Update globe files

2021-10-02 20:33:41 +02:00
parent 2dc1393dc2
commit 717d100d76
34 changed files with 97 additions and 105 deletions
--- a/src/modules/globe/beam/Object3d.js
+++ b/src/modules/globe/beam/Object3d.js
@@ -0,0 +1,142 @@
+import * as mat4 from './glMatrix/mat4';
+import * as mat3 from './glMatrix/mat3';
+import * as quat from './glMatrix/quat';
+import * as vec3 from './glMatrix/vec3';
+
+
+class Object3d {
+
+	constructor() {
+		
+		this.position     = vec3.create();
+		this.rotation     = vec3.create();
+		this.scale        = vec3.create();
+		this.lookAt       = null;
+		
+		//use to diff and only update matrix if needed
+		this.lastPosition       = vec3.create();
+		this.lastRotation       = vec3.create();
+		this.lastScale          = vec3.create();
+		this.lastLookAt         = vec3.create();
+
+		vec3.set(this.scale, 1, 1, 1);
+		this.up           = vec3.create();
+		vec3.set(this.up, 0, 1, 0);
+		this.matrix       = mat4.create();//modelMatrix
+		this.worldMatrix  = mat4.create();//modelMatrix * parentMatri(x|ces)
+
+		this.quaternion    = null;//quat.create();
+		this._quaternion   = quat.create();
+
+		this.inverseWorldMatrix =  mat4.create();
+
+		this._invLookatMat4 = mat4.create();
+		this._m3Rotation = mat3.create();
+		this._rotationMat4 = mat4.create();
+		this._lookAtMat4 = mat4.create();
+
+		this._lastUpdate = Date.now()
+			
+	}
+
+	render() {
+
+		let needsUpdate = false;
+		// let needsUpdateOrigin = null;
+		if (this.position[0] !== this.lastPosition[0] ||
+			this.position[1] !== this.lastPosition[1] ||
+			this.position[2] !== this.lastPosition[2] ) {
+			this.lastPosition[0] = this.position[0];
+			this.lastPosition[1] = this.position[1];
+			this.lastPosition[2] = this.position[2];
+			// needsUpdateOrigin = 'position'
+			needsUpdate = true;
+		}
+		else if (
+			this.rotation[0] !== this.lastRotation[0] ||
+			this.rotation[1] !== this.lastRotation[1] ||
+			this.rotation[2] !== this.lastRotation[2] ) {
+			this.lastScale[0] = this.rotation[0];
+			this.lastScale[1] = this.rotation[1];
+			this.lastScale[2] = this.rotation[2];
+			// needsUpdateOrigin = 'rotation'
+			needsUpdate = true;
+		}
+		else if (
+			this.scale[0] !== this.lastScale[0] ||
+			this.scale[1] !== this.lastScale[1] ||
+			this.scale[2] !== this.lastScale[2] ) {
+			this.lastScale[0] = this.scale[0];
+			this.lastScale[1] = this.scale[1];
+			this.lastScale[2] = this.scale[2];
+			// needsUpdateOrigin = 'scale'
+			needsUpdate = true;
+		}
+		else if (
+			this.lookAt !== null &&
+			( this.lookAt[0] !== this.lastLookAt[0] ||
+			  this.lookAt[1] !== this.lastLookAt[1] ||
+			  this.lookAt[2] !== this.lastLookAt[2] ) ) {
+			this.lastLookAt[0] = this.lookAt[0];
+			this.lastLookAt[1] = this.lookAt[1];
+			this.lastLookAt[2] = this.lookAt[2];
+			// needsUpdateOrigin = 'lookAt'
+			needsUpdate = true;
+		}
+
+			this.updateMatrix();
+			this.updateWorldMatrix();
+	
+	}
+
+	updateMatrix() {
+		
+		mat4.identity(this.matrix);
+		mat4.identity(this._invLookatMat4)
+		mat3.identity(this._m3Rotation)
+		mat4.identity(this._rotationMat4)
+		mat4.identity(this._lookAtMat4)
+
+		if (this.quaternion) {
+			mat4.fromRotationTranslation(this.matrix, this.quaternion, this.position );
+		}
+		else {
+			mat4.translate(this.matrix, this.matrix, this.position);
+			mat4.rotateX(this._rotationMat4, this._rotationMat4, this.rotation[0]);
+			mat4.rotateY(this._rotationMat4, this._rotationMat4, this.rotation[1]);
+			mat4.rotateZ(this._rotationMat4, this._rotationMat4, this.rotation[2]);
+		}
+
+		if (this.lookAt !== null) {
+
+			mat4.lookAt(
+				this.matrix, 
+				this.position, 
+				this.lookAt,
+				this.up
+			);
+
+			mat4.invert(this.matrix, this.matrix);
+			mat4.scale(this.matrix, this.matrix, this.scale);	
+			
+		}
+		else {
+			mat4.scale(this.matrix, this.matrix, this.scale);
+			mat4.multiply(this.matrix, this.matrix, this._rotationMat4);
+		}
+	}
+
+	updateWorldMatrix() {
+		if (this.parent) {
+			mat4.multiply(this.worldMatrix, this.parent.worldMatrix, this.matrix );
+		}
+		else{
+			this.worldMatrix = this.matrix;
+		}
+		mat4.invert(this.inverseWorldMatrix, this.worldMatrix);
+	}
+
+}
+
+
+export default Object3d;