Merge pull request #4897 from mourix/master

Microtouch: implement calibration extended
This commit is contained in:
Miran Grča
2024-10-12 19:11:43 +02:00
committed by GitHub

View File

@@ -36,7 +36,10 @@
#include <86box/plat.h>
#include <86box/fifo8.h>
#include <86box/fifo.h>
#include <86box/video.h> /* Needed to account for overscan. */
#include <86box/video.h>
#include <86box/nvr.h>
#define NVR_SIZE 16
enum mtouch_formats {
FORMAT_DEC = 1,
@@ -60,15 +63,17 @@ const char* mtouch_identity[] = {
};
typedef struct mouse_microtouch_t {
double baud_rate, abs_x, abs_x_old, abs_y, abs_y_old;
int but, but_old;
char cmd[256];
int cmd_pos;
double abs_x, abs_x_old, abs_y, abs_y_old;
float scale_x, scale_y, off_x, off_y;
int but, but_old;
int baud_rate, cmd_pos;
uint8_t format, mode;
bool mode_status;
uint8_t id, cal_cntr, pen_mode;
bool soh;
bool mode_status, cal_ex, soh;
bool in_reset, reset;
uint8_t *nvr;
char nvr_path[64];
serial_t *serial;
Fifo8 resp;
pc_timer_t host_to_serial_timer;
@@ -77,146 +82,241 @@ typedef struct mouse_microtouch_t {
static mouse_microtouch_t *mtouch_inst = NULL;
void
microtouch_reset_complete(void *priv)
static void
mtouch_savenvr(void *priv)
{
mouse_microtouch_t *mtouch = (mouse_microtouch_t *) priv;
mouse_microtouch_t *dev = (mouse_microtouch_t *) priv;
mtouch->reset = true;
mtouch->in_reset = false;
fifo8_push_all(&mtouch->resp, (uint8_t *) "\x01\x30\x0D", 3); /* <SOH>0<CR> */
}
FILE *fp;
void
microtouch_calibrate_timer(void *priv)
{
mouse_microtouch_t *mtouch = (mouse_microtouch_t *) priv;
if (!fifo8_num_used(&mtouch->resp)) {
mtouch->cal_cntr--;
fifo8_push_all(&mtouch->resp, (uint8_t *) "\x01\x31\x0D", 3); /* <SOH>1<CR> */
fp = nvr_fopen(dev->nvr_path, "wb");
if (fp) {
fwrite(dev->nvr, 1, NVR_SIZE, fp);
fclose(fp);
fp = NULL;
}
}
void
microtouch_process_commands(mouse_microtouch_t *mtouch)
static void
mtouch_writenvr(void *priv, float scale_x, float scale_y, float off_x, float off_y)
{
mtouch->cmd[strcspn(mtouch->cmd, "\r")] = '\0';
pclog("MT Command: %s\n", mtouch->cmd);
mouse_microtouch_t *dev = (mouse_microtouch_t *) priv;
if (mtouch->cmd[0] == 'C' && (mtouch->cmd[1] == 'N' || mtouch->cmd[1] == 'X')) { /* Calibrate New/Extended */
mtouch->cal_cntr = 2;
}
else if (mtouch->cmd[0] == 'F' && mtouch->cmd[1] == 'D') { /* Format Decimal */
mtouch->format = FORMAT_DEC;
mtouch->mode_status = false;
}
else if (mtouch->cmd[0] == 'F' && mtouch->cmd[1] == 'O') { /* Finger Only */
mtouch->pen_mode = 1;
}
else if (mtouch->cmd[0] == 'F' && mtouch->cmd[1] == 'H') { /* Format Hexadecimal */
mtouch->format = FORMAT_HEX;
mtouch->mode_status = false;
}
else if (mtouch->cmd[0] == 'F' && mtouch->cmd[1] == 'R') { /* Format Raw */
mtouch->format = FORMAT_RAW;
mtouch->mode = MODE_INACTIVE;
mtouch->cal_cntr = 0;
}
