28 lines
1.3 KiB
Plaintext
28 lines
1.3 KiB
Plaintext
// Built-in straight projectiles handle the normal volley and collision rules.
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// Firing callbacks add audio and counters; impact callbacks add hit visuals.
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fn on_fire(event, state, random) {
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let bursts = if state.contains("bursts") { state.bursts % 100000 + 1 } else { 1 };
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let hits = if state.contains("hits") { state.hits } else { 0 };
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let commands = [
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#{ op: "play_sound", sound: "pulse_cannon:fire" }
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];
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// Every third burst adds a deterministic pair of shallow angled pulses.
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if bursts % 3 == 0 {
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let spread = 1 + random[0] % 2;
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commands.push(#{ op: "projectile", weapon: "pulse_cannon:projectile", x: event.x - 8, y: event.y - 3, vx: -spread, vy: -8 });
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commands.push(#{ op: "projectile", weapon: "pulse_cannon:projectile", x: event.x + 8, y: event.y - 3, vx: spread, vy: -8 });
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}
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#{ commands: commands, state: #{ bursts: bursts, hits: hits } }
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}
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fn on_hit(event, state, random) {
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let bursts = if state.contains("bursts") { state.bursts } else { 0 };
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let hits = if state.contains("hits") { state.hits % 100000 + 1 } else { 1 };
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let commands = [
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#{ op: "play_sound", sound: "pulse_cannon:impact" },
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#{ op: "effect", x: event.x, y: event.y }
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];
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#{ commands: commands, state: #{ bursts: bursts, hits: hits } }
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}
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