void hardScroll (int distance) {
if (abs (distance) >= sceneHeight) {
blankScreen (0, 0, sceneWidth, sceneHeight);
return;
}
if (! distance) return;
const GLfloat backdropTexCoords[] = {
0.0f, 0.0f,
backdropTexW, 0.0f,
0.0f, backdropTexH,
backdropTexW, backdropTexH
};
setPixelCoords (true);
unsigned int xoffset = 0;
while (xoffset < sceneWidth) {
int w = (sceneWidth-xoffset < viewportWidth) ? sceneWidth-xoffset : viewportWidth;
unsigned int yoffset = 0;
while (yoffset < sceneHeight) {
int h = (sceneHeight-yoffset < viewportHeight) ? sceneHeight-yoffset : viewportHeight;
glClear(GL_COLOR_BUFFER_BIT); // Clear The Screen
// Render the backdrop
glBindTexture (GL_TEXTURE_2D, backdropTextureName);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
const GLfloat vertices[] = {
(GLfloat)-xoffset, (GLfloat)-distance-yoffset, 0.,
(GLfloat)sceneWidth-xoffset, (GLfloat)-distance-yoffset, 0.,
(GLfloat)-xoffset, (GLfloat)sceneHeight-distance-yoffset, 0.,
(GLfloat)sceneWidth-xoffset, (GLfloat)sceneHeight-distance-yoffset, 0.
};
glUseProgram(shader.texture);
setPMVMatrix(shader.texture);
drawQuad(shader.texture, vertices, 1, backdropTexCoords);
glUseProgram(0);
// Copy Our ViewPort To The Texture
copyTexSubImage2D(GL_TEXTURE_2D, 0, xoffset, yoffset, viewportOffsetX, viewportOffsetY, w, h, backdropTextureName);
yoffset += viewportHeight;
}
xoffset += viewportWidth;
}
setPixelCoords (false);
}
void main ()
{
auto int channel;
auto float current;
auto int key;
auto char s[128];
// Initialize the controller
brdInit();
// Configure channel pair 0 & 1 for 4- 20ma mode of operation
anaInConfig(0, mAMP_MODE);
// Configure channel pair 2 & 3 for 4- 20ma mode of operation
anaInConfig(1, mAMP_MODE);
blankScreen(0, 20);
DispStr(2, 2, "A/D input current for channels 0 - 3");
DispStr(2, 3, "------------------------------------");
DispStr(2, 10, "Press Q or q to exit program.");
while(1)
{
for(channel = 0; channel < 4; channel++)
{
current = anaInmAmps(channel);
if(current != ADOVERFLOW)
sprintf(s, "Channel = %2d Current = %.3f ", channel, current);
else
sprintf(s, "Channel = %2d Current = Exceeded Range!!! ", channel);
DispStr(2,channel + 4, s);
}
if(kbhit())
{
key = getchar();
if (key == 'Q' || key == 'q') // check if it's the q or Q key
{
while(kbhit()) getchar();
break;
}
}
}
} //end main
void main ()
{
auto int channel, keypress;
auto int key;
auto int gaincode;
auto float voltage;
auto int mode;
auto char s[128];
// Initialize the controller
brdInit();
// Configure channels 0-7 for Single-Ended unipolar mode of operation.
