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WIP impl "Enabling device extensions"

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TODO: "Querying details of swap chain support"
https://vulkan-tutorial.com/en/Drawing_a_triangle/Presentation/Swap_chain
This commit is contained in:
Stephen Seo 2024-03-05 17:01:57 +09:00
parent d49b8acede
commit 66be063ce0
1 changed files with 7 additions and 5 deletions
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12
src/main.rs
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@ -29,6 +29,9 @@ const ENABLE_VALIDATION_LAYERS: bool = false;
const VALIDATION_LAYER_STR_0: &str = "VK_LAYER_KHRONOS_validation\x00";
const VALIDATION_LAYERS: [*const u8; 1] = [VALIDATION_LAYER_STR_0.as_ptr()];
const DEVICE_EXTENSIONS: [*const i8; 1] =
[ffi::VK_KHR_SWAPCHAIN_EXTENSION_NAME as *const u8 as *const i8];
fn check_validation_layer_support() -> bool {
let mut layer_count: u32 = 0;
unsafe {
@ -361,7 +364,9 @@ impl VulkanApp {
dev_create_info.queueCreateInfoCount = dev_queue_create_infos.len() as u32;
dev_create_info.pEnabledFeatures = std::ptr::addr_of!(phys_dev_feat);
dev_create_info.enabledExtensionCount = 0;
dev_create_info.ppEnabledExtensionNames = DEVICE_EXTENSIONS.as_ptr();
dev_create_info.enabledExtensionCount = DEVICE_EXTENSIONS.len() as u32;
if ENABLE_VALIDATION_LAYERS {
dev_create_info.enabledLayerCount = VALIDATION_LAYERS.len() as u32;
dev_create_info.ppEnabledLayerNames = VALIDATION_LAYERS.as_ptr() as *const *const i8;
@ -500,11 +505,8 @@ impl VulkanApp {
}
fn check_device_extensions_support(&self, dev: ffi::VkPhysicalDevice) -> bool {
let req_extensions_vec: Vec<*const std::ffi::c_char> =
vec![ffi::VK_KHR_SWAPCHAIN_EXTENSION_NAME as *const u8 as *const std::ffi::c_char];
let mut req_extensions: HashSet<CString> = HashSet::new();
for dev_ext in req_extensions_vec {
for dev_ext in DEVICE_EXTENSIONS {
let cstr = unsafe { CStr::from_ptr(dev_ext) };
req_extensions.insert(cstr.to_owned());
}