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[lcd4linux @ 2006-08-13 06:46:51 by reinelt]

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T6963 soft-timing & enhancements; indent

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@689 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
This commit is contained in:
reinelt
2006-08-13 06:46:51 +00:00
parent 394f120984
commit 517e84e9fd
15 changed files with 280 additions and 196 deletions
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66
drv_LEDMatrix.c
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@@ -1,4 +1,4 @@
/* $Id: drv_LEDMatrix.c,v 1.3 2006/08/09 17:25:34 harbaum Exp $
/* $Id: drv_LEDMatrix.c,v 1.4 2006/08/13 06:46:51 reinelt Exp $
*
* LED matrix driver for LCD4Linux
* (see http://www.harbaum.org/till/ledmatrix for hardware)
@@ -23,6 +23,9 @@
*
*
* $Log: drv_LEDMatrix.c,v $
* Revision 1.4 2006/08/13 06:46:51 reinelt
* T6963 soft-timing & enhancements; indent
*
* Revision 1.3 2006/08/09 17:25:34 harbaum
* Better bar color support and new bold font
*
@@ -64,7 +67,7 @@
#include <sys/socket.h>
#include <netinet/in.h>
#include <sys/select.h>
#include <netdb.h>
#include <netdb.h>
#include "debug.h"
#include "cfg.h"
@@ -89,13 +92,13 @@
#define DSP_MEM (80 * 32 * 2 / 8)
#define DEFAULT_X_OFFSET 1 // with a font width of 6
#define DEFAULT_X_OFFSET 1 // with a font width of 6
static char Name[] = "LEDMatrix";
static char *IPAddress = NULL;
static int sock = -1;
static struct sockaddr_in dsp_addr;
static unsigned char tx_buffer[DSP_MEM+1];
static unsigned char tx_buffer[DSP_MEM + 1];
static int port = DSP_DEFAULT_PORT;
static void drv_LEDMatrix_blit(const int row, const int col, const int height, const int width)
@@ -108,21 +111,21 @@ static void drv_LEDMatrix_blit(const int row, const int col, const int height, c
unsigned char color = 0;
RGBA p = drv_generic_graphic_rgb(r, c);
if( p.G >= 128 ) color |= 0x80;
if( p.R >= 128 ) color |= 0x40;
if (p.G >= 128)
color |= 0x80;
if (p.R >= 128)
color |= 0x40;
/* ignore blue ... */
tx_buffer[1 + 20*r + c/4] &= ~(0xc0>>(2*(c&3)));
tx_buffer[1 + 20*r + c/4] |= color>>(2*(c&3));
tx_buffer[1 + 20 * r + c / 4] &= ~(0xc0 >> (2 * (c & 3)));
tx_buffer[1 + 20 * r + c / 4] |= color >> (2 * (c & 3));
}
}
// scan entire display
tx_buffer[0] = DSP_CMD_IMAGE;
if((sendto(sock, tx_buffer, DSP_MEM+1, 0,
(struct sockaddr *)&dsp_addr,
sizeof(dsp_addr))) != DSP_MEM+1)
error("%s: sendto error on socket", Name);
if ((sendto(sock, tx_buffer, DSP_MEM + 1, 0, (struct sockaddr *) &dsp_addr, sizeof(dsp_addr))) != DSP_MEM + 1)
error("%s: sendto error on socket", Name);
}
static int drv_LEDMatrix_start(const char *section)
@@ -140,10 +143,10 @@ static int drv_LEDMatrix_start(const char *section)
}
if (cfg_number(section, "Port", 0, 0, 65535, &val) > 0) {
info("%s: port set to %d", Name, val);
port = val;
info("%s: port set to %d", Name, val);
port = val;
} else {
info("%s: using default port", Name, port);
info("%s: using default port", Name, port);
}
/* display size is hard coded */
@@ -159,38 +162,39 @@ static int drv_LEDMatrix_start(const char *section)
s = cfg_get(section, "fontstyle", NULL);
if (s != NULL) {
if(strstr(s, "bold") != NULL) FONT_STYLE |= FONT_STYLE_BOLD;
if (strstr(s, "bold") != NULL)
FONT_STYLE |= FONT_STYLE_BOLD;
}
/* contact display */
info("%s: contacting %s", Name, IPAddress);
/* try to resolve as a hostname */
if((hp = gethostbyname(IPAddress)) == NULL) {
error("%s: unable to resolve hostname %s: %s", Name, IPAddress, strerror(errno));
if ((hp = gethostbyname(IPAddress)) == NULL) {
error("%s: unable to resolve hostname %s: %s", Name, IPAddress, strerror(errno));
return -1;
}
/* open datagram socket */
if((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
error("%s: could not create socket: %s", Name, strerror(errno));
if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
error("%s: could not create socket: %s", Name, strerror(errno));
return -1;
}
}
memset((char *) &dsp_addr, 0, sizeof(dsp_addr));
dsp_addr.sin_family = AF_INET;
dsp_addr.sin_addr.s_addr = *(int*)hp->h_addr;
dsp_addr.sin_addr.s_addr = *(int *) hp->h_addr;
dsp_addr.sin_port = htons(port);
cli_addr.sin_family = AF_INET;
cli_addr.sin_addr.s_addr = htons(INADDR_ANY);
cli_addr.sin_port = htons(port);
if (bind(sock, (struct sockaddr *) &cli_addr, sizeof(cli_addr)) < 0) {
error("%s: can't bind local address: %s", Name, strerror(errno));
error("%s: can't bind local address: %s", Name, strerror(errno));
return -1;
}
memset(tx_buffer, 0, sizeof(tx_buffer));
return 0;
@@ -229,7 +233,7 @@ int drv_LEDMatrix_list(void)
/* initialize driver & display */
int drv_LEDMatrix_init(const char *section, const __attribute__ ((unused))
int quiet)
int quiet)
{
WIDGET_CLASS wc;
int ret;
@@ -270,14 +274,14 @@ int drv_LEDMatrix_init(const char *section, const __attribute__ ((unused))
/* close driver & display */
int drv_LEDMatrix_quit(const __attribute__ ((unused))
int quiet)
int quiet)
{
info("%s: shutting down.", Name);
drv_generic_graphic_quit();
if(sock != -1)
close(sock);
if (sock != -1)
close(sock);
return (0);
}