Continuing the Vulkano book. Working compute shader.

Cargo.lock

@@ -3,10 +3,35 @@
 version = 4
 
 [[package]]
-name = "as-raw-xcb-connection"
+name = "ahash"
-version = "1.0.1"
+version = "0.8.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "175571dd1d178ced59193a6fc02dde1b972eb0bc56c892cde9beeceac5bf0f6b"
+checksum = "5a15f179cd60c4584b8a8c596927aadc462e27f2ca70c04e0071964a73ba7a75"
+dependencies = [
+ "cfg-if",
+ "getrandom",
+ "once_cell",
+ "version_check",
+ "zerocopy",
+]
+
+[[package]]
+name = "aho-corasick"
+version = "1.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ddd31a130427c27518df266943a5308ed92d4b226cc639f5a8f1002816174301"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "ash"
+version = "0.37.3+1.3.251"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "39e9c3835d686b0a6084ab4234fcd1b07dbf6e4767dce60874b12356a25ecd4a"
+dependencies = [
+ "libloading 0.7.4",
+]
 
 [[package]]
 name = "ash"
@@ -14,9 +39,15 @@ version = "0.38.0+1.3.281"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0bb44936d800fea8f016d7f2311c6a4f97aebd5dc86f09906139ec848cf3a46f"
 dependencies = [
- "libloading",
+ "libloading 0.8.9",
 ]
 
+[[package]]
+name = "bitflags"
+version = "1.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
+
 [[package]]
 name = "bitflags"
 version = "2.13.0"
@@ -40,7 +71,7 @@ checksum = "f9abbd1bc6865053c427f7198e6af43bfdedc55ab791faed4fbd361d789575ff"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.117",
 ]
 
 [[package]]
@@ -68,6 +99,33 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "core-foundation"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91e195e091a93c46f7102ec7818a2aa394e1e1771c3ab4825963fa03e45afb8f"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
+[[package]]
+name = "core-foundation-sys"
+version = "0.8.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
+
+[[package]]
+name = "core-graphics-types"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "45390e6114f68f718cc7a830514a96f903cccd70d02a8f6d9f643ac4ba45afaf"
+dependencies = [
+ "bitflags 1.3.2",
+ "core-foundation",
+ "libc",
+]
+
 [[package]]
 name = "crossbeam-queue"
 version = "0.3.12"
@@ -95,7 +153,7 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1e0e367e4e7da84520dedcac1901e4da967309406d1e51017ae1abfb97adbd38"
 dependencies = [
- "bitflags",
+ "bitflags 2.13.0",
  "objc2",
 ]
 
@@ -105,16 +163,6 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
 
-[[package]]
-name = "errno"
-version = "0.3.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
-dependencies = [
- "libc",
- "windows-sys",
-]
-
 [[package]]
 name = "find-msvc-tools"
 version = "0.1.9"
@@ -128,13 +176,15 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9c4f5dac5e15c24eb999c26181a6ca40b39fe946cbe4c263c7209467bc83af2"
 
 [[package]]
-name = "gethostname"
+name = "getrandom"
-version = "1.1.0"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1bd49230192a3797a9a4d6abe9b3eed6f7fa4c8a8a4947977c6f80025f92cbd8"
+checksum = "899def5c37c4fd7b2664648c28120ecec138e4d395b459e5ca34f9cce2dd77fd"
 dependencies = [
- "rustix",
+ "cfg-if",
- "windows-link",
+ "libc",
+ "r-efi",
+ "wasip2",
 ]
 
 [[package]]
@@ -183,6 +233,16 @@ version = "0.2.186"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "68ab91017fe16c622486840e4c83c9a37afeff978bd239b5293d61ece587de66"
 
+[[package]]
+name = "libloading"
+version = "0.7.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b67380fd3b2fbe7527a606e18729d21c6f3951633d0500574c4dc22d2d638b9f"
+dependencies = [
+ "cfg-if",
+ "winapi",
+]
+
 [[package]]
 name = "libloading"
 version = "0.8.9"
@@ -193,12 +253,6 @@ dependencies = [
  "windows-link",
 ]
 
-[[package]]
-name = "linux-raw-sys"
-version = "0.12.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "32a66949e030da00e8c7d4434b251670a91556f4144941d37452769c25d58a53"
-
 [[package]]
 name = "lock_api"
 version = "0.4.14"
@@ -208,6 +262,15 @@ dependencies = [
  "scopeguard",
 ]
 
+[[package]]
+name = "malloc_buf"
+version = "0.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62bb907fe88d54d8d9ce32a3cceab4218ed2f6b7d35617cafe9adf84e43919cb"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "memchr"
 version = "2.8.2"
@@ -230,6 +293,15 @@ dependencies = [
  "minimal-lexical",
 ]
 
