MediaShaders.cpp File Reference

#include "MediaShaders.h"
#include "RenderGraphBuilder.h"
#include "RHIStaticStates.h"
#include "ShaderParameterUtils.h"
#include "PipelineStateCache.h"
#include "ColorManagement/ColorManagementDefines.h"
#include "ColorManagement/ColorSpace.h"

Namespaces
namespace	MediaShaders

Functions
FMatrix	MediaShaders::CombineColorTransformAndOffset (const FMatrix &InMatrix, const FVector &InYUVOffset)
	IMPLEMENT_SHADER_TYPE (, FMediaShadersVS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("MainVertexShader"), SF_Vertex)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FAYUVConvertUB, "AYUVConvertUB")
	IMPLEMENT_SHADER_TYPE (, FAYUVConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("AYUVConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FBMPConvertUB, "BMPConvertUB")
	IMPLEMENT_SHADER_TYPE (, FBMPConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("BMPConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FNV12ConvertUB, "NV12ConvertUB")
	IMPLEMENT_SHADER_TYPE (, FNV12ConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("NV12ConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FNV12ConvertAsBytesUB, "NV12ConvertAsBytesUB")
	IMPLEMENT_SHADER_TYPE (, FNV12ConvertAsBytesPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("NV12ConvertAsBytesPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FNV21ConvertUB, "NV21ConvertUB")
	IMPLEMENT_SHADER_TYPE (, FNV21ConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("NV21ConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FP010ConvertUB, "P010ConvertUB")
	IMPLEMENT_SHADER_TYPE (, FP010ConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("P010ConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FP010ConvertAsUINT16sUB, "P010ConvertAsUINT16sUB")
	IMPLEMENT_SHADER_TYPE (, FP010ConvertAsUINT16sPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("P010ConvertAsUINT16sPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FP010_2101010ConvertUB, "P010_2101010ConvertUB")
	IMPLEMENT_SHADER_TYPE (, FP010_2101010ConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("P010_2101010ConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FRGBConvertUB, "RGBConvertUB")
	IMPLEMENT_SHADER_TYPE (, FRGBConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("RGBConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FYCoCgConvertUB, "YCoCgConvertUB")
	IMPLEMENT_SHADER_TYPE (, FYCoCgConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("YCoCgConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FYCbCrConvertUB, "YCbCrConvertUB")
	IMPLEMENT_SHADER_TYPE (, FYCbCrConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("YCbCrConvertPS"), SF_Pixel)
	IMPLEMENT_SHADER_TYPE (, FYCbCrConvertPS_4x4Matrix, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("YCbCrConvertPS_4x4Matrix"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FUYVYConvertUB, "UYVYConvertUB")
	IMPLEMENT_SHADER_TYPE (, FUYVYConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("UYVYConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FYUVConvertUB, "YUVConvertUB")
	IMPLEMENT_SHADER_TYPE (, FYUVConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("YUVConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FYUVv216ConvertUB, "YUVv216ConvertUB")
	IMPLEMENT_SHADER_TYPE (, FYUVv216ConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("YUVv216ConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FYUVv210ConvertUB, "YUVv210ConvertUB")
	IMPLEMENT_SHADER_TYPE (, FYUVv210ConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("YUVv210ConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FYUVY416ConvertUB, "YUVY416ConvertUB")
	IMPLEMENT_SHADER_TYPE (, FYUVY416ConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("YUVY416ConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FARGB16BigConvertUB, "ARGB16BigConvertUB")
	IMPLEMENT_SHADER_TYPE (, FARGB16BigConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("ARGB16BigConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FYUY2ConvertUB, "YUY2ConvertUB")
	IMPLEMENT_SHADER_TYPE (, FYUY2ConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("YUY2ConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FYVYUConvertUB, "YVYUConvertUB")
	IMPLEMENT_SHADER_TYPE (, FYVYUConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("YVYUConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FRGB8toY8ConvertUB, "RGB8toY8ConvertUB")
	IMPLEMENT_SHADER_TYPE (, FRGB8toY8ConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("RGB8toY8ConvertPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FReadTextureExternalUB, "ReadTextureExternalUB")
	IMPLEMENT_SHADER_TYPE (, FReadTextureExternalPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("ReadTextureExternalPS"), SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER (FRGB8toUYVY8ConvertPS, "/Engine/Private/MediaShaders.usf", "RGB8toUYVY8ConvertPS", SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER (FRGB10toYUVv210ConvertPS, "/Engine/Private/MediaShaders.usf", "RGB10toYUVv210ConvertPS", SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER (FModifyAlphaSwizzleRgbaPS, "/Engine/Private/MediaShaders.usf", "SwizzleRgbPS", SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FVYUConvertUB, "VYUConvertUB")
	IMPLEMENT_SHADER_TYPE (, FVYUConvertPS, TEXT("/Engine/Private/MediaShaders.usf"), TEXT("VYUConvertPS"), SF_Pixel)

