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1 /* | 1 /* |
2 * Copyright 2016 Google Inc. | 2 * Copyright 2016 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "Resources.h" | 8 #include "Resources.h" |
9 #include "SkCodec.h" | 9 #include "SkCodec.h" |
10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
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30 static void test_identity_xform(skiatest::Reporter* r, const sk_sp<SkGammas>& ga
mmas) { | 30 static void test_identity_xform(skiatest::Reporter* r, const sk_sp<SkGammas>& ga
mmas) { |
31 // Arbitrary set of 10 pixels | 31 // Arbitrary set of 10 pixels |
32 constexpr int width = 10; | 32 constexpr int width = 10; |
33 constexpr uint32_t srcPixels[width] = { | 33 constexpr uint32_t srcPixels[width] = { |
34 0xFFABCDEF, 0xFF146829, 0xFF382759, 0xFF184968, 0xFFDE8271, | 34 0xFFABCDEF, 0xFF146829, 0xFF382759, 0xFF184968, 0xFFDE8271, |
35 0xFF32AB52, 0xFF0383BC, 0xFF000102, 0xFFFFFFFF, 0xFFDDEEFF, }; | 35 0xFF32AB52, 0xFF0383BC, 0xFF000102, 0xFFFFFFFF, 0xFFDDEEFF, }; |
36 uint32_t dstPixels[width]; | 36 uint32_t dstPixels[width]; |
37 | 37 |
38 // Create and perform an identity xform. | 38 // Create and perform an identity xform. |
39 std::unique_ptr<SkColorSpaceXform> xform = ColorSpaceXformTest::CreateIdenti
tyXform(gammas); | 39 std::unique_ptr<SkColorSpaceXform> xform = ColorSpaceXformTest::CreateIdenti
tyXform(gammas); |
40 xform->applyToRGBA(dstPixels, srcPixels, width); | 40 xform->applyTo8888(dstPixels, srcPixels, width); |
41 | 41 |
42 // Since the src->dst matrix is the identity, and the gamma curves match, | 42 // Since the src->dst matrix is the identity, and the gamma curves match, |
43 // the pixels should be unchanged. | 43 // the pixels should be unchanged. |
44 for (int i = 0; i < width; i++) { | 44 for (int i = 0; i < width; i++) { |
45 REPORTER_ASSERT(r, almost_equal(((srcPixels[i] >> 0) & 0xFF), | 45 REPORTER_ASSERT(r, almost_equal(((srcPixels[i] >> 0) & 0xFF), |
46 ((dstPixels[i] >> 0) & 0xFF))); | 46 SkGetPackedR32(dstPixels[i]))); |
47 REPORTER_ASSERT(r, almost_equal(((srcPixels[i] >> 8) & 0xFF), | 47 REPORTER_ASSERT(r, almost_equal(((srcPixels[i] >> 8) & 0xFF), |
48 ((dstPixels[i] >> 8) & 0xFF))); | 48 SkGetPackedG32(dstPixels[i]))); |
49 REPORTER_ASSERT(r, almost_equal(((srcPixels[i] >> 16) & 0xFF), | 49 REPORTER_ASSERT(r, almost_equal(((srcPixels[i] >> 16) & 0xFF), |
50 ((dstPixels[i] >> 16) & 0xFF))); | 50 SkGetPackedB32(dstPixels[i]))); |
51 REPORTER_ASSERT(r, almost_equal(((srcPixels[i] >> 24) & 0xFF), | 51 REPORTER_ASSERT(r, almost_equal(((srcPixels[i] >> 24) & 0xFF), |
52 ((dstPixels[i] >> 24) & 0xFF))); | 52 SkGetPackedA32(dstPixels[i]))); |
53 } | 53 } |
54 } | 54 } |
55 | 55 |
56 DEF_TEST(ColorSpaceXform_TableGamma, r) { | 56 DEF_TEST(ColorSpaceXform_TableGamma, r) { |
57 // Lookup-table based gamma curves | 57 // Lookup-table based gamma curves |
58 constexpr size_t tableSize = 10; | 58 constexpr size_t tableSize = 10; |
59 void* memory = sk_malloc_throw(sizeof(SkGammas) + sizeof(float) * tableSize)
; | 59 void* memory = sk_malloc_throw(sizeof(SkGammas) + sizeof(float) * tableSize)
; |
60 sk_sp<SkGammas> gammas = sk_sp<SkGammas>(new (memory) SkGammas()); | 60 sk_sp<SkGammas> gammas = sk_sp<SkGammas>(new (memory) SkGammas()); |
61 gammas->fRedType = gammas->fGreenType = gammas->fBlueType = SkGammas::Type::
kTable_Type; | 61 gammas->fRedType = gammas->fGreenType = gammas->fBlueType = SkGammas::Type::
kTable_Type; |
62 gammas->fRedData.fTable.fSize = gammas->fGreenData.fTable.fSize = | 62 gammas->fRedData.fTable.fSize = gammas->fGreenData.fTable.fSize = |
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144 | 144 |
145 gammas->fGreenType = SkGammas::Type::kTable_Type; | 145 gammas->fGreenType = SkGammas::Type::kTable_Type; |
146 gammas->fGreenData.fTable.fSize = tableSize; | 146 gammas->fGreenData.fTable.fSize = tableSize; |
147 gammas->fGreenData.fTable.fOffset = 0; | 147 gammas->fGreenData.fTable.fOffset = 0; |
148 | 148 |
149 gammas->fBlueType = SkGammas::Type::kParam_Type; | 149 gammas->fBlueType = SkGammas::Type::kParam_Type; |
150 gammas->fBlueData.fParamOffset = sizeof(float) * tableSize; | 150 gammas->fBlueData.fParamOffset = sizeof(float) * tableSize; |
151 | 151 |
152 test_identity_xform(r, gammas); | 152 test_identity_xform(r, gammas); |
153 } | 153 } |
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