Example 408: 3D Large Shaded Surface

1//! Left click and drag to rotate. Also Hold shift to translate. //
2//! Mouse Wheel zooms in/out.
3//! Middle Button hold down while drag rotates light. //
4//! Right click to show popup menu. //
5 
6int Row, Col, o, nQ, nStartRow, nStartCol, s;
7int nEndRow, nEndCol, nTargetRows, nTargetCols;
8int rowcounter, colcounter;
9Boolean foundtargetindex = false;
10 
11Pe3do1.PePlot.Option.DxZoomMax = 3F;  // v10 New properties to control max and min mousewheel zoom
12Pe3do1.PePlot.Option.DxZoomMin = -2F;
13 
14Pe3do1.PePlot.Option.DxViewportPanFactor = 2.0F;  // v10 New properties to control shift/drag and mousewheel sensitivity
15Pe3do1.PeUserInterface.Scrollbar.MouseWheelZoomFactor = 3.75F;
16 
17// Enable smooth rotating and zooming //
18Pe3do1.PeUserInterface.Scrollbar.ScrollSmoothness = 3;
19Pe3do1.PeUserInterface.Scrollbar.MouseWheelZoomSmoothness = 3;
20Pe3do1.PeUserInterface.Scrollbar.PinchZoomSmoothness = 2;
21 
22// Enable DegreePrompting, to view rotation, zoom, light location to aid
23// in determining different default values for such properties //
24Pe3do1.PePlot.Option.DegreePrompting = true;
25 
26// Set eye/camera rotation //
27Pe3do1.PeUserInterface.Scrollbar.ViewingHeight = 22;
28Pe3do1.PeUserInterface.Scrollbar.DegreeOfRotation = 301;
29 
30// Set eye/camera distance, or Zoom amount //
31Pe3do1.PePlot.Option.DxZoom = 0.0F;
32 
33// Set a light rotation location //
34Pe3do1.PeFunction.SetLight(0, 1.5F, -1.5F, 2.0F);
35 
36// Set a chart translation //
37Pe3do1.PePlot.Option.DxViewportX = 0.0F;
38Pe3do1.PePlot.Option.DxViewportY = 0.7F;
39 
40// Enable button dragging //
41Pe3do1.PeUserInterface.Scrollbar.MouseDraggingX = true;
42Pe3do1.PeUserInterface.Scrollbar.MouseDraggingY = true;
43 
44// Pass Data //
45nStartRow = 0;
46nEndRow = 1000;
47nStartCol = 0;
48nEndCol = 1000;
49nTargetRows = nEndRow - nStartRow + 1;
50nTargetCols = nEndCol - nStartCol + 1;
51nQ = nTargetRows * nTargetCols;
52 
53Int32[] pElevData = new Int32[2250000];
54String filepath = null;
55filepath = System.AppDomain.CurrentDomain.BaseDirectory + "\\terrain2.bin";
56System.IO.FileStream fs = null;
57try
58{
59    fs = new System.IO.FileStream(filepath, System.IO.FileMode.Open);
60}
61catch
62{
63    System.Windows.Forms.MessageBox.Show("Demo File Not Found?", "Error", System.Windows.Forms.MessageBoxButtons.OK);
64    System.Windows.Forms.Application.Exit();
65}
66 
67System.IO.BinaryReader r = new System.IO.BinaryReader(fs);
68 
69for (o = 0; o < 2250000; o++)
70    pElevData[o] = r.ReadInt32();
71fs.Close();
72 
73float[] pMyXData = new float[nTargetCols];
74float[] pMyYData = new float[nQ];
75float[] pMyZData = new float[nTargetRows];
76rowcounter = 0;
77colcounter = 0;
78 
79for (Row = 0; Row < 1500; Row++)
80{
81    for (Col = 0; Col < 1500; Col++)
82    {
83        foundtargetindex = false;
84        if (Row >= nStartRow && Row <= nEndRow)
85        {
86            if (Col >= nStartCol && Col <= nEndCol)
87            {
88                foundtargetindex = true;
89 
90                if (Row == nStartRow)
91                    pMyXData[Col - nStartCol] = Col + 1;
92 
93                if (Col == nStartCol)
94                    pMyZData[Row - nStartRow] = Row + 1;
95 
96                // See our help, topic SubsetByPoint to understand the below formula
97                o = (rowcounter * nTargetRows) + colcounter;
98                pMyYData[o] = (float)(pElevData[(Row * 1500) + Col] * 0.1);
99            }
100        }
101        if (foundtargetindex)
102            colcounter = colcounter + 1;
