Example 401: Surface Flattened Fly By

1//! Double Click to start and stop Auto Rotation. //
2//! Left click and drag to rotate. Also Hold shift to translate. //
3//! Mouse Wheel zooms in/out.
4//! Middle Button hold down while drag rotates light. //
5//! Right click to show popup menu. //
6 
7int Row, Col, o, nQ, nStartRow, nStartCol, s;
8int nEndRow, nEndCol, nTargetRows, nTargetCols;
9int rowcounter, colcounter;
10Boolean foundtargetindex = false;
11 
12Pe3do1.PePlot.Option.DxZoomMax = 1.6F;  // v10 New properties to control max and min mousewheel zoom
13Pe3do1.PePlot.Option.DxZoomMin = -8F;
14 
15Pe3do1.PePlot.Option.DxViewportPanFactor = 3.5F;  // v10 New properties to control shift/drag and mousewheel sensitivity
16Pe3do1.PeUserInterface.Scrollbar.MouseWheelZoomFactor = 3.5F;
17 
18// Enable smooth rotating and zooming //
19Pe3do1.PeUserInterface.Scrollbar.ScrollSmoothness = 4;
20Pe3do1.PeUserInterface.Scrollbar.MouseWheelZoomSmoothness = 4;
21Pe3do1.PeUserInterface.Scrollbar.PinchZoomSmoothness = 2;
22 
23// Hide Axes
24Pe3do1.PeGrid.Option.ShowXAxis = ShowAxis.Empty;
25Pe3do1.PeGrid.Option.ShowYAxis = ShowAxis.Empty;
26Pe3do1.PeGrid.Option.ShowZAxis = ShowAxis.Empty;
27 
28// Set eye/camera distance, or Zoom amount //
29Pe3do1.PeUserInterface.Scrollbar.ViewingHeight = 23;
30Pe3do1.PeUserInterface.Scrollbar.DegreeOfRotation = 44;
31 
32// Set a light location //
33Pe3do1.PeFunction.SetLight(0, .20F, -1.75F, 2.35F);
34 
35// Set eye/camera distance, or Zoom amount //
36Pe3do1.PePlot.Option.DxZoom = -.37F;
37 
38// Set a chart translation //
39Pe3do1.PePlot.Option.DxViewportX = -7.8F;
40Pe3do1.PePlot.Option.DxViewportY = .8F;
41 
42// Enable button dragging //
43Pe3do1.PeUserInterface.Scrollbar.MouseDraggingX = true;
44Pe3do1.PeUserInterface.Scrollbar.MouseDraggingY = true;
45 
46// Enable DegreePrompting, to view rotation, zoom, light location to aid
47// in determining different default values for such properties //
48Pe3do1.PePlot.Option.DegreePrompting = true;
49 
50// Reduce the terrain height with respect to surface area
51Pe3do1.PeGrid.Option.GridAspectX = 10.0F;
52Pe3do1.PeGrid.Option.GridAspectZ = 10.0F;
53Pe3do1.PePlot.Option.DxFitControlShape = false;
54 
55// Load data from terrain file
56nStartRow = 0;
57nEndRow = 1000;
58nTargetRows = nEndRow - nStartRow + 1;
59nStartCol = 0;
60nEndCol = 1000;
61nTargetCols = nEndCol - nStartCol + 1;
62nQ = nTargetRows * nTargetCols;
63 
64Int32[] pElevData = new Int32[2250000];
65 
66String filepath = null;
67filepath = System.AppDomain.CurrentDomain.BaseDirectory + "\\terrain2.bin";
68System.IO.FileStream fs = null;
69try
70{
71    fs = new System.IO.FileStream(filepath, System.IO.FileMode.Open);
72}
73catch
74{
75    System.Windows.Forms.MessageBox.Show("Demo File Not Found?", "Error", System.Windows.Forms.MessageBoxButtons.OK);
76    System.Windows.Forms.Application.Exit();
