add compile time optimizations, remove unwanted CI and update gh-pages

ci to work with the new build scripts

Author: lucascompython

.cargo/.config.toml

@@ -0,0 +1,4 @@
+[unstable]
+build-std = ["std", "panic_abort"]
+build-std-features = ["panic_immediate_abort"]
+trim-paths = true

Trunk.toml

@@ -3,3 +3,5 @@ filehash = false
 
 [tools]
 wasm_opt = "version_123"
+wasm_bindgen = "0.2.100"
+minify = "on_release"

build.ps1

@@ -0,0 +1,38 @@
+param(
+    [switch]$native,
+    [string]$publicUrl = "",
+    [switch]$wasm
+)
+
+$TARGET = "x86_64-pc-windows-msvc"
+
+$env:RUSTFLAGS = "-Csymbol-mangling-version=v0 -Zlocation-detail=none -Zfmt-debug=none"
+
+mv .cargo/.config.toml .cargo/config.toml
+
+if ($wasm -or $publicUrl -ne "") {
+    Write-Host "Building particle-simulation for web..."
+    if ($publicUrl -ne "") {
+        Write-Host "Using public URL: $publicUrl"
+        $env:RUSTFLAGS += " -C target-feature=-nontrapping-fptoint"
+        & trunk build --release --public-url $publicUrl
+    } else {
+        $env:RUSTFLAGS += " -C target-feature=-nontrapping-fptoint"
+        & trunk build --release
+    }
+}
+
+if ($native) {
+    Write-Host "Building particle-simulation for $TARGET with native CPU optimizations..."
+    $env:RUSTFLAGS += " -C target-cpu=native"
+} else {
+    Write-Host "Building particle-simulation for $TARGET..."
+}
+
+$env:RUSTFLAGS += " -Clink-args=-fuse-ld=lld -Clink-args=-Wl,--icf=all"
+
+cargo +nightly build --target $TARGET --release
+
+mv .cargo/config.toml .cargo/.config.toml
+
+exit $LASTEXITCODE

build.sh

@@ -0,0 +1,81 @@
+#!/bin/bash
+
+TARGET=""
+BUILD_WASM=false
+NATIVE_OPT=false
+PUBLIC_URL=""
+
+while [[ "$#" -gt 0 ]]; do
+    case $1 in
+        --target=*)
+            TARGET="${1#*=}"
+            ;;
+        --target)
+            TARGET="$2"
+            shift
+            ;;
+        --wasm)
+            BUILD_WASM=true
+            ;;
+        --native)
+            NATIVE_OPT=true
+            ;;
+        --public-url=*)
+            PUBLIC_URL="${1#*=}"
+            ;;
+        --public-url)
+            PUBLIC_URL="$2"
+            shift
+            ;;
+        native)
+            NATIVE_OPT=true
+            ;;
+        *-*-*)  # matches typical rust targets like x86_64-unknown-linux-gnu
+            TARGET="$1"
+            ;;
+        *)
+            echo "Unknown parameter: $1"
+            echo "Usage: $0 [--target=<target>] [--wasm] [--native] [--public-url=<url>]"
+            exit 1
+            ;;
+    esac
+    shift
+done
+
+RUSTFLAGS="-Csymbol-mangling-version=v0 -Zlocation-detail=none -Zfmt-debug=none"
+
+if [ -z "$TARGET" ] && [ "$BUILD_WASM" = false ]; then
+    echo "Error: At least a target platform or the --wasm flag is required"
+    echo "Usage: $0 [--target=<target>] [--wasm] [--native] [--public-url=<url>]"
+    echo "Examples:"
+    echo "  $0 --target=x86_64-unknown-linux-gnu"
+    echo "  $0 x86_64-unknown-linux-gnu --native"
+    echo "  $0 --wasm"
+    echo "  $0 --wasm --public-url=https://example.com"
+    exit 1
+fi
+
+mv .cargo/.config.toml .cargo/config.toml
+
+if [ "$BUILD_WASM" = true ]; then
+    echo "Building particle-simulation for web..."
+    if [ -n "$PUBLIC_URL" ]; then
+        echo "Using public URL: $PUBLIC_URL"
+        RUSTFLAGS="$RUSTFLAGS -C target-feature=-nontrapping-fptoint" trunk build --release --public-url "$PUBLIC_URL"
+    else
+        RUSTFLAGS="$RUSTFLAGS -C target-feature=-nontrapping-fptoint" trunk build --release
+    fi
+fi
+
+if [ -n "$TARGET" ]; then
+    if [ "$NATIVE_OPT" = true ]; then
+        echo "Building particle-simulation for $TARGET with native CPU optimizations..."
+        RUSTFLAGS="$RUSTFLAGS -C target-cpu=native"
+    else
+        echo "Building particle-simulation for $TARGET..."
+    fi
+
+    RUSTFLAGS="$RUSTFLAGS -Clink-args=-fuse-ld=lld -Clink-args=-Wl,--icf=all" cargo +nightly build --target $TARGET --release
+fi
+
+mv .cargo/config.toml .cargo/.config.toml

