Capture temporal quality across visibility paths and spatial references

tests/test_temporal_quality_matrix.py

@@ -0,0 +1,53 @@
+#!/usr/bin/env python3
+"""Check the optional P3 capture matrix without starting Vulkan."""
+
+import csv
+import io
+import subprocess
+import sys
+
+
+def main() -> None:
+    completed = subprocess.run(
+        [sys.argv[1], "--list-quality-runs"], capture_output=True, text=True, check=False)
+    assert completed.returncode == 0, completed.stderr
+    rows = list(csv.DictReader(io.StringIO(completed.stdout)))
+    assert len(rows) == 171, len(rows)
+    assert sum(int(row["frames"]) for row in rows) == 1386
+    assert {row["visibility"] for row in rows} == {
+        "direct", "gpu-frustum", "gpu-occlusion"}
+
+    sequence_frames = {
+        "wire-static": 16,
+        "pan": 16,
+        "moving-cube": 16,
+        "door-background": 16,
+        "door-open": 10,
+        "cut": 2,
+        "resize": 2,
+        "ui-alpha": 2,
+        "teleport": 2,
+        "projection": 2,
+        "view-switch": 2,
+    }
+    modes = {"off", "current", "taa", "upscale-current", "upscale"}
+    for visibility in ("direct", "gpu-frustum", "gpu-occlusion"):
+        actual = [row for row in rows if row["visibility"] == visibility]
+        assert len(actual) == 57
+        assert len({(row["sequence"], row["mode"]) for row in actual}) == 57
+        for sequence, count in sequence_frames.items():
+            runs = [row for row in actual
+                    if row["sequence"] == sequence and row["mode"] != "spatial-2x"]
+            assert {row["mode"] for row in runs} == modes
+            assert all(int(row["frames"]) == count for row in runs)
+            assert all((int(row["width"]), int(row["height"])) == (160, 120)
+                       for row in runs)
+        for sequence in ("wire-static", "pan"):
+            reference = next(row for row in actual
+                             if row["sequence"] == sequence and row["mode"] == "spatial-2x")
+            assert (int(reference["frames"]), int(reference["width"]),
+                    int(reference["height"])) == (16, 320, 240)
+
+
+if __name__ == "__main__":
+    main()