X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Frenderable.h;h=80fe172eb7435b44f147d4324294b6c72b5d5fd2;hp=e90ab0243ee140173256ee3f2a6a1ba904fce7cc;hb=HEAD;hpb=d386eadfd08b556ecb05627a7ceca14652e8b1e5 diff --git a/source/renderable.h b/source/renderable.h deleted file mode 100644 index e90ab024..00000000 --- a/source/renderable.h +++ /dev/null @@ -1,61 +0,0 @@ -#ifndef MSP_GL_RENDERABLE_H_ -#define MSP_GL_RENDERABLE_H_ - -#include -#include -#include "tag.h" - -namespace Msp { -namespace GL { - -class Matrix; -class Renderer; - -/** -Base class for renderable objects. Rendering is performed with the help of a -Renderer object. - -The render methods take a Tag to identify a render pass. It is most commonly -used together with Techniques and Pipelines to implement multipass rendering. - -The setup_frame and finish_frame methods provide a mechanism for performing -once-per-frame operations. This is most useful for effects, which may need to -do auxiliary rendering. With complex rendering hierarchies, these methods may -be called multiple times for one frame, but it's guaranteed that no rendering -will occur before a setup_frame call or after a finish_frame call. -*/ -class Renderable -{ -protected: - Renderable() { } -public: - virtual ~Renderable() { } - - /** Returns a key used for grouping Renderables in an InstanceScene. The - returned value is treated as opaque. */ - virtual long get_instance_key() const { return 0; } - - /** Returns the model matrix of the Renderable. Null is returned if no such - matrix exists. */ - virtual const Matrix *get_matrix() const { return 0; } - - /** Returns a bounding sphere that completely encloses the Renderable. The - bounding sphere is expressed in the renderable's coordinates. Null is - returned if the bounding sphere cannot be determined. */ - virtual const Geometry::BoundingSphere *get_bounding_sphere() const { return 0; } - - /** Called when starting to render a new frame. */ - virtual void setup_frame(Renderer &) { } - - /** Called when a complete frame has been rendered. */ - virtual void finish_frame() { } - - /** Renders the Renderable. Implementors should take care to return the - renderer to the state it was in, for example by using Renderer::Push. */ - virtual void render(Renderer &, const Tag & = Tag()) const = 0; -}; - -} // namespace Msp -} // namespace GL - -#endif