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2014/10/16 ¤W¤È 08:21:28
android Programming Glossary: planeAndroid OpenGL ES 2.0 screen coordinates to world coordinates http://stackoverflow.com/questions/10985487/android-opengl-es-2-0-screen-coordinates-to-world-coordinates to be some kind of interpolation between the near and far plane. Is it just a linear interpolation Thanks in advance android..
How to measure the tilt of the phone in XY plane using accelerometer in Android http://stackoverflow.com/questions/11175599/how-to-measure-the-tilt-of-the-phone-in-xy-plane-using-accelerometer-in-android to measure the tilt of the phone in XY plane using accelerometer in Android I tried to use the Z axis data.. but it doesn't detect rotation of my phone in the XY plane ie. around the Z axis. I am using this as a reference for the.. orientation will be landscape. android accelerometer plane tilt share improve this question I believe the accelerometer..
Appropriate multiplication of matrices for rotation/translation http://stackoverflow.com/questions/11965593/appropriate-multiplication-of-matrices-for-rotation-translation rotation only about z axis and translation only in xy plane not just w.r.t to global center device center but also w.r.t.. rotation is only about z axis and translation only in xy plane API 10 15 The actual Renderer class has two objects tank turret..
Convert magnetic field X, Y, Z values from device into global reference frame http://stackoverflow.com/questions/15315129/convert-magnetic-field-x-y-z-values-from-device-into-global-reference-frame The geomagnetic parameter represents a vector lying in the plane spanned by the w_2 and the w_3 vectors. That is it lies in the.. w_2 and the w_3 vectors. That is it lies in the North Sky plane. Thus in term of the w_1 w_2 w_3 basis the first coordinate..
How do I determine what is touched in 3D space from the screen? http://stackoverflow.com/questions/2487710/how-do-i-determine-what-is-touched-in-3d-space-from-the-screen can be used to create ray by calling it for near and far plane 0 and 1 and subtracting near plane results from far plane results.. it for near and far plane 0 and 1 and subtracting near plane results from far plane results to get ray's direction. Ray origin.. plane 0 and 1 and subtracting near plane results from far plane results to get ray's direction. Ray origin is view location...
Implement page curl on android? http://stackoverflow.com/questions/3912849/implement-page-curl-on-android circumscribed by vertex vi.x vi.y around A on the x y plane R sqrt vi.x vi.x pow vi.y A 2 Now get the radius of the cone..
Page curl/turn effect in Android [duplicate] http://stackoverflow.com/questions/4376962/page-curl-turn-effect-in-android circumscribed by vertex vi.x vi.y around A on the x y plane R sqrt vi.x vi.x pow vi.y A 2 Now get the radius of the cone..
http://stackoverflow.com/questions/6699387/android-opengl-3d-picking 1 This will return the point under the mouse on the far plane. I also added a function to convert between a specified distance.. in the question I checked the distance between the near plane and the far plane. With fNear of 0.1 and fFar of 100 the distance.. I checked the distance between the near plane and the far plane. With fNear of 0.1 and fFar of 100 the distance should be 99.9...
Enable Flight mode with out disabling the wifi and bluetooth in android http://stackoverflow.com/questions/7105750/enable-flight-mode-with-out-disabling-the-wifi-and-bluetooth-in-android can change what radios that will be turned off when air plane mode is activated. If you do this before activating air plane.. mode is activated. If you do this before activating air plane mode it is possible to only turn off the radio cell. NOTE Changing.. affects the behavior of the system button for toggling air plane. Here's some sample code tested on Android 2.2. Toggle airplane..
Android OpenGL ES 2.0 screen coordinates to world coordinates http://stackoverflow.com/questions/10985487/android-opengl-es-2-0-screen-coordinates-to-world-coordinates to be at but the Z parameter in GLU.gluUnProject appears to be some kind of interpolation between the near and far plane. Is it just a linear interpolation Thanks in advance android opengl es 2.0 coordinate transformation share improve this..
How to measure the tilt of the phone in XY plane using accelerometer in Android http://stackoverflow.com/questions/11175599/how-to-measure-the-tilt-of-the-phone-in-xy-plane-using-accelerometer-in-android to measure the tilt of the phone in XY plane using accelerometer in Android I tried to use the Z axis data from SensorEvent.values but it doesn't detect rotation of.. Android I tried to use the Z axis data from SensorEvent.values but it doesn't detect rotation of my phone in the XY plane ie. around the Z axis. I am using this as a reference for the co ordinate axes. Is it correct How do I measure that motion.. do something similar Extreme Skater Doodle Jump. PS my phone orientation will be landscape. android accelerometer plane tilt share improve this question I believe the accelerometer is for translation of the phone not rotation. I think you..
