uc3c_ek-can-lin-loopbacks-demo/gui.c File Reference

#include <stdarg.h>
#include "board.h"
#include "et024006dhu.h"
#include "conf_demo.h"
#include "gpio.h"
#include "gui.h"
#include "background_image.h"
#include "cycle_counter.h"
#include "dsp.h"
#include "compiler.h"

Data Structures
struct	gui_box
	Local structure definition for box. More...

Macros
#define	MAX_BUFFER_HEIGHT   GUI_ZOOM_BOX_HEIGHT
#define	MAX_BUFFER_WIDTH   GUI_ZOOM_BOX_WIDTH

Functions
static void	gui_buffer_print_dsp16_signal (void *buffer, uint16_t width, uint16_t height, dsp16_t *signal, uint16_t signal_size)
static void	gui_buffer_set_pixel (void *buffer, uint16_t width, uint16_t height, uint16_t x, uint16_t y)
void	gui_change_update_fs (uint32_t time_ms)
	This function change the frequency rate of the update of the display. More...
void	gui_clear_view (void)
static void	gui_draw_background (uint16_t x, uint16_t y, uint16_t width, uint16_t height)
uint32_t	gui_get_update_fs (void)
void	gui_init (uint32_t cpu_hz, uint32_t hsb_hz, uint32_t pba_hz, uint32_t pbb_hz)
	Initialization function of the GUI interface. More...
static void	gui_print_signal_box (int32_t box_id, dsp16_t *signal, uint16_t signal_size)
void	gui_set_selection (int32_t box_id)
	Select a new box (can select only one box a time) More...
void	gui_task (void)
	Gui Task: More...

Variables
static struct gui_box	box []
static uint8_t	buffer [ET024006_BITMAP_WIDTH(MAX_BUFFER_WIDTH)*MAX_BUFFER_HEIGHT]
static int	gui_cpu_hz
struct {
t_cpu_time   cpu_time
uint32_t   time_ms
}	gui_fs
char	gui_text_buffer [GUI_TEXT_BUFFER_SIZE]
dsp16_t	signal1_buf [BUFFER_LENGTH]
dsp16_t	signal2_buf [BUFFER_LENGTH]
dsp16_t	signal3_buf [BUFFER_LENGTH]
	Buffer to store ADC Conversions. More...
dsp16_t	signal4_buf [BUFFER_LENGTH]
static dsp16_t	signal_buffer [BUFFER_LENGTH]
dsp16_t *	signal_in_buf
dsp16_t	signal_in_fft [BUFFER_LENGTH]
dsp16_t	signal_out_buf [BUFFER_LENGTH]
dsp16_t	signal_out_fft [BUFFER_LENGTH]
bool	signals_are_updated

#define MAX_BUFFER_HEIGHT   GUI_ZOOM_BOX_HEIGHT

#define MAX_BUFFER_WIDTH   GUI_ZOOM_BOX_WIDTH

static void gui_buffer_print_dsp16_signal ( void *  buffer, uint16_t  width, uint16_t  height, dsp16_t *  signal, uint16_t  signal_size  )

static

References Abs, b, DSP16_QA, DSP16_QB, DSP_FP_MIN, ET024006_BITMAP_WIDTH, gui_buffer_set_pixel(), i, and width.

Referenced by gui_print_signal_box().

static void gui_buffer_set_pixel ( void *  buffer, uint16_t  width, uint16_t  height, uint16_t  x, uint16_t  y  )

inlinestatic

References ET024006_BITMAP_WIDTH.

Referenced by gui_buffer_print_dsp16_signal().

void gui_change_update_fs

(

uint32_t

time_ms

)

This function change the frequency rate of the update of the display.

References cpu_ms_2_cy(), cpu_set_timeout(), gui_cpu_hz, gui_fs, and time_ms.

void gui_clear_view

(

void

)

References ET024006_HEIGHT, ET024006_WIDTH, and gui_draw_background().

static void gui_draw_background ( uint16_t  x, uint16_t  y, uint16_t  width, uint16_t  height  )

static

References background_image, et024006_PutPixmap(), and ET024006_WIDTH.

