public PipelineKey(
FaceCullMode cullMode,
bool depthWriteEnabled,
ComparisonKind depthComparison,
bool blendEnabled,
BlendFactor sourceFactor,
BlendFactor destinationColorFactor,
BlendFactor destinationAlphaFactor)
{
CullMode = cullMode;
DepthWriteEnabled = depthWriteEnabled;
DepthComparison = depthComparison;
BlendEnabled = blendEnabled;
SourceFactor = sourceFactor;
DestinationColorFactor = destinationColorFactor;
DestinationAlphaFactor = destinationAlphaFactor;
_hashCode = HashCode.Combine(
CullMode,
DepthWriteEnabled,
DepthComparison,
BlendEnabled,
SourceFactor,
DestinationColorFactor,
DestinationAlphaFactor);
}
public Pipeline CreateAPipeline(ResourceLayout[] resourceLayouts,
ShaderSetDescription shaderSetDescription,
OutputDescription outputDescription,
BlendStateDescription blendStateDescription,
bool depthTest,
FaceCullMode faceCullMode = FaceCullMode.None,
PolygonFillMode polygonFillMode = PolygonFillMode.Solid,
FrontFace frontFaceWindingOrder = FrontFace.Clockwise)
{
var pipelineDescription = new GraphicsPipelineDescription()
{
BlendState = blendStateDescription,
DepthStencilState = new DepthStencilStateDescription(
depthTestEnabled: depthTest,
depthWriteEnabled: depthTest,
comparisonKind: ComparisonKind.LessEqual),
RasterizerState = new RasterizerStateDescription(
cullMode: faceCullMode,
fillMode: polygonFillMode,
frontFace: frontFaceWindingOrder,
depthClipEnabled: depthTest,
scissorTestEnabled: false
),
PrimitiveTopology = PrimitiveTopology.TriangleList,
ResourceLayouts = resourceLayouts,
ShaderSet = shaderSetDescription,
Outputs = outputDescription
};
return(_components.Factory.CreateGraphicsPipeline(pipelineDescription));
}
/// <summary>
/// Constructs a new RasterizerStateDescription.
/// </summary>
/// <param name="cullMode">Controls which face will be culled.</param>
/// <param name="fillMode">Controls how the rasterizer fills polygons.</param>
/// <param name="frontFace">Controls the winding order used to determine the front face of primitives.</param>
/// <param name="depthClipEnabled">Controls whether depth clipping is enabled.</param>
/// <param name="scissorTestEnabled">Controls whether the scissor test is enabled.</param>
public RasterizerStateDescription(
FaceCullMode cullMode,
PolygonFillMode fillMode,
FrontFace frontFace,
bool depthClipEnabled,
bool scissorTestEnabled)
{
CullMode = cullMode;
FillMode = fillMode;
FrontFace = frontFace;
DepthClipEnabled = depthClipEnabled;
ScissorTestEnabled = scissorTestEnabled;
}
public Pipeline GetCachedPipeline(
FaceCullMode cullMode,
bool depthWriteEnabled,
ComparisonKind depthComparison,
bool blendEnabled,
BlendFactor sourceFactor,
BlendFactor destinationColorFactor,
BlendFactor destinationAlphaFactor)
{
var key = new PipelineKey(
cullMode,
depthWriteEnabled,
depthComparison,
blendEnabled,
sourceFactor,
destinationColorFactor,
destinationAlphaFactor);
if (!_pipelines.TryGetValue(key, out var result))
{
var blendState = new BlendStateDescription(
RgbaFloat.White,
new BlendAttachmentDescription(
blendEnabled,
sourceFactor,
destinationColorFactor,
BlendFunction.Add,
sourceFactor,
destinationAlphaFactor,
BlendFunction.Add));
var depthState = DepthStencilStateDescription.DepthOnlyLessEqual;
depthState.DepthWriteEnabled = depthWriteEnabled;
depthState.DepthComparison = depthComparison;
var rasterizerState = RasterizerStateDescriptionUtility.DefaultFrontIsCounterClockwise;
rasterizerState.CullMode = cullMode;
_pipelines.Add(key, result = AddDisposable(GraphicsDevice.ResourceFactory.CreateGraphicsPipeline(
new GraphicsPipelineDescription(
blendState,
depthState,
rasterizerState,
PrimitiveTopology.TriangleList,
ShaderSet.Description,
_resourceLayouts,
RenderPipeline.GameOutputDescription))));
}
return(result);
}
internal static CullFaceMode VdToGLCullFaceMode(FaceCullMode cullMode)
{
switch (cullMode)
{
case FaceCullMode.Back:
return(CullFaceMode.Back);
case FaceCullMode.Front:
return(CullFaceMode.Front);
default:
throw Illegal.Value <FaceCullMode>();
}
}
internal static VkCullModeFlags VdToVkCullMode(FaceCullMode cullMode)
{
switch (cullMode)
{
case FaceCullMode.Back:
return VkCullModeFlags.Back;
case FaceCullMode.Front:
return VkCullModeFlags.Front;
case FaceCullMode.None:
return VkCullModeFlags.None;
default:
throw Illegal.Value<FaceCullMode>();
}
}
internal static CullMode ToD3D11CullMode(FaceCullMode cullingMode)
{
switch (cullingMode)
{
case FaceCullMode.Back:
return(CullMode.Back);
case FaceCullMode.Front:
return(CullMode.Front);
case FaceCullMode.None:
return(CullMode.None);
default:
throw Illegal.Value <FaceCullMode>();
}
}
internal void SetCullMode(FaceCullMode cullMode)
{
if (cullMode == FaceCullMode.Disable && faceCullEnable)
{
if (faceCullEnable)
{
faceCullEnable = false;
GL.Disable(EnableCap.CullFace);
}
}
else if (cullMode == FaceCullMode.Back)
{
if (faceCullFront)
{
GL.CullFace(CullFaceMode.Back);
faceCullFront = false;
}
if (!faceCullEnable)
{
GL.Enable(EnableCap.CullFace);
faceCullEnable = true;
}
}
else if (cullMode == FaceCullMode.Front)
{
if (!faceCullFront)
{
GL.CullFace(CullFaceMode.Front);
faceCullFront = true;
}
if (!faceCullEnable)
{
GL.Enable(EnableCap.CullFace);
faceCullEnable = true;
}
}
}
static EtmPipeline BuildPipeline(string name, FaceCullMode cullMode, IFramebufferHolder framebuffer) => new()
public IPipelineBuilder With(FaceCullMode faceCullMode)
{
rasterizer.CullMode = faceCullMode;
return(this);
}
