91 lines
3.0 KiB
C++
91 lines
3.0 KiB
C++
// Copyright (c) 2009-2011 Ignacio Castano <castano@gmail.com>
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// Copyright (c) 2007-2009 NVIDIA Corporation -- Ignacio Castano <icastano@nvidia.com>
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in 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,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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#ifndef NVTT_TEXIMAGE_H
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#define NVTT_TEXIMAGE_H
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#include "nvtt.h"
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#include "nvcore/RefCounted.h"
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#include "nvcore/Ptr.h"
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#include "nvimage/Image.h"
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#include "nvimage/FloatImage.h"
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namespace nvtt
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{
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struct Surface::Private : public nv::RefCounted
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{
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void operator=(const Private &);
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public:
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Private()
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{
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nvDebugCheck( refCount() == 0 );
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type = TextureType_2D;
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wrapMode = WrapMode_Mirror;
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alphaMode = AlphaMode_None;
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isNormalMap = false;
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image = NULL;
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}
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Private(const Private & p) : RefCounted() // Copy ctor. inits refcount to 0.
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{
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nvDebugCheck( refCount() == 0 );
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type = p.type;
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wrapMode = p.wrapMode;
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alphaMode = p.alphaMode;
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isNormalMap = p.isNormalMap;
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image = p.image->clone();
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}
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~Private()
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{
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delete image;
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}
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TextureType type;
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WrapMode wrapMode;
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AlphaMode alphaMode;
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bool isNormalMap;
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nv::FloatImage * image;
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};
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} // nvtt namespace
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namespace nv {
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bool canMakeNextMipmap(uint w, uint h, uint d, uint min_size);
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uint countMipmaps(uint w);
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uint countMipmaps(uint w, uint h, uint d);
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uint countMipmapsWithMinSize(uint w, uint h, uint d, uint min_size);
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uint computeImageSize(uint w, uint h, uint d, uint bitCount, uint alignmentInBytes, nvtt::Format format);
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void getTargetExtent(int * w, int * h, int * d, int maxExtent, nvtt::RoundMode roundMode, nvtt::TextureType textureType, nvtt::ShapeRestriction shapeRestriction = nvtt::ShapeRestriction_None);
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}
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#endif // NVTT_TEXIMAGE_H
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