public Q3BSPMaterialStageContent(Q3BSPMaterialContent parent)
{
this.TextureFilename = "";
this.Parent = parent;
this.IsLightmapStage = false;
this.IsWhiteStage = false;
this.SourceBlendFactor = Q3BSPBlendFuncFactor.Invalid;
this.DestinationBlendFactor = Q3BSPBlendFuncFactor.Invalid;
}
public void Finalize(ref List <Q3BSPMaterialStageTcMod> tcMods)
{
if (tcMods.Count > 0)
{
TcModStatements = new Q3BSPMaterialStageTcMod[tcMods.Count];
tcMods.CopyTo(this.TcModStatements);
}
if (SourceBlendFactor == Q3BSPBlendFuncFactor.Invalid || DestinationBlendFactor == Q3BSPBlendFuncFactor.Invalid)
{
SourceBlendFactor = Q3BSPBlendFuncFactor.One;
DestinationBlendFactor = Q3BSPBlendFuncFactor.Zero;
}
}
static string WriteBlendFuncEquationSide(string side, Q3BSPBlendFuncFactor blendFactor, string source, string destination)
{
switch (blendFactor)
{
case Q3BSPBlendFuncFactor.One:
return(side);
case Q3BSPBlendFuncFactor.Zero:
return("");
case Q3BSPBlendFuncFactor.Destination:
return(side + " * " + destination);
case Q3BSPBlendFuncFactor.InverseDestination:
return(side + " * float4(1.0 - " + destination + ".r, 1.0 - " + destination + ".g, 1.0 - " + destination + ".b, 1.0 - " + destination + ".a)");
case Q3BSPBlendFuncFactor.DestinationAlpha:
return(side + " * " + destination + ".a");
case Q3BSPBlendFuncFactor.InverseDestinationAlpha:
return(side + " * (1.0 -" + destination + ".a)");
case Q3BSPBlendFuncFactor.Source:
return(side + " * " + source);
case Q3BSPBlendFuncFactor.InverseSource:
return(side + " * float4(1.0 - " + source + ".r, 1.0 - " + source + ".g, 1.0 - " + source + ".b, 1.0 - " + source + ".a)");
case Q3BSPBlendFuncFactor.SourceAlpha:
return(side + " * " + source + ".a");
case Q3BSPBlendFuncFactor.InverseSourceAlpha:
return(side + " * (1.0 -" + source + ".a)");
default:
return(side);
}
}
/// <summary>
/// Validates the input blend factors and assigns them to the material stage.
/// </summary>
public void SetBlendFunction(Q3BSPBlendFuncFactor sourceBlendFactor, Q3BSPBlendFuncFactor destinationBlendFactor)
{
this.SourceBlendFactor = sourceBlendFactor;
this.DestinationBlendFactor = destinationBlendFactor;
}
