зеркало из https://github.com/mozilla/moz-skia.git
55 строки
1.7 KiB
C++
55 строки
1.7 KiB
C++
/*
|
|
* Copyright 2012 Google Inc.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license that can be
|
|
* found in the LICENSE file.
|
|
*/
|
|
#include "PathOpsTestCommon.h"
|
|
#include "SkPathOpsLine.h"
|
|
#include "Test.h"
|
|
|
|
static const SkDLine tests[] = {
|
|
{{{2, 1}, {2, 1}}},
|
|
{{{2, 1}, {1, 1}}},
|
|
{{{2, 1}, {2, 2}}},
|
|
{{{1, 1}, {2, 2}}},
|
|
{{{3, 0}, {2, 1}}},
|
|
{{{3, 2}, {1, 1}}},
|
|
};
|
|
|
|
static const SkDPoint left[] = {
|
|
{2, 1},
|
|
{1, 0},
|
|
{1, 1},
|
|
{1, 2},
|
|
{2, 0},
|
|
{2, 1}
|
|
};
|
|
|
|
static const size_t tests_count = SK_ARRAY_COUNT(tests);
|
|
|
|
DEF_TEST(PathOpsLineUtilities, reporter) {
|
|
for (size_t index = 0; index < tests_count; ++index) {
|
|
const SkDLine& line = tests[index];
|
|
SkASSERT(ValidLine(line));
|
|
SkDLine line2;
|
|
SkPoint pts[2] = {line[0].asSkPoint(), line[1].asSkPoint()};
|
|
line2.set(pts);
|
|
REPORTER_ASSERT(reporter, line[0] == line2[0] && line[1] == line2[1]);
|
|
const SkDPoint& pt = left[index];
|
|
SkASSERT(ValidPoint(pt));
|
|
double result = line.isLeft(pt);
|
|
if ((result <= 0 && index >= 1) || (result < 0 && index == 0)) {
|
|
SkDebugf("%s [%d] expected left\n", __FUNCTION__, index);
|
|
REPORTER_ASSERT(reporter, 0);
|
|
}
|
|
line2 = line.subDivide(1, 0);
|
|
REPORTER_ASSERT(reporter, line[0] == line2[1] && line[1] == line2[0]);
|
|
line2 = SkDLine::SubDivide(pts, 1, 0);
|
|
REPORTER_ASSERT(reporter, line[0] == line2[1] && line[1] == line2[0]);
|
|
SkDPoint mid = line.ptAtT(.5);
|
|
REPORTER_ASSERT(reporter, approximately_equal((line[0].fX + line[1].fX) / 2, mid.fX));
|
|
REPORTER_ASSERT(reporter, approximately_equal((line[0].fY + line[1].fY) / 2, mid.fY));
|
|
}
|
|
}
|