82 lines
2.4 KiB
JavaScript
82 lines
2.4 KiB
JavaScript
var ani_ocean = OS.A.Add("Ocean", 256, 256, {columns: 10, speed: 1/60});
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function oceanTilePrefab() {}
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var pr_ocean = OS.P.Add("Ocean Particle", {
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imageSrc: "images/ocean_sheet.png",
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animations: [ani_ocean],
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depth: -100, // Draw below everything.
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positionCheckStep: 30,
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positionCheckProgress: 30,
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doCheckPosition: false,
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moveTimer: 0,
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});
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pr_ocean.BeforeDo = function () {
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this.positionCheckProgress++;
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if (this.positionCheckProgress >= this.positionCheckStep) {
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this.positionCheckProgress = 0;
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this.doCheckPosition = true;
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}
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}
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pr_ocean.Do = function () {
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// Move around randomly.
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this.moveTimer++;
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if (this.moveTimer >= 120) {
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this.x += 1 * Math.round(Math.randomRange(-1, 1)) * OS.S.pixelScale;
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this.y += 1 * Math.round(Math.randomRange(-1, 1)) * OS.S.pixelScale;
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this.moveTimer = 0;
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}
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}
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pr_ocean.CheckPosition = function (checkX, checkY, direction) {
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if (this.doCheckPosition) {
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// If it's completely off the screen, then update position.
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if ((Math.abs(this.x - checkX) > (OS.camera.width + this.xBound)) ||
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(Math.abs(this.y - checkY) > (OS.camera.height + this.yBound)))
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{
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switch (direction) {
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case 0:
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this.x = checkX + (OS.camera.width + this.xBound) + randomSmidge();
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this.y = checkY + randomSmidge();
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break;
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case 45:
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this.x = checkX + (OS.camera.width + this.xBound) + randomSmidge();
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this.y = checkY - (OS.camera.height + this.yBound) + randomSmidge();
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break;
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case 90:
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this.x = checkX + randomSmidge();
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this.y = checkY - (OS.camera.height + this.yBound) + randomSmidge();
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break;
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case 135:
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this.x = checkX - (OS.camera.width + this.xBound) + randomSmidge();
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this.y = checkY - (OS.camera.height + this.yBound) + randomSmidge();
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break;
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case 180:
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this.x = checkX - (OS.camera.width + this.xBound) + randomSmidge();
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this.y = checkY + randomSmidge();
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break;
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case 225:
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this.x = checkX - (OS.camera.width + this.xBound) + randomSmidge();
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this.y = checkY + (OS.camera.height + this.yBound) + randomSmidge();
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break;
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case 270:
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this.x = checkX + randomSmidge();
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this.y = checkY + (OS.camera.height + this.yBound) + randomSmidge();
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break;
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case 315:
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this.x = checkX + (OS.camera.width + this.xBound) + randomSmidge();
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this.y = checkY + (OS.camera.height + this.yBound) + randomSmidge();
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break;
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default:
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console.log("No valid direction");
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break;
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}
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}
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this.doCheckPosition = false;
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}
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}
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