Add ShadowUtils sample.

Also enables mouse support in Viewer.

Change-Id: Iaed08d42a64f591f0cd9b24684b3aee43404ed94
Reviewed-on: https://skia-review.googlesource.com/15313
Commit-Queue: Jim Van Verth <jvanverth@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/samplecode/SampleAndroidShadows.cpp b/samplecode/SampleAndroidShadows.cpp
index 99e5ff4556..c8ce14c8d5 100644
--- a/samplecode/SampleAndroidShadows.cpp
+++ b/samplecode/SampleAndroidShadows.cpp
@@ -131,6 +131,10 @@ protected:
                           std::function<SkScalar(SkScalar, SkScalar)> zFunc,
                           const SkPaint& paint, SkScalar ambientAlpha,
                           const SkPoint3& lightPos, SkScalar lightWidth, SkScalar spotAlpha) {
+        if (fIgnoreShadowAlpha) {
+            ambientAlpha = 255;
+            spotAlpha = 255;
+        }
         if (!fShowAmbient) {
             ambientAlpha = 0;
         }