> ## Documentation Index > Fetch the complete documentation index at: https://devdocs.xbox.com/llms.txt > Use this file to discover all available pages before exploring further. # D3D_NAME (XBOX Series consoles) > Values that identify shader parameters that use system-value semantics. Values that identify shader parameters that use system-value semantics. ## Syntax ```cpp theme={null} typedef enum D3D_NAME { D3D_NAME_UNDEFINED = 0, D3D_NAME_POSITION = 1, D3D_NAME_CLIP_DISTANCE = 2, D3D_NAME_CULL_DISTANCE = 3, D3D_NAME_RENDER_TARGET_ARRAY_INDEX = 4, D3D_NAME_VIEWPORT_ARRAY_INDEX = 5, D3D_NAME_VERTEX_ID = 6, D3D_NAME_PRIMITIVE_ID = 7, D3D_NAME_INSTANCE_ID = 8, D3D_NAME_IS_FRONT_FACE = 9, D3D_NAME_SAMPLE_INDEX = 10, D3D_NAME_FINAL_QUAD_EDGE_TESSFACTOR = 11, D3D_NAME_FINAL_QUAD_INSIDE_TESSFACTOR = 12, D3D_NAME_FINAL_TRI_EDGE_TESSFACTOR = 13, D3D_NAME_FINAL_TRI_INSIDE_TESSFACTOR = 14, D3D_NAME_FINAL_LINE_DETAIL_TESSFACTOR = 15, D3D_NAME_FINAL_LINE_DENSITY_TESSFACTOR = 16, D3D_NAME_TARGET = 64, D3D_NAME_DEPTH = 65, D3D_NAME_COVERAGE = 66, D3D_NAME_DEPTH_GREATER_EQUAL = 67, D3D_NAME_DEPTH_LESS_EQUAL = 68, D3D10_NAME_UNDEFINED = D3D_NAME_UNDEFINED, D3D10_NAME_POSITION = D3D_NAME_POSITION, D3D10_NAME_CLIP_DISTANCE = D3D_NAME_CLIP_DISTANCE, D3D10_NAME_CULL_DISTANCE = D3D_NAME_CULL_DISTANCE, D3D10_NAME_RENDER_TARGET_ARRAY_INDEX = D3D_NAME_RENDER_TARGET_ARRAY_INDEX, D3D10_NAME_VIEWPORT_ARRAY_INDEX = D3D_NAME_VIEWPORT_ARRAY_INDEX, D3D10_NAME_VERTEX_ID = D3D_NAME_VERTEX_ID, D3D10_NAME_PRIMITIVE_ID = D3D_NAME_PRIMITIVE_ID, D3D10_NAME_INSTANCE_ID = D3D_NAME_INSTANCE_ID, D3D10_NAME_IS_FRONT_FACE = D3D_NAME_IS_FRONT_FACE, D3D10_NAME_SAMPLE_INDEX = D3D_NAME_SAMPLE_INDEX, D3D10_NAME_TARGET = D3D_NAME_TARGET, D3D10_NAME_DEPTH = D3D_NAME_DEPTH, D3D10_NAME_COVERAGE = D3D_NAME_COVERAGE, D3D11_NAME_FINAL_QUAD_EDGE_TESSFACTOR = D3D_NAME_FINAL_QUAD_EDGE_TESSFACTOR, D3D11_NAME_FINAL_QUAD_INSIDE_TESSFACTOR = D3D_NAME_FINAL_QUAD_INSIDE_TESSFACTOR, D3D11_NAME_FINAL_TRI_EDGE_TESSFACTOR = D3D_NAME_FINAL_TRI_EDGE_TESSFACTOR, D3D11_NAME_FINAL_TRI_INSIDE_TESSFACTOR = D3D_NAME_FINAL_TRI_INSIDE_TESSFACTOR, D3D11_NAME_FINAL_LINE_DETAIL_TESSFACTOR = D3D_NAME_FINAL_LINE_DETAIL_TESSFACTOR, D3D11_NAME_FINAL_LINE_DENSITY_TESSFACTOR = D3D_NAME_FINAL_LINE_DENSITY_TESSFACTOR, D3D11_NAME_DEPTH_GREATER_EQUAL = D3D_NAME_DEPTH_GREATER_EQUAL, D3D11_NAME_DEPTH_LESS_EQUAL = D3D_NAME_DEPTH_LESS_EQUAL } D3D_NAME ``` ## Constants | Constant | Description | | --------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | D3D\_NAME\_UNDEFINED | This parameter does not use a predefined system-value semantic. | | D3D\_NAME\_POSITION | This parameter contains position data. | | D3D\_NAME\_CLIP\_DISTANCE | This parameter contains clip-distance data. | | D3D\_NAME\_CULL\_DISTANCE | This parameter contains cull-distance data. | | D3D\_NAME\_RENDER\_TARGET\_ARRAY\_INDEX | This parameter contains a render-target-array index. | | D3D\_NAME\_VIEWPORT\_ARRAY\_INDEX | This parameter contains a viewport-array index. | | D3D\_NAME\_VERTEX\_ID | This parameter contains a vertex ID. | | D3D\_NAME\_PRIMITIVE\_ID | This parameter contains a primitive ID. | | D3D\_NAME\_INSTANCE\_ID | This parameter contains an