Make EnvironmentMap's pixel format configurable

[libs/gl.git] / source / effects / environmentmap.h

diff --git a/source/effects/environmentmap.h b/source/effects/environmentmap.h
index db97d1d80040a3c9749129e076789ef8c9efc9fd..68bce7de51b0879f593091fcbd63999d6cc2cf47 100644 (file)
--- a/source/effects/environmentmap.h
+++ b/source/effects/environmentmap.h
@@ -19,21 +19,26 @@ class Resources;
 Creates a cube map texture of the surroundings of the renderable.  This texture
 can then be used to implement effects such as reflections or refractions.
 
 Creates a cube map texture of the surroundings of the renderable.  This texture
 can then be used to implement effects such as reflections or refractions.
 

-If the EnvironmentMap is used in a Pipeline, it's worth noting that the cube
+If the EnvironmentMap is used in a Sequence, it's worth noting that the cube

 map will be prepared outside of any rendering pass.  It's recommended to use
 map will be prepared outside of any rendering pass.  It's recommended to use

-another Pipeline to define which passes should be used to render the
+another Sequence to define which passes should be used to render the

 environment.
 */
 class EnvironmentMap: public Effect
 {
 private:
 environment.
 */
 class EnvironmentMap: public Effect
 {
 private:

+       struct Face
+       {
+               Framebuffer fbo;
+               Camera camera;
+       };
+

        unsigned size;
        Renderable &environment;
        TextureCube env_tex;
        Renderbuffer depth_buf;
        unsigned size;
        Renderable &environment;
        TextureCube env_tex;
        Renderbuffer depth_buf;

-       Framebuffer fbo[6];
+       Face faces[6];

        const Sampler &sampler;
        const Sampler &sampler;

-       Camera camera;

        mutable ProgramData shdata;
        bool rendered;
        unsigned update_interval;
        mutable ProgramData shdata;
        bool rendered;
        unsigned update_interval;


@@ -41,15 +46,24 @@ private:
 
 public:
        EnvironmentMap(Resources &, unsigned size, Renderable &rend, Renderable &env);
 
 public:
        EnvironmentMap(Resources &, unsigned size, Renderable &rend, Renderable &env);

+       EnvironmentMap(Resources &, unsigned size, PixelFormat, Renderable &rend, Renderable &env);
+private:
+       void init(unsigned, PixelFormat, unsigned);

 
 

+public:

        void set_depth_clip(float, float);
        void set_depth_clip(float, float);

+
+       /** Sets the interval in frames between environment map updates.  A value of
+       0 means an update is only done when manually requested. */

        void set_update_interval(unsigned);
        void set_update_interval(unsigned);

+
+       /** Request that the environment map is updated on the next frame. */

        void queue_update();
 
        virtual void setup_frame(Renderer &);
        virtual void finish_frame();
 
        void queue_update();
 
        virtual void setup_frame(Renderer &);
        virtual void finish_frame();
 

-       virtual void render(Renderer &, const Tag & = Tag()) const;
+       virtual void render(Renderer &, Tag = Tag()) const;

 };
 
 } // namespace GL
 };
 
 } // namespace GL