Added a flag that forces SampleApp to continuously redraw, even in non-animated tests. Helpful when…

samplecode/SampleApp.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SampleApp.h"
 
 #include "OverView.h"
@@ skipping 726 matching lines @@
 }
 
 DEFINE_string(slide, "", "Start on this sample.");
 DEFINE_int32(msaa, 0, "Request multisampling with this count.");
 DEFINE_string(pictureDir, "", "Read pictures from here.");
 DEFINE_string(picture, "", "Path to single picture.");
 DEFINE_string(sequence, "", "Path to file containing the desired samples/gms to show.");
 DEFINE_bool(sort, false, "Sort samples by title.");
 DEFINE_bool(list, false, "List samples?");
 DEFINE_bool(gpu, false, "Start up with gpu?");
+DEFINE_bool(redraw, false, "Force continuous redrawing, for profiling or debugging tools.");
 DEFINE_string(key, "", "");  // dummy to enable gm tests that have platform-specific names
 #ifdef SAMPLE_PDF_FILE_VIEWER
 DEFINE_string(pdfPath, "", "Path to direcotry of pdf files.");
 #endif
 
 #include "SkTaskGroup.h"
 
 SampleWindow::SampleWindow(void* hwnd, int argc, char** argv, DeviceManager* devManager)
     : INHERITED(hwnd)
     , fDevManager(nullptr) {
@@ skipping 337 matching lines @@
     }
     if (fMagnify && !fSaveToPdf) {
         magnify(canvas);
     }
 
     if (fMeasureFPS && fMeasureFPS_Time) {
         this->updateTitle();
         this->postInvalDelay();
     }
 
-    if (this->sendAnimatePulse()) {
+    if (this->sendAnimatePulse() || FLAGS_redraw) {
         this->inval(nullptr);
     }
 
     // do this last
     fDevManager->publishCanvas(fDeviceType, canvas, this);
 }
 
 static float clipW = 200;
 static float clipH = 200;
 void SampleWindow::magnify(SkCanvas* canvas) {
@@ skipping 1187 matching lines @@
 #ifdef SK_BUILD_FOR_MAC
     setenv("ANDROID_ROOT", "/android/device/data", 0);
 #endif
     SkGraphics::Init();
     SkEvent::Init();
 }
 
 void application_term() {
     SkEvent::Term();
 }