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2014/10/16 ¤W¤È 08:13:36
android Programming Glossary: flatCan The Android drawable directory contain subdirectories? http://stackoverflow.com/questions/1077357/can-the-android-drawable-directory-contain-subdirectories sandwiches tunaOnRye Or do I have to keep the hierarchy flat in the drawable directory. android drawable android resources.. drawable directory so yes you need to keep that hierarchy flat. The directory layout you showed would result in none of the..
Resizing ImageView to fit to aspect ratio http://stackoverflow.com/questions/12400113/resizing-imageview-to-fit-to-aspect-ratio image will vary some are tall some are square some are flat ImageView's height needs to change either bigger or smaller..
Gyroscope Issues with Device Orientation http://stackoverflow.com/questions/14310347/gyroscope-issues-with-device-orientation Unfortunately the code only works when my device is placed flat on a surface that is parallel to the ground. The most ideal..
Android Compass that can Compensate for Tilt and Pitch http://stackoverflow.com/questions/16317599/android-compass-that-can-compensate-for-tilt-and-pitch However the compass is only stable when the phone is flat on its back. If I tilt it up such as turning a page of a booK.. works like a dream in my own app as long as the device is flat face up vertical or somewhere in between. However as I mention.. from the horizontal. m_pitch_radians 0 if the device if flat m_pitch_radians Math.PI 2 means the device is upright. float..
Android Accelerometer Profiling http://stackoverflow.com/questions/16392142/android-accelerometer-profiling a portrait or landscape position or whether the device is flat or vertical so the individual values of X Y and Z won't be any..
OpenGL ES - texture map all faces of an 8 vertex cube? http://stackoverflow.com/questions/2854237/opengl-es-texture-map-all-faces-of-an-8-vertex-cube gl.glNormalPointer GL10.GL_FLOAT 0 normalsBuffer Set flat color gl.glColor4f rgba 0 rgba 1 rgba 2 rgba 3 Smooth color..
How to change tab style in Android? http://stackoverflow.com/questions/3029074/how-to-change-tab-style-in-android tab style in Android I'd like to my Android tabs to look flat and simple like the ones in the official TWitter app. How can..
Detect user's touches over an OpenGL square [duplicate] http://stackoverflow.com/questions/4154272/detect-users-touches-over-an-opengl-square and test your objects mathematically. If your square is flat on as though you were drawing it in 2d then you can achieve..
Different values between sensors TYPE_ACCELEROMETER/TYPE_MAGNETIC_FIELD and TYPE_ORIENTATION http://stackoverflow.com/questions/4174389/different-values-between-sensors-type-accelerometer-type-magnetic-field-and-type Z facing up Thus a device's neutral orientation is lying flat on its back on a table with the top of the device facing north...
Getting decibel from an android microphone http://stackoverflow.com/questions/4271989/getting-decibel-from-an-android-microphone of the source to estimate the SPL and just hope it's flat enough across frequencies of interest. You then have two choices.. by convolving it with an input signal to apply a frequency flatness correction. You can then take the log magnitude of the result..
android compass seems unreliable http://stackoverflow.com/questions/6256256/android-compass-seems-unreliable this in what that i simply held the phone against and flat surface looked at the reading then flipped it horizontally and.. then flipped it horizontally and put it against the same flat surface a 180 turn and the value did not change 180 it was closer..
Android accelerometer accuracy (Inertial navigation) http://stackoverflow.com/questions/7829097/android-accelerometer-accuracy-inertial-navigation of readings. To start with I set the phone on a flat surface and sampled 1000 accelerometer readings in the X and..
OpenGL gradient banding on Android http://stackoverflow.com/questions/8669765/opengl-gradient-banding-on-android market which uses OpenGL to render some basic shapes and a flat plane. The simple lighting creates a gradient effect across..
Can The Android drawable directory contain subdirectories? http://stackoverflow.com/questions/1077357/can-the-android-drawable-directory-contain-subdirectories I reference the image of a tuna salad sandwich as @drawable sandwiches tunaOnRye Or do I have to keep the hierarchy flat in the drawable directory. android drawable android resources share improve this question No the resources mechanism.. No the resources mechanism doesn't support subfolders in the drawable directory so yes you need to keep that hierarchy flat. The directory layout you showed would result in none of the images being available. From my own experiments it seems that..
Resizing ImageView to fit to aspect ratio http://stackoverflow.com/questions/12400113/resizing-imageview-to-fit-to-aspect-ratio i.e. size can only be determined later Aspect ratio for each image will vary some are tall some are square some are flat ImageView's height needs to change either bigger or smaller based on the aspect ratio of the Excess height is cropped can't..
