ID2D1DrawInfo::SetConstantBuffer method

  • Article

Applies to: desktop apps only

Sets the constant buffer data that will be passed to the pixel shader specified for the render pass.

Syntax

HRESULT SetConstantBuffer(
  UINT bufferIndex,
  [in]  const BYTE *buffer,
  UINT32 bufferSize
);

Parameters

  • bufferIndex
    Type: UINT

    The index to which the constant buffer should be applied.

  • buffer [in]
    Type: const BYTE*

    The data applied to the constant buffer.

  • bufferSize
    Type: UINT32

    The number of bytes of data in the constant buffer.

Return value

Type: HRESULT

The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.

HRESULT Description
S_OK No error occurred.
E_OUTOFMEMORY Failed to allocate necessary memory.

 

Remarks

If this call fails, the corresponding ID2D1Effect instance is placed into an error state and fails to draw.

Requirements

Minimum supported client

 Windows 8

Minimum supported server

 Windows Server 2012

Header

 D2d1effectauthor.h

Library

 D2d1.lib

See also

ID2D1DrawInfo

 

 

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Build date: 9/5/2012