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 
testSimplifyTrianglesMain(PathOpsThreadState * data)10 static void testSimplifyTrianglesMain(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     state.fKey = "?";
19     int ax = state.fA & 0x03;
20     int ay = state.fA >> 2;
21     int bx = state.fB & 0x03;
22     int by = state.fB >> 2;
23     int cx = state.fC & 0x03;
24     int cy = state.fC >> 2;
25     for (int d = 0; d < 15; ++d) {
26         int dx = d & 0x03;
27         int dy = d >> 2;
28         for (int e = d + 1; e < 16; ++e) {
29             int ex = e & 0x03;
30             int ey = e >> 2;
31             for (int f = d + 1; f < 16; ++f) {
32                 if (e == f) {
33                     continue;
34                 }
35                 int fx = f & 0x03;
36                 int fy = f >> 2;
37                 if ((ex - dx) * (fy - dy) == (ey - dy) * (fx - dx)) {
38                     continue;
39                 }
40                 SkPath path, out;
41                 path.setFillType(SkPath::kWinding_FillType);
42                 path.moveTo(SkIntToScalar(ax), SkIntToScalar(ay));
43                 path.lineTo(SkIntToScalar(bx), SkIntToScalar(by));
44                 path.lineTo(SkIntToScalar(cx), SkIntToScalar(cy));
45                 path.close();
46                 path.moveTo(SkIntToScalar(dx), SkIntToScalar(dy));
47                 path.lineTo(SkIntToScalar(ex), SkIntToScalar(ey));
48                 path.lineTo(SkIntToScalar(fx), SkIntToScalar(fy));
49                 path.close();
50                 if (progress) {
51                     char* str = pathStr;
52                     str += sprintf(str, "    path.moveTo(%d, %d);\n", ax, ay);
53                     str += sprintf(str, "    path.lineTo(%d, %d);\n", bx, by);
54                     str += sprintf(str, "    path.lineTo(%d, %d);\n", cx, cy);
55                     str += sprintf(str, "    path.close();\n");
56                     str += sprintf(str, "    path.moveTo(%d, %d);\n", dx, dy);
57                     str += sprintf(str, "    path.lineTo(%d, %d);\n", ex, ey);
58                     str += sprintf(str, "    path.lineTo(%d, %d);\n", fx, fy);
59                     str += sprintf(str, "    path.close();\n");
60                     outputProgress(state.fPathStr, pathStr, SkPath::kWinding_FillType);
61                 }
62                 ShowTestName(&state, d, e, f, 0);
63                 testSimplify(path, false, out, state, pathStr);
64                 path.setFillType(SkPath::kEvenOdd_FillType);
65                 if (progress) {
66                     outputProgress(state.fPathStr, pathStr, SkPath::kEvenOdd_FillType);
67                 }
68                 ShowTestName(&state, d, e, f, 1);
69                 testSimplify(path, true, out, state, pathStr);
70             }
71         }
72     }
73 }
74 
DEF_TEST(PathOpsSimplifyTrianglesThreaded,reporter)75 DEF_TEST(PathOpsSimplifyTrianglesThreaded, reporter) {
76     initializeTests(reporter, "testTriangles");
77     PathOpsThreadedTestRunner testRunner(reporter);
78     for (int a = 0; a < 15; ++a) {
79         int ax = a & 0x03;
80         int ay = a >> 2;
81         for (int b = a + 1; b < 16; ++b) {
82             int bx = b & 0x03;
83             int by = b >> 2;
84             for (int c = a + 1; c < 16; ++c) {
85                 if (b == c) {
86                     continue;
87                 }
88                 int cx = c & 0x03;
89                 int cy = c >> 2;
90                 if ((bx - ax) * (cy - ay) == (by - ay) * (cx - ax)) {
91                     continue;
92                 }
93                 *testRunner.fRunnables.append() = new PathOpsThreadedRunnable(
94                         &testSimplifyTrianglesMain, a, b, c, 0, &testRunner);
95             }
96             if (!reporter->allowExtendedTest()) goto finish;
97         }
98     }
99 finish:
100     testRunner.render();
101 }
102