1080 lines
38 KiB
C++
1080 lines
38 KiB
C++
inline s32
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GetNodeMemorySize (interface_node Node)
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{
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s32 Result = sizeof(interface_node) + (sizeof(node_connection) * Node.ConnectionsCount) + sizeof(Node.Name);
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return Result;
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}
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internal node_list_iterator
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GetNodeListIterator(node_list List)
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{
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node_list_iterator Result = {};
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Result.List = List;
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Result.At = (interface_node*)List.Memory;
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return Result;
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}
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internal b32
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NodeIteratorIsValid(node_list_iterator Iter)
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{
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b32 Result = (Iter.At != 0);
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Result &= (((u8*)Iter.At - Iter.List.Memory) < Iter.List.Used);
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return Result;
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}
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internal s32
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GetCurrentOffset (node_list_iterator Iter)
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{
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s32 Result = (u8*)Iter.At - Iter.List.Memory;
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return Result;
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}
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internal void
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Next (node_list_iterator* Iter)
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{
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s32 SkipAmount = GetNodeMemorySize(*Iter->At);
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if (((u8*)Iter->At - Iter->List.Memory) + SkipAmount < Iter->List.Used)
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{
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Iter->At = (interface_node*)((u8*)Iter->At + SkipAmount);
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}
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else if (Iter->List.Next)
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{
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Iter->List = *Iter->List.Next;
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Iter->At = (interface_node*)Iter->List.Memory;
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}
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else
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{
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Iter->At = 0;
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}
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}
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internal node_list*
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AllocateNodeList (memory_arena* Storage, s32 Size)
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{
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node_list* Result = PushStruct(Storage, node_list);
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Result->Memory = PushSize(Storage, Size);
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Result->Max = Size;
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Result->Used = 0;
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Result->Next = 0;
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return Result;
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}
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internal interface_node*
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PushNodeOnList (node_list* List, s32 NameLength, s32 ConnectionsCount, v2 Min, v2 Dim, memory_arena* Storage)
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{
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interface_node* Result = 0;
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if (List->Used >= List->Max)
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{
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if (!List->Next)
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{
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List->Next = AllocateNodeList(Storage, List->Max);
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}
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Result = PushNodeOnList(List->Next, NameLength, ConnectionsCount, Min, Dim, Storage);
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}
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else
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{
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Result = (interface_node*)(List->Memory + List->Used);
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Result->Name = MakeString((char*)(Result + 1), NameLength);
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Result->ConnectionsCount = ConnectionsCount;
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Result->Connections = (node_connection*)(Result->Name.Memory + NameLength);
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Result->Min = Min;
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Result->MinAfterUpdate = Min;
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Result->Dim = Dim;
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List->Used += GetNodeMemorySize(*Result);
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}
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return Result;
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}
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internal void
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InitializeNodeConnection (node_connection* Connection, struct_member_type Type, b32 DirectionMask)
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{
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Connection->Type = Type;
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Connection->UpstreamNodeOffset = -1;
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Connection->UpstreamNodePortIndex = -1;
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Connection->DownstreamNodeOffset = -1;
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Connection->DownstreamNodePortIndex = -1;
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Connection->DirectionMask = DirectionMask;
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switch (Type)
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{
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case MemberType_s32:
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{
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Connection->S32Value = 0;
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}break;
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case MemberType_r32:
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{
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Connection->R32Value = 0;
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}break;
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case MemberType_v4:
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{
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Connection->V4Value = v4{0, 0, 0, 1};
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}break;
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case MemberType_NODE_COLOR_BUFFER:
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{
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Connection->LEDsValue = {};
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}break;
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InvalidDefaultCase;
