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並前往http://5.9.10.113/24727184/zooming-an-image-while-keeping-it-centered-in-sdl2

Zooming an image while keeping it centered in SDL2 - Quabr

scaleHeight) { SDL_QueryTexture(this->imageCache, NULL, NULL, &this->position.w, &this->position.h); this->position.x = (int) x ...

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查詢 「SDL_QueryTexture」的人也找了：

  1. SDL_CreateTexture
    2.
  2. SDL_RenderCopy
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  3. Sdl_settextureblendmode
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  4. SDL_Texture
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  5. Sdl_texture width
    6.
  6. SDL_DestroyTexture
    7.
  7. SDL_SetTextureColorMod
    8.
  8. SDL_UpdateTexture
    9.