diff options
Diffstat (limited to 'servers/gpib_server_lin/src/scope_functions.c')
| -rw-r--r-- | servers/gpib_server_lin/src/scope_functions.c | 516 | 
1 files changed, 0 insertions, 516 deletions
| diff --git a/servers/gpib_server_lin/src/scope_functions.c b/servers/gpib_server_lin/src/scope_functions.c deleted file mode 100644 index 8d35552..0000000 --- a/servers/gpib_server_lin/src/scope_functions.c +++ /dev/null @@ -1,516 +0,0 @@ -/* - * Remote Laboratory Instrumentation Server - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * - * (c) 2009 Timothy Pearson - * Raptor Engineering - * http://www.raptorengineeringinc.com - */ - -#include <ctype.h> -#include <errno.h> -#include <stdio.h> -#include <unistd.h> -#include <stdlib.h> -#include <stdint.h> -#include <string.h> -#include <getopt.h> -#include <allegro.h> -#include "parameters.h" -#include "gpib_functions.h" -#include "gpib/ib.h" - -char falpha[1024]; -unsigned char scope_raw_screenshot_data[4194304]; - -unsigned long scopeScreenWidth (char * scopeType) { -	if (strcmp("HP54600OS", scopeType) == 0) { -		return 512; -	} -	else if (strcmp("TDS744AOS", scopeType) == 0) { -		return 640; -	} -	else { -		return 1; -	} -} - -unsigned long scopeScreenHeight (char * scopeType) { -	if (strcmp("HP54600OS", scopeType) == 0) { -		return 280; -	} -	else if (strcmp("TDS744AOS", scopeType) == 0) { -		return 480; -	} -	else { -		return 1; -	} -} - -unsigned long scopeScreenSize (char * scopeType) { -	if (strcmp("HP54600OS", scopeType) == 0) { -		return scopeScreenWidth(scopeType)*scopeScreenHeight(scopeType)*3; -	} -	else if (strcmp("TDS744AOS", scopeType) == 0) { -		return scopeScreenWidth(scopeType)*scopeScreenHeight(scopeType)*3; -	} -	else { -		return 1; -	} -} - -int gpib_read_binblock(int ud, int max_num_bytes, char * scopeType) -{ -	unsigned char segarray[4194304]; -	long array_pointer; -	long ai; - -	int x; -	int y; - -	array_pointer = 0; - -	#ifdef ENABLE_EXTRA_DEBUGGING -	printf("[DEBG] Trying to read %i bytes from GPIB device...\n", max_num_bytes); -	#endif - -	ibtmo(ud, T30s); -	ibeos(ud, 0x0); - -	ai = gpib_read_array(ud, max_num_bytes, segarray); -	if (ai == -1) { -		return 1; -	} -	else { -		if (strcmp("HP54600OS", scopeType) == 0) { -			ai = 0; -			for (x=0;x<scopeScreenWidth(scopeType);x++) { -				for (y=0;y<scopeScreenHeight(scopeType);y++) { -					if ((x & 0x7) == 0) scope_raw_screenshot_data[y+(x*scopeScreenHeight(scopeType))] = (segarray[((x >> 3)+(y*(560/8)))+17] & 0x80) << 0; -					if ((x & 0x7) == 1) scope_raw_screenshot_data[y+(x*scopeScreenHeight(scopeType))] = (segarray[((x >> 3)+(y*(560/8)))+17] & 0x40) << 1; -					if ((x & 0x7) == 2) scope_raw_screenshot_data[y+(x*scopeScreenHeight(scopeType))] = (segarray[((x >> 3)+(y*(560/8)))+17] & 0x20) << 2; -					if ((x & 0x7) == 3) scope_raw_screenshot_data[y+(x*scopeScreenHeight(scopeType))] = (segarray[((x >> 3)+(y*(560/8)))+17] & 0x10) << 3; -					if ((x & 0x7) == 4) scope_raw_screenshot_data[y+(x*scopeScreenHeight(scopeType))] = (segarray[((x >> 3)+(y*(560/8)))+17] & 0x08) << 4; -					if ((x & 0x7) == 5) scope_raw_screenshot_data[y+(x*scopeScreenHeight(scopeType))] = (segarray[((x >> 