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73 lines
2.4 KiB
C++
73 lines
2.4 KiB
C++
/// @brief Include to use cube map array textures.
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/// @file gli/texture_cube_array.hpp
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#pragma once
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#include "texture_cube.hpp"
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namespace gli
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{
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/// Cube map array texture
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class texture_cube_array : public texture
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{
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public:
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typedef extent2d extent_type;
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public:
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/// Create an empty texture cube array
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texture_cube_array();
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/// Create a texture_cube_array and allocate a new storage_linear
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texture_cube_array(
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format_type Format,
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extent_type const& Extent,
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size_type Layers,
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size_type Levels,
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swizzles_type const& Swizzles = swizzles_type(SWIZZLE_RED, SWIZZLE_GREEN, SWIZZLE_BLUE, SWIZZLE_ALPHA));
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/// Create a texture_cube_array and allocate a new storage_linear with a complete mipmap chain
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texture_cube_array(
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format_type Format,
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extent_type const& Extent,
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size_type Layers,
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swizzles_type const& Swizzles = swizzles_type(SWIZZLE_RED, SWIZZLE_GREEN, SWIZZLE_BLUE, SWIZZLE_ALPHA));
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/// Create a texture_cube_array view with an existing storage_linear
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explicit texture_cube_array(
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texture const& Texture);
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/// Reference a subset of an exiting storage_linear constructor
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texture_cube_array(
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texture const& Texture,
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format_type Format,
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size_type BaseLayer, size_type MaxLayer,
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size_type BaseFace, size_type MaxFace,
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size_type BaseLevel, size_type MaxLevel,
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swizzles_type const& Swizzles = swizzles_type(SWIZZLE_RED, SWIZZLE_GREEN, SWIZZLE_BLUE, SWIZZLE_ALPHA));
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/// Create a texture view, reference a subset of an exiting texture_cube_array instance
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texture_cube_array(
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texture_cube_array const& Texture,
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size_type BaseLayer, size_type MaxLayer,
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size_type BaseFace, size_type MaxFace,
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size_type BaseLevel, size_type MaxLevel);
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/// Create a view of the texture identified by Layer in the texture array
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texture_cube operator[](size_type Layer) const;
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/// Return the dimensions of a texture instance: width and height where both should be equal.
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extent_type extent(size_type Level = 0) const;
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/// Fetch a texel from a texture. The texture format must be uncompressed.
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template <typename gen_type>
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gen_type load(extent_type const & TexelCoord, size_type Layer, size_type Face, size_type Level) const;
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/// Write a texel to a texture. The texture format must be uncompressed.
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template <typename gen_type>
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void store(extent_type const& TexelCoord, size_type Layer, size_type Face, size_type Level, gen_type const& Texel);
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};
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}//namespace gli
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#include "./core/texture_cube_array.inl"
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