diff options
author | Lars-Peter Clausen <lars@metafoo.de> | 2009-10-24 16:06:05 +0200 |
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committer | Lars-Peter Clausen <lars@metafoo.de> | 2009-12-21 17:15:48 +0100 |
commit | c0be5ad97fb0f722b8afded74256742c008991d9 (patch) | |
tree | 4dc65a604561c5da3e365055623888c58cb6f657 /include/linux/input/touchscreen/ts_filter_median.h | |
parent | 871c0b38ef349686071b055d012bff712088aa61 (diff) |
ts-filter: Move include files to include/linux/input/touchscreen
Diffstat (limited to 'include/linux/input/touchscreen/ts_filter_median.h')
-rw-r--r-- | include/linux/input/touchscreen/ts_filter_median.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/linux/input/touchscreen/ts_filter_median.h b/include/linux/input/touchscreen/ts_filter_median.h new file mode 100644 index 00000000000..08051619531 --- /dev/null +++ b/include/linux/input/touchscreen/ts_filter_median.h @@ -0,0 +1,32 @@ +#ifndef __TS_FILTER_MEDIAN_H__ +#define __TS_FILTER_MEDIAN_H__ + +#include <linux/input/touchscreen/ts_filter.h> + +/* + * Touchscreen filter. + * + * median + * + * (c) 2008 Andy Green <andy@warmcat.com> + */ + +struct ts_filter_median_configuration { + /* Size of the filter. */ + int extent; + /* Precomputed midpoint. */ + int midpoint; + /* A reference value for us to check if we are going fast or slow. */ + int decimation_threshold; + /* How many points to replace if we're going fast. */ + int decimation_above; + /* How many points to replace if we're going slow. */ + int decimation_below; + + /* Generic configuration. */ + struct ts_filter_configuration config; +}; + +extern const struct ts_filter_api ts_filter_median_api; + +#endif |