UUSL Textures

// Include the UUSL header file
#include <core/shaders/common/fragment.h>

// Initialize textures.
// You don't need to define texture slot (unit number)
// by using define directive
INIT_TEXTURE(0,TEX_DEPTH)
INIT_TEXTURE(1,TEX_NORMAL)
INIT_TEXTURE(2,TEX_ALBEDO)
INIT_TEXTURE(3,TEX_SHADING)

/* Input and output structures */

MAIN_BEGIN(FRAGMENT_OUT,FRAGMENT_IN)

	/* some code */

	GBuffer gbuffer = GBufferDefault();
	
	loadGBufferAlbedo(gbuffer, TEXTURE_OUT(TEX_ALBEDO),uv);
	loadGBufferShading(gbuffer, TEXTURE_OUT(TEX_SHADING),uv);
	loadGBufferNormal(gbuffer, TEXTURE_OUT(TEX_NORMAL),uv);

	/* some code */
MAIN_END

Warning

You should add a new line (press Enter) after closing the instruction.

Methods:

Name	Description View: Sort by:
INIT_TEXTURE	Initializes a sampler with the 2D texture.
INIT_TEXTURE_INT	Initializes a sampler with the 2D texture of int type.
INIT_TEXTURE_UINT	Initializes a sampler with the 2D texture of uint type.
INIT_TEXTURE_CUBE	Initializes a sampler with the cubemap texture.
INIT_TEXTURE_3D	Initializes a sampler with the texture3D.
INIT_TEXTURE_ARRAY	Initializes a sampler with the array of 2D textures.
INIT_TEXTURE_ARRAY_INT2	Initializes a sampler with the array of 2D textures of int2 type.
INIT_TEXTURE_ARRAY_UINT2	Initializes a sampler with the array of 2D textures of uint2 type.
INIT_TEXTURE_SHADOW	Initializes a sampler with the 2D shadow texture.
INIT_TEXTURE_ARRAY_SHADOW	Initializes a sampler with the array of 2D shadow textures.
INIT_TEXTURE_CUBE_SHADOW	Initializes a sampler with the shadow cubemap textures.
INIT_W_TEXTURE	Initializes input 2D write texture.
INIT_RW_TEXTURE_R32U	Initializes a 2D input read-write texture that has R32U format type.
INIT_RW_TEXTURE_R32F	Initializes a 2D input read-write texture that has R32F format type.
INIT_RW_TEXTURE_RGBA8	Initializes a 2D input read-write texture that has RGBA8 format type.
INIT_RW_TEXTURE_R32U_3D	Initializes a 3D input read-write texture that has R32U format type.
INIT_RW_TEXTURE_R32F_3D	Initializes a 3D input read-write texture that has R32F format type.
INIT_RW_TEXTURE_RGBA8_3D	Initializes a 3D input read-write texture that has RGBA8 format type.
INIT_W_TEXTURE_3D	Initializes input 3D write texture.
INIT_RW_STRUCTURED_BUFFER	Initializes a read-write structured buffer.
INIT_STRUCTURED_BUFFER	Initializes a structure buffer.
GET_TEXSIZE	Returns texture slot size.
TEXTURE	Samples a texture.
TEXTURE_BIAS	Samples a texture using a mipmap-level offset (performs a texture lookup with explicit level-of-detail).
TEXTURE_OFFSET_BIAS	Samples a texture using a mipmap-level offset.
TEXTURE_BIAS_ZERO	Samples a texture using a mipmap-level offset on mipmap level 0 only.
TEXTURE_OFFSET	Samples a texture using a offset on mipmap level 0 only (performs a texture lookup with offset).
TEXTURE_GRAD	Samples a texture using a gradient to influence the way the sample location is calculated.
TEXTURE_MIP_OFFSET	Samples a texture using a negative mipmap offset.
TEXTURE_FETCH_LOD	Reads texel data without any filtering or sampling.
TEXTURE_FETCH	Reads texel data from the first level-of-detail without any filtering or sampling.
TEXTURE_ARRAY_FETCH_LOD	Reads texel data from a texture array without any filtering or sampling.
TEXTURE_ARRAY_FETCH	Reads texel data from a texture array from the first level-of-detail without any filtering or sampling.
TEXTURE_LOAD_LOD	Reads texel data without any filtering or sampling.
TEXTURE_LOAD	Reads texel data without any filtering or sampling with zero offset.
TEXTURE_3D_FETCH_LOD	Reads texel data from a texture array without any filtering or sampling.
TEXTURE_3D_FETCH	Reads texel data from a texture array from the first level-of-detail without any filtering or sampling.
TEXTURE_3D_LOAD_LOD	Reads texel data of a single level of detail of a 3D texture without any filtering or sampling.
TEXTURE_3D_LOAD	Reads texel data of a 3D texture without any filtering or sampling with zero offset.
TEXTURE_SHADOW	Samples a shadow texture.
TEXTURE_SHADOW_PROJ	Samples a shadow texture with projection.
TEXTURE_CUBE_SHADOW	Samples a cubemap shadow texture.
TEXTURE_2D_CUBIC	Samples a texture with bicubic interpolation.
TEXTURE_2D_CATMULL	Samples a texture with catmull interpolation.
TEXTURE_3D_CUBIC	Samples a 3D texture with bicubic interpolation.
TEXTURE_RW_LOAD_RGBA8	Loads RW texture.
TEXTURE_RW_LOAD_R32U	Loads RW texture.
TEXTURE_RW_LOAD_R32F	Loads RW texture.
TEXTURE_RW_STORE_RGBA8	Stores RW texture.
TEXTURE_RW_STORE_R32U	Stores RW texture.
TEXTURE_RW_STORE_R32F	Stores RW texture.
TEXTURE_W_STORE	Stores W texture.
TEXTURE_ARRAY	Samples a texture array using a mipmap-level.
TEXTURE_ARRAY_LOAD	Reads texel data without any filtering or sampling with zero offset.
TEXTURE_ARRAY_LOAD_LOD	Reads texel data without any filtering or sampling.
TEXTURE_TRIPLANAR	Samples a texture for triplanar mapping.
TEXTURE_TRIPLANAR_NORMAL	Samples a texture for triplanar mapping.
TEXTURE_OUT	Allows to pass a texture to function.
TEXTURE_OUT_2	Allows to pass two textures to a function.
TEXTURE_OUT_3	Allows to pass three textures to a function.
TEXTURE_OUT_4	Allows to pass four textures to a function.
TEXTURE_IN	Specifies the 2D texture for passing to function.
TEXTURE_IN_2	Specifies two 2D textures for passing to function.
TEXTURE_IN_3	Specifies three 2D textures for passing to function.
TEXTURE_IN_4	Specifies four 2D textures for passing to function.
TEXTURE_IN_CUBE	Specifies the cube texture for passing to function.
TEXTURE_IN_3D	Specifies the 3D texture for passing to function.
TEXTURE_IN_ARRAY	Specifies the texture array for passing to function.
TEXTURE_IN_ARRAY_INT2	Specifies the int2 texture array for passing to function.
TEXTURE_IN_SHADOW	Specifies the texture shadow for passing to function.
TEXTURE_IN_ARRAY_SHADOW	Specifies the texture shadow array for passing to function.
TEXTURE_IN_CUBE_SHADOW	Specifies the texture shadow cube for passing to function.
textureResolution	Returns the texture resolution, a two- or three-component value depending on the texture type.
textureIResolution	Returns the inverted texture resolution, a two- or three-component value depending on the texture type.

