1/*
2 * Copyright 2012 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#include "PathOpsQuadIntersectionTestData.h"
8#include "SkIntersections.h"
9#include "SkPathOpsRect.h"
10#include "SkReduceOrder.h"
11#include "Test.h"
12
13static const SkDQuad testSet[] = {
14    {{{1, 1}, {2, 2}, {1, 1.000003}}},
15    {{{1, 0}, {2, 6}, {3, 0}}}
16};
17
18static const size_t testSetCount = SK_ARRAY_COUNT(testSet);
19
20static void oneOffTest(skiatest::Reporter* reporter) {
21    for (size_t index = 0; index < testSetCount; ++index) {
22        const SkDQuad& quad = testSet[index];
23        SkReduceOrder reducer;
24        SkDEBUGCODE(int result = ) reducer.reduce(quad);
25        SkASSERT(result == 3);
26    }
27}
28
29static void standardTestCases(skiatest::Reporter* reporter) {
30    size_t index;
31    SkReduceOrder reducer;
32    int order;
33    enum {
34        RunAll,
35        RunQuadraticLines,
36        RunQuadraticModLines,
37        RunNone
38    } run = RunAll;
39    int firstTestIndex = 0;
40#if 0
41    run = RunQuadraticLines;
42    firstTestIndex = 1;
43#endif
44    int firstQuadraticLineTest = run == RunAll ? 0 : run == RunQuadraticLines ? firstTestIndex
45            : SK_MaxS32;
46    int firstQuadraticModLineTest = run == RunAll ? 0 : run == RunQuadraticModLines ? firstTestIndex
47            : SK_MaxS32;
48
49    for (index = firstQuadraticLineTest; index < quadraticLines_count; ++index) {
50        const SkDQuad& quad = quadraticLines[index];
51        order = reducer.reduce(quad);
52        if (order != 2) {
53            SkDebugf("[%d] line quad order=%d\n", (int) index, order);
54        }
55    }
56    for (index = firstQuadraticModLineTest; index < quadraticModEpsilonLines_count; ++index) {
57        const SkDQuad& quad = quadraticModEpsilonLines[index];
58        order = reducer.reduce(quad);
59        if (order != 3) {
60            SkDebugf("[%d] line mod quad order=%d\n", (int) index, order);
61        }
62    }
63}
64
65DEF_TEST(PathOpsReduceOrderQuad, reporter) {
66    oneOffTest(reporter);
67    standardTestCases(reporter);
68}
69