hwcTestLib.h revision 653f81087920d479d8916a6ae6d2575dd80ed665 
1/*
2 * Copyright (C) 2011 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
18/*
19 * Hardware Composer Test Library Header
20 */
21
22#include <sstream>
23#include <string>
24
25#include <EGL/egl.h>
26#include <EGL/eglext.h>
27#include <GLES2/gl2.h>
28#include <GLES2/gl2ext.h>
29
30#include <ui/FramebufferNativeWindow.h>
31#include <ui/GraphicBuffer.h>
32#include <ui/EGLUtils.h>
33
34#include <utils/Log.h>
35#include <testUtil.h>
36
37#include <hardware/hwcomposer.h>
38
39// Characteristics of known graphic formats
40const struct hwcTestGraphicFormat {
41    uint32_t format;
42    const char *desc;
43    uint32_t wMod, hMod; // Width/height mod this value must equal zero
44} hwcTestGraphicFormat[] = {
45    {HAL_PIXEL_FORMAT_RGBA_8888, "RGBA8888", 1, 1},
46    {HAL_PIXEL_FORMAT_RGBX_8888, "RGBX8888", 1, 1},
47    {HAL_PIXEL_FORMAT_RGB_888,   "RGB888",   1, 1},
48    {HAL_PIXEL_FORMAT_RGB_565,   "RGB565",   1, 1},
49    {HAL_PIXEL_FORMAT_BGRA_8888, "BGRA8888", 1, 1},
50    {HAL_PIXEL_FORMAT_RGBA_5551, "RGBA5551", 1, 1},
51    {HAL_PIXEL_FORMAT_RGBA_4444, "RGBA4444", 1, 1},
52    {HAL_PIXEL_FORMAT_YV12,      "YV12",     2, 2},
53};
54
55// Represent RGB color as fraction of color components.
56// Each of the color components are expected in the range [0.0, 1.0]
57class ColorFract {
58  public:
59    ColorFract(): _c1(0.0), _c2(0.0), _c3(0.0) {};
60    ColorFract(float c1, float c2, float c3): _c1(c1), _c2(c2), _c3(c3) {};
61    float c1(void) const { return _c1; }
62    float c2(void) const { return _c2; }
63    float c3(void) const { return _c3; }
64
65    operator std::string();
66
67  private:
68    float _c1;
69    float _c2;
70    float _c3;
71};
72
73// Represent RGB color as fraction of color components.
74// Each of the color components are expected in the range [0.0, 1.0]
75class ColorRGB {
76  public:
77    ColorRGB(): _r(0.0), _g(0.0), _b(0.0) {};
78    ColorRGB(float f): _r(f), _g(f), _b(f) {}; // Gray
79    ColorRGB(float r, float g, float b): _r(r), _g(g), _b(b) {};
80    float r(void) const { return _r; }
81    float g(void) const { return _g; }
82    float b(void) const { return _b; }
83
84  private:
85    float _r;
86    float _g;
87    float _b;
88};
89
90// Dimension - width and height of a rectanguler area
91class HwcTestDim {
92  public:
93    HwcTestDim(): _w(0), _h(0) {};
94    HwcTestDim(uint32_t w, uint32_t h) : _w(w), _h(h) {}
95    uint32_t width(void) const { return _w; }
96    uint32_t height(void) const { return _h; }
97    void setWidth(uint32_t w) { _w = w; }
98    void setHeight(uint32_t h) { _h = h; }
99
100    operator std::string();
101    operator hwc_rect() const;
102
103  private:
104    uint32_t _w;
105    uint32_t _h;
106};
107
108// Function Prototypes
109void hwcTestInitDisplay(bool verbose, EGLDisplay *dpy, EGLSurface *surface,
110    EGLint *width, EGLint *height);
111void hwcTestOpenHwc(hwc_composer_device_t **hwcDevicePtr);
112const struct hwcTestGraphicFormat *hwcTestGraphicFormatLookup(const char *desc);
113const struct hwcTestGraphicFormat *hwcTestGraphicFormatLookup(uint32_t id);
114const char *hwcTestGraphicFormat2str(uint32_t format);
115std::string hwcTestRect2str(const struct hwc_rect& rect);
116
117hwc_layer_list_t *hwcTestCreateLayerList(size_t numLayers);
118void hwcTestFreeLayerList(hwc_layer_list_t *list);
119void hwcTestDisplayList(hwc_layer_list_t *list);
120void hwcTestDisplayListPrepareModifiable(hwc_layer_list_t *list);
121void hwcTestDisplayListHandles(hwc_layer_list_t *list);
122
123uint32_t hwcTestColor2Pixel(uint32_t format, ColorFract color, float alpha);
124void hwcTestColorConvert(uint32_t fromFormat, uint32_t toFormat,
125                  ColorFract& color);
126void hwcTestSetPixel(android::GraphicBuffer *gBuf, unsigned char *buf,
127                     uint32_t x, uint32_t y, uint32_t pixel);
128void hwcTestFillColor(android::GraphicBuffer *gBuf, ColorFract color,
129                      float alpha);
130void hwcTestFillColorHBlend(android::GraphicBuffer *gBuf,
131                            uint32_t colorFormat,
132                            ColorFract startColor, ColorFract endColor);
133ColorFract hwcTestParseColor(std::istringstream& in, bool& error);
134struct hwc_rect hwcTestParseHwcRect(std::istringstream& in, bool& error);
135HwcTestDim hwcTestParseDim(std::istringstream& in, bool& error);
136