JumpFlooding.h

#ifndef _JUMPFLOODING_H_
#define _JUMPFLOODING_H_

#include "Framebuffer.h"
#include "Mesh.h"
#include "Shader.h"

class JumpFlooding
{
public:
    static void init();

    static void createDistanceTransformBuffers(Framebuffer& fbo1, Framebuffer& fbo2, int width, int height);

    static Framebuffer* applyDistanceTransform(Framebuffer* src, Framebuffer* dst);

    static void beginMeshWriting(Framebuffer* src, Framebuffer* dst);
    static void endMeshWriting();

    static Shader* getMeshShader();

private:
    static Mesh _screenQuad;
    static Shader _jumpFloodingShader;
    static Shader _jumpFloodResultShader;
    static Shader _jumpFloodingMeshShader;
    static bool _initialized;
};

#endif