// (Max voltage range is 0 - 20v)
for (channel = 0; channel < BL_ANALOG_IN; ++channel)
{
anaInConfig(channel, SE0_MODE);
}
while (1)
{
printrange();
printf(" Choose gain code (0-%d) = ", BL_MAX_GAINS - 1);
do
{
while(!kbhit()); // wait for key hit
key = getchar() - '0';
} while (key < 0 || key >= BL_MAX_GAINS);
gaincode = key;
printf("%d", gaincode);
blankScreen();
DispStr(1, 2, "A/D input voltage for channels 0 - 7");
DispStr(1, 3, "------------------------------------");
DispStr(1, 14, "Press key to select another gain option.");
while(1)
{
for (channel = 0; channel < BL_ANALOG_IN; ++channel)
{
voltage = anaInVolts(channel, gaincode);
if (voltage > BL_ERRCODESTART)
{
// valid read
sprintf(s, "Channel = %2d Voltage = %.3fV ",
channel, voltage);
}
else if (voltage == BL_NOT_CAL)
{
sprintf(s, "Channel = %2d Voltage = Not Calibrated ",
channel);
}
else
{
sprintf(s, "Channel = %2d Voltage = Exceeded Range ",
channel);
}
DispStr(1,channel + 4, s);
}
if (kbhit())
{
getchar();
blankScreen();
while (kbhit()) { getchar(); }
break;
}
}
}
} //end main
void main()
{
auto int device0, status;
auto rn_search newdev;
auto DacCal DacCalTable1;
auto float volt1, volt2, voltout;
auto int data1, data2;
auto int channel, selectChannel, configureDAC;
auto char tmpbuf[24];
auto char command;
auto int key, done, cal_error;
brdInit();
rn_init(RN_PORTS, 1); //initialize controller RN ports
//search for device match
newdev.flags = MATCHFLAG;
newdev.productid = MATCHPID;
if ((device0 = rn_find(&newdev)) == -1)
{
printf("\n no device found\n");
exit(0);
}
while(1)
{
DispStr(1, 1,"!!!Caution this will overwrite the calibration constants set at the factory.");
DispStr(1, 2,"Do you want to continue(Y/N)?");
while(!kbhit());
key = getchar();
if(key == 'Y' || key == 'y')
{
break;
}
else if(key == 'N' || key == 'n')
{
exit(0);
}
}
configureDAC = TRUE;
selectChannel = TRUE;
for(;;)
{
if(configureDAC)
{
blankScreen(0, 28);
DispStr(2, 1, "DAC Board CH0&1 CH2-7");
DispStr(2, 2, "-------------------------");
DispStr(2, 3, "Config = 0 2.5v 10v");
DispStr(2, 4, "Config = 1 5.0v 10v");
DispStr(2, 5, "Config = 2 10v 10v");
DispStr(2, 6, "Config = 3 5v 20v");
DispStr(2, 7, "Config = 4 10v 20v");
DispStr(2, 8, "Config = 5 20v 20v");
DispStr(2, 9, "Please enter the DAC configuration 0 - 5....");
do
{
command = getchar();
} while (!((command >= '0') && (command <= '5')));
printf("Config = %d", command-=0x30);
rn_anaOutConfig(device0, command, 0, 0);
configureDAC = FALSE;
}
if(selectChannel)
{
blankScreen(11, 28);
DispStr(2, 11, "DAC0 - DAC7 Calibration Program");
DispStr(2, 12, "-------------------------------");
DispStr(2, 13, "Please enter an output channel (0 - 7) = ");
do
{
channel = getchar();
} while (!((channel >= '0') && (channel <= '7')));
printf("%d", channel-=0x30);
selectChannel = FALSE;
}
// set two known voltage points using rawdata values, the
// user will then type in the actual voltage for each point
rn_anaOut(device0, channel, LOCOUNT, 0);
DispStr(2, 15, "ENTER the voltage reading from meter(~10% of max voltage) = ");
volt1 = atof(gets(tmpbuf));
rn_anaOut(device0, channel, HICOUNT, 0);
DispStr(2, 16, "ENTER the voltage reading from meter(~90% of max voltage) = ");
volt2 = atof(gets(tmpbuf));
cal_error = FALSE;
rn_anaOutCalib(channel, LOCOUNT, volt1, HICOUNT, volt2, &DacCalTable1, 0);