else if (mtouch->cmd[0] == 'F' && mtouch->cmd[1] == 'T') { /* Format Tablet */
mtouch->format = FORMAT_TABLET;
}
else if (mtouch->cmd[0] == 'G' && mtouch->cmd[1] == 'P' && mtouch->cmd[2] == '1') { /* Get Parameter Block 1 */
fifo8_push_all(&mtouch->resp, (uint8_t *) "\x01\x41\x0D", 3); /* <SOH>A<CR> */
fifo8_push_all(&mtouch->resp, (uint8_t *) "0000000000000000000000000\r", 26);
}
else if (mtouch->cmd[0] == 'M' && mtouch->cmd[1] == 'D' && mtouch->cmd[2] == 'U') { /* Mode Down/Up */
mtouch->mode = MODE_DOWNUP;
}
else if (mtouch->cmd[0] == 'M' && mtouch->cmd[1] == 'I') { /* Mode Inactive */
mtouch->mode = MODE_INACTIVE;
}
else if (mtouch->cmd[0] == 'M' && mtouch->cmd[1] == 'P') { /* Mode Point */
mtouch->mode = MODE_POINT;
}
else if (mtouch->cmd[0] == 'M' && mtouch->cmd[1] == 'T') { /* Mode Status */
mtouch->mode_status = true;
}
else if (mtouch->cmd[0] == 'M' && mtouch->cmd[1] == 'S') { /* Mode Stream */
mtouch->mode = MODE_STREAM;
}
else if (mtouch->cmd[0] == 'O' && mtouch->cmd[1] == 'I') { /* Output Identity */
fifo8_push(&mtouch->resp, 0x01);
fifo8_push_all(&mtouch->resp, (uint8_t *) mtouch_identity[mtouch->id], 6);
fifo8_push(&mtouch->resp, 0x0D);
memcpy(&dev->nvr[0], &scale_x, 4);
memcpy(&dev->nvr[4], &scale_y, 4);
memcpy(&dev->nvr[8], &off_x, 4);
memcpy(&dev->nvr[12], &off_y, 4);
}
static void
mtouch_readnvr(void *priv)
{
mouse_microtouch_t *dev = (mouse_microtouch_t *) priv;
memcpy(&dev->scale_x, &dev->nvr[0], 4);
memcpy(&dev->scale_y, &dev->nvr[4], 4);
memcpy(&dev->off_x, &dev->nvr[8], 4);
memcpy(&dev->off_y, &dev->nvr[12], 4);
pclog("MT NVR CAL: scale_x=%f, scale_y=%f, off_x=%f, off_y=%f\n", dev->scale_x, dev->scale_y, dev->off_x, dev->off_y);
}
static void
mtouch_initnvr(void *priv)
{
mouse_microtouch_t *dev = (mouse_microtouch_t *) priv;
FILE *fp;
/* Allocate and initialize the EEPROM. */
dev->nvr = (uint8_t *) malloc(NVR_SIZE);
memset(dev->nvr, 0x00, NVR_SIZE);
fp = nvr_fopen(dev->nvr_path, "rb");
if (fp) {
if (fread(dev->nvr, 1, NVR_SIZE, fp) != NVR_SIZE)
fatal("mtouch_initnvr(): Error reading data\n");
fclose(fp);
fp = NULL;
} else
mtouch_writenvr(dev, 1, 1, 0, 0);
}
static void
mtouch_reset_complete(void *priv)
{
mouse_microtouch_t *dev = (mouse_microtouch_t *) priv;
dev->reset = true;
dev->in_reset = false;
fifo8_push_all(&dev->resp, (uint8_t *) "\x01\x30\x0D", 3); /* <SOH>0<CR> */
}
static void
mtouch_calibrate_timer(void *priv)
{
mouse_microtouch_t *dev = (mouse_microtouch_t *) priv;
if ((dev->cal_cntr == 2 && (dev->abs_x > 0.25 || dev->abs_y < 0.75)) || \
(dev->cal_cntr == 1 && (dev->abs_x < 0.75 || dev->abs_y > 0.25))) {
return;
}
else if (mtouch->cmd[0] == 'O' && mtouch->cmd[1] == 'S') { /* Output Status */
if (mtouch->reset) {
fifo8_push_all(&mtouch->resp, (uint8_t *) "\x01\x40\x60\x0D", 4);
dev->cal_cntr--;
