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-rw-r--r--src/brothers.zig31
-rw-r--r--src/game.zig9
2 files changed, 37 insertions, 3 deletions
diff --git a/src/brothers.zig b/src/brothers.zig
index 7aaf7de..448aaec 100644
--- a/src/brothers.zig
+++ b/src/brothers.zig
@@ -1,6 +1,8 @@
const std = @import("std");
const spoon = @import("spoon");
+const ball = @import("ball.zig");
+
pub const Side = enum(u1) {
left,
right,
@@ -41,7 +43,7 @@ pub const Brother = struct {
self.dx += 5 / (1000 / 60.0);
self.moveDuration = 24;
}
- pub fn step(self: *Brother) void {
+ pub fn step(self: *Brother, b: *ball.Ball) void {
// Horizontal movement
const x = self.x + self.dx;
const ll = leftLimit[@enumToInt(self.side)];
@@ -74,6 +76,33 @@ pub const Brother = struct {
} else {
self.y = y;
}
+ // Check for ball collisions
+ if (b.y >= y and b.y <= y + 2 and b.x >= x and b.x < x + 5) {
+ if (b.dy > 0) {
+ b.dy = -b.dy / 1.5;
+ }
+ b.dx = b.dx / 2.0;
+ var strength: f64 = 1;
+ if (b.dx > 0 and self.dx < 0)
+ strength *= 2; // moving in opposite directions
+ if (y < 12) { // jumping
+ strength *= 2;
+ }
+ if (b.x < x + 1) {
+ b.dx -= strength * 4 / (1000 / 60.0);
+ } else if (b.x < x + 2) {
+ b.dx -= strength * 2 / (1000 / 60.0);
+ } else if (b.x < x + 3) {
+ var modifier: f64 = 1;
+ if (self.side == .left) modifier = -1;
+ b.dx += modifier * strength * 2 / (1000 / 60.0);
+ } else if (b.x < x + 4) {
+ b.dx += strength * 2 / (1000 / 60.0);
+ } else {
+ b.dx += strength * 4 / (1000 / 60.0);
+ }
+ b.dy = b.dy * strength - 0.04;
+ }
}
pub fn reset(self: *Brother, side: ?Side) void {
if (side) |s| {
diff --git a/src/game.zig b/src/game.zig
index 8af1889..c8492df 100644
--- a/src/game.zig
+++ b/src/game.zig
@@ -1,16 +1,19 @@
const std = @import("std");
const spoon = @import("spoon");
+const ball = @import("ball.zig");
const brothers = @import("brothers.zig");
const playfield = @import("playfield.zig");
pub const Game = struct {
+ ball: ball.Ball = undefined,
brothers: [2]brothers.Brother = undefined,
side: brothers.Side = undefined,
pub fn draw(self: Game, rc: *spoon.Term.RenderContext) !void {
try playfield.draw(rc);
try self.brothers[0].draw(rc);
try self.brothers[1].draw(rc);
+ try self.ball.draw(rc);
}
pub fn moveJump(self: *Game, side: brothers.Side) void {
self.brothers[@enumToInt(side)].moveJump();
@@ -26,11 +29,13 @@ pub const Game = struct {
self.resetRound();
}
pub fn resetRound(self: *Game) void {
+ self.ball.reset(.left);
self.brothers[0].reset(.left);
self.brothers[1].reset(.right);
}
pub fn step(self: *Game) void {
- self.brothers[0].step();
- self.brothers[1].step();
+ self.ball.step();
+ self.brothers[0].step(&self.ball);
+ self.brothers[1].step(&self.ball);
}
};