103    }
104    if (foundtargetindex)
105        rowcounter = rowcounter + 1;
106}
107 
108Pe3do1.PeData.Subsets = nTargetRows;
109Pe3do1.PeData.Points = nTargetCols;
110 
111Pe3do1.PeData.DuplicateDataX = DuplicateData.PointIncrement; // Set DuplicateDataX type properties before FastCopyFrom
112Pe3do1.PeData.DuplicateDataZ = DuplicateData.SubsetIncrement;
113 
114// Perform the transfer of data //
115Pe3do1.PeData.X.FastCopyFrom(pMyXData, nTargetCols);
116Pe3do1.PeData.Y.FastCopyFrom(pMyYData, nQ);
117Pe3do1.PeData.Z.FastCopyFrom(pMyZData, nTargetRows);
118 
119Pe3do1.PeLegend.ContourLegendPrecision = ContourLegendPrecision.ZeroDecimals;
120 
121Pe3do1.PeLegend.Location = LegendLocation.Right;
122Pe3do1.PeLegend.ContourStyle = true;
123 
124// Set Contour Color regions //
125Pe3do1.PeColor.SubsetColors.Clear();
126for (s = 0; s <= 31; s++)
127    Pe3do1.PeColor.SubsetColors[s] = Color.FromArgb(255, 0, (byte)(31 + (s * 7)), (byte)(95 + (s * 5)));
128for (s = 0; s <= 31; s++)
129    Pe3do1.PeColor.SubsetColors[32 + s] = Color.FromArgb(255, 0, (byte)(95 + (s * 5)), 0);
130for (s = 0; s <= 35; s++)
131    Pe3do1.PeColor.SubsetColors[64 + s] = Color.FromArgb(255, (byte)(128 + (s * 3)), (byte)(128 + (s * 3)), (byte)(128 + (s * 3)));
132 
133// For when ViewingStyle is monochrome //
134for (s = 0; s <= 99; s++)
135    Pe3do1.PeColor.SubsetShades[s] = Color.FromArgb(255, (byte)(50 + (s * 2)), (byte)(50 + (s * 2)), (byte)(50 + (s * 2)));
136 
137Pe3do1.PeLegend.ContourStyle = true;
138Pe3do1.PeLegend.Show = true;
139Pe3do1.PeLegend.Location = LegendLocation.Right;
140Pe3do1.PeUserInterface.Menu.LegendLocation = MenuControl.Show;
141 
142// There are different plotting method values for each //
143// case of PolyMode.
144Pe3do1.PePlot.Method = Gigasoft.ProEssentials.Enums.ThreeDGraphPlottingMethod.Four;
145Pe3do1.PePlot.Allow.WireFrame = false;
146Pe3do1.PeUserInterface.Dialog.PlotCustomization = false;
147 
148// Set Titles //
149Pe3do1.PeString.MainTitle = "";
150Pe3do1.PeString.SubTitle = "||Mouse Wheel zooms. Mouse Drag rotates. Mouse Drag+SHIFT shifts image. ";
151Pe3do1.PeString.MultiSubTitles[0] = "||Double Click start/stop Rotation. Mouse Drag+MIDDLE rotates light. ";
152 
153// Note RenderEngine 3DX requires setting renderengine before QuickStyle
154Pe3do1.PeColor.BitmapGradientMode = true;
155Pe3do1.PeColor.QuickStyle = QuickStyle.DarkNoBorder;
156 
157// Set font size //
158Pe3do1.PeFont.FontSize = FontSize.Medium;
159 
160Pe3do1.PeColor.SubsetColors[(int)SurfaceColors.WireFrame] = Color.FromArgb(255, 215, 215, 215);
161Pe3do1.PeColor.SubsetColors[(int)SurfaceColors.SolidSurface] = Color.FromArgb(255, 228, 228, 228);
162 
163// Set Various Other Properties //
164 
165Pe3do1.PeConfigure.PrepareImages = true;
166Pe3do1.PeConfigure.CacheBmp = true;
167Pe3do1.PeUserInterface.Allow.FocalRect = false;
168Pe3do1.PeFont.Fixed = true;
169 
170Pe3do1.PeConfigure.TextShadows = TextShadows.BoldText;
171Pe3do1.PeFont.Label.Bold = true;
172 
173// Set various export defaults //
174Pe3do1.PeSpecial.DpiX = 600;
175Pe3do1.PeSpecial.DpiY = 600;
176 
177// default export setting //
178Pe3do1.PeUserInterface.Dialog.ExportSizeDef = ExportSizeDef.NoSizeOrPixel;
179Pe3do1.PeUserInterface.Dialog.ExportTypeDef = ExportTypeDef.Png;
180Pe3do1.PeUserInterface.Dialog.ExportDestDef = ExportDestDef.Clipboard;
181Pe3do1.PeUserInterface.Dialog.ExportUnitXDef = "1280";
182Pe3do1.PeUserInterface.Dialog.ExportUnitYDef = "768";
183Pe3do1.PeUserInterface.Dialog.ExportImageDpi = 300;
184Pe3do1.PeUserInterface.Allow.TextExport = false;
