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      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 
     33 #include <utils/Log.h>
     34 #include <testUtil.h>
     35 
     36 #include <hardware/hwcomposer.h>
     37 
     38 // Characteristics of known graphic formats
     39 const struct hwcTestGraphicFormat {
     40     uint32_t format;
     41     const char *desc;
     42     uint32_t wMod, hMod; // Width/height mod this value must equal zero
     43 } hwcTestGraphicFormat[] = {
     44     {HAL_PIXEL_FORMAT_RGBA_8888, "RGBA8888", 1, 1},
     45     {HAL_PIXEL_FORMAT_RGBX_8888, "RGBX8888", 1, 1},
     46     {HAL_PIXEL_FORMAT_RGB_888,   "RGB888",   1, 1},
     47     {HAL_PIXEL_FORMAT_RGB_565,   "RGB565",   1, 1},
     48     {HAL_PIXEL_FORMAT_BGRA_8888, "BGRA8888", 1, 1},
     49     {HAL_PIXEL_FORMAT_RGBA_5551, "RGBA5551", 1, 1},
     50     {HAL_PIXEL_FORMAT_RGBA_4444, "RGBA4444", 1, 1},
     51     {HAL_PIXEL_FORMAT_YV12,      "YV12",     2, 2},
     52 };
     53 
     54 // Represent RGB color as fraction of color components.
     55 // Each of the color components are expected in the range [0.0, 1.0]
     56 class ColorFract {
     57   public:
     58     ColorFract(): _c1(0.0), _c2(0.0), _c3(0.0) {};
     59     ColorFract(float c1, float c2, float c3): _c1(c1), _c2(c2), _c3(c3) {};
     60     float c1(void) const { return _c1; }
     61     float c2(void) const { return _c2; }
     62     float c3(void) const { return _c3; }
     63 
     64     operator std::string();
     65 
     66   private:
     67     float _c1;
     68     float _c2;
     69     float _c3;
     70 };
     71 
     72 // Represent RGB color as fraction of color components.
     73 // Each of the color components are expected in the range [0.0, 1.0]
     74 class ColorRGB {
     75   public:
     76     ColorRGB(): _r(0.0), _g(0.0), _b(0.0) {};
     77     ColorRGB(float f): _r(f), _g(f), _b(f) {}; // Gray
     78     ColorRGB(float r, float g, float b): _r(r), _g(g), _b(b) {};
     79     float r(void) const { return _r; }
     80     float g(void) const { return _g; }
     81     float b(void) const { return _b; }
     82 
     83   private:
     84     float _r;
     85     float _g;
     86     float _b;
     87 };
     88 
     89 // Dimension - width and height of a rectanguler area
     90 class HwcTestDim {
     91   public:
     92     HwcTestDim(): _w(0), _h(0) {};
     93     HwcTestDim(uint32_t w, uint32_t h) : _w(w), _h(h) {}
     94     uint32_t width(void) const { return _w; }
     95     uint32_t height(void) const { return _h; }
     96     void setWidth(uint32_t w) { _w = w; }
     97     void setHeight(uint32_t h) { _h = h; }
     98 
     99     operator std::string();
    100     operator hwc_rect() const;
    101 
    102   private:
    103     uint32_t _w;
    104     uint32_t _h;
    105 };
    106 
    107 // Function Prototypes
    108 void hwcTestInitDisplay(bool verbose, EGLDisplay *dpy, EGLSurface *surface,
    109     EGLint *width, EGLint *height);
    110 void hwcTestOpenHwc(hwc_composer_device_1_t **hwcDevicePtr);
    111 const struct hwcTestGraphicFormat *hwcTestGraphicFormatLookup(const char *desc);
    112 const struct hwcTestGraphicFormat *hwcTestGraphicFormatLookup(uint32_t id);
    113 const char *hwcTestGraphicFormat2str(uint32_t format);
    114 std::string hwcTestRect2str(const struct hwc_rect& rect);
    115 
    116 hwc_display_contents_1_t *hwcTestCreateLayerList(size_t numLayers);
    117 void hwcTestFreeLayerList(hwc_display_contents_1_t *list);
    118 void hwcTestDisplayList(hwc_display_contents_1_t *list);
    119 void hwcTestDisplayListPrepareModifiable(hwc_display_contents_1_t *list);
    120 void hwcTestDisplayListHandles(hwc_display_contents_1_t *list);
    121 
    122 uint32_t hwcTestColor2Pixel(uint32_t format, ColorFract color, float alpha);
    123 void hwcTestColorConvert(uint32_t fromFormat, uint32_t toFormat,
    124                   ColorFract& color);
    125 void hwcTestSetPixel(android::GraphicBuffer *gBuf, unsigned char *buf,
    126                      uint32_t x, uint32_t y, uint32_t pixel);
    127 void hwcTestFillColor(android::GraphicBuffer *gBuf, ColorFract color,
    128                       float alpha);
    129 void hwcTestFillColorHBlend(android::GraphicBuffer *gBuf,
    130                             uint32_t colorFormat,
    131                             ColorFract startColor, ColorFract endColor);
    132 ColorFract hwcTestParseColor(std::istringstream& in, bool& error);
    133 struct hwc_rect hwcTestParseHwcRect(std::istringstream& in, bool& error);
    134 HwcTestDim hwcTestParseDim(std::istringstream& in, bool& error);
    135