fifo8_push_all(&dev->resp, (uint8_t *) "\x01\x31\x0D", 3); /* <SOH>1<CR> */
if (dev->cal_ex) {
if (!dev->cal_cntr) {
double x1_ref = 0.125;
double y1_ref = 0.875;
double x2_ref = 0.875;
double y2_ref = 0.125;
double x1 = dev->abs_x_old;
double y1 = dev->abs_y_old;
double x2 = dev->abs_x;
double y2 = dev->abs_y;
dev->scale_x = (x2_ref - x1_ref) / (x2 - x1);
dev->off_x = x1_ref - dev->scale_x * x1;
dev->scale_y = (y2_ref - y1_ref) / (y2 - y1);
dev->off_y = y1_ref - dev->scale_y * y1;
dev->cal_ex = false;
pclog("MT NEW CAL: scale_x=%f, scale_y=%f, off_x=%f, off_y=%f\n", dev->scale_x, dev->scale_y, dev->off_x, dev->off_y);
mtouch_writenvr(dev, dev->scale_x, dev->scale_y, dev->off_x, dev->off_y);
mtouch_savenvr(dev);
}
dev->abs_x_old = dev->abs_x;
dev->abs_y_old = dev->abs_y;
}
}
static void
mtouch_process_commands(mouse_microtouch_t *dev)
{
dev->cmd[strcspn(dev->cmd, "\r")] = '\0';
pclog("MT Command: %s\n", dev->cmd);
if (dev->cmd[0] == 'C' && dev->cmd[1] == 'N') { /* Calibrate New */
dev->cal_cntr = 2;
}
else if (dev->cmd[0] == 'C' && dev->cmd[1] == 'X') { /* Calibrate Extended */
dev->scale_x = 1;
dev->scale_y = 1;
dev->off_x = 0;
dev->off_y = 0;
dev->cal_ex = true;
dev->cal_cntr = 2;
}
else if (dev->cmd[0] == 'F' && dev->cmd[1] == 'D') { /* Format Decimal */
dev->format = FORMAT_DEC;
dev->mode_status = false;
}
else if (dev->cmd[0] == 'F' && dev->cmd[1] == 'O') { /* Finger Only */
dev->pen_mode = 1;
}
else if (dev->cmd[0] == 'F' && dev->cmd[1] == 'H') { /* Format Hexadecimal */
dev->format = FORMAT_HEX;
dev->mode_status = false;
}
else if (dev->cmd[0] == 'F' && dev->cmd[1] == 'R') { /* Format Raw */
dev->format = FORMAT_RAW;
dev->mode = MODE_INACTIVE;
dev->cal_cntr = 0;
}
else if (dev->cmd[0] == 'F' && dev->cmd[1] == 'T') { /* Format Tablet */
dev->format = FORMAT_TABLET;
}
else if (dev->cmd[0] == 'G' && dev->cmd[1] == 'P' && dev->cmd[2] == '1') { /* Get Parameter Block 1 */
fifo8_push_all(&dev->resp, (uint8_t *) "\x01\x41\x0D", 3); /* <SOH>A<CR> */
fifo8_push_all(&dev->resp, (uint8_t *) "0000000000000000000000000\r", 26);
}
else if (dev->cmd[0] == 'M' && dev->cmd[1] == 'D' && dev->cmd[2] == 'U') { /* Mode Down/Up */
dev->mode = MODE_DOWNUP;
}
else if (dev->cmd[0] == 'M' && dev->cmd[1] == 'I') { /* Mode Inactive */
dev->mode = MODE_INACTIVE;
}
else if (dev->cmd[0] == 'M' && dev->cmd[1] == 'P') { /* Mode Point */
dev->mode = MODE_POINT;
}
else if (dev->cmd[0] == 'M' && dev->cmd[1] == 'T') { /* Mode Status */
dev->mode_status = true;
}
else if (dev->cmd[0] == 'M' && dev->cmd[1] == 'S') { /* Mode Stream */
dev->mode = MODE_STREAM;
}
else if (dev->cmd[0] == 'O' && dev->cmd[1] == 'I') { /* Output Identity */
fifo8_push(&dev->resp, 0x01);
fifo8_push_all(&dev->resp, (uint8_t *) mtouch_identity[dev->id], 6);
fifo8_push(&dev->resp, 0x0D);
return;
}
else if (dev->cmd[0] == 'O' && dev->cmd[1] == 'S') { /* Output Status */