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}
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}
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internal void
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PushNodeOnListFromSpecification (node_list* List, node_specification Spec, v2 Min, memory_arena* Storage)
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{
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// TODO(Peter): Calculate the size of a node;
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interface_node* Node = PushNodeOnList(List,
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Spec.NameLength,
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Spec.MemberListLength,
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Min,
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v2{150, 150},
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Storage);
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Node->Type = Spec.Type;
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CopyCharArrayToString(Spec.Name, Spec.NameLength, &Node->Name);
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node_struct_member* MemberList = Spec.MemberList;
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for (s32 MemberIdx = 0; MemberIdx < Spec.MemberListLength; MemberIdx++)
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{
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node_struct_member Member = MemberList[MemberIdx];
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InitializeNodeConnection(Node->Connections + MemberIdx, Member.Type, Member.IsInput);
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}
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}
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internal interface_node*
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PushOutputNodeOnList (node_list* List, v2 Min, memory_arena* Storage)
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{
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string OutputNodeName = MakeStringLiteral("Output");
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interface_node* Node = PushNodeOnList(List,
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OutputNodeName.Length,
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1,
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Min,
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v2{125, 150},
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Storage);
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Node->Type = NodeType_OutputNode;
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CopyStringTo(OutputNodeName, &Node->Name);
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InitializeNodeConnection(Node->Connections, MemberType_NODE_COLOR_BUFFER, IsInputMember);
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return Node;
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}
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internal interface_node*
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GetNodeAtOffset (node_list* List, s32 Offset)
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{
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DEBUG_TRACK_FUNCTION;
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interface_node* Node = 0;
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if (Offset <= List->Used)
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{
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Node = (interface_node*)(List->Memory + Offset);
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}
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else if (List->Next)
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{
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Node = GetNodeAtOffset(List->Next, Offset - List->Max);
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}
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return Node;
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}
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internal node_interaction
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NewNodeInteraction ()
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{
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node_interaction Result = {};
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Result.NodeOffset = -1;
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Result.InputPort = -1;
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Result.InputValue = -1;
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Result.OutputPort = -1;
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Result.OutputValue = -1;
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return Result;
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}
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internal rect
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CalculateNodeBounds (interface_node* Node, node_render_settings Settings)
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{
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rect Result = {};
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Result.Min = Node->Min;
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Result.Max = Node->Min + Node->Dim + v2{0, NODE_HEADER_HEIGHT};
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return Result;
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}
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internal rect
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CalculateNodeInputPortBounds (interface_node* Node, s32 Index, node_render_settings RenderSettings)
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{
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rect Result = {};
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Result.Min = v2{
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Node->Min.x,
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Node->Min.y + Node->Dim.y - ((RenderSettings.PortStep * (Index + 1)) + NODE_HEADER_HEIGHT)};
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Result.Max = Result.Min + RenderSettings.PortDim;
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return Result;
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}
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internal rect
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CalculateNodeInputValueBounds (interface_node* Node, s32 Index, node_render_settings RenderSettings)
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{
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rect Result = {};
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rect Port = CalculateNodeInputPortBounds(Node, Index, RenderSettings);
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Result.Min = v2{Port.Max.x, Port.Min.y};
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Result.Max = Result.Min + v2{RenderSettings.PortDim.x * 2, RenderSettings.PortDim.y};
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return Result;
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}
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internal rect
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CalculateNodeOutputPortBounds (interface_node* Node, s32 Index, node_render_settings RenderSettings)
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{
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rect Result = {};
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Result.Min = v2{
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Node->Min.x + Node->Dim.x - RenderSettings.PortDim.x,
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Node->Min.y + Node->Dim.y - ((RenderSettings.PortStep * (Index + 1)) + NODE_HEADER_HEIGHT)};
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Result.Max = Result.Min + RenderSettings.PortDim;
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return Result;
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}
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internal rect
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CalculateNodeOutputValueBounds (interface_node* Node, s32 Index, node_render_settings RenderSettings)
