2023-04-05 13:04:20 -04:00
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use super::*;
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2023-04-05 16:34:09 -04:00
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use crate::VALIDATION_ENABLED;
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2023-04-05 13:04:20 -04:00
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use ::anyhow::{anyhow, Result};
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use ::log::*;
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use ::std::collections::HashSet;
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use ::std::ffi::CStr;
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use ::std::os::raw::c_void;
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use ::vulkanalia::prelude::v1_0::*;
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use ::vulkanalia::window as vk_window;
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use ::winit::window::Window;
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extern "system" fn debug_callback(
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severity: vk::DebugUtilsMessageSeverityFlagsEXT,
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type_: vk::DebugUtilsMessageTypeFlagsEXT,
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data: *const vk::DebugUtilsMessengerCallbackDataEXT,
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_: *mut c_void,
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) -> vk::Bool32 {
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let data = unsafe { *data };
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let message = unsafe { CStr::from_ptr(data.message) }.to_string_lossy();
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if severity >= vk::DebugUtilsMessageSeverityFlagsEXT::ERROR {
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error!("({:?}) {}", type_, message);
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} else if severity >= vk::DebugUtilsMessageSeverityFlagsEXT::WARNING {
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warn!("({:?}) {}", type_, message);
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} else if severity >= vk::DebugUtilsMessageSeverityFlagsEXT::INFO {
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debug!("({:?}) {}", type_, message);
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} else {
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trace!("({:?}) {}", type_, message);
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}
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vk::FALSE
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}
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2023-04-07 10:03:59 -04:00
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//================================================
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// Physical Device
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//================================================
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2023-04-05 13:04:20 -04:00
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pub(super) unsafe fn create_instance(
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window: &Window,
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entry: &Entry,
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data: &mut AppData,
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) -> Result<Instance> {
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2023-04-05 15:41:32 -04:00
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// Application Info
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2023-04-05 13:04:20 -04:00
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let application_info = vk::ApplicationInfo::builder()
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.application_name(b"Vulkan Tutorial\0")
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.application_version(vk::make_version(1, 0, 0))
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.engine_name(b"No Engine\0")
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.engine_version(vk::make_version(1, 0, 0))
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.api_version(vk::make_version(1, 0, 0));
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2023-04-05 15:41:32 -04:00
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// Layers
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2023-04-05 13:04:20 -04:00
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let available_layers = entry
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.enumerate_instance_layer_properties()?
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.iter()
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.map(|l| l.layer_name)
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.collect::<HashSet<_>>();
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if VALIDATION_ENABLED && !available_layers.contains(&VALIDATION_LAYER) {
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return Err(anyhow!("Validation layer requested but not supported."));
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}
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let layers = if VALIDATION_ENABLED {
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vec![VALIDATION_LAYER.as_ptr()]
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} else {
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Vec::new()
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};
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2023-04-05 15:41:32 -04:00
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// Extensions
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2023-04-05 13:04:20 -04:00
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let mut extensions = vk_window::get_required_instance_extensions(window)
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.iter()
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.map(|e| e.as_ptr())
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.collect::<Vec<_>>();
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if VALIDATION_ENABLED {
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extensions.push(vk::EXT_DEBUG_UTILS_EXTENSION.name.as_ptr());
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}
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// Compatibility extension for macOS
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2023-04-07 11:20:48 -04:00
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let flags = if (cfg!(target_os = "macos") && entry.version()? >= PORTABILITY_MACOS_VERSION)
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|| entry
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.enumerate_instance_extension_properties(None)?
