Show offline list count and current specialized shader count in debugger (#44)

src/hle/rt64_state.cpp

@@ -2198,6 +2198,11 @@ namespace RT64 {
                     }
 #               endif
                     ImGui::NewLine();
+                    
+                    ImGui::Text("Offline Shaders: %d", ext.rasterShaderCache->offlineList.entries.size());
+                    ImGui::Text("Specialized Shaders: %d", ext.rasterShaderCache->shaderCount());
+
+                    ImGui::NewLine();
 
                     bool ubershadersOnly = ext.workloadQueue->ubershadersOnly;
                     ImGui::Checkbox("Ubershaders Only", &ubershadersOnly);

src/render/rt64_raster_shader_cache.cpp

@@ -367,4 +367,9 @@ namespace RT64 {
 
         descQueueChanged.notify_all();
     }
+
+    uint32_t RasterShaderCache::shaderCount() {
+        std::unique_lock<std::mutex> lock(GPUShadersMutex);
+        return GPUShaders.size();
+    }
 };

src/render/rt64_raster_shader_cache.h

@@ -86,5 +86,6 @@ namespace RT64 {
         bool stopOfflineDumper();
         bool loadOfflineList(std::istream &stream);
         void resetOfflineList();
+        uint32_t shaderCount();
     };
 };