77}
78 
79System.IO.BinaryReader r = new System.IO.BinaryReader(fs);
80 
81for (o = 0; o < 2250000; o++)
82    pElevData[o] = r.ReadInt32();
83fs.Close();
84 
85float[] pMyXData = new float[nTargetCols];
86float[] pMyYData = new float[nQ];
87float[] pMyZData = new float[nTargetCols];
88rowcounter = 0;
89colcounter = 0;
90 
91for (Row = 0; Row < 1500; Row++)
92{
93    for (Col = 0; Col < 1500; Col++)
94    {
95        foundtargetindex = false;
96        if (Row >= nStartRow && Row <= nEndRow)
97        {
98            if (Col >= nStartCol && Col <= nEndCol)
99            {
100                foundtargetindex = true;
101 
102                if (Row == nStartRow)
103                    pMyXData[Col - nStartCol] = Col + 1;
104 
105                if (Col == nStartCol)
106                    pMyZData[Row - nStartRow] = Row + 1;
107 
108                // See our help, topic SubsetByPoint to understand the below formula
109                o = (rowcounter * nTargetRows) + colcounter;
110                pMyYData[o] = (float)(pElevData[(Row * 1500) + Col] * 0.1);
111            }
112        }
113        if (foundtargetindex)
114            colcounter = colcounter + 1;
115    }
116    if (foundtargetindex)
117        rowcounter = rowcounter + 1;
118}
119 
120Pe3do1.PeData.Subsets = nTargetRows;
121Pe3do1.PeData.Points = nTargetCols;
122 
123Pe3do1.PeData.DuplicateDataX = DuplicateData.PointIncrement; // Set duplicatex type properties before FastCopyFrom
124Pe3do1.PeData.DuplicateDataZ = DuplicateData.SubsetIncrement;
125 
126// Perform the transfer of data //
127Pe3do1.PeData.X.FastCopyFrom(pMyXData, nTargetCols);
128Pe3do1.PeData.Y.FastCopyFrom(pMyYData, nQ);
129Pe3do1.PeData.Z.FastCopyFrom(pMyZData, nTargetRows);
130 
131Pe3do1.PeLegend.ContourLegendPrecision = ContourLegendPrecision.ZeroDecimals;
132 
133// Set Contour Color regions //
134Pe3do1.PeColor.SubsetColors.Clear();
135for (s = 0; s <= 31; s++)
136    Pe3do1.PeColor.SubsetColors[s] = Color.FromArgb(255, 0, (byte)(31 + (s * 7)), (byte)(95 + (s * 5)));
137for (s = 0; s <= 31; s++)
138    Pe3do1.PeColor.SubsetColors[32 + s] = Color.FromArgb(255, 0, (byte)(95 + (s * 5)), 0);
139for (s = 0; s <= 35; s++)
140    Pe3do1.PeColor.SubsetColors[64 + s] = Color.FromArgb(255, (byte)(128 + (s * 3)), (byte)(128 + (s * 3)), (byte)(128 + (s * 3)));
141 
142// For when ViewingStyle is monochrome //
143for (s = 0; s <= 99; s++)
144    Pe3do1.PeColor.SubsetShades[s] = Color.FromArgb(255, (byte)(50 + (s * 2)), (byte)(50 + (s * 2)), (byte)(50 + (s * 2)));
145 
146Pe3do1.PeLegend.ContourStyle = true;
147Pe3do1.PePlot.Option.SurfacePolygonBorders = true;
148Pe3do1.PeLegend.Show = true;
149Pe3do1.PeLegend.Location = LegendLocation.Right;
150Pe3do1.PeUserInterface.Menu.LegendLocation = MenuControl.Show;
151Pe3do1.PePlot.Allow.WireFrame = false;
152 
153// Mechanism to control polygon border color //
