Support limiting renderables in Pipeline to specific passes

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

diff --git a/source/pipeline.cpp b/source/pipeline.cpp
index 517037a0029785198fd724c44e5c92943f11ee82..f05d15b8271fe0ce9f216b62258f50d10758f231 100644 (file)
--- a/source/pipeline.cpp
+++ b/source/pipeline.cpp
@@ -72,7 +72,37 @@ const PipelinePass &Pipeline::get_pass(const Tag &tag) const
 
 void Pipeline::add_renderable(const Renderable &r)
 {
+       for(vector<Slot>::iterator i=renderables.begin(); i!=renderables.end(); ++i)
+               if(i->renderable==&r)
+               {
+                       i->passes.clear();
+                       return;
+               }
+
+       renderables.push_back(&r);
+}
+
+void Pipeline::add_renderable_for_pass(const Renderable &r, const Tag &tag)
+{
+       for(vector<Slot>::iterator i=renderables.begin(); i!=renderables.end(); ++i)
+               if(i->renderable==&r)
+               {
+                       i->passes.insert(tag);
+                       return;
+               }
+
        renderables.push_back(&r);
+       renderables.back().passes.insert(tag);
+}
+
+void Pipeline::remove_renderable(const Renderable &r)
+{
+       for(vector<Slot>::iterator i=renderables.begin(); i!=renderables.end(); ++i)
+               if(i->renderable==&r)
+               {
+                       renderables.erase(i);
+                       return;
+               }
 }
 
 void Pipeline::add_effect(Effect &e)
@@ -109,8 +139,9 @@ void Pipeline::render(const Tag &tag) const
        for(vector<Effect *>::const_iterator i=pass.effects.begin(); i!=pass.effects.end(); ++i)
                (*i)->prepare();
 
-       for(vector<const Renderable *>::const_iterator i=renderables.begin(); i!=renderables.end(); ++i)
-               (*i)->render(tag);
+       for(vector<Slot>::const_iterator i=renderables.begin(); i!=renderables.end(); ++i)
+               if(i->passes.empty() || i->passes.count(tag))
+                       i->renderable->render(tag);
 
        for(vector<Effect *>::const_iterator i=pass.effects.end(); i!=pass.effects.begin();)
                (*--i)->cleanup();
@@ -144,5 +175,10 @@ void Pipeline::render_all() const
                (*i)->render(*color_buf);
 }
 
+
+Pipeline::Slot::Slot(const Renderable *r):
+       renderable(r)
+{ }
+
 } // namespace GL
 } // namespace Msp