mangavalk/lcdproc
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display default values on errors in init();

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include speed into the display's PrivateData structure;
CFontzPacket.c: update optimization stragegy in flush() for CF631 & CF635
This commit is contained in:
marschap
2005-07-03 15:25:55 +00:00
parent a450ac5b47
commit b94ea7ba78
3 changed files with 104 additions and 47 deletions
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server/drivers/CFontzPacket.c
+78 -29
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@@ -139,6 +139,7 @@ typedef struct driver_private_data {
int model;
int newfirmware;
int usb;
int speed;
/* dimensions */
int width, height;
@@ -185,9 +186,9 @@ CFontz633_init (Driver *drvthis)
struct termios portset;
int tmp, w, h;
int reboot = 0;
int speed = DEFAULT_SPEED;
char size[200] = DEFAULT_SIZE_CF633;
char *default_size = DEFAULT_SIZE_CF633;
char size[200] = DEFAULT_SIZE;
int default_speed = DEFAULT_SPEED;
char *default_size = DEFAULT_SIZE;
PrivateData *p;
@@ -211,11 +212,12 @@ CFontz633_init (Driver *drvthis)
/* Read config file */
/* Which model is it (CF633, CF631 or CF635)? */
tmp = drvthis->config_get_int (drvthis->name, "Model", 0, DEFAULT_SPEED);
debug (RPT_INFO,"%s: Model is '%d'", __FUNCTION__, tmp);
tmp = drvthis->config_get_int (drvthis->name, "Model", 0, 633);
debug (RPT_INFO,"%s: Model (in config) is '%d'", __FUNCTION__, tmp);
if ((tmp != 631) && (tmp != 633) && (tmp != 635)) {
tmp = 633;
report (RPT_WARNING, "%s: Model must be 631, 633 or 635. Using default value: %d\n", __FUNCTION__, tmp);
report (RPT_WARNING, "%s: Model must be 631, 633 or 635. Using default %d.\n",
__FUNCTION__, tmp);
}
p->model = tmp;
@@ -225,12 +227,16 @@ CFontz633_init (Driver *drvthis)
debug (RPT_INFO,"%s: Device (in config) is '%s'", __FUNCTION__, p->device);
/* Which size */
if (p->model == 631)
if (p->model == 631) {
default_size = DEFAULT_SIZE_CF631;
else if (p->model == 633)
default_speed = DEFAULT_SPEED_CF631;
} else if (p->model == 633) {
default_size = DEFAULT_SIZE_CF633;
else if (p->model == 635)
default_speed = DEFAULT_SPEED_CF633;
} else if (p->model == 635) {
default_size = DEFAULT_SIZE_CF635;
default_speed = DEFAULT_SPEED_CF635;
}
strncpy(size, drvthis->config_get_string (drvthis->name, "Size", 0, default_size), sizeof(size));
size[sizeof(size)-1] = '\0';
@@ -238,19 +244,21 @@ CFontz633_init (Driver *drvthis)
if ((sscanf(size, "%dx%d", &w, &h) != 2)
|| (w <= 0) || (w > LCD_MAX_WIDTH)
|| (h <= 0) || (h > LCD_MAX_HEIGHT)) {
report (RPT_WARNING, "%s: Cannot read size: %s. Using default value.\n", __FUNCTION__, size);
report (RPT_WARNING, "%s: Cannot parse size: %s. Using default %s.\n",
__FUNCTION__, size, default_size);
sscanf(default_size, "%dx%d", &w, &h);
}
p->width = w;
p->height = h;
debug (RPT_INFO,"%s: Real size used: %dx%d", __FUNCTION__, p->width, p->height);
debug (RPT_INFO,"%s: Size used: %dx%d", __FUNCTION__, p->width, p->height);
/* Which contrast */
tmp = drvthis->config_get_int (drvthis->name, "Contrast", 0, DEFAULT_CONTRAST);
debug (RPT_INFO,"%s: Contrast (in config) is '%d'", __FUNCTION__, tmp);
if ((tmp < 0) || (tmp > 1000)) {
report (RPT_WARNING, "%s: Contrast must be between 0 and 1000. Using default value.\n", __FUNCTION__);
report (RPT_WARNING, "%s: Contrast must be between 0 and 1000. Using default %d.\n",
__FUNCTION__, DEFAULT_CONTRAST);
tmp = DEFAULT_CONTRAST;
}
p->contrast = tmp;
@@ -259,7 +267,8 @@ CFontz633_init (Driver *drvthis)
tmp = drvthis->config_get_int (drvthis->name, "Brightness", 0, DEFAULT_BRIGHTNESS);
debug (RPT_INFO,"%s: Brightness (in config) is '%d'", __FUNCTION__, tmp);
if ((tmp < 0) || (tmp > 1000)) {
report (RPT_WARNING, "%s: Brightness must be between 0 and 1000. Using default value.\n", __FUNCTION__);
report (RPT_WARNING, "%s: Brightness must be between 0 and 1000. Using default %d.\n",
__FUNCTION__, DEFAULT_BRIGHTNESS);
tmp = DEFAULT_BRIGHTNESS;
}
p->brightness = tmp;
@@ -268,20 +277,21 @@ CFontz633_init (Driver *drvthis)