Appropriate multiplication of matrices for rotation/translation http://stackoverflow.com/questions/11965593/appropriate-multiplication-of-matrices-for-rotation-translation for rotation translation In order to rotate translate object rotation only about z axis and translation only in xy plane not just w.r.t to global center device center but also w.r.t other arbitrary points I created an algorithm which is correct.. modification in updateModel Please note that the desired rotation is only about z axis and translation only in xy plane API 10 15 The actual Renderer class has two objects tank turret nozzle and tank body while turret nozzle has undesired forward..
Convert magnetic field X, Y, Z values from device into global reference frame http://stackoverflow.com/questions/15315129/convert-magnetic-field-x-y-z-values-from-device-into-global-reference-frame vector normally low pass filter is sufficient. 2 The geomagnetic parameter represents a vector lying in the plane spanned by the w_2 and the w_3 vectors. That is it lies in the North Sky plane. Thus in term of the w_1 w_2 w_3 basis the.. represents a vector lying in the plane spanned by the w_2 and the w_3 vectors. That is it lies in the North Sky plane. Thus in term of the w_1 w_2 w_3 basis the first coordinate should be 0. Therefore the X is always very small as you stated..
How do I determine what is touched in 3D space from the screen? http://stackoverflow.com/questions/2487710/how-do-i-determine-what-is-touched-in-3d-space-from-the-screen Edit Android implements it's own version of gluUnproject. It can be used to create ray by calling it for near and far plane 0 and 1 and subtracting near plane results from far plane results to get ray's direction. Ray origin is view location. More.. of gluUnproject. It can be used to create ray by calling it for near and far plane 0 and 1 and subtracting near plane results from far plane results to get ray's direction. Ray origin is view location. More here . share improve this answer..
Implement page curl on android? http://stackoverflow.com/questions/3912849/implement-page-curl-on-android current input vertex. vi inputMesh_ ii Radius of the circle circumscribed by vertex vi.x vi.y around A on the x y plane R sqrt vi.x vi.x pow vi.y A 2 Now get the radius of the cone cross section intersected by our vertex in 3D space. r R sin..
Page curl/turn effect in Android [duplicate] http://stackoverflow.com/questions/4376962/page-curl-turn-effect-in-android current input vertex. vi inputMesh_ ii Radius of the circle circumscribed by vertex vi.x vi.y around A on the x y plane R sqrt vi.x vi.x pow vi.y A 2 Now get the radius of the cone cross section intersected by our vertex in 3D space. r R sin..
http://stackoverflow.com/questions/6699387/android-opengl-3d-picking example float xyz 0 0 0 xyz unproject mouseX viewport 3 mouseY 1 This will return the point under the mouse on the far plane. I also added a function to convert between a specified distance from the camera and its 0 1...representation...thing. Like.. 5 units from the camera. I tested this with the method given in the question I checked the distance between the near plane and the far plane. With fNear of 0.1 and fFar of 100 the distance should be 99.9. I have consistently gotten about 99.8977.. camera. I tested this with the method given in the question I checked the distance between the near plane and the far plane. With fNear of 0.1 and fFar of 100 the distance should be 99.9. I have consistently gotten about 99.8977 regardless of position..
Enable Flight mode with out disabling the wifi and bluetooth in android http://stackoverflow.com/questions/7105750/enable-flight-mode-with-out-disabling-the-wifi-and-bluetooth-in-android help me in this android share improve this question You can change what radios that will be turned off when air plane mode is activated. If you do this before activating air plane mode it is possible to only turn off the radio cell. NOTE.. can change what radios that will be turned off when air plane mode is activated. If you do this before activating air plane mode it is possible to only turn off the radio cell. NOTE Changing AIRPLANE_MODE_RADIOS affects the behavior of the system.. turn off the radio cell. NOTE Changing AIRPLANE_MODE_RADIOS affects the behavior of the system button for toggling air plane. Here's some sample code tested on Android 2.2. Toggle airplane mode. Settings.System.putInt context.getContentResolver..
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