def smooth_edges(self): print 'Smoothing edges....' t0 = libtcod.sys_elapsed_seconds() hmcopy = libtcod.heightmap_new(game.WORLDMAP_WIDTH, game.WORLDMAP_HEIGHT) mask = libtcod.heightmap_new(game.WORLDMAP_WIDTH, game.WORLDMAP_HEIGHT) for x in range(game.WORLDMAP_WIDTH): for y in range(game.WORLDMAP_HEIGHT): ix = x * 0.04 if x > game.WORLDMAP_WIDTH / 2: ix = (game.WORLDMAP_WIDTH - x - 1) * 0.04 iy = y * 0.04 if y > game.WORLDMAP_HEIGHT / 2: iy = (game.WORLDMAP_HEIGHT - y - 1) * 0.04 if ix > 1.0: ix = 1.0 if iy > 1.0: iy = 1.0 h = min(ix, iy) libtcod.heightmap_set_value(mask, x, y, h) libtcod.heightmap_normalize(mask) libtcod.heightmap_copy(game.heightmap, hmcopy) libtcod.heightmap_multiply_hm(hmcopy, mask, game.heightmap) libtcod.heightmap_normalize(game.heightmap) t1 = libtcod.sys_elapsed_seconds() print ' done! (%.3f seconds)' % (t1 - t0)
def test_heightmap():
hmap = libtcodpy.heightmap_new(16, 16)
repr(hmap)
noise = libtcodpy.noise_new(2)
# basic operations
libtcodpy.heightmap_set_value(hmap, 0, 0, 1)
libtcodpy.heightmap_add(hmap, 1)
libtcodpy.heightmap_scale(hmap, 1)
libtcodpy.heightmap_clear(hmap)
libtcodpy.heightmap_clamp(hmap, 0, 0)
libtcodpy.heightmap_copy(hmap, hmap)
libtcodpy.heightmap_normalize(hmap)
libtcodpy.heightmap_lerp_hm(hmap, hmap, hmap, 0)
libtcodpy.heightmap_add_hm(hmap, hmap, hmap)
libtcodpy.heightmap_multiply_hm(hmap, hmap, hmap)
# modifying the heightmap
libtcodpy.heightmap_add_hill(hmap, 0, 0, 4, 1)
libtcodpy.heightmap_dig_hill(hmap, 0, 0, 4, 1)
libtcodpy.heightmap_rain_erosion(hmap, 1, 1, 1)
libtcodpy.heightmap_kernel_transform(hmap, 3, [-1, 1, 0], [0, 0, 0],
[.33, .33, .33], 0, 1)
libtcodpy.heightmap_add_voronoi(hmap, 10, 3, [1, 3, 5])
libtcodpy.heightmap_add_fbm(hmap, noise, 1, 1, 1, 1, 4, 1, 1)
libtcodpy.heightmap_scale_fbm(hmap, noise, 1, 1, 1, 1, 4, 1, 1)
libtcodpy.heightmap_dig_bezier(hmap, [0, 16, 16, 0], [0, 0, 16, 16], 1, 1,
1, 1)
# read data
libtcodpy.heightmap_get_value(hmap, 0, 0)
libtcodpy.heightmap_get_interpolated_value(hmap, 0, 0)
libtcodpy.heightmap_get_slope(hmap, 0, 0)
libtcodpy.heightmap_get_normal(hmap, 0, 0, 0)
libtcodpy.heightmap_count_cells(hmap, 0, 0)
libtcodpy.heightmap_has_land_on_border(hmap, 0)
libtcodpy.heightmap_get_minmax(hmap)
libtcodpy.noise_delete(noise)
libtcodpy.heightmap_delete(hmap)