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Support for NULL (idle) reports

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This commit is contained in:
Raphael Assenat 2015-08-21 00:16:54 -04:00
parent 2444e7699b
commit 1d5198a5bd
1 changed files with 36 additions and 19 deletions
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55
usbpad.c
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@ -14,8 +14,26 @@ int usbpad_getReportSize(void)
return REPORT_SIZE;
}
static void buildIdleReport(unsigned char dstbuf[REPORT_SIZE])
{
int i;
dstbuf[0] = REPORT_ID;
/* Inactive and centered axis */
for (i=0; i<6; i++) {
dstbuf[1+i*2] = 0x80;
dstbuf[2+i*2] = 0x3e;
}
/* Inactive buttons */
dstbuf[13] = 0;
dstbuf[14] = 0;
}
static void buildReportFromGC(const gc_pad_data *gc_data, unsigned char dstbuf[REPORT_SIZE])
{
buildIdleReport(dstbuf);
}
static void buildReportFromN64(const n64_pad_data *n64_data, unsigned char dstbuf[REPORT_SIZE])
@ -38,22 +56,11 @@ static void buildReportFromN64(const n64_pad_data *n64_data, unsigned char dstbu
xval += 16000;
yval += 16000;
dstbuf[0] = REPORT_ID;
dstbuf[1] = ((uint8_t*)&xval)[0];
dstbuf[2] = ((uint8_t*)&xval)[1];
dstbuf[3] = ((uint8_t*)&yval)[0];
dstbuf[4] = ((uint8_t*)&yval)[1];
/* Inactive and centered axis */
dstbuf[5] = 0x80;
dstbuf[6] = 0x3e;
dstbuf[7] = 0x80;
dstbuf[8] = 0x3e;
dstbuf[9] = 0x80;
dstbuf[10] = 0x3e;
dstbuf[11] = 0x80;
dstbuf[12] = 0x3e;
/* TODO : Button mapping */
dstbuf[13] = n64_data->raw_data[0];
@ -62,15 +69,25 @@ static void buildReportFromN64(const n64_pad_data *n64_data, unsigned char dstbu
void usbpad_buildReport(const gamepad_data *pad_data, unsigned char dstbuf[REPORT_SIZE])
{
switch (pad_data->pad_type)
{
case PAD_TYPE_N64:
buildReportFromN64(&pad_data->n64, dstbuf);
break;
/* Always start with an idle report. Specific report builders can just
* simply ignore unused parts */
buildIdleReport(dstbuf);
case PAD_TYPE_GAMECUBE:
buildReportFromGC(&pad_data->gc, dstbuf);
break;
if (pad_data)
{
switch (pad_data->pad_type)
{
case PAD_TYPE_N64:
buildReportFromN64(&pad_data->n64, dstbuf);
break;
case PAD_TYPE_GAMECUBE:
buildReportFromGC(&pad_data->gc, dstbuf);
break;
default:
break;
}
}
}