SDL_GetWindowGammaRamp
Use this function to get the gamma ramp for the display that owns a given window.
Contents
Syntax
int SDL_GetWindowGammaRamp(SDL_Window* window,
Uint16* red,
Uint16* green,
Uint16* blue)
Function Parameters
window |
the window used to select the display whose gamma ramp will be queried |
red |
a 256 element array of 16-bit quantities filled in with the translation table for the red channel, or NULL |
green |
a 256 element array of 16-bit quantities filled in with the translation table for the green channel, or NULL |
blue |
a 256 element array of 16-bit quantities filled in with the translation table for the blue channel, or NULL |
Return Value
Returns 0 on success or a negative error code on failure; call SDL_GetError() for more information.
Code Examples
You can add your code example here
Remarks
Despite the name and signature, this method retrieves the gamma ramp of the entire display, not an individual window. A window is considered to be owned by the display that contains the window's center pixel. (The index of this display can be retrieved using SDL_GetWindowDisplayIndex().)