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{
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rect Result = {};
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rect Port = CalculateNodeOutputPortBounds(Node, Index, RenderSettings);
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Result.Min = v2{Port.Min.x - (RenderSettings.PortDim.x * 2), Port.Min.y};
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Result.Max = v2{Port.Min.x, Port.Max.y};
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return Result;
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}
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internal rect
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GetBoundsOfPortConnectedToInput (interface_node* Node, s32 PortIndex, node_list* NodeList, node_render_settings RenderSettings)
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{
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interface_node* ConnectedNode = GetNodeAtOffset(NodeList, Node->Connections[PortIndex].UpstreamNodeOffset);
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rect Result = CalculateNodeOutputPortBounds(ConnectedNode, Node->Connections[PortIndex].UpstreamNodePortIndex, RenderSettings);
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return Result;
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}
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internal rect
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GetBoundsOfPortConnectedToOutput (interface_node* Node, s32 PortIndex, node_list* NodeList, node_render_settings RenderSettings)
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{
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interface_node* ConnectedNode = GetNodeAtOffset(NodeList, Node->Connections[PortIndex].DownstreamNodeOffset);
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rect Result = CalculateNodeInputPortBounds(ConnectedNode, Node->Connections[PortIndex].DownstreamNodePortIndex, RenderSettings);
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return Result;
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}
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internal rect
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CalculateNodeDragHandleBounds (rect NodeBounds, s32 Index, node_render_settings RenderSettings)
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{
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rect Result {};
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v2 HorizontalOffset = v2{Width(NodeBounds) / 3, 0};
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Result.Min = v2{NodeBounds.Min.x, NodeBounds.Max.y - NODE_HEADER_HEIGHT} + (HorizontalOffset * Index);
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Result.Max = Result.Min + v2{HorizontalOffset.x, NODE_HEADER_HEIGHT};
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return Result;
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}
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internal b32
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IsDraggingNode (node_interaction Interaction)
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{
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b32 Result = ((Interaction.NodeOffset >= 0) &&
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(Interaction.InputPort < 0 && Interaction.InputValue < 0) &&
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(Interaction.OutputPort < 0 && Interaction.InputValue < 0));
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return Result;
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}
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internal b32
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IsDraggingNodePort (node_interaction Interaction)
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{
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b32 Result = ((Interaction.NodeOffset >= 0) &&
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(Interaction.InputPort >= 0 || Interaction.OutputPort >= 0) &&
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(Interaction.InputValue < 0 && Interaction.OutputValue < 0));
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return Result;
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}
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internal b32
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IsDraggingNodeValue (node_interaction Interaction)
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{
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b32 Result = ((Interaction.NodeOffset >= 0) &&
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(Interaction.InputPort < 0 && Interaction.OutputPort < 0) &&
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(Interaction.InputValue >= 0 || Interaction.OutputValue >= 0));
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return Result;
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}
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internal b32
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IsDraggingNodeInput (node_interaction Interaction)
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{
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b32 Result = ((Interaction.NodeOffset >= 0) &&
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(Interaction.InputPort >= 0 || Interaction.InputValue >= 0) &&
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(Interaction.OutputPort < 0 && Interaction.OutputValue < 0));
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return Result;
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}
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internal b32
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IsDraggingNodeInputPort (node_interaction Interaction)
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{
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b32 Result = ((Interaction.NodeOffset >= 0) &&
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(Interaction.InputPort >= 0) && (Interaction.InputValue < 0) &&
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(Interaction.OutputPort < 0 && Interaction.OutputValue < 0));
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return Result;
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}
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internal b32
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IsDraggingNodeInputValue (node_interaction Interaction)
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{
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b32 Result = ((Interaction.NodeOffset >= 0) &&
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(Interaction.InputPort < 0) && (Interaction.InputValue >= 0) &&
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(Interaction.OutputPort < 0 && Interaction.OutputValue < 0));
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return Result;
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}
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internal b32
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IsDraggingNodeOutput (node_interaction Interaction)
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{
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b32 Result = ((Interaction.NodeOffset >= 0) &&
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(Interaction.OutputPort >= 0 || Interaction.OutputValue >= 0) &&
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(Interaction.InputPort < 0 && Interaction.InputValue < 0));
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return Result;
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}
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internal b32
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IsDraggingNodeOutputPort (node_interaction Interaction)
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{
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b32 Result = ((Interaction.NodeOffset >= 0) &&
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(Interaction.OutputPort >= 0) && (Interaction.OutputValue < 0) &&
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(Interaction.InputPort < 0 && Interaction.InputValue < 0));
