1bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy/* 2bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * Copyright (C) 2010 The Android Open Source Project 3bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * 4bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * you may not use this file except in compliance with the License. 6bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * You may obtain a copy of the License at 7bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * 8bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * 10bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * Unless required by applicable law or agreed to in writing, software 11bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * See the License for the specific language governing permissions and 14bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy * limitations under the License. 15bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy */ 16bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 1791eff22b5d7f8fe551bae01331948858ce932a96Chris Craik#pragma once 185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1991eff22b5d7f8fe551bae01331948858ce932a96Chris Craik#include "Vertex.h" 20bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 215cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 225cbbce535744b89df5ecea95de21ee3733298260Romain Guy 231bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck#include <SkRect.h> 2491eff22b5d7f8fe551bae01331948858ce932a96Chris Craik#include <algorithm> 2591eff22b5d7f8fe551bae01331948858ce932a96Chris Craik#include <cmath> 2691eff22b5d7f8fe551bae01331948858ce932a96Chris Craik#include <iomanip> 2791eff22b5d7f8fe551bae01331948858ce932a96Chris Craik#include <ostream> 2832f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik 29bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guynamespace android { 309d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 31bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 3262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#define RECT_STRING "%5.2f %5.2f %5.2f %5.2f" 331bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck#define RECT_ARGS(r) (r).left, (r).top, (r).right, (r).bottom 341bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck#define SK_RECT_ARGS(r) (r).left(), (r).top(), (r).right(), (r).bottom() 3528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 36bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy/////////////////////////////////////////////////////////////////////////////// 37bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy// Structs 38bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy/////////////////////////////////////////////////////////////////////////////// 39bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 4083b186a246e8ffd52b91a17c0019dd8c9c9d21b1Mathias Agopianclass Rect { 4183b186a246e8ffd52b91a17c0019dd8c9c9d21b1Mathias Agopianpublic: 427ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy float left; 437ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy float top; 447ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy float right; 457ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy float bottom; 467ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Used by Region 485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy typedef float value_type; 495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 5083b186a246e8ffd52b91a17c0019dd8c9c9d21b1Mathias Agopian // we don't provide copy-ctor and operator= on purpose 5183b186a246e8ffd52b91a17c0019dd8c9c9d21b1Mathias Agopian // because we want the compiler generated versions 5283b186a246e8ffd52b91a17c0019dd8c9c9d21b1Mathias Agopian 531bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck inline Rect() : left(0), top(0), right(0), bottom(0) {} 547ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 551bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck inline Rect(float left, float top, float right, float bottom) 561bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck : left(left), top(top), right(right), bottom(bottom) {} 577ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 581bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck inline Rect(float width, float height) : left(0.0f), top(0.0f), right(width), bottom(height) {} 595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 601bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck inline Rect(const SkIRect& rect) 611bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck : // NOLINT, implicit 621bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck left(rect.fLeft) 631bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck , top(rect.fTop) 641bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck , right(rect.fRight) 651bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck , bottom(rect.fBottom) {} 6682457c51176855b9be0b441010870093a6feb414Chris Craik 671bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck inline Rect(const SkRect& rect) 681bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck : // NOLINT, implicit 691bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck left(rect.fLeft) 701bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck , top(rect.fTop) 711bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck , right(rect.fRight) 721bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck , bottom(rect.fBottom) {} 73af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui 741bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck friend int operator==(const Rect& a, const Rect& b) { return !memcmp(&a, &b, sizeof(a)); } 757ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 761bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck friend int operator!=(const Rect& a, const Rect& b) { return memcmp(&a, &b, sizeof(a)); } 777ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 781bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck inline void clear() { left = top = right = bottom = 0.0f; } 795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy inline bool isEmpty() const { 8183b186a246e8ffd52b91a17c0019dd8c9c9d21b1Mathias Agopian // this is written in such way this it'll handle NANs to return 8283b186a246e8ffd52b91a17c0019dd8c9c9d21b1Mathias Agopian // true (empty) 8383b186a246e8ffd52b91a17c0019dd8c9c9d21b1Mathias Agopian return !