+[[package]]
+name = "objc"
+version = "0.2.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "915b1b472bc21c53464d6c8461c9d3af805ba1ef837e1cac254428f4a77177b1"
+dependencies = [
+ "malloc_buf",
+]
+
 [[package]]
 name = "objc2"
 version = "0.6.4"
@@ -245,7 +317,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a180dd8642fa45cdb7dd721cd4c11b1cadd4929ce112ebd8b9f5803cc79d536"
 dependencies = [
- "bitflags",
+ "bitflags 2.13.0",
  "dispatch2",
  "objc2",
 ]
@@ -262,7 +334,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e3e0adef53c21f888deb4fa59fc59f7eb17404926ee8a6f59f5df0fd7f9f3272"
 dependencies = [
- "bitflags",
+ "bitflags 2.13.0",
  "objc2",
  "objc2-core-foundation",
 ]
@@ -273,7 +345,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a0125f776a10d00af4152d74616409f0d4a2053a6f57fa5b7d6aa2854ac04794"
 dependencies = [
- "bitflags",
+ "bitflags 2.13.0",
  "objc2",
  "objc2-foundation",
 ]
@@ -284,7 +356,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "96c1358452b371bf9f104e21ec536d37a650eb10f7ee379fff67d2e08d537f1f"
 dependencies = [
- "bitflags",
+ "bitflags 2.13.0",
  "objc2",
  "objc2-core-foundation",
  "objc2-foundation",
@@ -320,18 +392,13 @@ dependencies = [
  "windows-link",
 ]
 
-[[package]]
-name = "pkg-config"
-version = "0.3.33"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19f132c84eca552bf34cab8ec81f1c1dcc229b811638f9d283dceabe58c5569e"
-
 [[package]]
 name = "proc-macro-crate"
-version = "3.5.0"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e67ba7e9b2b56446f1d419b1d807906278ffa1a658a8a5d8a39dcb1f5a78614f"
+checksum = "7f4c021e1093a56626774e81216a4ce732a735e5bad4868a03f3ed65ca0c3919"
 dependencies = [
+ "once_cell",
  "toml_edit",
 ]
 
@@ -353,6 +420,18 @@ dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "r-efi"
+version = "5.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "69cdb34c158ceb288df11e18b4bd39de994f6657d83847bdffdbd7f346754b0f"
+
+[[package]]
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+
 [[package]]
 name = "raw-window-handle"
 version = "0.6.2"
@@ -377,9 +456,38 @@ version = "0.5.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ed2bf2547551a7053d6fdfafda3f938979645c44812fbfcda098faae3f1a362d"
 dependencies = [
- "bitflags",
+ "bitflags 2.13.0",
 ]
 
+[[package]]
+name = "regex"
+version = "1.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2a0e75113e14dc5acb068cd0786884f214f1312650a3d36d269f5c4f3cdee8a2"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-automata",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-automata"
+version = "0.4.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1f388202e4b80542a0921078cc23b6333bcf1409c1e3f86404cae4766a6131db"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax",
+]
+
+[[package]]
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+version = "0.8.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d6f6ff9a378485b298a5286656da665ba74413d36db0979633275d2e708145d4"
+
 [[package]]
 name = "roxmltree"
 version = "0.14.1"
@@ -389,19 +497,6 @@ dependencies = [
  "xmlparser",
 ]
 
-[[package]]
-name = "rustix"
-version = "1.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
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-dependencies = [
- "bitflags",
- "errno",
- "libc",
- "linux-raw-sys",
- "windows-sys",
-]
-
 [[package]]
 name = "scopeguard"
 version = "1.2.0"
@@ -435,7 +530,7 @@ checksum = "d540f220d3187173da220f885ab66608367b6574e925011a9353e4badda91d79"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.117",
 ]
 
 [[package]]
@@ -490,6 +585,17 @@ version = "1.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ed6a63f02c8539c91a8685a86f4099661ba3da017932f6ebbea6de3f0fa7c90"
 
+[[package]]
+name = "syn"
+version = "1.0.109"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
 [[package]]
 name = "syn"
 version = "2.0.117"
@@ -505,7 +611,7 @@ dependencies = [
 name = "test-ray-tracer"
 version = "0.1.0"
 dependencies = [
- "vulkano",
+ "vulkano 0.34.2",
  "vulkano-shaders",
 ]
 
@@ -520,31 +626,18 @@ dependencies = [
 
 [[package]]
 name = "toml_datetime"
-version = "1.1.1+spec-1.1.0"
+version = "0.6.11"
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-checksum = "3165f65f62e28e0115a00b2ebdd37eb6f3b641855f9d636d3cd4103767159ad7"
+checksum = "22cddaf88f4fbc13c51aebbf5f8eceb5c7c5a9da2ac40a13519eb5b0a0e8f11c"
-dependencies = [
- "serde_core",
-]
 
