added documentation to all files

src/animation/foldhaus_animation.h

@@ -1,9 +1,16 @@
+//
+// File: foldhaus_animation.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
 // TODO
 // [] - animation blending
 // [] - delete a layer
 // [] - will need a way to create an empty layer
 // [] - get a list of all animation procs
 
+#ifndef FOLDHAUS_ANIMATION
+
 #define ANIMATION_PROC(name) void name(assembly* Assembly, r32 Time)
 typedef ANIMATION_PROC(animation_proc);
 
@@ -33,3 +40,6 @@ struct animation_system
     r32 AnimationStart;
     r32 AnimationEnd;
 };
+
+#define FOLDHAUS_ANIMATION
+#endif // FOLDHAUS_ANIMATION

src/artnet/artnet.h

@@ -1 +1,10 @@
+//
+// File: artnet.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
 /* For future artnet implementation */
+#ifndef ARTNET_H
+
+#define ARTNET_H
+#endif // ARTNET_H

src/assembly_parser.cpp

@@ -1,3 +1,10 @@
+//
+// File: assembly_parser.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef ASSEMBLY_PARSER_CPP
+
 
 internal assembly_token
 ParseToken (tokenizer* Tokenizer)
@@ -222,3 +229,6 @@ ParseAssemblyFile (u8* FileBase, s32 FileSize, memory_arena* Arena)
     
     return AssemblyDefinition;
 }
+
+#define ASSEMBLY_PARSER_CPP
+#endif // ASSEMBLY_PARSER_CPP

src/assembly_parser.h

@@ -1,3 +1,10 @@
+//
+// File: assembly_parser.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef ASSEMBLY_PARSER_H
+
 #define LED_STRIP_COUNT_IDENTIFIER "led_strip_count"
 
 #define LED_STRIP_IDENTIFIER "led_strip"
@@ -59,3 +66,6 @@ struct assembly_definition
     s32 TotalLEDCount;
     led_strip_definition* LEDStrips;
 };
+
+#define ASSEMBLY_PARSER_H
+#endif // ASSEMBLY_PARSER_H

src/dmx/dmx.h

@@ -1,3 +1,10 @@
+//
+// File: DMX_H
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef DMX_H
+
 struct dmx_buffer
 {
     s32 Universe;
@@ -45,3 +52,6 @@ DMXBufferListAppend (dmx_buffer_list* AppendTo, dmx_buffer_list* Append)
     
     return Result;
 }
+
+#define DMX_H
+#endif // DMX_H

src/foldhaus_app.cpp

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_app.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_APP_CPP
+
 #include "foldhaus_platform.h"
 #include "foldhaus_app.h"
 
@@ -422,3 +429,6 @@ CLEANUP_APPLICATION(CleanupApplication)
     app_state* State = (app_state*)Context.MemoryBase;
     SACNCleanup(&State->SACN, Context);
 }
+
+#define FOLDHAUS_APP_CPP
+#endif // FOLDHAUS_APP_CPP

src/foldhaus_app.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_app.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_APP_H
+
 #include "../meta/gs_meta_lexer.h"
 
 #include "gs_font.h"
@@ -231,3 +238,7 @@ typedef PANEL_RENDER_PROC(panel_render_proc);
 #include "generated/foldhaus_panels_generated.h"
 
 #include "foldhaus_interface.cpp"
+
+
+#define FOLDHAUS_APP_H
+#endif // FOLDHAUS_APP_H

src/foldhaus_assembly.cpp

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_assembly.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_ASSEMBLY_CPP
+
 internal s32
 GetAssemblyMemorySizeFromDefinition(assembly_definition Definition, string Name)
 {
@@ -115,3 +122,7 @@ UnloadAssembly (u32 AssemblyIndex, app_state* State, context Context)
         }
     }
 }
+
+
+#define FOLDHAUS_ASSEMBLY_CPP
+#endif // FOLDHAUS_ASSEMBLY_CPP

src/foldhaus_assembly.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_assembly.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_ASSEMBLY_H
+
 struct led
 {
     s32 Index;
@@ -36,3 +43,7 @@ struct assembly
     s32 LEDUniverseMapCount;
     leds_in_universe_range* LEDUniverseMap;
 };
+
+
+#define FOLDHAUS_ASSEMBLY_H
+#endif // FOLDHAUS_ASSEMBLY_H

src/foldhaus_command_dispatch.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_command_dispatch.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_COMMAND_DISPATCH_H
+
 #define FOLDHAUS_INPUT_COMMAND_PROC(name) void name(app_state* State, input_entry Event, mouse_state Mouse)
 typedef FOLDHAUS_INPUT_COMMAND_PROC(input_command_proc);
 
@@ -194,3 +201,6 @@ RegisterKeyPressCommand (input_command_registry* CommandRegistry,
     Command->Mdfr = Mdfr;
     Command->Proc = Proc;
 }
+
+#define FOLDHAUS_COMMAND_DISPATCH_H
+#endif // FOLDHAUS_COMMAND_DISPATCH_H

src/foldhaus_debug.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_debug.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_DEBUG_H
+
 #define SCOPE_NAME_LENGTH 256
 struct scope_record
 {
@@ -427,3 +434,7 @@ struct scope_tracker
         }
     }
 };
+
+
+#define FOLDHAUS_DEBUG_H
+#endif // FOLDHAUS_DEBUG_H

src/foldhaus_debug_visuals.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_debug_visuals.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_DEBUG_VISUALS_H
+
 internal void
 DrawDebugInterface (render_command_buffer* RenderBuffer, r32 StartX, interface_config Interface, r32 WindowWidth, r32 WindowHeight, r32 DeltaTime, app_state* State, camera Camera, mouse_state Mouse, memory_arena* Transient)
 {
@@ -113,3 +120,7 @@ DrawDebugInterface (render_command_buffer* RenderBuffer, r32 StartX, interface_c
         TopOfScreenLinePos.y -= NewLineYOffset(*Interface.Font);
     }
 }
+
+
+#define FOLDHAUS_DEBUG_VISUALS_H
+#endif // FOLDHAUS_DEBUG_VISUALS_H

