stratgame: level/src/terrain.h annotate

stratgame

terrain

author	John Tsiombikas <nuclear@member.fsf.org>
date	Sun, 27 May 2012 07:00:48 +0300
parents	cd12944a8ea8
children

rev	line source
nuclear@4	1 #ifndef TERRAIN_H_
nuclear@4	2 #define TERRAIN_H_
nuclear@4	3
nuclear@4	4 #include <string>
nuclear@4	5 #include <map>
nuclear@5	6 #include "tinyxml2.h"
nuclear@4	7
nuclear@4	8 class TerrainNode;
nuclear@4	9
nuclear@4	10 class Terrain {
nuclear@4	11 private:
nuclear@4	12 TerrainNode *root;
nuclear@4	13
nuclear@5	14 float size;
nuclear@5	15
nuclear@4	16 public:
nuclear@4	17 Terrain();
nuclear@4	18 ~Terrain();
nuclear@4	19
nuclear@5	20 bool load(tinyxml2::XMLElement *xelem);
nuclear@5	21
nuclear@5	22 void set_size(float sz);
nuclear@4	23 float get_height(float x, float y) const;
nuclear@5	24
nuclear@5	25 void draw() const;
nuclear@4	26 };
nuclear@4	27
nuclear@4	28
nuclear@4	29 class TerrainNode {
nuclear@4	30 private:
nuclear@5	31 int map_xsz, map_ysz;
nuclear@5	32 float map_scale;
nuclear@5	33 unsigned char *hmap;
nuclear@4	34
nuclear@4	35 public:
nuclear@4	36 TerrainNode *child[4];
nuclear@4	37
nuclear@4	38 TerrainNode();
nuclear@4	39 ~TerrainNode();
nuclear@4	40
nuclear@5	41 bool load(tinyxml2::XMLElement *xelem);
nuclear@5	42 bool load_heightmap(const char *fname);
nuclear@5	43
nuclear@5	44 bool is_leaf() const;
nuclear@5	45
nuclear@4	46 TerrainNode *get_child(float x, float y);
nuclear@4	47 const TerrainNode *get_child(float x, float y) const;
nuclear@4	48
nuclear@4	49 float get_height(float x, float y) const;
nuclear@5	50
nuclear@5	51 void draw(float x, float y, float width, float height) const;
nuclear@4	52 };
nuclear@4	53
nuclear@4	54 #endif // TERRAIN_H_