Texture Initialization Functions#

Notice

The implementation of the SAMPLER(NUM) function in Direct3D is the following:

Direct3D

SamplerState s_sampler_ ## NAME : register(s ## NUM);
SamplerComparisonState s_sampler_compare_ ## NAME : register(s ## NUM);

INIT_TEXTURE ( value NUM, value NAME ) #

Initializes a sampler with the 2D texture.

Equivalents

OpenGL

layout(binding=NUM) uniform sampler2D s_texture_ ## NAME;

Direct3D

Texture2D s_texture_ ## NAME : register(t ## NUM); SAMPLER(NUM,NAME)

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_TEXTURE_INT ( value NUM, value NAME ) #

Initializes a sampler with the 2D texture of int type.

Equivalents

OpenGL

layout(binding=NUM) uniform usampler2D s_texture_ ## NAME;

Direct3D

Texture2D<int> s_texture_ ## NAME : register(t ## NUM); SAMPLER(NUM,NAME)

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_TEXTURE_UINT ( value NUM, value NAME ) #

Initializes a sampler with the 2D texture of uint type.

Equivalents

OpenGL

layout(binding=NUM) uniform isampler2D s_texture_ ## NAME;

Direct3D

Texture2D<uint> s_texture_ ## NAME : register(t ## NUM); SAMPLER(NUM,NAME)

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_TEXTURE_CUBE ( value NUM, value NAME ) #

Initializes a sampler with the cubemap texture.

Equivalents

OpenGL

layout(binding=NUM) uniform samplerCube s_texture_ ## NAME;

Direct3D

TextureCube s_texture_ ## NAME : register(t ## NUM); SAMPLER(NUM,NAME)

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_TEXTURE_3D ( value NUM, value NAME ) #

Initializes a sampler with the texture3D.

Equivalents

OpenGL

layout(binding=NUM) uniform sampler3D s_texture_ ## NAME;

Direct3D

Texture3D s_texture_ ## NAME : register(t ## NUM); SAMPLER(NUM,NAME)

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_TEXTURE_ARRAY ( value NUM, value NAME ) #

Initializes a sampler with the array of 2D textures.

Equivalents

OpenGL

layout(binding=NUM) uniform sampler2DArray s_texture_ ## NAME;

Direct3D

Texture2DArray s_texture_ ## NAME : register(t ## NUM); SAMPLER(NUM,NAME)

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_TEXTURE_ARRAY_INT2 ( value NUM, value NAME ) #

Initializes a sampler with the array of 2D textures of int2 type.

Equivalents

OpenGL

layout(binding=NUM) uniform isampler2DArray s_texture_ ## NAME;

Direct3D

Texture2DArray<int2> s_texture_ ## NAME : register(t ## NUM); SAMPLER(NUM,NAME)

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_TEXTURE_ARRAY_UINT2 ( value NUM, value NAME ) #

Initializes a sampler with the array of 2D textures of uint2 type.

Equivalents

OpenGL

layout(binding=NUM) uniform usampler2DArray s_texture_ ## NAME;

Direct3D

Texture2DArray<uint2> s_texture_ ## NAME : register(t ## NUM); SAMPLER(NUM,NAME)

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_TEXTURE_SHADOW ( value NUM, value NAME ) #

Initializes a sampler with the 2D shadow texture.

Equivalents

OpenGL

layout(binding=NUM) uniform sampler2DShadow s_texture_ ## NAME;

Direct3D

Texture2D s_texture_ ## NAME : register(t ## NUM); SAMPLER(NUM,NAME)

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_TEXTURE_ARRAY_SHADOW ( value NUM, value NAME ) #

Initializes a sampler with the array of 2D shadow textures.

Equivalents

OpenGL

layout(binding=NUM) uniform sampler2DArrayShadow s_texture_ ## NAME;

Direct3D

Texture2DArray s_texture_ ## NAME : register(t ## NUM); SAMPLER(NUM,NAME)

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_TEXTURE_CUBE_SHADOW ( value NUM, value NAME ) #

Initializes a sampler with the shadow cubemap textures.

Equivalents

OpenGL

layout(binding=NUM) uniform samplerCubeShadow s_texture_ ## NAME;

Direct3D

TextureCube s_texture_ ## NAME : register(t ## NUM); SAMPLER(NUM,NAME)

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_W_TEXTURE ( value NUM, value NAME, value TYPE, value FORMAT ) #

Initializes input 2D write texture.