 [[package]]
 name = "toml_edit"
-version = "0.25.12+spec-1.1.0"
+version = "0.19.15"
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-checksum = "d2153edc6955a6c354fad8f5efd38b6a8769bdccf9fe50f8e1329f81b0baa5d7"
+checksum = "1b5bb770da30e5cbfde35a2d7b9b8a2c4b8ef89548a7a6aeab5c9a576e3e7421"
 dependencies = [
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- "toml_parser",
- "winnow",
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-
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-dependencies = [
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@@ -554,6 +647,21 @@ version = "1.0.24"
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 checksum = "e6e4313cd5fcd3dad5cafa179702e2b244f760991f45397d14d4ebf38247da75"
 
+[[package]]
+name = "version_check"
+version = "0.9.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
+
+[[package]]
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+checksum = "81086c28be67a8759cd80cbb3c8f7b520e0874605fc5eb74d5a1c9c2d1878e79"
+dependencies = [
+ "xml-rs",
+]
+
 [[package]]
 name = "vk-parse"
 version = "0.15.0"
@@ -563,48 +671,75 @@ dependencies = [
  "xml-rs",
 ]
 
+[[package]]
+name = "vulkano"
+version = "0.34.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0a26f2897a92a30931fceef3d6d1156a1089d9681fb2be73be92bbf24ae2ddf2"
+dependencies = [
+ "ahash",
+ "ash 0.37.3+1.3.251",
+ "bytemuck",
+ "core-graphics-types",
+ "crossbeam-queue",
+ "half",
+ "heck",
+ "indexmap",
+ "libloading 0.8.9",
+ "objc",
+ "once_cell",
+ "parking_lot",
+ "proc-macro2",
+ "quote",
+ "raw-window-handle 0.5.2",
+ "regex",
+ "serde",
+ "serde_json",
+ "smallvec",
+ "thread_local",
+ "vk-parse 0.12.0",
+ "vulkano-macros",
+]
+
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 checksum = "ee487adf7c13e5aa46d4d7fac6ffb8e172eb7e6472aaf815e9ade4992f8f2414"
 dependencies = [
- "ash",
+ "ash 0.38.0+1.3.281",
  "bytemuck",
  "crossbeam-queue",
  "foldhash",
  "half",
  "heck",
  "indexmap",
- "libloading",
+ "libloading 0.8.9",
  "nom",
  "once_cell",
  "parking_lot",
  "proc-macro2",
  "quote",
- "raw-window-handle",
+ "raw-window-handle 0.6.2",
  "raw-window-metal",
  "serde",
  "serde_json",
  "slabbin",
  "smallvec",
  "thread_local",
- "vk-parse",
+ "vk-parse 0.15.0",
- "vulkano-macros",
- "x11-dl",
- "x11rb",
 ]
 
 [[package]]
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-version = "0.35.0"
+version = "0.34.0"
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 dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -618,63 +753,61 @@ dependencies = [
  "proc-macro2",
  "quote",
  "shaderc",
- "syn",
+ "syn 2.0.117",
- "vulkano",
+ "vulkano 0.35.2",
 ]
 
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+dependencies = [
+ "wit-bindgen",
+]
+
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+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
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+
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+
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 checksum = "f0805222e57f7521d6a62e36fa9163bc891acd422f971defe97d64e70d0a4fe5"
 
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 [[package]]
 name = "xml-rs"
@@ -705,7 +838,7 @@ checksum = "1ae7f38b72ec2a254e2b87ef277cf2cd4fb97cbebf944faa6f33354da0867930"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.117",
 ]
 
 [[package]]

Cargo.toml

@@ -7,6 +7,6 @@ edition = "2024"
 opt-level = 1 
 
 [dependencies]
-vulkano = "0.35.2"
+vulkano = "0.34.2"
 vulkano-shaders = "0.35.0"
 

src/main.rs

@@ -2,6 +2,11 @@ use std::sync::Arc;
 
 use vulkano::command_buffer::{AutoCommandBufferBuilder, CommandBufferUsage, CopyBufferInfo, PrimaryAutoCommandBuffer};
 use vulkano::command_buffer::allocator::{StandardCommandBufferAllocator, StandardCommandBufferAllocatorCreateInfo};
+use vulkano::descriptor_set::{PersistentDescriptorSet, WriteDescriptorSet};
+use vulkano::descriptor_set::allocator::StandardDescriptorSetAllocator;
+use vulkano::pipeline::compute::ComputePipelineCreateInfo;
+use vulkano::pipeline::layout::PipelineDescriptorSetLayoutCreateInfo;
+use vulkano::pipeline::{ComputePipeline, Pipeline, PipelineBindPoint, PipelineLayout, PipelineShaderStageCreateInfo};
 use vulkano::sync::GpuFuture;
 use vulkano::{VulkanLibrary, buffer, sync};
 use vulkano::buffer::{Buffer, BufferCreateInfo, BufferUsage};
@@ -69,7 +74,7 @@ fn main() {
         data
     ).expect("Failed to create buffer");*/
 