src/foldhaus_default_nodes.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_default_nodes.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_DEFAULT_NODES_H
+
 //////////////////////////////////
 //
 //   Values
@@ -135,3 +142,7 @@ NODE_PROC(MultiplyPatterns, multiply_patterns_data)
         LED++;
     }
 }
+
+
+#define FOLDHAUS_DEFAULT_NODES_H
+#endif // FOLDHAUS_DEFAULT_NODES_H

src/foldhaus_interface.cpp

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_interface.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_INTERFACE_CPP
+
 ////////////////////////////////////////
 //
 //     Universe View
@@ -603,3 +610,7 @@ DrawAllPanels(panel_layout PanelLayout, render_command_buffer* RenderBuffer, mou
         DrawPanelBorder(*Panel, PanelBounds.Min, PanelBounds.Max, BorderColor, Mouse, RenderBuffer);
     }
 }
+
+
+#define FOLDHAUS_INTERFACE_CPP
+#endif // FOLDHAUS_INTERFACE_CPP

src/foldhaus_memory.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_memory.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_MEMORY_H
+
 #ifndef GS_MEMORY_H
 
 #if 0
@@ -267,3 +274,6 @@ PushSize_ (static_memory_arena* Arena, u32 Size)
 
 #define GS_MEMORY_H
 #endif // GS_MEMORY_H
+
+#define FOLDHAUS_MEMORY_H
+#endif // FOLDHAUS_MEMORY_H

src/foldhaus_network_ordering.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_network_ordering.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_NETWORK_ORDERING_H
+
 // Packs a u8 to a known big endian buffer
 inline u8*	
 PackB1(u8* ptr, u8 val)
@@ -131,3 +138,7 @@ UpackL8(const u8* ptr)
 {
 	return *((u64*)ptr);
 }
+
+
+#define FOLDHAUS_NETWORK_ORDERING_H
+#endif // FOLDHAUS_NETWORK_ORDERING_H