// Store coefficients into eeprom
rn_anaOutWrCalib(device0, channel, &DacCalTable1, 0);
memset(&DacCalTable1, 0x00, sizeof(&DacCalTable1));
rn_anaOutRdCalib(device0, channel, &DacCalTable1, 0);
DispStr(2, 17, "Calibration constants has been written to the eeprom");
done = FALSE;
while (!done && !cal_error)
{
// display DAC voltage message
DispStr(2, 20, "Type a desired voltage (in Volts) = ");
// get user voltage value for the DAC thats being monitored
voltout = atof(gets(tmpbuf));
// send voltage value to DAC for it to output the voltage
rn_anaOutVolts(device0, channel, voltout, &DacCalTable1, 0);
DispStr(2, 21, "Observe voltage on meter.....");
// display user options
DispStr(2, 23, "User Options:");
DispStr(2, 24, "-------------");
DispStr(2, 25, "1. Change the voltage on current channel");
DispStr(2, 26, "2 Calibrate another DAC channel");
DispStr(2, 27, "3. Change overall DAC output configuration");
DispStr(2, 28, "4. Exit Program");
// wait for a key to be pressed
while(1)
{
while(!kbhit());
key = getchar();
if(key == '1')
{
// empty the keyboard buffer and clear user options
while(kbhit()) getchar();
blankScreen(19, 28);
break;
}
if(key == '2')
{
// empty the keyboard buffer and clear user options
while(kbhit()) getchar();
done = TRUE;
selectChannel = TRUE;
break;
}
if(key == '3')
{
// empty the keyboard buffer and clear user options
while(kbhit()) getchar();
configureDAC = TRUE;
selectChannel = TRUE;
done = TRUE;
break;
}
if(key == '4')
{
// exit sample program
exit(0);
}
}
}
}
}
void main ()
{
auto unsigned int rawdata;
auto int channel, keypress;
auto int key;
auto float voltage;
auto char s[256];
// The brdInit function is only used to configure the I/O
// on the prototyping board and is not required for the A/D
// library which will configure everything required to access
// the A/D circuit.
brdInit();
// Step 5 for MUX control
// Make sure is low when the line is enabled.
WrPortI(PDDR, &PDDRShadow, (PDDRShadow & ~0x20));
// Set Function for I/O opeartion
WrPortI(PDFR, &PDFRShadow, (PDFRShadow & ~0x20));
// Make PD5 an output
WrPortI(PDDDR, &PDDDRShadow, (PDDDRShadow | 0x20));
// Set PD5 for active high/low operation
WrPortI(PDDCR, &PDDCRShadow, 0x00);
// Set Port D to be CLK'd by PCLK/2
WrPortI(PDCR, &PDCRShadow, 0x00);
// End of step
// Initialize the A/D ramp circuit and low-level driver.
anaInRampInit();
// Initialize the core module to read external A/D circuit.
anaInExternalInit(3, 2, 1);
// Copy calibration data from ch0 to ch1, since we are simulating the
// 2nd channel....must be done after executing anaInExternalInit.
_adcCalib[1][0] = _adcCalib[0][0];
_adcCalib[1][1] = _adcCalib[0][1];
mux_conversion_done[0] = FALSE;
mux_conversion_done[1] = FALSE;
while (1)
{
blankScreen(0, 20);
DispStr(1, 2, "External A/D input voltage for channels 0 and 1");
DispStr(1, 3, "-----------------------------------------------");
DispStr(1, 6, "Press Q or q to exit program.");
while(1)
{
// Notes:
// 1. The mux_conversion_done flag is predefined and will be set
// by the ADC low-level driver.
// 2. If the mux_conversion_done flag isn't used, and if you read
// the external A/D channel faster than the A/D conversion rate,
// then the data will be from the previous A/D conversion until a
// new A/D conversion is completed.
