WiinScale: simple reads a connected balance board and displays measured weight.

This commit is contained in:
2018-07-14 17:08:18 +02:00
parent 5ae11c5d2d
commit a8173d4bcb
11 changed files with 596 additions and 14 deletions

64
wiiuse_board/main.c Normal file
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#include "wiiuse.h"
#define MAX_WIIMOTES 5
static wiimote** wiimotes;
static int board;
__declspec(dllexport) int wiiuse_board_init()
{
wiimotes = wiiuse_init(MAX_WIIMOTES);
int count = wiiuse_find(wiimotes, MAX_WIIMOTES, 5);
count = wiiuse_connect(wiimotes, count);
board = -1;
for (int i = 0; i < count; i++)
if (board == -1 && wiimotes[i]->exp.type == EXP_WII_BOARD)
board = i;
else
wiiuse_disconnect(wiimotes[i]);
if (board == -1)
wiiuse_cleanup(wiimotes, MAX_WIIMOTES);
return board != -1;
}
__declspec(dllexport) int wiiuse_board_read(float* weight, float* x, float* y)
{
int read = 0;
if (board != -1)
{
while (wiiuse_poll(wiimotes, MAX_WIIMOTES))
{
switch (wiimotes[board]->event)
{
case WIIUSE_EVENT:
{
struct wii_board_t* wb = (wii_board_t*)&wiimotes[board]->exp.wb;
*weight = wb->tl + wb->tr + wb->bl + wb->br;
*x = ((wb->tr + wb->br) / *weight) * 2 - 1;
*y = ((wb->tl + wb->tr) / *weight) * 2 - 1;
read++;
break;
}
case WIIUSE_WII_BOARD_CTRL_REMOVED:
case WIIUSE_DISCONNECT:
case WIIUSE_UNEXPECTED_DISCONNECT:
{
return 0;
break;
}
}
}
}
return read;
}
__declspec(dllexport) void wiiuse_board_shutdown()
{
if (board != -1 && wiimotes[board]->state == WIIMOTE_STATE_CONNECTED)
wiiuse_disconnect(wiimotes[board]);
wiiuse_cleanup(wiimotes, MAX_WIIMOTES);
wiimotes = 0;
board = -1;
}

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