1 files changed, 75 insertions, 0 deletions
diff --git a/include/private/ui/LayerState.h b/include/private/ui/LayerState.h
new file mode 100644
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+++ b/include/private/ui/LayerState.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2008 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.
+ */
+
+#ifndef ANDROID_COMPOSER_LAYER_STATE_H
+#define ANDROID_COMPOSER_LAYER_STATE_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/Errors.h>
+
+#include <ui/ISurfaceFlingerClient.h>
+#include <ui/Region.h>
+
+#include <private/ui/SharedState.h>
+
+namespace android {
+
+class Parcel;
+
+struct layer_state_t {
+
+    layer_state_t()
+        :   surface(0), what(0),
+            x(0), y(0), z(0), w(0), h(0),
+            alpha(0), tint(0), flags(0), mask(0),
+            reserved(0)
+    {
+        matrix.dsdx = matrix.dtdy = 1.0f;
+        matrix.dsdy = matrix.dtdx = 0.0f;
+    }
+
+    status_t    write(Parcel& output) const;
+    status_t    read(const Parcel& input);
+
+            struct matrix22_t {
+                float   dsdx;
+                float   dtdx;
+                float   dsdy;
+                float   dtdy;
+            };
+            SurfaceID       surface;
+            uint32_t        what;
+            int32_t         x;
+            int32_t         y;
+            uint32_t        z;
+            uint32_t        w;
+            uint32_t        h;
+            float           alpha;
+            uint32_t        tint;
+            uint8_t         flags;
+            uint8_t         mask;
+            uint8_t         reserved;
+            matrix22_t      matrix;
+            // non POD must be last. see write/read
+            Region          transparentRegion;
+};
+
+}; // namespace android
+
+#endif // ANDROID_COMPOSER_LAYER_STATE_H
+