Equivalents

OpenGL

layout(binding=NUM) coherent uniform layout(FORMAT) image2D s_rw_texture_ ## NAME;

Direct3D

RWTexture2D<FORMAT> s_rw_texture_ ## NAME : register(u ## NUM);

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.
value TYPE - A type of the texture (rgba8,rgba32f,etc.).
value FORMAT - A format of the texture (float,float2,float3,float4,int).

INIT_RW_TEXTURE_R32U ( value NUM, value NAME ) #

Initializes a 2D input read-write texture that has R32U format type.

Equivalents

OpenGL

layout(binding=NUM) coherent uniform layout(r32ui) image2D s_rw_texture_ ## NAME;

Direct3D

RWTexture2D<uint> s_rw_texture_ ## NAME : register(u ## NUM);

Arguments

value NUM - Number of the texture slot.
value NAME - Name of the texture slot.

INIT_RW_TEXTURE_R32F ( value NUM, value NAME ) #

Initializes a 2D input read-write texture that has R32F format type. Works only with USE_RW_TEXTURES enabled.

NoticeIf USE_RW_TEXTURES is not defined, the function doesn't initialize anything.
				

Equivalents

OpenGL

layout(binding=NUM) coherent uniform layout(r32f) image2D s_rw_texture_ ## NAME;

Direct3D

RWTexture2D<float> s_rw_texture_ ## NAME : register(u ## NUM);

Arguments

value NUM - Number of the texture slot.
value NAME - Name of the texture slot.

INIT_RW_TEXTURE_RGBA8 ( value NUM, value NAME ) #

Initializes a 2D input read-write texture that has RGBA8 format type. Works only with USE_RW_TEXTURES enabled.

NoticeIf USE_RW_TEXTURES is not defined, the function doesn't initialize anything.
				

Equivalents

OpenGL

layout(binding=NUM) coherent uniform layout(rgba8) image2D s_rw_texture_ ## NAME;

Direct3D

RWTexture2D<rgba8> s_rw_texture_ ## NAME : register(u ## NUM);

Arguments

value NUM - Number of the texture slot.
value NAME - Name of the texture slot.

INIT_RW_TEXTURE_R32U_3D ( value NUM, value NAME ) #

Initializes a 3D input read-write texture that has R32U format type. Works only with USE_RW_TEXTURES enabled.

NoticeIf USE_RW_TEXTURES is not defined, the function doesn't initialize anything.
				

Equivalents

OpenGL

layout(binding=NUM) coherent uniform layout(r32ui) image3D s_rw_texture_ ## NAME;

Direct3D

RWTexture3D<uint> s_rw_texture_ ## NAME : register(u ## NUM);

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_RW_TEXTURE_R32F_3D ( value NUM, value NAME ) #

Initializes a 3D input read-write texture that has R32F format type. Works only with USE_RW_TEXTURES enabled.

NoticeIf USE_RW_TEXTURES is not defined, the function doesn't initialize anything.
				

Equivalents

OpenGL

layout(binding=NUM) coherent uniform layout(r32f) image3D s_rw_texture_ ## NAME;

Direct3D

RWTexture3D<float> s_rw_texture_ ## NAME : register(u ## NUM);

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_RW_TEXTURE_RGBA8_3D ( value NUM, value NAME ) #

Initializes a 3D input read-write texture that has RGBA8 format type. Works only with USE_RW_TEXTURES enabled.

NoticeIf USE_RW_TEXTURES is not defined, the function doesn't initialize anything.
				

Equivalents

OpenGL

layout(binding=NUM) coherent uniform layout(rgba8) image3D s_rw_texture_ ## NAME;

Direct3D

RWTexture3D<rgba8> s_rw_texture_ ## NAME : register(u ## NUM);

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.

INIT_W_TEXTURE_3D ( value NUM, value NAME, value TYPE, value FORMAT ) #

Initializes input 3D write texture. Works only with USE_RW_TEXTURES enabled.

NoticeIf
					USE_RW_TEXTURES is not defined, the function doesn't initialize anything.
				

Equivalents

OpenGL

layout(binding=NUM) coherent uniform layout(FORMAT) image3D s_rw_texture_ ## NAME;

Direct3D

RWTexture3D<FORMAT> s_rw_texture_ ## NAME : register(u ## NUM);

Arguments

value NUM - A number of the texture slot.
value NAME - A name of the texture slot.
value TYPE - A type of the texture (rgba8,rgba32f,etc.).
value FORMAT - A format of the texture (float,float2,float3,float4,int).

INIT_RW_STRUCTURED_BUFFER ( value NUM, value STRUCTURE, value NAME ) #

Initializes a read-write structured buffer. Works only with USE_STORAGE_BUFFERS enabled.

NoticeIf
					USE_STORAGE_BUFFERS is not defined, the function doesn't initialize anything.
				

Equivalents

OpenGL

layout(std430, binding=NUM) buffer storage_buffer_ ## NUM {	STRUCTURE NAME[]; };

Direct3D

RWStructuredBuffer<STRUCTURE> NAME : register(u ## NUM);

Arguments

value NUM - A number of the texture slot.
value STRUCTURE - A structure to be stored in buffer.
value NAME - A name of the texture slot.

INIT_STRUCTURED_BUFFER ( value NUM, value STRUCTURE, value NAME ) #

Initializes a structure buffer. Works only with USE_STORAGE_BUFFERS enabled.

NoticeIf
					USE_STORAGE_BUFFERS is not defined, the function doesn't initialize anything.
				

Equivalents

OpenGL

layout(std430, binding=NUM) readonly buffer storage_buffer_ ## NUM { STRUCTURE NAME[]; };

Direct3D

StructuredBuffer<STRUCTURE> NAME : register(t[NUM_TEXTURES+NUM]);

Arguments

value NUM - A number of the texture slot.
value STRUCTURE - A structure to be stored in buffer.
value NAME - A name of the texture slot.

Texture Functions#

GET_TEXSIZE ( value NAME ) #

Returns texture slot size.

Equivalents

OpenGL

s_material_textures[TEXTURE_ ## NAME ## _SLOT]

Direct3D

s_material_textures[TEXTURE_ ## NAME ## _SLOT]

Arguments

value NAME - A name of the texture slot.

