vulkan: Move to renderer module

src/renderer/vulkan/vk_render_pass.rs

@@ -0,0 +1,56 @@
+use super::{VkDevice, VkSwapchain};
+use ash::prelude::VkResult;
+use ash::vk;
+use std::sync::Arc;
+
+pub struct VkRenderPass {
+    device: Arc<VkDevice>,
+
+    pub(super) handle: vk::RenderPass,
+}
+
+impl VkRenderPass {
+    pub fn new(device: &Arc<VkDevice>, swapchain: &Arc<VkSwapchain>) -> VkResult<Self> {
+        let color_attachment = vk::AttachmentDescription::default()
+            .format(swapchain.surface_format.format)
+            .samples(vk::SampleCountFlags::TYPE_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);
+
+        let color_attachment_ref = vk::AttachmentReference::default()
+            .attachment(0)
+            .layout(vk::ImageLayout::COLOR_ATTACHMENT_OPTIMAL);
+
+        let color_attachments = [color_attachment_ref];
+        let subpass = vk::SubpassDescription::default()
+            .pipeline_bind_point(vk::PipelineBindPoint::GRAPHICS)
+            .color_attachments(&color_attachments);
+
+        let attachments = [color_attachment];
+        let subpasses = [subpass];
+        let render_pass_info = vk::RenderPassCreateInfo::default()
+            .attachments(&attachments)
+            .subpasses(&subpasses);
+
+        let render_pass = unsafe { device.handle.create_render_pass(&render_pass_info, None)? };
+        log::debug!("Render pass created ({render_pass:?})");
+
+        Ok(Self {
+            device: device.clone(),
+            handle: render_pass,
+        })
+    }
+}
+
+impl Drop for VkRenderPass {
+    fn drop(&mut self) {
+        unsafe {
+            self.device.handle.destroy_render_pass(self.handle, None);
+            log::debug!("Render pass destroyed ({:?})", self.handle);
+        }
+    }
+}