multipage filter

src/textures.js

@@ -14,7 +14,7 @@ exports.run = async function textures(inputPath, options) {
   const skipExisting = options.skip || false;
   const spriteFormat = options.spriteFormat || "jpg";
   const spriteQuality = options.spriteQuality || 70;
-
+  const multipe = options.multipe || false;
 
   const workPath = createPath(path.resolve(outputPath));
   const spritesPath = createPath(workPath + "/sprites");
@@ -52,13 +52,18 @@ exports.run = async function textures(inputPath, options) {
 
   const resizer = cascade.run(inputPath, resizeSteps, { skipExisting });
 
-  const spritesheetFiles = []
+  let spritesheetFiles = []
   for await (const operation of resizer) {
     console.log(operation.progress, operation.file);
     if (operation.log[2]) spritesheetFiles.push(operation.log[2])
     else console.error("Error with file", operation.file);
   }
 
+  if(multipe){
+    // this only works if the _ is only used fpr multipage files
+    spritesheetFiles = spritesheetFiles.filter(file => file.indexOf("_") == -1)
+  }
+
   const spriter = await sharpsheet(spritesheetFiles, spritesPath, {
     outputFormat: spriteFormat,
     outputQuality: spriteQuality,