Gyroscope Issues with Device Orientation http://stackoverflow.com/questions/14310347/gyroscope-issues-with-device-orientation to the code in the tutorial to eliminate gyro drift . Unfortunately the code only works when my device is placed flat on a surface that is parallel to the ground. The most ideal position for my app to work would be with the top of the device..
Android Compass that can Compensate for Tilt and Pitch http://stackoverflow.com/questions/16317599/android-compass-that-can-compensate-for-tilt-and-pitch added low pass filters to filter out the gitter from the sensors. However the compass is only stable when the phone is flat on its back. If I tilt it up such as turning a page of a booK then the compass heading goes way off as much as 50 . I've.. that anyone has for me on this method. I find that it works like a dream in my own app as long as the device is flat face up vertical or somewhere in between. However as I mention in the math.stackexchange.com article there are issues that.. magnetic north float m_pitch_radians tilt angle of the device from the horizontal. m_pitch_radians 0 if the device if flat m_pitch_radians Math.PI 2 means the device is upright. float m_pitch_axis_radians angle which defines the axis for the rotation..
Android Accelerometer Profiling http://stackoverflow.com/questions/16392142/android-accelerometer-profiling depend on e.g. whether the user is holding the device in a portrait or landscape position or whether the device is flat or vertical so the individual values of X Y and Z won't be any use. Instead you'll have to look at the length of the vector..
OpenGL ES - texture map all faces of an 8 vertex cube? http://stackoverflow.com/questions/2854237/opengl-es-texture-map-all-faces-of-an-8-vertex-cube and data format of an array of normals to use when rendering. gl.glNormalPointer GL10.GL_FLOAT 0 normalsBuffer Set flat color gl.glColor4f rgba 0 rgba 1 rgba 2 rgba 3 Smooth color if colorBuffer null Enable the color array buffer to be used..
How to change tab style in Android? http://stackoverflow.com/questions/3029074/how-to-change-tab-style-in-android to change tab style in Android I'd like to my Android tabs to look flat and simple like the ones in the official TWitter app. How can I override the default light theme and change the background..
Detect user's touches over an OpenGL square [duplicate] http://stackoverflow.com/questions/4154272/detect-users-touches-over-an-opengl-square You can figure out how the touch maps into your scene and test your objects mathematically. If your square is flat on as though you were drawing it in 2d then you can achieve that quite easily. Alternatively you can do something essentially..
Different values between sensors TYPE_ACCELEROMETER/TYPE_MAGNETIC_FIELD and TYPE_ORIENTATION http://stackoverflow.com/questions/4174389/different-values-between-sensors-type-accelerometer-type-magnetic-field-and-type space World coordinates have Y facing north X facing east and Z facing up Thus a device's neutral orientation is lying flat on its back on a table with the top of the device facing north. The accelerometer produces a vector in the UP direction...
Getting decibel from an android microphone http://stackoverflow.com/questions/4271989/getting-decibel-from-an-android-microphone position or as a last resort you use some known physical property of the source to estimate the SPL and just hope it's flat enough across frequencies of interest. You then have two choices for how to apply the correction. One option is to invert.. impulse response and then use that as a digital filter by convolving it with an input signal to apply a frequency flatness correction. You can then take the log magnitude of the result per unit time to determine wideband spl. Or you can do..
android compass seems unreliable http://stackoverflow.com/questions/6256256/android-compass-seems-unreliable After calibrating both phones my first test that i found this in what that i simply held the phone against and flat surface looked at the reading then flipped it horizontally and put it against the same flat surface a 180 turn and the value.. held the phone against and flat surface looked at the reading then flipped it horizontally and put it against the same flat surface a 180 turn and the value did not change 180 it was closer to 240 . I then tested the reading vs a compass at times..
Android accelerometer accuracy (Inertial navigation) http://stackoverflow.com/questions/7829097/android-accelerometer-accuracy-inertial-navigation is hard given the accelerometer accuracy and constant fluctuation of readings. To start with I set the phone on a flat surface and sampled 1000 accelerometer readings in the X and Y directions parallel to the table so no gravity acting in..
OpenGL gradient banding on Android http://stackoverflow.com/questions/8669765/opengl-gradient-banding-on-android banding on Android I've got a live wallpaper out on the market which uses OpenGL to render some basic shapes and a flat plane. The simple lighting creates a gradient effect across the plane which looks fine on most devices. The Samsung Galaxy..
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