public static DataAttribute ParseExpression(Visualisation visualisation, string strExpr)
{
if (strExpr == "")
{
return(new DataAttribute("", IATKDataType.Translate, new float[visualisation.DataSource.DataCount]));
}
SetInterpreterVariables(visualisation);
object result = interpreter.Eval(strExpr);
// If the end result is just a number, we treat it as a translate Attribute
if (float.TryParse(result.ToString(), out float f))
{
float[] floatArray = new float[visualisation.DataSource.DataCount];
for (int i = 0; i < visualisation.DataSource.DataCount; i++)
{
floatArray[i] = f;
}
return(new DataAttribute(strExpr, IATKDataType.Translate, floatArray));
}
else
{
return((DataAttribute)result);
}
}
public static bool ParseBoolExpression(Visualisation visualisation, string strExpr)
{
if (strExpr == "")
{
return(true);
}
SetInterpreterVariables(visualisation);
return((bool)interpreter.Eval(strExpr));
}
public static Vector3?ParseVector3Expression(Visualisation visualisation, string strExpr)
{
if (strExpr == "")
{
return(null);
}
SetInterpreterVariables(visualisation);
object result = interpreter.Eval(strExpr);
return((Vector3)interpreter.Eval(strExpr));
}
public static Quaternion?ParseQuaternionExpression(Visualisation visualisation, string strExpr)
{
if (strExpr == "")
{
return(null);
}
SetInterpreterVariables(visualisation);
object result = interpreter.Eval(strExpr);
return((Quaternion)interpreter.Eval(strExpr));
}
private static void SetInterpreterVariables(Visualisation visualisation)
{
currentVisualisationReference = visualisation;
// Set parameters from data source
if (visualisation.DataSource != null)
{
foreach (var da in visualisation.DataSource)
{
interpreter.SetVariable(da.Name, da);
}
}
if (visualisation.EdgesDataSource != null)
{
foreach (var da in visualisation.EdgesDataSource)
{
interpreter.SetVariable(da.Name, da);
}
}
}
public override void CreateView(Visualisation visualisationReference)
{
VisualisationReference = visualisationReference;
DataSource = VisualisationReference.DataSource;
GameObject geometryHolder = new GameObject("Geometry");
geometryHolder.transform.SetParent(transform);
geometryHolder.transform.localPosition = Vector3.zero;
geometryHolder.transform.localRotation = Quaternion.identity;
geometry = geometryHolder.AddComponent <OptimisedGeometry>();
// Create material and view
Material material = new Material(Shader.Find("Standard Unlit 2Sided"));
material.renderQueue = 3000;
material.enableInstancing = true;
geometry.InitialiseView(material);
}
public static float ParseFloatExpression(Visualisation visualisation, string strExpr)
{
if (strExpr == "")
{
return(0);
}
SetInterpreterVariables(visualisation);
object result = interpreter.Eval(strExpr);
// If the end result is just a number, we treat it as a translate Attribute
if (float.TryParse(result.ToString(), out float f))
{
return(f);
}
else
{
throw new Exception("Must return a float.");
}
}
public override void CreateView(Visualisation visualisationReference)
{
VisualisationReference = visualisationReference;
DataSource = VisualisationReference.DataSource;
GameObject geometryHolder = new GameObject("Geometry");
geometryHolder.transform.SetParent(transform);
geometryHolder.transform.localPosition = Vector3.zero;
geometryHolder.transform.localRotation = Quaternion.identity;
geometry = geometryHolder.AddComponent <OptimisedGeometry>();
// Create material and view
Material material = new Material(Shader.Find("NewIATK/ScatterplotShader"));
material.mainTexture = Resources.Load("circle-outline-basic") as Texture2D;
material.renderQueue = 3000;
material.enableInstancing = true;
geometry.InitialiseView(material);
geometry.SetIndices(GenerateScatterIndices(), MeshTopology.Points);
}
public abstract void CreateView(Visualisation visualisationReference);