VulkanCapsViewer | Vulkan hardware capability viewer | Awesome List library
kandi X-RAY | VulkanCapsViewer Summary
kandi X-RAY | VulkanCapsViewer Summary
Vulkan hardware capability viewer
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of VulkanCapsViewer
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Community Discussions
Trending Discussions on VulkanCapsViewer
QUESTION
I am developing an app using Vulkan, using a Google Pixel. I was successfully calling vkCreateInstance
, and rendering. However, now when I call vkCreateInstance
, I get VK_ERROR_LAYER_NOT_PRESENT
. I am not requesting any layers, and I am only attempting to load VK_KHR_SWAPCHAIN_EXTENSION_NAME
, VK_KHR_SURFACE_EXTENSION_NAME
, VK_KHR_ANDROID_SURFACE_EXTENSION_NAME
extensions (code is unchanged from what was working).
If I download other Vulkan apps, they report the same issue (for example, the Hardware CapsViewer for Vulkan). Also, when loading apps, I also get the following messages:
...ANSWER
Answered 2017-Feb-02 at 15:32It was the properties. Apparently they are added by the Snapdragon Profiler, which did not shutdown correctly. If I open it again, and close it, it sets these properties on shutdown, and everything works again.
QUESTION
I'm just starting to learn Vulkan. I've got the book "Vulkan Programming Guide" by Graham Sellers, and an RX 480 with the AMDGPU pro drivers in my system. I'm running Arch Linux, and I've been able to run some Vulkan demos on my system.
I have a minimal code block which causes a segmentation fault. Oddly, on my way to generating this block in order to pose this question, I do have it running with vkCreateInstance() being called from a constructor, and first noticed a segmentation fault when I added a try/catch to my code.
Now, even without try/catch this causes a segmentation fault:
...ANSWER
Answered 2017-Jan-12 at 02:45vkCreateInstance expects pointer to allocated object that it will fill in, you are giving it just pointer to nowhere (could be 0 in debug, will be garbage in release), to test it - create object on a stack and give its address:
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