Ci show diff info

.github/workflows/ci.yml

@@ -36,3 +36,9 @@ jobs:
       run: python scripts/create_devenv.py scripts/dls scripts/prefix
     - name: Build binary
       run: scripts/build.bat
+    - uses: actions/upload-artifact@v3
+      with:
+        name: th06e
+        path: |
+          build/th06e.exe
+          build/th06e.pdb

.github/workflows/compare.yml

@@ -0,0 +1,59 @@
+name: Compare reimplementation
+
+on:
+  workflow_run:
+    workflows: [Build binary]
+    types: [completed]
+  workflow_dispatch:
+    inputs:
+      workflow_id:
+        required: true
+        type: number
+
+jobs:
+  compare:
+    runs-on: windows-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Install satsuki
+      uses: robinraju/[email protected]
+      with:
+        repository: happyhavoc/satsuki
+        latest: false
+        tag: v0.1.0
+        fileName: satsuki.exe
+    - name: Add satsuki to PATH
+      run: |
+        echo $pwd.Path >> $env:GITHUB_PATH
+    - name: Download original game binary for comparison
+      run: curl -L $env:ORIGINAL_URL -o resources/game.exe
+      env:
+        ORIGINAL_URL: ${{ secrets.ORIGINAL_URL }}
+    - name: Download reimplemented game binary for comparison (1/2)
+      uses: actions/github-script@v6
+      with:
+        script: |
+          let allArtifacts = await github.rest.actions.listWorkflowRunArtifacts({
+             owner: context.repo.owner,
+             repo: context.repo.repo,
+             run_id: context.payload.workflow_run ? context.payload.workflow_run.id : context.payload.inputs.workflow_id,
+          });
+          let matchArtifact = allArtifacts.data.artifacts.filter((artifact) => {
+            return artifact.name == "th06e"
+          })[0];
+          let download = await github.rest.actions.downloadArtifact({
+             owner: context.repo.owner,
+             repo: context.repo.repo,
+             artifact_id: matchArtifact.id,
+             archive_format: 'zip',
+          });
+          let fs = require('fs');
+          fs.writeFileSync(`${process.env.GITHUB_WORKSPACE}/th06e.zip`, Buffer.from(download.data));
+    - name: Download reimplemented game binary for comparison (2/2)
+      run: |
+        mkdir -p build
+        unzip th06e.zip -d build
+    - name: Use implemented.csv from target repo
+      run: curl -L https://raw.githubusercontent.com/${{github.event.workflow_run.head_repository.full_name}}/${{github.event.workflow_run.head_commit.id}}/config/implemented.csv -o config/implemented.csv
+    - name: Create diff summary
+      run: python scripts/diff_all_functions.py > $env:GITHUB_STEP_SUMMARY

config/implemented.csv

@@ -0,0 +1,25 @@
+ChainElem::ChainElem
+ChainElem::~ChainElem
+ChainElem::Allocate
+Chain::ReleaseSingleChain
+Chain::Release
+Chain::Cut
+Chain::RunDrawChain
+Chain::RunCalcChain
+Chain::AddToCalcChain
+Chain::AddToDrawChain
+InitD3dInterface
+GetJoystickCaps
+SetButtonFromControllerInputs
+SetButtonFromDirectInputJoystate
+GetControllerInput
+GetInput
+GameErrorContextFatal
+GameErrorContextLog
+GameErrorContext::Flush
+ResetKeyboard
+WindowProc
+CreateGameWindow
+WinMain
+CheckForRunningGameInstance
+DebugPrint2

scripts/diff_all_functions.py

@@ -0,0 +1,53 @@
+#!/usr/bin/env python
+
+import csv
+import difflib
+from pathlib import Path
+
+from generate_function_diff import generate_function_diff
+
+def main():
+    base_dir = Path(__file__).parent.parent
+    config_dir = base_dir / 'config'
+
+    implemented_csv = config_dir / 'implemented.csv'
+
+    with open(implemented_csv) as f:
+        vals = []
+        for row in csv.reader(f):
+            orig, reimpl = generate_function_diff(row[0])
+            vals.append({
+                'name': row[0],
+                'diff': "\n".join(difflib.unified_diff(orig.split('\n'), reimpl.split('\n'), 'Original', 'Reimplementation', lineterm='')),
+                'ratio': difflib.SequenceMatcher(None, orig, reimpl).ratio(),
+            })
+
+
+        print("# Report")
+        print("")
+        print(f"name | result")
+        print(f"-----|-------")
+        for val in vals:
+            name = val['name']
+            id = val['name'].lower().replace(":", "__")
+            if val['ratio'] != 1:
+                name = f'[{name}](#user-content-{id})'
+            print(f"{name} | {val['ratio'] * 100:.2f}%")
+
+
+        for val in vals:
+            if val['ratio'] != 1:
+                id = val['name'].lower().replace(":", "__")
+                print("")
+                print("")
+                print(f'<details id="{id}"><summary><h2>{val["name"]}</h2></summary>')
+                print("")
+                print("```diff")
+                print(val['diff'])
+                print("```")
+                print("")
+                print("</details>")
+
+
+if __name__ == '__main__':
+    main()

scripts/generate_function_diff.py

@@ -0,0 +1,35 @@
+#!/usr/bin/env python
+
+from pathlib import Path
+import sys
+import os
+import subprocess
+
+def generate_function_diff(fn_name):
+    base_dir = Path(__file__).parent.parent
+    build_dir = base_dir / 'build'
+    config_dir = base_dir / 'config'
+    diff_dir = base_dir / 'diff'
+    resource_dir = base_dir / 'resources'
+
+    fs_fn_name = fn_name.replace(':', '__')
+
+    orig_asm_path = diff_dir / fs_fn_name / 'orig.asm'
+    reimpl_asm_path = diff_dir / fs_fn_name / 'reimpl.asm'
+
+    os.makedirs(diff_dir / fs_fn_name, exist_ok=True)
+    with open(orig_asm_path, 'w') as out:
+        out = subprocess.run(['satsuki', '--mapping-file', str(config_dir / 'mapping.toml'), 'disassemble', str(resource_dir / 'game.exe'), '--resolve-names', fn_name], stdout=out)
+    with open(reimpl_asm_path, 'w') as out:
+        out = subprocess.run(['satsuki', '--mapping-file', str(config_dir / 'mapping.toml'), 'disassemble', str(build_dir / 'th06e.exe'), '--pdb-file', str(build_dir / 'th06e.pdb'), '--resolve-names', fn_name], stdout=out)
+
+    return orig_asm_path.read_text(), reimpl_asm_path.read_text()
+
+
+def main():
+    fn_name = sys.argv[1]
+    generate_function_diff(fn_name)
+
+
+if __name__ == '__main__':
+    main()