9954667c45
The exact commands to make this commit were: git reset --hard origin/master find -type f | # list all regular files grep -E '\.(h|cpp|fsh|vsh|mm)|LICENSE$' | # filter for text files xargs -n 1 -P $(nproc) sed -i 's:\s*$::' # for each file, trim trailing whitespace including the CR git commit -a
76 lines
2.8 KiB
C++
76 lines
2.8 KiB
C++
// Copyright (C) 2002-2012 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#pragma once
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#include "IImage.h"
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#include "rect.h"
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namespace irr
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{
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namespace video
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{
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//! check sanity of image dimensions to prevent issues later, for use by CImageLoaders
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inline bool checkImageDimensions(u32 width, u32 height)
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{
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// 4 * 23000 * 23000 is just under S32_MAX
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return width <= 23000 && height <= 23000;
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}
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//! IImage implementation with a lot of special image operations for
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//! 16 bit A1R5G5B5/32 Bit A8R8G8B8 images, which are used by the SoftwareDevice.
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class CImage : public IImage
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{
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public:
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//! constructor from raw image data
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/** \param useForeignMemory: If true, the image will use the data pointer
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directly and own it from now on, which means it will also try to delete [] the
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data when the image will be destructed. If false, the memory will by copied. */
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CImage(ECOLOR_FORMAT format, const core::dimension2d<u32>& size, void* data,
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bool ownForeignMemory = true, bool deleteMemory = true);
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//! constructor for empty image
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CImage(ECOLOR_FORMAT format, const core::dimension2d<u32>& size);
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//! returns a pixel
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SColor getPixel(u32 x, u32 y) const override;
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//! sets a pixel
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void setPixel(u32 x, u32 y, const SColor &color, bool blend = false ) override;
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//! copies this surface into another, if it has the exact same size and format.
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bool copyToNoScaling(void *target, u32 width, u32 height, ECOLOR_FORMAT format, u32 pitch=0) const override;
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//! copies this surface into another, scaling it to fit.
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void copyToScaling(void* target, u32 width, u32 height, ECOLOR_FORMAT format, u32 pitch=0) override;
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//! copies this surface into another, scaling it to fit.
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void copyToScaling(IImage* target) override;
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//! copies this surface into another
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void copyTo(IImage* target, const core::position2d<s32>& pos=core::position2d<s32>(0,0)) override;
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//! copies this surface into another
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void copyTo(IImage* target, const core::position2d<s32>& pos, const core::rect<s32>& sourceRect, const core::rect<s32>* clipRect=0) override;
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//! copies this surface into another, using the alpha mask, an cliprect and a color to add with
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virtual void copyToWithAlpha(IImage* target, const core::position2d<s32>& pos,
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const core::rect<s32>& sourceRect, const SColor &color,
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const core::rect<s32>* clipRect = 0, bool combineAlpha=false) override;
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//! copies this surface into another, scaling it to fit, applying a box filter
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void copyToScalingBoxFilter(IImage* target, s32 bias = 0, bool blend = false) override;
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//! fills the surface with given color
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void fill(const SColor &color) override;
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private:
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inline SColor getPixelBox ( s32 x, s32 y, s32 fx, s32 fy, s32 bias ) const;
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};
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} // end namespace video
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} // end namespace irr
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