src/foldhaus_node.cpp

@@ -1,6 +1,175 @@
+//
+// File: foldhaus_node.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_NODE_CPP
+
 internal void
-PushNodeOnWorkspace(s32 NodeSpecificationIndex, pattern_node_workspace* Workspace)
+ClearNodeWorkspaceStorage(pattern_node_workspace* Workspace)
+{
+    ClearArena(&Workspace->Storage);
+    Workspace->SparseToSortedNodeMap = 0;
+    Workspace->SortedNodeHandles = 0;
+}
+
+struct adjacency_list
+{
+    // TODO(Peter): Can make these as buffers, not single digits later
+    gs_list_handle NodeHandle;
+    adjacency_list* Next;
+};
+
+internal u32
+SortNodeNeighbors(u32 ContiguousNodeIndex, gs_list_handle NodeHandle, adjacency_list** NeighborsLists, b8* NodesVisited, gs_list_handle* SortedNodeHandles, u32 SortedNodesCount, s32* SparseToContiguousNodeMap)
+{
+    NodesVisited[ContiguousNodeIndex] = true;
+    
+    adjacency_list* Neighbor = NeighborsLists[ContiguousNodeIndex];
+    while (Neighbor)
+    {
+        u32 ContiguousNeighborNodeIndex = SparseToContiguousNodeMap[Neighbor->NodeHandle.Index];
+        if (!NodesVisited[ContiguousNeighborNodeIndex])
+        {
+            SortedNodesCount = SortNodeNeighbors(ContiguousNeighborNodeIndex, Neighbor->NodeHandle, NeighborsLists, NodesVisited, SortedNodeHandles, SortedNodesCount, SparseToContiguousNodeMap); 
+        }
+        Neighbor = Neighbor->Next;
+    }
+    
+    SortedNodeHandles[SortedNodesCount++] = NodeHandle;
+    return SortedNodesCount;
+}
+
+internal s32*
+CreateSparseToContiguousMap (pattern_node_workspace Workspace, memory_arena* Scratch)
+{
+    s32* Result = PushArray(Scratch, s32, Workspace.Nodes.OnePastLastUsed);
+    s32 ContiguousIndex = 0;
+    for (u32 SparseNodeIndex = 0; SparseNodeIndex < Workspace.Nodes.OnePastLastUsed; SparseNodeIndex++)
+    {
+        gs_list_entry<pattern_node>* Entry = Workspace.Nodes.GetEntryAtIndex(SparseNodeIndex);
+        if (!EntryIsFree(Entry))
+        {
+            Result[SparseNodeIndex] = ContiguousIndex++;
+        }
+    }
+    return Result;
+}
+
+internal void
+UpdateSortedNodes(pattern_node_workspace* Workspace, memory_arena* Scratch)
+{
+    ClearNodeWorkspaceStorage(Workspace);
+    
+    u32 NodeCount = Workspace->Nodes.Used;
+    u32 SparseNodeCount = Workspace->Nodes.OnePastLastUsed;
+    
+    s32* SparseToContiguousNodeMap = CreateSparseToContiguousMap(*Workspace, &Workspace->Storage);
+    
+    // NOTE(Peter): We need to sort this later on so I'm just storing list lengths in this format
+    // to begin with. 
+    // NeighborsListLengths[n].Radix = the number of neighbors for the node
+    // NeighborsListLengths[n].ID = the sparse array index of the node
+    gs_radix_entry* NeighborsListLengths = PushArray(Scratch, gs_radix_entry, NodeCount);
+    adjacency_list** NeighborsLists = PushArray(Scratch, adjacency_list*, NodeCount);
+    GSZeroArray(NeighborsLists, adjacency_list*, SparseNodeCount);
+    
+    // Fill Radix
+    for (u32 n = 0; n < SparseNodeCount; n++)
+    {
+        s32 ContiguousIndex = SparseToContiguousNodeMap[n];
+        if (ContiguousIndex >= 0)
+        {
+            NeighborsListLengths[ContiguousIndex].Radix = 0;
+            NeighborsListLengths[ContiguousIndex].ID = n;
+        }
+    }
+    
+    // Construct Adjaceny List
+    for (u32 c = 0; c < Workspace->Connections.Used; c++)
+    {
+        pattern_node_connection Connection = *Workspace->Connections.GetElementAtIndex(c);
+        
+        adjacency_list* ListAddition = PushStruct(Scratch, adjacency_list);
+        ListAddition->NodeHandle = Connection.DownstreamNodeHandle;
+        
+        s32 ContiguousNodeIndex = SparseToContiguousNodeMap[Connection.UpstreamNodeHandle.Index];
+        ListAddition->Next = NeighborsLists[ContiguousNodeIndex];
+        NeighborsLists[ContiguousNodeIndex] = ListAddition;
+        
+        // Increment the number of neighbors - stored in Radix
+        NeighborsListLengths[ContiguousNodeIndex].Radix++;
+    }
+    
+    // Sort by number of neighbors
+    RadixSortInPlace(NeighborsListLengths, Workspace->Nodes.Used);
+    
+    char* OutputCharArray = PushArray(Scratch, char, 1024);
+    string OutputString = MakeString(OutputCharArray, 0, 1024);
+    
+    PrintF(&OutputString, "Neighbors Lists: \n");
+    for (u32 d = 0; d < Workspace->Nodes.Used; d++)
+    {
+        PrintF(&OutputString, "    %d: Node [ %d ] : neighbors { ", d, NeighborsListLengths[d].ID);
+        
+        adjacency_list* Neighbors = NeighborsLists[d];
+        while (Neighbors)
+        {
+            PrintF(&OutputString, "%d, ", Neighbors->NodeHandle.Index);
+            Neighbors = Neighbors->Next;
+        }
+        PrintF(&OutputString, " }\n");
+    }
+    NullTerminate(&OutputString);
+    
+    OutputDebugStringA(OutputCharArray);
+    // This is a contiguous array. 
+    b8* NodesVisited = PushArray(Scratch, b8, NodeCount);
+    GSZeroArray(NodesVisited, b8, NodeCount);
+    
+    Workspace->SortedNodeHandles = PushArray(&Workspace->Storage, gs_list_handle, NodeCount);
+    u32 SortedSparseNodeIndeciesUsed = 0;
+    
+    for (u32 n = 0; n < Workspace->Nodes.Used; n++)
+    {
+        gs_radix_entry SortedNeighborsCount = NeighborsListLengths[n];
+        u32 NeighborCount = SortedNeighborsCount.Radix;
+        u32 NodeIndex = SortedNeighborsCount.ID;
+        gs_list_handle NodeHandle = Workspace->Nodes.GetEntryAtIndex(NodeIndex)->Handle;
+        u32 ContiguousNodeIndex = SparseToContiguousNodeMap[NodeIndex];
+        
+        SortedSparseNodeIndeciesUsed = SortNodeNeighbors(ContiguousNodeIndex, NodeHandle, NeighborsLists, NodesVisited, Workspace->SortedNodeHandles, SortedSparseNodeIndeciesUsed, SparseToContiguousNodeMap);
+    }
+    
+    Workspace->SparseToSortedNodeMap = SparseToContiguousNodeMap;
+    for (u32 SortedIndex = 0; SortedIndex < NodeCount; SortedIndex++)
+    {
+        gs_list_handle SortedHandle = Workspace->SortedNodeHandles[SortedIndex];
+        Workspace->SparseToSortedNodeMap[SortedHandle.Index] = SortedIndex;
+    }
+}
+
+internal void
+PushNodeOnWorkspace(s32 NodeSpecificationIndex, pattern_node_workspace* Workspace, memory_arena* Scratch)
 {
     pattern_node* NewNode = Workspace->Nodes.TakeElement();
     NewNode->SpecificationIndex = NodeSpecificationIndex;
+    
+    UpdateSortedNodes(Workspace, Scratch);
 }
+
+internal void
+PushNodeConnectionOnWorkspace(gs_list_handle UpstreamNodeHandle, u32 UpstreamPortIndex, gs_list_handle DownstreamNodeHandle, u32 DownstreamPortIndex, pattern_node_workspace* Workspace, memory_arena* Scratch)
+{
+    pattern_node_connection Connection = {};
+    Connection.UpstreamNodeHandle = UpstreamNodeHandle; 
+    Connection.DownstreamNodeHandle = DownstreamNodeHandle; 
+    Connection.UpstreamPortIndex = UpstreamPortIndex; 
+    Connection.DownstreamPortIndex = DownstreamPortIndex; 
+    
+    Workspace->Connections.PushElementOnBucket(Connection);
+    UpdateSortedNodes(Workspace, Scratch);
+}
+
+#define FOLDHAUS_NODE_CPP
+#endif // FOLDHAUS_NODE_CPP

src/foldhaus_node.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_node.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_NODE_H
+
 typedef enum node_type node_type;
 
 #define IsInputMember 1 << 0
@@ -75,6 +82,13 @@ struct pattern_node_workspace
 {
     gs_list<pattern_node> Nodes;
     gs_bucket<pattern_node_connection> Connections;
+    
+    // This is storage for all the structures which follow.
+    // It is cleared when new nodes are added so that the 
+    // acceleration structures can be recalculated
+    memory_arena Storage;
+    s32* SparseToSortedNodeMap;
+    gs_list_handle* SortedNodeHandles;
 };
 
 
@@ -108,3 +122,6 @@ NODE_PROC(OutputNode, output_node_data)
 {
     
 }
+
+#define FOLDHAUS_NODE_H
+#endif // FOLDHAUS_NODE_H

src/foldhaus_node_gui.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_node_gui.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_NODE_GUI_H
+
 struct gui_node
 {
     s32 Handle;
@@ -11,3 +18,7 @@ struct gui_node_list
     s32 NodesUsed;
     gui_node Nodes[GUI_NODES_MAX];
 };
+
+
+#define FOLDHAUS_NODE_GUI_H
+#endif // FOLDHAUS_NODE_GUI_H

src/foldhaus_operation_mode.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_operation_mode.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_OPERATION_MODE_H
+
 typedef struct operation_mode operation_mode;
 
 #define OPERATION_STATE_DEF(name) struct name
@@ -81,3 +88,7 @@ CreateOperationState_ (operation_mode* Mode, operation_mode_system* System, s32
     Mode->OpStateMemory = PushSize(&System->Arena, StateSize);
     return Mode->OpStateMemory;
 }
+
+
+#define FOLDHAUS_OPERATION_MODE_H
+#endif // FOLDHAUS_OPERATION_MODE_H

src/foldhaus_panel.h

@@ -1,14 +1,13 @@
-/*
+//
-File: foldhaus_panel.cpp
+// File: foldhaus_panel.h
-Description: a system for laying out panels on a screen
+// Author: Peter Slattery
-Author: Peter Slattery
+// Creation Date: 2019-12-26
-Creation Date: 2019-12-26
+//
-
+// Usage:
-Usage:
+// Include this file in ONE file in your project. 
-Include this file in ONE file in your project. 
+// Define SetPanelDefinitionExternal
-Define SetPanelDefinitionExternal
+//
-
+#ifndef FOLDHAUS_PANEL_H
-*/
 
 typedef struct panel panel;
 
@@ -351,3 +350,7 @@ GetPanelContainingPoint(v2 Point, panel_system* PanelSystem, rect WindowBounds)
     }
     return Result;
 }
+
+
+#define FOLDHAUS_PANEL_H
+#endif // FOLDHAUS_PANEL_H

src/foldhaus_platform.h

@@ -1,9 +1,18 @@
+//
+// File: foldhaus_platform.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_PLATFORM_H
+
 #include <windows.h>
+#include <stdio.h>
 
 #define GS_LANGUAGE_NO_PROFILER_DEFINES
 #include <gs_language.h>
 #include "gs_platform.h"
 
+#include <gs_radix_sort.h>
 #include <gs_list.h>
 #include <gs_bucket.h>
 
@@ -151,3 +160,7 @@ struct context
     platform_send_to* PlatformSendTo;
     platform_close_socket* PlatformCloseSocket;
 };
+
+
+#define FOLDHAUS_PLATFORM_H
+#endif // FOLDHAUS_PLATFORM_H

src/foldhaus_renderer.cpp

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_renderer.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_RENDERER_CPP
+
 internal render_command_buffer
 AllocateRenderCommandBuffer (u8* Memory, s32 Size, renderer_realloc* Realloc)
 {
@@ -178,3 +185,6 @@ ClearRenderBuffer (render_command_buffer* Buffer)
 {
     Buffer->CommandMemoryUsed = 0;
 }
+
+#define FOLDHAUS_RENDERER_CPP
+#endif // FOLDHAUS_RENDERER_CPP

src/foldhaus_renderer.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_renderer.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_RENDERER_H
+
 #define IMMEDIATE_MODE_RENDERING 0
 
 struct camera
@@ -654,3 +661,7 @@ PushRenderBoundingBox2D (render_command_buffer* Buffer, v2 Min, v2 Max, r32 Thic
     PushQuad2DOnBatch(&Batch, v2{Max.x - Thickness, Min.y}, Max, Color);
     PushQuad2DOnBatch(&Batch, Min, v2{Max.x, Min.y + Thickness}, Color);
 }
+
+
+#define FOLDHAUS_RENDERER_H
+#endif // FOLDHAUS_RENDERER_H

src/foldhaus_sacn_view.cpp

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_sacn_view.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_SACN_VIEW_CPP
+
 internal void
 DrawSACNUniversePixels (render_command_buffer* RenderBuffer, sacn_universe* ToDraw, 
                         v2 TopLeft, v2 Dimension)
@@ -31,3 +38,6 @@ DrawSACNUniversePixels (render_command_buffer* RenderBuffer, sacn_universe* ToDr
         ++PixelsDrawn;
     }
 }
+
+#define FOLDHAUS_SACN_VIEW_CPP
+#endif // FOLDHAUS_SACN_VIEW_CPP

src/foldhaus_search_lister.cpp

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_search_lister.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_SEARCH_LISTER_CPP
+
 internal b32
 NamePassesFilter (string Target, string Filter)
 {
@@ -42,3 +49,7 @@ GetPrevFilteredItem (search_lister SearchLister)
     s32 Result = GSMax(SearchLister.HotItem - 1, 0);
     return Result;
 }
+
+
+#define FOLDHAUS_SEARCH_LISTER_CPP
+#endif // FOLDHAUS_SEARCH_LISTER_CPP

src/foldhaus_search_lister.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_search_lister.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_SEARCH_LISTER_H
+
 struct search_lister
 {
     // TODO(Peter): Giving up trying to just use the source list for now. At the moment
@@ -18,3 +25,7 @@ struct search_lister
     
     string Filter;
 };
+
+
+#define FOLDHAUS_SEARCH_LISTER_H
+#endif // FOLDHAUS_SEARCH_LISTER_H

src/foldhaus_text_entry.cpp

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_text_entry.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_TEXT_ENTRY_CPP
+
 internal void
 ResetTextInput (text_entry* Input)
 {
@@ -226,3 +233,7 @@ InitializeTextInputCommands (input_command_registry* Commands, memory_arena* Per
 { KeyCode_GreaterThan, KeyCode_Invalid, Command_Began | Command_Held, TextEntryInsertChar }, \
 { KeyCode_Tilde, KeyCode_Invalid, Command_Began | Command_Held, TextEntryInsertChar }, \
 { KeyCode_BackQuote, KeyCode_Invalid, Command_Began | Command_Held, TextEntryInsertChar }
+
+
+#define FOLDHAUS_TEXT_ENTRY_CPP
+#endif // FOLDHAUS_TEXT_ENTRY_CPP

src/foldhaus_text_entry.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_text_entry.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_TEXT_ENTRY_H
+
 enum text_translation_type
 {
     TextTranslateTo_String,
@@ -24,3 +31,6 @@ struct text_entry
     
     text_entry_destination Destination;
 };
+
+#define FOLDHAUS_TEXT_ENTRY_H
+#endif // FOLDHAUS_TEXT_ENTRY_H

src/foldhaus_util_radialumia_file_converter.cpp

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_util_radialumia_file_converter.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_UTIL_RADIALUMIA_FILE_CONVERTER_CPP
+
 #define DEBUG
 #define DEBUG_TRACK_SCOPE(name)
 
@@ -365,3 +372,6 @@ int main(int ArgCount, char* Args[])
     
     return 0;
 }
+
+#define FOLDHAUS_UTIL_RADIALUMIA_FILE_CONVERTER_CPP
+#endif // FOLDHAUS_UTIL_RADIALUMIA_FILE_CONVERTER_CPP

src/gs_array.h

@@ -1,3 +1,10 @@
+//
+// File: gs_array.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef GS_ARRAY_H
+
 struct free_list
 {
     free_list* Next;
@@ -227,3 +234,6 @@ RemoveElementAtIndex (s32 Index, element_type##_contiguous_array* Buffer) \
                                                                                                                                                                          
                                                                                                                                                                          TYPEDEF_ARRAY(array_entry_handle);
                                                                                                                                                                          TYPEDEF_CONTIGUOUS_ARRAY(array_entry_handle);
+                                                                                                                                                                         
+#define GS_ARRAY_H
+#endif // GS_ARRAY_H

src/gs_font.h

@@ -1,3 +1,10 @@
+//
+// File: gs_font.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef GS_FONT_H
+
 #ifndef GS_FONT_H
 
 struct codepoint_bitmap
@@ -119,3 +126,6 @@ NewLineYOffset (bitmap_font Font)
 
 #define GS_FONT_H
 #endif
+
+#define GS_FONT_H
+#endif // GS_FONT_H

src/gs_hashtable.h

@@ -1 +1,11 @@
 //
+// File: gs_hashtable.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef GS_HASHTABLE_H
+
+//
+
+#define GS_HASHTABLE_H
+#endif // GS_HASHTABLE_H

src/gs_input.h

@@ -1,3 +1,10 @@
+//
+// File: gs_input.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef GS_INPUT_H
+
 enum key_state_flags
 {
     KeyState_WasDown = 1 << 0,
@@ -109,3 +116,6 @@ MouseButtonHeldDown (b32 MouseButtonState)
     b32 IsDown = KeyIsDown(MouseButtonState);
     return (WasDown && IsDown);
 }
+
+#define GS_INPUT_H
+#endif // GS_INPUT_H

src/gs_platform.h

@@ -1,3 +1,10 @@
+//
+// File: gs_platform.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef GS_PLATFORM_H
+
 #ifndef GS_PLATFORM_H
 
 #ifndef GS_LANGUAGE_H
@@ -387,3 +394,6 @@ GetSecondsElapsed (s64 Start, s64 End, s64 PerformanceCountFrequency)
 
 #define GS_PLATFORM_H
 #endif // GS_PLATFORM_H
+
+#define GS_PLATFORM_H
+#endif // GS_PLATFORM_H

src/gs_win32.cpp

@@ -1,3 +1,10 @@
+//
+// File: gs_win32.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef GS_WIN32_CPP
+
 #ifndef GS_WIN32_CPP
 
 struct win32_state
@@ -1016,3 +1023,6 @@ BindTexture (s32 TextureHandle)
 
 #define GS_WIN32_CPP
 #endif // GS_WIN32_CPP
+
+#define GS_WIN32_CPP
+#endif // GS_WIN32_CPP

src/gs_win32.h

@@ -1,3 +1,10 @@
+//
+// File: gs_win32.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef GS_WIN32_H
+
 #ifndef GS_WIN32_H
 
 struct platform_font_info
@@ -11,3 +18,7 @@ struct platform_font_info
 
 #define GS_WIN32_H
 #endif // GS_WIN32_H
+
+
+#define GS_WIN32_H
+#endif // GS_WIN32_H

src/interface.h

@@ -1,3 +1,10 @@
+//
+// File: interface.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef INTERFACE_H
+
 enum string_alignment
 {
     Align_Left,
@@ -613,3 +620,6 @@ EvaluateSearchLister (render_command_buffer* RenderBuffer, v2 TopLeft, v2 Dimens
     
     return Result;
 }
+
+#define INTERFACE_H
+#endif // INTERFACE_H

src/node/foldhaus_node_interface.cpp

@@ -1,3 +1,9 @@
+//
+// File: foldhaus_node_interface.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLHAUS_NODE_INTERFACE_CPP
 
 ////////////////////////////////////////
 //
@@ -496,3 +502,7 @@ FOLDHAUS_INPUT_COMMAND_PROC(OpenNodeView)
     
     OpState->SelectedNodeHandle = 0;
 }
+
+
+#define FOLHAUS_NODE_INTERFACE_CPP
+#endif // FOLHAUS_NODE_INTERFACE_CPP

src/panels/foldhaus_panel_animation_timeline.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_panel_animation_timeline.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_PANEL_ANIMATION_TIMELINE_H
+
 // TODO
 // [x] - Moving animation blocks
 // [x] - dragging beginning and end of time blocks
@@ -479,3 +486,6 @@ PANEL_RENDER_PROC(AnimationTimeline_Render)
         State->AnimationSystem.Time = 0;
     }
 }
+
+#define FOLDHAUS_PANEL_ANIMATION_TIMELINE_H
+#endif // FOLDHAUS_PANEL_ANIMATION_TIMELINE_H

src/panels/foldhaus_panel_dmx_view.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_panel_dmx_view.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_PANEL_DMX_VIEW_H
+
 PANEL_INIT_PROC(DMXView_Init)
 {
     
@@ -75,3 +82,7 @@ PANEL_RENDER_PROC(DMXView_Render)
     }
 #endif
 }
+
+
+#define FOLDHAUS_PANEL_DMX_VIEW_H
+#endif // FOLDHAUS_PANEL_DMX_VIEW_H

src/panels/foldhaus_panel_hierarchy.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_panel_hierarchy.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_PANEL_HIERARCHY_H
+
 PANEL_INIT_PROC(HierarchyView_Init)
 {
     
@@ -76,3 +83,7 @@ PANEL_RENDER_PROC(HierarchyView_Render)
         List.ListElementsCount++;
     }
 }
+
+
+#define FOLDHAUS_PANEL_HIERARCHY_H
+#endif // FOLDHAUS_PANEL_HIERARCHY_H

src/panels/foldhaus_panel_node_graph.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_panel_node_graph.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_PANEL_NODE_GRAPH_H
+
 struct visual_node
 {
     node_specification Spec;
@@ -127,14 +134,10 @@ FOLDHAUS_INPUT_COMMAND_PROC(EndConnectNodesOperation)
             visual_port UpstreamPort = (OpState->IsInput & IsInputMember) ? VisualPort : OpState->VisualPort;
             visual_port DownstreamPort = (OpState->IsInput & IsInputMember) ? OpState->VisualPort : VisualPort;
             
-            // Make Connection
+            PushNodeConnectionOnWorkspace(UpstreamPort.SparseNodeHandle, UpstreamPort.PortIndex,
-            pattern_node_connection Connection = {};
+                                          DownstreamPort.SparseNodeHandle, DownstreamPort.PortIndex,
-            Connection.UpstreamNodeHandle = UpstreamPort.SparseNodeHandle;
+                                          &State->NodeWorkspace, &State->Transient);
-            Connection.DownstreamNodeHandle = DownstreamPort.SparseNodeHandle;
-            Connection.UpstreamPortIndex = UpstreamPort.PortIndex;
-            Connection.DownstreamPortIndex = DownstreamPort.PortIndex;
             
-            State->NodeWorkspace.Connections.PushElementOnBucket(Connection);
             GraphState->LayoutIsDirty = true;
         }
     }
@@ -242,7 +245,7 @@ DrawNodePorts(node_specification Spec, b32 InputMask, v2 Position, r32 LineHeigh
 }
 
 internal void
-DrawNode (v2 Position, node_specification NodeSpecification, r32 NodeWidth, r32 LineHeight, interface_config Interface, render_command_buffer* RenderBuffer, mouse_state Mouse)
+DrawNode (v2 Position, node_specification NodeSpecification, gs_list_handle NodeHandle, r32 NodeWidth, r32 LineHeight, interface_config Interface, render_command_buffer* RenderBuffer, mouse_state Mouse, memory_arena* Scratch)
 {
     u32 InputMembers = 0;
     u32 OutputMembers = 0;
@@ -269,8 +272,11 @@ DrawNode (v2 Position, node_specification NodeSpecification, r32 NodeWidth, r32
     v2 TextOffset = v2{Interface.Margin.x, 0};
     
     PushRenderQuad2D(RenderBuffer, LinePosition, LinePosition + v2{NodeWidth, LineHeight}, v4{1.f, .24f, .39f, 1.f});
+    
     string NodeName = MakeString(NodeSpecification.Name, NodeSpecification.NameLength);
-    DrawString(RenderBuffer, NodeName, Interface.Font, LinePosition + TextOffset, WhiteV4);
+    string NodePrintName = MakeString(PushArray(Scratch, char, 256), 0, 256);
+    PrintF(&NodePrintName, "%S [%d]", NodeName, NodeHandle.Index);
+    DrawString(RenderBuffer, NodePrintName, Interface.Font, LinePosition + TextOffset, WhiteV4);
     LinePosition.y -= LineHeight;
     
     DrawNodePorts(NodeSpecification, IsInputMember, LinePosition, LineHeight, Align_Left, TextOffset, Interface, RenderBuffer, Mouse);
@@ -299,58 +305,19 @@ GetVisualPortIndexForNode(gs_list_handle SparseNodeHandle, u32 PortIndex, node_l
 }
 
 internal node_layout
-ArrangeNodes(pattern_node_workspace Workspace, r32 NodeWidth, r32 LayerDistance, r32 LineHeight, memory_arena* Storage)
+ArrangeNodes(pattern_node_workspace Workspace, r32 NodeWidth, r32 LayerDistance, r32 LineHeight, memory_arena* Storage, app_state* State)
 {
     node_layout Result = {};
     
-    Result.SparseToContiguousNodeMapCount = Workspace.Nodes.OnePastLastUsed;
+    for (u32 n = 0; n < Workspace.Nodes.Used; n++)
-    Result.SparseToContiguousNodeMap = PushArray(Storage, s32, Result.SparseToContiguousNodeMapCount);
-    u32 DestinationIndex = 0;
-    Result.VisualPortsCount = 0;
-    for (u32 i = 0; i < Result.SparseToContiguousNodeMapCount; i++)
     {
-        gs_list_entry<pattern_node>* Entry = Workspace.Nodes.GetEntryAtIndex(i);
+        gs_list_handle NodeHandle = Workspace.SortedNodeHandles[n];
-        if (!EntryIsFree(Entry)) 
+        pattern_node Node = *Workspace.Nodes.GetElementWithHandle(NodeHandle);
-        { 
-            Result.SparseToContiguousNodeMap[i] = DestinationIndex++;
         
-            pattern_node Node = Entry->Value;
+        u32 SpecIndex = Node.SpecificationIndex;
-            node_specification Spec = NodeSpecifications[Node.SpecificationIndex];
+        node_specification Spec = NodeSpecifications[SpecIndex];
         Result.VisualPortsCount += Spec.MemberListLength;
     }
-        else
-        {
-            Result.SparseToContiguousNodeMap[i] = -1;
-        }
-    }
-    
-    // Figure out how to arrange nodes
-    Result.LayerCount = 1;
-    
-    Result.VisualNodeLayers = PushArray(Storage, u32, Workspace.Nodes.Used);
-    GSZeroMemory((u8*)Result.VisualNodeLayers, sizeof(u32) * Workspace.Nodes.Used);
-    
-    for (u32 c = 0; c < Workspace.Connections.Used; c++)
-    {
-        pattern_node_connection Connection = *Workspace.Connections.GetElementAtIndex(c);
-        
-        u32 UpstreamNodeLayerIndex = Result.SparseToContiguousNodeMap[Connection.UpstreamNodeHandle.Index];
-        u32 DownstreamNodeLayerIndex = Result.SparseToContiguousNodeMap[Connection.DownstreamNodeHandle.Index];
-        
-        u32 UpstreamNodeInitialLayer = Result.VisualNodeLayers[UpstreamNodeLayerIndex];
-        u32 DownstreamNodeLayer = Result.VisualNodeLayers[DownstreamNodeLayerIndex];
-        
-        Result.VisualNodeLayers[UpstreamNodeLayerIndex] = GSMax(UpstreamNodeInitialLayer, DownstreamNodeLayer + 1);
-        Result.LayerCount = GSMax(Result.VisualNodeLayers[UpstreamNodeLayerIndex] + 1, Result.LayerCount);
-    }
-    
-    // Place Layer Columns
-    Result.LayerPositions = PushArray(Storage, v2, Result.LayerCount);
-    for (u32 l = 0; l < Result.LayerCount; l++)
-    {
-        u32 FromRight = Result.LayerCount - l;
-        Result.LayerPositions[l] = v2{ (NodeWidth + LayerDistance) * FromRight, 0 };
-    }
     
     // Place nodes and connections
     Result.VisualNodesCount = Workspace.Nodes.Used;
@@ -359,20 +326,17 @@ ArrangeNodes(pattern_node_workspace Workspace, r32 NodeWidth, r32 LayerDistance,
     u32 VisualPortsUsed = 0;
     Result.VisualPorts = PushArray(Storage, visual_port, Result.VisualPortsCount);
     
-    for (u32 n = 0; n < Result.SparseToContiguousNodeMapCount; n++)
+    for (u32 n = 0; n < Workspace.Nodes.Used; n++)
     {
-        u32 NodeIndex = Result.SparseToContiguousNodeMap[n];
+        gs_list_handle NodeHandle = Workspace.SortedNodeHandles[n];
-        gs_list_entry<pattern_node>* NodeEntry = Workspace.Nodes.GetEntryAtIndex(NodeIndex);
+        pattern_node Node = *Workspace.Nodes.GetElementWithHandle(NodeHandle);
-        pattern_node Node = NodeEntry->Value;
         
         u32 SpecIndex = Node.SpecificationIndex;
         node_specification Spec = NodeSpecifications[SpecIndex];
-        u32 NodeLayer = Result.VisualNodeLayers[n];
         
         visual_node* VisualNode = Result.VisualNodes + n;
         VisualNode->Spec = Spec;
-        VisualNode->Position = Result.LayerPositions[NodeLayer];
+        VisualNode->Position = v2{(1.5f * NodeWidth) * n, 0}; 
-        Result.LayerPositions[NodeLayer].y -= 200;
         
         // NOTE(Peter): These start at 2 to account for the offset past the node title
         s32 InputsCount = 2; 
@@ -397,12 +361,14 @@ ArrangeNodes(pattern_node_workspace Workspace, r32 NodeWidth, r32 LayerDistance,
             PortBounds.Max = PortBounds.Min + v2{8, 8};
             
             visual_port* VisualPort = Result.VisualPorts + VisualPortsUsed++;
-            VisualPort->SparseNodeHandle = NodeEntry->Handle;
+            VisualPort->SparseNodeHandle = NodeHandle;
             VisualPort->PortIndex = p;
             VisualPort->PortBounds = PortBounds;
         }
     }
     
+    Result.VisualConnectionsCount = 0;
+    
     Result.VisualConnectionsCount = Workspace.Connections.Used;
     Result.VisualConnections = PushArray(Storage, visual_connection, Result.VisualConnectionsCount);
     for (u32 c = 0; c < Workspace.Connections.Used; c++)
@@ -450,7 +416,7 @@ PANEL_RENDER_PROC(NodeGraph_Render)
         ClearArena(&GraphState->LayoutMemory);
         GraphState->Layout = {};
         
-        GraphState->Layout = ArrangeNodes(State->NodeWorkspace, NodeWidth, LayerDistance, LineHeight, &GraphState->LayoutMemory);
+        GraphState->Layout = ArrangeNodes(State->NodeWorkspace, NodeWidth, LayerDistance, LineHeight, &GraphState->LayoutMemory, State);
         GraphState->LayoutIsDirty = false;
     }
     
@@ -463,6 +429,10 @@ PANEL_RENDER_PROC(NodeGraph_Render)
         v2 Start = GraphState->ViewOffset + Connection.UpstreamPosition;
         v2 End = GraphState->ViewOffset + Connection.DownstreamPosition;
         PushRenderLine2D(RenderBuffer, Start, End, 1.5f, WhiteV4);
+        
+        v2 TempDim = v2{6, 6};
+        PushRenderQuad2D(RenderBuffer, Start - TempDim, Start + TempDim, PinkV4);
+        PushRenderQuad2D(RenderBuffer, End - TempDim, End + TempDim, YellowV4);
     }
     
     if (GraphState->Layout.ConnectionIsInProgress)
@@ -476,7 +446,8 @@ PANEL_RENDER_PROC(NodeGraph_Render)
     for (u32 i = 0; i < GraphState->Layout.VisualNodesCount; i++)
     {
         visual_node VisualNode = GraphState->Layout.VisualNodes[i];
-        DrawNode(VisualNode.Position + GraphState->ViewOffset, VisualNode.Spec, NodeWidth, LineHeight, State->Interface, RenderBuffer, Mouse);
+        gs_list_handle NodeHandle = State->NodeWorkspace.SortedNodeHandles[i];
+        DrawNode(VisualNode.Position + GraphState->ViewOffset, VisualNode.Spec, NodeHandle, NodeWidth, LineHeight, State->Interface, RenderBuffer, Mouse, &State->Transient);
     }
     
     for (u32 p = 0; p < GraphState->Layout.VisualPortsCount; p++)
@@ -529,7 +500,7 @@ PANEL_RENDER_PROC(NodeGraph_Render)
         if (MouseButtonTransitionedDown(Mouse.LeftButtonState) 
             && PointIsInRect(Mouse.DownPos, ElementBounds))
         {
-            PushNodeOnWorkspace(i, &State->NodeWorkspace);
+            PushNodeOnWorkspace(i, &State->NodeWorkspace, &State->Transient);
             GraphState->LayoutIsDirty = true;
             MouseHandled = true;
         }
@@ -540,3 +511,7 @@ PANEL_RENDER_PROC(NodeGraph_Render)
         BeginPanNodeGraph(State, {}, Mouse);
     }
 }
+
+
+#define FOLDHAUS_PANEL_NODE_GRAPH_H
+#endif // FOLDHAUS_PANEL_NODE_GRAPH_H

src/panels/foldhaus_panel_profiler.h

@@ -1,3 +1,10 @@
+//
+// File: foldhaus_panel_profiler.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_PANEL_PROFILER_H
+
 PANEL_INIT_PROC(ProfilerView_Init)
 {
     
@@ -197,3 +204,7 @@ PANEL_RENDER_PROC(ProfilerView_Render)
                                          VisibleFrame, Memory);
     }
 }
+
+
+#define FOLDHAUS_PANEL_PROFILER_H
+#endif // FOLDHAUS_PANEL_PROFILER_H

src/panels/foldhaus_panel_sculpture_view.h

@@ -1,3 +1,9 @@
+//
+// File: foldhaus_panel_sculpture_view.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef FOLDHAUS_PANEL_SCULPTURE_VIEW_H
 
 // 3D Mouse View
 
@@ -166,3 +172,6 @@ PANEL_RENDER_PROC(SculptureView_Render)
     Context.GeneralWorkQueue->DoQueueWorkUntilDone(Context.GeneralWorkQueue, 0);
     Context.GeneralWorkQueue->ResetWorkQueue(Context.GeneralWorkQueue);
 }
+
+#define FOLDHAUS_PANEL_SCULPTURE_VIEW_H
+#endif // FOLDHAUS_PANEL_SCULPTURE_VIEW_H

src/sacn/sacn.h

@@ -1,3 +1,10 @@
+//
+// File: sacn.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef SACN_H
+
 #define NETWORKINTID_INVALID -1
 
 #define DEFAULT_STREAMING_ACN_PORT 5568
@@ -336,3 +343,7 @@ SACNGetUniverseSendAddress(s32 Universe)
     u_long V4Address = (u_long)UpackB4(MulticastAddressBuffer);
     return V4Address;
 }
+
+
+#define SACN_H
+#endif // SACN_H

src/test_patterns.h

@@ -1,3 +1,10 @@
+//
+// File: test_patterns.h
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef TEST_PATTERNS_H
+
 
 NODE_STRUCT(solid_color_data)
 {
@@ -112,3 +119,6 @@ NODE_PROC(RevolvingDiscs, revolving_discs_data)
         LED++;
     }
 }
+
+#define TEST_PATTERNS_H
+#endif // TEST_PATTERNS_H

src/win32_foldhaus.cpp

@@ -1,3 +1,10 @@
+//
+// File: win32_foldhaus.cpp
+// Author: Peter Slattery
+// Creation Date: 2020-01-01
+//
+#ifndef WIN32_FOLDHAUS_CPP
+
 #include <Winsock2.h>
 #include <ws2tcpip.h>
 #include <intrin.h>
@@ -710,3 +717,6 @@ WinMain (
     
     return 0;
 }
+
+#define WIN32_FOLDHAUS_CPP
+#endif // WIN32_FOLDHAUS_CPP