Variables
TGlobalResource< FMediaVertexDeclaration >	GMediaVertexDeclaration
const FMatrix	MediaShaders::YuvToRgbRec601Unscaled
const FMatrix	MediaShaders::YuvToRgbRec601Scaled
const FMatrix	MediaShaders::YuvToRgbRec709Unscaled
const FMatrix	MediaShaders::YuvToRgbRec709Scaled
const FMatrix	MediaShaders::YuvToRgbRec2020Unscaled
const FMatrix	MediaShaders::YuvToRgbRec2020Scaled
const FMatrix	MediaShaders::YuvToSrgbPs4
const FMatrix	MediaShaders::RgbToYuvRec709Scaled
const FMatrix	MediaShaders::RgbToYuvRec2020Scaled
const FVector	MediaShaders::YUVOffset8bits = FVector(0.06274509803921568627f, 0.5019607843137254902f, 0.5019607843137254902f)
const FVector	MediaShaders::YUVOffsetNoScale8bits = FVector(0.0f, 0.5019607843137254902f, 0.5019607843137254902f)
const FVector	MediaShaders::YUVOffset10bits = FVector(0.06256109481915933529f, 0.50048875855327468231f, 0.50048875855327468231f)
const FVector	MediaShaders::YUVOffsetNoScale10bits = FVector(0.0f, 0.50048875855327468231f, 0.50048875855327468231f)
const FVector	MediaShaders::YUVOffset16bits = FVector(4096.0f / 65535.0f, 32768.0f / 65535.0f, 32768.0f / 65535.0f)
const FVector	MediaShaders::YUVOffsetNoScale16bits = FVector(0.0f, 32768.0f / 65535.0f, 32768.0f / 65535.0f)
const FVector	MediaShaders::YUVOffsetFloat = FVector(1.0f / 16.0f, 0.5f, 0.5f)
const FVector	MediaShaders::YUVOffsetNoScaleFloat = FVector(0.0f, 0.5f, 0.5f)

Function Documentation

IMPLEMENT_GLOBAL_SHADER() [1/3]

IMPLEMENT_GLOBAL_SHADER	(	FModifyAlphaSwizzleRgbaPS	,
		"/Engine/Private/MediaShaders.usf"	,
		"SwizzleRgbPS"	,
		SF_Pixel
	)

IMPLEMENT_GLOBAL_SHADER() [2/3]

IMPLEMENT_GLOBAL_SHADER	(	FRGB10toYUVv210ConvertPS	,
		"/Engine/Private/MediaShaders.usf"	,
		"RGB10toYUVv210ConvertPS"	,
		SF_Pixel
	)

IMPLEMENT_GLOBAL_SHADER() [3/3]