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.iter()
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.any(|e| e.extension_name == vk::KHR_PORTABILITY_ENUMERATION_EXTENSION.name)
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{
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info!("Enabling extensions for macOS compatibility.");
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extensions.push(vk::KHR_PORTABILITY_ENUMERATION_EXTENSION.name.as_ptr());
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2023-04-05 15:41:32 -04:00
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extensions.push(
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vk::KHR_GET_PHYSICAL_DEVICE_PROPERTIES2_EXTENSION
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.name
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.as_ptr(),
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);
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2023-04-05 13:04:20 -04:00
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vk::InstanceCreateFlags::ENUMERATE_PORTABILITY_KHR
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} else {
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vk::InstanceCreateFlags::empty()
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};
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2023-04-05 15:41:32 -04:00
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// Create
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2023-04-05 13:04:20 -04:00
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let mut info = vk::InstanceCreateInfo::builder()
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.application_info(&application_info)
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.enabled_layer_names(&layers)
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.enabled_extension_names(&extensions)
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.flags(flags);
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let mut debug_info = vk::DebugUtilsMessengerCreateInfoEXT::builder()
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.message_severity(vk::DebugUtilsMessageSeverityFlagsEXT::all())
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.message_type(vk::DebugUtilsMessageTypeFlagsEXT::all())
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.user_callback(Some(debug_callback));
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if VALIDATION_ENABLED {
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info = info.push_next(&mut debug_info);
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}
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let instance = entry.create_instance(&info, None)?;
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2023-04-05 15:41:32 -04:00
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// Messenger
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if VALIDATION_ENABLED {
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data.messenger = instance.create_debug_utils_messenger_ext(&debug_info, None)?;
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}
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2023-04-05 13:04:20 -04:00
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Ok(instance)
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}
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pub(super) unsafe fn pick_physical_device(instance: &Instance, data: &mut AppData) -> Result<()> {
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for physical_device in instance.enumerate_physical_devices()? {
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let properties = instance.get_physical_device_properties(physical_device);
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if let Err(error) = check_physical_device(instance, data, physical_device) {
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warn!(
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"Skipping physical device (`{}`): {}",
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properties.device_name, error
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);
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} else {
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info!("Selected physical device (`{}`).", properties.device_name);
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data.physical_device = physical_device;
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return Ok(());
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}
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}
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Err(anyhow!("Failed to find suitable physical device."))
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}
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2023-04-06 15:28:09 -04:00
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unsafe fn check_physical_device(
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instance: &Instance,
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data: &AppData,
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physical_device: vk::PhysicalDevice,
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) -> Result<()> {
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2023-04-06 15:28:09 -04:00
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QueueFamilyIndices::get(instance, data, physical_device)?;
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2023-04-05 16:34:09 -04:00
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check_physical_device_extensions(instance, physical_device)?;
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let support = SwapchainSupport::get(instance, data, physical_device)?;
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if support.formats.is_empty() || support.present_modes.is_empty() {
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return Err(anyhow!(SuitabilityError("Insufficient swapchain support.")));
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}
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2023-04-05 13:04:20 -04:00
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Ok(())
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}
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2023-04-06 15:28:09 -04:00
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unsafe fn check_physical_device_extensions(
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instance: &Instance,
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physical_device: vk::PhysicalDevice,
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) -> Result<()> {
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let extensions = instance
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.enumerate_device_extension_properties(physical_device, None)?
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.iter()
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.map(|e| e.extension_name)
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.collect::<HashSet<_>>();
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if DEVICE_EXTENSIONS.iter().all(|e| extensions.contains(e)) {
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Ok(())
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} else {
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Err(anyhow!(SuitabilityError(
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"Missing required device extensions."
