ComputeNormalMap (const Image*, size_t, const TexMetadata&, DWORD, float, DXGI_FORMAT, ScratchImage&)

Converts a height map to a normal map.

Syntax

HRESULT ComputeNormalMap(
         const Image *srcImages,
         size_t nimages,
         const TexMetadata &metadata,
         DWORD flags,
         float amplitude,
         DXGI_FORMAT format,
         ScratchImage &normalMaps
)  

Parameters

srcImages
Type: Image *

[in] Pointer to one or more Image structures in a memory buffer.

nimages
Type: size_t 

[in] Number of images.

metadata
Type: TexMetadata 

[in] Address of a TexMetadata structure.

flags
Type: DWORD 

[in] One or more flags from the CNMAP_FLAGS enumeration.

amplitude
Type: float 

[in] Amplitude.

format
Type: DXGI_FORMAT 

[in] One member of the DXGI_FORMAT enumeration.

normalMaps
Type: ScratchImage 

[out] Pointer to a ScratchImage class instance.

Return value

Type: HRESULT 

Success or error code.

Requirements

Header: Declared in directxtex.h.