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o3de/Code/Editor/Include/IImageUtil.h

66 lines
2.4 KiB
C++

/*
* Copyright (c) Contributors to the Open 3D Engine Project.
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#ifndef CRYINCLUDE_EDITOR_INCLUDE_IIMAGEUTIL_H
#define CRYINCLUDE_EDITOR_INCLUDE_IIMAGEUTIL_H
#pragma once
#include "Util/Image.h"
class CAlphaBitmap;
struct IImageUtil
{
virtual ~IImageUtil() = default;
//! Load image, detect image type by file extension.
// Arguments:
// pQualityLoss - 0 if info is not needed, pointer to the result otherwise - not need to preinitialize
virtual bool LoadImage(const QString& fileName, CImageEx& image, bool* pQualityLoss = 0) = 0;
//! Save image, detect image type by file extension.
virtual bool SaveImage(const QString& fileName, CImageEx& image) = 0;
// General image fucntions
virtual bool LoadJPEG(const QString& strFileName, CImageEx& image) = 0;
virtual bool SaveJPEG(const QString& strFileName, CImageEx& image) = 0;
virtual bool SaveBitmap(const QString& szFileName, CImageEx& image) = 0;
virtual bool LoadBmp(const QString& file, CImageEx& image) = 0;
virtual bool SavePGM(const QString& fileName, const CImageEx& image) = 0;
virtual bool LoadPGM(const QString& fileName, CImageEx& image) = 0;
//! Scale source image to fit size of target image.
virtual void ScaleToFit(const CByteImage& srcImage, CByteImage& trgImage) = 0;
//! Scale source image to fit size of target image.
virtual void ScaleToFit(const CImageEx& srcImage, CImageEx& trgImage) = 0;
//! Scale source image to fit twice side by side in target image.
virtual void ScaleToDoubleFit(const CImageEx& srcImage, CImageEx& trgImage) = 0;
//! Scale source image twice down image with filering
enum _EAddrMode
{
WRAP, CLAMP
};
virtual void DownScaleSquareTextureTwice(const CImageEx& srcImage, CImageEx& trgImage, _EAddrMode eAddressingMode = WRAP) = 0;
//! Smooth image.
virtual void SmoothImage(CByteImage& image, int numSteps) = 0;
//! behavior outside of the texture is not defined
//! \param iniX in fix point 24.8
//! \param iniY in fix point 24.8
//! \return 0..255
virtual unsigned char GetBilinearFilteredAt(const int iniX256, const int iniY256, const CByteImage& image) = 0;
};
#endif // CRYINCLUDE_EDITOR_INCLUDE_IIMAGEUTIL_H