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)))
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}
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}
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2023-04-07 10:03:59 -04:00
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//================================================
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// Logical Device
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//================================================
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2023-04-05 13:04:20 -04:00
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pub(super) unsafe fn create_logical_device(
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instance: &Instance,
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data: &mut AppData,
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) -> Result<Device> {
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2023-04-05 15:41:32 -04:00
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// Queue Create Infos
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2023-04-06 15:28:09 -04:00
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let indices = QueueFamilyIndices::get(instance, data, data.physical_device)?;
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2023-04-05 13:04:20 -04:00
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2023-04-05 15:41:32 -04:00
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let mut unique_indices = HashSet::new();
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unique_indices.insert(indices.graphics);
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unique_indices.insert(indices.present);
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2023-04-05 13:04:20 -04:00
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let queue_priorities = &[1.0];
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2023-04-05 15:41:32 -04:00
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let queue_infos = unique_indices
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.iter()
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.map(|i| {
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vk::DeviceQueueCreateInfo::builder()
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.queue_family_index(*i)
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.queue_priorities(queue_priorities)
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})
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.collect::<Vec<_>>();
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2023-04-05 13:04:20 -04:00
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2023-04-05 15:41:32 -04:00
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// Layers
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2023-04-05 13:04:20 -04:00
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let layers = if VALIDATION_ENABLED {
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vec![VALIDATION_LAYER.as_ptr()]
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} else {
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vec![]
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};
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2023-04-05 15:41:32 -04:00
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// Extensions
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2023-04-05 16:34:09 -04:00
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let mut extensions = DEVICE_EXTENSIONS
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.iter()
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.map(|n| n.as_ptr())
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.collect::<Vec<_>>();
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// mac OS Metal -> Vulkan rendering fix
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if instance
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2023-04-05 15:41:32 -04:00
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.enumerate_device_extension_properties(data.physical_device, None)?
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.iter()
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.any(|e| e.extension_name == vk::KHR_PORTABILITY_SUBSET_EXTENSION.name)