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return Result;
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}
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internal b32
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IsDraggingNodeOutputValue (node_interaction Interaction)
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{
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b32 Result = ((Interaction.NodeOffset >= 0) &&
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(Interaction.OutputPort < 0) && (Interaction.OutputValue >= 0) &&
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(Interaction.InputPort < 0 && Interaction.InputValue < 0));
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return Result;
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}
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internal b32
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ConnectionIsConnected (node_connection Connection)
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{
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b32 Result = (Connection.UpstreamNodeOffset >= 0) || (Connection.DownstreamNodeOffset >= 0);
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return Result;
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}
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internal b32
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ConnectionIsConnected (interface_node* Node, s32 Index)
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{
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b32 Result = ConnectionIsConnected(Node->Connections[Index]);
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return Result;
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}
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internal b32
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ConnectionHasUpstreamConnection (node_connection Connection)
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{
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b32 Result = (Connection.UpstreamNodeOffset >= 0);
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return Result;
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}
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internal b32
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ConnectionHasUpstreamConnection (interface_node* Node, s32 Index)
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{
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b32 Result = ConnectionHasUpstreamConnection(Node->Connections[Index]);
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return Result;
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}
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internal b32
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ConnectionHasDownstreamConnection (node_connection Connection)
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{
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b32 Result = (Connection.DownstreamNodeOffset >= 0);
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return Result;
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}
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internal b32
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ConnectionHasDownstreamConnection (interface_node* Node, s32 Index)
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{
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b32 Result = ConnectionHasDownstreamConnection(Node->Connections[Index]);
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return Result;
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}
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internal b32
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ConnectionIsInput (node_connection Connection)
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{
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b32 Result = (Connection.DirectionMask & IsInputMember) > 0;
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return Result;
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}
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internal b32
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ConnectionIsInput (interface_node* Node, s32 ConnectionIdx)
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{
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return ConnectionIsInput(Node->Connections[ConnectionIdx]);
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}
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internal b32
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ConnectionIsOutput (node_connection Connection)
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{
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b32 Result = (Connection.DirectionMask & IsOutputMember) > 0;
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return Result;
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}
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internal b32
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ConnectionIsOutput (interface_node* Node, s32 ConnectionIdx)
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{
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return ConnectionIsOutput(Node->Connections[ConnectionIdx]);
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}
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internal b32
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CheckForRecursion (node_list* NodeList, s32 LookForNode, interface_node* StartNode)
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{
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DEBUG_TRACK_FUNCTION;
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b32 Result = false;
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for (s32 Connection = 0; Connection < StartNode->ConnectionsCount; Connection++)
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{
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if (!ConnectionIsOutput(StartNode->Connections[Connection])) { continue; }
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if (StartNode->Connections[Connection].DownstreamNodeOffset == LookForNode)
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{
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Result = true;
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break;
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}
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if (StartNode->Connections[Connection].DownstreamNodeOffset >= 0)
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{
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interface_node* NextNode = GetNodeAtOffset(NodeList, StartNode->Connections[Connection].DownstreamNodeOffset);
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Result = CheckForRecursion(NodeList, LookForNode, NextNode);
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if (Result) { break; }
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}
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}
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return Result;
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}
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internal b32
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PortTypesMatch (interface_node* UpstreamNode, s32 UpstreamNode_OutputPort, interface_node* DownstreamNode, s32 DownstreamNode_InputPort)
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{
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Assert(ConnectionIsOutput(UpstreamNode, UpstreamNode_OutputPort));
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Assert(ConnectionIsInput(DownstreamNode, DownstreamNode_InputPort));
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b32 Result = UpstreamNode->Connections[UpstreamNode_OutputPort].Type == DownstreamNode->Connections[DownstreamNode_InputPort].Type;
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return Result;
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}
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internal void
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ConnectNodes(node_list* NodeList,
