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Added Sprite.fixedToCamera, fixed Angular Velocity and Acceleration, fixed jittery Camera, added skipQuadTree flag and created lots more examples.

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This commit is contained in:
photonstorm
2013-10-08 00:58:20 +01:00
parent 1bc6ac25fa
commit c307f79102
20 changed files with 444 additions and 61 deletions
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src/physics/arcade/ArcadePhysics.js
+3 -3
View File
@@ -48,9 +48,9 @@ Phaser.Physics.Arcade.prototype = {
// If you're wondering why the velocity is halved and applied twice, read this: http://www.niksula.hut.fi/~hkankaan/Homepages/gravity.html
// Rotation
this._velocityDelta = (this.computeVelocity(0, false, body.angularVelocity, body.angularAcceleration, body.angularDrag, body.maxAngular) - body.angularVelocity) / 2;
this._velocityDelta = (this.computeVelocity(0, body, body.angularVelocity, body.angularAcceleration, body.angularDrag, body.maxAngular) - body.angularVelocity) / 2;
body.angularVelocity += this._velocityDelta;
body.rotation += body.angularVelocity * this.game.time.physicsElapsed;
body.rotation += (body.angularVelocity * this.game.time.physicsElapsed);
body.angularVelocity += this._velocityDelta;
// Horizontal
@@ -100,7 +100,7 @@ Phaser.Physics.Arcade.prototype = {
if (velocity - this._drag > 0)
{
velocity = velocity - this._drag;
velocity -= this._drag;
}
else if (velocity + this._drag < 0)
{
src/physics/arcade/Body.js
+17 -18
View File
@@ -9,6 +9,7 @@ Phaser.Physics.Arcade.Body = function (sprite) {
this.y = sprite.y;
this.preX = sprite.x;
this.preY = sprite.y;
this.preRotation = sprite.angle;
// un-scaled original size
this.sourceWidth = sprite.currentFrame.sourceSizeW;
@@ -37,6 +38,7 @@ Phaser.Physics.Arcade.Body = function (sprite) {
this.maxAngular = 1000;
this.mass = 1;
this.skipQuadTree = false;
this.quadTreeIDs = [];
this.quadTreeIndex = -1;
@@ -105,22 +107,23 @@ Phaser.Physics.Arcade.Body.prototype = {
this.preX = (this.sprite.worldTransform[2] - (this.sprite.anchor.x * this.width)) + this.offset.x;
this.preY = (this.sprite.worldTransform[5] - (this.sprite.anchor.y * this.height)) + this.offset.y;
this.rotation = this.sprite.angle;
this.preRotation = this.sprite.angle;
this.x = this.preX;
this.y = this.preY;
this.rotation = this.preRotation;
if (this.moves)
{
this.game.physics.updateMotion(this);
if (this.collideWorldBounds)
{
this.checkWorldBounds();
}
}
if (this.collideWorldBounds)
{
this.checkWorldBounds();
}
if (this.allowCollision.none == false && this.sprite.visible && this.sprite.alive)
if (this.skipQuadTree == false && this.allowCollision.none == false && this.sprite.visible && this.sprite.alive)
{
this.quadTreeIDs = [];
this.quadTreeIndex = -1;
@@ -159,20 +162,12 @@ Phaser.Physics.Arcade.Body.prototype = {
this.facing = Phaser.DOWN;
}
if (this.deltaX() != 0)
{
this.sprite.x += this.deltaX();
}
if (this.deltaY() != 0)
{
this.sprite.y += this.deltaY();
}
this.sprite.x += this.deltaX();
this.sprite.y += this.deltaY();
if (this.allowRotation)
{
// Needs to use rotation delta
// this.sprite.angle += this.rotation;
this.sprite.angle += this.deltaZ();
}
},
@@ -247,6 +242,10 @@ Phaser.Physics.Arcade.Body.prototype = {
deltaY: function () {
return this.y - this.preY;
},
deltaZ: function () {
return this.rotation - this.preRotation;
}
};