X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fglsl%2Fbuiltin.cpp;h=217509a20b74c61e83091feda6dc856dd9a3cfcc;hp=f60d2a8a1d0736ff9d2d171b1a583fd39bedc879;hb=e2ed3de4cbbc682ff490a3b0b760b8a45260f611;hpb=70d9d2d28e5fe723c6b46894276e4c935f578e2d

diff --git a/source/glsl/builtin.cpp b/source/glsl/builtin.cpp
index f60d2a8a..217509a2 100644
--- a/source/glsl/builtin.cpp
+++ b/source/glsl/builtin.cpp
@@ -1,3 +1,4 @@
+#include <msp/core/algorithm.h>
 #include <msp/gl/resources.h>
 #include <msp/io/seekable.h>
 #include "builtin.h"
@@ -9,11 +10,16 @@ namespace Msp {
 namespace GL {
 namespace SL {
 
-void populate_types(Stage &stage)
+void add_builtin_type(Stage &stage, const string &name, BasicTypeDeclaration::Kind kind, unsigned size, unsigned sign)
 {
-	for(NodeList<Statement>::const_iterator i=stage.content.body.begin(); i!=stage.content.body.end(); ++i)
-		if(TypeDeclaration *type = dynamic_cast<TypeDeclaration *>(i->get()))
-			stage.types[type->name] = type;
+	RefPtr<BasicTypeDeclaration> type = new BasicTypeDeclaration;
+	type->source = BUILTIN_SOURCE;
+	type->name = name;
+	type->kind = kind;
+	type->size = size;
+	type->sign = sign;
+	stage.content.body.push_back(type);
+	stage.types[name] = type.get();
 }
 
 Module *get_builtins_module()
@@ -28,44 +34,23 @@ Module *get_builtins_module()
 		if(!io)
 			return 0;
 
-		Parser parser;
-		Module *module = new Module(parser.parse(*io, "<builtin>", BUILTIN_SOURCE));
-
-		NodeList<Statement> &shared_body = module->shared.content.body;
-		NodeList<Statement>::iterator insert_point = shared_body.begin();
-
-		RefPtr<BasicTypeDeclaration> type = new BasicTypeDeclaration;
-		type->source = BUILTIN_SOURCE;
-		type->name = "void";
-		type->kind = BasicTypeDeclaration::VOID;
-		shared_body.insert(insert_point, type);
-
-		type = new BasicTypeDeclaration;
-		type->source = BUILTIN_SOURCE;
-		type->name = "bool";
-		type->size = 1;
-		type->kind = BasicTypeDeclaration::BOOL;
-		shared_body.insert(insert_point, type);
-
-		type = new BasicTypeDeclaration;
-		type->source = BUILTIN_SOURCE;
-		type->name = "int";
-		type->size = 32;
-		type->kind = BasicTypeDeclaration::INT;
-		shared_body.insert(insert_point, type);
-
-		type = new BasicTypeDeclaration;
-		type->source = BUILTIN_SOURCE;
-		type->name = "float";
-		type->size = 32;
-		type->kind = BasicTypeDeclaration::FLOAT;
-		shared_body.insert(insert_point, type);
-
-		populate_types(module->shared);
-		for(list<Stage>::iterator i=module->stages.begin(); i!=module->stages.end(); ++i)
-			populate_types(*i);
-
-		builtins_module = module;
+		builtins_module = new Module;
+		add_builtin_type(builtins_module->shared, "void", BasicTypeDeclaration::VOID, 0, true);
+		add_builtin_type(builtins_module->shared, "bool", BasicTypeDeclaration::BOOL, 1, true);
+		add_builtin_type(builtins_module->shared, "int", BasicTypeDeclaration::INT, 32, true);
+		add_builtin_type(builtins_module->shared, "uint", BasicTypeDeclaration::INT, 32, false);
+		add_builtin_type(builtins_module->shared, "float", BasicTypeDeclaration::FLOAT, 32, true);
+
+		try
+		{
+			Parser parser(0);
+			parser.parse(*builtins_module, *io, "<builtin>", BUILTIN_SOURCE);
+		}
+		catch(...)
+		{
+			builtins_module = 0;
+			throw;
+		}
 	}
 	return builtins_module.get();
 }
@@ -78,10 +63,8 @@ const Stage *get_builtins(Stage::Type type)
 
 	if(type==Stage::SHARED)
 		return &module->shared;
-	for(list<Stage>::iterator i=module->stages.begin(); i!=module->stages.end(); ++i)
-		if(i->type==type)
-			return &*i;
-	return 0;
+	auto i = find_member(module->stages, type, &Stage::type);
+	return (i!=module->stages.end() ? &*i : 0);
 }
 
 } // namespace SL