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s32 UpstreamNodeOffset, s32 UpstreamNodePort,
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s32 DownstreamNodeOffset, s32 DownstreamNodePort)
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{
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interface_node* DownstreamNode = GetNodeAtOffset(NodeList, DownstreamNodeOffset);
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if (!CheckForRecursion(NodeList, UpstreamNodeOffset, DownstreamNode))
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{
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interface_node* UpstreamNode = GetNodeAtOffset(NodeList, UpstreamNodeOffset);
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if (PortTypesMatch(UpstreamNode, UpstreamNodePort,
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DownstreamNode, DownstreamNodePort))
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{
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Assert(ConnectionIsOutput(UpstreamNode, UpstreamNodePort));
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Assert(ConnectionIsInput(DownstreamNode, DownstreamNodePort));
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DownstreamNode->Connections[DownstreamNodePort].UpstreamNodeOffset = UpstreamNodeOffset;
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DownstreamNode->Connections[DownstreamNodePort].UpstreamNodePortIndex = UpstreamNodePort;
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UpstreamNode->Connections[UpstreamNodePort].DownstreamNodeOffset = DownstreamNodeOffset;
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UpstreamNode->Connections[UpstreamNodePort].DownstreamNodePortIndex = DownstreamNodePort;
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}
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}
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}
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internal void
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UnconnectNodes (node_list* NodeList, s32 DownstreamNodeOffset, s32 DownstreamNode_OutputPort, s32 UpstreamNodeOffset, s32 UpstreamNode_InputPort)
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{
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interface_node* DownstreamNode = GetNodeAtOffset(NodeList, DownstreamNodeOffset);
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interface_node* UpstreamNode = GetNodeAtOffset(NodeList, UpstreamNodeOffset);
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Assert(ConnectionIsOutput(DownstreamNode, DownstreamNode_OutputPort));
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Assert(ConnectionIsInput(UpstreamNode, UpstreamNode_InputPort));
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DownstreamNode->Connections[DownstreamNode_OutputPort].DownstreamNodeOffset = -1;
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DownstreamNode->Connections[DownstreamNode_OutputPort].DownstreamNodePortIndex = -1;
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UpstreamNode->Connections[UpstreamNode_InputPort].UpstreamNodeOffset = -1;
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UpstreamNode->Connections[UpstreamNode_InputPort].UpstreamNodePortIndex = -1;
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}
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internal node_offset
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GetNodeUnderPoint (node_list* NodeList, v2 Point, node_render_settings RenderSettings)
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{
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DEBUG_TRACK_FUNCTION;
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node_offset Result = {0, -1};
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node_list_iterator NodeIter = GetNodeListIterator(*NodeList);
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while (NodeIteratorIsValid(NodeIter))
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{
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interface_node* Node = NodeIter.At;
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rect NodeBounds = CalculateNodeBounds(Node, RenderSettings);
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if (PointIsInRect(Point, NodeBounds))
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{
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Result.Node = Node;
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Result.Offset = (s32)((u8*)NodeIter.At - NodeList->Memory);
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break;
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}
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Next(&NodeIter);
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}
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return Result;
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}
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internal node_interaction
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GetNodeInteractionType (interface_node* ActiveNode, s32 NodeOffset, v2 MousePos, node_render_settings RenderSettings)
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{
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DEBUG_TRACK_FUNCTION;
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node_interaction Interaction = NewNodeInteraction();
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Interaction.NodeOffset = NodeOffset;
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Interaction.MouseOffset = ActiveNode->Min - MousePos;
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rect NodeBounds = CalculateNodeBounds(ActiveNode, RenderSettings);
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|
|
for (s32 Connection = 0; Connection < ActiveNode->ConnectionsCount; Connection++)
|
|
{
|
|
// Inputs
|
|
if (ConnectionIsInput(ActiveNode, Connection))
|
|
{
|
|
rect InputBounds = CalculateNodeInputPortBounds(ActiveNode, Connection, RenderSettings);
|
|
rect ValueBounds = CalculateNodeInputValueBounds(ActiveNode, Connection, RenderSettings);
|
|
if (PointIsInRect(MousePos, InputBounds))
|
|
{
|
|
Interaction.InputPort = Connection;
|
|
Interaction.MouseOffset = MousePos - InputBounds.Min;
|
|
}
|
|
else if(PointIsInRect(MousePos, ValueBounds))
|
|
{
|
|
Interaction.InputValue = Connection;
|
|
Interaction.MouseOffset = MousePos - ValueBounds.Min;
|
|
}
|
|
}
|
|
|
|
// Outputs
|
|
if (ConnectionIsOutput(ActiveNode, Connection))
|
|
{
|
|
rect OutputBounds = CalculateNodeOutputPortBounds(ActiveNode, Connection, RenderSettings);
|
|
rect ValueBounds = CalculateNodeOutputValueBounds(ActiveNode, Connection, RenderSettings);
|
|
if (PointIsInRect(MousePos, OutputBounds))
|
|
{
|
|
Interaction.OutputPort = Connection;
|
|
Interaction.MouseOffset = MousePos - OutputBounds.Min;
|
|
}
|
|
else if(PointIsInRect(MousePos, ValueBounds))
|
|
{
|
|
Interaction.OutputValue = Connection;
|
|
Interaction.MouseOffset = MousePos - ValueBounds.Min;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Drag Handles
|
|
rect DragUpstreamHandleBounds = CalculateNodeDragHandleBounds(NodeBounds, 0, RenderSettings);
|
|
rect DragAllHandleBounds = CalculateNodeDragHandleBounds(NodeBounds, 1, RenderSettings);
|
|
rect DragDownstreamHandleBounds = CalculateNodeDragHandleBounds(NodeBounds, 2, RenderSettings);
|
|
if (PointIsInRect(MousePos, DragUpstreamHandleBounds))
|
|
{
|
|
Interaction.Flags = NodeInteraction_AllUpstream;
|
|
}
|
|
else if (PointIsInRect(MousePos, DragAllHandleBounds))
|
|
{
|
|
Interaction.Flags = NodeInteraction_AllUpstream | NodeInteraction_AllDownstream;
|
|
}
|
|
else if (PointIsInRect(MousePos, DragDownstreamHandleBounds))
|
|
{
|
|
Interaction.Flags = NodeInteraction_AllDownstream;
|
|
}
|
|
|
|
return Interaction;
|
|
}
|
|
|
|
internal void
|
|
TryConnectNodes (node_interaction Interaction, v2 Point, node_list* NodeList, node_render_settings RenderSettings)
|
|
{
|
|
DEBUG_TRACK_FUNCTION;
|
|
|
|
if (IsDraggingNodeOutput(Interaction))
|
|
{
|
|
node_offset UpstreamNodeOffset = GetNodeUnderPoint(NodeList, Point, RenderSettings);
|
|
if (UpstreamNodeOffset.Node)
|
|
{
|
|
for (s32 Connection = 0; Connection < UpstreamNodeOffset.Node->ConnectionsCount; Connection++)
|
|
