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force / spikes physics fixes

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Alula 2020-09-12 23:41:33 +02:00
parent a737619f56
commit 28e72ed707
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GPG key ID: 3E00485503A1D8BA
1 changed files with 29 additions and 12 deletions
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41
src/physics.rs
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@ -1,6 +1,6 @@
use num_traits::clamp;
use crate::common::{Condition, Flag, Rect};
use crate::common::{Condition, Direction, Flag, Rect};
use crate::SharedGameState;
use crate::stage::Stage;
@ -25,6 +25,7 @@ pub trait PhysicalEntity {
fn cond(&mut self) -> &mut Condition;
fn flags(&mut self) -> &mut Flag;
fn direction(&self) -> Direction;
fn is_player(&self) -> bool;
fn ignore_tile_44(&self) -> bool { true }
@ -295,12 +296,33 @@ pub trait PhysicalEntity {
}
}
fn judge_hit_spike(&mut self, x: isize, y: isize) {
fn judge_hit_spike(&mut self, x: isize, y: isize, water: bool) {
if (self.x() - 0x800) < (x * 16 + 4) * 0x200
&& (self.x() + 0x800) > (x * 16 - 4) * 0x200
&& (self.y() - 0x800) < (y * 16 + 3) * 0x200
&& (self.y() + 0x800) > (y * 16 - 3) * 0x200 {
self.flags().set_hit_by_spike(true);
if water {
self.flags().set_in_water(true);
}
}
}
fn judge_hit_force(&mut self, x: isize, y: isize, direction: Direction, water: bool) {
if (self.x() - self.hit_bounds().left as isize) < (x * 16 + 6) * 0x200
&& (self.x() + self.hit_bounds().right as isize) > (x * 16 - 6) * 0x200
&& (self.y() - self.hit_bounds().top as isize) < (y * 16 + 6) * 0x200
&& (self.y() + self.hit_bounds().bottom as isize) > (y * 16 - 6) * 0x200 {
match direction {
Direction::Left => { self.flags().set_force_left(true); }
Direction::Up => { self.flags().set_force_up(true); }
Direction::Right => { self.flags().set_force_right(true); }
Direction::Bottom => { self.flags().set_force_down(true); }
}
if water {
self.flags().set_in_water(true);
}
}
}
@ -318,8 +340,7 @@ pub trait PhysicalEntity {
match attrib {
// Spikes
0x62 | 0x42 if self.is_player() => {
if attrib & 0x20 != 0 { self.flags().set_in_water(true); }
self.judge_hit_spike(x + ox, y + ox);
self.judge_hit_spike(x + ox, y + oy, attrib & 0x20 != 0);
}
// Blocks
@ -382,20 +403,16 @@ pub trait PhysicalEntity {
// Forces
0x80 | 0xa0 => {
if attrib & 0x20 != 0 { self.flags().set_in_water(true); }
self.flags().set_force_left(true);
self.judge_hit_force(x + ox, y + ox, Direction::Left, attrib & 0x20 != 0 );
}
0x81 | 0xa1 => {
if attrib & 0x20 != 0 { self.flags().set_in_water(true); }
self.flags().set_force_up(true);
self.judge_hit_force(x + ox, y + ox, Direction::Up, attrib & 0x20 != 0 );
}
0x82 | 0xa2 => {
if attrib & 0x20 != 0 { self.flags().set_in_water(true); }
self.flags().set_force_right(true);
self.judge_hit_force(x + ox, y + ox, Direction::Right, attrib & 0x20 != 0 );
}
0x83 | 0xa3 => {
if attrib & 0x20 != 0 { self.flags().set_in_water(true); }
self.flags().set_force_down(true);
self.judge_hit_force(x + ox, y + ox, Direction::Bottom, attrib & 0x20 != 0 );
}
_ => {}
}