1 /*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "Frame.h"
18 #include <SkRect.h>
19
20 namespace android {
21 namespace uirenderer {
22 namespace renderthread {
23
map(const SkRect & in,int32_t * out) const24 void Frame::map(const SkRect& in, int32_t* out) const {
25 /* The rectangles are specified relative to the bottom-left of the surface
26 * and the x and y components of each rectangle specify the bottom-left
27 * position of that rectangle.
28 *
29 * HWUI does everything with 0,0 being top-left, so need to map
30 * the rect
31 */
32 SkIRect idirty;
33 in.roundOut(&idirty);
34 int32_t y = mHeight - (idirty.y() + idirty.height());
35 // layout: {x, y, width, height}
36 out[0] = idirty.x();
37 out[1] = y;
38 out[2] = idirty.width();
39 out[3] = idirty.height();
40 }
41
42 } /* namespace renderthread */
43 } /* namespace uirenderer */
44 } /* namespace android */
45