Rework the game to use double-sized sprites. This gives us more room for detail.
This commit is contained in:
parent
873cbbbad4
commit
aa22c8a054
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@ -7,38 +7,38 @@ __lua__
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#include player.lua
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#include main.lua
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__gfx__
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@ -47,14 +47,14 @@ fffffffff878888fffbccbfff88aa88ff8ff8fff0000000000000000000000000000000000000000
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@ -72,7 +72,7 @@ ffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000
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00000000000000000000000000000000000000000000000000000000000880000008800000088000000880000008800000088000000880000008800000088000
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00000000000000000000000000000000000000000000000000000000000880000001100000011000001110000001110000011000000110000001100000011000
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__gff__
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0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
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__sfx__
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33
index_map.md
33
index_map.md
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@ -1,24 +1,21 @@
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### sprites
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---
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### map tiles
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2 - grass
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3 - bush
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4 - tree
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5 - red flowers
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6 - pink flowers
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7 - mushrooms
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8 - big mushroom
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9 - sand
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10 - cactus with flower
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11 - pebbles
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12 - rock
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13 - cactus
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14 - tree stump
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15 - cactus stump
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16 - mushroom stump
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17 - empty bush
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18 - long grass
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1 - tree
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3 - tree stump
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5 - bush
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7 - empty bush
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9 - cactus
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11 - cactus with flower
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13 - cactus stump
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32 - big mushroom
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34 - mushroom stump
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36 - pebbles
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38 - long grass
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40 - red flowers
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42 - pink flowers
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44 - fairy ring
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46 - rock
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### inventory icons
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64 - wood
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103
world.lua
103
world.lua
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@ -2,6 +2,24 @@
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--- environment
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function init_world()
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-- constants for map tiles' sprite locations, as long as we have the
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-- tokens
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tile_tree = 1
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tile_tree_stump = 3
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tile_bush = 5
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tile_empty_bush = 7
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tile_cactus = 9
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tile_flowering_cactus = 11
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tile_cactus_stump = 13
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tile_big_mushroom = 32
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tile_mushroom_stump = 34
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tile_pebbles = 36
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tile_long_grass = 38
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tile_red_flowers = 40
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tile_pink_flowers = 42
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tile_fairy_ring = 44
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tile_rock = 46
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-- Metadata for different biomes
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-- tile_frequencies tuples are {frequency, sprite_index}, see index_map.md
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-- frequencies by convention add up to 1000, but this is arbitrary, the
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@ -9,19 +27,51 @@ function init_world()
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biome_data = {
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meadow = {
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biome_frequency = 20,
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tile_frequencies = { {525, 2}, {200, 5}, {200, 6}, {55, 18}, {19, 3}, {1, 4} }
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base_color = 3,
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tile_frequencies = {
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{525, 0},
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{200, tile_red_flowers},
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{200, tile_pink_flowers},
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{55, tile_long_grass},
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{19, tile_bush},
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{1, tile_tree}
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}
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},
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grassland = {
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biome_frequency = 55,
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tile_frequencies = { {500, 2}, {345, 18}, {4, 3}, {1, 4}, {100, 5}, {50, 6} }
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base_color = 3,
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tile_frequencies = {
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{500, 0},
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{345, tile_long_grass},
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{4, tile_bush},
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{1, tile_tree},
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{100, tile_red_flowers},
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{50, tile_pink_flowers}
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}
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},
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forest = {
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biome_frequency = 20,
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tile_frequencies = { {600, 2}, {200, 4}, {50, 3}, {50, 5}, {40, 7}, {59, 6}, {1, 8} }
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base_color = 3,
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tile_frequencies = {
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{600, 0},
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{200, tile_tree},
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{50, tile_bush},
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{50, tile_red_flowers},
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{40, tile_mushrooms},
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{59, tile_pink_flowers},
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{1, tile_big_mushroom}
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}
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},
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desert = {
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biome_frequency = 5,
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tile_frequencies = { {800, 9}, {109, 11}, {60, 13}, {30, 12}, {1, 10} },
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base_color = 9,
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tile_frequencies = {
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{800, 0},
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{109, tile_pebbles},
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{60, tile_cactus},
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{30, tile_rock},
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{1, tile_flowering_cactus}
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}
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}
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}
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@ -45,39 +95,35 @@ function init_world()
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build_biome(biome, biome_data[biome])
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end
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-- the indices here are sprite numbers.
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object_interaction_map = {
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-- bush
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[3] = {
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replacement = 17,
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[tile_bush] = {
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replacement = tile_empty_bush,
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sfx = 13,
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drop = 68
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},
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-- tree
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[4] = {
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replacement = 14,
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[tile_tree] = {
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replacement = tile_tree_stump,
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sfx = 11,
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drop = 64
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},
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-- big mushroom
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[8] = {
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replacement = 16,
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[tile_big_mushroom] = {
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replacement = tile_mushroom_stump,
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sfx = 12,
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drop = 65
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},
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-- cactus w/ flower
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[10] = {
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replacement = 15,
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[tile_flowering_cactus] = {
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replacement = tile_cactus_stump,
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sfx = 12,
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drop = 67
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},
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-- cactus
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[13] = {
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replacement = 15,
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[tile_cactus] = {
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replacement = tile_cactus_stump,
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sfx = 12,
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drop = 66
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}
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@ -95,9 +141,17 @@ end
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-- this calculates everything about the world fresh every frame,
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-- but pico-8 handles this just fine!
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function draw_world(start_x, start_y)
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for x=0,15 do
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for y=0,15 do
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spr(get_tile(start_x-8+x, start_y-8+y), x*8, y*8)
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for x=0,7 do
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for y=0,7 do
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-- color the background for this segment
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rectfill(x*16, y*16, x*16+16, y*16+16,
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get_base_color(start_x-4+x, start_y-4+y))
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-- now get the sprite, and render as long as it isn't 0
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local sprite = get_tile(start_x-4+x, start_y-4+y)
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if sprite ~= 0 then
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spr(sprite, x*16, y*16, 2, 2)
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end
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end
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end
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end
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@ -141,8 +195,13 @@ function get_biome_name(pos_x, pos_y)
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return biome_metadata[(uid % #biome_metadata) + 1]
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end
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-- get the background color for the current biome
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function get_base_color(x, y)
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local biome = get_biome_name(x, y)
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return biome_data[biome].base_color
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end
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-- determine what sprite to render for a given position.
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-- pos_x and pos_y are global coordinates.
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function get_tile(pos_x, pos_y)
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-- lookup changes in the change buffer
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local modded_sprite = mod_buffer[get_mod_key(pos_x, pos_y)]
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