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68 lines
2.1 KiB
C++
68 lines
2.1 KiB
C++
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/// @brief Include to use 1d textures.
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/// @file gli/texture1d.hpp
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#pragma once
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#include "texture.hpp"
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#include "image.hpp"
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namespace gli
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{
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/// 1d texture
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class texture1d : public texture
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{
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public:
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typedef extent1d extent_type;
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/// Create an empty texture 1D
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texture1d();
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/// Create a texture1d and allocate a new storage_linear
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texture1d(
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format_type Format,
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extent_type const& Extent,
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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 texture1d and allocate a new storage_linear with a complete mipmap chain
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texture1d(
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format_type Format,
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extent_type const& Extent,
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swizzles_type const& Swizzles = swizzles_type(SWIZZLE_RED, SWIZZLE_GREEN, SWIZZLE_BLUE, SWIZZLE_ALPHA));
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/// Create a texture1d view with an existing storage_linear
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explicit texture1d(
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texture const& Texture);
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/// Create a texture1d view with an existing storage_linear
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texture1d(
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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 texture1d view, reference a subset of an existing texture1d instance
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texture1d(
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texture1d const& Texture,
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size_type BaseLevel, size_type MaxLevel);
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/// Create a view of the image identified by Level in the mipmap chain of the texture
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image operator[](size_type Level) const;
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/// Return the width of a texture instance
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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 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 Level, gen_type const& Texel);
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};
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}//namespace gli
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#include "./core/texture1d.inl"
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