if(mux_conversion_done[0] && mux_conversion_done[1])
{
mux_conversion_done[0] = FALSE;
mux_conversion_done[1] = FALSE;
for(channel=0; channel < MAX_ADCHANNELS; channel++)
{
voltage = anaInVolts(channel);
if(channel >= MAX_ADCHANNELS)
channel = 0;
if(voltage != ADOVERFLOW)
sprintf(s, "Voltage = %.3f ", voltage);
else
sprintf(s, "Voltage = Exceeded Range!!! ");
DispStr(1, channel + 4, s);
}
}
if(kbhit())
{
key = getchar();
if (key == 'Q' || key == 'q')
{
anaInDisable();
exit(0);
}
}
}
}
}
void main()
{
auto int device0, status;
auto char tmpbuf[24];
auto int done, command;
auto rn_search newdev;
auto DacCal DacCalTable1;
auto float voltout;
auto int channel, selectChannel;
auto int key;
brdInit(); // Required for controllers
rn_init(RN_PORTS, 1); //initialize controller RN ports
//search for device match
newdev.flags = MATCHFLAG;
newdev.productid = MATCHPID;
if ((device0 = rn_find(&newdev)) == -1)
{
printf("\n no device found\n");
exit(0);
}
for(;;)
{
blankScreen(0, 28);
DispStr(2, 2, "DAC Board CH0&1 CH2-7 ");
DispStr(2, 3, "--------------------------");
DispStr(2, 4, "Config = 0 2.5v 10v");
DispStr(2, 5, "Config = 1 5.0v 10v");
DispStr(2, 6, "Config = 2 10v 10v");
DispStr(2, 7, "Config = 3 5v 20v");
DispStr(2, 8, "Config = 4 10v 20v");
DispStr(2, 9, "Config = 5 20v 20v");
DispStr(2, 10, "Please enter the DAC configuration 0 - 5....");
do
{
command = getchar();
} while (!((command >= '0') && (command <= '5')));
printf("Config = %d", command-=0x30);
rn_anaOutConfig(device0, command, 1, 0);
for(channel=0; channel < 8; channel++)
{
rn_anaOutRdCalib(device0, channel, &DacCalTable1, 0);
}
done = FALSE;
selectChannel = TRUE;
while (!done)
{
if(selectChannel)
{
DispStr(2, 12, "DAC0 - DAC7 Voltage Out Program");
DispStr(2, 13, "-------------------------------");
DispStr(2, 14, "Please enter an output channel (0 - 7) = ");
do
{
channel = getchar();
} while (!((channel >= '0') && (channel <= '7')));
printf("%d", channel-=0x30);
selectChannel = FALSE;
}
// display DAC voltage message
DispStr(2, 16, "Type a desired voltage (in Volts) = ");
// get user voltage value for the DAC thats being monitored
voltout = atof(gets(tmpbuf));
// send voltage value to DAC for it to output the voltage
rn_anaOutVolts(device0, channel, voltout, &DacCalTable1, 0);
// display user options
DispStr(2, 19, "User Options:");
DispStr(2, 20, "-------------");
DispStr(2, 21, "1. Write voltage value to DAC channel (internal register)");
DispStr(2, 22, "2. Strobe DAC chip, all DAC channels will be updated");
DispStr(2, 23, "3. Change to another DAC channel");
DispStr(2, 24, "4. Change overall DAC output configuration");
DispStr(2, 25, "5. Exit Program");
DispStr(2, 28, "Note: Must strobe DAC for outputs to be updated!");
while(1)
{
// wait for a key to be pressed
while(!kbhit());
key = getchar();
if(key == '1')
{
// empty the keyboard buffer and clear user options
while(kbhit()) getchar();
blankScreen(16, 28);
break;
}
if(key == '2')
{
// empty the keyboard buffer and clear user options
while(kbhit()) getchar();
rn_anaOutStrobe(device0, 0);
DispStr(2, 27, "DAC outputs have been updated");
msDelay(1000);
DispStr(2, 27, " ");
}
if(key == '3')
{
// empty the keyboard buffer and clear user options
while(kbhit()) getchar();
blankScreen(12, 28);
selectChannel = TRUE;
break;
}
if(key == '4')
{
