void MyScene::makeGrid()
{
//Make a grid with a little opacity
QPen gPen(Qt::lightGray);
for(int i = m_pixle ; i < m_sceneWidth; i = i +m_pixle)
{
m_grid.append(this->addLine(i,0,i,600, gPen));
m_grid.last()->setOpacity(0.2f);
}
for(int i = m_pixle; i < 600; i = i +m_pixle)
{
m_grid.append(this->addLine(0,i,m_sceneWidth,i,gPen));
m_grid.last()->setOpacity(0.2f);
}
}
void XTPlot::drawPlot() {
/**
* Main drawing function for the XTPlot class.
*
* Calculates the units for the axis and then draws them
* Draws an XT graph using X, X', and X'' depending on which ones
* the user has selected.
*
*/
const int xt_points = 300;
// max time on the graph in ms
float max_time = xt_points*(1/72000.0)*1000;
static int times_called = 0;
int x1,x2,x1_old,x2_old, x3, x3_old;
int start;
startDraw();
if(ChaosSettings::YAxisLabels == ChaosSettings::Y_AXIS_VGND) {
graph_subtitle = wxT("X (V) vs. T(ms)");
drawYAxis(0.0,3.3,1);
} else if(ChaosSettings::YAxisLabels == ChaosSettings::Y_AXIS_VBIAS) {
graph_subtitle = wxT("X (V) vs. T(ms)");
drawYAxis(-1.2,2.1,.5);
} else {
graph_subtitle = wxT("X (ADC) vs. T(ms)");
drawYAxis(0,1024,341);
}
drawXAxis(0,max_time,max_time/5.0);
if(device_connected == false) {
endDraw();
return;
}
int plot_width = width-side_gutter_size-2;
int plot_points;
float x_scale;
float y_scale = float(graph_height)/1024.0;
plot_points = xt_points;
x_scale = float(plot_width)/xt_points;
start = libchaos_getTriggerIndex();
// Get first plot point
libchaos_getPlotPoint(&x1,&x2,&x3, start);
x3 = graph_height + top_gutter_size - int(x3*y_scale);
x2 = graph_height + top_gutter_size - int(x2*y_scale);
x1 = graph_height + top_gutter_size - int(x1*y_scale);
x1_old = x1;
x2_old = x2;
x3_old = x3;
for(int i = 1; i < plot_points; i++) {
libchaos_getPlotPoint(&x1,&x2,&x3, i+start);
x3 = graph_height + top_gutter_size - int(x3*y_scale);
x2 = graph_height + top_gutter_size - int(x2*y_scale);
x1 = graph_height + top_gutter_size - int(x1*y_scale);
if(x1Visible == true) {
//Use red pen
wxPen rPen(*wxRED, 2); // red pen of width 2
buffer->SetPen(rPen);
buffer->DrawLine((int)(x_scale*(i-1)+side_gutter_size+1), x1_old, (int)(x_scale*i+side_gutter_size+1), x1);
}
if(x2Visible == true) {
//Use blue pen
wxPen bPen(*wxBLUE, 2); // blue pen of width 2
buffer->SetPen(bPen);
buffer->DrawLine((int)(x_scale*(i-1)+side_gutter_size+1), x2_old, (int)(x_scale*i+side_gutter_size+1), x2);
}
if(x3Visible == true) {
//Use green pen
wxPen gPen(*wxGREEN, 2); // blue pen of width 2
buffer->SetPen(gPen);
buffer->DrawLine((int)(x_scale*(i-1)+side_gutter_size+1), x3_old, (int)(x_scale*i+side_gutter_size+1), x3);
}
x1_old = x1;
x2_old = x2;
x3_old = x3;
}
times_called = 0;
// Display buffer
endDraw();
}