3)+(y*(560/8)))+17] & 0x04) << 5; -					if ((x & 0x7) == 6) scope_raw_screenshot_data[y+(x*scopeScreenHeight(scopeType))] = (segarray[((x >> 3)+(y*(560/8)))+17] & 0x02) << 6; -					if ((x & 0x7) == 7) scope_raw_screenshot_data[y+(x*scopeScreenHeight(scopeType))] = (segarray[((x >> 3)+(y*(560/8)))+17] & 0x01) << 7; -					if (scope_raw_screenshot_data[y+(x*scopeScreenHeight(scopeType))] == 0x0) scope_raw_screenshot_data[y+(x*scopeScreenHeight(scopeType))] = 255; -					if (scope_raw_screenshot_data[y+(x*scopeScreenHeight(scopeType))] == 0x80) scope_raw_screenshot_data[y+(x*scopeScreenHeight(scopeType))] = 0; -				} -			} -		} -		else { -			return 2; -		} -	} - -	ibtmo(ud, T10s); - -	#ifdef ENABLE_EXTRA_DEBUGGING -	printf("[DEBG] Read %li bytes from GPIB device\n", array_pointer); -	#endif - -	return 0; -} - -int gpib_read_array(int ud, int max_num_bytes, unsigned char * segarray) -{ -	int br; - -	ibrd(ud, segarray, max_num_bytes-1); -	br = ThreadIbcntl(); - -	#ifdef ENABLE_EXTRA_DEBUGGING -	printf("[DEBG] Number of bytes read from GPIB device: %li\n", br); -	#endif -	if ((ThreadIbsta() & ERR) && (br == 0)) { -		return -1; -	} -	return br; -} - -int gpib_read_binary(int ud, int max_num_bytes) -{ -	#ifdef ENABLE_EXTRA_DEBUGGING -	printf("[DEBG] Trying to read %i bytes from GPIB device...\n", max_num_bytes); -	#endif - -	//ibrd(ud, scope_raw_screenshot_data, max_num_bytes-1); -	system("rm -f /tmp/current_scope_screenshot.bmp"); -	ibrdf(ud, "/tmp/current_scope_screenshot.bmp"); -	#ifdef ENABLE_EXTRA_DEBUGGING -	printf("[DEBG] Number of bytes read from GPIB device: %li\n", ThreadIbcntl()); -	#endif -	if (ThreadIbsta() & ERR) { -		return -1; -	} -	return 0; -} - -int scope_get_screenshot_stage2(char * scopeType, int gpibDevice) { -	long bytestosend; -	int k; -	int m; - -	if ((strcmp("HP54600OS", scopeType) == 0) || (strcmp("TDS744AOS", scopeType) == 0)) { -		printf("[INFO] Getting scope screenshot [Stage 2]\n\r"); -		if (strcmp("HP54600OS", scopeType) == 0) { -			if (gpib_read_binblock(gpibDevice, 19768, scopeType) == 0) { -				return 0; -			} -			else { -				return 1; -			} -		} -		else if (strcmp("TDS744AOS", scopeType) == 0) { -			gpib_read_binary(gpibDevice, scopeScreenSize(scopeType)); - -			BITMAP *bmp; -			PALETTE palette; -			int bpp; -			install_allegro(SYSTEM_AUTODETECT, &errno, atexit); -			bmp = load_bmp("/tmp/current_scope_screenshot.bmp", palette); -			if (!bmp) { -				printf("[WARN] Unable to load screenshot bitmap\n\r"); -				return 1; -			} -			set_palette(palette); -			bpp = bitmap_color_depth(bmp); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Found BPP of %d\n\r", bpp); -			#endif -			bytestosend = 0; -			for (m=0;m<scopeScreenWidth(scopeType);m++) { -				for (k=0;k<scopeScreenHeight(scopeType);k++) { -					scope_raw_screenshot_data[bytestosend] = getr_depth(bpp, getpixel(bmp, m, k)); -					bytestosend = bytestosend + 1; -					scope_raw_screenshot_data[bytestosend] = getg_depth(bpp, getpixel(bmp, m, k)); -					bytestosend = bytestosend + 1; -					scope_raw_screenshot_data[bytestosend] = getb_depth(bpp, getpixel(bmp, m, k)); -					bytestosend = bytestosend + 1; -				} -			} -			destroy_bitmap(bmp); -			