// exit while loop and clear previous calibration infor
done = TRUE;
blankScreen(15, 28);
// empty keyboard buffer
while(kbhit()) getchar();
break;
}
if (key == '5') // check if it's the q or Q key
{
// exit sample program
exit(0);
}
}
}
}
}
void App::Run() {
DisplayName = DISPLAY;
#ifdef XNEST_DEBUG
char* p = getenv("DISPLAY");
if (p && p[0]) {
DisplayName = p;
cout << "Using display name " << DisplayName << endl;
}
#endif
// Read configuration and theme
cfg.readConf(CFGFILE);
string themebase = "";
string themefile = "";
string themedir = "";
string name = "";
if (testing) {
name = testtheme;
} else {
themebase = string(THEMESDIR) + "/";
name = cfg.getOption("current_theme");
string::size_type pos;
if ((pos = name.find(",")) != string::npos) {
// input is a set
name = findValidRandomTheme(name);
if (name == "") {
name = "default";
}
}
}
bool loaded = false;
while (!loaded) {
themedir = themebase + name;
themefile = themedir + THEMESFILE;
if (!cfg.readConf(themefile)) {
if (name == "default") {
cerr << APPNAME << ": Failed to open default theme file "
<< themefile << endl;
exit(ERR_EXIT);
} else {
cerr << APPNAME << ": Invalid theme in config: "
<< name << endl;
name = "default";
}
} else {
loaded = true;
}
}
if (!testing) {
// Create lock file
LoginApp->GetLock();
// Start x-server
setenv("DISPLAY", DisplayName, 1);
signal(SIGQUIT, CatchSignal);
signal(SIGTERM, CatchSignal);
signal(SIGKILL, CatchSignal);
signal(SIGINT, CatchSignal);
signal(SIGHUP, CatchSignal);
signal(SIGPIPE, CatchSignal);
signal(SIGUSR1, User1Signal);
signal(SIGALRM, AlarmSignal);
#ifndef XNEST_DEBUG
OpenLog();
// Daemonize
if (daemonmode) {
if (daemon(0, 1) == -1) {
cerr << APPNAME << ": " << strerror(errno) << endl;
exit(ERR_EXIT);
}
}
StartServer();
alarm(2);
#endif
}
// Open display
if((Dpy = XOpenDisplay(DisplayName)) == 0) {
cerr << APPNAME << ": could not open display '"
<< DisplayName << "'" << endl;
if (!testing) StopServer();
exit(ERR_EXIT);
}
// Get screen and root window
Scr = DefaultScreen(Dpy);
Root = RootWindow(Dpy, Scr);
// for tests we use a standard window
if (testing) {
Window RealRoot = RootWindow(Dpy, Scr);
Root = XCreateSimpleWindow(Dpy, RealRoot, 0, 0, 640, 480, 0, 0, 0);
XMapWindow(Dpy, Root);
XFlush(Dpy);
} else {
blankScreen();
}
HideCursor();
// Create panel
LoginPanel = new Panel(Dpy, Scr, Root, &cfg, themedir);
// Start looping
XEvent event;
int panelclosed = 1;
int Action;
bool firstloop = true; // 1st time panel is shown (for automatic username)
while(1) {
if(panelclosed) {
// Init root
setBackground(themedir);
// Close all clients
if (!testing) {
KillAllClients(False);
KillAllClients(True);
}
// Show panel
LoginPanel->OpenPanel();
}
Action = WAIT;
LoginPanel->GetInput()->Reset();
if (firstloop && cfg.getOption("default_user") != "") {
LoginPanel->GetInput()->SetName(cfg.getOption("default_user") );
firstloop = false;
}
while(Action == WAIT) {
XNextEvent(Dpy, &event);
Action = LoginPanel->EventHandler(&event);
}
if(Action == FAIL) {
panelclosed = 0;
LoginPanel->ClearPanel();
XBell(Dpy, 100);
} else {
// for themes test we just quit
if (testing) {
Action = EXIT;
}
panelclosed = 1;
LoginPanel->ClosePanel();
switch(Action) {
case LOGIN:
Login();
break;
case CONSOLE:
Console();
break;
case REBOOT:
Reboot();
break;
case HALT:
Halt();
break;
case EXIT:
Exit();
break;
}
}
}
}