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add GN_SUBOPTIMAL_PRESENTATION_QUEUE return for mtlGetImage

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This commit is contained in:
Gregory Wells
2025-07-23 17:00:31 -04:00
parent 3661e39ac1
commit 554bbbcf2e
2 changed files with 15 additions and 0 deletions
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3
projects/apis/metal/src/presentation_queue/metal_presentation_queue.h
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@@ -16,6 +16,9 @@ typedef struct gnPlatformPresentationQueue_t {
uint32_tArrayList avaliableTextures;
mtlImageNeededArrayList neededImages;
gnVec2 createdSize;
// gnVec2 createdWindowSize;
} gnPlatformPresentationQueue;
gnReturnCode createMetalPresentationQueue(gnPresentationQueueHandle presentationQueue, const gnDevice device, gnPresentationQueueInfo presentationInfo);

12
projects/apis/metal/src/presentation_queue/metal_presentation_queue.m
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@@ -20,6 +20,8 @@ gnReturnCode createMetalPresentationQueue(gnPresentationQueueHandle presentation
}
presentationQueue->presentationQueue = malloc(sizeof(struct gnPlatformPresentationQueue_t));
presentationQueue->presentationQueue->createdSize.x = presentationInfo.surface->windowSurface->layer.visibleRect.size.width;
presentationQueue->presentationQueue->createdSize.y = presentationInfo.surface->windowSurface->layer.visibleRect.size.height;
MTLPixelFormat convertedFormat = mtlGryphnFormatToMetalFormat(presentationInfo.format.format);
@@ -69,12 +71,22 @@ void mtlAddImageBackToQueue(gnPresentationQueue queue, uint32_t index) {
gnReturnCode getMetalPresentQueueImageAsync(gnPresentationQueueHandle presentationQueue, uint64_t timeout, gnSemaphore semaphore, uint32_t* imageIndex) {
while(presentationQueue->presentationQueue->avaliableTextures.count == 0);
mtlTakeImageFromQueue(imageIndex, presentationQueue, semaphore);
CGSize currentSize = presentationQueue->info.surface->windowSurface->layer.visibleRect.size;
if (currentSize.width != presentationQueue->presentationQueue->createdSize.x ||
currentSize.height != presentationQueue->presentationQueue->createdSize.y) return GN_SUBOPTIMAL_PRESENTATION_QUEUE;
return GN_SUCCESS;
}
gnReturnCode getMetalPresentQueueImage(gnPresentationQueueHandle presentationQueue, uint32_t* imageIndex) {
while (presentationQueue->presentationQueue->avaliableTextures.count == 0) {}
mtlTakeImageFromQueue(imageIndex, presentationQueue, NULL);
CGSize currentSize = presentationQueue->info.surface->windowSurface->layer.visibleRect.size;
if (currentSize.width != presentationQueue->presentationQueue->createdSize.x ||
currentSize.height != presentationQueue->presentationQueue->createdSize.y) return GN_SUBOPTIMAL_PRESENTATION_QUEUE;
return GN_SUCCESS;
}