{
|
|
if (ConnectionIsOutput(UpstreamNodeOffset.Node, Connection)) { continue; }
|
|
|
|
rect InputBounds = CalculateNodeInputPortBounds(UpstreamNodeOffset.Node, Connection, RenderSettings);
|
|
if (PointIsInRect(Point, InputBounds))
|
|
{
|
|
ConnectNodes(NodeList, Interaction.NodeOffset, Interaction.OutputPort,
|
|
UpstreamNodeOffset.Offset, Connection);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else if (IsDraggingNodeInput(Interaction))
|
|
{
|
|
node_offset DownstreamNodeOffset = GetNodeUnderPoint(NodeList, Point, RenderSettings);
|
|
if (DownstreamNodeOffset.Node)
|
|
{
|
|
for (s32 Connection = 0; Connection < DownstreamNodeOffset.Node->ConnectionsCount; Connection++)
|
|
{
|
|
if (ConnectionIsInput(DownstreamNodeOffset.Node, Connection)) { continue; }
|
|
|
|
rect OutputBounds = CalculateNodeOutputPortBounds(DownstreamNodeOffset.Node, Connection, RenderSettings);
|
|
if (PointIsInRect(Point, OutputBounds))
|
|
{
|
|
ConnectNodes(NodeList,
|
|
DownstreamNodeOffset.Offset, Connection,
|
|
Interaction.NodeOffset, Interaction.InputPort);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
internal void
|
|
PlaceNode (node_list* NodeList, interface_node* Node, v2 Position, b32 Flags)
|
|
{
|
|
DEBUG_TRACK_FUNCTION;
|
|
|
|
v2 Offset = Position - Node->Min;
|
|
|
|
if (Flags & NodeInteraction_AllDownstream)
|
|
{
|
|
for (s32 Connection = 0; Connection < Node->ConnectionsCount; Connection++)
|
|
{
|
|
if (!ConnectionIsOutput(Node, Connection)) { continue; }
|
|
|
|
s32 ConnectionOffset = Node->Connections[Connection].DownstreamNodeOffset;
|
|
if (ConnectionOffset >= 0)
|
|
{
|
|
interface_node* ConnectedNode = GetNodeAtOffset(NodeList, ConnectionOffset);
|
|
v2 CurrPos = ConnectedNode->Min;
|
|
v2 NewPos = CurrPos + Offset;
|
|
// NOTE(Peter): Have to negate the all downstream component so it doesn't turn around and try
|
|
// to move this node again.
|
|
PlaceNode(NodeList, ConnectedNode, NewPos, Flags & ~NodeInteraction_AllDownstream);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (Flags & NodeInteraction_AllUpstream)
|
|
{
|
|
for (s32 Connection = 0; Connection < Node->ConnectionsCount; Connection++)
|
|
{
|
|
if (!ConnectionIsInput(Node, Connection)) { continue; }
|
|
|
|
s32 ConnectionOffset = Node->Connections[Connection].UpstreamNodeOffset;
|
|
if (ConnectionOffset >= 0)
|
|
{
|
|
interface_node* ConnectedNode = GetNodeAtOffset(NodeList, ConnectionOffset);
|
|
v2 CurrPos = ConnectedNode->Min;
|
|
v2 NewPos = CurrPos + Offset;
|
|
// NOTE(Peter): Have to negate the all upstream component so it doesn't turn around and try
|
|
// to move this node again.
|
|
PlaceNode(NodeList, ConnectedNode, NewPos, Flags & ~NodeInteraction_AllUpstream);
|
|
}
|
|
}
|
|
}
|
|
|
|
Node->MinAfterUpdate = Position;
|
|
}
|
|
|
|
internal void
|
|
UpdateDraggingNode (v2 MousePos, node_interaction Interaction, node_list* NodeList, node_render_settings RenderSettings)
|
|
{
|
|
DEBUG_TRACK_FUNCTION;
|
|
|
|
if (IsDraggingNode(Interaction))
|
|
{
|
|
interface_node* ActiveNode = GetNodeAtOffset(NodeList, Interaction.NodeOffset);
|
|
PlaceNode(NodeList, ActiveNode, MousePos + Interaction.MouseOffset, Interaction.Flags);
|
|
}
|
|
}
|
|
|
|
internal void
|
|
UpdateDraggingNodePort (v2 MousePos, node_interaction Interaction, node_list* NodeList, node_render_settings RenderSettings, render_command_buffer* RenderBuffer)
|
|
{
|
|
DEBUG_TRACK_FUNCTION;
|
|
|
|
if (IsDraggingNodePort(Interaction))
|
|
{
|
|
interface_node* ActiveNode = GetNodeAtOffset(NodeList, Interaction.NodeOffset);
|
|
rect PortBounds = {};
|
|
if (IsDraggingNodeInput(Interaction))
|
|
{
|
|
PortBounds = CalculateNodeInputPortBounds(ActiveNode, Interaction.InputPort, RenderSettings);
|
|
}
|
|
else if (IsDraggingNodeOutput(Interaction))
|
|
{
|
|
PortBounds = CalculateNodeOutputPortBounds(ActiveNode, Interaction.OutputPort, RenderSettings);
|
|
}
|
|
|
|
v2 PortCenter = CalculateRectCenter(PortBounds);
|
|
PushRenderLine2D(RenderBuffer, PortCenter, MousePos, 1, WhiteV4);
|
|
}
|
|
}
|
|
|
|
internal void
|
|
UpdateDraggingNodeValue (v2 MousePos, v2 LastFrameMousePos, node_interaction Interaction, node_list* NodeList, node_render_settings RenderSettings, app_state* State)
|
|
{
|
|
DEBUG_TRACK_FUNCTION;
|
|
|
|
if(IsDraggingNodeValue(Interaction))
|
|
{
|
|
v2 MouseDelta = MousePos - LastFrameMousePos;
|
|
interface_node* Node = GetNodeAtOffset(NodeList, Interaction.NodeOffset);
|
|
|
|
node_connection* Connection = 0;
|
|
if (IsDraggingNodeInputValue(Interaction))
|
|
{
|
|
Connection = Node->Connections + Interaction.InputValue;
|
|
Assert(ConnectionIsInput(*Connection));
|
|
}
|
|
else if (IsDraggingNodeOutputValue(Interaction))
|
|
{
|
|
Connection = Node->Connections + Interaction.OutputValue;
|
|
Assert(ConnectionIsOutput(*Connection));
|
|
}
|
|
Assert(Connection);
|
|
|
|
switch (Connection->Type)
|
|
{
|
|
case MemberType_s32:
|
|
{
|
|
Connection->S32Value += (s32)(MouseDelta.y * .05f);
|
|
}break;
|
|
|
|
case MemberType_r32:
|
|
{
|
|
Connection->R32Value += (MouseDelta.y * .05f);
|
|
}break;
|
|
|
|
case MemberType_v4:
|
|
{
|
|
State->ColorPickerEditValue = &Connection->V4Value;
|
|
}break;
|
|
|
|
case MemberType_NODE_COLOR_BUFFER: {} break; // NOTE(Peter): Unused for now
|
|
InvalidDefaultCase;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
internal void UpdateNodeCalculation (interface_node* Node, node_list* NodeList, memory_arena* Transient,
|
|
led* LEDs, sacn_pixel* ColorsInit, s32 LEDCount);
|
|
|
|
internal void
|
|
UpdateNodesConnectedUpstream (interface_node* Node, node_list* NodeList, memory_arena* Transient,
|
|
led* LEDs, sacn_pixel* ColorsInit, s32 LEDCount)
|
|
{
|
|
for (s32 ConnectionIdx = 0; ConnectionIdx < Node->ConnectionsCount; ConnectionIdx++)
|
|
{
|
|
node_connection* Connection = 0;
|
|
if (ConnectionIsInput(Node->Connections[ConnectionIdx]))
|
|
{
|
|
Connection = Node->Connections + ConnectionIdx;
|
|
|
|
if (ConnectionHasUpstreamConnection(*Connection))
|
|
{
|
|
interface_node* UpstreamNode = GetNodeAtOffset(NodeList, Connection->UpstreamNodeOffset);
|
|
if (!UpstreamNode->UpdatedThisFrame)
|
|
{
|
|
UpdateNodeCalculation(UpstreamNode, NodeList, Transient, LEDs, ColorsInit, LEDCount);
|
|
}
|
|
switch (Connection->Type)
|
|
{
|
|
case MemberType_s32:
|
|
{
|
|
Connection->S32Value = UpstreamNode->Connections[Connection->UpstreamNodePortIndex].S32Value;
|
|
}break;
|
|
|
|
case MemberType_r32:
|
|
{
|
|
Connection->R32Value = UpstreamNode->Connections[Connection->UpstreamNodePortIndex].R32Value;
|
|
}break;
|
|
|
|
case MemberType_v4:
|
|
{
|
|
Connection->V4Value = UpstreamNode->Connections[Connection->UpstreamNodePortIndex].V4Value;
|
|
}break;
|
|
|
|
case MemberType_NODE_COLOR_BUFFER:
|
|
{
|
|
Connection->LEDsValue = UpstreamNode->Connections[Connection->UpstreamNodePortIndex].LEDsValue;
|
|
}break;
|
|
|
|
InvalidDefaultCase;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
internal void
|
|
UpdateNodeCalculation (interface_node* Node, node_list* NodeList, memory_arena* Transient,
|
|
led* LEDs, sacn_pixel* ColorsInit, s32 LEDCount)
|
|
{
|
|
DEBUG_TRACK_FUNCTION;
|
|
|
|
// NOTE(Peter): Have to subtract one here so that we account for the
|
|
// NodeType_OutputNode entry in the enum
|
|
node_specification Spec = NodeSpecifications[Node->Type - 1];
|
|
node_struct_member* MemberList = Spec.MemberList;
|
|
|
|
// NOTE(Peter): We do this at the beginning in case there is a node connected to this one
|
|
// which has a connection that is both an Input and Output. In that case, if UpdatedThisFrame
|
|
// were not set before hand, the two nodes would pingpong back and forth trying to get
|
|
// eachother to update.
|
|
Node->UpdatedThisFrame = true;
|
|
|
|
sacn_pixel* Colors = ColorsInit;
|
|
u8* NodeData = PushArray(Transient, u8, Spec.DataStructSize);
|
|
|
|
UpdateNodesConnectedUpstream(Node, NodeList, Transient, LEDs, Colors, LEDCount);
|
|
|
|
for (s32 ConnectionIdx = 0; ConnectionIdx < Node->ConnectionsCount; ConnectionIdx++)
|
|
{
|
|
node_connection* Connection = 0;
|
|
|
|
// TODO(Peter): We're currently passing in a pointer to the leds array for every single
|
|
// NODE_COLOR_BUFFER. We shouldn't do that, and just require each data structure that
|
|
// needs the leds to request that as its own member/parameter.