if (dev->reset) {
fifo8_push_all(&dev->resp, (uint8_t *) "\x01\x40\x60\x0D", 4);
} else {
fifo8_push_all(&mtouch->resp, (uint8_t *) "\x01\x40\x40\x0D", 4);
fifo8_push_all(&dev->resp, (uint8_t *) "\x01\x40\x40\x0D", 4);
}
return;
}
else if (mtouch->cmd[0] == 'P') {
if (strlen(mtouch->cmd) == 2) { /* Pen */
if (mtouch->cmd[1] == 'F') mtouch->pen_mode = 3; /* Pen or Finger */
else if (mtouch->cmd[1] == 'O') mtouch->pen_mode = 2; /* Pen Only */
else if (dev->cmd[0] == 'P') {
if (strlen(dev->cmd) == 2) { /* Pen */
if (dev->cmd[1] == 'F') dev->pen_mode = 3; /* Pen or Finger */
else if (dev->cmd[1] == 'O') dev->pen_mode = 2; /* Pen Only */
}
else if (strlen(mtouch->cmd) == 5) { /* Serial Options */
if (mtouch->cmd[4] == 1) mtouch->baud_rate = 19200;
else if (mtouch->cmd[4] == 2) mtouch->baud_rate = 9600;
else if (mtouch->cmd[4] == 3) mtouch->baud_rate = 4600;
else if (mtouch->cmd[4] == 4) mtouch->baud_rate = 2400;
else if (mtouch->cmd[4] == 5) mtouch->baud_rate = 1200;
else if (strlen(dev->cmd) == 5) { /* Serial Options */
if (dev->cmd[4] == 1) dev->baud_rate = 19200;
else if (dev->cmd[4] == 2) dev->baud_rate = 9600;
else if (dev->cmd[4] == 3) dev->baud_rate = 4600;
else if (dev->cmd[4] == 4) dev->baud_rate = 2400;
else if (dev->cmd[4] == 5) dev->baud_rate = 1200;
timer_stop(&mtouch->host_to_serial_timer);
timer_on_auto(&mtouch->host_to_serial_timer, (1000000. / mtouch->baud_rate) * 10);
timer_stop(&dev->host_to_serial_timer);
timer_on_auto(&dev->host_to_serial_timer, (1000000. / dev->baud_rate) * 10);
}
}
else if (mtouch->cmd[0] == 'R') { /* Reset */
mtouch->in_reset = true;
mtouch->cal_cntr = 0;
mtouch->pen_mode = 3;
else if (dev->cmd[0] == 'R') { /* Reset */
dev->in_reset = true;
dev->cal_cntr = 0;
dev->pen_mode = 3;
if (mtouch->cmd[0] == 'D') { /* Restore Defaults */
mtouch->mode = MODE_STREAM;
mtouch->mode_status = false;
if (dev->cmd[0] == 'D') { /* Restore Defaults */
dev->mode = MODE_STREAM;
dev->mode_status = false;
if (mtouch->id < 2) {
mtouch->format = FORMAT_DEC;
if (dev->id < 2) {
dev->format = FORMAT_DEC;
} else {
mtouch->format = FORMAT_TABLET;
dev->format = FORMAT_TABLET;
}
}
timer_on_auto(&mtouch->reset_timer, 500. * 1000.);
timer_on_auto(&dev->reset_timer, 500. * 1000.);
return;
}
else if (mtouch->cmd[0] == 'S' && mtouch->cmd[1] == 'P' && mtouch->cmd[2] == '1') { /* Set Parameter Block 1 */
fifo8_push_all(&mtouch->resp, (uint8_t *) "\x01\x41\x0D", 3); /* <SOH>A<CR> */
else if (dev->cmd[0] == 'S' && dev->cmd[1] == 'P' && dev->cmd[2] == '1') { /* Set Parameter Block 1 */
fifo8_push_all(&dev->resp, (uint8_t *) "\x01\x41\x0D", 3); /* <SOH>A<CR> */
return;
}
else if (mtouch->cmd[0] == 'U' && mtouch->cmd[1] == 'T') { /* Unit Type */
fifo8_push(&mtouch->resp, 0x01);
else if (dev->cmd[0] == 'U' && dev->cmd[1] == 'T') { /* Unit Type */