IMPLEMENT_GLOBAL_SHADER	(	FRGB8toUYVY8ConvertPS	,
		"/Engine/Private/MediaShaders.usf"	,
		"RGB8toUYVY8ConvertPS"	,
		SF_Pixel
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [1/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FARGB16BigConvertUB	,
		"ARGB16BigConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [2/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FAYUVConvertUB	,
		"AYUVConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [3/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FBMPConvertUB	,
		"BMPConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [4/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FNV12ConvertAsBytesUB	,
		"NV12ConvertAsBytesUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [5/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FNV12ConvertUB	,
		"NV12ConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [6/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FNV21ConvertUB	,
		"NV21ConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [7/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FP010_2101010ConvertUB	,
		"P010_2101010ConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [8/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FP010ConvertAsUINT16sUB	,
		"P010ConvertAsUINT16sUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [9/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FP010ConvertUB	,
		"P010ConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [10/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FReadTextureExternalUB	,
		"ReadTextureExternalUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [11/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FRGB8toY8ConvertUB	,
		"RGB8toY8ConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [12/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FRGBConvertUB	,
		"RGBConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [13/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FUYVYConvertUB	,
		"UYVYConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [14/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FVYUConvertUB	,
		"VYUConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [15/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FYCbCrConvertUB	,
		"YCbCrConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [16/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FYCoCgConvertUB	,
		"YCoCgConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [17/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FYUVConvertUB	,
		"YUVConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [18/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FYUVv210ConvertUB	,
		"YUVv210ConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [19/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FYUVv216ConvertUB	,
		"YUVv216ConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [20/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FYUVY416ConvertUB	,
		"YUVY416ConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [21/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FYUY2ConvertUB	,
		"YUY2ConvertUB"
	)

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT() [22/22]

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FYVYUConvertUB	,
		"YVYUConvertUB"
	)

IMPLEMENT_SHADER_TYPE() [1/24]

IMPLEMENT_SHADER_TYPE	(	FARGB16BigConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("ARGB16BigConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [2/24]

IMPLEMENT_SHADER_TYPE	(	FAYUVConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("AYUVConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [3/24]

IMPLEMENT_SHADER_TYPE	(	FBMPConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("BMPConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [4/24]

IMPLEMENT_SHADER_TYPE	(	FMediaShadersVS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("MainVertexShader")	,
		SF_Vertex
	)

IMPLEMENT_SHADER_TYPE() [5/24]

IMPLEMENT_SHADER_TYPE	(	FNV12ConvertAsBytesPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("NV12ConvertAsBytesPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [6/24]

IMPLEMENT_SHADER_TYPE	(	FNV12ConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("NV12ConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [7/24]

IMPLEMENT_SHADER_TYPE	(	FNV21ConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("NV21ConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [8/24]

IMPLEMENT_SHADER_TYPE	(	FP010_2101010ConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("P010_2101010ConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [9/24]

IMPLEMENT_SHADER_TYPE	(	FP010ConvertAsUINT16sPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("P010ConvertAsUINT16sPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [10/24]

IMPLEMENT_SHADER_TYPE	(	FP010ConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("P010ConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [11/24]

IMPLEMENT_SHADER_TYPE	(	FReadTextureExternalPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("ReadTextureExternalPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [12/24]

IMPLEMENT_SHADER_TYPE	(	FRGB8toY8ConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("RGB8toY8ConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [13/24]

IMPLEMENT_SHADER_TYPE	(	FRGBConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("RGBConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [14/24]

IMPLEMENT_SHADER_TYPE	(	FUYVYConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("UYVYConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [15/24]

IMPLEMENT_SHADER_TYPE	(	FVYUConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("VYUConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [16/24]

IMPLEMENT_SHADER_TYPE	(	FYCbCrConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("YCbCrConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [17/24]

IMPLEMENT_SHADER_TYPE	(	FYCbCrConvertPS_4x4Matrix	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("YCbCrConvertPS_4x4Matrix")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [18/24]

IMPLEMENT_SHADER_TYPE	(	FYCoCgConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("YCoCgConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [19/24]

IMPLEMENT_SHADER_TYPE	(	FYUVConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("YUVConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [20/24]

IMPLEMENT_SHADER_TYPE	(	FYUVv210ConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("YUVv210ConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [21/24]

IMPLEMENT_SHADER_TYPE	(	FYUVv216ConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("YUVv216ConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [22/24]

IMPLEMENT_SHADER_TYPE	(	FYUVY416ConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("YUVY416ConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [23/24]

IMPLEMENT_SHADER_TYPE	(	FYUY2ConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("YUY2ConvertPS")	,
		SF_Pixel
	)

IMPLEMENT_SHADER_TYPE() [24/24]

IMPLEMENT_SHADER_TYPE	(	FYVYUConvertPS	,
		TEXT("/Engine/Private/MediaShaders.usf")	,
		TEXT("YVYUConvertPS")	,
		SF_Pixel
	)

Variable Documentation

GMediaVertexDeclaration

TGlobalResource<FMediaVertexDeclaration> GMediaVertexDeclaration