|
|
if (ConnectionIsInput(Node->Connections[ConnectionIdx]) ||
|
|
Connection->Type == MemberType_NODE_COLOR_BUFFER)
|
|
{
|
|
Connection = Node->Connections + ConnectionIdx;
|
|
switch (Connection->Type)
|
|
{
|
|
case MemberType_s32:
|
|
{
|
|
GSMemCopy(&Connection->S32Value, (NodeData + MemberList[ConnectionIdx].Offset), sizeof(s32));
|
|
}break;
|
|
|
|
case MemberType_r32:
|
|
{
|
|
GSMemCopy(&Connection->R32Value, (NodeData + MemberList[ConnectionIdx].Offset), sizeof(r32));
|
|
}break;
|
|
|
|
case MemberType_v4:
|
|
{
|
|
GSMemCopy(&Connection->V4Value, (NodeData + MemberList[ConnectionIdx].Offset), sizeof(v4));
|
|
}break;
|
|
|
|
case MemberType_NODE_COLOR_BUFFER:
|
|
{
|
|
Connection->LEDsValue.LEDs = LEDs;
|
|
Connection->LEDsValue.LEDCount = LEDCount;
|
|
|
|
if (Connection->LEDsValue.Colors == 0)
|
|
{
|
|
sacn_pixel* ColorsCopy = PushArray(Transient, sacn_pixel, LEDCount);
|
|
GSMemCopy(ColorsInit, ColorsCopy, sizeof(sacn_pixel) * LEDCount);
|
|
Connection->LEDsValue.Colors = ColorsCopy;
|
|
}
|
|
|
|
GSMemCopy(&Connection->LEDsValue, (NodeData + MemberList[ConnectionIdx].Offset), sizeof(node_led_color_connection));
|
|
}break;
|
|
|
|
InvalidDefaultCase;
|
|
}
|
|
}
|
|
}
|
|
|
|
CallNodeProc(Node, NodeData, LEDs, Colors, LEDCount);
|
|
|
|
for (s32 ConnectionIdx = 0; ConnectionIdx < Node->ConnectionsCount; ConnectionIdx++)
|
|
{
|
|
node_connection* Connection = 0;
|
|
if (ConnectionIsOutput(Node, ConnectionIdx))
|
|
{
|
|
Connection = Node->Connections + ConnectionIdx;
|
|
}
|
|
else
|
|
{
|
|
continue;
|
|
}
|
|
|
|
switch (Connection->Type)
|
|
{
|
|
case MemberType_s32:
|
|
{
|
|
GSMemCopy((NodeData + MemberList[ConnectionIdx].Offset), &Connection->S32Value, sizeof(s32));
|
|
}break;
|
|
|
|
case MemberType_r32:
|
|
{
|
|
GSMemCopy((NodeData + MemberList[ConnectionIdx].Offset), &Connection->R32Value, sizeof(r32));
|
|
}break;
|
|
|
|
case MemberType_v4:
|
|
{
|
|
GSMemCopy((NodeData + MemberList[ConnectionIdx].Offset), &Connection->V4Value, sizeof(v4));
|
|
}break;
|
|
|
|
case MemberType_NODE_COLOR_BUFFER:
|
|
{
|
|
node_led_color_connection* Value = (node_led_color_connection*)(NodeData + MemberList[ConnectionIdx].Offset);
|
|
}break;
|
|
|
|
InvalidDefaultCase;
|
|
}
|
|
}
|
|
}
|
|
|
|
internal void
|
|
UpdateOutputNodeCalculations (interface_node* OutputNode, node_list* NodeList, memory_arena* Transient, led* LEDs, sacn_pixel* Colors, s32 LEDCount)
|
|
{
|
|
Assert(OutputNode->Type == NodeType_OutputNode);
|
|
UpdateNodesConnectedUpstream(OutputNode, NodeList, Transient, LEDs, Colors, LEDCount);
|
|
|
|
node_connection ColorsConnection = OutputNode->Connections[0];
|
|
if (ColorsConnection.LEDsValue.Colors)
|
|
{
|
|
GSMemCopy(ColorsConnection.LEDsValue.Colors, Colors, sizeof(sacn_pixel) * LEDCount);
|
|
}
|
|
}
|
|
|
|
internal void
|
|
UpdateAllNodeCalculations (node_list* NodeList, memory_arena* Transient, led* LEDs, sacn_pixel* Colors, s32 LEDCount)
|
|
{
|
|
node_list_iterator NodeIter = GetNodeListIterator(*NodeList);
|
|
while (NodeIteratorIsValid(NodeIter))
|
|
{
|
|
interface_node* Node = NodeIter.At;
|
|
if (!Node->UpdatedThisFrame)
|
|
{
|
|
UpdateNodeCalculation(Node, NodeList, Transient, LEDs, Colors, LEDCount);
|
|
}
|
|
Next(&NodeIter);
|
|
}
|
|
}
|
|
|
|
internal void
|
|
DrawValueDisplay (render_command_buffer* RenderBuffer, rect Bounds, node_connection Value, bitmap_font* Font)
|
|
{
|
|
PushRenderQuad2D(RenderBuffer, Bounds.Min, Bounds.Max, BlackV4);
|
|
|
|
char Buffer[32];
|
|
string String = MakeString(Buffer, 32);
|
|
|
|
switch (Value.Type)
|
|
{
|
|
case MemberType_s32:
|
|
{
|
|
PrintF(&String, "%.*d", 4, Value.S32Value);
|
|
DrawString(RenderBuffer, String, Font, Font->PixelHeight, Bounds.Min + v2{2, 2}, WhiteV4);
|
|
}break;
|
|
|
|
case MemberType_r32:
|
|
{
|
|
PrintF(&String, "%.*f", 4, Value.R32Value);
