private static StencilOp GetStencilOp(MgStencilOp operation)
{
switch (operation)
{
case MgStencilOp.KEEP:
return(StencilOp.Keep);
case MgStencilOp.DECREMENT_AND_WRAP:
return(StencilOp.DecrWrap);
case MgStencilOp.DECREMENT_AND_CLAMP:
return(StencilOp.Decr);
case MgStencilOp.INCREMENT_AND_CLAMP:
return(StencilOp.Incr);
case MgStencilOp.INCREMENT_AND_WRAP:
return(StencilOp.IncrWrap);
case MgStencilOp.INVERT:
return(StencilOp.Invert);
case MgStencilOp.REPLACE:
return(StencilOp.Replace);
case MgStencilOp.ZERO:
return(StencilOp.Zero);
default:
return(StencilOp.Keep);
}
}
public static MTLStencilOperation GetStencilOperation(MgStencilOp stencilOp)
{
switch (stencilOp)
{
default:
throw new NotSupportedException();
case MgStencilOp.DECREMENT_AND_CLAMP:
return(MTLStencilOperation.DecrementClamp);
case MgStencilOp.DECREMENT_AND_WRAP:
return(MTLStencilOperation.DecrementWrap);
case MgStencilOp.INCREMENT_AND_CLAMP:
return(MTLStencilOperation.IncrementClamp);
case MgStencilOp.INCREMENT_AND_WRAP:
return(MTLStencilOperation.IncrementWrap);
case MgStencilOp.INVERT:
return(MTLStencilOperation.Invert);
case MgStencilOp.KEEP:
return(MTLStencilOperation.Keep);
case MgStencilOp.REPLACE:
return(MTLStencilOperation.Replace);
case MgStencilOp.ZERO:
return(MTLStencilOperation.Zero);
}
}
public void SetFrontFaceStencilOperation(
MgStencilOp stencilFail,
MgStencilOp stencilDepthBufferFail,
MgStencilOp stencilPass)
{
var stencilFaceFront = StencilFace.Front;
GL.StencilOpSeparate(stencilFaceFront, GetStencilOp(stencilFail),
GetStencilOp(stencilDepthBufferFail),
GetStencilOp(stencilPass));
}
public void SetStencilOperation(
MgStencilOp stencilFail,
MgStencilOp stencilDepthBufferFail,
MgStencilOp stencilPass)
{
GL.StencilOp(GetStencilOp(stencilFail),
GetStencilOp(stencilDepthBufferFail),
GetStencilOp(stencilPass));
{
var error = GL.GetError();
if (error != ErrorCode.NoError)
{
Debug.WriteLine("SetStencilOperation : " + error);
}
}
}
public void SetBackFaceStencilOperation(
MgStencilOp counterClockwiseStencilFail,
MgStencilOp counterClockwiseStencilDepthBufferFail,
MgStencilOp counterClockwiseStencilPass)
{
var stencilFaceBack = StencilFace.Back;
GL.StencilOpSeparate(stencilFaceBack, GetStencilOp(counterClockwiseStencilFail),
GetStencilOp(counterClockwiseStencilDepthBufferFail),
GetStencilOp(counterClockwiseStencilPass));
{
var error = GL.GetError();
if (error != ErrorCode.NoError)
{
Debug.WriteLine("SetBackFaceStencilOperation : " + error);
}
}
}
public void SetStencilOperation(MgStencilOp stencilFail, MgStencilOp stencilDepthBufferFail, MgStencilOp stencilPass)
{
}
