vk: fix some bugs in the format

librashader-runtime-vk/src/filter_pass.rs

@@ -105,6 +105,11 @@ impl FilterPass {
         let render_pass_info = vk::RenderPassBeginInfo::builder()
             .framebuffer(output.output.framebuffer)
             .render_pass(self.graphics_pipeline.render_pass.handle)
+            .clear_values(&[vk::ClearValue {
+                color: vk::ClearColorValue {
+                    float32: [0.0, 0.0, 0.0, 0.0]
+                }
+            }])
             .render_area(vk::Rect2D {
                 offset: Default::default(),
                 extent: output.output.size.into(),

librashader-runtime-vk/src/framebuffer.rs

@@ -6,64 +6,6 @@ use ash::vk;
 use ash::vk::{ImageAspectFlags, ImageViewType};
 use librashader_common::Size;
 
-pub struct VulkanFramebuffer {
-    pub device: ash::Device,
-    pub framebuffer: vk::Framebuffer,
-}
-
-impl Drop for VulkanFramebuffer {
-    fn drop(&mut self) {
-        unsafe {
-            if self.framebuffer != vk::Framebuffer::null() {
-                self.device.destroy_framebuffer(self.framebuffer, None);
-            }
-        }
-    }
-}
-//
-// pub struct OwnedFramebuffer {
-//     pub size: Size<u32>,
-//     pub image: OwnedTexture,
-//     pub render_pass: VulkanRenderPass,
-//     pub framebuffer: VulkanFramebuffer,
-//     pub view: vk::ImageView,
-// }
-//
-// impl OwnedFramebuffer {
-//     pub fn new(
-//         vulkan: &Vulkan,
-//         size: Size<u32>,
-//         render_pass: VulkanRenderPass,
-//         max_miplevels: u32,
-//     ) -> error::Result<Self> {
-//         let image = OwnedTexture::new(vulkan, size, render_pass.format, max_miplevels)?;
-//         let fb_view = image.create_texture_view()?;
-//         let framebuffer = unsafe {
-//             vulkan.device.create_framebuffer(
-//                 &vk::FramebufferCreateInfo::builder()
-//                     .render_pass(render_pass.handle)
-//                     .attachments(&[image.image_view])
-//                     .width(image.image.size.width)
-//                     .height(image.image.size.height)
-//                     .layers(1)
-//                     .build(),
-//                 None,
-//             )?
-//         };
-//
-//         Ok(OwnedFramebuffer {
-//             size,
-//             image,
-//             view: fb_view,
-//             render_pass,
-//             framebuffer: VulkanFramebuffer {
-//                 device: vulkan.device.clone(),
-//                 framebuffer,
-//             },
-//         })
-//     }
-// }
-
 #[derive(Clone)]
 pub(crate) struct OutputFramebuffer {
     pub framebuffer: vk::Framebuffer,
@@ -73,16 +15,6 @@ pub(crate) struct OutputFramebuffer {
     image: vk::Image,
 }
 
-//
-// pub struct OutputFramebuffer<'a> {
-//     device: ash::Device,
-//     render_pass: &'a VulkanRenderPass,
-//     pub handle: vk::Framebuffer,
-//     pub size: Size<u32>,
-//     pub image: vk::Image,
-//     pub image_view: vk::ImageView,
-// }
-//
 impl OutputFramebuffer {
     pub fn new(vulkan: &Vulkan, render_pass: &VulkanRenderPass, image: vk::Image, size: Size<u32>) -> error::Result<OutputFramebuffer> {
         let image_subresource = vk::ImageSubresourceRange::builder()

librashader-runtime-vk/src/hello_triangle/mod.rs

@@ -324,6 +324,7 @@ impl VulkanWindow {
                 .queue_present(vulkan.base.graphics_queue, &present_info)
                 .unwrap();
 
+            vulkan.base.device.device_wait_idle().unwrap();
             drop(intermediates)
         }
     }

librashader-runtime-vk/src/renderpass.rs

@@ -24,7 +24,7 @@ impl VulkanRenderPass {
             .flags(vk::AttachmentDescriptionFlags::empty())
             .format(format.into())
             .samples(SampleCountFlags::TYPE_1)
-            .load_op(AttachmentLoadOp::CLEAR)
+            .load_op(AttachmentLoadOp::DONT_CARE)
             .store_op(AttachmentStoreOp::STORE)
             .stencil_load_op(AttachmentLoadOp::DONT_CARE)
             .stencil_store_op(AttachmentStoreOp::DONT_CARE)

librashader-runtime-vk/src/texture.rs

@@ -36,6 +36,7 @@ impl OwnedTexture {
             .array_layers(1)
             .samples(SampleCountFlags::TYPE_1)
             .tiling(ImageTiling::OPTIMAL)
+            .flags(vk::ImageCreateFlags::MUTABLE_FORMAT)
             .usage(
                 ImageUsageFlags::SAMPLED
                     | ImageUsageFlags::COLOR_ATTACHMENT
@@ -129,7 +130,8 @@ impl OwnedTexture {
                 format
             }, self.max_miplevels)?;
 
-            std::mem::swap(self, &mut new)
+            let old = std::mem::replace(self, new);
+            drop(old)
         }
         Ok(size)
     }