154Pe3do1.PeColor.SubsetColors[(int)(SurfaceColors.WireFrame)] = Color.FromArgb(255, 80, 80, 80);
155Pe3do1.PeColor.SubsetColors[(int)(SurfaceColors.SolidSurface)] = Color.FromArgb(255, 148, 148, 148);
156 
157Pe3do1.PeString.MainTitle = "";
158Pe3do1.PeString.SubTitle = "||Mouse Wheel zooms. Mouse Drag rotates. Mouse Drag+SHIFT shifts image. ";
159Pe3do1.PeString.MultiSubTitles[0] = "||Double Click start/stop Rotation. Mouse Drag+MIDDLE rotates light. ";
160 
161Pe3do1.PeFont.Fixed = true;
162Pe3do1.PeFont.FontSize = FontSize.Large;
163Pe3do1.PeConfigure.PrepareImages = true;
164Pe3do1.PeConfigure.CacheBmp = true;
165Pe3do1.PeUserInterface.Allow.FocalRect = false;
166 
167Pe3do1.PeConfigure.ImageAdjustLeft = 0;
168Pe3do1.PeConfigure.ImageAdjustRight = 0;
169Pe3do1.PeConfigure.ImageAdjustBottom = 0;
170 
171Pe3do1.PeConfigure.TextShadows = TextShadows.BoldText;
172Pe3do1.PeFont.Label.Bold = true;
173 
174// There are different plotting method values for each //
175// case of PolyMode  //
176Pe3do1.PePlot.Method = ThreeDGraphPlottingMethod.Four;
177Pe3do1.PePlot.Allow.WireFrame = false;
178Pe3do1.PeUserInterface.Menu.Contour = MenuControl.Hide;
179 
180Pe3do1.PeUserInterface.Dialog.PlotCustomization = false;
181 
182// Set various export defaults //
183Pe3do1.PeSpecial.DpiX = 600;
184Pe3do1.PeSpecial.DpiY = 600;
185 
186// default export setting //
187Pe3do1.PeUserInterface.Dialog.ExportSizeDef = ExportSizeDef.NoSizeOrPixel;
188Pe3do1.PeUserInterface.Dialog.ExportTypeDef = ExportTypeDef.Png;
189Pe3do1.PeUserInterface.Dialog.ExportDestDef = ExportDestDef.Clipboard;
190Pe3do1.PeUserInterface.Dialog.ExportUnitXDef = "1280";
191Pe3do1.PeUserInterface.Dialog.ExportUnitYDef = "768";
192Pe3do1.PeUserInterface.Dialog.ExportImageDpi = 300;
193Pe3do1.PeUserInterface.Allow.TextExport = false;
194Pe3do1.PeUserInterface.Dialog.AllowEmfExport = false;
195Pe3do1.PeUserInterface.Dialog.AllowWmfExport = false;
196 
197// Enable CursorPromptTracking HighlighColor, etc only applicable to Direct3D RenderEngine
198Pe3do1.PeUserInterface.Cursor.PromptTracking = true;
199Pe3do1.PeUserInterface.Cursor.PromptStyle = CursorPromptStyle.YValue; // only y and xyz are options.
200Pe3do1.PeUserInterface.Cursor.HighlightColor = Color.FromArgb(255, 255, 0, 0);
201Pe3do1.PeUserInterface.HotSpot.Data = false; // true provides hotspot data
202Pe3do1.PeUserInterface.Menu.DataShadow = MenuControl.Show;
203 
204// v9.5
205Pe3do1.PeUserInterface.Menu.AnnotationControl = true;
206Pe3do1.PeUserInterface.Menu.ShowAnnotationText = MenuControl.Show;
207Pe3do1.PeUserInterface.Menu.AnnotationTextFixedSize = MenuControl.Show;
208 
209// Add some random graph annotations //  // v9.5
210int aCnt = 0;
211for (int annot = 0; annot < 20; annot++)
212{
213    int nRndRow = (int)(Rand_Num.NextDouble() * (float)nTargetRows - 1);
214    int nRndCol = (int)(Rand_Num.NextDouble() * (float)nTargetCols - 1);
