Added Vulkan examples sources!

external/gli/gli/image.hpp

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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/image.hpp
+/// @date 2011-10-06 / 2013-01-12
+/// @author Christophe Riccio
+///
+/// @defgroup core_image Image 
+/// @ingroup core
+///////////////////////////////////////////////////////////////////////////////////
+
+#pragma once
+
+#include "./core/storage.hpp"
+
+namespace gli
+{
+	/// Image
+	class image
+	{
+	private:
+		friend class texture1D;
+		friend class texture2D;
+		friend class texture3D;
+
+	public:
+		typedef size_t size_type;
+		typedef gli::format format_type;
+		typedef storage::dim_type dim_type;
+		typedef storage::data_type data_type;
+
+		/// Create an empty image instance
+		image();
+
+		/// Create an image object and allocate an image storoge for it.
+		explicit image(
+			format_type Format,
+			dim_type const & Dimensions);
+
+		/// Create an image object by sharing an existing image storage from another image instance.
+		/// This image object is effectively an image view where format can be reinterpreted
+		/// with a different compatible image format.
+		/// For formats to be compatible, the block size of source and destination must match.
+		explicit image(
+			image const & Image,
+			format_type Format);
+
+		/// Return whether the image instance is empty, no storage or description have been assigned to the instance.
+		bool empty() const;
+
+		/// Return the image instance format.
+		format_type format() const;
+
+		/// Return the dimensions of an image instance: width, height and depth.
+		dim_type dimensions() const;
+
+		/// Return the memory size of an image instance storage in bytes.
+		size_type size() const;
+
+		/// Return the number of blocks contained in an image instance storage.
+		/// genType size must match the block size conresponding to the image format. 
+		template <typename genType>
+		size_type size() const;
+
+		/// Return a pointer to the beginning of the image instance data.
+		void * data();
+
+		/// Return a pointer to the beginning of the image instance data.
+		void const * data() const;
+
+		/// Return a pointer of type genType which size must match the image format block size.
+		template <typename genType>
+		genType * data();
+
+		/// Return a pointer of type genType which size must match the image format block size.
+		template <typename genType>
+		genType const * data() const;
+
+		/// Clear the entire image storage with zeros
+		void clear();
+
+		/// Clear the entire image storage with Texel which type must match the image storage format block size
+		/// If the type of genType doesn't match the type of the image format, no conversion is performed and the data will be reinterpreted as if is was of the image format. 
+		template <typename genType>
+		void clear(genType const & Texel);
+
+		/// Load the texel located at TexelCoord coordinates.
+		/// It's an error to call this function if the format is compressed.
+		/// It's an error if TexelCoord values aren't between [0, dimensions].
+		template <typename genType>
+		genType load(dim_type const & TexelCoord);
+
+		/// Store the texel located at TexelCoord coordinates.
+		/// It's an error to call this function if the format is compressed.
+		/// It's an error if TexelCoord values aren't between [0, dimensions].
+		template <typename genType>
+		void store(dim_type const & TexelCoord, genType const & Data);
+
+	private:
+		/// Create an image object by sharing an existing image storage from another image instance.
+		/// This image object is effectively an image view where the layer, the face and the level allows identifying
+		/// a specific subset of the image storage source. 
+		/// This image object is effectively a image view where the format can be reinterpreted
+		/// with a different compatible image format.
+		explicit image(
+			std::shared_ptr<storage> Storage,
+			format_type Format,
+			size_type BaseLayer,
+			size_type BaseFace,
+			size_type BaseLevel);
+
+		std::shared_ptr<storage> Storage;
+		format_type const Format;
+		size_type const BaseLevel;
+		data_type * Data;
+		size_type const Size;
+
+		data_type * compute_data(size_type BaseLayer, size_type BaseFace, size_type BaseLevel);
+		size_type compute_size(size_type Level) const;
+	};
+}//namespace gli
+
+#include "./core/image.inl"