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{
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2023-04-05 16:34:09 -04:00
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extensions.push(vk::KHR_PORTABILITY_SUBSET_EXTENSION.name.as_ptr());
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}
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2023-04-05 15:41:32 -04:00
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// Features
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2023-04-05 13:04:20 -04:00
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let features = vk::PhysicalDeviceFeatures::builder();
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2023-04-05 15:41:32 -04:00
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// Create
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2023-04-05 13:04:20 -04:00
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let info = vk::DeviceCreateInfo::builder()
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.queue_create_infos(&queue_infos)
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.enabled_layer_names(&layers)
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.enabled_extension_names(&extensions)
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.enabled_features(&features);
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2023-04-05 13:04:20 -04:00
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let device = instance.create_device(data.physical_device, &info, None)?;
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2023-04-05 15:41:32 -04:00
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// Queues
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data.graphics_queue = device.get_device_queue(indices.graphics, 0);
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2023-04-05 15:41:32 -04:00
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data.present_queue = device.get_device_queue(indices.present, 0);
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2023-04-05 13:04:20 -04:00
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Ok(device)
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}
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2023-04-05 16:34:09 -04:00
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2023-04-07 10:03:59 -04:00
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//================================================
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// Swapchain
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//================================================
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2023-04-05 16:34:09 -04:00
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pub(super) unsafe fn create_swapchain(
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window: &Window,
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instance: &Instance,
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device: &Device,
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data: &mut AppData,
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) -> Result<()> {
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2023-04-06 15:28:09 -04:00
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let indices = QueueFamilyIndices::get(instance, data, data.physical_device)?;
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2023-04-05 16:34:09 -04:00
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let support = SwapchainSupport::get(instance, data, data.physical_device)?;
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let surface_format = get_swapchain_surface_format(&support.formats);
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let present_mode = get_swapchain_present_mode(&support.present_modes);
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let extent = get_swapchain_extent(window, support.capabilities);
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let mut image_count = support.capabilities.min_image_count + 1;
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if support.capabilities.max_image_count != 0
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&& image_count > support.capabilities.max_image_count
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{
