glfwSetWindowContentScaleCallback

Sets the window content scale callback for the specified window.

This function sets the window content scale callback of the specified window, which is called when the content scale of the specified window changes.

extern (C) @nogc nothrow __gshared
glfwSetWindowContentScaleCallback

Parameters

window GLFWwindow*

The window whose callback to set.

callback GLFWwindowcontentscalefun

The new callback, or null to remove the currently set callback.

Return Value

The previously set callback, or null if no callback was set or the library had not been initialized.

@callback_signature

void function_name(GLFWwindow* window, float xscale, float yscale)

For more information about the callback parameters, see the function pointer type.

Errors: Possible errors include @ref GLFW_NOT_INITIALIZED.

Thread Safety

This function must only be called from the main thread.

@sa @ref window_scale @sa @ref glfwGetWindowContentScale

Meta

Since

Added in version 3.3.

Ingroup: window