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 "PathOpsExtendedTest.h"
8#include "PathOpsThreadedCommon.h"
9
10static void testSimplifyDegeneratesMain(PathOpsThreadState* data) {
11    SkASSERT(data);
12    PathOpsThreadState& state = *data;
13    char pathStr[1024];
14    bool progress = state.fReporter->verbose(); // FIXME: break out into its own parameter?
15    if (progress) {
16        sk_bzero(pathStr, sizeof(pathStr));
17    }
18    int ax = state.fA & 0x03;
19    int ay = state.fA >> 2;
20    int bx = state.fB & 0x03;
21    int by = state.fB >> 2;
22    int cx = state.fC & 0x03;
23    int cy = state.fC >> 2;
24    for (int d = 0; d < 16; ++d) {
25        int dx = d & 0x03;
26        int dy = d >> 2;
27        for (int e = d ; e < 16; ++e) {
28            int ex = e & 0x03;
29            int ey = e >> 2;
30            for (int f = d ; f < 16; ++f) {
31                int fx = f & 0x03;
32                int fy = f >> 2;
33                if (state.fD && (ex - dx) * (fy - dy)
34                        != (ey - dy) * (fx - dx)) {
35                    continue;
36                }
37                SkPath path, out;
38                path.setFillType(SkPath::kWinding_FillType);
39                path.moveTo(SkIntToScalar(ax), SkIntToScalar(ay));
40                path.lineTo(SkIntToScalar(bx), SkIntToScalar(by));
41                path.lineTo(SkIntToScalar(cx), SkIntToScalar(cy));
42                path.close();
43                path.moveTo(SkIntToScalar(dx), SkIntToScalar(dy));
44                path.lineTo(SkIntToScalar(ex), SkIntToScalar(ey));
45                path.lineTo(SkIntToScalar(fx), SkIntToScalar(fy));
46                path.close();
47                if (progress) {
48                    char* str = pathStr;
49                    str += sprintf(str, "    path.moveTo(%d, %d);\n", ax, ay);
50                    str += sprintf(str, "    path.lineTo(%d, %d);\n", bx, by);
51                    str += sprintf(str, "    path.lineTo(%d, %d);\n", cx, cy);
52                    str += sprintf(str, "    path.close();\n");
53                    str += sprintf(str, "    path.moveTo(%d, %d);\n", dx, dy);
54                    str += sprintf(str, "    path.lineTo(%d, %d);\n", ex, ey);
55                    str += sprintf(str, "    path.lineTo(%d, %d);\n", fx, fy);
56                    str += sprintf(str, "    path.close();\n");
57                    outputProgress(state.fPathStr, pathStr, SkPath::kWinding_FillType);
58                }
59                testSimplify(path, false, out, state, pathStr);
60                path.setFillType(SkPath::kEvenOdd_FillType);
61                if (progress) {
62                    outputProgress(state.fPathStr, pathStr, SkPath::kEvenOdd_FillType);
63                }
64                testSimplify(path, true, out, state, pathStr);
65            }
66        }
67    }
68}
69
70DEF_TEST(PathOpsSimplifyDegeneratesThreaded, reporter) {
71    initializeTests(reporter, "testDegenerates");
72    PathOpsThreadedTestRunner testRunner(reporter);
73    for (int a = 0; a < 16; ++a) {
74        int ax = a & 0x03;
75        int ay = a >> 2;
76        for (int b = a ; b < 16; ++b) {
77            int bx = b & 0x03;
78            int by = b >> 2;
79            for (int c = a ; c < 16; ++c) {
80                int cx = c & 0x03;
81                int cy = c >> 2;
82                bool abcIsATriangle = (bx - ax) * (cy - ay) != (by - ay) * (cx - ax);
83                *testRunner.fRunnables.append() = SkNEW_ARGS(PathOpsThreadedRunnable,
84                        (&testSimplifyDegeneratesMain, a, b, c, abcIsATriangle,
85                        &testRunner));
86            }
87            if (!reporter->allowExtendedTest()) goto finish;
88        }
89    }
90finish:
91    testRunner.render();
92}
93