X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fcore%2Fprogram.cpp;h=9ef5d6d7eebbf4eef2173b0b33abaec28379c37e;hb=0912a8d73043961ab7a4d66cd2fbb13187483ffd;hp=2a34feb32706c161c602a151c7217d47955aa4d2;hpb=6288c42adde9ee7d39a47de51fa2856cf965dccc;p=libs%2Fgl.git

diff --git a/source/core/program.cpp b/source/core/program.cpp
index 2a34feb3..9ef5d6d7 100644
--- a/source/core/program.cpp
+++ b/source/core/program.cpp
@@ -55,6 +55,13 @@ Program::Program(const string &vert, const string &frag)
 	link();
 }
 
+Program::Program(const Module &mod, const map<string, int> &spec_values)
+{
+	init();
+	add_stages(mod, spec_values);
+	link();
+}
+
 void Program::init()
 {
 	static Require _req(ARB_shader_objects);
@@ -71,12 +78,13 @@ Program::~Program()
 	glDeleteProgram(id);
 }
 
-void Program::add_stages(const Module &mod)
+void Program::add_stages(const Module &mod, const map<string, int> &spec_values)
 {
 	module = &mod;
 
 	SL::Compiler compiler;
 	compiler.set_source(module->get_prepared_source(), "<module>");
+	compiler.specialize(spec_values);
 	compiler.compile(SL::Compiler::PROGRAM);
 
 	vector<SL::Stage::Type> stages = compiler.get_stages();
@@ -479,7 +487,10 @@ void Program::Loader::finish()
 
 void Program::Loader::module(const string &n)
 {
-	obj.add_stages(get_collection().get<Module>(n));
+	map<string, int> spec_values;
+	SpecializationLoader ldr(spec_values);
+	load_sub_with(ldr);
+	obj.add_stages(get_collection().get<Module>(n), spec_values);
 }
 
 #pragma GCC diagnostic push
@@ -505,5 +516,30 @@ void Program::Loader::vertex_shader(const string &src)
 }
 #pragma GCC diagnostic pop
 
+
+DataFile::Loader::ActionMap Program::SpecializationLoader::shared_actions;
+
+Program::SpecializationLoader::SpecializationLoader(map<string, int> &sv):
+	spec_values(sv)
+{
+	set_actions(shared_actions);
+}
+
+void Program::SpecializationLoader::init_actions()
+{
+	add("specialize", &SpecializationLoader::specialize_bool);
+	add("specialize", &SpecializationLoader::specialize_int);
+}
+
+void Program::SpecializationLoader::specialize_bool(const string &name, bool value)
+{
+	spec_values[name] = value;
+}
+
+void Program::SpecializationLoader::specialize_int(const string &name, int value)
+{
+	spec_values[name] = value;
+}
+
 } // namespace GL
 } // namespace Msp