BlitzNext/Runtime/blitz3d/model.hpp

#pragma once
#include "brush.hpp"
#include "object.hpp"
#include "rendercontext.hpp"
#include "gxmesh.hpp"

class Sprite;
class Terrain;
class PlaneModel;
class Q3BSPModel;

class Model : public Object {
	public:
	enum { RENDER_SPACE_LOCAL = 0, RENDER_SPACE_WORLD = 1 };
	enum {
		COLLISION_GEOMETRY_DEFAULT = 0,
		COLLISION_GEOMETRY_TRIS    = 1,
		COLLISION_GEOMETRY_BOX     = 2,
		COLLISION_GEOMETRY_SPHERE  = 3
	};
	enum { QUEUE_OPAQUE = 0, QUEUE_TRANSPARENT = 1 };

	Model();
	Model(const Model& m);

	//Entity interface
	Model* getModel()
	{
		return this;
	}

	//Object interface
	void capture();
	bool beginRender(float tween);

	//Model interface
	virtual void setRenderBrush(const Brush& b) {}
	virtual bool render(const RenderContext& rc)
	{
		return false;
	}
	virtual void renderQueue(int type);

	virtual Sprite* getSprite()
	{
		return 0;
	}
	virtual Terrain* getTerrain()
	{
		return 0;
	}
	virtual PlaneModel* getPlaneModel()
	{
		return 0;
	}
	virtual MeshModel* getMeshModel()
	{
		return 0;
	}
	virtual MD2Model* getMD2Model()
	{
		return 0;
	}
	virtual Q3BSPModel* getBSPModel()
	{
		return 0;
	}

	virtual void setBrush(const Brush& b)
	{
		brush   = b;
		w_brush = true;
	}
	virtual void setColor(const Vector& c)
	{
		brush.setColor(c);
		w_brush = true;
	}
	virtual void setAlpha(float a)
	{
		brush.setAlpha(a);
		w_brush = true;
	}
	virtual void setShininess(float t)
	{
		brush.setShininess(t);
		w_brush = true;
	}
	virtual void setTexture(int i, const Texture& t, int f)
	{
		brush.setTexture(i, t, f);
		w_brush = true;
	}
	virtual void setBlend(int n)
	{
		brush.setBlend(n);
		w_brush = true;
	}
	virtual void setFX(int n)
	{
		brush.setFX(n);
		w_brush = true;
	}

	const Brush& getBrush() const
	{
		return brush;
	}

	void setRenderSpace(int n)
	{
		space = n;
	}
	int getRenderSpace() const
	{
		return space;
	}

	void setAutoFade(float nr, float fr)
	{
		auto_fade_nr = nr;
		auto_fade_fr = fr;
		auto_fade    = true;
	}

	bool doAutoFade(const Vector& eye);

	void enqueue(gxMesh* mesh, int first_vert, int vert_cnt, int first_tri, int tri_cnt);
	void enqueue(gxMesh* mesh, int first_vert, int vert_cnt, int first_tri, int tri_cnt, const Brush& b);

	int queueSize(int type) const
	{
		return queues[type].size();
	}

	private:
	class MeshQueue;

	int   space;
	Brush brush, render_brush;

	mutable bool w_brush;
	float        captured_alpha, tweened_alpha;

	bool  auto_fade;
	float auto_fade_nr, auto_fade_fr;

	std::vector<MeshQueue*> queues[2];

	void enqueue(MeshQueue* q);
};