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New labs demo. Added moveForward and moveBackward to Body.

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photonstorm
2014-02-18 04:49:03 +00:00
parent 5d5c64d22f
commit 63145d7735
6 changed files with 439 additions and 0 deletions
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src/physics/Body.js
+35
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@@ -205,6 +205,40 @@ Phaser.Physics.Body.prototype = {
},
/**
* Moves the Body forwards based on its current angle and the given speed.
* The speed is represented in pixels per second. So a value of 100 would move 100 pixels in 1 second (1000ms).
*
* @method Phaser.Physics.Body#moveForward
* @param {number} speed - The speed at which it should move forwards.
*/
moveForward: function (speed) {
var magnitude = this.px2p(-speed);
var angle = this.data.angle + Math.PI / 2;
this.data.velocity[0] = magnitude * Math.cos(angle);
this.data.velocity[1] = magnitude * Math.sin(angle);
},
/**
* Moves the Body backwards based on its current angle and the given speed.
* The speed is represented in pixels per second. So a value of 100 would move 100 pixels in 1 second (1000ms).
*
* @method Phaser.Physics.Body#moveBackward
* @param {number} speed - The speed at which it should move backwards.
*/
moveBackward: function (speed) {
var magnitude = this.px2p(-speed);
var angle = this.data.angle + Math.PI / 2;
this.data.velocity[0] = -(magnitude * Math.cos(angle));
this.data.velocity[1] = -(magnitude * Math.sin(angle));
},
/**
* Applies a force to the Body that causes it to 'thrust' forwards, based on its current angle and the given speed.
* The speed is represented in pixels per second. So a value of 100 would move 100 pixels in 1 second (1000ms).
@@ -859,6 +893,7 @@ Object.defineProperty(Phaser.Physics.Body.prototype, "kinematic", {
if (value && this.data.motionState !== Phaser.KINEMATIC)
{
this.data.motionState = Phaser.KINEMATIC;
this.mass = 4;
}
else if (!value && this.data.motionState === Phaser.KINEMATIC)
{