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Commit a5b02e0b authored by Mathias Agopian's avatar Mathias Agopian
Browse files

add a debug property to disable h/w composition. debug.sf.hw, when set to 0... 

add a debug property to disable h/w composition. debug.sf.hw, when set to 0 will disable h/w composition
parent 6ef94ce6

libs/surfaceflinger/DisplayHardware/DisplayHardware.cpp

+13 −2
Original line number Diff line number Diff line
@@ -103,10 +103,22 @@ void DisplayHardware::init(uint32_t dpy) 
    }



    // initialize EGL

    const EGLint attribs[] = {

    EGLint attribs[] = {

            EGL_SURFACE_TYPE,   EGL_WINDOW_BIT,

            EGL_NONE,           0,

            EGL_NONE

    };



    // debug: disable h/w rendering

    char property[PROPERTY_VALUE_MAX];

    if (property_get("debug.sf.hw", property, NULL) > 0) {

        if (atoi(property) == 0) {

            LOGW("H/W composition disabled");

            attribs[2] = EGL_CONFIG_CAVEAT;

            attribs[3] = EGL_SLOW_CONFIG;

        }

    }



    EGLint w, h, dummy;

    EGLint numConfigs=0;

    EGLSurface surface;
@@ -193,7 +205,6 @@ void DisplayHardware::init(uint32_t dpy) 
    mDpiY = mNativeWindow->ydpi;

    mRefreshRate = fbDev->fps; 

    

    char property[PROPERTY_VALUE_MAX];

    /* Read density from build-specific ro.sf.lcd_density property

     * except if it is overridden by qemu.sf.lcd_density.

     */