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RenderCapability.MaxPixelShaderInstructionSlots Method

Gets the maximum number of instruction slots supported by the specified pixel shader version.

Namespace:  System.Windows.Media
Assembly:  PresentationCore (in PresentationCore.dll)

public static int MaxPixelShaderInstructionSlots(
	short majorVersionRequested,
	short minorVersionRequested


Type: System.Int16
The major version of the pixel shader.
Type: System.Int16
The minor version of the pixel shader.

Return Value

Type: System.Int32
96 for Pixel Shader 2.0, 512 or greater for Pixel Shader 3.0, or 0 for any other version of Pixel Shader.

The number of instruction slots supported by Pixel Shader 3.0 varies, but is always 512 or greater.

Only Pixel Shader 2.0 and 3.0 are supported.

.NET Framework

Supported in: 4

.NET Framework Client Profile

Supported in: 4

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.