From 2bb0c82c30f792d97c54eecba9211db02e737dbd Mon Sep 17 00:00:00 2001
From: Orange <orange-cpp@yandex.ru>
Date: Mon, 22 Sep 2025 02:29:36 +0300
Subject: [PATCH] added source engine benchmark

---
 benchmark/benchmark_mat.cpp             |  9 ++++-----
 benchmark/benchmark_projectile_pred.cpp | 20 ++++++++++++++++++++
 2 files changed, 24 insertions(+), 5 deletions(-)

diff --git a/benchmark/benchmark_mat.cpp b/benchmark/benchmark_mat.cpp
index f2eda9a..2e54382 100644
--- a/benchmark/benchmark_mat.cpp
+++ b/benchmark/benchmark_mat.cpp
@@ -4,7 +4,6 @@
 #include <benchmark/benchmark.h>
 
 #include <omath/omath.hpp>
-#include <chrono>
 using namespace omath;
 
 
@@ -17,7 +16,7 @@ void mat_float_multiplication_col_major(benchmark::State& state)
     b.set(7.f);
 
 
-    for (auto _ : state)
+    for ([[maybe_unused]] const auto _ : state)
         std::ignore = a * b;
 }
 void mat_float_multiplication_row_major(benchmark::State& state)
@@ -29,7 +28,7 @@ void mat_float_multiplication_row_major(benchmark::State& state)
     b.set(7.f);
 
 
-    for (auto _ : state)
+    for ([[maybe_unused]] const auto _ : state)
         std::ignore = a * b;
 }
 
@@ -42,7 +41,7 @@ void mat_double_multiplication_row_major(benchmark::State& state)
     b.set(7.f);
 
 
-    for (auto _ : state)
+    for ([[maybe_unused]] const auto _ : state)
         std::ignore = a * b;
 }
 
@@ -55,7 +54,7 @@ void mat_double_multiplication_col_major(benchmark::State& state)
     b.set(7.f);
 
 
-    for (auto _ : state)
+    for ([[maybe_unused]] const auto _ : state)
         std::ignore = a * b;
 }
 
diff --git a/benchmark/benchmark_projectile_pred.cpp b/benchmark/benchmark_projectile_pred.cpp
index 5cbfb35..a633754 100644
--- a/benchmark/benchmark_projectile_pred.cpp
+++ b/benchmark/benchmark_projectile_pred.cpp
@@ -1,3 +1,23 @@
 //
 // Created by Vlad on 9/18/2025.
 //
+#include <benchmark/benchmark.h>
+#include <omath/omath.hpp>
+using namespace omath;
+
+using namespace omath::projectile_prediction;
+
+constexpr float simulation_time_step = 1.f / 1000.f;
+constexpr float hit_distance_tolerance = 5.f;
+
+void source_engine_projectile_prediction(benchmark::State& state)
+{
+    constexpr Target target{.m_origin = {100, 0, 90}, .m_velocity = {0, 0, 0}, .m_is_airborne = false};
+    constexpr Projectile projectile = {.m_origin = {3, 2, 1}, .m_launch_speed = 5000, .m_gravity_scale = 0.4};
+
+    for ([[maybe_unused]] const auto _: state)
+        std::ignore = ProjPredEngineLegacy(400, simulation_time_step, 50, hit_distance_tolerance)
+                              .maybe_calculate_aim_point(projectile, target);
+}
+
+BENCHMARK(source_engine_projectile_prediction)->Iterations(10'000);
\ No newline at end of file