TEXTURE ( value NAME, value COORD ) #

Samples a texture.

Equivalents

OpenGL

texture(s_texture_ ## NAME,COORD)

Direct3D

s_texture_ ## NAME.Sample(s_sampler_ ## NAME ,COORD)

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.

TEXTURE_BIAS ( value NAME, value COORD, value BIAS ) #

Samples a texture using a mipmap-level offset (performs a texture lookup with explicit level-of-detail).

Equivalents

OpenGL

textureLod(s_texture_ ## NAME,COORD,BIAS)

Direct3D

s_texture_ ## NAME.SampleLevel(s_sampler_ ## NAME,COORD,BIAS)

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value BIAS - Mipmap level.

TEXTURE_OFFSET_BIAS ( value NAME, value COORD, value OFFSET, value BIAS ) #

Samples a texture using a mipmap-level offset.

Equivalents

OpenGL

textureOffset(s_texture_ ## NAME,COORD,OFFSET,BIAS)

Direct3D

s_texture_ ## NAME.SampleLevel(s_sampler_ ## NAME,COORD,BIAS,OFFSET)

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value OFFSET - Offset.
value BIAS - Mipmap level.

TEXTURE_BIAS_ZERO ( value NAME, value COORDS ) #

Samples a texture using a mipmap-level offset on mipmap level 0 only.

Equivalents

OpenGL

textureLod(s_texture_ ## NAME,COORDS,0.0f)

Direct3D

s_texture_ ## NAME.SampleLevel(s_sampler_ ## NAME,COORDS,0.0f)

Arguments

value NAME - A name of the texture slot.
value COORDS - UV coordinates.

TEXTURE_OFFSET ( value NAME, value COORD, value OFFSET ) #

Samples a texture using a offset on mipmap level 0 only (performs a texture lookup with offset).

Equivalents

OpenGL

textureOffset(s_texture_ ## NAME,COORD,OFFSET,0)

Direct3D

s_texture_ ## NAME.SampleLevel(s_sampler_ ## NAME,COORD,0,OFFSET)

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value OFFSET - Offset.

TEXTURE_GRAD ( value NAME, value COORD, value DDX, value DDY ) #

Samples a texture using a gradient to influence the way the sample location is calculated.

Equivalents

OpenGL

textureGrad(s_texture_ ## NAME,COORD,DDX,DDY)

Direct3D

s_texture_ ## NAME.SampleGrad(s_sampler_ ## NAME,COORD,DDX,DDY)

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value DDX - The rate of change of the surface geometry in the x direction.
value DDY - The rate of change of the surface geometry in the y direction.

TEXTURE_MIP_OFFSET ( value NAME, value COORD, value OFFSET ) #

Samples a texture using a negative mipmap offset.

Equivalents

OpenGL

texture(s_texture_ ## NAME, COORD, -OFFSET)

Direct3D

s_texture_ ## NAME.SampleBias(s_sampler_ ## NAME, COORD, -OFFSET)

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value OFFSET - Offset.

TEXTURE_FETCH_LOD ( value NAME, value COORD, value LOD ) #

Reads texel data without any filtering or sampling.

Equivalents

OpenGL

texelFetch(s_texture_ ## NAME, int2(COORD), LOD)

Direct3D

s_texture_ ## NAME.Load(uint3(COORD, LOD))

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value LOD - Level-of-detail within the texture from which the texel will be fetched.

TEXTURE_FETCH ( value NAME, value COORD ) #

Reads texel data from the first level-of-detail without any filtering or sampling.

Equivalents

OpenGL

texelFetch(s_texture_ ## NAME, int2(COORD), 0)

Direct3D

s_texture_ ## NAME.Load(uint3(COORD, 0))

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.

TEXTURE_ARRAY_FETCH_LOD ( value NAME, value COORD, value INDEX, value LOD ) #

Reads texel data from a texture array without any filtering or sampling.

Equivalents

OpenGL

texelFetch(s_texture_ ## NAME, int3(COORD, INDEX), LOD)

Direct3D

s_texture_ ## NAME.Load(uint4(COORD, INDEX, LOD))

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value INDEX - Texture index.
value LOD - Level-of-detail within the texture from which the texel will be fetched.

TEXTURE_ARRAY_FETCH ( value NAME, value COORD, value INDEX ) #

Reads texel data from a texture array from the first level-of-detail without any filtering or sampling.

Equivalents

OpenGL

texelFetch(s_texture_ ## NAME, int3(COORD, INDEX), 0)

Direct3D

s_texture_ ## NAME.Load(uint4(COORD, INDEX, 0))

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value INDEX - Texture index.

TEXTURE_LOAD_LOD ( value NAME, value COORD, value LOD ) #

Reads texel data without any filtering or sampling.

Equivalents

OpenGL

texelFetch(s_texture_ ## NAME,COORD,LOD)

Direct3D

s_texture_ ## NAME.Load(uint3(COORD,LOD))

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value LOD - Level-of-detail within the texture from which the texel will be fetched.

TEXTURE_LOAD ( value NAME, value COORD ) #

Reads texel data without any filtering or sampling with zero offset.

Equivalents

OpenGL

ttexelFetch(s_texture_ ## NAME,COORD,0)

Direct3D

s_texture_ ## NAME.Load(uint3(COORD,0))

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.

TEXTURE_3D_FETCH_LOD ( value NAME, value COORD, value INDEX, value LOD ) #

Reads texel data from a texture array without any filtering or sampling.

Equivalents

OpenGL

texelFetch(s_texture_ ## NAME, int3(COORD, INDEX), LOD)

Direct3D

s_texture_ ## NAME.Load(uint4(COORD, INDEX, LOD))

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value INDEX - Texture index.
value LOD - Level-of-detail within the texture from which the texel will be fetched.

TEXTURE_3D_FETCH ( value NAME, value COORD, value INDEX ) #

Reads texel data from a texture array from the first level-of-detail without any filtering or sampling.

