Trails

Trails.user.js

// ==UserScript==
// @name            Trails
// @version         0.0.3
// @description     Adds particle trails to all players all the time (you need to enable Particles & WebGL in your Settings)
// @author          nabby
// @include         https://*.koalabeast.com/game
// @include         https://*.koalabeast.com/game?*
// @updateURL       https://gist.github.com/nabbynz/2069ebc0fa085f82539c15595c425cd4/raw/Trails.user.js
// @downloadURL     https://gist.github.com/nabbynz/2069ebc0fa085f82539c15595c425cd4/raw/Trails.user.js
// @grant           none
// ==/UserScript==

console.log('START: ' + GM_info.script.name + ' (v' + GM_info.script.version + ' by ' + GM_info.script.author + ')');


//--- start options ---
const showTrails = true;
const showTrails_AllPlayers = true; //if `false` trails will only show on your ball (`true` may crash the game - untested!)

const showSpeedTrails = true;
const showSpeedTrails_Threshold = 1.4; //e.g. 0.8 = @ 80% of your max speed the trail will show. 1.1 = when you're going 10% faster than your normal max speed.
//--- end options ---


tagpro.ready(function() {
    const tr = tagpro.renderer;

    if (showSpeedTrails) {
        tr.createPlayerEmitter = function(player) {
            if (tr.options.disableParticles) return;

            player.sprites.emitter = new PIXI.particles.Emitter(tr.layers.midground, [tr.particleTexture], tagpro.particleDefinitions.playerEmitter);
            player.sprites.emitter.keep = true;
            tr.emitters.push(player.sprites.emitter);
            player.sprites.emitter.emit = false;
        };
        
        tr.updatePlayerEmitter = function(player) {
            const t = player.sprite.visible && !player.dead && ((player.speed || 0) > player.ms * showSpeedTrails_Threshold);
            const n = t && !player.sprites.emitter.emit;

            player.sprites.emitter.emit = t;
            player.sprites.emitter.updateOwnerPos(player.x, player.y);
            if (n) player.sprites.emitter.resetPositionTracking();
        };

        tagpro.particleDefinitions.playerEmitter = {
            "alpha": {
                "start": 0.5,
                "end": 0.1
            },
            "scale": {
                "start": 0.2,
                "end": 0.1,
                "minimumScaleMultiplier": 1
            },
            "color": {
                "start": "#fff700",
                "end": "#ff5500"
            },
            "speed": {
                "start": 0,
                "end": 0,
                "minimumSpeedMultiplier": 1
            },
            "acceleration": {
                "x": 0,
                "y": 0
            },
            "maxSpeed": 0,
            "startRotation": {
                "min": 0,
                "max": 0
            },
            "noRotation": false,
            "rotationSpeed": {
                "min": 0,
                "max": 0
            },
            "lifetime": {
                "min": 0.2,
                "max": 0.8
            },
            "blendMode": "normal",
            "frequency": 0.008,
            "emitterLifetime": -1,
            "maxParticles": 30,
            "pos": {
                "x": 20,
                "y": 20
            },
            "addAtBack": false,
            "spawnType": "point"
        };
    }

    if (showTrails) {
        tagpro.particleDefinitions.trailRed = {
            "alpha": {
                "start": 0.5,
                "end": 0.5
            },
            "scale": {
                "start": 0.2,
                "end": 0.15,
                "minimumScaleMultiplier": 1
            },
            "color": {
                "start": "#b30000",
                "end": "#8a2c2c"
            },
            "speed": {
                "start": 10,
                "end": 10,
                "minimumSpeedMultiplier": 1
            },
            "acceleration": {
                "x": 0,
                "y": 0
            },
            "maxSpeed": 0,
            "startRotation": {
                "min": 0,
                "max": 0
            },
            "noRotation": true,
            "rotationSpeed": {
                "min": 0,
                "max": 0
            },
            "lifetime": {
                "min": 0.5,
                "max": 1
            },
            "blendMode": "normal",
            "frequency": 0.04,
            "emitterLifetime": -1,
            "maxParticles": 20,
            "pos": {
                "x": 20,
                "y": 20
            },
            "addAtBack": false,
            "spawnType": "burst",
            "particlesPerWave": 1,
            "particleSpacing": 0,
            "angleStart": 0
        };

        tagpro.particleDefinitions.trailBlue = {
            "alpha": {
                "start": 0.5,
                "end": 0.5
            },
            "scale": {
                "start": 0.2,
                "end": 0.15,
                "minimumScaleMultiplier": 1
            },
            "color": {
                "start": "#3333ff",
                "end": "#0077ff"
            },
            "speed": {
                "start": 10,
                "end": 10,
                "minimumSpeedMultiplier": 1
            },
            "acceleration": {
                "x": 0,
                "y": 0
            },
            "maxSpeed": 0,
            "startRotation": {
                "min": 0,
                "max": 0
            },
            "noRotation": true,
            "rotationSpeed": {
                "min": 0,
                "max": 0
            },
            "lifetime": {
                "min": 0.5,
                "max": 1
            },
            "blendMode": "normal",
            "frequency": 0.04,
            "emitterLifetime": -1,
            "maxParticles": 20,
            "pos": {
                "x": 20,
                "y": 20
            },
            "addAtBack": false,
            "spawnType": "burst",
            "particlesPerWave": 1,
            "particleSpacing": 0,
            "angleStart": 0
        };


        let dP = tagpro.renderer.drawPlayer;

        tr.drawPlayer = function(player) {
            if (showTrails_AllPlayers || !showTrails_AllPlayers && (player.id === tagpro.playerId)) {
                if (!tr.options.disableParticles && !player.trailEmitter) {
                    let i = new PIXI.particles.Emitter(tr.layers.midground, [tr.particleTexture], (player.team === 1 ? tagpro.particleDefinitions.trailRed : tagpro.particleDefinitions.trailBlue));
                    tr.emitters.push(i);
                    player.trailEmitter = i;
                    player.trailEmitter.keep = !0;
                }

                if (player.sprites.actualBall.tileId !== (player.team === 1 ? "redball" : "blueball")) {
                    let emitterIndex = tr.emitters.indexOf(player.trailEmitter);

                    if (emitterIndex !== -1) {
                        tr.emitters.splice(emitterIndex, 1);
                    }
                    if (player.trailEmitter) {
                        player.trailEmitter.destroy();
                        player.trailEmitter = null;
                    }
                }

                if (player.trailEmitter) {
                    const t = player.sprite.visible && !player.dead;
                    const n = t && !player.trailEmitter.emit;

                    player.trailEmitter.emit = t;
                    player.trailEmitter.updateOwnerPos(player.x, player.y);
                    if (n) player.trailEmitter.resetPositionTracking();
                }

                return dP.apply(this, arguments);

            } else {
                return dP.apply(this, arguments);
            }
        };
    }

});