45 lines
1.4 KiB
C++
45 lines
1.4 KiB
C++
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "Frame.h"
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#include <SkRect.h>
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namespace android {
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namespace uirenderer {
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namespace renderthread {
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void Frame::map(const SkRect& in, int32_t* out) const {
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/* The rectangles are specified relative to the bottom-left of the surface
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* and the x and y components of each rectangle specify the bottom-left
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* position of that rectangle.
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*
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* HWUI does everything with 0,0 being top-left, so need to map
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* the rect
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*/
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SkIRect idirty;
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in.roundOut(&idirty);
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int32_t y = mHeight - (idirty.y() + idirty.height());
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// layout: {x, y, width, height}
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out[0] = idirty.x();
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out[1] = y;
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out[2] = idirty.width();
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out[3] = idirty.height();
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}
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} /* namespace renderthread */
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} /* namespace uirenderer */
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} /* namespace android */
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