Live toggle msaa

2020-12-05 22:12:29 +01:00
parent 33768a6730
commit dd4eaa13f7
5 changed files with 168 additions and 125 deletions
--- a/src/vulkan/renderpass.rs
+++ b/src/vulkan/renderpass.rs
@@ -0,0 +1,64 @@
+use crate::RenderConfig;
+use std::sync::Arc;
+use vulkano::framebuffer::RenderPassAbstract;
+use vulkano::format::Format;
+use vulkano::device::Device;
+
+pub fn create_render_pass(device: Arc<Device>, render_config: &RenderConfig, swapchain_format: Format) -> Arc<dyn RenderPassAbstract + Send + Sync> {
+    if render_config.msaa_samples > 0 {
+        Arc::new(vulkano::single_pass_renderpass!(
+            device.clone(),
+            attachments: {
+                color: {
+                    load: DontCare,
+                    store: Store,
+                    format: swapchain_format,
+                    samples: 1,
+                },
+                intermediary: {
+                    load: Clear,
+                    store: DontCare,
+                    format: swapchain_format,
+                    samples: render_config.msaa_samples,
+                },
+                depth: {
+                    load: Clear,
+                    store: Store,
+                    format: Format::D16Unorm,
+                    samples: render_config.msaa_samples,
+                    initial_layout: ImageLayout::Undefined,
+                    final_layout: ImageLayout::DepthStencilAttachmentOptimal,
+                }
+            },
+            pass: {
+                color: [intermediary],
+                depth_stencil: {depth},
+                resolve: [color]
+            }
+        ).unwrap())
+    } else {
+        Arc::new(vulkano::single_pass_renderpass!(
+            device.clone(),
+            attachments: {
+                color: {
+                    load: Clear,
+                    store: Store,
+                    format: swapchain_format,
+                    samples: 1,
+                },
+                depth: {
+                    load: Clear,
+                    store: Store,
+                    format: Format::D16Unorm,
+                    samples: 1,
+                    initial_layout: ImageLayout::Undefined,
+                    final_layout: ImageLayout::DepthStencilAttachmentOptimal,
+                }
+            },
+            pass: {
+                color: [color],
+                depth_stencil: {depth}
+            }
+        ).unwrap())
+    }
+}