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game over slow down fx (fixes #39)

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This commit is contained in:
Diego F. Goberna
2018-10-09 21:36:35 +02:00
parent f9604ace05
commit b7e36bf760
13 changed files with 198 additions and 9 deletions
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29
src/components/beat.js
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@@ -76,6 +76,10 @@ AFRAME.registerComponent('beat', {
var blockEl = this.blockEl = document.createElement('a-entity');
var signEl = this.signEl = document.createElement('a-entity');
this.el.object3D.visible = true;
blockEl.setAttribute('material', {opacity: 1});
signEl.setAttribute('material', {opacity: 1});
// Small offset to prevent z-fighting when the blocks are far away
signEl.object3D.position.z += 0.02;
blockEl.appendChild(signEl);
@@ -430,20 +434,30 @@ AFRAME.registerComponent('beat', {
}
}
this.el.object3D.position.z += this.data.speed * (timeDelta / 1000);
this.el.object3D.position.z += this.data.speed * this.system.speed * (timeDelta / 1000);
this.backToPool = this.el.object3D.position.z >= 2;
if (this.system.speed < 1.0) {
if (this.system.speed <= 0){
this.el.object3D.visible = false;
}
else {
this.blockEl.setAttribute('material', {opacity: this.system.speed});
this.signEl.setAttribute('material', {opacity: this.system.speed});
}
}
} else {
// Update gravity velocity.
this.gravityVelocity = getGravityVelocity(this.gravityVelocity, timeDelta);
this.el.object3D.position.y += this.gravityVelocity * (timeDelta / 1000);
rightCutNormal.copy(this.rightCutPlane.normal).multiplyScalar((this.data.speed / 2) * (timeDelta / 500));
rightCutNormal.copy(this.rightCutPlane.normal).multiplyScalar((this.data.speed * this.system.speed / 2) * (timeDelta / 500));
rightCutNormal.y = 0; // Y handled by gravity.
this.partRightEl.object3D.position.add(rightCutNormal);
this.partRightEl.object3D.setRotationFromAxisAngle(this.rotationAxis, rightRotation);
rightRotation = rightRotation >= 2 * Math.PI ? 0 : rightRotation + rotationStep;
leftCutNormal.copy(this.leftCutPlane.normal).multiplyScalar((this.data.speed / 2) * (timeDelta / 500));
leftCutNormal.copy(this.leftCutPlane.normal).multiplyScalar((this.data.speed * this.system.speed / 2) * (timeDelta / 500));
leftCutNormal.y = 0; // Y handled by gravity.
this.partLeftEl.object3D.position.add(leftCutNormal);
this.partLeftEl.object3D.setRotationFromAxisAngle(this.rotationAxis, leftRotation);
@@ -489,3 +503,12 @@ function getGravityVelocity (velocity, timeDelta) {
const GRAVITY = -9.8;
return velocity + (GRAVITY * (timeDelta / 1000));
}
/**
* Beat system to coordinate the speed down of all beats on game over
*/
AFRAME.registerSystem('beat', {
speed: 1.0
});