109 lines
2.3 KiB
Lua
109 lines
2.3 KiB
Lua
function _init()
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init_data()
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init_sound()
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init_mapgen()
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init_player(32, 32)
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generate_map(0, 0)
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init_debug()
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end
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function _update()
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handle_input()
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handle_map_update()
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end
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function _draw()
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rectfill(0, 0, 127, 127, 0)
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-- the screen is 128x128 pixels, so it fits 16x16 sprites
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map(camera_pos_x, camera_pos_y, 0, 0, 16, 16)
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draw_player()
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debug_print()
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end
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-- decide whether we need to regenerate the map.
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-- if so, call generate_map appropriately and reset coordinates.
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function handle_map_update()
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if out_of_bounds(camera_pos_x, camera_pos_y) then
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-- out_of_bounds() checks all screen bounds
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-- we need to regenerate the map, so we generate a map chunk that
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-- places the player in the middle of it.
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generate_map(player_pos_x-32, player_pos_y-32)
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camera_pos_x, camera_pos_y = 24, 24
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end
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end
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function out_of_bounds(pos_x, pos_y)
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return pos_x < 0 or pos_x > 48 or
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pos_y < 0 or pos_y > 48
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end
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-- debug functions toggle debug status displays along the
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-- top of the screen
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function init_debug()
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debug_res = false
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debug_map = false
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debug_sfx = false
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debug_mod_buffer = false
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end
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function debug_t(mode)
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if mode == "res" then
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debug_res = not debug_res
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elseif mode == "map" then
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debug_map = not debug_map
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elseif mode == "sfx" then
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debug_sfx = not debug_sfx
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elseif mode == "" then
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debug_mod_buffer = not debug_mod_buffer
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end
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end
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function debug_print()
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if debug_res then
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debug_print_res()
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end
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if debug_map then
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debug_print_map()
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end
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if debug_sfx then
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debug_print_sfx()
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end
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if debug_mod_buffer then
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debug_print_mod_buffer()
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end
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end
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function debug_print_res()
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clip(70, 0, 16, 24)
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print(stat(0), 70, 0, 15)
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print(stat(1), 70, 8, 15)
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print(stat(9) .. " / " .. stat(8), 70, 16, 15)
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clip()
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end
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function debug_print_sfx()
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clip(64, 0, 8, 8)
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print(stat(24), 64, 0, 15)
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clip()
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end
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function debug_print_map()
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clip(24, 0, 32, 24)
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print(camera_pos_x .. " " .. camera_pos_y, 24, 0, 15)
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print(player_pos_x .. " " .. player_pos_y, 24, 8, 15)
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print(get_biome_name(player_pos_x, player_pos_y), 24, 16, 15)
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clip()
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end
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function debug_print_mod_buffer()
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clip(0, 0, 16, 128)
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for k,v in pairs(mod_buffer) do
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print(k .. ": " .. tostr(v))
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end
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clip()
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end
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