Added node based web map renderer

map_renderer/src/lib/binary.js

@@ -0,0 +1,15 @@
+export function readU16LE(buffer, offset) {
+  return buffer.readUInt16LE(offset);
+}
+
+export function readU24LE(buffer, offset) {
+  return buffer[offset] | (buffer[offset + 1] << 8) | (buffer[offset + 2] << 16);
+}
+
+export function readU32LE(buffer, offset) {
+  return buffer.readUInt32LE(offset);
+}
+
+export function readI32LE(buffer, offset) {
+  return buffer.readInt32LE(offset);
+}