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image_count = support.capabilities.max_image_count;
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}
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let mut queue_family_indices = vec![];
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let image_sharing_mode = if indices.graphics != indices.present {
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queue_family_indices.push(indices.graphics);
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queue_family_indices.push(indices.present);
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vk::SharingMode::CONCURRENT
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} else {
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vk::SharingMode::EXCLUSIVE
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};
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let info = vk::SwapchainCreateInfoKHR::builder()
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.surface(data.surface)
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.min_image_count(image_count)
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.image_format(surface_format.format)
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.image_color_space(surface_format.color_space)
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.image_extent(extent)
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.image_array_layers(1)
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.image_usage(vk::ImageUsageFlags::COLOR_ATTACHMENT)
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.image_sharing_mode(image_sharing_mode)
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.queue_family_indices(&queue_family_indices)
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.pre_transform(support.capabilities.current_transform)
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.composite_alpha(vk::CompositeAlphaFlagsKHR::OPAQUE)
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.present_mode(present_mode)
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.clipped(true)
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.old_swapchain(vk::SwapchainKHR::null());
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data.swapchain = device.create_swapchain_khr(&info, None)?;
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data.swapchain_images = device.get_swapchain_images_khr(data.swapchain)?;
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data.swapchain_format = surface_format.format;
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data.swapchain_extent = extent;
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Ok(())
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}
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2023-04-06 14:35:50 -04:00
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2023-04-07 10:03:59 -04:00
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fn get_swapchain_surface_format(formats: &[vk::SurfaceFormatKHR]) -> vk::SurfaceFormatKHR {
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formats
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.iter()
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.cloned()
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.find(|f| {
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f.format == vk::Format::B8G8R8A8_SRGB
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&& f.color_space == vk::ColorSpaceKHR::SRGB_NONLINEAR
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})
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.unwrap_or_else(|| formats[0])
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}
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fn get_swapchain_present_mode(present_modes: &[vk::PresentModeKHR]) -> vk::PresentModeKHR {
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present_modes
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.iter()
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.cloned()
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.find(|m| *m == vk::PresentModeKHR::MAILBOX)
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.unwrap_or(vk::PresentModeKHR::FIFO)
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}
