glm/test/external/gli/view.hpp
2016-11-18 23:16:29 +01:00

82 lines
3.7 KiB
C++

/// @brief Include create views of textures, either to isolate a subset or to reinterpret data without memory copy.
/// @file gli/view.hpp
#pragma once
#include "image.hpp"
#include "texture.hpp"
#include "texture1d.hpp"
#include "texture1d_array.hpp"
#include "texture2d.hpp"
#include "texture2d_array.hpp"
#include "texture3d.hpp"
#include "texture_cube.hpp"
#include "texture_cube_array.hpp"
namespace gli
{
/// Create an image view of an existing image, sharing the same memory storage_linear.
image view(image const & Image);
/// Create a texture view of an existing texture, sharing the same memory storage_linear.
texture view(texture const & Texture);
/// Create a texture view of an existing texture, sharing the same memory storage_linear but giving access only to a subset of layers, levels and faces.
texture view(
texture const & Texture,
texture::size_type BaseLayer, texture::size_type MaxLayer,
texture::size_type BaseFace, texture::size_type MaxFace,
texture::size_type BaseLevel, texture::size_type MaxLevel);
/// Create a texture view of an existing texture, sharing the same memory storage_linear.
template <typename texType>
texture view(texType const & Texture);
/// Create a texture view of an existing texture, sharing the same memory storage_linear but a different format.
/// The format must be a compatible format, a format which block size match the original format.
template <typename texType>
texture view(texType const & Texture, format Format);
/// Create a texture view of an existing texture, sharing the same memory storage_linear but giving access only to a subset of levels.
texture view(
texture1d const & Texture,
texture1d::size_type BaseLevel, texture1d::size_type MaxLevel);
/// Create a texture view of an existing texture, sharing the same memory storage_linear but giving access only to a subset of levels and layers.
texture view(
texture1d_array const & Texture,
texture1d_array::size_type BaseLayer, texture1d_array::size_type MaxLayer,
texture1d_array::size_type BaseLevel, texture1d_array::size_type MaxLevel);
/// Create a texture view of an existing texture, sharing the same memory storage_linear but giving access only to a subset of levels.
texture view(
texture2d const & Texture,
texture2d::size_type BaseLevel, texture2d::size_type MaxLevel);
/// Create a texture view of an existing texture, sharing the same memory storage_linear but giving access only to a subset of levels and layers.
texture view(
texture2d_array const & Texture,
texture2d_array::size_type BaseLayer, texture2d_array::size_type MaxLayer,
texture2d_array::size_type BaseLevel, texture2d_array::size_type MaxLevel);
/// Create a texture view of an existing texture, sharing the same memory storage_linear but giving access only to a subset of levels.
texture view(
texture3d const & Texture,
texture3d::size_type BaseLevel, texture3d::size_type MaxLevel);
/// Create a texture view of an existing texture, sharing the same memory storage_linear but giving access only to a subset of levels and faces.
texture view(
texture_cube const & Texture,
texture_cube::size_type BaseFace, texture_cube::size_type MaxFace,
texture_cube::size_type BaseLevel, texture_cube::size_type MaxLevel);
/// Create a texture view of an existing texture, sharing the same memory storage_linear but giving access only to a subset of layers, levels and faces.
texture view(
texture_cube_array const & Texture,
texture_cube_array::size_type BaseLayer, texture_cube_array::size_type MaxLayer,
texture_cube_array::size_type BaseFace, texture_cube_array::size_type MaxFace,
texture_cube_array::size_type BaseLevel, texture_cube_array::size_type MaxLevel);
}//namespace gli
#include "./core/view.inl"