instance ID. | | D3D\_NAME\_IS\_FRONT\_FACE | This parameter contains data that identifies whether or not the primitive faces the camera. | | D3D\_NAME\_SAMPLE\_INDEX | This parameter contains a sampler-array index. | | D3D\_NAME\_FINAL\_QUAD\_EDGE\_TESSFACTOR | This parameter contains one of four tessellation factors that correspond to the amount of parts that a quad patch is broken into along the given edge. This flag is used to tessellate a quad patch. | | D3D\_NAME\_FINAL\_QUAD\_INSIDE\_TESSFACTOR | This parameter contains one of two tessellation factors that correspond to the amount of parts that a quad patch is broken into vertically and horizontally within the patch. This flag is used to tessellate a quad patch. | | D3D\_NAME\_FINAL\_TRI\_EDGE\_TESSFACTOR | This parameter contains one of three tessellation factors that correspond to the amount of parts that a tri patch is broken into along the given edge. This flag is used to tessellate a tri patch. | | D3D\_NAME\_FINAL\_TRI\_INSIDE\_TESSFACTOR | This parameter contains the tessellation factor that corresponds to the amount of parts that a tri patch is broken into within the patch. This flag is used to tessellate a tri patch. | | D3D\_NAME\_FINAL\_LINE\_DETAIL\_TESSFACTOR | This parameter contains the tessellation factor that corresponds to the number of lines broken into within the patch. This flag is used to tessellate an isolines patch. | | D3D\_NAME\_FINAL\_LINE\_DENSITY\_TESSFACTOR | This parameter contains the tessellation factor that corresponds to the number of lines that are created within the patch. This flag is used to tessellate an isolines patch. | | D3D\_NAME\_TARGET | This parameter contains render-target data. | | D3D\_NAME\_DEPTH | This parameter contains depth data. | | D3D\_NAME\_COVERAGE | This parameter contains alpha-coverage data. | | D3D\_NAME\_DEPTH\_GREATER\_EQUAL | This parameter signifies that the value is greater than or equal to a reference value. This flag is used to specify conservative depth for a pixel shader. | | D3D\_NAME\_DEPTH\_LESS\_EQUAL | This parameter signifies that the value is less than or equal to a reference value. This flag is used to specify conservative depth for a pixel shader. | | D3D10\_NAME\_UNDEFINED | This parameter does not use a predefined system-value semantic. | | D3D10\_NAME\_POSITION | This parameter contains position data. | | D3D10\_NAME\_CLIP\_DISTANCE | This parameter contains clip-distance data. | | D3D10\_NAME\_CULL\_DISTANCE | This parameter contains cull-distance data. | | D3D10\_NAME\_RENDER\_TARGET\_ARRAY\_INDEX | This parameter contains a render-target-array index. | | D3D10\_NAME\_VIEWPORT\_ARRAY\_INDEX | This parameter contains a viewport-array index. | | D3D10\_NAME\_VERTEX\_ID | This parameter contains a vertex ID. | | D3D10\_NAME\_PRIMITIVE\_ID | This parameter contains a primitive ID. | | D3D10\_NAME\_INSTANCE\_ID | This parameter contains an instance ID. | | D3D10\_NAME\_IS\_FRONT\_FACE | This parameter contains data that identifies whether or not the primitive faces the camera. | | D3D10\_NAME\_SAMPLE\_INDEX | This parameter contains a sampler-array index. | | D3D10\_NAME\_TARGET | This parameter contains