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https://github.com/TES3MP/openmw-tes3mp.git
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28 lines
878 B
C++
28 lines
878 B
C++
#include "imagetosurface.hpp"
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#include <osg/Image>
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#include <SDL_surface.h>
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namespace SDLUtil
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{
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SDL_Surface* imageToSurface(osg::Image *image, bool flip)
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{
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int width = image->s();
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int height = image->t();
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SDL_Surface* surface = SDL_CreateRGBSurface(0, width, height, 32, 0xFF000000,0x00FF0000,0x0000FF00,0x000000FF);
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for(int x = 0; x < width; ++x)
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for(int y = 0; y < height; ++y)
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{
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osg::Vec4f clr = image->getColor(x, flip ? ((height-1)-y) : y);
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int bpp = surface->format->BytesPerPixel;
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Uint8 *p = (Uint8 *)surface->pixels + y * surface->pitch + x * bpp;
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*(Uint32*)(p) = SDL_MapRGBA(surface->format, static_cast<Uint8>(clr.r() * 255),
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static_cast<Uint8>(clr.g() * 255), static_cast<Uint8>(clr.b() * 255), static_cast<Uint8>(clr.a() * 255));
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}
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return surface;
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}
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}
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