Hwc2TestProperties.h revision 2b1f53060ea8587a428f826cf7890354ff124722 
1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef _HWC2_TEST_PROPERTIES_H
18#define _HWC2_TEST_PROPERTIES_H
19
20#include <array>
21#include <vector>
22
23#define HWC2_INCLUDE_STRINGIFICATION
24#define HWC2_USE_CPP11
25#include <hardware/hwcomposer2.h>
26#undef HWC2_INCLUDE_STRINGIFICATION
27#undef HWC2_USE_CPP11
28
29enum class Hwc2TestCoverage {
30    Default = 0,
31    Basic,
32    Complete,
33};
34
35
36class Hwc2TestContainer {
37public:
38    virtual ~Hwc2TestContainer() = default;
39
40    /* Resets the container */
41    virtual void reset() = 0;
42
43    /* Attempts to advance to the next valid value. Returns true if one can be
44     * found */
45    virtual bool advance() = 0;
46
47    virtual std::string dump() const = 0;
48};
49
50
51template <class T>
52class Hwc2TestProperty : public Hwc2TestContainer {
53public:
54    Hwc2TestProperty(Hwc2TestCoverage coverage,
55            const std::vector<T>& completeList, const std::vector<T>& basicList,
56            const std::vector<T>& defaultList)
57        : Hwc2TestProperty((coverage == Hwc2TestCoverage::Complete)? completeList:
58                (coverage == Hwc2TestCoverage::Basic)? basicList : defaultList) { }
59
60    Hwc2TestProperty(const std::vector<T>& list)
61        : mList(list) { }
62
63    void reset() override
64    {
65        mListIdx = 0;
66    }
67
68    bool advance() override
69    {
70        if (mListIdx + 1 < mList.size()) {
71            mListIdx++;
72            return true;
73        }
74        reset();
75        return false;
76    }
77
78    T get() const
79    {
80        return mList.at(mListIdx);
81    }
82
83protected:
84    const std::vector<T>& mList;
85    size_t mListIdx = 0;
86};
87
88
89class Hwc2TestBlendMode : public Hwc2TestProperty<hwc2_blend_mode_t> {
90public:
91    Hwc2TestBlendMode(Hwc2TestCoverage coverage);
92
93    std::string dump() const override;
94
95protected:
96    static const std::vector<hwc2_blend_mode_t> mDefaultBlendModes;
97    static const std::vector<hwc2_blend_mode_t> mBasicBlendModes;
98    static const std::vector<hwc2_blend_mode_t> mCompleteBlendModes;
99};
100
101
102class Hwc2TestComposition : public Hwc2TestProperty<hwc2_composition_t> {
103public:
104    Hwc2TestComposition(Hwc2TestCoverage coverage);
105
106    std::string dump() const override;
107
108protected:
109    static const std::vector<hwc2_composition_t> mDefaultCompositions;
110    static const std::vector<hwc2_composition_t> mBasicCompositions;
111    static const std::vector<hwc2_composition_t> mCompleteCompositions;
112};
113
114
115class Hwc2TestDataspace : public Hwc2TestProperty<android_dataspace_t> {
116public:
117    Hwc2TestDataspace(Hwc2TestCoverage coverage);
118
119    std::string dump() const override;
120
121protected:
122    static const std::vector<android_dataspace_t> defaultDataspaces;
123    static const std::vector<android_dataspace_t> basicDataspaces;
124    static const std::vector<android_dataspace_t> completeDataspaces;
125};
126
127
128class Hwc2TestPlaneAlpha : public Hwc2TestProperty<float> {
129public:
130    Hwc2TestPlaneAlpha(Hwc2TestCoverage coverage);
131
132    std::string dump() const override;
133
134protected:
135    static const std::vector<float> mDefaultPlaneAlphas;
136    static const std::vector<float> mBasicPlaneAlphas;
137    static const std::vector<float> mCompletePlaneAlphas;
138};
139
140#endif /* ifndef _HWC2_TEST_PROPERTIES_H */
141