mage-engine
Version:
A WebGL Javascript Game Engine, built on top of THREE.js and many other libraries.
751 lines (737 loc) • 38 kB
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<title>Code coverage report for entities/camera.js</title>
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<h1><a href="../index.html">All files</a> / <a href="index.html">entities</a> camera.js</h1>
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<div class='fl pad1y space-right2'>
<span class="strong">0% </span>
<span class="quiet">Statements</span>
<span class='fraction'>0/86</span>
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<span class="strong">0% </span>
<span class="quiet">Branches</span>
<span class='fraction'>0/52</span>
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<span class="strong">0% </span>
<span class="quiet">Functions</span>
<span class='fraction'>0/20</span>
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<span class="strong">0% </span>
<span class="quiet">Lines</span>
<span class='fraction'>0/85</span>
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Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block.
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<pre><table class="coverage">
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">import { PerspectiveCamera, Vector3, CameraHelper } from "three";
import config from "../core/config";
import Scene from "../core/Scene";
import { ENTITY_TYPES } from "./constants";
import Entity from "./Entity";
import HelperSprite from "./base/HelperSprite";
import { TAGS } from "../lib/constants";
export default class Camera extends Entity {
<span class="fstat-no" title="function not covered" > co</span>nstructor(options = <span class="branch-0 cbranch-no" title="branch not covered" >{})</span> {
const {
name = <span class="branch-0 cbranch-no" title="branch not covered" >"Main PerspectiveCamera",</span>
fov = <span class="branch-0 cbranch-no" title="branch not covered" >config.camera().fov,</span>
ratio = <span class="branch-0 cbranch-no" title="branch not covered" >config.screen().ratio,</span>
near = <span class="branch-0 cbranch-no" title="branch not covered" >config.camera().near,</span>
far = <span class="branch-0 cbranch-no" title="branch not covered" >config.camera().far,</span>
serializable = <span class="branch-0 cbranch-no" title="branch not covered" >true,</span>
} = <span class="cstat-no" title="statement not covered" >options;</span>
<span class="cstat-no" title="statement not covered" > super({ name, serializable });</span>
<span class="cstat-no" title="statement not covered" > this.extendOptions(options);</span>
const body = <span class="cstat-no" title="statement not covered" >new PerspectiveCamera(fov, ratio, near, far);</span>
<span class="cstat-no" title="statement not covered" > this.setBody({ body });</span>
<span class="cstat-no" title="statement not covered" > this.setEntityType(ENTITY_TYPES.CAMERA.TYPE);</span>
<span class="cstat-no" title="statement not covered" > this.setEntitySubtype(ENTITY_TYPES.CAMERA.SUBTYPES.MAIN);</span>
<span class="cstat-no" title="statement not covered" > this.setName(name);</span>
// Helper body for this camera
<span class="cstat-no" title="statement not covered" > this.isUsingHelper = false;</span>
// Holder body representing the camera (for selection in editor)
<span class="cstat-no" title="statement not covered" > this.holder = null;</span>
// THREE.js CameraHelper for visual feedback
<span class="cstat-no" title="statement not covered" > this.helper = null;</span>
}
<span class="fstat-no" title="function not covered" > ha</span>sHolder() {
<span class="cstat-no" title="statement not covered" > return !!this.holder;</span>
}
<span class="fstat-no" title="function not covered" > us</span>ingHelper() {
<span class="cstat-no" title="statement not covered" > return this.isUsingHelper;</span>
}
<span class="fstat-no" title="function not covered" > ad</span>dHolder(name = <span class="branch-0 cbranch-no" title="branch not covered" >"cameraholder",</span> size = <span class="branch-0 cbranch-no" title="branch not covered" >0.05)</span> {
const holderSprite = <span class="cstat-no" title="statement not covered" >new HelperSprite(size, size, name, { name });</span>
<span class="cstat-no" title="statement not covered" > if (holderSprite) {</span>
<span class="cstat-no" title="statement not covered" > holderSprite.setSizeAttenuation(false);</span>
<span class="cstat-no" title="statement not covered" > holderSprite.setDepthTest(false);</span>
<span class="cstat-no" title="statement not covered" > holderSprite.setDepthWrite(false);</span>
