heightmap.h
author bjarni
Wed, 27 Sep 2006 14:05:15 +0000
changeset 4651 73d828df1b28
parent 4300 c7e43c47a2b9
permissions -rw-r--r--
(svn r6527) -Codechange: [depot window] added asserts to ensure that widget names, widget array and array of resize info stays the same length
Really bad stuff will happen if one of them contains a different number of widgets ;)
This is meant as a protection against incorrect additions of code rather than verifying that the current code works
/* $Id$ */

#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.
 * @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.
 */
void LoadHeightmap(char *filename);

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

#endif /* HEIGHTMAP_H */