1/*
2 * Copyright 2014 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 testOpLoopsMain(PathOpsThreadState* data) {
11#if DEBUG_SHOW_TEST_NAME
12    strncpy(DEBUG_FILENAME_STRING, "", DEBUG_FILENAME_STRING_LENGTH);
13#endif
14    SkASSERT(data);
15    PathOpsThreadState& state = *data;
16    char pathStr[1024];  // gdb: set print elements 400
17    bool progress = state.fReporter->verbose(); // FIXME: break out into its own parameter?
18    if (progress) {
19        sk_bzero(pathStr, sizeof(pathStr));
20    }
21    for (int a = 0 ; a < 6; ++a) {
22        for (int b = a + 1 ; b < 7; ++b) {
23            for (int c = 0 ; c < 6; ++c) {
24                for (int d = c + 1 ; d < 7; ++d) {
25        // define 4 points that form two lines that often cross; one line is (a, b) (c, d)
26        SkVector v = {SkIntToScalar(a - c), SkIntToScalar(b - d)};
27        SkPoint midA = { SkIntToScalar(a * state.fA + c * (6 - state.fA)) / 6,
28                         SkIntToScalar(b * state.fA + d * (6 - state.fA)) / 6 };
29        SkPoint midB = { SkIntToScalar(a * state.fB + c * (6 - state.fB)) / 6,
30                         SkIntToScalar(b * state.fB + d * (6 - state.fB)) / 6 };
31        SkPoint endC = { midA.fX + v.fY * state.fC / 3,
32                          midA.fY + v.fX * state.fC / 3 };
33        SkPoint endD = { midB.fX - v.fY * state.fD / 3,
34                          midB.fY + v.fX * state.fD / 3 };
35        SkPath pathA, pathB;
36        if (progress) {
37            char* str = pathStr;
38            str += sprintf(str, "    path.moveTo(%d,%d);\n", a, b);
39            str += sprintf(str, "    path.cubicTo(%d,%d, %1.9gf,%1.9gf, %1.9gf,%1.9gf);\n",
40                    c, d, endC.fX, endC.fY, endD.fX, endD.fY);
41            str += sprintf(str, "    path.close();\n");
42            str += sprintf(str, "    pathB.moveTo(%d,%d);\n", c, d);
43            str += sprintf(str, "    pathB.cubicTo(%1.9gf,%1.9gf, %1.9gf,%1.9gf, %d,%d);\n",
44                    endC.fX, endC.fY, endD.fX, endD.fY, a, b);
45            str += sprintf(str, "    pathB.close();\n");
46        }
47        pathA.moveTo(SkIntToScalar(a), SkIntToScalar(b));
48        pathA.cubicTo(SkIntToScalar(c), SkIntToScalar(d), endC.fX, endC.fY, endD.fX, endD.fY);
49        pathA.close();
50        pathB.moveTo(SkIntToScalar(c), SkIntToScalar(d));
51        pathB.cubicTo(endC.fX, endC.fY, endD.fX, endD.fY, SkIntToScalar(a), SkIntToScalar(b));
52        pathB.close();
53//        SkDebugf("%s\n", pathStr);
54        if (progress) {
55            outputProgress(state.fPathStr, pathStr, kIntersect_PathOp);
56        }
57        testThreadedPathOp(state.fReporter, pathA, pathB, kIntersect_PathOp, "loops");
58                }
59            }
60        }
61    }
62}
63
64DEF_TEST(PathOpsOpLoopsThreaded, reporter) {
65    if (!FLAGS_runFail) {
66        return;
67    }
68    initializeTests(reporter, "cubicOp");
69    PathOpsThreadedTestRunner testRunner(reporter);
70    for (int a = 0; a < 6; ++a) {  // outermost
71        for (int b = a + 1; b < 7; ++b) {
72            for (int c = 0 ; c < 6; ++c) {
73                for (int d = c + 1; d < 7; ++d) {
74                    *testRunner.fRunnables.append() = SkNEW_ARGS(PathOpsThreadedRunnable,
75                            (&testOpLoopsMain, a, b, c, d, &testRunner));
76                }
77            }
78            if (!reporter->allowExtendedTest()) goto finish;
79        }
80    }
81finish:
82    testRunner.render();
83    ShowTestArray();
84}
85
86DEF_TEST(PathOpsOpLoops, reporter) {
87    if (!FLAGS_runFail) {
88        return;
89    }
90    initializeTests(reporter, "cubicOp");
91    PathOpsThreadState state;
92    state.fReporter = reporter;
93    SkBitmap bitmap;
94    state.fBitmap = &bitmap;
95    char pathStr[PATH_STR_SIZE];
96    state.fPathStr = pathStr;
97    for (state.fA = 0; state.fA < 6; ++state.fA) {  // outermost
98        for (state.fB = state.fA + 1; state.fB < 7; ++state.fB) {
99            for (state.fC = 0 ; state.fC < 6; ++state.fC) {
100                for (state.fD = state.fC + 1; state.fD < 7; ++state.fD) {
101                    testOpLoopsMain(&state);
102                }
103            }
104            if (!reporter->allowExtendedTest()) goto finish;
105        }
106    }
107finish:
108    ShowTestArray();
109}
110