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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef _I_TREE_DRAWER_H_
#define _I_TREE_DRAWER_H_
#include "Rendering/GL/myGL.h"
#include "System/float3.h"
const int TREE_SQUARE_SIZE = 64;
static const float MID_TREE_DIST_FACTOR = 1.0f;
static const float FADE_TREE_DIST_FACTOR = 1.5f;
static const float FAR_TREE_DIST_FACTOR = 2.0f;
class ITreeDrawer
{
public:
ITreeDrawer();
virtual ~ITreeDrawer();
static ITreeDrawer* GetTreeDrawer();
void Draw(bool drawReflection);
virtual void Draw(float treeDistance, bool drawReflection) = 0;
virtual void DrawGrass() {}
virtual void Update() = 0;
virtual void ResetPos(const float3& pos) = 0;
virtual void AddTree(int type, const float3& pos, float size) = 0;
virtual void DeleteTree(const float3& pos) = 0;
virtual void AddFallingTree(const float3& pos, const float3& dir, int type) {}
virtual void AddGrass(const float3& pos) {}
virtual void RemoveGrass(int x, int z) {}
virtual void DrawShadowPass();
std::vector<GLuint> delDispLists;
float baseTreeDistance;
bool drawTrees;
private:
void AddTrees();
};
extern ITreeDrawer* treeDrawer;
#endif // _I_TREE_DRAWER_H_
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