paysages3d/lib_paysages/heightmap.h
2012-08-08 13:30:40 +00:00

55 lines
1.5 KiB
C

#ifndef _PAYSAGES_HEIGHTMAP_H_
#define _PAYSAGES_HEIGHTMAP_H_
/* Height map for terrain */
#include "pack.h"
#include "noise.h"
#include "geoarea.h"
#include "terrain.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct
{
int resolution_x;
int resolution_z;
double* data;
} HeightMap;
typedef struct
{
double relative_x;
double relative_z;
double hard_radius;
double smoothed_size;
double total_radius;
} HeightMapBrush;
HeightMap heightmapCreate();
void heightmapDelete(HeightMap* heightmap);
void heightmapCopy(HeightMap* source, HeightMap* destination);
void heightmapValidate(HeightMap* heightmap);
void heightmapSave(PackStream* stream, HeightMap* heightmap);
void heightmapLoad(PackStream* stream, HeightMap* heightmap);
void heightmapGetLimits(HeightMap* heightmap, double* ymin, double* ymax);
double heightmapGetRawValue(HeightMap* heightmap, double x, double z);
double heightmapGetValue(HeightMap* heightmap, double x, double z);
void heightmapChangeResolution(HeightMap* heightmap, int resolution_x, int resolution_z);
void heightmapImportFromPicture(HeightMap* heightmap, const char* picturepath);
void heightmapRevertToTerrain(HeightMap* heightmap, TerrainDefinition* terrain, GeoArea* area);
void heightmapBrushElevation(HeightMap* heightmap, HeightMapBrush* brush, double value);
void heightmapBrushSmooth(HeightMap* heightmap, HeightMapBrush* brush, double value);
void heightmapBrushAddNoise(HeightMap* heightmap, HeightMapBrush* brush, NoiseGenerator* generator, double value);
#ifdef __cplusplus
}
#endif
#endif