sdlGetTextureAlphaMod function

int sdlGetTextureAlphaMod(
  1. Pointer<SdlTexture> texture,
  2. Pointer<Uint8> alpha
)

Get the additional alpha value multiplied into render copy operations.

\param texture the texture to query \param alpha a pointer filled in with the current alpha value \returns 0 on success or a negative error code on failure; call SDL_GetError() for more information.

\since This function is available since SDL 2.0.0.

\sa SDL_GetTextureColorMod \sa SDL_SetTextureAlphaMod

extern DECLSPEC int SDLCALL SDL_GetTextureAlphaMod(SDL_Texture * texture, Uint8 * alpha)

Implementation

int sdlGetTextureAlphaMod(Pointer<SdlTexture> texture, Pointer<Uint8> alpha) {
  final sdlGetTextureAlphaModLookupFunction = libSdl2.lookupFunction<
      Int32 Function(Pointer<SdlTexture> texture, Pointer<Uint8> alpha),
      int Function(Pointer<SdlTexture> texture,
          Pointer<Uint8> alpha)>('SDL_GetTextureAlphaMod');
  return sdlGetTextureAlphaModLookupFunction(texture, alpha);
}