Free cookie consent management tool by TermsFeed Policy Generator

source: branches/HeuristicLab.Problems.GaussianProcessTuning/ILNumerics.2.14.4735.573/Drawing/Platform/OpenGL/ILOGLZAxis.cs @ 11194

Last change on this file since 11194 was 9102, checked in by gkronber, 12 years ago

#1967: ILNumerics source for experimentation
File size: 10.3 KB
Line 
1///
2///    This file is part of ILNumerics Community Edition.
3///
4///    ILNumerics Community Edition - high performance computing for applications.
5///    Copyright (C) 2006 - 2012 Haymo Kutschbach, http://ilnumerics.net
6///
7///    ILNumerics Community Edition is free software: you can redistribute it and/or modify
8///    it under the terms of the GNU General Public License version 3 as published by
9///    the Free Software Foundation.
10///
11///    ILNumerics Community Edition is distributed in the hope that it will be useful,
12///    but WITHOUT ANY WARRANTY; without even the implied warranty of
13///    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14///    GNU General Public License for more details.
15///
16///    You should have received a copy of the GNU General Public License
17///    along with ILNumerics Community Edition. See the file License.txt in the root
18///    of your distribution package. If not, see <http://www.gnu.org/licenses/>.
19///
20///    In addition this software uses the following components and/or licenses:
21///
22///    =================================================================================
23///    The Open Toolkit Library License
24///   
25///    Copyright (c) 2006 - 2009 the Open Toolkit library.
26///   
27///    Permission is hereby granted, free of charge, to any person obtaining a copy
28///    of this software and associated documentation files (the "Software"), to deal
29///    in the Software without restriction, including without limitation the rights to
30///    use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
31///    the Software, and to permit persons to whom the Software is furnished to do
32///    so, subject to the following conditions:
33///
34///    The above copyright notice and this permission notice shall be included in all
35///    copies or substantial portions of the Software.
36///
37///    =================================================================================
38///   
39
40using System;
41using System.Collections.Generic;
42using System.Text;
43using System.Drawing;
44using OpenTK;
45using OpenTK.Graphics;
46using OpenTK.Graphics.OpenGL;
47using OpenTK.Graphics.OpenGL.Enums;
48using ILNumerics.Drawing;
49using ILNumerics.Drawing.Interfaces;
50using ILNumerics.Drawing.Labeling;
51
52namespace ILNumerics.Drawing.Platform.OpenGL {
53    /// <summary>
54    /// OpenGL implementation of ILAxis (X axis)
55    /// </summary>
56    class ILOGLZAxis : ILOGLAxis {
57       
58        /// <summary>
59        /// Constructor - this class should be created only from within ILNumerics assemblies!
60        /// </summary>
61        /// <param name="clippingView">panels clipping view</param>
62        /// <param name="layout">instance with layout informations</param>
63        /// <param name="panel">the panel containing the axis</param>
64        internal ILOGLZAxis (ILClippingData clippingView,
65                            ILLayoutData layout,
66                            ILOGLPanel panel)
67            : base (AxisNames.ZAxis,clippingView,layout,panel) { }
68
69        /// <summary>
70        /// draw all lines for the axis
71        /// </summary>
72        /// <param name="g">graphics object (ignored)</param>
73        /// <param name="background">true: draw lines in the back only, false: draw foreground lines</param>
74        protected override void iDrawAxis(ILRenderProperties p, bool background) {
75            // create vertex data: main axis and ticks
76            if (!m_visible) return; 
77            float tickLen;
78            float x, y, z
79                    , xmin = m_clipping.XMin
80                    , xmax = m_clipping.XMax
81                    , ymin = m_clipping.YMin
82                    , ymax = m_clipping.YMax
83                    , zmin = m_clipping.ZMin
84                    , zmax = m_clipping.ZMax;
85            tickLen = m_labeledTicks.TickFraction
86                * ((m_labeledTicks.Direction == TickDirection.Inside) ? m_clipping.WidthF : -m_clipping.WidthF);
87            //ConfigureOGLLineProperties(LineStyle.Solid,1);
88            // must draw ticks?
89            bool drawticks,drawlines = false;
90            if (m_labeledTicks.Display == TickDisplay.BothSides) {
91                drawticks = true;
92            } else {
93                drawticks = (background && !m_layoutData.CameraPosition.LooksFromTop)
94                          ||(!background && m_layoutData.CameraPosition.LooksFromTop); 
95            }
96            x = xmin; y = ymin; z = zmin;
97            float x2, y2, tickLen2 = tickLen;
98            switch (m_layoutData.CameraPosition.Quadrant) {
99                case CameraQuadrant.TopLeftFront: // Q1
100                case CameraQuadrant.BottomLeftFront:
101                    x = xmin;
102                    x2 = xmin;
103                    y = ymax;
104                    y2 = ymin;
105                    //tickLen2 *= -1.0f;
106                    break;
107                case CameraQuadrant.TopLeftBack:  // Q2
108                case CameraQuadrant.BottomLeftBack:
109                    x = xmax;
110                    y = ymax;
111                    x2 = xmin;
112                    y2 = ymax;
113                    tickLen *= -1.0f;
