自学教程：C++ CSFML_CALL_RETURN函数代码示例

unsigned int sfWindow_GetHeight(const sfWindow* window){    CSFML_CALL_RETURN(window, GetHeight(), 0);}

sfBool sfTcpSocket_IsBlocking(const sfTcpSocket* socket){    CSFML_CALL_RETURN(socket, IsBlocking(), sfFalse);}

float sfSprite_GetRotation(const sfSprite* sprite){    CSFML_CALL_RETURN(sprite, GetRotation(), 0.f);}

float sfShape_getRotation(const sfShape* shape){    CSFML_CALL_RETURN(shape, getRotation(), 0.f);}

sfBool sfFtpDirectoryResponse_isOk(const sfFtpDirectoryResponse* ftpDirectoryResponse){    CSFML_CALL_RETURN(ftpDirectoryResponse, isOk(), sfFalse);}

/////////////////////////////////////////////////////////////// Return the height of the image////////////////////////////////////////////////////////////unsigned int sfImage_GetHeight(sfImage* Image){    CSFML_CALL_RETURN(Image, GetHeight(), 0);}

float sfShape_getOutlineThickness(const sfShape* shape){    CSFML_CALL_RETURN(shape, getOutlineThickness(), 0.f);}

sfUint32 sfText_getStyle(const sfText* text){    CSFML_CALL_RETURN(text, getStyle(), 0);}

sfBool sfRenderTexture_isSmooth(const sfRenderTexture* renderTexture){    CSFML_CALL_RETURN(renderTexture, isSmooth(), sfFalse);}

float sfText_getRotation(const sfText* text){    CSFML_CALL_RETURN(text, getRotation(), 0.f);}

unsigned int sfText_getCharacterSize(const sfText* text){    CSFML_CALL_RETURN(text, getCharacterSize(), 0);}

sfBool sfFtpResponse_IsOk(const sfFtpResponse* ftpResponse){    CSFML_CALL_RETURN(ftpResponse, IsOk(), sfFalse);}

sfBool sfWindow_IsOpen(const sfWindow* window){    CSFML_CALL_RETURN(window, IsOpen(), sfFalse);}

sfBool sfWindow_SetActive(sfWindow* window, sfBool active){    CSFML_CALL_RETURN(window, SetActive(active == sfTrue), sfFalse);}

/////////////////////////////////////////////////////////////// Get a read-only pointer to the array of pixels of an image (8 bits integers RGBA)/// Array size is sfImage_GetWidth() x sfImage_GetHeight() x 4/// This pointer becomes invalid if you reload or resize the image////////////////////////////////////////////////////////////const sfUint8* sfImage_GetPixelsPtr(sfImage* Image){    CSFML_CALL_RETURN(Image, GetPixelsPtr(), NULL);}

sfBool sfRenderTexture_setActive(sfRenderTexture* renderTexture, sfBool active){    CSFML_CALL_RETURN(renderTexture, setActive(active == sfTrue), sfFalse);}

/////////////////////////////////////////////////////////////// Return the width of the image////////////////////////////////////////////////////////////unsigned int sfImage_GetWidth(sfImage* Image){    CSFML_CALL_RETURN(Image, GetWidth(), 0);}

sfBool sfRenderWindow_isOpen(const sfRenderWindow* renderWindow){    CSFML_CALL_RETURN(renderWindow, isOpen(), sfFalse);}

/////////////////////////////////////////////////////////////// Tells whether the smoothing filter is enabled or not on an image////////////////////////////////////////////////////////////sfBool sfImage_IsSmooth(sfImage* Image){    CSFML_CALL_RETURN(Image, IsSmooth(), sfFalse);}

sfBool sfRenderWindow_setActive(sfRenderWindow* renderWindow, sfBool active){    CSFML_CALL_RETURN(renderWindow, setActive(active == sfTrue), sfFalse);}

unsigned int sfShape_getPointCount(const sfShape* shape){    CSFML_CALL_RETURN(shape, getPointCount(), 0);}

sfBool sfRenderWindow_hasFocus(const sfRenderWindow* renderWindow){    CSFML_CALL_RETURN(renderWindow, hasFocus(), sfFalse);}

sfBool sfFtpListingResponse_isOk(const sfFtpListingResponse* ftpListingResponse){    CSFML_CALL_RETURN(ftpListingResponse, isOk(), sfFalse);}

unsigned int sfHttpResponse_GetMinorVersion(const sfHttpResponse* httpResponse){    CSFML_CALL_RETURN(httpResponse, GetMinorHttpVersion(), 0);}

const float* sfTransform_GetMatrix(const sfTransform* transform){    CSFML_CALL_RETURN(transform, GetMatrix(), NULL);}

/////////////////////////////////////////////////////////////// Save the content of an image to a file////////////////////////////////////////////////////////////sfBool sfImage_SaveToFile(sfImage* Image, const char* Filename){    CSFML_CALL_RETURN(Image, SaveToFile(Filename), sfFalse);}

unsigned short sfTcpSocket_GetRemotePort(const sfTcpSocket* socket){    CSFML_CALL_RETURN(socket, GetRemotePort(), 0);}

/////////////////////////////////////////////////////////////// Create the image from the current contents of the/// given window////////////////////////////////////////////////////////////CSFML_API sfBool sfImage_CopyScreen(sfImage* Image, sfRenderWindow* Window, sfIntRect SourceRect){    CSFML_CHECK_RETURN(Window, sfFalse);    sf::IntRect SFMLRect(SourceRect.Left, SourceRect.Top, SourceRect.Right, SourceRect.Bottom);    CSFML_CALL_RETURN(Image, CopyScreen(Window->This, SFMLRect), sfFalse);}

/////////////////////////////////////////////////////////////// Set the blending mode for a shape////////////////////////////////////////////////////////////void sfShape_SetBlendMode(sfShape* Shape, sfBlendMode Mode){    CSFML_CALL(Shape, SetBlendMode(static_cast<sf::Blend::Mode>(Mode)))}/////////////////////////////////////////////////////////////// Get the X position of a shape////////////////////////////////////////////////////////////float sfShape_GetX(sfShape* Shape){    CSFML_CALL_RETURN(Shape, GetPosition().x, 0.f)}/////////////////////////////////////////////////////////////// Get the Y position of a shape////////////////////////////////////////////////////////////float sfShape_GetY(sfShape* Shape){    CSFML_CALL_RETURN(Shape, GetPosition().y, 0.f)}/////////////////////////////////////////////////////////////// Get the horizontal scale of a shape////////////////////////////////////////////////////////////

unsigned int sfWindow_GetWidth(const sfWindow* window){    CSFML_CALL_RETURN(window, GetWidth(), 0);}