215    Pe3do1.PeAnnotation.Graph.X[aCnt] = nStartCol + nRndCol + 1;
216    Pe3do1.PeAnnotation.Graph.Z[aCnt] = nStartRow + nRndRow + 1;
217    Pe3do1.PeAnnotation.Graph.Y[aCnt] = Pe3do1.PeData.Y[nRndRow, nRndCol];
218    Pe3do1.PeAnnotation.Graph.Type[aCnt] = (int)Gigasoft.ProEssentials.Enums.GraphAnnotationType.LargeDotSolid;
219    Pe3do1.PeAnnotation.Graph.Text[aCnt] = "";
220    Pe3do1.PeAnnotation.Graph.Color[aCnt] = Color.FromArgb(255, 200, 0, 0);
221    MainWindow.m_nAnnotationStartIndices[annot] = aCnt;
222    aCnt++;
223    Pe3do1.PeAnnotation.Graph.X[aCnt] = nStartCol + nRndCol + 1;
224    Pe3do1.PeAnnotation.Graph.Z[aCnt] = nStartRow + nRndRow + 1;
225    Pe3do1.PeAnnotation.Graph.Y[aCnt] = Pe3do1.PeData.Y[nRndRow, nRndCol];
226    Pe3do1.PeAnnotation.Graph.Type[aCnt] = (int)Gigasoft.ProEssentials.Enums.GraphAnnotationType.Pointer;
227    Pe3do1.PeAnnotation.Graph.Text[aCnt] = "|lAnnotation " + annot.ToString();
228    Pe3do1.PeAnnotation.Graph.Color[aCnt] = Color.FromArgb(255, 250, 250, 250);
229    aCnt++;
230}
231Pe3do1.PeAnnotation.Show = true;
232Pe3do1.PeAnnotation.Graph.Show = true;
233Pe3do1.PeAnnotation.Graph.LeftJustificationOutside = true;
234Pe3do1.PeAnnotation.Graph.SymbolObstacles = true;
235Pe3do1.PeFont.GraphAnnotationTextSize = 110;
236Pe3do1.PeUserInterface.HotSpot.GraphAnnotation = true;
237 
238Pe3do1.PeUserInterface.Menu.CustomMenuText[0] = "Zoom Rotate on Center ";
239Pe3do1.PeUserInterface.Menu.CustomMenuState[0, 0] = CustomMenuState.Checked;
240Pe3do1.PeUserInterface.Menu.CustomMenuLocation[0] = CustomMenuLocation.AboveSeparator;
241Pe3do1.PeString.MultiSubTitles[1] = "Key 0-9 rotates/zooms at annotation| |Popup Menu size/hide annotation text.";
242 
243// Set a default ViewingAt location.
244float x, y, z;
245x = (float)Pe3do1.PeAnnotation.Graph.X[0];
246y = (float)Pe3do1.PeAnnotation.Graph.Y[0];
247z = (float)Pe3do1.PeAnnotation.Graph.Z[0];
248Pe3do1.PeFunction.SetViewingAt(x, y, z);
249 
250Pe3do1.PeConfigure.RenderEngine = RenderEngine.Direct3D;
251 
252// Note RenderEngine 3DX requires setting RenderEngine before QuickStyle
253Pe3do1.PeColor.BitmapGradientMode = true;
254Pe3do1.PeColor.QuickStyle = QuickStyle.DarkLine;
255Pe3do1.PeConfigure.BorderTypes = TABorder.NoBorder;
256 
257Pe3do1.PeData.ComputeShader = true;   // v10 Enable ComputeShader for fastest possible rendering.
258 
259Pe3do1.PeFunction.Force3dxVerticeRebuild = true;
260Pe3do1.PeFunction.Force3dxAnnotVerticeRebuild = true;
261 
262Pe3do1.PeFunction.ReinitializeResetImage();
263Pe3do1.Invalidate();
264Pe3do1.Refresh();
265 
266// The TableLayoutPanel takes a bit of taming to get the timer auto rotation working from the initial view
267Pe3do1.PeUserInterface.AutoRotation = true;
268Pe3do1.SuspendLayout();
269Pe3do1.PeFunction.ReinitializeResetImage();
270Pe3do1.Invalidate();
271Pe3do1.Refresh();
272Pe3do1.ResumeLayout();