Route rendering calls through Renderer and add an exclusion system

[libs/gl.git] / source / renderer.h

diff --git a/source/renderer.h b/source/renderer.h
index 6115a7feeae33deadf6bb327f2d83703cd6f2d87..91d20674a2c5a476a390c9d63c9ab9404adb93ec 100644 (file)
--- a/source/renderer.h
+++ b/source/renderer.h
@@ -1,8 +1,10 @@
 #ifndef MSP_GL_RENDERER_H_
 #define MSP_GL_RENDERER_H_
 
+#include <set>
 #include <vector>
 #include "matrix.h"
+#include "tag.h"
 
 namespace Msp {
 namespace GL {
@@ -13,6 +15,7 @@ class Camera;
 class Material;
 class Program;
 class ProgramData;
+class Renderable;
 class Texture;
 class Texturing;
 class VertexArray;
@@ -45,6 +48,17 @@ public:
                ~Push() { renderer.pop_state(); }
        };
 
+       class Exclude
+       {
+       private:
+               Renderer &renderer;
+               const Renderable &renderable;
+
+       public:
+               Exclude(Renderer &r, const Renderable &e): renderer(r), renderable(e) { renderer.exclude(renderable); }
+               ~Exclude() { renderer.include(renderable); }
+       };
+
 private:
        struct State
        {
@@ -79,6 +93,7 @@ private:
        const VertexArray *vertex_array;
        bool vertex_array_changed;
        const Buffer *element_buffer;
+       std::set<const Renderable *> excluded;
 
 public:
        Renderer(const Camera *);
@@ -117,6 +132,10 @@ public:
        Renderer. */
        void escape();
 
+       void exclude(const Renderable &);
+       void include(const Renderable &);
+
+       void render(const Renderable &, const Tag & = Tag());
        void draw(const Batch &);
 
 private: