DragDrop: Removed const qualifier from ImGuiPayload 's void* data, easing casting on user side.

imgui.cpp

@@ -13029,14 +13029,14 @@ bool ImGui::SetDragDropPayload(const char* type, const void* data, size_t data_s
             // Store in heap
             g.DragDropPayloadBufHeap.resize((int)data_size);
             payload.Data = g.DragDropPayloadBufHeap.Data;
-            memcpy((void*)(intptr_t)payload.Data, data, data_size);
+            memcpy(payload.Data, data, data_size);
         }
         else if (data_size > 0)
         {
             // Store locally
             memset(&g.DragDropPayloadBufLocal, 0, sizeof(g.DragDropPayloadBufLocal));
             payload.Data = g.DragDropPayloadBufLocal;
-            memcpy((void*)(intptr_t)payload.Data, data, data_size);
+            memcpy(payload.Data, data, data_size);
         }
         else
         {

imgui.h

@@ -1374,7 +1374,7 @@ struct ImGuiSizeCallbackData
 struct ImGuiPayload
 {
     // Members
-    const void*     Data;               // Data (copied and owned by dear imgui)
+    void*           Data;               // Data (copied and owned by dear imgui)
     int             DataSize;           // Data size
 
     // [Internal]