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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef SMOOTH_HEIGHT_MESH_H
#define SMOOTH_HEIGHT_MESH_H
#include <vector>
class CGround;
/**
* Provides a GetHeight(x, y) of its own that smooths the mesh.
*/
class SmoothHeightMesh
{
public:
void Init(float mx, float my, float res, float smoothRad);
void Kill();
float GetHeight(float x, float y);
float GetHeightAboveWater(float x, float y);
float SetHeight(int index, float h);
float AddHeight(int index, float h);
float SetMaxHeight(int index, float h);
int GetMaxX() const { return maxx; }
int GetMaxY() const { return maxy; }
float GetFMaxX() const { return fmaxx; }
float GetFMaxY() const { return fmaxy; }
float GetResolution() const { return resolution; }
const float* GetMeshData() const { return &mesh[0]; }
const float* GetOriginalMeshData() const { return &origMesh[0]; }
private:
void MakeSmoothMesh();
int maxx = 0;
int maxy = 0;
float fmaxx = 0.0f;
float fmaxy = 0.0f;
float resolution = 0.0f;
float smoothRadius = 0.0f;
std::vector<float> mesh;
std::vector<float> origMesh;
std::vector<float> colsMaxima;
std::vector<int> maximaRows;
};
extern SmoothHeightMesh smoothGround;
#endif
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