procedural-3d-engine/external/gli/gli/core/texture3d.inl
2016-02-16 15:07:25 +01:00

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///////////////////////////////////////////////////////////////////////////////////
/// OpenGL Image (gli.g-truc.net)
///
/// Copyright (c) 2008 - 2015 G-Truc Creation (www.g-truc.net)
/// Permission is hereby granted, free of charge, to any person obtaining a copy
/// of this software and associated documentation files (the "Software"), to deal
/// in the Software without restriction, including without limitation the rights
/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
/// copies of the Software, and to permit persons to whom the Software is
/// furnished to do so, subject to the following conditions:
///
/// The above copyright notice and this permission notice shall be included in
/// all copies or substantial portions of the Software.
///
/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
/// THE SOFTWARE.
///
/// @ref core
/// @file gli/core/texture3d.inl
/// @date 2013-01-13 / 2013-01-13
/// @author Christophe Riccio
///////////////////////////////////////////////////////////////////////////////////
#include "../levels.hpp"
namespace gli
{
inline texture3D::texture3D()
{}
inline texture3D::texture3D(format_type Format, dim_type const & Dimensions)
: texture(gli::TARGET_3D, Format, Dimensions, 1, 1, gli::levels(Dimensions))
{}
inline texture3D::texture3D(format_type Format, dim_type const & Dimensions, size_type Levels)
: texture(gli::TARGET_3D, Format, Dimensions, 1, 1, Levels)
{}
inline texture3D::texture3D(texture const & Texture)
: texture(Texture, gli::TARGET_3D, Texture.format())
{}
inline texture3D::texture3D
(
texture const & Texture,
format_type Format,
size_type BaseLayer, size_type MaxLayer,
size_type BaseFace, size_type MaxFace,
size_type BaseLevel, size_type MaxLevel
)
: texture(
Texture, gli::TARGET_3D,
Format,
BaseLayer, MaxLayer,
BaseFace, MaxFace,
BaseLevel, MaxLevel)
{}
inline texture3D::texture3D
(
texture3D const & Texture,
size_type BaseLevel, size_type MaxLevel
)
: texture(
Texture, gli::TARGET_3D,
Texture.format(),
Texture.base_layer(), Texture.max_layer(),
Texture.base_face(), Texture.max_face(),
Texture.base_level() + BaseLevel, Texture.base_level() + MaxLevel)
{}
inline image texture3D::operator[](texture3D::size_type Level) const
{
assert(Level < this->levels());
return image(
this->Storage,
this->format(),
this->base_layer(),
this->base_face(),
this->base_level() + Level);
}
inline texture3D::dim_type texture3D::dimensions() const
{
assert(!this->empty());
return texture3D::dim_type(
this->Storage->block_count(this->base_level()) * block_dimensions(this->format()));
//return texture3D::dim_type(this->Storage.dimensions(this->base_level()));
}
}//namespace gli