((left < right) && (top < bottom)); 847ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 857ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 861bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck inline void setEmpty() { left = top = right = bottom = 0.0f; } 877ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy inline void set(float left, float top, float right, float bottom) { 897ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy this->left = left; 907ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy this->right = right; 917ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy this->top = top; 927ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy this->bottom = bottom; 937ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 947ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 951bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck inline void set(const Rect& r) { set(r.left, r.top, r.right, r.bottom); } 967ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 971bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck inline void set(const SkIRect& r) { set(r.left(), r.top(), r.right(), r.bottom()); } 98487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 991bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck inline float getWidth() const { return right - left; } 1007ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 1011bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck inline float getHeight() const { return bottom - top; } 1027ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 10383b186a246e8ffd52b91a17c0019dd8c9c9d21b1Mathias Agopian bool intersects(float l, float t, float r, float b) const { 104ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik float tempLeft = std::max(left, l); 105ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik float tempTop = std::max(top, t); 106ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik float tempRight = std::min(right, r); 107ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik float tempBottom = std::min(bottom, b); 108ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik 1091bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck return ((tempLeft < tempRight) && (tempTop < tempBottom)); // !isEmpty 1107ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 1117ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 1121bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck bool intersects(const Rect& r) const { return intersects(r.left, r.top, r.right, r.bottom); } 1137ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 114ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik /** 115ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik * This method is named 'doIntersect' instead of 'intersect' so as not to be confused with 116ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik * SkRect::intersect / android.graphics.Rect#intersect behavior, which do not modify the object 117ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik * if the intersection of the rects would be empty. 118ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik */ 119ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik void doIntersect(float l, float t, float r, float b) { 120ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik left = std::max(left, l); 121ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik top = std::max(top, t); 122ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik right = std::min(right, r); 123ac02eb9035a13a3d09c2def9ed63d04225eb2509Chris Craik bottom = std::min(bottom, b); 1247ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 1257ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 1261bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck void doIntersect(const Rect& r) { doIntersect(r.left, r.top, r.right, r.bottom); } 1277ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy 1282db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy inline bool contains(float l, float t, float r, float b) const { 129ec31f83bd3af1f900d1ee9116b15f56904c66dcdRomain Guy return l >= left && t >= top && r <= right && b <= bottom; 130ec31f83bd3af1f900d1ee9116b15f56904c66dcdRomain Guy } 131ec31f83bd3af1f900d1ee9116b15f56904c66dcdRomain Guy 1321bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck inline bool contains(const Rect& r) const { return contains(r.left, r.top, r.right, r.bottom); } 133ec31f83bd3af1f900d1ee9116b15f56904c66dcdRomain Guy 134079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy bool unionWith(const Rect& r) { 135079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy if (r.left < r.right && r.top < r.bottom) { 136079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy if (left < right && top < bottom) { 137079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy if (left > r.left) left = r.left; 138079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy if (top > r.top) top = r.top; 139079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy if (right < r.right) right = r.right; 140079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy if (bottom < r.bottom) bottom = r.bottom; 141079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return true; 142079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy } else { 143079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy left = r.left; 144079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy top = r.top; 145079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy right = r.right; 146079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy bottom = r.bottom; 147079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return true; 148079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy } 149079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy } 150079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return false; 151079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy } 152079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy 1535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void translate(float dx, float dy) { 1545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy left += dx; 1555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy right += dx; 1565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy top += dy; 1575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bottom += dy; 1585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 1595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1601bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck void inset(float delta) { outset(-delta); } 161e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik 162c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik void outset(float delta) { 163c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik left -= delta; 164c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik top -= delta; 165c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik right += delta; 166c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bottom += delta; 167c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 168c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 16905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik void outset(float xdelta, float ydelta) { 17005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik left -= xdelta; 17105f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik top -= ydelta; 17205f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik right += xdelta; 17305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik bottom += ydelta; 17405f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik } 17505f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik 1765e49b307eb99269db2db257760508b8efd7bb97dChris Craik /** 17732f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * Similar to snapToPixelBoundaries, but estimates bounds conservatively to handle GL rounding 17832f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * errors. 1795e49b307eb99269db2db257760508b8efd7bb97dChris Craik * 18032f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * This function should be used whenever estimating the damage rect of geometry already mapped 18132f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * into layer space. 