chromium/third_party/skia/src/gpu/ganesh/geometry/GrRect.h

/*
 * Copyright 2010 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef GrRect_DEFINED
#define GrRect_DEFINED

#include "include/core/SkMatrix.h"
#include "include/core/SkRect.h"
#include "include/core/SkTypes.h"

/** Returns true if the rectangles have a nonzero area of overlap. It assumed that rects can be
    infinitely small but not "inverted". */
static inline bool GrRectsOverlap(const SkRect& a, const SkRect& b) { … }

/** Returns true if the rectangles overlap or share an edge or corner. It assumed that rects can be
    infinitely small but not "inverted". */
static inline bool GrRectsTouchOrOverlap(const SkRect& a, const SkRect& b) { … }

/**
 * Apply the transform from 'inRect' to 'outRect' to each point in 'inPts', storing the mapped point
 * into the parallel index of 'outPts'.
 */
static inline void GrMapRectPoints(const SkRect& inRect, const SkRect& outRect,
                                   const SkPoint inPts[], SkPoint outPts[], int ptCount) { … }

/**
 * Clips the srcRect and the dstPoint to the bounds of the srcSize and dstSize respectively. Returns
 * true if the srcRect and dstRect intersect the srcRect and dst rect (dstPoint with srcRect
 * width/height). Returns false otherwise. The clipped values are stored back into 'dstPoint'
 * and 'srcRect'
 */
static inline bool GrClipSrcRectAndDstPoint(const SkISize& dstSize,
                                            SkIPoint* dstPoint,
                                            const SkISize& srcSize,
                                            SkIRect* srcRect) { … }

#endif