Proposed SkCanvas API for preLoading textures to VRAM v2.0

tools/render_pictures_main.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "LazyDecodeBitmap.h"
 #include "CopyTilesRenderer.h"
 #include "SkBitmap.h"
@@ skipping 25 matching lines @@
               "TODO(epoger): Currently, this only works if --writePath is also specified.");
 DEFINE_string2(writePath, w, "", "Directory to write the rendered images.");
 DEFINE_bool(writeWholeImage, false, "In tile mode, write the entire rendered image to a "
             "file, instead of an image for each tile.");
 DEFINE_bool(validate, false, "Verify that the rendered image contains the same pixels as "
             "the picture rendered in simple mode. When used in conjunction with --bbh, results "
             "are validated against the picture rendered in the same mode, but without the bbh.");
 
 DEFINE_bool(bench_record, false, "If true, drop into an infinite loop of recording the picture.");
 
+DEFINE_bool(preprocess, false, "If true, perform device specific preprocessing before rendering.");
+
 static void make_output_filepath(SkString* path, const SkString& dir,
                                  const SkString& name) {
     sk_tools::make_filepath(path, dir, name);
     // Remove ".skp"
     path->remove(path->size() - 4, 4);
 }
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 
 /**
@@ skipping 124 matching lines @@
     for (int i = 0; i < FLAGS_clone; ++i) {
         SkPicture* clone = picture->clone();
         SkDELETE(picture);
         picture = clone;
     }
 
     SkDebugf("drawing... [%i %i] %s\n", picture->width(), picture->height(),
              inputPath.c_str());
 
     renderer.init(picture);
+    
+    if (FLAGS_preprocess) {
+        if (NULL != renderer.getCanvas()) {
+            SkBaseDevice* device = renderer.getCanvas()->getDevice();
+            if (NULL != device) {
+                device->optimize(picture);
+            }
+        }
+    }
+
     renderer.setup();
 
     SkString* outputPath = NULL;
     if (NULL != outputDir && outputDir->size() > 0 && !FLAGS_writeEncodedImages) {
         outputPath = SkNEW(SkString);
         make_output_filepath(outputPath, *outputDir, inputFilename);
     }
 
     bool success = renderer.render(outputPath, out);
     if (outputPath) {
@@ skipping 287 matching lines @@
         jsonSummary.writeToFile(FLAGS_writeJsonSummaryPath[0]);
     }
     return 0;
 }
 
 #if !defined SK_BUILD_FOR_IOS
 int main(int argc, char * const argv[]) {
     return tool_main(argc, (char**) argv);
 }
 #endif