aseprite/src/doc/primitives_fast.h

80 lines
2.0 KiB
C++

// Aseprite Document Library
// Copyright (c) 2023 Igara Studio S.A.
// Copyright (c) 2001-2015 David Capello
//
// This file is released under the terms of the MIT license.
// Read LICENSE.txt for more information.
#ifndef DOC_PRIMITIVES_FAST_H_INCLUDED
#define DOC_PRIMITIVES_FAST_H_INCLUDED
#pragma once
#include "doc/color.h"
#include "doc/image.h"
#include "doc/image_impl.h"
#include "doc/image_traits.h"
namespace doc {
template<typename ImageTraits>
class ImageImpl;
template<class Traits>
inline typename Traits::address_t get_pixel_address_fast(const Image* image, int x, int y)
{
ASSERT(x >= 0 && x < image->width());
ASSERT(y >= 0 && y < image->height());
return (((ImageImpl<Traits>*)image)->address(x, y));
}
template<class Traits>
inline typename Traits::pixel_t get_pixel_fast(const Image* image, int x, int y)
{
ASSERT(x >= 0 && x < image->width());
ASSERT(y >= 0 && y < image->height());
return *(((ImageImpl<Traits>*)image)->address(x, y));
}
template<class Traits>
inline void put_pixel_fast(Image* image, int x, int y, typename Traits::pixel_t color)
{
ASSERT(x >= 0 && x < image->width());
ASSERT(y >= 0 && y < image->height());
*(((ImageImpl<Traits>*)image)->address(x, y)) = color;
}
//////////////////////////////////////////////////////////////////////
// Bitmap specialization
#if DOC_USE_BITMAP_AS_1BPP
template<>
inline BitmapTraits::pixel_t get_pixel_fast<BitmapTraits>(const Image* image, int x, int y)
{
ASSERT(x >= 0 && x < image->width());
ASSERT(y >= 0 && y < image->height());
return (*image->getPixelAddress(x, y)) & (1 << (x % 8)) ? 1 : 0;
}
template<>
inline void put_pixel_fast<BitmapTraits>(Image* image, int x, int y, BitmapTraits::pixel_t color)
{
ASSERT(x >= 0 && x < image->width());
ASSERT(y >= 0 && y < image->height());
if (color)
*image->getPixelAddress(x, y) |= (1 << (x % 8));
else
*image->getPixelAddress(x, y) &= ~(1 << (x % 8));
}
#endif // DOC_USE_BITMAP_AS_1BPP
} // namespace doc
#endif