Provided by: libsdl3-doc_3.2.8+ds-1_all 

NAME
SDL_GetGPUSwapchainTextureFormat - Obtains the texture format of the swapchain for the given window.
HEADER FILE
Defined in SDL3/SDL_gpu.h
SYNOPSIS
#include "SDL3/SDL.h" SDL_GPUTextureFormat SDL_GetGPUSwapchainTextureFormat( SDL_GPUDevice *device, SDL_Window *window);
DESCRIPTION
Note that this format can change if the swapchain parameters change.
FUNCTION PARAMETERS
device a GPU context. window an SDL_Window that has been claimed.
RETURN VALUE
( SDL_GPUTextureFormat ) Returns the texture format of the swapchain.
AVAILABILITY
This function is available since SDL 3.2.0. Simple Directmedia Layer SDL 3.2.8 SDL_GetGPUSwapchainTextureFormat(3)