89 lines
3.1 KiB
C++
89 lines
3.1 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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/// OpenGL Image (gli.g-truc.net)
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///
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/// Copyright (c) 2008 - 2015 G-Truc Creation (www.g-truc.net)
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/// Permission is hereby granted, free of charge, to any person obtaining a copy
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/// of this software and associated documentation files (the "Software"), to deal
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/// in the Software without restriction, including without limitation the rights
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/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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/// copies of the Software, and to permit persons to whom the Software is
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/// furnished to do so, subject to the following conditions:
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///
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/// The above copyright notice and this permission notice shall be included in
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/// all copies or substantial portions of the Software.
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///
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/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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/// THE SOFTWARE.
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///
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/// @ref core
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/// @file gli/texture2d.hpp
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/// @date 2010-01-09 / 2015-08-29
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/// @author Christophe Riccio
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///////////////////////////////////////////////////////////////////////////////////
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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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/// texture2D
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class texture2D : public texture
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{
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public:
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typedef dim2_t dim_type;
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typedef vec2 texcoord_type;
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public:
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/// Create an empty texture 2D.
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texture2D();
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/// Create a texture2D and allocate a new storage.
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explicit texture2D(
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format_type Format,
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dim_type const & Dimensions,
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size_type Levels);
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/// Create a texture2D and allocate a new storage with a complete mipmap chain.
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explicit texture2D(
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format_type Format,
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dim_type const & Dimensions);
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/// Create a texture2D view with an existing storage.
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explicit texture2D(
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texture const & Texture);
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/// Create a texture2D view with an existing storage.
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explicit texture2D(
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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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/// Create a texture2D view, reference a subset of an existing texture2D instance.
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explicit texture2D(
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texture2D 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 dimensions of a texture instance: width and height.
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dim_type dimensions() const;
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template <typename genType>
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genType fetch(texture2D::dim_type const & TexelCoord, texture2D::size_type Level);
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template <typename genType>
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void write(texture2D::dim_type const & TexelCoord, texture2D::size_type Level, genType const & Color);
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};
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}//namespace gli
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#include "./core/texture2d.inl"
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