Split lighting out of SkiaPipeline

ReorderBarierDrawables includes SkiaPipeline just for the sake of
lighting, however SkiaPipeline brings much more unnecessary
dependencies. Splitting lighting our of SkiaPipeline should
make dependency resolution simpler.

Bug: 117921091
Test: all tests should pass
Change-Id: I6adf7c43555cfa3ff7090a1197fc11160d3a85ec
diff --git a/libs/hwui/LightingInfo.cpp b/libs/hwui/LightingInfo.cpp
new file mode 100644
index 0000000..83bb255
--- /dev/null
+++ b/libs/hwui/LightingInfo.cpp
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "LightingInfo.h"
+
+#include <float.h>
+
+namespace android {
+namespace uirenderer {
+
+float LightingInfo::mLightRadius = 0;
+uint8_t LightingInfo::mAmbientShadowAlpha = 0;
+uint8_t LightingInfo::mSpotShadowAlpha = 0;
+
+Vector3 LightingInfo::mLightCenter = {FLT_MIN, FLT_MIN, FLT_MIN};
+
+} /* namespace uirenderer */
+} /* namespace android */