-    let source_content = 0..64;
+    /*let source_content = 0..64;
     let source = Buffer::from_iter(
         memory_allocator.clone(), 
         BufferCreateInfo { 
@@ -117,6 +122,108 @@ fn main() {
 
     assert_eq!(&*src_content, &*dst_content);
 
-    println!("Success!");
+    println!("Success!");*/
 
+    let data_iter = 0..65536_u32;
+    let data_buffer = Buffer::from_iter(
+        memory_allocator.clone(), 
+        BufferCreateInfo {
+            usage: BufferUsage::STORAGE_BUFFER,
+            ..Default::default()
+        }, 
+        AllocationCreateInfo { 
+            memory_type_filter: MemoryTypeFilter::PREFER_DEVICE|MemoryTypeFilter::HOST_SEQUENTIAL_WRITE, 
+            ..Default::default()
+        }, 
+        data_iter
+    ).expect("Failed to create buffer");
+
+    let shader = cs::load(device.clone()).expect("Failed to create shader module");
+
+    let cs = shader.entry_point("main").unwrap();
+    let stage = PipelineShaderStageCreateInfo::new(cs);
+    let layout = PipelineLayout::new(
+        device.clone(), 
+        PipelineDescriptorSetLayoutCreateInfo::from_stages([&stage])
+        .into_pipeline_layout_create_info(device.clone())
+        .unwrap(),
+    ).unwrap();
+
+    let compute_pipeline = ComputePipeline::new(
+        device.clone(), 
+        None, 
+        ComputePipelineCreateInfo::stage_layout(stage, layout)
+    ).expect("failed to create compute pipeline");
+
+    let descriptor_set_allocator =
+        StandardDescriptorSetAllocator::new(device.clone(), Default::default());
+    let pipeline_layout = compute_pipeline.layout();
+    let descriptor_set_layouts = pipeline_layout.set_layouts();
+    let descriptor_set_layout_index = 0;
+    let descriptor_set_layout = descriptor_set_layouts.get(descriptor_set_layout_index).unwrap();
+    let descriptor_set = PersistentDescriptorSet::new(
+        &descriptor_set_allocator, 
+        descriptor_set_layout.clone(), 
+        [WriteDescriptorSet::buffer(0, data_buffer.clone())], 
+        [],
+    ).unwrap();
+
+    let command_buffer_allocator = StandardCommandBufferAllocator::new(
+        device.clone(), 
+        StandardCommandBufferAllocatorCreateInfo::default(),
+    );
+    let mut command_buffer_builder = AutoCommandBufferBuilder::primary(
+        &command_buffer_allocator, 
+        queue.queue_family_index(), 
+        CommandBufferUsage::OneTimeSubmit
+    ).unwrap();
+
+    let work_group_counts = [1024,1,1];
+
+    command_buffer_builder
+        .bind_pipeline_compute(compute_pipeline.clone())
+        .unwrap()
+        .bind_descriptor_sets(
+            PipelineBindPoint::Compute, 
+            compute_pipeline.layout().clone(), 
+            descriptor_set_layout_index as u32, 
+            descriptor_set
+        ).unwrap()
+        .dispatch(work_group_counts)
+        .unwrap();
+
+    let command_buffer = command_buffer_builder.build().unwrap();
+
+    let future = sync::now(device.clone())
+        .then_execute(queue.clone(), command_buffer).unwrap().then_signal_fence_and_flush().unwrap();
+
+    future.wait(None).unwrap();
+
+    let content = data_buffer.read().unwrap();
+    for (n, val) in content.iter().enumerate() {
+        assert_eq!(*val, n as u32 *12);
+    }
+
+    println!("Compute shader processing succeeded")
 }
+
+
+mod cs {
+    vulkano_shaders::shader!{
+        ty: "compute",
+        src: r"
+            #version 460
+
+            layout(local_size_x = 64, local_size_y = 1, local_size_z = 1) in;
+
+            layout(set = 0, binding = 0) buffer Data{
+                uint data[];
+            } buf;
+
+            void main() {
+                uint idx = gl_GlobalInvocationID.x;
+                buf.data[idx] *= 12;
+            }
+        ",
+    }
+}