Redesign loading of GLSL sources

[libs/gl.git] / source / glsl / parser.cpp

diff --git a/source/glsl/parser.cpp b/source/glsl/parser.cpp
index 9e1f1913491cf98800352d25619557a3e120bfdc..cbfa593ac590671b04f077f4bd2e44136f1312c7 100644 (file)
--- a/source/glsl/parser.cpp
+++ b/source/glsl/parser.cpp
@@ -4,6 +4,7 @@
 #include <msp/strings/utils.h>
 #include "builtin.h"
 #include "glsl_error.h"
+#include "modulecache.h"
 #include "parser.h"
 
 #undef interface
@@ -14,7 +15,8 @@ namespace Msp {
 namespace GL {
 namespace SL {
 
-Parser::Parser():
+Parser::Parser(ModuleCache *s):
+       mod_cache(s),
        preprocessor(tokenizer),
        module(0)
 {
@@ -25,20 +27,16 @@ Parser::Parser():
        preprocessor.signal_line.connect(sigc::mem_fun(this, &Parser::line_change));
 }
 
-Parser::~Parser()
-{
-       delete module;
-}
-
-Module &Parser::parse(const string &s, const string &n, int i)
+void Parser::parse(Module &m, const string &s, const string &n, int i)
 {
+       SetForScope<Module *> set_module(module, &m);
        source = s;
        parse_source(n, i);
-       return *module;
 }
 
-Module &Parser::parse(IO::Base &io, const string &n, int i)
+void Parser::parse(Module &m, IO::Base &io, const string &n, int i)
 {
+       SetForScope<Module *> set_module(module, &m);
        source = string();
        while(!io.eof())
        {
@@ -47,14 +45,10 @@ Module &Parser::parse(IO::Base &io, const string &n, int i)
                source.append(buffer, len);
        }
        parse_source(n, i);
-       return *module;
 }
 
 void Parser::parse_source(const string &name, int index)
 {
-       delete module;
-       module = new Module;
-
        cur_stage = &module->shared;
        base_index = index;
        source_index = index;
@@ -72,6 +66,7 @@ void Parser::parse_source(const string &name, int index)
                declared_types.insert("void");
                declared_types.insert("bool");
                declared_types.insert("int");
+               declared_types.insert("uint");
                declared_types.insert("float");
        }
 
@@ -268,11 +263,19 @@ RefPtr<Statement> Parser::parse_global_declaration()
                if(is_interface_qualifier(token) && tokenizer.peek_token(1)==";")
                {
                        RefPtr<InterfaceLayout> iface_lo = create_node<InterfaceLayout>();
+                       iface_lo->layout.source = layout->source;
+                       iface_lo->layout.line = layout->line;
                        iface_lo->layout.qualifiers = layout->qualifiers;
                        iface_lo->interface = tokenizer.parse_token();
                        tokenizer.expect(";");
                        return iface_lo;
                }
+               else if(is_interface_qualifier(token) && tokenizer.peek_token(2)=="{")
+               {
+                       RefPtr<InterfaceBlock> iface = parse_interface_block();
+                       iface->layout = layout;
+                       return iface;
+               }
                else
                {
                        RefPtr<VariableDeclaration> var = parse_variable_declaration();
@@ -389,9 +392,8 @@ RefPtr<Layout> Parser::parse_layout()
                if(token==")")
                        throw parse_error(tokenizer.get_location(), token, "a layout qualifier name");
 
-               layout->qualifiers.push_back(Layout::Qualifier());
+               layout->qualifiers.push_back(token);
                Layout::Qualifier &qual = layout->qualifiers.back();
-               qual.name = token;
 
                if((qual.has_value = check("=")))
                {
@@ -529,10 +531,14 @@ RefPtr<Literal> Parser::parse_literal()
        if(isdigit(literal->token[0]))
        {
                // TODO have the tokenizer return the type of the token
-               if(isnumrc(literal->token))
-                       literal->value = lexical_cast<int>(literal->token);
-               else
+               if(literal->token.back()=='u')
+                       literal->value = lexical_cast<unsigned>(literal->token.substr(0, literal->token.size()-1));
+               else if(literal->token.back()=='f')
+                       literal->value = lexical_cast<float>(literal->token.substr(0, literal->token.size()-1));
+               else if(literal->token.find('.')!=string::npos)
                        literal->value = lexical_cast<float>(literal->token);
+               else
+                       literal->value = lexical_cast<int>(literal->token);
        }
        else if(literal->token=="true" || literal->token=="false")
                literal->value = (literal->token=="true");