1825e49b307eb99269db2db257760508b8efd7bb97dChris Craik */ 18332f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik void snapGeometryToPixelBoundaries(bool snapOut) { 18432f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik if (snapOut) { 18532f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik /* For AA geometry with a ramp perimeter, don't snap by rounding - AA geometry will have 18632f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * a 0.5 pixel perimeter not accounted for in its bounds. Instead, snap by 18732f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * conservatively rounding out the bounds with floor/ceil. 18832f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * 18932f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * In order to avoid changing integer bounds with floor/ceil due to rounding errors 19032f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * inset the bounds first by the fudge factor. Very small fraction-of-a-pixel errors 19132f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * from this inset will only incur similarly small errors in output, due to transparency 19232f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * in extreme outside of the geometry. 19332f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik */ 194564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik left = floorf(left + Vertex::GeometryFudgeFactor()); 195564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik top = floorf(top + Vertex::GeometryFudgeFactor()); 196564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik right = ceilf(right - Vertex::GeometryFudgeFactor()); 197564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik bottom = ceilf(bottom - Vertex::GeometryFudgeFactor()); 19832f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik } else { 19932f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik /* For other geometry, we do the regular rounding in order to snap, but also outset the 20032f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * bounds by a fudge factor. This ensures that ambiguous geometry (e.g. a non-AA Rect 20132f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik * with top left at (0.5, 0.5)) will err on the side of a larger damage rect. 20232f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik */ 203564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik left = floorf(left + 0.5f - Vertex::GeometryFudgeFactor()); 204564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik top = floorf(top + 0.5f - Vertex::GeometryFudgeFactor()); 205564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik right = floorf(right + 0.5f + Vertex::GeometryFudgeFactor()); 206564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik bottom = floorf(bottom + 0.5f + Vertex::GeometryFudgeFactor()); 20732f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik } 2085e49b307eb99269db2db257760508b8efd7bb97dChris Craik } 2095e49b307eb99269db2db257760508b8efd7bb97dChris Craik 210bf434114cbf55b216fdc76fc8d65a75e84c9dab5Romain Guy void snapToPixelBoundaries() { 211ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy left = floorf(left + 0.5f); 212ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy top = floorf(top + 0.5f); 213ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy right = floorf(right + 0.5f); 214ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy bottom = floorf(bottom + 0.5f); 215bf434114cbf55b216fdc76fc8d65a75e84c9dab5Romain Guy } 216bf434114cbf55b216fdc76fc8d65a75e84c9dab5Romain Guy 217f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik void roundOut() { 218f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left = floorf(left); 219f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top = floorf(top); 220f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right = ceilf(right); 221f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom = ceilf(bottom); 222f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik } 223f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik 22415c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik /* 22515c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik * Similar to unionWith, except this makes the assumption that both rects are non-empty 22615c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik * to avoid both emptiness checks. 22715c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik */ 22815c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik void expandToCover(const Rect& other) { 22915c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik left = std::min(left, other.left); 23015c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik top = std::min(top, other.top); 23115c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik right = std::max(right, other.right); 23215c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik bottom = std::max(bottom, other.bottom); 23315c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik } 23415c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik 23515c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik void expandToCover(float x, float y) { 236df72b63928cc1492b72ba9a4e99d5e714f93ccc6Chris Craik left = std::min(left, x); 237df72b63928cc1492b72ba9a4e99d5e714f93ccc6Chris Craik top = std::min(top, y); 238df72b63928cc1492b72ba9a4e99d5e714f93ccc6Chris Craik right = std::max(right, x); 239df72b63928cc1492b72ba9a4e99d5e714f93ccc6Chris Craik bottom = std::max(bottom, y); 240c93e45cf045f41aea95f856173e4043d988a5a5cChris Craik } 241c93e45cf045f41aea95f856173e4043d988a5a5cChris Craik 2421bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck SkRect toSkRect() const { return SkRect::MakeLTRB(left, top, right, bottom); } 243487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 2441bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck SkIRect toSkIRect() const { return SkIRect::MakeLTRB(left, top, right, bottom); } 245487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 246e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik void dump(const char* label = nullptr) const { 2478ecf41c61a5185207a21d64681e8ebc2502b7b2aChris Craik ALOGD("%s[l=%.2f t=%.2f r=%.2f b=%.2f]", label ? label : "Rect", left, top, right, bottom); 2487ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 24991eff22b5d7f8fe551bae01331948858ce932a96Chris Craik 25091eff22b5d7f8fe551bae01331948858ce932a96Chris Craik friend std::ostream& operator<<(std::ostream& os, const Rect& rect) { 25191eff22b5d7f8fe551bae01331948858ce932a96Chris Craik if (rect.isEmpty()) { 252034a10bf216cdef251928edf72d93668d81515f8Chris Craik // Print empty, but continue, since empty rects may still have useful coordinate info 253034a10bf216cdef251928edf72d93668d81515f8Chris Craik os << "(empty)"; 25491eff22b5d7f8fe551bae01331948858ce932a96Chris Craik } 25591eff22b5d7f8fe551bae01331948858ce932a96Chris Craik 25691eff22b5d7f8fe551bae01331948858ce932a96Chris Craik if (rect.left == 0 && rect.top == 0) { 25791eff22b5d7f8fe551bae01331948858ce932a96Chris Craik return os << "[" << rect.right << " x " << rect.bottom << "]"; 25891eff22b5d7f8fe551bae01331948858ce932a96Chris Craik } 25991eff22b5d7f8fe551bae01331948858ce932a96Chris Craik 2601bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck return os << "[" << rect.left << " " << rect.top << " " << rect.right << " " << rect.bottom 2611bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck << "]"; 26291eff22b5d7f8fe551bae01331948858ce932a96Chris Craik } 2631bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck}; // class Rect 264bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 2651bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck}; // namespace uirenderer 2661bcacfdcab0eaa0cee92bd7f5a1b5e271dd68e52John Reck}; // namespace android 267