Equivalents

OpenGL

texelFetch(s_texture_ ## NAME, int3(COORD, INDEX), 0)

Direct3D

s_texture_ ## NAME.Load(uint4(COORD, INDEX, 0))

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value INDEX - Texture index.

TEXTURE_3D_LOAD_LOD ( value NAME, value COORD, value LOD ) #

Reads texel data of a single level of detail of a 3D texture without any filtering or sampling.

Equivalents

OpenGL

texelFetch(s_texture_ ## NAME, int3((COORD) * GET_TEXSIZE(NAME).xyz * (1.0f / pow(2, LOD))), LOD)

Direct3D

s_texture_ ## NAME.Load(uint4((COORD) * GET_TEXSIZE(NAME).xyz * (1.0f / pow(2, LOD)), LOD))

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value LOD - Level-of-detail within the texture from which the texel will be fetched.

TEXTURE_3D_LOAD ( value NAME, value COORD ) #

Reads texel data of a 3D texture without any filtering or sampling with zero offset.

Equivalents

OpenGL

TEXTURE_3D_LOAD_LOD(NAME, COORD, 0)

Direct3D

TEXTURE_3D_LOAD_LOD(NAME, COORD, 0)

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.

TEXTURE_SHADOW ( value NAME, value COORD ) #

Samples a shadow texture.

Equivalents

OpenGL

texture(s_texture_ ## NAME,COORD)

Direct3D

s_texture_ ## NAME.SampleCmpLevelZero(s_sampler_compare_ ## NAME,(COORD).xy,(COORD).z)

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.

TEXTURE_SHADOW_PROJ ( value NAME, value COORD ) #

Samples a shadow texture with projection.

Equivalents

OpenGL

textureProj(s_texture_ ## NAME,COORD)

Direct3D

s_texture_ ## NAME.SampleCmpLevelZero(s_sampler_compare_ ## NAME,(COORD).xy,(COORD).z)

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.

TEXTURE_CUBE_SHADOW ( value NAME, value DIRECTION, value DEPTH ) #

Samples a cubemap shadow texture.

Equivalents

OpenGL

texture(s_texture_ ## NAME,float4(DIRECTION,DEPTH)))

Direct3D

s_texture_ ## NAME.SampleCmpLevelZero(s_sampler_compare_ ## NAME,DIRECTION,DEPTH)

Arguments

value NAME - A name of the texture slot.
value DIRECTION - Direction value.
value DEPTH - Depth value.

TEXTURE_2D_CUBIC ( value TEXTURE_ID, value TEXCOORD ) #

Samples a texture with bicubic interpolation.

Implementation

UUSL

texture2DCubic(TEXTURE_OUT(TEXTURE_ID), TEXCOORD, GET_TEXSIZE(TEXTURE_ID))

Noticetexture2DCubic is the internal function that performs bicubic interpolation.

Arguments

value TEXTURE_ID - Id of the texture slot.
value TEXCOORD - UV coordinates.

TEXTURE_2D_CATMULL ( value TEXTURE_ID, value TEXCOORD ) #

Samples a texture with catmull interpolation.

Implementation

UUSL

texture2DCatmull(TEXTURE_OUT(TEXTURE_ID), TEXCOORD, GET_TEXSIZE(TEXTURE_ID))

Noticetexture2DCatmull is the internal function that performs catmull interpolation.

Arguments

value TEXTURE_ID - Id of the texture slot.
value TEXCOORD - UV coordinates.

TEXTURE_3D_CUBIC ( value NAME, value COORD ) #

Samples a 3D texture with bicubic interpolation.

Implementation

UUSL

texture3DCubic(TEXTURE_OUT(NAME), COORD)

Noticetexture3DCubic is the internal function that performs bicubic interpolation for a 3d texture.

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.

TEXTURE_RW_LOAD_RGBA8 ( value NAME, value COORD ) #

Loads RW texture. Works only with USE_RW_TEXTURES enabled.

NoticeIf USE_RW_TEXTURES is not defined, the function initializes the float4(0.0f,0.0f,0.0f,0.0f) empty vector.

Equivalents

OpenGL

imageLoad(s_rw_texture_ ## NAME, COORD)

Direct3D

unpack_uint32_to_rgba8(s_rw_texture_ ## NAME[ ## COORD ## ])

Arguments

value NAME - Name of the texture slot.
value COORD - UV coordinates.

TEXTURE_RW_LOAD_R32U ( value NAME, value COORD ) #

Loads RW texture. Works only with USE_RW_TEXTURES enabled.

NoticeIf USE_RW_TEXTURES is not defined, the function initializes the float4(0.0f,0.0f,0.0f,0.0f) empty vector.

Equivalents

OpenGL

imageLoad(s_rw_texture_ ## NAME, COORD).x

Direct3D

s_rw_texture_ ## NAME[ ## COORD ## ]

Arguments

value NAME - Name of the texture slot.
value COORD - UV coordinates.

TEXTURE_RW_LOAD_R32F ( value NAME, value COORD ) #

Loads RW texture. Works only with USE_RW_TEXTURES enabled.

NoticeIf USE_RW_TEXTURES is not defined, the function initializes the float4(0.0f,0.0f,0.0f,0.0f) empty vector.

Equivalents

OpenGL

imageLoad(s_rw_texture_ ## NAME, COORD).x

Direct3D

s_rw_texture_ ## NAME[ ## COORD ## ]

Arguments

value NAME - Name of the texture slot.
value COORD - UV coordinates.

TEXTURE_RW_STORE_RGBA8 ( value NAME, value COORD, value VALUE ) #

Stores RW texture. Works only with USE_RW_TEXTURES enabled.

NoticeIf USE_RW_TEXTURES is not defined, the function doesn't initialize anything.
				

Equivalents

OpenGL

imageStore(s_rw_texture_ ## NAME, uint_to_int(COORD), to_gvec4(VALUE))

Direct3D

s_rw_texture_ ## NAME[COORD] = pack_rgba8_to_uint32(VALUE)

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value VALUE - A value to store.

