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