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_LAYERS_H
18#define _HWC2_TEST_LAYERS_H
19
20#include <map>
21
22#define HWC2_INCLUDE_STRINGIFICATION
23#define HWC2_USE_CPP11
24#include <hardware/hwcomposer2.h>
25#undef HWC2_INCLUDE_STRINGIFICATION
26#undef HWC2_USE_CPP11
27
28#include "Hwc2TestProperties.h"
29#include "Hwc2TestLayer.h"
30
31class Hwc2TestLayers {
32public:
33    Hwc2TestLayers(const std::vector<hwc2_layer_t>& layers,
34            Hwc2TestCoverage coverage, const Area& displayArea);
35
36    Hwc2TestLayers(const std::vector<hwc2_layer_t>& layers,
37            Hwc2TestCoverage coverage, const Area& displayArea,
38            const std::unordered_map<Hwc2TestPropertyName,
39            Hwc2TestCoverage>& coverageExceptions);
40
41    std::string dump() const;
42
43    void reset();
44
45    bool advance();
46    bool advanceVisibleRegions();
47
48    /* Test cases with multiple layers and property values can take quite some
49     * time to run. A significant amount of time can be spent on test cases
50     * where one layer is changing property values but is not visible. To
51     * decrease runtime, this function can be called. Removes layouts where a
52     * layer is completely blocked from view. It also removes layouts that do
53     * not cover the entire display.*/
54    bool optimizeLayouts();
55
56    bool contains(hwc2_layer_t layer) const;
57
58    int  getBuffer(hwc2_layer_t layer, buffer_handle_t* outHandle,
59            int32_t* outAcquireFence);
60
61    hwc2_blend_mode_t      getBlendMode(hwc2_layer_t layer) const;
62    Area                   getBufferArea(hwc2_layer_t layer) const;
63    hwc_color_t            getColor(hwc2_layer_t layer) const;
64    hwc2_composition_t     getComposition(hwc2_layer_t layer) const;
65    hwc_rect_t             getCursorPosition(hwc2_layer_t layer) const;
66    android_dataspace_t    getDataspace(hwc2_layer_t layer) const;
67    hwc_rect_t             getDisplayFrame(hwc2_layer_t layer) const;
68    android_pixel_format_t getFormat(hwc2_layer_t layer) const;
69    float                  getPlaneAlpha(hwc2_layer_t layer) const;
70    hwc_frect_t            getSourceCrop(hwc2_layer_t layer) const;
71    hwc_region_t           getSurfaceDamage(hwc2_layer_t layer) const;
72    hwc_transform_t        getTransform(hwc2_layer_t layer) const;
73    hwc_region_t           getVisibleRegion(hwc2_layer_t layer) const;
74    uint32_t               getZOrder(hwc2_layer_t layer) const;
75
76private:
77    bool setVisibleRegions();
78
79    std::map<hwc2_layer_t, Hwc2TestLayer> mTestLayers;
80
81    Area mDisplayArea;
82
83    bool mOptimize = false;
84};
85
86#endif /* ifndef _HWC2_TEST_LAYERS_H */
87