diff options
Diffstat (limited to 'libs/surfaceflinger/DisplayHardware/DisplayHardware.cpp')
| -rw-r--r-- | libs/surfaceflinger/DisplayHardware/DisplayHardware.cpp | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/libs/surfaceflinger/DisplayHardware/DisplayHardware.cpp b/libs/surfaceflinger/DisplayHardware/DisplayHardware.cpp index 19e32ec..92588fa 100644 --- a/libs/surfaceflinger/DisplayHardware/DisplayHardware.cpp +++ b/libs/surfaceflinger/DisplayHardware/DisplayHardware.cpp @@ -23,6 +23,8 @@ #include <GLES/egl.h> +#include <cutils/properties.h> + #include <utils/Log.h> #include <ui/EGLDisplaySurface.h> @@ -193,11 +195,14 @@ void DisplayHardware::init(uint32_t dpy) } mRefreshRate = 60.f; // TODO: get the real refresh rate - // compute a "density" automatically as a scale factor from 160 dpi - // TODO: this value should be calculated a compile time based on the - // board. - mDensity = floorf((mDpiX>mDpiY ? mDpiX : mDpiY)*0.1f + 0.5f) * (10.0f/160.0f); - LOGI("density = %f", mDensity); + + char property[PROPERTY_VALUE_MAX]; + if (property_get("ro.sf.lcd_density", property, NULL) <= 0) { + LOGW("ro.sf.lcd_density not defined, using 160 dpi by default."); + strcpy(property, "160"); + } + mDensity = atoi(property) * (1.0f/160.0f); + /* * Create our OpenGL ES context |