Add existing to tracked

node_modules/@cesium/engine/Source/Renderer/ClearCommand.js

@@ -0,0 +1,102 @@
+import Color from "../Core/Color.js";
+import Frozen from "../Core/Frozen.js";
+
+/**
+ * Represents a command to the renderer for clearing a framebuffer.
+ *
+ * @private
+ * @constructor
+ */
+function ClearCommand(options) {
+  options = options ?? Frozen.EMPTY_OBJECT;
+
+  /**
+   * The value to clear the color buffer to.  When <code>undefined</code>, the color buffer is not cleared.
+   *
+   * @type {Color}
+   *
+   * @default undefined
+   */
+  this.color = options.color;
+
+  /**
+   * The value to clear the depth buffer to.  When <code>undefined</code>, the depth buffer is not cleared.
+   *
+   * @type {number}
+   *
+   * @default undefined
+   */
+  this.depth = options.depth;
+
+  /**
+   * The value to clear the stencil buffer to.  When <code>undefined</code>, the stencil buffer is not cleared.
+   *
+   * @type {number}
+   *
+   * @default undefined
+   */
+  this.stencil = options.stencil;
+
+  /**
+   * The render state to apply when executing the clear command.  The following states affect clearing:
+   * scissor test, color mask, depth mask, and stencil mask.  When the render state is
+   * <code>undefined</code>, the default render state is used.
+   *
+   * @type {RenderState}
+   *
+   * @default undefined
+   */
+  this.renderState = options.renderState;
+
+  /**
+   * The framebuffer to clear.
+   *
+   * @type {Framebuffer}
+   *
+   * @default undefined
+   */
+  this.framebuffer = options.framebuffer;
+
+  /**
+   * The object who created this command.  This is useful for debugging command
+   * execution; it allows you to see who created a command when you only have a
+   * reference to the command, and can be used to selectively execute commands
+   * with {@link Scene#debugCommandFilter}.
+   *
+   * @type {object}
+   *
+   * @default undefined
+   *
+   * @see Scene#debugCommandFilter
+   */
+  this.owner = options.owner;
+
+  /**
+   * The pass in which to run this command.
+   *
+   * @type {Pass}
+   *
+   * @default undefined
+   */
+  this.pass = options.pass;
+}
+
+/**
+ * Clears color to (0.0, 0.0, 0.0, 0.0); depth to 1.0; and stencil to 0.
+ *
+ * @type {ClearCommand}
+ *
+ * @constant
+ */
+ClearCommand.ALL = Object.freeze(
+  new ClearCommand({
+    color: new Color(0.0, 0.0, 0.0, 0.0),
+    depth: 1.0,
+    stencil: 0.0,
+  }),
+);
+
+ClearCommand.prototype.execute = function (context, passState) {
+  context.clear(this, passState);
+};
+export default ClearCommand;