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fn get_swapchain_extent(window: &Window, capabilities: vk::SurfaceCapabilitiesKHR) -> vk::Extent2D {
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if capabilities.current_extent.width != u32::MAX {
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capabilities.current_extent
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} else {
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let size = window.inner_size();
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|
let clamp = |min: u32, max: u32, v: u32| min.max(max.min(v));
|
|
|
|
vk::Extent2D::builder()
|
|
|
|
.width(clamp(
|
|
|
|
capabilities.min_image_extent.width,
|
|
|
|
capabilities.max_image_extent.width,
|
|
|
|
size.width,
|
|
|
|
))
|
|
|
|
.height(clamp(
|
|
|
|
capabilities.min_image_extent.height,
|
|
|
|
capabilities.max_image_extent.height,
|
|
|
|
size.height,
|
|
|
|
))
|
|
|
|
.build()
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2023-04-06 14:35:50 -04:00
|
|
|
pub(super) unsafe fn create_swapchain_image_views(
|
|
|
|
device: &Device,
|
|
|
|
data: &mut AppData,
|
|
|
|
) -> Result<()> {
|
|
|
|
data.swapchain_image_views = data
|
|
|
|
.swapchain_images
|
|
|
|
.iter()
|
|
|
|
.map(|i| {
|
|
|
|
let components = vk::ComponentMapping::builder()
|
|
|
|
.r(vk::ComponentSwizzle::IDENTITY)
|
|
|
|
.g(vk::ComponentSwizzle::IDENTITY)
|
|
|
|
.b(vk::ComponentSwizzle::IDENTITY)
|
|
|
|
.a(vk::ComponentSwizzle::IDENTITY);
|
|
|
|
|
|
|
|
let subresource_range = vk::ImageSubresourceRange::builder()
|
|
|
|
.aspect_mask(vk::ImageAspectFlags::COLOR)
|
|
|
|
.base_mip_level(0)
|
|
|
|
.level_count(1)
|
|
|
|
.base_array_layer(0)
|
|
|
|
.layer_count(1);
|
|
|
|
|
|
|
|
let info = vk::ImageViewCreateInfo::builder()
|
|
|
|
.image(*i)
|
|
|
|
.view_type(vk::ImageViewType::_2D)
|
|
|
|
.format(data.swapchain_format)
|
|
|
|
.components(components)
|
|
|
|
.subresource_range(subresource_range);
|
|
|
|
|
|
|
|
device.create_image_view(&info, None)
|
|
|
|
})
|
|
|
|
.collect::<Result<Vec<_>, _>>()?;
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
2023-04-06 15:28:09 -04:00
|
|
|
|
2023-04-07 10:03:59 -04:00
|
|
|
//================================================
|
|
|
|
// Pipeline
|
|
|
|
//================================================
|
|
|
|
|
|
|
|
pub(super) unsafe fn create_render_pass(
|
|
|
|
instance: &Instance,
|
|
|
|
device: &Device,
|
|
|
|
data: &mut AppData,
|
|
|
|
) -> Result<()> {
|
|
|
|
let color_attachment = vk::AttachmentDescription::builder()
|
|
|
|
.format(data.swapchain_format)
|
|
|
|
.samples(vk::SampleCountFlags::_1)
|
|
|
|
.load_op(vk::AttachmentLoadOp::CLEAR)
|
|
|
|
.store_op(vk::AttachmentStoreOp::STORE)
|
|
|
|
.stencil_load_op(vk::AttachmentLoadOp::DONT_CARE)
|
|
|
|
.stencil_store_op(vk::AttachmentStoreOp::DONT_CARE)
|
|
|
|
.initial_layout(vk::ImageLayout::UNDEFINED)
|
|
|
|
.final_layout(vk::ImageLayout::PRESENT_SRC_KHR);
|
|
|
|
|
|
|
|
// Subpasses
|
|
|
|
let color_attachment_ref = vk::AttachmentReference::builder()
|
|
|
|
.attachment(0)
|
|
|
|
.layout(vk::ImageLayout::COLOR_ATTACHMENT_OPTIMAL);
|
|
|
|
let color_attachments = &[color_attachment_ref];
|
|
|
|
let subpass = vk::SubpassDescription::builder()
|
|
|
|
.pipeline_bind_point(vk::PipelineBindPoint::GRAPHICS)
|
|
|
|
.color_attachments(color_attachments);
|
2023-04-07 11:20:48 -04:00
|
|
|
let dependency = vk::SubpassDependency::builder()
|
|
|
|
.src_subpass(vk::SUBPASS_EXTERNAL)
|
|
|
|
.dst_subpass(0)
|
|
|
|
.src_stage_mask(vk::PipelineStageFlags::COLOR_ATTACHMENT_OUTPUT)
|
|
|
|
.src_access_mask(vk::AccessFlags::empty())
|
|
|
|
.dst_stage_mask(vk::PipelineStageFlags::COLOR_ATTACHMENT_OUTPUT)
|
|
|
|
.dst_access_mask(vk::AccessFlags::COLOR_ATTACHMENT_WRITE);
|
2023-04-07 10:03:59 -04:00
|
|
|
|
|
|
|
let attachments = &[color_attachment];
|
|
|
|
let subpasses = &[subpass];
|
2023-04-07 11:20:48 -04:00
|
|
|
let dependencies = &[dependency];
|
2023-04-07 10:03:59 -04:00
|
|
|
let info = vk::RenderPassCreateInfo::builder()
|
|
|
|
.attachments(attachments)
|
2023-04-07 11:20:48 -04:00
|
|
|
.subpasses(subpasses)
|
|
|
|
.dependencies(dependencies);
|
2023-04-07 10:03:59 -04:00
|
|
|
|
|
|
|
data.render_pass = device.create_render_pass(&info, None)?;
