dx-graphics-hlsl-tex2dproj.md

title	description	ms.assetid	keywords	topic_type	api_name	api_type	ms.topic	ms.date	api_location
tex2Dproj	Samples a 2D texture using a projective divide; the texture coordinate is divided by t.w before the lookup takes place.	c6b79360-3737-4b74-bdf3-6d46323e8e54	tex2Dproj HLSL	apiref	tex2Dproj	NA	reference	05/31/2018

tex2Dproj

Samples a 2D texture using a projective divide; the texture coordinate is divided by t.w before the lookup takes place.

ret tex2Dproj(s, t)

Parameters

Item	Description
s	[in] The sampler state.
t	[in] The texture coordinate.

Return Value

The value of the texture data.

Type Description

Name	In/Out	Template Type	Component Type	Size
s	in	object	sampler2D	1
t	in	vector	float	4
ret	out	vector	float	4

Minimum Shader Model

This function is supported in the following shader models.

Shader Model	Supported
Shader Model 4	yes (pixel shader only)
Shader Model 3 (DirectX HLSL)	yes (pixel shader only)
Shader Model 2 (DirectX HLSL)	yes (pixel shader only)
Shader Model 1 (DirectX HLSL)	no

See also

Intrinsic Functions (DirectX HLSL)