index.html

@@ -13,7 +13,12 @@
         <title>Particle Simulation</title>
 
         <!-- config for our rust wasm binary. go to https://trunkrs.dev/assets/#rust for more customization -->
-        <link data-trunk rel="rust" data-wasm-opt="4" />
+        <link
+            data-trunk
+            rel="rust"
+            data-wasm-opt="4"
+            data-wasm-opt-params="--enable-bulk-memory"
+        />
         <!-- this is the base url relative to which other urls will be constructed. trunk will insert this from the public-url option -->
         <base data-trunk-public-url />
 

rust-toolchain.toml

@@ -0,0 +1,5 @@
+[toolchain]
+channel = "nightly"
+profile = "minimal"
+# TODO: Add additional targets
+targets = ["x86_64-unknown-linux-gnu", "wasm32-unknown-unknown"]

workflows/pages.yml

@@ -1,15 +1,9 @@
 name: Github Pages
 
-# By default, runs if you push to main. keeps your deployed app in sync with main branch.
 on:
   push:
     branches:
       - main
-# to only run when you do a new github release, comment out above part and uncomment the below trigger.
-# on:
-#   release:
-#     types:
-#       - published
 
 permissions:
   contents: write # for committing to gh-pages branch.
@@ -21,22 +15,22 @@ jobs:
       - uses: actions/checkout@v4 # repo checkout
       - name: Setup toolchain for wasm
         run: |
-          rustup update stable
-          rustup default stable
+          rustup update nightly
+          rustup default nightly
           rustup set profile minimal
           rustup target add wasm32-unknown-unknown
       - name: Rust Cache # cache the rust build artefacts
         uses: Swatinem/rust-cache@v2
-      - name: Download and install Trunk binary
-        run: wget -qO- https://github.com/thedodd/trunk/releases/latest/download/trunk-x86_64-unknown-linux-gnu.tar.gz | tar -xzf-
+      - name: install Trunk binary
+        run: cargo install trunk
       - name: Build # build
         # Environment $public_url resolves to the github project page.
         # If using a user/organization page, remove the `${{ github.event.repository.name }}` part.
         # using --public-url something will allow trunk to modify all the href paths like from favicon.ico to repo_name/favicon.ico .
         # this is necessary for github pages where the site is deployed to username.github.io/repo_name and all files must be requested
         # relatively as eframe_template/favicon.ico. if we skip public-url option, the href paths will instead request username.github.io/favicon.ico which
         # will obviously return error 404 not found.
-        run: ./trunk build --release --public-url $public_url
+        run: ./build.sh --wasm --public-url "$public_url"
         env:
           public_url: "https://${{ github.repository_owner }}.github.io/${{ github.event.repository.name }}"
       - name: Deploy