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2023-04-06 15:28:09 -04:00
|
|
|
pub(super) unsafe fn create_pipeline(device: &Device, data: &mut AppData) -> Result<()> {
|
|
|
|
let vert = include_bytes!("../../shaders/vert.spv");
|
|
|
|
let frag = include_bytes!("../../shaders/frag.spv");
|
|
|
|
|
|
|
|
let vert_shader_module = create_shader_module(device, &vert[..])?;
|
|
|
|
let frag_shader_module = create_shader_module(device, &frag[..])?;
|
|
|
|
|
|
|
|
let vert_stage = vk::PipelineShaderStageCreateInfo::builder()
|
|
|
|
.stage(vk::ShaderStageFlags::VERTEX)
|
|
|
|
.module(vert_shader_module)
|
|
|
|
.name(b"main\0");
|
|
|
|
|
|
|
|
let frag_stage = vk::PipelineShaderStageCreateInfo::builder()
|
|
|
|
.stage(vk::ShaderStageFlags::FRAGMENT)
|
|
|
|
.module(frag_shader_module)
|
|
|
|
.name(b"main\0");
|
|
|
|
|
2023-04-07 10:03:59 -04:00
|
|
|
let vertex_input_state = vk::PipelineVertexInputStateCreateInfo::builder();
|
|
|
|
|
|
|
|
let input_assembly_state = vk::PipelineInputAssemblyStateCreateInfo::builder()
|
|
|
|
.topology(vk::PrimitiveTopology::TRIANGLE_LIST)
|
|
|
|
.primitive_restart_enable(false);
|
|
|
|
|
|
|
|
let viewport = vk::Viewport::builder()
|
|
|
|
.x(0.0)
|
|
|
|
.y(0.0)
|
|
|
|
.width(data.swapchain_extent.width as f32)
|
|
|
|
.height(data.swapchain_extent.height as f32)
|
|
|
|
.min_depth(0.0)
|
|
|
|
.max_depth(1.0);
|
|
|
|
|
|
|
|
let scissor = vk::Rect2D::builder()
|
|
|
|
.offset(vk::Offset2D { x: 0, y: 0 })
|
|
|
|
.extent(data.swapchain_extent);
|
|
|
|
|
|
|
|
let viewports = &[viewport];
|
|
|
|
let scissors = &[scissor];
|
|
|
|
let viewport_state = vk::PipelineViewportStateCreateInfo::builder()
|
|
|
|
.viewports(viewports)
|
|
|
|
.scissors(scissors);
|
|
|
|
|
|
|
|
let rasterization_state = vk::PipelineRasterizationStateCreateInfo::builder()
|
|
|
|
.depth_clamp_enable(false)
|
|
|
|
.rasterizer_discard_enable(false)
|
|
|
|
.polygon_mode(vk::PolygonMode::FILL)
|
|
|
|
.line_width(1.0)
|
|
|
|
.cull_mode(vk::CullModeFlags::BACK)
|
|
|
|
.front_face(vk::FrontFace::CLOCKWISE)
|
|
|
|
.depth_bias_enable(false);
|
|
|
|
|
|
|
|
let multisample_state = vk::PipelineMultisampleStateCreateInfo::builder()
|
|
|
|
.sample_shading_enable(false)
|
|
|
|
.rasterization_samples(vk::SampleCountFlags::_1);
|
|
|
|
|
|
|
|
let attachment = vk::PipelineColorBlendAttachmentState::builder()
|
|
|
|
.color_write_mask(vk::ColorComponentFlags::all())
|
|
|
|
.blend_enable(false)
|
|
|
|
.src_color_blend_factor(vk::BlendFactor::ONE)
|
|
|
|
.dst_color_blend_factor(vk::BlendFactor::ZERO)
|
|
|
|
.color_blend_op(vk::BlendOp::ADD)
|
|
|
|
.src_alpha_blend_factor(vk::BlendFactor::ONE)
|
|
|
|
.dst_alpha_blend_factor(vk::BlendFactor::ZERO)
|
|
|
|
.alpha_blend_op(vk::BlendOp::ADD);
|
|
|
|
|
|
|
|
let attachments = &[attachment];
|
|
|
|
let color_blend_state = vk::PipelineColorBlendStateCreateInfo::builder()
|
|
|
|
.logic_op_enable(false)
|
|
|
|
.logic_op(vk::LogicOp::COPY)
|
|
|
|
.attachments(attachments)
|
|
|
|
.blend_constants([0.0, 0.0, 0.0, 0.0]);
|
|
|
|
|
|
|
|
let layout_info = vk::PipelineLayoutCreateInfo::builder();
|
|
|
|
data.pipeline_layout = device.create_pipeline_layout(&layout_info, None)?;
|
|
|
|
|
2023-04-07 10:10:11 -04:00
|
|
|
let stages = &[vert_stage, frag_stage];
|
|
|
|
let info = vk::GraphicsPipelineCreateInfo::builder()
|
|
|
|
.stages(stages)
|
|
|
|
.vertex_input_state(&vertex_input_state)
|
|
|
|
.input_assembly_state(&input_assembly_state)
|
|
|
|
.viewport_state(&viewport_state)
|
|
|
|
.rasterization_state(&rasterization_state)
|
|
|
|
.multisample_state(&multisample_state)
|
|
|
|
.color_blend_state(&color_blend_state)
|
|
|
|
.layout(data.pipeline_layout)
|
|
|
|
.render_pass(data.render_pass)
|
|
|
|
.subpass(0);
|
|
|
|
|
|
|
|
data.pipeline = device
|
|
|
|
.create_graphics_pipelines(vk::PipelineCache::null(), &[info], None)?
|
|
|
|
.0;
|
|
|
|
|
2023-04-07 10:03:59 -04:00
|
|
|
// Cleanup
|
2023-04-06 15:28:09 -04:00
|
|
|
device.destroy_shader_module(vert_shader_module, None);
|
|
|
|
device.destroy_shader_module(frag_shader_module, None);
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
unsafe fn create_shader_module(device: &Device, bytecode: &[u8]) -> Result<vk::ShaderModule> {
|
|
|
|
let bytecode = Vec::<u8>::from(bytecode);
|
|
|
|