fifo8_push(&dev->resp, 0x01);
if (mtouch->id == 2) {
fifo8_push_all(&mtouch->resp, (uint8_t *) "TP****00", 8);
if (dev->id == 2) {
fifo8_push_all(&dev->resp, (uint8_t *) "TP****00", 8);
} else {
fifo8_push_all(&mtouch->resp, (uint8_t *) "QM****00", 8);
fifo8_push_all(&dev->resp, (uint8_t *) "QM****00", 8);
}
fifo8_push(&mtouch->resp, 0x0D);
fifo8_push(&dev->resp, 0x0D);
return;
}
fifo8_push_all(&mtouch->resp, (uint8_t *) "\x01\x30\x0D", 3); /* <SOH>0<CR> */
fifo8_push_all(&dev->resp, (uint8_t *) "\x01\x30\x0D", 3); /* <SOH>0<CR> */
}
void
static void
mtouch_write(serial_t *serial, void *priv, uint8_t data)
{
mouse_microtouch_t *dev = (mouse_microtouch_t *) priv;
if (data == '\x1') {
dev->soh = 1;
}
@@ -232,7 +332,7 @@ mtouch_write(serial_t *serial, void *priv, uint8_t data)
dev->cmd[dev->cmd_pos++] = data;
dev->cmd_pos = 0;
microtouch_process_commands(dev);
mtouch_process_commands(dev);
}
}
}
@@ -240,9 +340,9 @@ mtouch_write(serial_t *serial, void *priv, uint8_t data)
static int
mtouch_prepare_transmit(void *priv)
{
char buffer[16];
mouse_microtouch_t *dev = (mouse_microtouch_t *) priv;
char buffer[16];
double abs_x = dev->abs_x;
double abs_y = dev->abs_y;
int but = dev->but;
@@ -253,7 +353,7 @@ mtouch_prepare_transmit(void *priv)
if (dev->cal_cntr || (!dev->but && !dev->but_old)) { /* Calibration or no buttonpress */
if (!dev->but && dev->but_old) {
microtouch_calibrate_timer(dev);
mtouch_calibrate_timer(dev);
}
dev->but_old = but; /* Save buttonpress */
return 0;
@@ -318,10 +418,11 @@ mtouch_prepare_transmit(void *priv)
return 0;
}
void
static void
mtouch_write_to_host(void *priv)
{
mouse_microtouch_t *dev = (mouse_microtouch_t *) priv;
if (dev->serial == NULL)
goto no_write_to_machine;
if ((dev->serial->type >= SERIAL_16550) && dev->serial->fifo_enabled) {
@@ -376,6 +477,9 @@ mtouch_poll(void *priv)
dev->abs_y = dev->abs_y / (double) monitors[index].mon_ysize;
}
dev->abs_x = dev->scale_x * dev->abs_x + dev->off_x;
dev->abs_y = dev->scale_y * dev->abs_y + dev->off_y;
if (dev->abs_x >= 1.0) dev->abs_x = 1.0;
if (dev->abs_y >= 1.0) dev->abs_y = 1.0;
if (dev->abs_x <= 0.0) dev->abs_x = 0.0;
@@ -403,12 +507,16 @@ mtouch_init(const device_t *info)
fifo8_create(&dev->resp, 256);
timer_add(&dev->host_to_serial_timer, mtouch_write_to_host, dev, 0);
timer_add(&dev->reset_timer, microtouch_reset_complete, dev, 0);
timer_add(&dev->reset_timer, mtouch_reset_complete, dev, 0);
timer_on_auto(&dev->host_to_serial_timer, (1000000. / dev->baud_rate) * 10);
dev->id = device_get_config_int("identity");
dev->pen_mode = 3;
dev->mode = MODE_STREAM;
sprintf(dev->nvr_path, "mtouch_%s.nvr", mtouch_identity[dev->id]);
mtouch_initnvr(dev);
mtouch_readnvr(dev);
if (dev->id < 2) { /* legacy controllers */
dev->format = FORMAT_DEC;
} else {