1/*
2 * Copyright 2021 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#include "experimental/graphite/src/geom/Rect.h"
9#include "tests/Test.h"
10
11namespace skgpu {
12
13#define CHECK(A) REPORTER_ASSERT(reporter, A)
14
15DEF_GRAPHITE_TEST(skgpu_Rect, reporter) {
16    const SkRect skRect = SkRect::MakeLTRB(1,-3,4,0);
17    const Rect rect = skRect;
18    CHECK(rect == rect);
19    CHECK(rect == skRect); // promotes 'skRect' to a Rect for ==
20    CHECK(rect.asSkRect() == skRect); // converts 'rect' to SkRect for ==
21
22    for (const float l : {0,1,2}) {
23    for (const float t : {-4,-3,-2}) {
24    for (const float r : {3,4,5}) {
25    for (const float b : {-1,0,1}) {
26        const Rect rect2(l,t,r,b);
27        const SkRect skRect2{l,t,r,b};
28
29        CHECK(rect2 == rect2);
30        CHECK(rect2 == Rect(float2(l,t), float2(r,b)));
31        CHECK(rect2 == Rect(skRect2));
32        CHECK(rect2.asSkRect() == skRect2);
33
34        CHECK((rect2 == rect) == (rect == rect2));
35        CHECK((rect2 != rect) == (rect != rect2));
36        CHECK((rect != rect2) == !(rect == rect2));
37
38        CHECK(rect2 == Rect::XYWH(l, t, r - l, b - t));
39        CHECK(rect2 == Rect::XYWH(float2(l, t), float2(r - l, b - t)));
40        if (l == 0 && t == 0) {
41            CHECK(rect2 == Rect::WH(r - l, b - t));
42            CHECK(rect2 == Rect::WH(float2(r - l, b - t)));
43        }
44        CHECK(rect2 == Rect::FromVals(rect2.vals()));
45
46        CHECK(rect2.x() == l);
47        CHECK(rect2.y() == t);
48        CHECK(rect2.left() == l);
49        CHECK(rect2.top() == t);
50        CHECK(rect2.right() == r);
51        CHECK(rect2.bot() == b);
52        CHECK(all(rect2.topLeft() == float2(l,t)));
53        CHECK(all(rect2.botRight() == float2(r,b)));
54        CHECK(all(rect2.ltrb() == float4(l,t,r,b)));
55        CHECK(all(rect2.vals() == float4(l,t,-r,-b)));
56
57        Rect setTest(-99,-99,99,99);
58        CHECK(setTest != rect2);
59        setTest.setLeft(l);
60        setTest.setTop(t);
61        setTest.setRight(r);
62        setTest.setBot(b);
63        CHECK(setTest == rect2);
64
65        setTest = Rect(-99,-99,99,99);
66        CHECK(setTest != rect2);
67        setTest.setTopLeft({l,t});
68        setTest.setBotRight({r,b});
69        CHECK(setTest == rect2);
70
71        for (int i = 0; i < 4; ++i) {
72            Rect rnan = rect2;
73            CHECK(!rnan.isEmptyNegativeOrNaN());
74            rnan.vals()[i] = std::numeric_limits<float>::quiet_NaN();
75            CHECK(rnan.isEmptyNegativeOrNaN());
76        }
77
78        CHECK(all(rect2.size() == float2(skRect2.width(), skRect2.height())));
79        CHECK(all(rect2.center() == float2(skRect2.centerX(), skRect2.centerY())));
80        CHECK(rect2.area() == skRect2.height() * skRect2.width());
81
82        CHECK(rect.intersects(rect2) == rect2.intersects(rect));
83        CHECK(rect.intersects(rect2) == skRect.intersects(skRect2));
84        CHECK(rect.contains(rect2) == skRect.contains(skRect2));
85        CHECK(rect2.contains(rect) == skRect2.contains(skRect));
86
87        CHECK(rect2.makeRoundIn() == SkRect::Make(skRect2.roundIn()));
88        CHECK(rect2.makeRoundOut() == SkRect::Make(skRect2.roundOut()));
89        CHECK(rect2.makeInset(.5f) == skRect2.makeInset(.5f, .5f));
90        CHECK(rect2.makeInset({.5f, -.25f}) == skRect2.makeInset(.5f, -.25f));
91        CHECK(rect2.makeOutset(.5f) == skRect2.makeOutset(.5f, .5f));
92        CHECK(rect2.makeOutset({.5f, -.25f}) == skRect2.makeOutset(.5f, -.25f));
93        CHECK(rect2.makeOffset({.5f, -.25f}) == skRect2.makeOffset(.5f, -.25f));
94
95        SkRect skJoin = skRect;
96        skJoin.join(skRect2);
97        CHECK(rect.makeJoin(rect2) == skJoin);
98        CHECK(rect.makeJoin(rect2) == rect2.makeJoin(rect));
99
100        CHECK(rect.intersects(rect2) == !rect.makeIntersect(rect2).isEmptyNegativeOrNaN());
101        CHECK(rect.makeIntersect(rect2) == rect2.makeIntersect(rect));
102        if (rect.intersects(rect2)) {
103            CHECK(skRect.intersects(skRect2));
104            SkRect skIsect;
105            CHECK(skIsect.intersect(skRect, skRect2));
106            CHECK(rect.makeIntersect(rect2) == Rect(skIsect));
107        }
108
109        const Rect rect3{r,b,l,t}; // intentionally out of order
110        const SkRect skRect3{r,b,l,t};
111        CHECK(rect3.isEmptyNegativeOrNaN());
112        CHECK(skRect3.isEmpty());
113        CHECK(rect3.makeSorted() == skRect3.makeSorted());
114        CHECK(rect3.makeSorted() == rect2);
115    }}}}
116}
117
118}  // namespace skgpu
119