Example 413: 3D Surface RealTime Larger Data ComputeShader CircularBuffer

1//! Right click to show popup menu. //
2//! Larger amount of data than example 410 showing strength of ComputeShader
3 
4String filepath;
5filepath = System.AppDomain.CurrentDomain.BaseDirectory + "\\terrain2.bin";
6System.IO.FileStream fs = new System.IO.FileStream(filepath, System.IO.FileMode.Open);
7System.IO.BinaryReader r = new System.IO.BinaryReader(fs);
8int o;
9for (o = 0; o < 2250000; o++)
10    MainWindow.pGlobalElevData[o] = r.ReadInt32();
11fs.Close();
12 
13Pe3do1.PeData.Subsets = 800;
14Pe3do1.PeData.Points = 900;
15 
16Pe3do1.PeData.DuplicateDataX = DuplicateData.PointIncrement;
17Pe3do1.PeData.DuplicateDataZ = DuplicateData.SubsetIncrement;
18 
19Pe3do1.PeData.Y[799, 899] = 0; // set last point first, pre allocates memory, simply spoon feeding below
20int l, s, p;
21for (s = 0; s < 800; s++)
22{
23    for (p = 0; p < 900; p++)
24    {
25        l = (s * 1500) + p;
26        Pe3do1.PeData.Y[s, p] = MainWindow.pGlobalElevData[l] * 0.1F;
27    }
28}
29 
30for (p = 0; p < 900; p++)
31{
32    Pe3do1.PeData.X[0, p] = (float)p + 1; // XData is Duplicated for all points
33}
34 
35for (s = 0; s < 800; s++)
36{
37    Pe3do1.PeData.Z[0, s] = (float)s + 1; // ZData is Duplicated for all subsets
38}
39 
40MainWindow.m_nRealTimeCounter = 900; // Keeps track of current row in terrain data
41MainWindow.m_nOverallCounter = 900;
42 
43Pe3do1.PeColor.SubsetColors[(int)SurfaceColors.WireFrame] = Color.FromArgb(255, 215, 215, 255);
44Pe3do1.PeColor.SubsetColors[(int)SurfaceColors.SolidSurface] = Color.FromArgb(255, 215, 215, 255);
45 
46// There are different plotting method values for each case of PolyMode  //
47Pe3do1.PePlot.Method = Gigasoft.ProEssentials.Enums.ThreeDGraphPlottingMethod.Four; // Surface With Contour
48Pe3do1.PePlot.Allow.SurfaceContour = true;
49Pe3do1.PePlot.Option.ShowWireFrame = false;
50 
51// Set various other properties //
52 
53Pe3do1.PeConfigure.RenderEngine = RenderEngine.Direct3D;
54 
55// setting up view parameters //
56Pe3do1.PeUserInterface.Scrollbar.ViewingHeight = 19;
57Pe3do1.PeUserInterface.Scrollbar.DegreeOfRotation = 92;
58 
59Pe3do1.PeFunction.SetLight(0, 7.36F, -7.59F, 3.52F);
60 
61Pe3do1.PePlot.Option.DxZoom = -7.01F;
62Pe3do1.PePlot.Option.DxViewportX = .66F;
63Pe3do1.PePlot.Option.DxViewportY = 2.6F;
64 
65Pe3do1.PePlot.Option.DxZoomMax = -3F;  // v10 New properties to control max and min mousewheel zoom
66Pe3do1.PePlot.Option.DxZoomMin = -12F;
67 
68Pe3do1.PePlot.Option.DxViewportPanFactor = 2.0F;  // v10 New properties to control shift/drag and mousewheel sensitivity
69Pe3do1.PeUserInterface.Scrollbar.MouseWheelZoomFactor = 3.75F;
70 
71// Manually scaling allows us to avoid range checking the data //
72 
73Pe3do1.PeGrid.Configure.ManualScaleControlY = ManualScaleControl.MinMax;
74Pe3do1.PeGrid.Configure.ManualMinY = 600;
75Pe3do1.PeGrid.Configure.ManualMaxY = 1800;
76 
77Pe3do1.PeGrid.Configure.ManualScaleControlX = ManualScaleControl.MinMax;
78Pe3do1.PeGrid.Configure.ManualMinX = 1;
79Pe3do1.PeGrid.Configure.ManualMaxX = 900;
80 
81Pe3do1.PeGrid.Configure.ManualScaleControlZ = ManualScaleControl.MinMax;
82Pe3do1.PeGrid.Configure.ManualMinZ = 1;
83Pe3do1.PeGrid.Configure.ManualMaxZ = 800;
84 
85// Set contour and contour legend parameters //
86Pe3do1.PeLegend.ContourLegendPrecision = ContourLegendPrecision.ZeroDecimals;
87Pe3do1.PeLegend.Location = LegendLocation.Right;
88Pe3do1.PeLegend.ContourStyle = true;
89 
90// Set Contour Color regions //
91Pe3do1.PeColor.SubsetColors.Clear();
92for (s = 0; s <= 31; s++)
93    Pe3do1.PeColor.SubsetColors[s] = Color.FromArgb(255, 0, (byte)(31 + (s * 7)), (byte)(95 + (s * 5)));
94for (s = 0; s <= 31; s++)
95    Pe3do1.PeColor.SubsetColors[32 + s] = Color.FromArgb(255, 0, (byte)(95 + (s * 5)), 0);
96for (s = 0; s <= 35; s++)
97    Pe3do1.PeColor.SubsetColors[64 + s] = Color.FromArgb(255, (byte)(128 + (s * 3)), (byte)(128 + (s * 3)), (byte)(128 + (s * 3)));
98 
99// For when ViewingStyle is monochrome //
100for (s = 0; s <= 99; s++)
101    Pe3do1.PeColor.SubsetShades[s] = Color.FromArgb(255, (byte)(50 + (s * 2)), (byte)(50 + (s * 2)), (byte)(50 + (s * 2)));