|
|
DrawString(RenderBuffer, String, Font, Font->PixelHeight, Bounds.Min + v2{2, 2}, WhiteV4);
|
|
}break;
|
|
|
|
case MemberType_v4:
|
|
{
|
|
PushRenderQuad2D(RenderBuffer, Bounds.Min + v2{2, 2}, Bounds.Max - v2{2, 2}, Value.V4Value);
|
|
}break;
|
|
|
|
case MemberType_NODE_COLOR_BUFFER:
|
|
{
|
|
PrintF(&String, "LEDs");
|
|
DrawString(RenderBuffer, String, Font, Font->PixelHeight, Bounds.Min + v2{2, 2}, WhiteV4);
|
|
}break;
|
|
|
|
InvalidDefaultCase;
|
|
}
|
|
}
|
|
|
|
internal void
|
|
DrawPort (render_command_buffer* RenderBuffer, rect Bounds, v4 Color)
|
|
{
|
|
PushRenderQuad2D(RenderBuffer, Bounds.Min, Bounds.Max, Color);
|
|
}
|
|
|
|
internal void
|
|
RenderNodeList (node_list* NodeList, node_render_settings RenderSettings, render_command_buffer* RenderBuffer)
|
|
{
|
|
DEBUG_TRACK_FUNCTION;
|
|
|
|
node_list_iterator NodeIter = GetNodeListIterator(*NodeList);
|
|
while (NodeIteratorIsValid(NodeIter))
|
|
{
|
|
interface_node* Node = NodeIter.At;
|
|
Node->Min = Node->MinAfterUpdate;
|
|
|
|
rect NodeBounds = CalculateNodeBounds(Node, RenderSettings);
|
|
|
|
PushRenderQuad2D(RenderBuffer, NodeBounds.Min, NodeBounds.Max, v4{.5f, .5f, .5f, 1.f});
|
|
|
|
DrawString(RenderBuffer, Node->Name, RenderSettings.Font, RenderSettings.Font->PixelHeight,
|
|
v2{NodeBounds.Min.x + 5, NodeBounds.Max.y - (RenderSettings.Font->PixelHeight + NODE_HEADER_HEIGHT + 5)},
|
|
WhiteV4);
|
|
|
|
for (s32 Connection = 0; Connection < Node->ConnectionsCount; Connection++)
|
|
{
|
|
// Inputs
|
|
if (ConnectionIsInput(Node, Connection))
|
|
{
|
|
rect PortBounds = CalculateNodeInputPortBounds(Node, Connection, RenderSettings);
|
|
v4 PortColor = RenderSettings.PortColors[Node->Connections[Connection].Type];
|
|
DrawPort(RenderBuffer, PortBounds, PortColor);
|
|
|
|
rect ValueBounds = CalculateNodeInputValueBounds(Node, Connection, RenderSettings);
|
|
DrawValueDisplay(RenderBuffer, ValueBounds, Node->Connections[Connection], RenderSettings.Font);
|
|
|
|
// NOTE(Peter): its way easier to draw the connection on the input port b/c its a 1:1 relationship,
|
|
// whereas output ports might have many connections, they really only know about the most recent one
|
|
// Not sure if this is a problem. We mostly do everything backwards here, starting at the
|
|
// most downstream node and working back up to find dependencies.
|
|
if (ConnectionHasUpstreamConnection(Node, Connection))
|
|
{
|
|
rect ConnectedPortBounds = GetBoundsOfPortConnectedToInput(Node, Connection, NodeList, RenderSettings);
|
|
v2 InputCenter = CalculateRectCenter(PortBounds);
|
|
v2 OutputCenter = CalculateRectCenter(ConnectedPortBounds);
|
|
PushRenderLine2D(RenderBuffer, OutputCenter, InputCenter, 1, WhiteV4);
|
|
}
|
|
}
|
|
|
|
// Outputs
|
|
if (ConnectionIsOutput(Node, Connection))
|
|
{
|
|
rect PortBounds = CalculateNodeOutputPortBounds(Node, Connection, RenderSettings);
|
|
v4 PortColor = RenderSettings.PortColors[Node->Connections[Connection].Type];
|
|
DrawPort(RenderBuffer, PortBounds, PortColor);
|
|
|
|
rect ValueBounds = CalculateNodeOutputValueBounds(Node, Connection, RenderSettings);
|
|
DrawValueDisplay(RenderBuffer, ValueBounds, Node->Connections[Connection], RenderSettings.Font);
|
|
}
|
|
|
|
for (s32 Button = 0; Button < 3; Button++)
|
|
{
|
|
rect ButtonRect = CalculateNodeDragHandleBounds(NodeBounds, Button, RenderSettings);
|
|
PushRenderQuad2D(RenderBuffer, ButtonRect.Min, ButtonRect.Max, DragButtonColors[Button]);
|
|
}
|
|
}
|
|
|
|
Next(&NodeIter);
|
|
}
|
|
}
|
|
|
|
internal void
|
|
ResetNodesUpdateState (node_list* NodeList)
|
|
{
|
|
node_list_iterator NodeIter = GetNodeListIterator(*NodeList);
|
|
while (NodeIteratorIsValid(NodeIter))
|
|
{
|
|
interface_node* Node = NodeIter.At;
|
|
Node->UpdatedThisFrame = false;
|
|
Next(&NodeIter);
|
|
}
|
|
}
|
|
|