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comparison gui/src/Plot2dWidget.cpp @ 13471:4baf5e6bba13

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Modifications to plotting.
author Jacob Dawid <jacob.dawid@googlemail.com>
date Wed, 20 Apr 2011 10:18:02 +0200
parents f7356554594c
children 5dcf3331f2a6
comparison
equal deleted inserted replaced
13470:f7356554594c 13471:4baf5e6bba13
37 glTranslated(-0.5 - m_scrollX, -0.5 - m_scrollY, 0.0); 37 glTranslated(-0.5 - m_scrollX, -0.5 - m_scrollY, 0.0);
38 38
39 glClear(GL_COLOR_BUFFER_BIT); 39 glClear(GL_COLOR_BUFFER_BIT);
40 glBegin(GL_LINES); 40 glBegin(GL_LINES);
41 glColor3d(1.0, 1.0, 1.0); 41 glColor3d(1.0, 1.0, 1.0);
42 glVertex2d(0.1, 0.1); 42 glVertex2d(0.0, 0.0);
43 glVertex2d(0.9, 0.1); 43 glVertex2d(1.0, 0.0);
44 glVertex2d(0.1, 0.1); 44 glVertex2d(0.0, 0.0);
45 glVertex2d(0.1, 0.9); 45 glVertex2d(0.0, 1.0);
46 glEnd(); 46 glEnd();
47 47
48 glBegin(GL_POLYGON); 48 for(double phi = 0.0; phi < 2*3.141; phi += 2*3.141 / 3) {
49 glVertex2d(0.092, 0.9); 49 glBegin(GL_LINES);
50 glVertex2d(0.108, 0.9); 50 glColor3d(phi / (2 * 3.141), 1.0, 1.0 - phi / (2 * 3.141));
51 glVertex2d(0.1, 0.92); 51 for(double d = 0.0; d < 1.0; d +=0.01)
52 glEnd(); 52 glVertex2d(d, sin(d*2*3.141 + phi) / 2 + 0.5);
53 glBegin(GL_POLYGON); 53 glEnd();
54 glVertex2d(0.9, 0.092); 54 }
55 glVertex2d(0.9, 0.108);
56 glVertex2d(0.92, 0.1);
57 glEnd();
58 55
59 renderText(0.8, 0.05, 0.0, "axis"); 56 glMatrixMode(GL_MODELVIEW_MATRIX);
57 glLoadIdentity();
58
59 glColor3d(1.0, 1.0, 1.0);
60 renderText(-0.9, -0.9, 0.0, QString("Scaling: %1, Translation: (%2/%3)")
61 .arg(m_zoom)
62 .arg(m_scrollX)
63 .arg(m_scrollY));
60 } 64 }
61 65
62 void Plot2dView::resizeGL(int w, int h) { 66 void Plot2dView::resizeGL(int w, int h) {
63 glViewport(0, 0, w, h); 67 glViewport(0, 0, w, h);
64 glMatrixMode(GL_MODELVIEW_MATRIX); 68 glMatrixMode(GL_MODELVIEW_MATRIX);