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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 #ifndef SkColorSpace_Base_DEFINED | 8 #ifndef SkColorSpace_Base_DEFINED |
9 #define SkColorSpace_Base_DEFINED | 9 #define SkColorSpace_Base_DEFINED |
10 | 10 |
11 #include "SkColorSpace.h" | 11 #include "SkColorSpace.h" |
12 #include "SkData.h" | 12 #include "SkData.h" |
13 #include "SkTemplates.h" | 13 #include "SkTemplates.h" |
14 | 14 |
15 struct SkGammaCurve { | 15 struct SkGammaCurve { |
16 bool isValue() const { | 16 bool isValue() const { |
17 bool result = (0.0f != fValue); | 17 bool result = (0.0f != fValue); |
18 SkASSERT(!result || (0 == fTableSize)); | 18 SkASSERT(!result || (0 == fTableSize)); |
19 SkASSERT(!result || (0.0f == fG)); | 19 SkASSERT(!result || (0.0f == fG && 0.0f == fE)); |
20 return result; | 20 return result; |
21 } | 21 } |
22 | 22 |
23 bool isTable() const { | 23 bool isTable() const { |
24 bool result = (0 != fTableSize); | 24 bool result = (0 != fTableSize); |
25 SkASSERT(!result || (0.0f == fValue)); | 25 SkASSERT(!result || (0.0f == fValue)); |
26 SkASSERT(!result || (0.0f == fG)); | 26 SkASSERT(!result || (0.0f == fG && 0.0f == fE)); |
27 SkASSERT(!result || fTable); | 27 SkASSERT(!result || fTable); |
28 return result; | 28 return result; |
29 } | 29 } |
30 | 30 |
31 bool isParametric() const { | 31 bool isParametric() const { |
32 bool result = (0.0f != fG); | 32 bool result = (0.0f != fG || 0.0f != fE); |
33 SkASSERT(!result || (0.0f == fValue)); | 33 SkASSERT(!result || (0.0f == fValue)); |
34 SkASSERT(!result || (0 == fTableSize)); | 34 SkASSERT(!result || (0 == fTableSize)); |
35 return result; | 35 return result; |
36 } | 36 } |
37 | 37 |
38 // We have three different ways to represent gamma. | 38 // We have three different ways to represent gamma. |
39 // (1) A single value: | 39 // (1) A single value: |
40 float fValue; | 40 float fValue; |
41 | 41 |
42 // (2) A lookup table: | 42 // (2) A lookup table: |
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150 | 150 |
151 static inline const SkColorSpace_Base* as_CSB(const SkColorSpace* colorSpace) { | 151 static inline const SkColorSpace_Base* as_CSB(const SkColorSpace* colorSpace) { |
152 return static_cast<const SkColorSpace_Base*>(colorSpace); | 152 return static_cast<const SkColorSpace_Base*>(colorSpace); |
153 } | 153 } |
154 | 154 |
155 static inline SkColorSpace_Base* as_CSB(const sk_sp<SkColorSpace>& colorSpace) { | 155 static inline SkColorSpace_Base* as_CSB(const sk_sp<SkColorSpace>& colorSpace) { |
156 return static_cast<SkColorSpace_Base*>(colorSpace.get()); | 156 return static_cast<SkColorSpace_Base*>(colorSpace.get()); |
157 } | 157 } |
158 | 158 |
159 #endif | 159 #endif |
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