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 "include/core/SkString.h"
8#include "tests/PathOpsExtendedTest.h"
9#include "tests/PathOpsThreadedCommon.h"
10
11static void testSimplifyTrianglesMain(PathOpsThreadState* data) {
12    SkASSERT(data);
13    PathOpsThreadState& state = *data;
14    state.fKey = "?";
15    int ax = state.fA & 0x03;
16    int ay = state.fA >> 2;
17    int bx = state.fB & 0x03;
18    int by = state.fB >> 2;
19    int cx = state.fC & 0x03;
20    int cy = state.fC >> 2;
21    for (int d = 0; d < 15; ++d) {
22        int dx = d & 0x03;
23        int dy = d >> 2;
24        for (int e = d + 1; e < 16; ++e) {
25            int ex = e & 0x03;
26            int ey = e >> 2;
27            for (int f = d + 1; f < 16; ++f) {
28                if (e == f) {
29                    continue;
30                }
31                int fx = f & 0x03;
32                int fy = f >> 2;
33                if ((ex - dx) * (fy - dy) == (ey - dy) * (fx - dx)) {
34                    continue;
35                }
36                SkString pathStr;
37                SkPath path, out;
38                path.moveTo(SkIntToScalar(ax), SkIntToScalar(ay));
39                path.lineTo(SkIntToScalar(bx), SkIntToScalar(by));
40                path.lineTo(SkIntToScalar(cx), SkIntToScalar(cy));
41                path.close();
42                path.moveTo(SkIntToScalar(dx), SkIntToScalar(dy));
43                path.lineTo(SkIntToScalar(ex), SkIntToScalar(ey));
44                path.lineTo(SkIntToScalar(fx), SkIntToScalar(fy));
45                path.close();
46                if (state.fReporter->verbose()) {
47                    pathStr.appendf("    path.moveTo(%d, %d);\n", ax, ay);
48                    pathStr.appendf("    path.lineTo(%d, %d);\n", bx, by);
49                    pathStr.appendf("    path.lineTo(%d, %d);\n", cx, cy);
50                    pathStr.appendf("    path.close();\n");
51                    pathStr.appendf("    path.moveTo(%d, %d);\n", dx, dy);
52                    pathStr.appendf("    path.lineTo(%d, %d);\n", ex, ey);
53                    pathStr.appendf("    path.lineTo(%d, %d);\n", fx, fy);
54                    pathStr.appendf("    path.close();\n");
55                    state.outputProgress(pathStr.c_str(), SkPathFillType::kWinding);
56                }
57                testSimplify(path, false, out, state, pathStr.c_str());
58                path.setFillType(SkPathFillType::kEvenOdd);
59                if (state.fReporter->verbose()) {
60                    state.outputProgress(pathStr.c_str(), SkPathFillType::kEvenOdd);
61                }
62                testSimplify(path, true, out, state, pathStr.c_str());
63            }
64        }
65    }
66}
67
68DEF_TEST(PathOpsSimplifyTrianglesThreaded, reporter) {
69    initializeTests(reporter, "testTriangles");
70    PathOpsThreadedTestRunner testRunner(reporter);
71    for (int a = 0; a < 15; ++a) {
72        int ax = a & 0x03;
73        int ay = a >> 2;
74        for (int b = a + 1; b < 16; ++b) {
75            int bx = b & 0x03;
76            int by = b >> 2;
77            for (int c = a + 1; c < 16; ++c) {
78                if (b == c) {
79                    continue;
80                }
81                int cx = c & 0x03;
82                int cy = c >> 2;
83                if ((bx - ax) * (cy - ay) == (by - ay) * (cx - ax)) {
84                    continue;
85                }
86                *testRunner.fRunnables.append() = new PathOpsThreadedRunnable(
87                        &testSimplifyTrianglesMain, a, b, c, 0, &testRunner);
88            }
89            if (!reporter->allowExtendedTest()) goto finish;
90        }
91    }
92finish:
93    testRunner.render();
94}
95