render-target data. | | D3D10\_NAME\_DEPTH | This parameter contains depth data. | | D3D10\_NAME\_COVERAGE | This parameter contains alpha-coverage data. | | D3D11\_NAME\_FINAL\_QUAD\_EDGE\_TESSFACTOR | This parameter contains one of four tessellation factors that correspond to the amount of parts that a quad patch is broken into along the given edge. This flag is used to tessellate a quad patch. | | D3D11\_NAME\_FINAL\_QUAD\_INSIDE\_TESSFACTOR | This parameter contains one of two tessellation factors that correspond to the amount of parts that a quad patch is broken into vertically and horizontally within the patch. This flag is used to tessellate a quad patch. | | D3D11\_NAME\_FINAL\_TRI\_EDGE\_TESSFACTOR | This parameter contains one of three tessellation factors that correspond to the amount of parts that a tri patch is broken into along the given edge. This flag is used to tessellate a tri patch. | | D3D11\_NAME\_FINAL\_TRI\_INSIDE\_TESSFACTOR | This parameter contains the tessellation factor that corresponds to the amount of parts that a tri patch is broken into within the patch. This flag is used to tessellate a tri patch. | | D3D11\_NAME\_FINAL\_LINE\_DETAIL\_TESSFACTOR | This parameter contains the tessellation factor that corresponds to the amount of lines broken into within the patch. This flag is used to tessellate an isolines patch. | | D3D11\_NAME\_FINAL\_LINE\_DENSITY\_TESSFACTOR | This parameter contains the tessellation factor that corresponds to the amount of lines that are created within the patch. This flag is used to tessellate an isolines patch. | | D3D11\_NAME\_DEPTH\_GREATER\_EQUAL | This parameter signifies that the value is greater than or equal to a reference value. This flag is used to specify conservative depth for a pixel shader. | | D3D11\_NAME\_DEPTH\_LESS\_EQUAL | This parameter signifies that the value is less than or equal to a reference value. This flag is used to specify conservative depth for a pixel shader. | ## Remarks The D3D\_NAME values identify shader parameters that have [predefined system-value](https://learn.microsoft.com/en-us/windows/win32/api/d3d11shader/ns-d3d11shader-d3d11_signature_parameter_desc) semantics. These values are used in a shader-signature description. For more information about shader-signature description, see [D3D11\_SIGNATURE\_PARAMETER\_DESC](https://learn.microsoft.com/en-us/windows/win32/api/d3d11shader/ns-d3d11shader-d3d11_signature_parameter_desc). ## Requirements **Header:** d3d12\_xs.h\ **Supported Platforms**: XBOX Series consoles ## See also [d3d12\_xs](/reference/graphics/d3d12_xs/d3d12_xs_members) ## Related topics - [D3D12_EXPORT_DESC (XBOX Series consoles)](/reference/graphics/d3d12/structs/d3d12_export_desc_public.md) - [D3D12_HIT_GROUP_DESC (XBOX Series consoles)](/reference/graphics/d3d12/structs/d3d12_hit_group_desc_public.md) - [D3D12_DXIL_LIBRARY_DESC (XBOX Series consoles)](/reference/graphics/d3d12/structs/d3d12_dxil_library_desc_public.md) - [D3D_FEATURE_LEVEL (XBOX Series consoles)](/reference/graphics/d3d12_xs/enums/d3d_feature_level.md) - [D3D_SHADER_INPUT_TYPE (XBOX Series consoles)](/reference/graphics/d3d12_xs/enums/d3d_shader_input_type.md)