shaders: move tuc stats timer to tuc

sthalik · Aug 30, 2023 · f528908 · f528908
1 parent 4ad81e6
commit f528908
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Showing 2 changed files with 21 additions and 24 deletions.
diff --git a/editor/draw.cpp b/editor/draw.cpp
@@ -12,7 +12,6 @@
 #include "rotation.inl"
 #include "src/RTree-search.hpp"
 
-#include <chrono>
 #include <Magnum/Math/Color.h>
 #include <Magnum/Math/Vector3.h>
 #include <Magnum/GL/Renderer.h>
@@ -195,18 +194,7 @@ void app::draw()
     draw_ui();
     render_menu();
 
-    using namespace std::chrono_literals;
-    {
-        constexpr auto print_every = 4s;
-
-        static auto t0 = std::chrono::high_resolution_clock::now();
-        auto t = std::chrono::high_resolution_clock::now();
-        if (t - t0 >= print_every)
-        {
-            t0 = t;
-            M->texture_unit_cache().output_stats();
-        }
-    }
+    M->texture_unit_cache().output_stats();
 }
 
 clickable* app::find_clickable_scenery(const Optional<Vector2i>& pixel)

diff --git a/shaders/texture-unit-cache.cpp b/shaders/texture-unit-cache.cpp
@@ -2,6 +2,7 @@
 
 #include "compat/assert.hpp"
 #include <cstdio>
+#include <chrono>
 #include <Corrade/Containers/String.h>
 #include <Magnum/GL/Texture.h>
 
@@ -94,18 +95,26 @@ void texture_unit_cache::unlock(size_t i, bool reuse_immediately)
 
 void texture_unit_cache::output_stats()
 {
-        auto total = cache_hit_count + cache_miss_count;
+#if 0
+    using namespace std::literals;
+    auto total = cache_hit_count + cache_miss_count;
 
-        if (total > 0)
-        {
-            [[maybe_unused]] auto ratio = (double)cache_hit_count/(double)(cache_hit_count+cache_miss_count);
-            //printf("texture-binding: hit rate %.2f%% (%zu binds total)\n", ratio*100, (size_t)total); std::fflush(stdout);
-        }
-        if (total > (size_t)10'000)
-        {
-            cache_hit_count /= 5;
-            cache_miss_count /= 5;
-        }
+    static auto t0 = std::chrono::high_resolution_clock::now();
+    auto t = std::chrono::high_resolution_clock::now();
+
+    if (t - t0 > 5s) [[unlikely]]
+    {
+        t0 = t;
+        [[maybe_unused]] auto ratio = (double)cache_hit_count/(double)(cache_hit_count+cache_miss_count);
+        printf("texture-binding: hit rate %.2f%% (%zu binds total)\n", ratio*100, total);
+        std::fflush(stdout);
+    }
+    if (total > (size_t)1e4)
+    {
+        cache_hit_count /= 9;
+        cache_miss_count /= 9;
+    }
+#endif
 }
 
 size_t texture_unit_cache::get_unit_count()