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Lumenarium/src/app/foldhaus_app.cpp

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//
// File: foldhaus_app.cpp
// Author: Peter Slattery
// Creation Date: 2020-01-01
//
#ifndef FOLDHAUS_APP_CPP
#include "foldhaus_platform.h"
#include "foldhaus_app.h"
internal v4
MouseToWorldRay(r32 MouseX, r32 MouseY, camera* Camera, rect WindowBounds)
{
DEBUG_TRACK_SCOPE(MouseToWorldRay);
r32 X = ((2.0f * MouseX) / gs_Width(WindowBounds)) - 1;
r32 Y = ((2.0f * MouseY) / gs_Height(WindowBounds)) - 1;
v4 ScreenPos = v4{X, Y, -1, 1};
m44 InverseProjection = {};
Inverse(GetCameraPerspectiveProjectionMatrix(*Camera), &InverseProjection);
m44 InverseModelView = {};
Inverse(GetCameraModelViewMatrix(*Camera), &InverseModelView);
InverseModelView = Transpose(InverseModelView);
v4 ClipSpacePos = InverseProjection * ScreenPos;
v4 WorldPosition = InverseModelView * ClipSpacePos;
return WorldPosition;
}
struct send_sacn_job_data
{
platform_socket_handle SendSocket;
platform_send_to* SendTo;
dmx_buffer_list* DMXBuffers;
};
internal void
SACNSendDMXBufferListJob (s32 ThreadID, void* JobData)
{
DEBUG_TRACK_FUNCTION;
send_sacn_job_data* Data = (send_sacn_job_data*)JobData;
platform_socket_handle SendSocket = Data->SendSocket;
dmx_buffer_list* DMXBufferAt = Data->DMXBuffers;
while (DMXBufferAt)
{
dmx_buffer Buffer = DMXBufferAt->Buffer;
u32 V4SendAddress = SACNGetUniverseSendAddress(Buffer.Universe);
Data->SendTo(SendSocket, V4SendAddress, DEFAULT_STREAMING_ACN_PORT, (const char*)Buffer.Base, Buffer.TotalSize, 0);
DMXBufferAt = DMXBufferAt->Next;
}
}
////////////////////////////////////////////////////////////////////////
RELOAD_STATIC_DATA(ReloadStaticData)
{
app_state* State = (app_state*)Context.MemoryBase;
GlobalDebugServices = DebugServices;
}
INITIALIZE_APPLICATION(InitializeApplication)
{
app_state* State = (app_state*)Context.MemoryBase;
State->Permanent = {};
State->Permanent.Alloc = (gs_memory_alloc*)Context.PlatformAlloc;
State->Permanent.Realloc = (gs_memory_realloc*)Context.PlatformRealloc;
State->Transient = {};
State->Transient.FindAddressRule = FindAddress_InLastBufferOnly;
State->Transient.Alloc = (gs_memory_alloc*)Context.PlatformAlloc;
State->Transient.Realloc = (gs_memory_realloc*)Context.PlatformRealloc;
State->GlobalLog = PushStruct(&State->Transient, event_log);
*State->GlobalLog = {0};
s32 CommandQueueSize = 32;
command_queue_entry* CommandQueueMemory = PushArray(&State->Permanent,
command_queue_entry,
CommandQueueSize);
State->CommandQueue = InitializeCommandQueue(CommandQueueMemory, CommandQueueSize);
State->ActiveTextEntry.Buffer = MakeString(PushArray(&State->Permanent, char, 256), 0, 256);
// TODO(Peter): put in InitializeInterface?
