sdfsdfs

node_modules/pixi.js/lib/rendering/renderers/gpu/buffer/UboBatch.js

@@ -0,0 +1,42 @@
+'use strict';
+
+"use strict";
+class UboBatch {
+  constructor({ minUniformOffsetAlignment }) {
+    this._minUniformOffsetAlignment = 256;
+    this.byteIndex = 0;
+    this._minUniformOffsetAlignment = minUniformOffsetAlignment;
+    this.data = new Float32Array(65535);
+  }
+  clear() {
+    this.byteIndex = 0;
+  }
+  addEmptyGroup(size) {
+    if (size > this._minUniformOffsetAlignment / 4) {
+      throw new Error(`UniformBufferBatch: array is too large: ${size * 4}`);
+    }
+    const start = this.byteIndex;
+    let newSize = start + size * 4;
+    newSize = Math.ceil(newSize / this._minUniformOffsetAlignment) * this._minUniformOffsetAlignment;
+    if (newSize > this.data.length * 4) {
+      throw new Error("UniformBufferBatch: ubo batch got too big");
+    }
+    this.byteIndex = newSize;
+    return start;
+  }
+  addGroup(array) {
+    const offset = this.addEmptyGroup(array.length);
+    for (let i = 0; i < array.length; i++) {
+      this.data[offset / 4 + i] = array[i];
+    }
+    return offset;
+  }
+  destroy() {
+    this._buffer.destroy();
+    this._buffer = null;
+    this.data = null;
+  }
+}
+
+exports.UboBatch = UboBatch;
+//# sourceMappingURL=UboBatch.js.map