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datatypes.h
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/**
* Copyright (C) 2012-2013 Analog Devices, Inc.
*
* Licensed under the GPL-2.
*
**/
#ifndef __DATA_TYPES__
#define __DATA_TYPES__
#include <glib.h>
#include <gtk/gtk.h>
#include <errno.h>
#include <stdbool.h>
#include <fftw3.h>
#include "iio_utils.h"
#define FORCE_UPDATE TRUE
#define NORMAL_UPDATE FALSE
struct detachable_plugin {
const struct osc_plugin *plugin;
gboolean detached_state;
GtkWidget *detach_attach_button;
};
/* Types of transforms */
enum {
NO_TRANSFORM_TYPE,
TIME_TRANSFORM,
FFT_TRANSFORM,
CONSTELLATION_TRANSFORM,
COMPLEX_FFT_TRANSFORM,
TRANSFORMS_TYPES_COUNT
};
typedef struct _transform Transform;
typedef struct _tr_list TrList;
struct extra_info {
struct _device_list *device_parent;
gfloat *data_ref;
int shadow_of_enabled;
};
struct buffer {
void *data;
void *data_copy;
unsigned int available;
unsigned int size;
};
struct plot_params{
unsigned int plot_id;
unsigned int sample_count;
};
struct _fft_alg_data{
gfloat fft_corr;
double *in;
double *win;
unsigned int m;
fftw_complex *in_c;
fftw_complex *out;
fftw_plan plan_forward;
int cached_fft_size;
int cached_num_active_channels;
int num_active_channels;
};
struct _device_list {
char *device_name;
struct iio_channel_info *channel_list;
unsigned int num_channels;
unsigned int sample_count;
GSList *plots_sample_counts;
double adc_freq;
double lo_freq;
char adc_scale[10];
void *settings_dialog_builder;
struct buffer data_buffer;
unsigned int num_active_channels;
unsigned int bytes_per_sample;
unsigned int current_sample;
gfloat **channel_data;
int buffer_fd;
};
struct _transform {
int type_id;
struct iio_channel_info *channel_parent;
struct iio_channel_info *channel_parent2;
gfloat **in_data;
gfloat *x_axis;
gfloat *y_axis;
unsigned *in_data_size;
unsigned x_axis_size;
unsigned y_axis_size;
bool destroy_x_axis;
bool destroy_y_axis;
bool local_output_buf;
GdkColor *graph_color;
bool has_the_marker;
void *settings;
void (*transform_function)(Transform *tr, gboolean init_transform);
};
struct _tr_list {
Transform **transforms;
int size;
};
struct _time_settings {
unsigned int num_samples;
gboolean apply_inverse_funct;
gboolean apply_multiply_funct;
gboolean apply_add_funct;
gfloat multiply_value;
gfloat add_value;
};
struct _fft_settings {
unsigned int fft_size;
unsigned int fft_avg;
gfloat fft_pwr_off;
struct _fft_alg_data fft_alg_data;
struct marker_type *markers;
struct marker_type *markers_copy;
GMutex *marker_lock;
enum marker_types *marker_type;
};
struct _constellation_settings {
unsigned int num_samples;
};
Transform* Transform_new(int tr_type);
void Transform_destroy(Transform *tr);
void Transform_resize_x_axis(Transform *tr, int new_size);
void Transform_resize_y_axis(Transform *tr, int new_size);
void Transform_set_in_data_ref(Transform *tr, gfloat **data_ref, unsigned *in_data_size);
gfloat* Transform_get_x_axis_ref(Transform *tr);
gfloat* Transform_get_y_axis_ref(Transform *tr);
void Transform_attach_settings(Transform *tr, void *settings);
void Transform_attach_function(Transform *tr, void (*f)(Transform *tr , gboolean init_transform));
void Transform_setup(Transform *tr);
void Transform_update_output(Transform *tr);
TrList* TrList_new(void);
void TrList_destroy(TrList *list);
void TrList_add_transform(TrList *list, Transform *tr);
void TrList_remove_transform(TrList *list, Transform *tr);
#endif /* __DATA_TYPES__ */