src/heightmap.h
author rubidium
Sun, 17 Aug 2008 21:07:09 +0000
changeset 9942 c3677fa5563f
parent 9111 48ce04029fe4
permissions -rw-r--r--
(svn r14097) -Fix [FS#2085]: one couldn't get a list of vehicles sharing an order when the number of orders was 0; you could see that the vehicles had a shared order though.
/* $Id$ */

/** @file heightmap.h Functions related to creating heightmaps from files. */

#ifndef HEIGHTMAP_H
#define HEIGHTMAP_H

/*
 * Order of these enums has to be the same as in lang/english.txt
 * Otherwise you will get inconsistent behaviour.
 */
enum {
	HM_COUNTER_CLOCKWISE, ///< Rotate the map counter clockwise 45 degrees
	HM_CLOCKWISE,         ///< Rotate the map clockwise 45 degrees
};

/**
 * Get the dimensions of a heightmap.
 * @param filename to query
 * @param x dimension x
 * @param y dimension y
 * @return Returns false if loading of the image failed.
 */
bool GetHeightmapDimensions(char *filename, uint *x, uint *y);

/**
 * Load a heightmap from file and change the map in his current dimensions
 *  to a landscape representing the heightmap.
 * It converts pixels to height. The brighter, the higher.
 * @param filename of the heighmap file to be imported
 */
void LoadHeightmap(char *filename);

/**
 * Make an empty world where all tiles are of height 'tile_height'.
 * @param tile_height of the desired new empty world
 */
void FlatEmptyWorld(byte tile_height);

#endif /* HEIGHTMAP_H */