return 0; -		} -	} -	return 1; -} - - -int scope_get_screenshot(char * scopeType, int gpibDevice) { -	if ((strcmp("HP54600OS", scopeType) == 0) || (strcmp("TDS744AOS", scopeType) == 0)) { -		printf("[INFO] Getting scope screenshot [Stage 1]\n\r"); -		if (strcmp("HP54600OS", scopeType) == 0) { -			sprintf(falpha,"PRINT?"); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -		else if (strcmp("TDS744AOS", scopeType) == 0) { -			sprintf(falpha,"HARDCOPY:FORMAT BMPCOLOR"); -			if (gpib_write(gpibDevice, falpha) == 0) { -				#ifdef ENABLE_EXTRA_DEBUGGING -				printf("[DEBG] Wrote: %s\n\r", falpha); -				#endif -				sprintf(falpha,"HARDCOPY:LAYOUT PORTRAIT"); -				if (gpib_write(gpibDevice, falpha) == 0) { -					#ifdef ENABLE_EXTRA_DEBUGGING -					printf("[DEBG] Wrote: %s\n\r", falpha); -					#endif -					sprintf(falpha,"HARDCOPY:PALETTE HARDCOPY"); -					if (gpib_write(gpibDevice, falpha) == 0) { -						#ifdef ENABLE_EXTRA_DEBUGGING -						printf("[DEBG] Wrote: %s\n\r", falpha); -						#endif -						sprintf(falpha,"HARDCOPY:PORT GPIB"); -						if (gpib_write(gpibDevice, falpha) == 0) { -							#ifdef ENABLE_EXTRA_DEBUGGING -							printf("[DEBG] Wrote: %s\n\r", falpha); -							#endif -							sprintf(falpha,"HARDCOPY START"); -							if (gpib_write(gpibDevice, falpha) == 0) { -								#ifdef ENABLE_EXTRA_DEBUGGING -								printf("[DEBG] Wrote: %s\n\r", falpha); -								#endif -								return 0; -							} -						} -					} -				} -			} -		} -	} -	return 1; -} - -int scope_set_timebase(float desired_timebase, char * scopeType, int gpibDevice) { -	if ((strcmp("HP54600OS", scopeType) == 0) || (strcmp("TDS744AOS", scopeType) == 0)) { -		printf("[INFO] Setting scope timebase to %E\n\r", desired_timebase); -		if (strcmp("HP54600OS", scopeType) == 0) { -			sprintf(falpha,"TIM:RANG %E", desired_timebase); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -		else if (strcmp("TDS744AOS", scopeType) == 0) { -			sprintf(falpha,"HORIZONTAL:MAIN:SCALE %E", desired_timebase/10); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -	} -	else { -		return 1; -	} -} - -int scope_set_volts_div(int desired_channel, float desired_volts, char * scopeType, int gpibDevice) { -	if ((strcmp("HP54600OS", scopeType) == 0) || (strcmp("TDS744AOS", scopeType) == 0)) { -		printf("[INFO] Setting scope volts/div on channel %d to %f\n\r", desired_channel, desired_volts/8); -		if (strcmp("HP54600OS", scopeType) == 0) { -			sprintf(falpha,"CHAN%d:RANG %E", desired_channel, desired_volts); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -		else if (strcmp("TDS744AOS", scopeType) == 0) { -			sprintf(falpha,"CH%d:SCALE %f", desired_channel, desired_volts/8); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -	} -	else { -		return 1; -	} -} - -int scope_set_acquisition(int status, char * scopeType, int gpibDevice) { -	if ((strcmp("HP54600OS", scopeType) == 0) || (strcmp("TDS744AOS", scopeType) == 0)) { -		printf("[INFO] Setting scope run status to %d\n\r", status); -		if (strcmp("HP54600OS", scopeType) == 0) { -			if (status == 0) { -				sprintf(falpha,"STOP"); -			} -			else { -				sprintf(falpha,"RUN"); -			