<span class="cstat-no" title="statement not covered" > holderSprite.setSerializable(false);</span>
<span class="cstat-no" title="statement not covered" > holderSprite.setPosition(this.getPosition());</span>
<span class="cstat-no" title="statement not covered" > holderSprite.addTags([TAGS.HELPER, TAGS.CAMERA_HELPER, name]);</span>
<span class="cstat-no" title="statement not covered" > holderSprite.setHelperTarget(this);</span>
<span class="cstat-no" title="statement not covered" > this.holder = holderSprite;</span>
<span class="cstat-no" title="statement not covered" > return true;</span>
}
<span class="cstat-no" title="statement not covered" > console.warn("[Mage] Camera holder texture not found");</span>
<span class="cstat-no" title="statement not covered" > return false;</span>
}
<span class="fstat-no" title="function not covered" > ad</span>dHelpers({ holderName = <span class="branch-0 cbranch-no" title="branch not covered" >"cameraholder",</span> holderSize = <span class="branch-0 cbranch-no" title="branch not covered" >0.05 </span>} = <span class="branch-0 cbranch-no" title="branch not covered" >{})</span> {
// Add THREE.js CameraHelper for visual feedback
<span class="cstat-no" title="statement not covered" > this.helper = new CameraHelper(this.getBody());</span>
// Set to layer 1 ONLY so mirrors don't render camera helper
<span class="cstat-no" title="statement not covered" > this.helper.layers.set(1);</span>
// Disable depth test so helper always renders on top of sky/water
<span class="cstat-no" title="statement not covered" > this.helper.renderOrder = 999;</span>
// Helper function to set depth properties on materials
const setMaterialDepth = <span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >(m</span>aterial) => {</span>
<span class="cstat-no" title="statement not covered" > if (!material) <span class="cstat-no" title="statement not covered" >return;</span></span>
const mats = <span class="cstat-no" title="statement not covered" >Array.isArray(material) ? material : [material];</span>
<span class="cstat-no" title="statement not covered" > mats.forEach(<span class="fstat-no" title="function not covered" >ma</span>t => {</span>
<span class="cstat-no" title="statement not covered" > mat.depthTest = false;</span>
<span class="cstat-no" title="statement not covered" > mat.depthWrite = false;</span>
<span class="cstat-no" title="statement not covered" > mat.transparent = true;</span>
<span class="cstat-no" title="statement not covered" > mat.needsUpdate = true;</span>
});
};
<span class="cstat-no" title="statement not covered" > setMaterialDepth(this.helper.material);</span>
// Also apply to all children
<span class="cstat-no" title="statement not covered" > this.helper.traverse(<span class="fstat-no" title="function not covered" >ch</span>ild => {</span>
<span class="cstat-no" title="statement not covered" > child.layers.set(1);</span>
<span class="cstat-no" title="statement not covered" > child.renderOrder = 999;</span>
<span class="cstat-no" title="statement not covered" > setMaterialDepth(child.material);</span>
});
<span class="cstat-no" title="statement not covered" > Scene.add(this.helper, null, false);</span>
// Add holder sprite for selection
<span class="cstat-no" title="statement not covered" > this.addHolder(holderName, holderSize);</span>
<span class="cstat-no" title="statement not covered" > this.isUsingHelper = true;</span>
}
<span class="fstat-no" title="function not covered" > ge</span>tPosition() {
<span class="cstat-no" title="statement not covered" > return {</span>
x: this.body.position.x,
y: this.body.position.y,
z: this.body.position.z,
};
}
<span class="fstat-no" title="function not covered" > ge</span>tDirection() {
const vector = <span class="cstat-no" title="statement not covered" >new Vector3();</span>
const { x, y, z } = <span class="cstat-no" title="statement not covered" >this.getBody().getWorldDirection(vector);</span>
<span class="cstat-no" title="statement not covered" > return {</span>
x,
y,
z,
};
}
<span class="fstat-no" title="function not covered" > lo</span>okAt(position = <span class="branch-0 cbranch-no" title="branch not covered" >{})</span> {
const { x = <span class="branch-0 cbranch-no" title="branch not covered" >0,</span> y = <span class="branch-0 cbranch-no" title="branch not covered" >0,</span> z = <span class="branch-0 cbranch-no" title="branch not covered" >0 </span>} = <span class="cstat-no" title="statement not covered" >position;</span>
<span class="cstat-no" title="statement not covered" > this.body.lookAt(x, y, z);</span>
}
<span class="fstat-no" title="function not covered" > se</span>tPosition(where, { updateHolder = <span class="branch-0 cbranch-no" title="branch not covered" >true </span>} = <span class="branch-0 cbranch-no" title="branch not covered" >{})</span> {
