Hydrogent: added texture atlas usage stats

DiligentGraphics · Nov 21, 2023 · de19e55 · de19e55
1 parent 9bfd914
commit de19e55
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Showing 2 changed files with 25 additions and 2 deletions.
diff --git a/Hydrogent/interface/HnRenderDelegate.hpp b/Hydrogent/interface/HnRenderDelegate.hpp
@@ -93,6 +93,23 @@ struct HnRenderDelegateMemoryStats
     };
     /// Vertex pool usage statistics.
     VertexPoolUsage VertexPool;
+
+    /// Texture atlas usage statistics.
+    struct TextureAtlasUsage
+    {
+        /// The total committed memory size, in bytes.
+        Uint64 CommittedSize = 0;
+
+        /// The number of allcations.
+        Uint32 AllocationCount = 0;
+
+        /// The total number of texels in the atlas.
+        Uint64 TotalTexels = 0;
+
+        /// The total number of texels in all allocations.
+        Uint64 AllocatedTexels = 0;
+    };
+    TextureAtlasUsage Atlas;
 };
 
 /// USD render delegate implementation in Hydrogent.

diff --git a/Hydrogent/src/HnRenderDelegate.cpp b/Hydrogent/src/HnRenderDelegate.cpp
@@ -389,8 +389,9 @@ HnRenderDelegateMemoryStats HnRenderDelegate::GetMemoryStats() const
 {
     HnRenderDelegateMemoryStats MemoryStats;
 
-    const BufferSuballocatorUsageStats IndexUsage  = m_ResourceMgr->GetIndexBufferUsageStats();
-    const VertexPoolUsageStats         VertexUsage = m_ResourceMgr->GetVertexPoolUsageStats();
+    const BufferSuballocatorUsageStats  IndexUsage  = m_ResourceMgr->GetIndexBufferUsageStats();
+    const VertexPoolUsageStats          VertexUsage = m_ResourceMgr->GetVertexPoolUsageStats();
+    const DynamicTextureAtlasUsageStats AtlasUsage  = m_ResourceMgr->GetAtlasUsageStats();
 
     MemoryStats.IndexPool.CommittedSize   = IndexUsage.CommittedSize;
     MemoryStats.IndexPool.UsedSize        = IndexUsage.UsedSize;
@@ -401,6 +402,11 @@ HnRenderDelegateMemoryStats HnRenderDelegate::GetMemoryStats() const
     MemoryStats.VertexPool.AllocationCount      = VertexUsage.AllocationCount;
     MemoryStats.VertexPool.AllocatedVertexCount = VertexUsage.AllocatedVertexCount;
 
+    MemoryStats.Atlas.CommittedSize   = AtlasUsage.CommittedSize;
+    MemoryStats.Atlas.AllocationCount = AtlasUsage.AllocationCount;
+    MemoryStats.Atlas.TotalTexels     = AtlasUsage.TotalArea;
+    MemoryStats.Atlas.AllocatedTexels = AtlasUsage.AllocatedArea;
+
     return MemoryStats;
 }