RenderD7 0.9.4 (New Stuff, Lot Fixes, Envtools)

source/Memory.cpp

@@ -0,0 +1,60 @@
+#include <map>
+#include <renderd7/Memory.hpp>
+
+static RenderD7::Memory::memory_metrics metrics;
+
+bool rd7_enable_memtrack;
+
+void *operator new(size_t size) {
+  void *ptr = malloc(size);
+  if (rd7_enable_memtrack)
+    metrics.t_TotalAllocated += size;
+  return ptr;
+}
+
+void operator delete(void *memory, size_t size) {
+  if (rd7_enable_memtrack)
+    metrics.t_TotalFreed += size;
+  free(memory);
+}
+
+int allocations = 0;
+int total_size = 0;
+std::map<void *, size_t> sizes;
+
+void *operator new[](size_t size) {
+  if (rd7_enable_memtrack)
+    allocations++;
+  if (rd7_enable_memtrack)
+    total_size += size;
+  void *ptr = malloc(size);
+  if (rd7_enable_memtrack)
+    sizes[ptr] = size;
+  if (rd7_enable_memtrack)
+    metrics.t_TotalAllocated += size;
+  return ptr;
+}
+
+void operator delete[](void *ptr) {
+  if (rd7_enable_memtrack)
+    allocations--;
+  if (rd7_enable_memtrack)
+    total_size -= sizes[ptr];
+  if (rd7_enable_memtrack)
+    metrics.t_TotalFreed += sizes[ptr];
+  if (rd7_enable_memtrack)
+    sizes.erase(ptr);
+  free(ptr);
+}
+
+namespace RenderD7 {
+
+namespace Memory {
+
+size_t GetTotalAllocated() { return metrics.t_TotalAllocated; }
+
+size_t GetTotalFreed() { return metrics.t_TotalFreed; }
+
+size_t GetCurrent() { return metrics.t_CurrentlyAllocated(); }
+} // namespace Memory
+} // namespace RenderD7