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Added SDL_HINT_VULKAN_DISPLAY

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This commit is contained in:
Sam Lantinga 2024-08-03 10:06:01 -07:00
parent 997df06320
commit 3669d1e76a
2 changed files with 12 additions and 1 deletions
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11
include/SDL3/SDL_hints.h
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@ -3373,6 +3373,17 @@ extern "C" {
*/ */
#define SDL_HINT_VITA_TOUCH_MOUSE_DEVICE "SDL_VITA_TOUCH_MOUSE_DEVICE" #define SDL_HINT_VITA_TOUCH_MOUSE_DEVICE "SDL_VITA_TOUCH_MOUSE_DEVICE"
/**
* A variable overriding the display index used in SDL_Vulkan_CreateSurface()
*
* The display index starts at 0, which is the default.
*
* This hint should be set before calling SDL_Vulkan_CreateSurface()
*
* \since This hint is available since SDL 3.0.0.
*/
#define SDL_HINT_VULKAN_DISPLAY "SDL_VULKAN_DISPLAY"
/** /**
* Specify the Vulkan library to load. * Specify the Vulkan library to load.
* *

2
src/video/SDL_vulkan_utils.c
View file

@ -209,7 +209,7 @@ int SDL_Vulkan_Display_CreateSurface(void *vkGetInstanceProcAddr_,
SDL_SetError(VK_KHR_DISPLAY_EXTENSION_NAME " extension is not enabled in the Vulkan instance."); SDL_SetError(VK_KHR_DISPLAY_EXTENSION_NAME " extension is not enabled in the Vulkan instance.");
goto error; goto error;
} }
chosenDisplayId = SDL_getenv("SDL_VULKAN_DISPLAY"); chosenDisplayId = SDL_GetHint(SDL_HINT_VULKAN_DISPLAY);
if (chosenDisplayId) { if (chosenDisplayId) {
displayId = SDL_atoi(chosenDisplayId); displayId = SDL_atoi(chosenDisplayId);
} }