Golang SDL_GetRenderer示例

示例#1

文件： render.go 项目： emlai/go-sdl2

// Window (https://wiki.libsdl.org/SDL_GetRenderer)
func (window *Window) GetRenderer() (*Renderer, error) {
	_renderer := C.SDL_GetRenderer(window.cptr())
	if _renderer == nil {
		return nil, GetError()
	}
	return (*Renderer)(unsafe.Pointer(_renderer)), nil
}

示例#2

文件： render.go 项目： willemvds/sdl

func (w *Window) GetRenderer() (*Renderer, error) {
	r := C.SDL_GetRenderer(w.c)
	if r == nil {
		return nil, getError()
	}

	return &Renderer{r}, nil
}

示例#3

文件： sdl_render.go 项目： kyleconroy/golds

func (window *Window) GetRenderer() *Renderer {
	_window := (*C.SDL_Window)(unsafe.Pointer(window))
	return (*Renderer)(unsafe.Pointer(C.SDL_GetRenderer(_window)))
}

示例#4

文件： render.go 项目： JalfResi/go-sdl2

func (window *Window) GetRenderer() *Renderer {
	return (*Renderer)(unsafe.Pointer(C.SDL_GetRenderer(window.cptr())))
}