let (prefix, code, suffix) = bytecode.align_to::<u32>();
|
|
|
|
if !prefix.is_empty() || !suffix.is_empty() {
|
|
|
|
return Err(anyhow!("Shader bytecode is not properly aligned."));
|
|
|
|
}
|
|
|
|
|
|
|
|
let info = vk::ShaderModuleCreateInfo::builder()
|
|
|
|
.code_size(bytecode.len())
|
|
|
|
.code(code);
|
|
|
|
|
|
|
|
Ok(device.create_shader_module(&info, None)?)
|
|
|
|
}
|
2023-04-07 10:48:51 -04:00
|
|
|
|
|
|
|
pub(super) unsafe fn create_framebuffers(device: &Device, data: &mut AppData) -> Result<()> {
|
|
|
|
data.framebuffers = data
|
|
|
|
.swapchain_image_views
|
|
|
|
.iter()
|
|
|
|
.map(|i| {
|
|
|
|
let attachments = &[*i];
|
|
|
|
let create_info = vk::FramebufferCreateInfo::builder()
|
|
|
|
.render_pass(data.render_pass)
|
|
|
|
.attachments(attachments)
|
|
|
|
.width(data.swapchain_extent.width)
|
|
|
|
.height(data.swapchain_extent.height)
|
|
|
|
.layers(1);
|
|
|
|
|
|
|
|
device.create_framebuffer(&create_info, None)
|
|
|
|
})
|
|
|
|
.collect::<Result<Vec<_>, _>>()?;
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
//================================================
|
|
|
|
// Command Pool
|
|
|
|
//================================================
|
|
|
|
|
|
|
|
pub(super) unsafe fn create_command_pool(
|
|
|
|
instance: &Instance,
|
|
|
|
device: &Device,
|
|
|
|
data: &mut AppData,
|
|
|
|
) -> Result<()> {
|
|
|
|
let indices = QueueFamilyIndices::get(instance, data, data.physical_device)?;
|
|
|
|
|
|
|
|
let info = vk::CommandPoolCreateInfo::builder()
|
|
|
|
.flags(vk::CommandPoolCreateFlags::empty())
|
|
|
|
.queue_family_index(indices.graphics);
|
|
|
|
|
|
|
|
data.command_pool = device.create_command_pool(&info, None)?;
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
//================================================
|
|
|
|
// Command Buffers
|
|
|
|
//================================================
|
|
|
|
|
|
|
|
pub(super) unsafe fn create_command_buffers(device: &Device, data: &mut AppData) -> Result<()> {
|
|
|
|
// Create the buffers
|
|
|
|
let allocate_info = vk::CommandBufferAllocateInfo::builder()
|
|
|
|
.command_pool(data.command_pool)
|
|
|
|
.level(vk::CommandBufferLevel::PRIMARY)
|
|
|
|
.command_buffer_count(data.framebuffers.len() as u32);
|
|
|
|
|
|
|
|
data.command_buffers = device.allocate_command_buffers(&allocate_info)?;
|
|
|
|
|
|
|
|
// Add commands
|
|
|
|
for (i, command_buffer) in data.command_buffers.iter().enumerate() {
|
|
|
|
let inheritance = vk::CommandBufferInheritanceInfo::builder();
|
|
|
|
|
|
|
|
let info = vk::CommandBufferBeginInfo::builder()
|
|
|
|
.flags(vk::CommandBufferUsageFlags::empty())
|
|
|
|
.inheritance_info(&inheritance);
|
|
|
|
|
|
|
|
device.begin_command_buffer(*command_buffer, &info)?;
|
|
|
|
|
|
|
|
let render_area = vk::Rect2D::builder()
|
|
|
|
.offset(vk::Offset2D::default())
|
|
|
|
.extent(data.swapchain_extent);
|
|
|
|
|
|
|
|
let color_clear_value = vk::ClearValue {
|
|
|
|
color: vk::ClearColorValue {
|
|
|
|
float32: [0.0, 0.0, 0.0, 1.0],
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
let clear_values = &[color_clear_value];
|
|
|
|
let info = vk::RenderPassBeginInfo::builder()
|
|
|
|
.render_pass(data.render_pass)
|
|
|
|
.framebuffer(data.framebuffers[i])
|
|
|
|
.render_area(render_area)
|
|
|
|
.clear_values(clear_values);
|
|
|
|
|
|
|
|
device.cmd_begin_render_pass(*command_buffer, &info, vk::SubpassContents::INLINE);
|
|
|
|
device.cmd_bind_pipeline(
|
|
|
|
*command_buffer,
|
|
|
|
vk::PipelineBindPoint::GRAPHICS,
|
|
|
|
data.pipeline,
|
|
|
|
);
|
|
|
|
device.cmd_draw(*command_buffer, 3, 1, 0, 0);
|
|
|
|
device.cmd_end_render_pass(*command_buffer);
|
|
|
|
|
|
|
|
device.end_command_buffer(*command_buffer)?;
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
2023-04-07 11:20:48 -04:00
|
|
|
|
|
|
|
pub(super) unsafe fn create_sync_objects(device: &Device, data: &mut AppData) -> Result<()> {
|
|
|
|
let semaphore_info = vk::SemaphoreCreateInfo::builder();
|
|
|
|
|
|
|
|
for _ in 0..MAX_FRAMES_IN_FLIGHT {
|
|
|
|
data.image_available_semaphores
|
|
|
|
.push(device.create_semaphore(&semaphore_info, None)?);
|
|
|
|
data.render_finished_semaphores
|
|
|
|
.push(device.create_semaphore(&semaphore_info, None)?);
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|