct StructDeclaration: TypeDeclaration
+{
Block members;
+ InterfaceBlock *interface_block;
+
StructDeclaration();
+ StructDeclaration(const StructDeclaration &);
+ ~StructDeclaration();
virtual StructDeclaration *clone() const { return new StructDeclaration(*this); }
virtual void visit(NodeVisitor &);
NodePtr<Expression> array_size;
NodePtr<Expression> init_expression;
- StructDeclaration *type_declaration;
+ TypeDeclaration *type_declaration;
VariableDeclaration *linked_declaration;
VariableDeclaration();
struct InterfaceBlock: Statement
{
+ NodePtr<Layout> layout;
std::string interface;
- std::string name;
- Block members;
+ std::string block_name;
+ NodePtr<Block> members;
std::string instance_name;
bool array;
+ /* An interface block's ultimate base type is always a struct. The
+ immediate type may be either that same struct or an array of it. */
+ TypeDeclaration *type_declaration;
+ StructDeclaration *struct_declaration;
InterfaceBlock *linked_block;
InterfaceBlock();
std::string return_type;
std::string name;
NodeArray<VariableDeclaration> parameters;
+ bool virtua;
+ bool overrd;
Block body;
+ std::string signature;
FunctionDeclaration *definition;
+ TypeDeclaration *return_type_declaration;
FunctionDeclaration();
FunctionDeclaration(const FunctionDeclaration &);
Type type;
Stage *previous;
Block content;
- std::map<std::string, StructDeclaration *> types;
+ std::map<std::string, TypeDeclaration *> types;
std::map<std::string, InterfaceBlock *> interface_blocks;
std::map<std::string, FunctionDeclaration *> functions;
std::map<std::string, unsigned> locations;
+ std::map<std::string, unsigned> texture_bindings;
+ std::map<std::string, unsigned> uniform_block_bindings;
Features required_features;
std::vector<Diagnostic> diagnostics;
Module();
};
+std::string get_unused_variable_name(const Block &, const std::string &);
+
+int get_layout_value(const Layout &, const std::string &, int = -1);
+void add_to_chain(Assignment::Target &, Assignment::Target::ChainType, unsigned);
+
} // namespace SL
} // namespace GL
} // namespace Msp