102 
103Pe3do1.PeLegend.ContourStyle = true;
104Pe3do1.PeLegend.Show = true;
105Pe3do1.PeLegend.Location = LegendLocation.Right;
106Pe3do1.PeUserInterface.Menu.LegendLocation = MenuControl.Show;
107 
108// Dark background //
109Pe3do1.PeColor.BitmapGradientMode = false;
110Pe3do1.PeColor.QuickStyle = QuickStyle.DarkNoBorder;
111 
112Pe3do1.PeString.MainTitle = "720K vertices rendered each update";
113Pe3do1.PeString.SubTitle = "";
114 
115Pe3do1.PePlot.Option.DegreePrompting = true; // shows view parameters top left
116 
117// expand the x and z axes for a panoramic view of data //
118Pe3do1.PeGrid.Option.GridAspectX = 10.0F;
119Pe3do1.PeGrid.Option.GridAspectZ = 5.0F;
120 
121Pe3do1.PeFont.Fixed = true;
122Pe3do1.PeFont.FontSize = FontSize.Medium;
123 
124Pe3do1.PeConfigure.PrepareImages = true;
125Pe3do1.PeConfigure.CacheBmp = true;
126Pe3do1.PeUserInterface.Allow.FocalRect = false;
127 
128Pe3do1.PeUserInterface.Menu.Contour = MenuControl.Hide;
129Pe3do1.PeUserInterface.Menu.Rotation = MenuControl.Hide;
130Pe3do1.PeUserInterface.Menu.BorderType = MenuControl.Hide;
131 
132Pe3do1.PeConfigure.TextShadows = TextShadows.BoldText;
133Pe3do1.PeFont.Label.Bold = true;
134Pe3do1.PeConfigure.ImageAdjustRight = 50;
135Pe3do1.PeConfigure.ImageAdjustLeft = 50;
136 
137// Set various export defaults //
138Pe3do1.PeSpecial.DpiX = 600;
139Pe3do1.PeSpecial.DpiY = 600;
140Pe3do1.PeUserInterface.Dialog.ExportSizeDef = ExportSizeDef.NoSizeOrPixel;
141Pe3do1.PeUserInterface.Dialog.ExportTypeDef = ExportTypeDef.Png;
142Pe3do1.PeUserInterface.Dialog.ExportDestDef = ExportDestDef.Clipboard;
143Pe3do1.PeUserInterface.Dialog.ExportUnitXDef = "1280";
144Pe3do1.PeUserInterface.Dialog.ExportUnitYDef = "768";
145Pe3do1.PeUserInterface.Dialog.ExportImageDpi = 300;
146Pe3do1.PeUserInterface.Dialog.AllowEmfExport = false;
147Pe3do1.PeUserInterface.Dialog.AllowWmfExport = false;
148 
149// Enable button dragging //
150Pe3do1.PeUserInterface.Scrollbar.MouseDraggingX = true;
151Pe3do1.PeUserInterface.Scrollbar.MouseDraggingY = true;
152 
153// v10 Enable ComputeShader and CircularBuffer for fastest possible rendering.
154Pe3do1.PeData.ComputeShader = true;
155Pe3do1.PeData.StagingBufferX = true;
156Pe3do1.PeData.StagingBufferY = true;
157Pe3do1.PeData.StagingBufferZ = true;
158Pe3do1.PeData.CircularBuffers = true;
159// Comment the above v10 lines to experience the difference between cpu construction and ComputeShader construction.
160// The performance is amazingly different demonstrating the power of potentially 2000+ cores versus a single cpu
161 
162Pe3do1.PeFunction.Force3dxVerticeRebuild = true; // signifies chart to rebuild low level vertex content
163 
164Pe3do1.PeFunction.ReinitializeResetImage();  // needed to update axis scales
165Pe3do1.Invalidate();
166Pe3do1.Refresh();
167 
168MainWindow.Timer1.Interval = 15;
169MainWindow.Timer1.Start();
170 
171/*
172/////////////////////////
173// Example Timer Event //
174/////////////////////////
175private void Timer1_Tick(object sender, System.EventArgs e)
176{
177    float[] pNewXData = new float[800];
178    float[] pNewYData = new float[800];
179 
180    int l, s;
181    for (s = 0; s < 800; s++)
182    {
183        pNewXData[s] = m_nOverallCounter;
184        l = (s * 1500) + m_nRealTimeCounter + 0;
185        pNewYData[s] = pGlobalElevData[l] * 0.1F;
186    }
187 
188    m_nRealTimeCounter = m_nRealTimeCounter + 1;
189    if (m_nRealTimeCounter > 1499) { m_nRealTimeCounter = 0; } // end of terrain file
190    m_nOverallCounter = m_nOverallCounter + 1;
191 
192    Pe3do1.PeGrid.Configure.ManualMinX = m_nOverallCounter - 900;
193    Pe3do1.PeGrid.Configure.ManualMaxX = m_nOverallCounter;
194    Pe3do1.PeData.SkipRanging = true;  // Manually scaling everything, we can skip range testing, which can get cpu intensive for larger data sets
195 
196    // transfer new Data //
197    Pe3do1.PeData.Y.AppendData(pNewYData, 1);
198    Pe3do1.PeData.X.AppendData(pNewXData, 1);
199    Pe3do1.PeData.ReuseDataZ = true;
200 
201    // causes 3D object to reconstruct polygon data //
202    Pe3do1.PeFunction.PEreconstruct3dpolygons();
203    Pe3do1.Invalidate();
204}
205*/