tfarina | 11a005e | 2014-06-26 13:07:05 -0700 | [diff] [blame^] | 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 | |
| 8 | #include "SkInterpolator.h" |
| 9 | |
| 10 | #include "Test.h" |
| 11 | |
| 12 | static SkScalar* iset(SkScalar array[3], int a, int b, int c) { |
| 13 | array[0] = SkIntToScalar(a); |
| 14 | array[1] = SkIntToScalar(b); |
| 15 | array[2] = SkIntToScalar(c); |
| 16 | return array; |
| 17 | } |
| 18 | |
| 19 | DEF_TEST(Interpolator, reporter) { |
| 20 | SkInterpolator inter(3, 2); |
| 21 | SkScalar v1[3], v2[3], v[3]; |
| 22 | SkInterpolator::Result result; |
| 23 | |
| 24 | inter.setKeyFrame(0, 100, iset(v1, 10, 20, 30), 0); |
| 25 | inter.setKeyFrame(1, 200, iset(v2, 110, 220, 330)); |
| 26 | |
| 27 | result = inter.timeToValues(0, v); |
| 28 | REPORTER_ASSERT(reporter, result == SkInterpolator::kFreezeStart_Result); |
| 29 | REPORTER_ASSERT(reporter, memcmp(v, v1, sizeof(v)) == 0); |
| 30 | |
| 31 | result = inter.timeToValues(99, v); |
| 32 | REPORTER_ASSERT(reporter, result == SkInterpolator::kFreezeStart_Result); |
| 33 | REPORTER_ASSERT(reporter, memcmp(v, v1, sizeof(v)) == 0); |
| 34 | |
| 35 | result = inter.timeToValues(100, v); |
| 36 | REPORTER_ASSERT(reporter, result == SkInterpolator::kNormal_Result); |
| 37 | REPORTER_ASSERT(reporter, memcmp(v, v1, sizeof(v)) == 0); |
| 38 | |
| 39 | result = inter.timeToValues(200, v); |
| 40 | REPORTER_ASSERT(reporter, result == SkInterpolator::kNormal_Result); |
| 41 | REPORTER_ASSERT(reporter, memcmp(v, v2, sizeof(v)) == 0); |
| 42 | |
| 43 | result = inter.timeToValues(201, v); |
| 44 | REPORTER_ASSERT(reporter, result == SkInterpolator::kFreezeEnd_Result); |
| 45 | REPORTER_ASSERT(reporter, memcmp(v, v2, sizeof(v)) == 0); |
| 46 | |
| 47 | result = inter.timeToValues(150, v); |
| 48 | REPORTER_ASSERT(reporter, result == SkInterpolator::kNormal_Result); |
| 49 | |
| 50 | // Found failing when we re-enabled this test: |
| 51 | #if 0 |
| 52 | SkScalar vv[3]; |
| 53 | REPORTER_ASSERT(reporter, memcmp(v, iset(vv, 60, 120, 180), sizeof(v)) == 0); |
| 54 | #endif |
| 55 | |
| 56 | result = inter.timeToValues(125, v); |
| 57 | REPORTER_ASSERT(reporter, result == SkInterpolator::kNormal_Result); |
| 58 | result = inter.timeToValues(175, v); |
| 59 | REPORTER_ASSERT(reporter, result == SkInterpolator::kNormal_Result); |
| 60 | |
| 61 | } |