114                    break;
115                case CameraQuadrant.TopRightBack:   // Q3
116                case CameraQuadrant.BottomRightBack:
117                    x = xmax;
118                    x2 = xmax;
119                    y = ymin;
120                    y2 = ymax;
121                    tickLen *= -1.0f;
122                    tickLen2 *= -1.0f;
123                    break;
124                case CameraQuadrant.TopRightFront:
125                case CameraQuadrant.BottomRightFront:  // Q4
126                default:
127                    x = xmin;
128                    x2 = xmax;
129                    y = ymin;
130                    y2 = ymin;
131                    tickLen2 *= -1.0f;
132                    break;
133            }
134            if (background) {
135                if (x == xmin) x = xmax; else x = xmin;
136                if (y == ymin) y = ymax; else y = ymin;
137                if (x2 == xmin) x2 = xmax; else x2 = xmin;
138                if (y2 == ymin) y2 = ymax; else y2 = ymin;
139                GL.Disable(EnableCap.DepthTest);
140                if (m_farLines.Visible) {
141                    drawlines = true;
142                    ILOGLPanel.SetupLineStyle(m_farLines);
143                }
144            } else {
145                if (m_nearLines.Visible) {
146                    drawlines = true;
147                    ILOGLPanel.SetupLineStyle(m_nearLines);
148                }
149            }
150            if (drawlines) {
151                GL.Begin(BeginMode.Lines);
152                GL.Vertex3(x,y,z);
153                z = zmax;
154                GL.Vertex3(x,y,z);
155                GL.Vertex3(x2,y2,z);
156                z = zmin;
157                GL.Vertex3(x2,y2,z);
158                GL.End();
159            }
160            if (m_labeledTicks.Display == TickDisplay.BothSides || (!background && drawlines)) {
161                #region create ticks
162                GL.Enable(EnableCap.DepthTest);
163                if (background) {
164                    GL.Color3(m_labeledTicks.FarColor);
165                    tickLen *= -1.0f;
166                    tickLen2 *= -1.0f;
167                } else
168                    GL.Color3(m_labeledTicks.NearColor);
169                GL.Disable(EnableCap.LineStipple);
170                GL.Begin(BeginMode.Lines);
171                foreach (LabeledTick tick in m_labeledTicks) {
172                    if (tick.Position >= m_clipping.ZMin
173                        && tick.Position <= m_clipping.ZMax) {
174                        z = tick.Position;
175                        GL.Vertex3(x,y,z);
176                        x += tickLen;
177                        GL.Vertex3(x,y,z);
178                        x -= tickLen;
179                        GL.Vertex3(x2,y2,z);
180                        x2 += tickLen2;               
181                        GL.Vertex3(x2,y2,z);
182                        x2 -= tickLen2;
183                    }
184                }
185                GL.End();
186                #endregion
187            }
188            if (background && m_grid.Visible)
189                drawGrid();
190        }
191
192        /// <summary>
193        /// draw all grid lines for axis
194        /// </summary>
195        protected override void drawGrid() {
196            float x1,y1,z;
197            float x2,y2,x3,y3;
198            float xmin = m_clipping.XMin;
199            float ymin = m_clipping.YMin;
200            float xmax = m_clipping.XMax;
201            float ymax = m_clipping.YMax;
202
203            ILOGLPanel.SetupLineStyle(m_grid);
204            GL.Disable(EnableCap.DepthTest);
205            GL.Enable(EnableCap.Blend);
206            GL.Begin(BeginMode.Lines);
207            #region determine which side to draw on
208            switch (m_layoutData.CameraPosition.Quadrant)
209          {
210            case CameraQuadrant.TopLeftFront:
211                case CameraQuadrant.BottomLeftFront:
212                    x1 = xmin; y1 = ymax;
213                    x2 = xmax; y2 = ymax;
214                    x3 = xmax; y3 = ymin;
215                    break;
216                case CameraQuadrant.TopLeftBack:
217                case CameraQuadrant.BottomLeftBack:
218                    x1 = xmax; y1 = ymax;
219                    x2 = xmax; y2 = ymin;
220                    x3 = xmin; y3 = ymin;
221                    break;
222                case CameraQuadrant.TopRightBack:
223                case CameraQuadrant.BottomRightBack:
224                    x1 = xmax; y1 = ymin;
225                    x2 = xmin; y2 = ymin;
226                    x3 = xmin; y3 = ymax;
227                    break;
228                default:
229                case CameraQuadrant.TopRightFront:
230                case CameraQuadrant.BottomRightFront:
231                    x1 = xmin; y1 = ymin;
232                    x2 = xmin; y2 = ymax;
233                    x3 = xmax; y3 = ymax;
234                    break;
235          }
236            #endregion
237            foreach (LabeledTick tick in m_labeledTicks) {
238                if (tick.Position >= m_clipping.ZMin
239                    && tick.Position <= m_clipping.ZMax) {
240                    z = tick.Position;
241                    GL.Vertex3(x1,y1,z);
242                    GL.Vertex3(x2,y2,z);
243                    GL.Vertex3(x2,y2,z);
244                    GL.Vertex3(x3,y3,z);
245                }
246            }           
247            GL.End();
248        }
249
250    }
251}
Note: See TracBrowser for help on using the repository browser.