73 lines
2.8 KiB
C++
Executable File
73 lines
2.8 KiB
C++
Executable File
//
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// KRTextureKTX.h
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// Kraken Engine
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//
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// Copyright 2022 Kearwood Gilbert. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other materials
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// provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY KEARWOOD GILBERT ''AS IS'' AND ANY EXPRESS OR IMPLIED
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// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KEARWOOD GILBERT OR
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// The views and conclusions contained in the software and documentation are those of the
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// authors and should not be interpreted as representing official policies, either expressed
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// or implied, of Kearwood Gilbert.
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//
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#pragma once
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#include "KRTexture2D.h"
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class KRTextureKTX : public KRTexture2D
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{
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public:
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KRTextureKTX(KRContext& context, KRDataBlock* data, std::string name);
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KRTextureKTX(KRContext& context, std::string name, unsigned int internal_format, unsigned int base_internal_format, int width, int height, const std::list<KRDataBlock*>& blocks);
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virtual ~KRTextureKTX();
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virtual std::string getExtension();
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bool uploadTexture(KRDevice& device, VkImage& image, int lod_max_dim, int& current_lod_max_dim, bool compress = false, bool premultiply_alpha = false) override;
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virtual long getMemRequiredForSize(int max_dim);
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virtual Vector2i getDimensions() const override;
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protected:
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std::list<KRDataBlock*> m_blocks;
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typedef struct _KTXHeader
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{
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__uint8_t identifier[12];
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__uint32_t endianness;
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__uint32_t glType;
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__uint32_t glTypeSize;
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__uint32_t glFormat;
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__uint32_t glInternalFormat;
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__uint32_t glBaseInternalFormat;
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__uint32_t pixelWidth;
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__uint32_t pixelHeight;
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__uint32_t pixelDepth;
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__uint32_t numberOfArrayElements;
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__uint32_t numberOfFaces;
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__uint32_t numberOfMipmapLevels;
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__uint32_t bytesOfKeyValueData;
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} KTXHeader;
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KTXHeader m_header;
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};
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