TEXTURE_RW_STORE_R32U ( value NAME, value COORD, value VALUE ) #

Stores RW texture. Works only with USE_RW_TEXTURES enabled.

NoticeIf USE_RW_TEXTURES is not defined, the function doesn't initialize anything.
				

Equivalents

OpenGL

imageStore(s_rw_texture_ ## NAME, uint_to_int(COORD), to_gvec4(VALUE))

Direct3D

s_rw_texture_ ## NAME[COORD] = VALUE

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value VALUE - A value to store.

TEXTURE_RW_STORE_R32F ( value NAME, value COORD, value VALUE ) #

Stores RW texture. Works only with USE_RW_TEXTURES enabled.

NoticeIf USE_RW_TEXTURES is not defined, the function doesn't initialize anything.
				

Equivalents

OpenGL

imageStore(s_rw_texture_ ## NAME, uint_to_int(COORD), to_gvec4(VALUE))

Direct3D

s_rw_texture_ ## NAME[COORD] = VALUE

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value VALUE - A value to store.

TEXTURE_W_STORE ( value NAME, value COORD, value VALUE ) #

Stores W texture. Works only with USE_RW_TEXTURES enabled.

NoticeIf
					USE_RW_TEXTURES is not defined, the function doesn't initialize anything.
				

Equivalents

OpenGL

imageStore(s_rw_texture_ ## NAME, uint_to_int(COORD), VALUE)

Direct3D

s_rw_texture_ ## NAME[uint2(COORD)] = VALUE

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value VALUE - A value to store.

TEXTURE_ARRAY ( value NAME, value COORDS, value LAYER, value LOD ) #

Samples a texture array using a mipmap-level.

Equivalents

OpenGL

textureLod(s_texture_ ## NAME,float3(COORDS,LAYER),LOD)

Direct3D

s_texture_ ## NAME.SampleLevel(s_sampler_ ## NAME,float3(COORDS,LAYER),LOD)

Arguments

value NAME - A name of the texture slot.
value COORDS - UV coordinates.
value LAYER - Layer value.
value LOD - Level-of-detail within the texture from which the texel will be fetched.

TEXTURE_ARRAY_LOAD ( value NAME, value COORD, value INDEX ) #

Reads texel data without any filtering or sampling with zero offset.

Equivalents

OpenGL

texelFetch(s_texture_ ## NAME,COORD,0)

Direct3D

s_texture_ ## NAME.Load(uint3(COORD,0))

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value INDEX - Texture index.

TEXTURE_ARRAY_LOAD_LOD ( value NAME, value COORD, value INDEX, value LOD ) #

Reads texel data without any filtering or sampling.

Arguments

value NAME - A name of the texture slot.
value COORD - UV coordinates.
value INDEX - Texture index.
value LOD - Level-of-detail within the texture from which the texel will be fetched.

TEXTURE_TRIPLANAR ( value TEXTURE_ID, value TEXCOORD, value WEIGHT ) #

Samples a texture for triplanar mapping.

Implementation

UUSL

(TEXTURE(TEXTURE_ID,TEXCOORD.zw) * WEIGHT.x + 
 TEXTURE(TEXTURE_ID,TEXCOORD.xw) * WEIGHT.y + 
 TEXTURE(TEXTURE_ID,TEXCOORD.xy) * WEIGHT.z )

Arguments

value TEXTURE_ID - Texture ID.
value TEXCOORD - UV coordinates.
value WEIGHT - Texture's weight in triplanar mapping.

TEXTURE_TRIPLANAR_NORMAL ( value TEXTURE_ID, value TEXCOORD, value WEIGHT ) #

Samples a texture for triplanar mapping.

Implementation

UUSL

getTriplanarNormal(TEXTURE_OUT(TEXTURE_ID), TEXCOORD, WEIGHT, DATA_OBJECT_NORMAL)

Arguments

value TEXTURE_ID - Texture ID.
value TEXCOORD - UV coordinates.
value WEIGHT - Texture's weight in triplanar mapping.

Passing Textures to Functions#

UUSL allows you to pass textures to functions as arguments.

Here is a usage example:

UUSL

float4 func_name(float4 color,float2 uv,TEXTURE_IN_2(texture_0,texture_1)) {
	return TEXTURE(texture_0,uv) * TEXTURE_BIAS(texture_1,uv,5.0f) * color;
}

float4 new_color = func_name(color,uv,TEXTURE_OUT_2(TEX_COLOR_0,TEX_COLOR_1));

TEXTURE_OUT ( value NAME ) #

Allows to pass a texture to function.

Equivalents

OpenGL

s_texture_ ## NAME

Direct3D

s_texture_ ## NAME,s_sampler_ ## NAME

Arguments

value NAME - A name of the texture slot.

TEXTURE_OUT_2 ( value NAME0, value NAME1 ) #

Allows to pass two textures to a function.

Equivalents

OpenGL

TEXTURE_OUT(NAME0),TEXTURE_OUT(NAME1)

Direct3D

TEXTURE_OUT(NAME0),TEXTURE_OUT(NAME1)

Arguments

value NAME0 - A name of the texture slot (for the first texture).
value NAME1 - A name of the texture slot (for the second texture).

TEXTURE_OUT_3 ( value NAME0, value NAME1, value NAME2 ) #

Allows to pass three textures to a function.

Equivalents

OpenGL

TEXTURE_OUT_2(NAME0,NAME1),TEXTURE_OUT(NAME2)

Direct3D

TEXTURE_OUT_2(NAME0,NAME1),TEXTURE_OUT(NAME2)

Arguments

value NAME0 - A name of the texture slot (for the first texture).
value NAME1 - A name of the texture slot (for the second texture).
value NAME2 - A name of the texture slot (for the third texture).

TEXTURE_OUT_4 ( value NAME0, value NAME1, value NAME2, value NAME3 ) #

Allows to pass four textures to a function.

