anna/a_pleasant_stroll
1
0
Fork 0
Code Pull requests Releases Activity Actions

Optimization pass for number of tokens used - eliminate unnecessary tables, constants.

Browse source
This commit is contained in:
Anna Rose Wiggins 2019-12-09 16:35:45 -05:00
parent 753700c144
commit 130c393c51
3 changed files with 117 additions and 89 deletions
Download patch file Download diff file Expand all files Collapse all files

62
main.lua
View file

@ -1,8 +1,8 @@
function _init()
init_sound()
init_mapgen()
init_player({block_size/2, block_size/2})
generate_map({0, 0})
init_player(32, 32)
generate_map(0, 0)
debug = false
end
@ -10,13 +10,13 @@ end
function _update()
handle_input()
handle_map_update()
if (btn(5) and btn(4) and btnp(3)) debug = not debug
debug_input()
end
function _draw()
rectfill(0, 0, 127, 127, 0)
-- the screen is 128x128 pixels, so it fits 16x16 sprites
map(camera_pos[1], camera_pos[2], 0, 0, 16, 16)
map(camera_pos_x, camera_pos_y, 0, 0, 16, 16)
draw_player()
if debug then
render_debug_info()
@ -26,25 +26,55 @@ end
-- decide whether we need to regenerate the map.
-- if so, call generate_map appropriately and reset coordinates.
function handle_map_update()
if out_of_bounds(camera_pos) then -- out_of_bounds() checks all screen bounds
if out_of_bounds(camera_pos_x, camera_pos_y) then
-- out_of_bounds() checks all screen bounds
-- we need to regenerate the map, so we generate a map chunk that
-- places the player in the middle of it.
generate_map({player_pos[1]-block_size/2, player_pos[2]-block_size/2})
camera_pos = {block_size/2 - 8, block_size/2 - 8}
generate_map(player_pos_x-32, player_pos_y-32)
camera_pos_x, camera_pos_y = 24
end
end
function out_of_bounds(pos)
return pos[1] < 0 or pos[1] > block_size-16 or pos[2] < 0 or pos[2] > block_size-16
function out_of_bounds(pos_x, pos_y)
return pos_x < 0 or pos_x > 48 or
pos_y < 0 or pos_y > 48
end
function debug_input()
if btn"5" and btn"4" then
if (btnp"0") debug = "res"
if (btnp"1") debug = "sfx"
if (btnp"2") debug = "map"
if (btnp"3") debug = nil
end
end
function render_debug_info()
clip(0, 0, 32, 24)
rectfill(0, 0, 32, 24, 0)
print(stat(0), 0, 0, 15)
print(camera_pos[1], 0, 8, 15)
print(camera_pos[2], 16, 8, 15)
print(player_pos[1], 0, 16, 15)
print(player_pos[2], 16, 16, 15)
if debug == "res" then
clip(0, 0, 32, 24)
rectfill(0, 0, 32, 24, 0)
print(stat(0), 0, 0, 15)
print(stat(1), 0, 8, 15)
print(stat(9), 0, 16, 15)
print("/", 12, 16, 15)
print(stat(8), 20, 16, 15)
elseif debug == "sfx" then
clip(0, 0, 16, 8)
rectfill(0, 0, 16, 8, 0)
print(stat(24), 0, 0, 15)
elseif debug == "map" then
clip(0, 0, 32, 24)
rectfill(0, 0, 32, 24, 0)
print(camera_pos_x, 0, 0, 15)
print(camera_pos_y, 16, 0, 15)
print(player_pos_x, 0, 8, 15)
print(player_pos_y, 16, 8, 15)
print(get_biome_name(player_pos_x, player_pos_y), 0, 16, 15)
end
clip()
end