Support named postprocessor slots in pipeline templates

[libs/gl.git] / source / pipelinetemplate.cpp

diff --git a/source/pipelinetemplate.cpp b/source/pipelinetemplate.cpp
index f9344d3e3f8e9912b8c9358f653bc9d9bab33b00..14f6e2c024eed34fc123112161b15465e3f60cb5 100644 (file)
--- a/source/pipelinetemplate.cpp
+++ b/source/pipelinetemplate.cpp
@@ -22,7 +22,22 @@ PipelineTemplate::PipelineTemplate():
 PipelineTemplate::~PipelineTemplate()
 {
        for(PostProcessorArray::iterator i=postprocessors.begin(); i!=postprocessors.end(); ++i)
-               delete *i;
+               delete i->postprocessor_template;
+}
+
+
+PipelineTemplate::PostProcessorRegistry &PipelineTemplate::get_postprocessor_registry()
+{
+       static PostProcessorRegistry registry;
+       static bool initialized = false;
+       if(!initialized)
+       {
+               registry.register_type<AmbientOcclusion>("ambient_occlusion");
+               registry.register_type<Bloom>("bloom");
+               registry.register_type<ColorCurve>("colorcurve");
+               initialized = true;
+       }
+       return registry;
 }
 
 
@@ -30,6 +45,17 @@ PipelineTemplate::Pass::~Pass()
 { }
 
 
+PipelineTemplate::PostProcessor::PostProcessor(GL::PostProcessor::Template *ppt):
+       postprocessor_template(ppt)
+{ }
+
+
+PipelineTemplate::PostProcLoader::PostProcLoader()
+{
+       get_postprocessor_registry().add_all(*this);
+}
+
+
 PipelineTemplate::Loader::Loader(PipelineTemplate &t):
        DataFile::CollectionObjectLoader<PipelineTemplate>(t, 0)
 {
@@ -44,13 +70,16 @@ PipelineTemplate::Loader::Loader(PipelineTemplate &t, Collection &c):
 
 void PipelineTemplate::Loader::init()
 {
-       add("ambient_occlusion", &Loader::postprocessor<AmbientOcclusion>);
-       add("bloom", &Loader::postprocessor<Bloom>);
-       add("colorcurve", &Loader::postprocessor<ColorCurve>);
        add("hdr", &PipelineTemplate::hdr);
        add("multisample", &Loader::multisample);
        add("multisample", &Loader::multisample_range);
        add("pass", &Loader::pass);
+       add("postprocessor", &Loader::postprocessor);
+}
+
+void PipelineTemplate::Loader::postprocessor_loaded()
+{
+       obj.postprocessors.push_back(get_postprocessor_template());
 }
 
 void PipelineTemplate::Loader::multisample(unsigned samples)
@@ -78,12 +107,14 @@ void PipelineTemplate::Loader::pass(const string &tag, const string &rend)
        obj.passes.push_back(pss);
 }
 
-template<typename T>
-void PipelineTemplate::Loader::postprocessor()
+void PipelineTemplate::Loader::postprocessor(const std::string &slot)
 {
-       RefPtr<typename T::Template> postproc = new typename T::Template;
-       load_sub(*postproc);
-       obj.postprocessors.push_back(postproc.release());
+       PostProcLoader ldr;
+       load_sub_with(ldr);
+       PostProcessor pp;
+       pp.postprocessor_template = ldr.get_postprocessor_template();
+       pp.slot_name = slot;
+       obj.postprocessors.push_back(pp);
 }
 
 
@@ -111,17 +142,17 @@ void PipelineTemplate::Pass::Loader::init()
 
 void PipelineTemplate::Pass::Loader::blend_predefined(const string &name)
 {
-       const Blend *blend = 0;
+       const Blend *bln = 0;
        if(name=="alpha")
-               blend = &Blend::alpha();
+               bln = &Blend::alpha();
        else if(name=="additive")
-               blend = &Blend::additive();
+               bln = &Blend::additive();
        else if(name=="additive_alpha")
-               blend = &Blend::additive_alpha();
+               bln = &Blend::additive_alpha();
        else
                throw key_error(name);
 
-       obj.blend = blend;
+       obj.blend = bln;
        obj.blend.keep();
 }