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Use SDL_abs() instead of libc abs() in ApplyFilter()

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Always good to use the SDL stdlib where possible.
This commit is contained in:
Misa 2020-11-07 16:23:48 -08:00 committed by Ethan Lee
parent 1a2dd787f3
commit 7687440273
1 changed files with 2 additions and 2 deletions
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4
desktop_version/src/GraphicsUtil.cpp
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@ -382,8 +382,8 @@ SDL_Surface* ApplyFilter( SDL_Surface* _src )
blue = static_cast<Uint8>(blue / 1.2f); blue = static_cast<Uint8>(blue / 1.2f);
} }
int distX = static_cast<int>((abs (160.0f -x ) / 160.0f) *16); int distX = static_cast<int>((SDL_abs (160.0f -x ) / 160.0f) *16);
int distY = static_cast<int>((abs (120.0f -y ) / 120.0f)*32); int distY = static_cast<int>((SDL_abs (120.0f -y ) / 120.0f)*32);
red = std::max(red - ( distX +distY), 0); red = std::max(red - ( distX +distY), 0);
green = std::max(green - ( distX +distY), 0); green = std::max(green - ( distX +distY), 0);