Referenced by gui_clear_view(), and gui_set_selection().

uint32_t gui_get_update_fs

(

void

)

References gui_fs.

void gui_init	(	U32	fcpu_hz,
		U32	fhsb_hz,
		U32	fpbb_hz,
		U32	fpba_hz
	)

Initialization function of the GUI interface.

Parameters

fcpu_hz	CPU frequency.
fhsb_hz	HSB frequency.
fpbb_hz	PBB frequency.
fpba_hz	PBA frequency.

Referenced by app_engine(), and main().

static void gui_print_signal_box ( int32_t  box_id, dsp16_t *  signal, uint16_t  signal_size  )

static

References gui_box::bg_color, buffer, BUFFER_LENGTH, et024006_PutBitmap(), gui_box::fg_color, gui_buffer_print_dsp16_signal(), GUI_ZOOM_BOX_HEIGHT, GUI_ZOOM_BOX_WIDTH, GUI_ZOOM_BOX_X, GUI_ZOOM_BOX_Y, gui_box::height, Min, signal_buffer, gui_box::width, gui_box::x, gui_box::y, zoom_view, and zoom_view_id.

Referenced by gui_task().

void gui_set_selection

(

int32_t

box_id

)

Select a new box (can select only one box a time)

References gui_box::bg_color, et024006_DrawFilledRect(), gui_draw_background(), GUI_NO_COLOR, GUI_NO_SEL, GUI_SELECTION_COLOR, gui_box::height, i, gui_box::width, gui_box::x, and gui_box::y.

Referenced by state_machine_global().

void gui_task

(

void

)

Gui Task:

• Refresh the content of the screen

References BLACK, BLUE, cpu_is_timeout(), cpu_ms_2_cy(), cpu_set_timeout(), et024006_DrawFilledRect(), GREEN, gui_cpu_hz, GUI_CURSOR_COLOR, gui_fs, GUI_OUTPUT1_ID, GUI_OUTPUT2_ID, GUI_OUTPUT3_ID, gui_print_signal_box(), GUI_SOURCE1_HEIGHT, GUI_SOURCE1_ID, GUI_SOURCE1_X, potentiometer_value, RED, signal1_buf, signal2_buf, signal3_buf, signal4_buf, signal_noise_gui, signal_selected_display, signalin_gui, signalin_noise_gui, signalout_fp_gui, signalout_fpu_gui, and sysclk_get_main_hz().

struct gui_box box[]

static

Initial value:

= {
    GUI_BOXES
}

uint8_t buffer[ET024006_BITMAP_WIDTH(MAX_BUFFER_WIDTH)*MAX_BUFFER_HEIGHT]

static

Referenced by gui_print_signal_box().

t_cpu_time cpu_time

int gui_cpu_hz

static

Referenced by gui_change_update_fs(), gui_init(), and gui_task().

struct { ... } gui_fs

Referenced by gui_change_update_fs(), gui_get_update_fs(), and gui_task().

char gui_text_buffer[GUI_TEXT_BUFFER_SIZE]

dsp16_t signal1_buf[BUFFER_LENGTH]

Referenced by adc_process_task(), and gui_task().

dsp16_t signal2_buf[BUFFER_LENGTH]

Referenced by gui_task(), and lin_task().

dsp16_t signal3_buf[BUFFER_LENGTH]

Buffer to store ADC Conversions.

Referenced by can_task(), and gui_task().

dsp16_t signal4_buf[BUFFER_LENGTH]

Referenced by adc_process_task(), and gui_task().

dsp16_t signal_buffer[BUFFER_LENGTH]

static

Referenced by gui_print_signal_box().

dsp16_t* signal_in_buf

dsp16_t signal_in_fft[BUFFER_LENGTH]

dsp16_t signal_out_buf[BUFFER_LENGTH]

dsp16_t signal_out_fft[BUFFER_LENGTH]

bool signals_are_updated

uint32_t time_ms