Equivalents

OpenGL

TEXTURE_OUT_3(NAME0,NAME1,NAME2),TEXTURE_OUT(NAME3)

Direct3D

TEXTURE_OUT_3(NAME0,NAME1,NAME2),TEXTURE_OUT(NAME3)

Arguments

value NAME0 - A name of the texture slot (for the first texture).
value NAME1 - A name of the texture slot (for the second texture).
value NAME2 - A name of the texture slot (for the third texture).
value NAME3 - A name of the texture slot (for the fourth texture).

TEXTURE_IN ( value NAME ) #

Specifies the 2D texture for passing to function.

Equivalents

OpenGL

sampler2D s_texture_ ## NAME

Direct3D

Texture2D s_texture_ ## NAME,SamplerState s_sampler_ ## NAME

Arguments

value NAME - A name of the texture.

TEXTURE_IN_2 ( value NAME0, value NAME1 ) #

Specifies two 2D textures for passing to function.

Equivalents

OpenGL

TEXTURE_IN(NAME0),TEXTURE_IN(NAME1)

Direct3D

TEXTURE_IN(NAME0),TEXTURE_IN(NAME1)

Arguments

value NAME0 - A name of the first texture.
value NAME1 - A name of the second texture.

TEXTURE_IN_3 ( value NAME0, value NAME1, value NAME2 ) #

Specifies three 2D textures for passing to function.

Equivalents

OpenGL

TEXTURE_IN_2(NAME0,NAME1),TEXTURE_IN(NAME2)

Direct3D

TEXTURE_IN_2(NAME0,NAME1),TEXTURE_IN(NAME2)

Arguments

value NAME0 - A name of the first texture.
value NAME1 - A name of the second texture.
value NAME2 - A name of the third texture.

TEXTURE_IN_4 ( value NAME0, value NAME1, value NAME2, value NAME3 ) #

Specifies four 2D textures for passing to function.

Equivalents

OpenGL

TEXTURE_IN_3(NAME0,NAME1,NAME2),TEXTURE_IN(NAME3)

Direct3D

TEXTURE_IN_3(NAME0,NAME1,NAME2),TEXTURE_IN(NAME3)

Arguments

value NAME0 - A name of the first texture.
value NAME1 - A name of the second texture.
value NAME2 - A name of the third texture.
value NAME3 - A name of the fourth texture.

TEXTURE_IN_CUBE ( value NAME ) #

Specifies the cube texture for passing to function.

Equivalents

OpenGL

samplerCube s_texture_ ## NAME

Direct3D

TextureCube s_texture_ ## NAME,SamplerState s_sampler_ ## NAME

Arguments

value NAME - A name of the texture.

TEXTURE_IN_3D ( value NAME ) #

Specifies the 3D texture for passing to function.

Equivalents

OpenGL

sampler3D s_texture_ ## NAME

Direct3D

Texture3D s_texture_ ## NAME,SamplerState s_sampler_ ## NAME

Arguments

value NAME - A name of the texture.

TEXTURE_IN_ARRAY ( value NAME ) #

Specifies the texture array for passing to function.

Equivalents

OpenGL

sampler2DArray s_texture_ ## NAME

Direct3D

Texture2DArray s_texture_ ## NAME,SamplerState s_sampler_ ## NAME

Arguments

value NAME - A name of the texture.

TEXTURE_IN_ARRAY_INT2 ( value NAME ) #

Specifies the int2 texture array for passing to function.

Equivalents

OpenGL

sampler2DArray s_texture_ ## NAME

Direct3D

Texture2DArray s_texture_ ## NAME,SamplerState s_sampler_ ## NAME

Arguments

value NAME - A name of the texture.

TEXTURE_IN_SHADOW ( value NAME ) #

Specifies the texture shadow for passing to function.

Equivalents

OpenGL

sampler2DShadow s_texture_ ## NAME

Direct3D

Texture2D s_texture_ ## NAME,SamplerState s_sampler_ ## NAME

Arguments

value NAME - A name of the texture.

TEXTURE_IN_ARRAY_SHADOW ( value NAME ) #

Specifies the texture shadow array for passing to function.

Equivalents

OpenGL

sampler2DArrayShadow s_texture_ ## NAME

Direct3D

Texture2DArray s_texture_ ## NAME,SamplerState s_sampler_ ## NAME

Arguments

value NAME - A name of the texture.

TEXTURE_IN_CUBE_SHADOW ( value NAME ) #

Specifies the texture shadow cube for passing to function.

Equivalents

OpenGL

samplerCubeShadow s_texture_ ## NAME

Direct3D

TextureCube s_texture_ ## NAME,SamplerState s_sampler_ ## NAME

Arguments

value NAME - A name of the texture.

int textureResolution ( value TEXTURE ) #

Returns the texture resolution, a two- or three-component value depending on the texture type.

Equivalents

OpenGL

ivec2 textureResolutionGL(sampler2D tex) { return textureSize(tex, 0); }
ivec3 textureResolutionGL(sampler2DArray tex) { return textureSize(tex, 0); }
ivec3 textureResolutionGL(sampler3D tex) { return textureSize(tex, 0); }
ivec2 textureResolutionGL(samplerCube tex) { return textureSize(tex, 0); }
ivec3 textureResolutionGL(samplerCubeArray tex) { return textureSize(tex, 0); }

Direct3D

int2 textureResolutionDX11(in Texture2D tex)
{
	int2 ret = int2(0,0);
	tex.GetDimensions(ret.x, ret.y);
	return ret;
}
int3 textureResolutionDX11(Texture2DArray tex)
{
	int3 ret = int3(0,0,0);
	tex.GetDimensions(ret.x, ret.y, ret.z);
	return ret;
}
int3 textureResolutionDX11(Texture3D tex)
{
	int3 ret = int3(0,0,0);
	tex.GetDimensions(ret.x, ret.y, ret.z);
	return ret;
}
int2 textureResolutionDX11(TextureCube tex)
{
	int2 ret = int2(0,0);
	tex.GetDimensions(ret.x, ret.y);
	return ret;
}
int3 textureResolutionDX11(TextureCubeArray tex)
{
	int3 ret = int3(0,0,0);
	tex.GetDimensions(ret.x, ret.y, ret.z);
	return ret;
}

Arguments

value TEXTURE - Texture.

