@openhps/core
Version:
Open Hybrid Positioning System - Core component
148 lines (139 loc) • 4.14 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
/**
* This renderer module provides a series of statistical information
* about the GPU memory and the rendering process. Useful for debugging
* and monitoring.
*/
class Info {
/**
* Constructs a new info component.
*/
constructor() {
/**
* Whether frame related metrics should automatically
* be resetted or not. This property should be set to `false`
* by apps which manage their own animation loop. They must
* then call `renderer.info.reset()` once per frame manually.
*
* @type {boolean}
* @default true
*/
this.autoReset = true;
/**
* The current frame ID. This ID is managed
* by `NodeFrame`.
*
* @type {number}
* @readonly
* @default 0
*/
this.frame = 0;
/**
* The number of render calls since the
* app has been started.
*
* @type {number}
* @readonly
* @default 0
*/
this.calls = 0;
/**
* Render related metrics.
*
* @type {Object}
* @readonly
* @property {number} calls - The number of render calls since the app has been started.
* @property {number} frameCalls - The number of render calls of the current frame.
* @property {number} drawCalls - The number of draw calls of the current frame.
* @property {number} triangles - The number of rendered triangle primitives of the current frame.
* @property {number} points - The number of rendered point primitives of the current frame.
* @property {number} lines - The number of rendered line primitives of the current frame.
* @property {number} timestamp - The timestamp of the frame when using `renderer.renderAsync()`.
*/
this.render = {
calls: 0,
frameCalls: 0,
drawCalls: 0,
triangles: 0,
points: 0,
lines: 0,
timestamp: 0
};
/**
* Compute related metrics.
*
* @type {Object}
* @readonly
* @property {number} calls - The number of compute calls since the app has been started.
* @property {number} frameCalls - The number of compute calls of the current frame.
* @property {number} timestamp - The timestamp of the frame when using `renderer.computeAsync()`.
*/
this.compute = {
calls: 0,
frameCalls: 0,
timestamp: 0
};
/**
* Memory related metrics.
*
* @type {Object}
* @readonly
* @property {number} geometries - The number of active geometries.
* @property {number} frameCalls - The number of active textures.
*/
this.memory = {
geometries: 0,
textures: 0
};
}
/**
* This method should be executed per draw call and updates the corresponding metrics.
*
* @param {Object3D} object - The 3D object that is going to be rendered.
* @param {number} count - The vertex or index count.
* @param {number} instanceCount - The instance count.
*/
update(object, count, instanceCount) {
this.render.drawCalls++;
if (object.isMesh || object.isSprite) {
this.render.triangles += instanceCount * (count / 3);
} else if (object.isPoints) {
this.render.points += instanceCount * count;
} else if (object.isLineSegments) {
this.render.lines += instanceCount * (count / 2);
} else if (object.isLine) {
this.render.lines += instanceCount * (count - 1);
} else {
console.error('THREE.WebGPUInfo: Unknown object type.');
}
}
/**
* Resets frame related metrics.
*/
reset() {
this.render.drawCalls = 0;
this.render.frameCalls = 0;
this.compute.frameCalls = 0;
this.render.triangles = 0;
this.render.points = 0;
this.render.lines = 0;
}
/**
* Performs a complete reset of the object.
*/
dispose() {
this.reset();
this.calls = 0;
this.render.calls = 0;
this.compute.calls = 0;
this.render.timestamp = 0;
this.compute.timestamp = 0;
this.memory.geometries = 0;
this.memory.textures = 0;
}
}
var _default = exports.default = Info;