X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Fcompiler.cpp;h=a18b8e8c2c3df57e0f26c2d126719edbaced8fb5;hb=6288c42adde9ee7d39a47de51fa2856cf965dccc;hp=ca6c58057022b8b3a9f69373433c0f6c54a2e35d;hpb=b30777959d8e2ab2caf489e32f40390f60a75fcb;p=libs%2Fgl.git

diff --git a/source/glsl/compiler.cpp b/source/glsl/compiler.cpp
index ca6c5805..a18b8e8c 100644
--- a/source/glsl/compiler.cpp
+++ b/source/glsl/compiler.cpp
@@ -21,12 +21,14 @@ namespace SL {
 
 Compiler::Compiler():
 	features(Features::from_context()),
-	module(0)
+	module(0),
+	specialized(false)
 { }
 
 Compiler::Compiler(const Features &f):
 	features(f),
-	module(0)
+	module(0),
+	specialized(false)
 { }
 
 Compiler::~Compiler()
@@ -63,6 +65,12 @@ void Compiler::load_source(IO::Base &io, const string &src_name)
 	load_source(io, 0, src_name);
 }
 
+void Compiler::specialize(const map<string, int> &sv)
+{
+	specialized = true;
+	spec_values = sv;
+}
+
 void Compiler::compile(Mode mode)
 {
 	for(list<Stage>::iterator i=module->stages.begin(); i!=module->stages.end(); ++i)
@@ -213,6 +221,7 @@ void Compiler::generate(Stage &stage, Mode mode)
 	VariableResolver().apply(stage);
 	DeclarationReorderer().apply(stage);
 	FunctionResolver().apply(stage);
+	ConstantSpecializer().apply(stage, (mode==PROGRAM && specialized ? &spec_values : 0));
 	if(mode==PROGRAM)
 		LegacyConverter().apply(stage, features);
 }