const currentPos = <span class="cstat-no" title="statement not covered" >this.getPosition();</span>
const position = <span class="cstat-no" title="statement not covered" >{</span>
x: currentPos.x,
y: currentPos.y,
z: currentPos.z,
...where,
};
const { x, y, z } = <span class="cstat-no" title="statement not covered" >position;</span>
<span class="cstat-no" title="statement not covered" > if (this.hasBody()) {</span>
<span class="cstat-no" title="statement not covered" > this.body.position.set(x, y, z);</span>
}
<span class="cstat-no" title="statement not covered" > if (this.hasHolder() && updateHolder) {</span>
<span class="cstat-no" title="statement not covered" > this.holder.setPosition({ x, y, z });</span>
}
}
<span class="fstat-no" title="function not covered" > up</span>date(dt) {
<span class="cstat-no" title="statement not covered" > super.update && super.update(dt);</span>
// Update the THREE.js CameraHelper
<span class="cstat-no" title="statement not covered" > if (this.usingHelper() && this.helper) {</span>
<span class="cstat-no" title="statement not covered" > this.helper.update();</span>
}
// Sync camera position from holder (when user drags the holder)
<span class="cstat-no" title="statement not covered" > if (this.hasHolder()) {</span>
// Read directly from the holder's THREE.js body position
const holderBody = <span class="cstat-no" title="statement not covered" >this.holder.getBody();</span>
const holderPos = <span class="cstat-no" title="statement not covered" >{</span>
x: holderBody.position.x,
y: holderBody.position.y,
z: holderBody.position.z,
};
const cameraPos = <span class="cstat-no" title="statement not covered" >this.getPosition();</span>
// Only update if positions differ significantly
const threshold = <span class="cstat-no" title="statement not covered" >0.001;</span>
<span class="cstat-no" title="statement not covered" > if (Math.abs(holderPos.x - cameraPos.x) > threshold ||</span>
Math.abs(holderPos.y - cameraPos.y) > threshold ||
Math.abs(holderPos.z - cameraPos.z) > threshold) {
<span class="cstat-no" title="statement not covered" > this.setPosition(holderPos, { updateHolder: false });</span>
}
}
}
<span class="fstat-no" title="function not covered" > ge</span>tFov() {
<span class="cstat-no" title="statement not covered" > return this.getBody().fov;</span>
}
<span class="fstat-no" title="function not covered" > se</span>tFov(fov) {
const num = <span class="cstat-no" title="statement not covered" >Number(fov);</span>
const numericFov = <span class="cstat-no" title="statement not covered" >Number.isFinite(num) ? num : 75;</span>
<span class="cstat-no" title="statement not covered" > this.getBody().fov = numericFov;</span>
<span class="cstat-no" title="statement not covered" > this.getBody().updateProjectionMatrix();</span>
}
<span class="fstat-no" title="function not covered" > ge</span>tNear() {
<span class="cstat-no" title="statement not covered" > return this.getBody().near;</span>
}
<span class="fstat-no" title="function not covered" > se</span>tNear(near) {
const num = <span class="cstat-no" title="statement not covered" >Number(near);</span>
const numericNear = <span class="cstat-no" title="statement not covered" >Number.isFinite(num) ? num : 0.1;</span>
<span class="cstat-no" title="statement not covered" > this.getBody().near = numericNear;</span>
<span class="cstat-no" title="statement not covered" > this.getBody().updateProjectionMatrix();</span>
}
<span class="fstat-no" title="function not covered" > ge</span>tFar() {
<span class="cstat-no" title="statement not covered" > return this.getBody().far;</span>
}
<span class="fstat-no" title="function not covered" > se</span>tFar(far) {
const num = <span class="cstat-no" title="statement not covered" >Number(far);</span>
const numericFar = <span class="cstat-no" title="statement not covered" >Number.isFinite(num) ? num : 3000000;</span>
<span class="cstat-no" title="statement not covered" > this.getBody().far = numericFar;</span>
<span class="cstat-no" title="statement not covered" > this.getBody().updateProjectionMatrix();</span>
}
<span class="fstat-no" title="function not covered" > to</span>JSON(parseJSON = <span class="branch-0 cbranch-no" title="branch not covered" >false)</span> {
<span class="cstat-no" title="statement not covered" > if (this.isSerializable()) {</span>
<span class="cstat-no" title="statement not covered" > return {</span>
...super.toJSON(parseJSON),
fov: this.getFov(),
near: this.getNear(),
far: this.getFar(),
};
}
}
}
</pre></td></tr></table></pre>
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