public T GetParameterValue <T>(string id, string parameter)
{
string cid = id + "." + parameter;
GraphParameterValue p = null;
if (Parameters.TryGetValue(cid, out p))
{
if (p.IsFunction())
{
FunctionGraph g = p.Value as FunctionGraph;
g.TryAndProcess();
if (g.Result == null)
{
return(default(T));
}
return((T)g.Result);
}
else
{
return((T)p.Value);
}
}
return(default(T));
}
protected void BuildShaderFunctionValue(GraphParameterValue param, StringBuilder builder)
{
FunctionGraph fn = param.Value as FunctionGraph;
fn.TryAndProcess();
object value = fn.Result;
if (param.Type == NodeType.Bool)
{
builder.Append(Convert.ToBoolean(param.Value).ToString().ToLower() + ";\r\n");
}
else if (param.Type == NodeType.Float)
{
builder.Append(Convert.ToSingle(value).ToString() + ";\r\n");
}
else if (param.Type == NodeType.Float4 || param.Type == NodeType.Gray || param.Type == NodeType.Color)
{
MVector vec = new MVector();
if (value is MVector)
{
vec = (MVector)value;
}
builder.Append("vec4(" + vec.X + "," + vec.Y + "," + vec.Z + "," + vec.W + ");\r\n");
}
else if (param.Type == NodeType.Float2)
{
MVector vec = new MVector();
if (value is MVector)
{
vec = (MVector)value;
}
builder.Append("vec2(" + vec.X + "," + vec.Y + ");\r\n");
}
else if (param.Type == NodeType.Float3)
{
MVector vec = new MVector();
if (value is MVector)
{
vec = (MVector)value;
}
builder.Append("vec3(" + vec.X + "," + vec.Y + "," + vec.Z + ");\r\n");
}
else if (param.Type == NodeType.Matrix && value is Matrix4)
{
Matrix4 m4 = (Matrix4)value;
//glsl matrices are column major order
builder.Append("mat3(" + m4.Column0.X + ", " + m4.Column0.Y + ", " + m4.Column0.Z + ", " + m4.Column0.W + ", "
+ m4.Column1.X + ", " + m4.Column1.Y + ", " + m4.Column1.Z + ", " + m4.Column1.W + ", "
+ m4.Column2.X + ", " + m4.Column2.Y + ", " + m4.Column2.Z + ", " + m4.Column2.W + ","
+ m4.Column3.X + ", " + m4.Column3.Y + ", " + m4.Column3.Z + ", " + m4.Column3.W + ");\r\n");
}
}
public object GetParameterValue(string id, string parameter)
{
string cid = id + "." + parameter;
GraphParameterValue p = null;
if (Parameters.TryGetValue(cid, out p))
{
if (p.IsFunction())
{
FunctionGraph g = p.Value as FunctionGraph;
g.TryAndProcess();
return(g.Result);
}
else
{
return(p.Value);
}
}
return(null);
}
protected void BuildShaderFunctionValue(GraphParameterValue param, StringBuilder builder)
{
FunctionGraph fn = param.Value as FunctionGraph;
fn.TryAndProcess();
object value = fn.Result;
if (param.Type == NodeType.Bool)
{
try
{
builder.Append(Convert.ToBoolean(value).ToString().ToLower() + ";\r\n");
}
catch (Exception e)
{
Log.Error(e);
Log.Info("Defaulting to false for value of parameter " + param.Name);
builder.Append("false;\r\n");
}
}
else if (param.Type == NodeType.Float)
{
try
{
builder.Append(Convert.ToSingle(value).ToCodeString() + ";\r\n");
}
catch (Exception e)
{
Log.Error(e);
Log.Info("Defaulting to 0 for value of parameter " + param.Name);
builder.Append("0;\r\n");
}
}
else if (param.Type == NodeType.Float4 || param.Type == NodeType.Gray || param.Type == NodeType.Color)
{
MVector vec = new MVector();
if (value is MVector)
{
vec = (MVector)value;
}
builder.Append("vec4(" + vec.X.ToCodeString() + "," + vec.Y.ToCodeString() + "," + vec.Z.ToCodeString() + "," + vec.W.ToCodeString() + ");\r\n");
}
else if (param.Type == NodeType.Float2)
{
MVector vec = new MVector();
if (value is MVector)
{
vec = (MVector)value;
}
builder.Append("vec2(" + vec.X.ToCodeString() + "," + vec.Y.ToCodeString() + ");\r\n");
}
else if (param.Type == NodeType.Float3)
{
MVector vec = new MVector();
if (value is MVector)
{
vec = (MVector)value;
}
builder.Append("vec3(" + vec.X.ToCodeString() + "," + vec.Y.ToCodeString() + "," + vec.Z.ToCodeString() + ");\r\n");
}
else if (param.Type == NodeType.Matrix && value is Matrix4)
{
Matrix4 m4 = (Matrix4)value;
//glsl matrices are column major order
builder.Append("mat3(" + m4.Column0.X.ToCodeString() + ", " + m4.Column0.Y.ToCodeString() + ", " + m4.Column0.Z.ToCodeString() + ", " + m4.Column0.W.ToCodeString() + ", "
+ m4.Column1.X.ToCodeString() + ", " + m4.Column1.Y.ToCodeString() + ", " + m4.Column1.Z.ToCodeString() + ", " + m4.Column1.W.ToCodeString() + ", "
+ m4.Column2.X.ToCodeString() + ", " + m4.Column2.Y.ToCodeString() + ", " + m4.Column2.Z.ToCodeString() + ", " + m4.Column2.W.ToCodeString() + ","
+ m4.Column3.X.ToCodeString() + ", " + m4.Column3.Y.ToCodeString() + ", " + m4.Column3.Z.ToCodeString() + ", " + m4.Column3.W.ToCodeString() + ");\r\n");
}
}