Return value

Texture resolution, two- or three-component value depending on the texture type.

float textureIResolution ( value TEXTURE ) #

Returns the inverted texture resolution, a two- or three-component value depending on the texture type.

Equivalents

OpenGL

float2 textureIResolutionGL(sampler2D tex) { return float2(1.0f) / textureSize(tex, 0); }
float3 textureIResolutionGL(sampler2DArray tex) { return float3(1.0f) / textureSize(tex, 0); }
float3 textureIResolutionGL(sampler3D tex) { return float3(1.0f) / textureSize(tex, 0); }
float2 textureIResolutionGL(samplerCube tex) { return float2(1.0f) / textureSize(tex, 0); }
float3 textureIResolutionGL(samplerCubeArray tex) { return float3(1.0f) / textureSize(tex, 0); }

Direct3D

float2 textureIResolutionDX11(in Texture2D tex)
{
	int2 ret = int2(0,0);
	tex.GetDimensions(ret.x, ret.y);
	return float2(1.0f, 1.0f) / ret;
}
float3 textureIResolutionDX11(Texture2DArray tex)
{
	int3 ret = int3(0,0,0);
	tex.GetDimensions(ret.x, ret.y, ret.z);
	return float3(1.0f, 1.0f, 1.0f) / ret;
}
float3 textureIResolutionDX11(Texture3D tex)
{
	int3 ret = int3(0,0,0);
	tex.GetDimensions(ret.x, ret.y, ret.z);
	return float3(1.0f, 1.0f, 1.0f) / ret;
}
float2 textureIResolutionDX11(TextureCube tex)
{
	int2 ret = int2(0,0);
	tex.GetDimensions(ret.x, ret.y);
	return float2(1.0f, 1.0f) / ret;
}
float3 textureIResolutionDX11(TextureCubeArray tex)
{
	int3 ret = int3(0,0,0);
	tex.GetDimensions(ret.x, ret.y, ret.z);
	return float3(1.0f, 1.0f, 1.0f) / ret;
}

Arguments

value TEXTURE - Texture.

Return value

Inverted texture resolution, two- or three-component value depending on the texture type.

Last update: 01.04.2021

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UUSL Textures

In This Article:

Methods:

Texture Initialization Functions#

INIT_TEXTURE ( value NUM, value NAME ) #

Arguments

INIT_TEXTURE_INT ( value NUM, value NAME ) #

Arguments

INIT_TEXTURE_UINT ( value NUM, value NAME ) #

Arguments

INIT_TEXTURE_CUBE ( value NUM, value NAME ) #

Arguments

INIT_TEXTURE_3D ( value NUM, value NAME ) #

Arguments

INIT_TEXTURE_ARRAY ( value NUM, value NAME ) #

Arguments

INIT_TEXTURE_ARRAY_INT2 ( value NUM, value NAME ) #

Arguments

INIT_TEXTURE_ARRAY_UINT2 ( value NUM, value NAME ) #

Arguments

INIT_TEXTURE_SHADOW ( value NUM, value NAME ) #

Arguments

INIT_TEXTURE_ARRAY_SHADOW ( value NUM, value NAME ) #

Arguments

INIT_TEXTURE_CUBE_SHADOW ( value NUM, value NAME ) #

Arguments

INIT_W_TEXTURE ( value NUM, value NAME, value TYPE, value FORMAT ) #

Arguments

INIT_RW_TEXTURE_R32U ( value NUM, value NAME ) #

Arguments

INIT_RW_TEXTURE_R32F ( value NUM, value NAME ) #

Arguments

INIT_RW_TEXTURE_RGBA8 ( value NUM, value NAME ) #

Arguments

INIT_RW_TEXTURE_R32U_3D ( value NUM, value NAME ) #

Arguments

INIT_RW_TEXTURE_R32F_3D ( value NUM, value NAME ) #

Arguments

INIT_RW_TEXTURE_RGBA8_3D ( value NUM, value NAME ) #

Arguments

INIT_W_TEXTURE_3D ( value NUM, value NAME, value TYPE, value FORMAT ) #

Arguments

INIT_RW_STRUCTURED_BUFFER ( value NUM, value STRUCTURE, value NAME ) #

Arguments

INIT_STRUCTURED_BUFFER ( value NUM, value STRUCTURE, value NAME ) #

Arguments

Texture Functions#

GET_TEXSIZE ( value NAME ) #

Arguments

TEXTURE ( value NAME, value COORD ) #

Arguments

TEXTURE_BIAS ( value NAME, value COORD, value BIAS ) #

Arguments

TEXTURE_OFFSET_BIAS ( value NAME, value COORD, value OFFSET, value BIAS ) #

Arguments

TEXTURE_BIAS_ZERO ( value NAME, value COORDS ) #

Arguments

TEXTURE_OFFSET ( value NAME, value COORD, value OFFSET ) #

Arguments

TEXTURE_GRAD ( value NAME, value COORD, value DDX, value DDY ) #

Arguments

TEXTURE_MIP_OFFSET ( value NAME, value COORD, value OFFSET ) #

Arguments

TEXTURE_FETCH_LOD ( value NAME, value COORD, value LOD ) #

Arguments

TEXTURE_FETCH ( value NAME, value COORD ) #

Arguments

TEXTURE_ARRAY_FETCH_LOD ( value NAME, value COORD, value INDEX, value LOD ) #

Arguments

TEXTURE_ARRAY_FETCH ( value NAME, value COORD, value INDEX ) #

Arguments

TEXTURE_LOAD_LOD ( value NAME, value COORD, value LOD ) #

Arguments

TEXTURE_LOAD ( value NAME, value COORD ) #

Arguments

TEXTURE_3D_FETCH_LOD ( value NAME, value COORD, value INDEX, value LOD ) #

Arguments

TEXTURE_3D_FETCH ( value NAME, value COORD, value INDEX ) #

Arguments

TEXTURE_3D_LOAD_LOD ( value NAME, value COORD, value LOD ) #