mirror of
https://github.com/minetest/irrlicht.git
synced 2024-11-05 09:50:41 +01:00
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
|
|
// This file is part of the "Irrlicht Engine".
|
|
// For conditions of distribution and use, see copyright notice in irrlicht.h
|
|
|
|
#pragma once
|
|
|
|
#include "IImage.h"
|
|
#include "rect.h"
|
|
|
|
namespace irr
|
|
{
|
|
namespace video
|
|
{
|
|
|
|
//! check sanity of image dimensions to prevent issues later, for use by CImageLoaders
|
|
inline bool checkImageDimensions(u32 width, u32 height)
|
|
{
|
|
// 4 * 23000 * 23000 is just under S32_MAX
|
|
return width <= 23000 && height <= 23000;
|
|
}
|
|
|
|
//! IImage implementation with a lot of special image operations for
|
|
//! 16 bit A1R5G5B5/32 Bit A8R8G8B8 images, which are used by the SoftwareDevice.
|
|
class CImage : public IImage
|
|
{
|
|
public:
|
|
|
|
//! constructor from raw image data
|
|
/** \param useForeignMemory: If true, the image will use the data pointer
|
|
directly and own it from now on, which means it will also try to delete [] the
|
|
data when the image will be destructed. If false, the memory will by copied. */
|
|
CImage(ECOLOR_FORMAT format, const core::dimension2d<u32>& size, void* data,
|
|
bool ownForeignMemory = true, bool deleteMemory = true);
|
|
|
|
//! constructor for empty image
|
|
CImage(ECOLOR_FORMAT format, const core::dimension2d<u32>& size);
|
|
|
|
//! returns a pixel
|
|
SColor getPixel(u32 x, u32 y) const override;
|
|
|
|
//! sets a pixel
|
|
void setPixel(u32 x, u32 y, const SColor &color, bool blend = false ) override;
|
|
|
|
//! copies this surface into another, if it has the exact same size and format.
|
|
bool copyToNoScaling(void *target, u32 width, u32 height, ECOLOR_FORMAT format, u32 pitch=0) const override;
|
|
|
|
//! copies this surface into another, scaling it to fit.
|
|
void copyToScaling(void* target, u32 width, u32 height, ECOLOR_FORMAT format, u32 pitch=0) override;
|
|
|
|
//! copies this surface into another, scaling it to fit.
|
|
void copyToScaling(IImage* target) override;
|
|
|
|
//! copies this surface into another
|
|
void copyTo(IImage* target, const core::position2d<s32>& pos=core::position2d<s32>(0,0)) override;
|
|
|
|
//! copies this surface into another
|
|
void copyTo(IImage* target, const core::position2d<s32>& pos, const core::rect<s32>& sourceRect, const core::rect<s32>* clipRect=0) override;
|
|
|
|
//! copies this surface into another, using the alpha mask, an cliprect and a color to add with
|
|
virtual void copyToWithAlpha(IImage* target, const core::position2d<s32>& pos,
|
|
const core::rect<s32>& sourceRect, const SColor &color,
|
|
const core::rect<s32>* clipRect = 0, bool combineAlpha=false) override;
|
|
|
|
//! copies this surface into another, scaling it to fit, applying a box filter
|
|
void copyToScalingBoxFilter(IImage* target, s32 bias = 0, bool blend = false) override;
|
|
|
|
//! fills the surface with given color
|
|
void fill(const SColor &color) override;
|
|
|
|
private:
|
|
inline SColor getPixelBox ( s32 x, s32 y, s32 fx, s32 fy, s32 bias ) const;
|
|
};
|
|
|
|
} // end namespace video
|
|
} // end namespace irr
|