diff options
Diffstat (limited to 'src/brothers.zig')
| -rw-r--r-- | src/brothers.zig | 131 |
1 files changed, 16 insertions, 115 deletions
diff --git a/src/brothers.zig b/src/brothers.zig index 6f5fdce..3b92de4 100644 --- a/src/brothers.zig +++ b/src/brothers.zig @@ -1,128 +1,29 @@ const std = @import("std"); -const spoon = @import("spoon"); - -const ball = @import("ball.zig"); - -pub const Side = enum(u1) { - left, - right, -}; - -const startingX = [2]f64{ 15, 60 }; -const colors = [2]spoon.Attribute.Colour{ .blue, .red }; -const leftLimit = [2]f64{ 1, 41 }; -const rightLimit = [2]f64{ 34, 74 }; // (38, 79) minus a brother's width +const utils = @import("utils.zig"); +const w4 = @import("wasm4.zig"); pub const Brother = struct { - side: Side, + side: utils.side, score: u8, - x: f64, + x: u8, y: f64, - dx: f64, - dy: f64, - moveDuration: u64, - pub fn draw(self: Brother, rc: *spoon.Term.RenderContext) !void { - try rc.setAttribute(.{ .fg = colors[@enumToInt(self.side)] }); - var iter = std.mem.split(u8, brother, "\n"); - var y = @floatToInt(usize, std.math.round(self.y)); - var x = @floatToInt(usize, std.math.round(self.x)); - while (iter.next()) |line| : (y += 1) { - try rc.moveCursorTo(y, x); - _ = try rc.buffer.writer().write(line); - } + pub fn draw(self: Brother) void { + var y = @floatToInt(u8, std.math.round(self.y)); + w4.DRAW_COLORS.* = 0x30; + w4.blit(&brother, self.x, y - brother_height, brother_width, brother_height, brother_flags); } - pub fn moveJump(self: *Brother) void { - if (self.dy == 0) { // no double jumps! TODO allow kicks off the wall - self.dy -= 4 / (1000 / 60.0); - } - } - pub fn moveLeft(self: *Brother) void { - self.dx -= 5 / (1000 / 60.0); - self.moveDuration = 24; - } - pub fn moveRight(self: *Brother) void { - self.dx += 5 / (1000 / 60.0); - self.moveDuration = 24; - } - pub fn reset(self: *Brother, side: Side) void { + pub fn reset(self: *Brother, side: utils.side) void { self.side = side; self.score = 0; } pub fn resetRound(self: *Brother) void { - self.x = startingX[@enumToInt(self.side)]; - self.y = 17; - self.dx = 0; - self.dy = 0; - self.moveDuration = 0; - } - pub fn step(self: *Brother, b: *ball.Ball) void { - // Horizontal movement - const x = self.x + self.dx; - const ll = leftLimit[@enumToInt(self.side)]; - const rl = rightLimit[@enumToInt(self.side)]; - if (x < ll) { - self.x = ll; - self.dx = 0; - self.moveDuration = 0; - } else if (x > rl) { - self.x = rl; - self.dx = 0; - self.moveDuration = 0; - } else { - self.x = x; - if (self.moveDuration > 0) { - self.moveDuration -= 1; - if (self.moveDuration == 0) { - self.dx = 0; - } - } - } - // Vertical movement - const y = self.y + self.dy; - if (y < 12) { // jumping - self.y = 12; - self.dy = -self.dy; - } else if (y > 17) { // falling - self.y = 17; - self.dy = 0; - } 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; - } + self.x = utils.startingX[@enumToInt(self.side)]; + self.y = 160; } }; -const brother = - \\█ █ - \\█ █ █ - \\█████ - \\█████ - \\█ █ - \\█ █ -; +//----- Sprite ---------------------------------------------------------------- +const brother_width = 16; +const brother_height = 32; +const brother_flags = 0; // BLIT_1BPP +const brother = [64]u8{ 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xfb, 0xdf, 0xfb, 0xdf, 0xfb, 0xdf, 0xfb, 0xdf, 0xf9, 0x9f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f, 0xf8, 0x1f }; |