private void OnGridPropertyChanged(object sender, EventArgs e)
{
GridderSource source = this.sim3D.Tag as GridderSource;
if (source == null)
{
return;
}
List <SimLabGrid> gridders = this.sim3D.Scene.SceneContainer.Traverse <SimLabGrid>().ToList <SimLabGrid>();
if (gridders.Count <= 0)
{
return;
}
SimLabGrid grid = gridders[0];
GridProperty prop = this.CurrentProperty;
if (prop == null)
{
return;
}
float minValue = prop.MinValue;
float maxValue = prop.MaxValue;
float step = (maxValue - minValue) / 10.0f;
if (step <= 0.0f)
{
step = 1.0f;
}
this.sim3D.SetColorIndicator(minValue, maxValue, step);
TexCoordBuffer textureCoordinates = source.CreateTextureCoordinates(prop.GridIndexes, prop.Values, minValue, maxValue);
grid.SetTextureCoods(textureCoordinates);
DynamicUnstructureGrid dynamicUnstructureGrid = gridders[0] as DynamicUnstructureGrid;
DynamicUnstructuredGridderSource dynamicUnstructureGridderSource = source as DynamicUnstructuredGridderSource;
if (dynamicUnstructureGrid != null && dynamicUnstructureGridderSource != null)
{
TexCoordBuffer anotherTextureCoordinates = dynamicUnstructureGridderSource.CreateFractureTextureCoordinates(prop.GridIndexes, prop.Values, minValue, maxValue);
dynamicUnstructureGrid.SetFractionTextureCoords(anotherTextureCoordinates);
}
this.sim3D.Invalidate();
}
private void CreateCatesianGridVisual3D(object sender, EventArgs e)
{
try
{
string fileName = @"geometry.txt";
DynamicUnstructureGeometryLoader loader = new DynamicUnstructureGeometryLoader();
// use CatesianGridderSource to fill HexahedronGridderElement's content.
DynamicUnstructuredGridderSource source = loader.LoadSource(fileName);
source.Init();
int nx = source.NX;
int ny = source.NY;
int nz = source.NZ;
int dimenSize = nx * ny * nz;
float step = System.Convert.ToSingle(tbColorIndicatorStep.Text);
//float radius = System.Convert.ToSingle(this.tbRadius.Text);
float propMin = System.Convert.ToSingle(this.tbxPropertyMinValue.Text, CultureInfo.InvariantCulture);
float propMax = System.Convert.ToSingle(this.tbxPropertyMaxValue.Text, CultureInfo.InvariantCulture);
float dx = System.Convert.ToSingle(this.tbDX.Text);
float dy = System.Convert.ToSingle(this.gbDY.Text);
float dz = System.Convert.ToSingle(this.tbDZ.Text);
float[] dxArray = initArray(dimenSize, dx);
float[] dyArray = initArray(dimenSize, dy);
float[] dzArray = initArray(dimenSize, dz);
InitPropertiesAndSelectDefault(dimenSize, propMin, propMax);
///模拟获得网格属性
///获得当前选中的属性
float minValue = this.CurrentProperty.MinValue;
float maxValue = this.CurrentProperty.MaxValue;
step = (maxValue * 1.0f - minValue * 1.0f) / 10;
int[] gridIndexes = this.CurrentProperty.GridIndexes;
float[] gridValues = this.CurrentProperty.Values;
//设置色标的范围
this.sim3D.SetColorIndicator(minValue, maxValue, step);
// use HexahedronGridderElement
DateTime t0 = DateTime.Now;
DynamicUnstructureGeometry geometry = source.CreateMesh() as DynamicUnstructureGeometry;
TexCoordBuffer matrixTextureCoordinates = source.CreateTextureCoordinates(gridIndexes, gridValues, minValue, maxValue);
TexCoordBuffer fractureTextureCoordindates = source.CreateFractureTextureCoordinates(gridIndexes, gridValues, minValue, maxValue);
Bitmap texture = ColorPaletteHelper.GenBitmap(this.sim3D.uiColorIndicator.Data.ColorPalette);
//geometry.Positions.Dump();
//geometry.TriangleIndices.Dump();
//MeshGeometry mesh = HexahedronGridderHelper.CreateMesh(source);
DynamicUnstructureGrid gridder = new DynamicUnstructureGrid(this.sim3D.OpenGL, this.sim3D.Scene.CurrentCamera);
gridder.Init(geometry);
gridder.RenderGrid = true;
gridder.RenderGridWireframe = this.IsShowWireframe;
gridder.SetTexture(texture);
gridder.SetMatrixTextureCoords(matrixTextureCoordinates);
gridder.SetFractionTextureCoords(fractureTextureCoordindates);
this.element = gridder;
//textureCoodinates.Dump();
DateTime t1 = DateTime.Now;
TimeSpan ts1 = t1 - t0;
//mesh.VertexColors = HexahedronGridderHelper.FromColors(source, gridIndexes, colors, mesh.Visibles);
//this.DebugMesh(mesh);
//HexahedronGridderElement gridderElement = new HexahedronGridderElement(source, this.scientificVisual3DControl.Scene.CurrentCamera);
//gridderElement.renderWireframe = false;
//method1
//gridderElement.Initialize(this.scientificVisual3DControl.OpenGL);
//method2
//gridderElement.Initialize(this.scientificVisual3DControl.OpenGL, mesh);
DateTime t2 = DateTime.Now;
//gridderElement.SetBoundingBox(mesh.Min, mesh.Max);
this.sim3D.Tag = source;
//gridderElement.Name = string.Format("element {0}", elementCounter++);
//this.scientificVisual3DControl.AddModelElement(gridderElement);
DateTime t3 = DateTime.Now;
// update ModelContainer's BoundingBox.
BoundingBox boundingBox = this.sim3D.ModelContainer.BoundingBox;
boundingBox.SetBounds(geometry.Min, geometry.Max);
// update ViewType to UserView.
this.sim3D.ViewType = ViewTypes.UserView;
this.sim3D.AddModelElement(gridder);
//mesh.Dispose();
StringBuilder msgBuilder = new StringBuilder();
msgBuilder.AppendLine(String.Format("create mesh in {0} secs", (t1 - t0).TotalSeconds));
msgBuilder.AppendLine(String.Format("init SceneElement in {0} secs", (t2 - t1).TotalSeconds));
msgBuilder.AppendLine(String.Format("total load in {0} secs", (t2 - t0).TotalSeconds));
String msg = msgBuilder.ToString();
MessageBox.Show(msg, "Summary", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
catch (Exception error)
{
MessageBox.Show(error.ToString());
}
}