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      1 /*
      2  $License:
      3     Copyright (C) 2012 InvenSense Corporation, All Rights Reserved.
      4  $
      5  */
      6 
      7 /*******************************************************************************
      8  *
      9  * $Id:$
     10  *
     11  ******************************************************************************/
     12 
     13 #ifndef INV_CONSTRUCTOR_H__
     14 #define INV_CONSTRUCTOR_H__
     15 
     16 #include "mltypes.h"
     17 #include "data_builder.h"
     18 
     19 #ifdef __cplusplus
     20 extern "C" {
     21 #endif
     22 
     23 #define PRECISION 10000.f
     24 #define RANGE_FLOAT_TO_FIXEDPOINT(range, x) {               \
     25     range.mantissa = (long)x;                               \
     26     range.fraction = (long)((float)(x-(long)x)*PRECISION);  \
     27 }
     28 #define RANGE_FIXEDPOINT_TO_FLOAT(range, x) {   \
     29     x = (float)(range.mantissa);                \
     30     x += ((float)range.fraction/PRECISION);     \
     31 }
     32 
     33 struct fifo_dmp_config {
     34     unsigned char sample_divider;
     35     unsigned char fifo_divider;
     36     unsigned char mpl_divider;
     37 };
     38 
     39 inv_error_t inv_construct_and_push_data();
     40 inv_error_t inv_set_fifo_processed_callback(void (*func_cb)(void));
     41 inv_error_t inv_constructor_setup();
     42 inv_error_t inv_constructor_start();
     43 inv_error_t inv_constructor_init();
     44 inv_error_t inv_constructor_default_enable();
     45 void inv_set_debug_mode(rd_dbg_mode mode);
     46 inv_error_t inv_playback();
     47 void inv_set_playback_filename(char *filename, int length);
     48 inv_error_t wait_for_and_process_interrupt();
     49 
     50 inv_error_t inv_set_interrupt_word(unsigned long word);
     51 inv_error_t inv_get_interrupt_word(unsigned long *data);
     52 inv_error_t inv_set_gesture_enable(int word);
     53 int inv_get_gesture_enable(void);
     54 inv_error_t inv_set_fifo_rate(unsigned long fifo_rate);
     55 inv_error_t inv_get_dmp_sample_divider(unsigned char *data);
     56 
     57 #ifdef __cplusplus
     58 }
     59 #endif
     60 
     61 #endif // INVENSENSE_INV_CONSTRUCTOR_H__
     62 
     63