#pragma once
#include "renderer.h"
#include "Object3d.h"
#include "RenderPass.h"
#include "Vector.h"
#include <algorithm>
#include "Sprite.h"

class SharedResourceTexture;

class ParticleRenderer :
	public Renderer
{
public:
	ParticleRenderer(void);
	~ParticleRenderer(void);

	virtual void init();
	virtual void render();

	virtual void OnLostDevice( void* pUserContext );
	virtual void OnDestroyDevice( void* pUserContext );
	virtual HRESULT OnResetDevice( IDirect3DDevice9* pd3dDevice, const D3DSURFACE_DESC* pBackBufferSurfaceDesc, void* pUserContext );

	virtual bool isLowerThan(Renderer* renderer);

	struct spriteSortFunction {
		Vector cameraPos;

		spriteSortFunction(Vector _cameraPos) {
			cameraPos = _cameraPos;
		}

		
		bool operator()(Sprite* &s1, Sprite* &s2) {
			return s1->camDistance > s2->camDistance;
		}
	};

	bool needHeatHazePass();
	void renderHeatHaze();
	virtual bool needsExtraPass();
	void renderSingleParticle();

	void setRenderSingleParticle(bool _singleParticle);
protected:

	bool singleParticle;
	IDirect3DTexture9* depthTexture;
	LPDIRECT3DSURFACE9 depthSurface;
	SharedResourceTexture* sr;
	ID3DXEffect* ParticleEffect;

	float nearPlane;
	float farPlane;

	Vector cameraPos;
};