tmp = drvthis->config_get_int (drvthis->name, "OffBrightness", 0, DEFAULT_OFFBRIGHTNESS);
debug (RPT_INFO,"%s: OffBrightness (in config) is '%d'", __FUNCTION__, tmp);
if ((tmp < 0) || (tmp > 1000)) {
report (RPT_WARNING, "%s: OffBrightness must be between 0 and 1000. Using default value.\n", __FUNCTION__);
report (RPT_WARNING, "%s: OffBrightness must be between 0 and 1000. Using default %d.\n",
__FUNCTION__, DEFAULT_OFFBRIGHTNESS);
tmp = DEFAULT_OFFBRIGHTNESS;
}
p->offbrightness = tmp;
/* Which speed ? CF633 support 19200 only, CF631 & CF635 USB use 115200. */
tmp = drvthis->config_get_int (drvthis->name, "Speed", 0, DEFAULT_SPEED);
tmp = drvthis->config_get_int (drvthis->name, "Speed", 0, default_speed);
debug (RPT_INFO,"%s: Speed (in config) is '%d'", __FUNCTION__, tmp);
if (tmp == 19200) speed = B19200;
else if (tmp == 115200) speed = B115200;
else {
report (RPT_WARNING, "%s: Speed must be 19200 or 11500. Using default value.\n", __FUNCTION__);
speed = DEFAULT_SPEED;
if ((tmp != 19200) && (tmp != 115200)) {
report (RPT_WARNING, "%s: Speed must be 19200 or 11500. Using default %d.\n",
__FUNCTION__, default_speed);
tmp = default_speed;
}
p->speed = (tmp == 19200) ? B19200 : B115200;
/* New firmware version?
* I will try to behave differently for firmware 0.6 or above.
@@ -334,7 +344,7 @@ CFontz633_init (Driver *drvthis)
}
/* Set port speed */
cfsetospeed (&portset, speed);
cfsetospeed (&portset, p->speed);
cfsetispeed (&portset, B0);
/* Do it... */
@@ -494,16 +504,21 @@ CFontz633_flush (Driver *drvthis)
*/
for (i = 0; i < p->height; i++) {
// set frame buffer & backing store to start of the line
unsigned char *xp = p->framebuf + (i * p->width);
unsigned char *xq = p->backingstore + (i * p->width);
// set pointers to start of the line in frame buffer & backing store
unsigned char *sp = p->framebuf + (i * p->width);
unsigned char *sq = p->backingstore + (i * p->width);
debug (RPT_INFO,"Framebuf: '%.*s'", p->width, xp );
debug (RPT_INFO," backingstore: '%.*s'", p->width, xq );
debug (RPT_INFO,"Framebuf: '%.*s'", p->width, sp );
debug (RPT_INFO," backingstore: '%.*s'", p->width, sq );
#if defined(CFONTZPACKET_OLD_OPTIMATION)
/* Strategy:
* - one update command per chunk of modified data
*/
for (j = 0; j < p->width; ) {
// skip over identical portions
for ( ; *xp == *xq && j < p->width; xp++, xq++, j++ )
for ( ; *sp == *sq && j < p->width; sp++, sq++, j++ )
;
// deal with the differences
@@ -513,7 +528,7 @@ CFontz633_flush (Driver *drvthis)
int first_diff = j;
// get length of differing portions
for ( ; *xp != *xq && j < p->width; xp++, xq++, j++ )
for ( ; *sp != *sq && j < p->width; sp++, sq++, j++ )
;
// send the difference to the screen
@@ -521,7 +536,7 @@ CFontz633_flush (Driver *drvthis)
out[0] = first_diff; // column
out[1] = i; // line
debug (RPT_INFO,"WriteDiff: l=%d c=%d count=%d string='%.*s'",
debug (RPT_INFO,"%s: l=%d c=%d count=%d string='%.*s'",
out[0], out[1], diff_length, diff_length,
&p->framebuf[first_diff + (i * p->width)] );
@@ -529,6 +544,40 @@ CFontz633_flush (Driver *drvthis)
send_bytes_message(p->fd, CF633_Send_Data_to_LCD, diff_length + 2, out);
}
} // j < p->width
#else
/* Strategy:
* - not more than one update command per line
* - leave out leading and trailing parts that are identical
*/
// set pointers to end of the line in frame buffer & backing store
unsigned char *ep = sp + (p->width - 1);
unsigned char *eq = sq + (p->width - 1);
int length = 0;
// skip over leading identical portions of the line
for (j = 0; (sp <= ep) && (*sp == *sq); sp++, sq++, j++)
;
// skip over trailing identical portions of the line
for (length = p->width - j; (length > 0) && (*ep == *eq); ep--, eq--, length--)
;
/* there are differences, ... */
if (length > 0) {
unsigned char out[23];
/* ... send then to the LCD */
out[0] = j; // column
out[1] = i; // line
debug (RPT_INFO,"%s: l=%d c=%d count=%d string='%.*s'",
out[0], out[1], length, length, sp);
memcpy(&out[2], sp, length);
send_bytes_message(p->fd, CF633_Send_Data_to_LCD, length + 2, out);
}
#endif
} // i < p->height
memcpy(p->backingstore, p->framebuf, p->width * p->height);
}