} -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -		else if (strcmp("TDS744AOS", scopeType) == 0) { -			sprintf(falpha,"ACQUIRE:STATE %d", status); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -	} -	else { -		return 1; -	} -} - -int scope_set_channel_state(int desired_channel, int status, char * scopeType, int gpibDevice) { -	if ((strcmp("HP54600OS", scopeType) == 0) || (strcmp("TDS744AOS", scopeType) == 0)) { -		printf("[INFO] Setting channel %d state to %i\n\r", desired_channel, status); -		if (strcmp("HP54600OS", scopeType) == 0) { -			if (status == 0) { -				sprintf(falpha,"BLAN CHAN%d", desired_channel); -			} -			else if (status == 1) { -				sprintf(falpha,"VIEW CHAN%d", desired_channel); -			} -			else { -				return 2; -			} -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -		else if (strcmp("TDS744AOS", scopeType) == 0) { -			if (status == 0) { -				sprintf(falpha,"SELECT:CH%d OFF", desired_channel); -			} -			else if (status == 1) { -				sprintf(falpha,"SELECT:CH%d ON", desired_channel); -			} -			else { -				return 2; -			} -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -	} -	else { -		return 1; -	} -} - -int scope_set_trigger_channel(int desired_channel, char * scopeType, int gpibDevice) { -	if ((strcmp("HP54600OS", scopeType) == 0) || (strcmp("TDS744AOS", scopeType) == 0)) { -		printf("[INFO] Setting scope trigger channel to %d\n\r", desired_channel); -		if (strcmp("HP54600OS", scopeType) == 0) { -			sprintf(falpha,"TRIG:SOUR CHAN%d", desired_channel); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -		else if (strcmp("TDS744AOS", scopeType) == 0) { -			sprintf(falpha,"TRIGGER:MAIN:EDGE:SOURCE CH%d", desired_channel); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -	} -	else { -		return 1; -	} -} - -int scope_set_trigger_level(float desired_level, char * scopeType, int gpibDevice) { -	if ((strcmp("HP54600OS", scopeType) == 0) || (strcmp("TDS744AOS", scopeType) == 0)) { -		printf("[INFO] Setting scope trigger level to %f\n\r", desired_level); -		if (strcmp("HP54600OS", scopeType) == 0) { -			sprintf(falpha,"TRIG:LEV %E", desired_level); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -		else if (strcmp("TDS744AOS", scopeType) == 0) { -			sprintf(falpha,"TRIGGER:MAIN:LEVEL %f", desired_level); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -	} -	else { -		return 1; -	} -} - -int scope_set_channel_position(int desired_channel, float desired_level, char * scopeType, int gpibDevice) { -	if ((strcmp("HP54600OS", scopeType) == 0) || (strcmp("TDS744AOS", scopeType) == 0)) { -		printf("[INFO] Setting scope channel %d level to %f\n\r", desired_channel, desired_level); -		if (strcmp("HP54600OS", scopeType) == 0) { -			sprintf(falpha,"CHAN%d:OFFS %E", desired_channel, desired_level); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -		else if (strcmp("TDS744AOS", scopeType) == 0) { -			sprintf(falpha,"CH%d:POSITION %f", desired_channel, desired_level); -			#ifdef ENABLE_EXTRA_DEBUGGING -			printf("[DEBG] Writing: %s\n\r", falpha); -			#endif -			if (gpib_write(gpibDevice, falpha) == 0) { -				return 0; -			} -			else { -				return 2; -			} -		} -	} -	else { -		return 1; -	} -} | 
