Image Zoom In/out Sample. This program uses GraphicsFramework library and GP2Y0A21YK sensor. Please use distance sensor in the range of 10-30cm.
Dependencies: GR-PEACH_video GraphicsFramework R_BSP mbed-rtos mbed
Fork of RGA_HelloWorld by
About GP2Y0A21YK
GP2Y0A21YK is a distance sensor and can be controlled by using the AnalogIn.
The range of this sensor is 10-80cm.
- Datasheet of GP2Y0A21YK
https://www.sparkfun.com/datasheets/Components/GP2Y0A21YK.pdf
About wiring
Sensor | GR-PEACH |
White wire | A0 |
Orange wire | GND |
Black wire | 5.0V |
Diff: rga_func.h
- Revision:
- 1:a07212e32dcb
- Parent:
- 0:84e4649e7707
- Child:
- 3:841987280a7f
--- a/rga_func.h Wed Jan 20 02:35:42 2016 +0000 +++ b/rga_func.h Wed Jan 20 08:09:15 2016 +0000 @@ -31,8 +31,8 @@ #define IMAGE_HEIGHT_ZOOM_FUNC 233 // Image height of Zoom function #define DISSOLVE_MAX_NUM 256 -#define SCROLL_MAX_NUM IMAGE_WIDTH_SCROLL_FUNC - IMG_DRAW_WIDTH -#define ZOOM_MAX_NUM IMAGE_HEIGHT_ZOOM_FUNC / 2 +#define SCROLL_MAX_NUM (IMAGE_WIDTH_SCROLL_FUNC - IMG_DRAW_WIDTH) +#define ZOOM_MAX_NUM (IMAGE_HEIGHT_ZOOM_FUNC / 2) #define ROTATION_MAX_NUM 360 #define ACCELERATE_MAX_NUM 256