185Pe3do1.PeUserInterface.Dialog.AllowEmfExport = false;
186Pe3do1.PeUserInterface.Dialog.AllowWmfExport = false;
187 
188// Enable CursorPromptTracking HighlighColor, etc only applicable to Direct3D RenderEngine
189Pe3do1.PeUserInterface.HotSpot.Data = false; // true provides hotspot data
190Pe3do1.PeUserInterface.Cursor.PromptTracking = true;
191Pe3do1.PeUserInterface.Cursor.PromptStyle = CursorPromptStyle.YValue;
192Pe3do1.PeData.Precision = DataPrecision.OneDecimal;
193Pe3do1.PeUserInterface.Cursor.HighlightColor = Color.FromArgb(255, 255, 0, 0);
194Pe3do1.PeUserInterface.Menu.Contour = MenuControl.Hide;
195 
196// v9.5
197Pe3do1.PeUserInterface.Menu.AnnotationControl = true;
198Pe3do1.PeUserInterface.Menu.ShowAnnotationText = MenuControl.Show;
199Pe3do1.PeUserInterface.Menu.AnnotationTextFixedSize = MenuControl.Show;
200Pe3do1.PePlot.Option.DxFitControlShape = false;
201Pe3do1.PeGrid.Option.GridAspectX = 2.0F;
202Pe3do1.PeGrid.Option.GridAspectZ = 2.0F;
203 
204// Add some random graph annotations //
205int aCnt = 0;
206for (int annot = 0; annot < 20; annot++)
207{
208    int nRndRow = (int)(Rand_Num.NextDouble() * (float)nTargetRows - 1);
209    int nRndCol = (int)(Rand_Num.NextDouble() * (float)nTargetCols - 1);
210    Pe3do1.PeAnnotation.Graph.X[aCnt] = nStartCol + nRndCol + 1;
211    Pe3do1.PeAnnotation.Graph.Z[aCnt] = nStartRow + nRndRow + 1;
212    Pe3do1.PeAnnotation.Graph.Y[aCnt] = Pe3do1.PeData.Y[nRndRow, nRndCol];
213    Pe3do1.PeAnnotation.Graph.Type[aCnt] = (int)Gigasoft.ProEssentials.Enums.GraphAnnotationType.DotSolid;
214    Pe3do1.PeAnnotation.Graph.Text[aCnt] = "";
215    Pe3do1.PeAnnotation.Graph.Color[aCnt] = Color.FromArgb(255, 200, 0, 0);
216    MainWindow.m_nAnnotationStartIndices[annot] = aCnt;
217    aCnt++;
218    Pe3do1.PeAnnotation.Graph.X[aCnt] = nStartCol + nRndCol + 1;
219    Pe3do1.PeAnnotation.Graph.Z[aCnt] = nStartRow + nRndRow + 1;
220    Pe3do1.PeAnnotation.Graph.Y[aCnt] = Pe3do1.PeData.Y[nRndRow, nRndCol];
221    Pe3do1.PeAnnotation.Graph.Type[aCnt] = (int)Gigasoft.ProEssentials.Enums.GraphAnnotationType.Pointer;
222    Pe3do1.PeAnnotation.Graph.Text[aCnt] = "|lAnnotation " + annot.ToString();
223    Pe3do1.PeAnnotation.Graph.Color[aCnt] = Color.FromArgb(255, 250, 250, 250);
224    aCnt++;
225}
226Pe3do1.PeAnnotation.Show = true;
227Pe3do1.PeAnnotation.Graph.Show = true;
228Pe3do1.PeAnnotation.Graph.LeftJustificationOutside = true;
229Pe3do1.PeAnnotation.Graph.SymbolObstacles = true;
230Pe3do1.PeFont.GraphAnnotationTextSize = 110;
231Pe3do1.PeUserInterface.HotSpot.GraphAnnotation = true;
232 
233Pe3do1.PeUserInterface.Menu.CustomMenuText[0] = "Zoom Rotate on Center ";
234Pe3do1.PeUserInterface.Menu.CustomMenuState[0, 0] = CustomMenuState.Checked;
235Pe3do1.PeUserInterface.Menu.CustomMenuLocation[0] = CustomMenuLocation.AboveSeparator;
236Pe3do1.PeString.MultiSubTitles[1] = "Key 0-9 rotates/zooms at annotation| |Popup Menu size/hide annotation text.";
237 
238// Set a default ViewingAt location.
239float x, y, z;
240x = (float)Pe3do1.PeAnnotation.Graph.X[0];
241y = (float)Pe3do1.PeAnnotation.Graph.Y[0];
242z = (float)Pe3do1.PeAnnotation.Graph.Z[0];
243Pe3do1.PeFunction.SetViewingAt(x, y, z);
244 
245Pe3do1.PeFunction.Force3dxVerticeRebuild = true;
246Pe3do1.PeFunction.Force3dxAnnotVerticeRebuild = true;
247 
248Pe3do1.PeConfigure.RenderEngine = RenderEngine.Direct3D;
249 
250Pe3do1.PeData.ComputeShader = true;   // v10 Enable ComputeShader for fastest possible rendering.
251 
252Pe3do1.PeFunction.ReinitializeResetImage();
253Pe3do1.Invalidate();
254Pe3do1.Refresh();