/// <summary>
/// Creates a new <see cref="RasterizerState"/>, used to control various behaviors of the device's rasterizer.
/// </summary>
/// <param name="cullMode">Controls which primitive faces are culled.</param>
/// <param name="fillMode">The kind of triangle filling to use.</param>
/// <param name="isDepthClipEnabled">Whether or not primitives are clipped by depth.</param>
/// <param name="isScissorTestEnabled">Whether or not primitives are clipped by the scissor test.</param>
/// <returns>A new <see cref="RasterizerState"/>.</returns>
public RasterizerState CreateRasterizerState(
FaceCullingMode cullMode,
TriangleFillMode fillMode,
bool isDepthClipEnabled,
bool isScissorTestEnabled)
{
return(CreateRasterizerStateCore(cullMode, fillMode, isDepthClipEnabled, isScissorTestEnabled));
}
public override RasterizerState CreateRasterizerState(
FaceCullingMode cullMode,
TriangleFillMode fillMode,
bool isDepthClipEnabled,
bool isScissorTestEnabled)
{
return(new D3DRasterizerState(_device, cullMode, fillMode, isDepthClipEnabled, isScissorTestEnabled));
}
protected override RasterizerState CreateRasterizerStateCore(
FaceCullingMode cullMode,
TriangleFillMode fillMode,
bool isDepthClipEnabled,
bool isScissorTestEnabled)
{
return(new OpenGLRasterizerState(cullMode, fillMode, isDepthClipEnabled, isScissorTestEnabled));
}
public OpenGLESRasterizerState(
FaceCullingMode cullMode,
TriangleFillMode fillMode,
bool depthClipEnabled,
bool scissorTestEnabled)
{
CullMode = cullMode;
FillMode = fillMode;
IsDepthClipEnabled = depthClipEnabled;
IsScissorTestEnabled = scissorTestEnabled;
}
public RasterizerStateCacheKey(
FaceCullingMode cullMode,
TriangleFillMode fillMode,
bool isDepthClipEnabled,
bool isScissorTestEnabled)
{
CullMode = cullMode;
FillMode = fillMode;
IsDepthClipEnabled = isDepthClipEnabled;
IsScissorTestEnabled = isScissorTestEnabled;
}
internal static CullFaceMode ConvertCullMode(FaceCullingMode cullMode)
{
switch (cullMode)
{
case FaceCullingMode.Back:
return(CullFaceMode.Back);
case FaceCullingMode.Front:
return(CullFaceMode.Front);
default:
// FaceCullingMode.None should not be converted.
// It translates to GL.Disable(EnableCap.CullFace).
throw Illegal.Value <FaceCullingMode>();
}
}
public VkRasterizerState(FaceCullingMode cullMode, TriangleFillMode fillMode, bool isDepthClipEnabled, bool isScissorTestEnabled)
{
CullMode = cullMode;
FillMode = fillMode;
IsDepthClipEnabled = isDepthClipEnabled;
IsScissorTestEnabled = isScissorTestEnabled;
VkPipelineRasterizationStateCreateInfo rasterizerStateCI = VkPipelineRasterizationStateCreateInfo.New();
rasterizerStateCI.cullMode = VkFormats.VeldridToVkCullMode(cullMode);
rasterizerStateCI.polygonMode = VkFormats.VeldridToVkFillMode(fillMode);
rasterizerStateCI.depthClampEnable = !isDepthClipEnabled; // TODO: Same as OpenGL (?)
rasterizerStateCI.frontFace = VkFrontFace.Clockwise;
RasterizerStateCreateInfo = rasterizerStateCI;
}
internal static VkCullModeFlags VeldridToVkCullMode(FaceCullingMode cullMode)
{
switch (cullMode)
{
case FaceCullingMode.Back:
return(VkCullModeFlags.Back);
case FaceCullingMode.Front:
return(VkCullModeFlags.Front);
case FaceCullingMode.None:
return(VkCullModeFlags.None);
default:
throw Illegal.Value <FaceCullingMode>();
}
}
internal static CullMode ConvertCullMode(FaceCullingMode cullMode)
{
switch (cullMode)
{
case FaceCullingMode.Back:
return(CullMode.Back);
case FaceCullingMode.Front:
return(CullMode.Front);
case FaceCullingMode.None:
return(CullMode.None);
default:
throw Illegal.Value <FaceCullingMode>();
}
}
public Renderable()
{
hasAlbedoTexture = 0;
albedoTexture = null;
hasNormalMap = 0;
normalMap = null;
hasHeightMap = 0;
heightMap = null;
heightScaleFactor = 1;
hasAlphaMap = 0;
alphaMap = null;
hasEnvironmentMap = 0;
environmentMap = null;
reflectivity = 0;
faceCullingMode = FaceCullingMode.BACK_SIDE;
instances = 0;
unlit = 0;
projectionMode = ProjectionMode.Planar;
}
private static void Update(FaceCullingMode mode)
{
switch (mode)
{
case FaceCullingMode.FRONT_SIDE:
GL.Enable(EnableCap.CullFace);
GL.CullFace(CullFaceMode.Front);
break;
case FaceCullingMode.BACK_SIDE:
GL.Enable(EnableCap.CullFace);
GL.CullFace(CullFaceMode.Back);
break;
default:
GL.Disable(EnableCap.CullFace);
break;
}
;
}
public D3DRasterizerState(
Device device,
FaceCullingMode cullMode,
TriangleFillMode fillMode,
bool depthClipEnabled,
bool scissorTestEnabled)
{
_device = device;
CullMode = cullMode;
FillMode = fillMode;
IsDepthClipEnabled = depthClipEnabled;
IsScissorTestEnabled = scissorTestEnabled;
var desc = new RasterizerStateDescription()
{
IsDepthClipEnabled = IsDepthClipEnabled,
IsScissorEnabled = IsScissorTestEnabled,
CullMode = D3DFormats.ConvertCullMode(cullMode),
FillMode = D3DFormats.ConvertFillMode(fillMode)
};
_deviceState = new SharpDX.Direct3D11.RasterizerState(device, desc);
}
/// <summary>
/// Creates a new <see cref="RasterizerState"/>, used to control various behaviors of the device's rasterizer.
/// </summary>
/// <param name="cullMode">Controls which primitive faces are culled.</param>
/// <param name="fillMode">The kind of triangle filling to use.</param>
/// <param name="isDepthClipEnabled">Whether or not primitives are clipped by depth.</param>
/// <param name="isScissorTestEnabled">Whether or not primitives are clipped by the scissor test.</param>
/// <returns>A new <see cref="RasterizerState"/>.</returns>
protected abstract RasterizerState CreateRasterizerStateCore(
FaceCullingMode cullMode,
TriangleFillMode fillMode,
bool isDepthClipEnabled,
bool isScissorTestEnabled);
/// <summary>
/// Initializes a new instance of the <see cref="FaceCullingModeState"/> structure.
/// </summary>
/// <param name="faceCullingMode">The face culling mode.</param>
public FaceCullingModeState(FaceCullingMode faceCullingMode)
{
Mode = faceCullingMode;
}
