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Implement walkers, blobs, and teeth

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This commit is contained in:
Eevee (Evelyn Woods) 2020-09-01 07:01:02 -06:00
parent aa7952a3dd
commit 4d6d835895
2 changed files with 44 additions and 5 deletions
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42
js/main.js
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@ -379,6 +379,10 @@ class Level {
actor.last_move_was_force = false;
}
}
else if (actor.type.movement_mode === 'forward') {
// blue tank behavior: keep moving forward
direction_preference = [actor.direction];
}
else if (actor.type.movement_mode === 'follow-left') {
// bug behavior: always try turning as left as possible, and
// fall back to less-left turns when that fails
@ -409,9 +413,41 @@ class Level {
let d = DIRECTIONS[actor.direction];
direction_preference = [actor.direction, d.opposite];
}
else if (actor.type.movement_mode === 'forward') {
// blue tank behavior: keep moving forward
direction_preference = [actor.direction];
else if (actor.type.movement_mode === 'bounce-random') {
// walker behavior: preserve current direction; if that
// doesn't work, pick a random direction, even the one we
// failed to move in
// TODO unclear if this is right in cc2 as well. definitely not in ms, which chooses a legal move
direction_preference = [actor.direction, ['north', 'south', 'east', 'west'][Math.floor(Math.random() * 4)]];
}
else if (actor.type.movement_mode === 'pursue') {
// teeth behavior: always move towards the player
let dx = actor.x - this.player.x;
let dy = actor.y - this.player.y;
// Chooses the furthest direction, vertical wins ties
if (Math.abs(dx) > Math.abs(dy)) {
// Horizontal
if (dx > 0) {
direction_preference = ['west'];
}
else {
direction_preference = ['east'];
}
}
else {
// Vertical
if (dy > 0) {
direction_preference = ['north'];
}
else {
direction_preference = ['south'];
}
}
}
else if (actor.type.movement_mode === 'random') {
// blob behavior: move completely at random
// TODO cc2 has twiddles for how this works per-level, as well as the initial seed for demo playback
direction_preference = [['north', 'south', 'east', 'west'][Math.floor(Math.random() * 4)]];
}
if (! direction_preference)

7
js/tiletypes.js
View File

@ -417,7 +417,7 @@ const TILE_TYPES = {
is_object: true,
is_monster: true,
blocks_monsters: true,
// TODO movement_move: 'bounce-random',
movement_mode: 'bounce-random',
movement_speed: 4,
},
tank_blue: {
@ -433,6 +433,7 @@ const TILE_TYPES = {
is_object: true,
is_monster: true,
blocks_monsters: true,
movement_mode: 'random',
movement_speed: 8,
},
teeth: {
@ -440,7 +441,9 @@ const TILE_TYPES = {
is_object: true,
is_monster: true,
blocks_monsters: true,
movement_speed: 4,
movement_mode: 'pursue',
// TODO actually 4 with deliberate pauses but i have no way to model that atm
movement_speed: 8,
},
fireball: {
is_actor: true,