r32 FontSize = 14;
{
platform_memory_result FontFile = ReadEntireFile(Context, "data/Anonymous Pro.ttf");
if (!FontFile.Error)
{
bitmap_font* Font = PushStruct(&State->Permanent, bitmap_font);
Font->BitmapWidth = 512;
Font->BitmapHeight = 512;
Font->BitmapBytesPerPixel = 4;
Font->BitmapMemory = PushArray(&State->Permanent, u8, Font->BitmapWidth * Font->BitmapHeight * Font->BitmapBytesPerPixel);
Font->BitmapStride = Font->BitmapWidth * Font->BitmapBytesPerPixel;
GSMemSet(Font->BitmapMemory, 0, Font->BitmapStride * Font->BitmapHeight);
platform_font_info FontInfo = Context.PlatformGetFontInfo("Anonymous Pro", FontSize, FontWeight_Normal, false, false, false);
Font->PixelHeight = FontInfo.PixelHeight;
Font->Ascent = FontInfo.Ascent;
Font->Descent = FontInfo.Descent;
Font->Leading = FontInfo.Leading;
Font->MaxCharWidth = FontInfo.MaxCharWidth;
Font->CodepointDictionarySize = (FontInfo.CodepointOnePastLast - FontInfo.CodepointStart);
Font->CodepointDictionaryCount = 0;
Font->CodepointKeys = PushArray(&State->Permanent, char, Font->CodepointDictionarySize);
Font->CodepointValues = PushArray(&State->Permanent, codepoint_bitmap, Font->CodepointDictionarySize);
for (s32 Codepoint = FontInfo.CodepointStart;
Codepoint < FontInfo.CodepointOnePastLast;
Codepoint++)
{
u32 CodepointX, CodepointY;
GetNextCodepointOffset(Font, &CodepointX, &CodepointY);
u32 CodepointW, CodepointH;
Context.PlatformDrawFontCodepoint(
Font->BitmapMemory,
Font->BitmapWidth,
Font->BitmapHeight,
CodepointX, CodepointY,
Codepoint, FontInfo,
&CodepointW, &CodepointH);
AddCodepointToFont(Font, Codepoint, 0, 0, CodepointW, CodepointH, CodepointX, CodepointY);
}
State->Interface.Font = Font;
Font->BitmapTextureHandle = Context.PlatformGetGPUTextureHandle(Font->BitmapMemory,
Font->BitmapWidth, Font->BitmapHeight);
}
else
{
LogError(State->GlobalLog, "Unable to load font");
}
}
State->Interface.FontSize = FontSize;
State->Interface.PanelBGColors[0] = v4{.3f, .3f, .3f, 1};
State->Interface.PanelBGColors[1] = v4{.4f, .4f, .4f, 1};
State->Interface.PanelBGColors[2] = v4{.5f, .5f, .5f, 1};
State->Interface.PanelBGColors[3] = v4{.6f, .6f, .6f, 1};
State->Interface.ButtonColor_Inactive = BlackV4;
State->Interface.ButtonColor_Active = v4{.1f, .1f, .1f, 1};
State->Interface.ButtonColor_Selected = v4{.1f, .1f, .3f, 1};
State->Interface.TextColor = WhiteV4;
State->Interface.ListBGColors[0] = v4{ .16f, .16f, .16f, 1.f };
State->Interface.ListBGColors[1] = v4{ .18f, .18f, .18f, 1.f };
State->Interface.ListBGHover = v4{ .22f, .22f, .22f, 1.f };
State->Interface.ListBGSelected = v4{.44f, .44f, .44f, 1.f };
State->Interface.Margin = v2{5, 5};
State->Interface.RowHeight = State->Interface.Font->PixelHeight + 2 * State->Interface.Margin.y;
State->Interface_.Style = State->Interface;
State->SACN = InitializeSACN(Context);
State->NetworkProtocolHeaderSize = STREAM_HEADER_SIZE;
State->Camera.FieldOfView = DegreesToRadians(45.0f);
State->Camera.AspectRatio = gs_AspectRatio(State->WindowBounds);
State->Camera.Near = 1.0f;
State->Camera.Far = 100.0f;
State->Camera.Position = v3{0, 0, -250};
State->Camera.LookAt = v3{0, 0, 0};
#if 1
char Path[] = "data/blumen_lumen.fold";
LoadAssembly(State, Context, Path);
#endif
State->PixelsToWorldScale = .01f;
GlobalDebugServices->Interface.RenderSculpture = true;
ReloadStaticData(Context, GlobalDebugServices);
// Setup Operation Modes
State->Modes.ActiveModesCount = 0;
State->Modes.Arena = {};
State->Modes.Arena.Alloc = (gs_memory_alloc*)Context.PlatformAlloc;
State->Modes.Arena.Realloc = (gs_memory_realloc*)Context.PlatformRealloc;
State->Modes.Arena.FindAddressRule = FindAddress_InLastBufferOnly;
{ // Animation PLAYGROUND
State->AnimationSystem = {};
State->AnimationSystem.SecondsPerFrame = 1.f / 24.f;
State->AnimationSystem.PlayableRange.Min = 0;
State->AnimationSystem.PlayableRange.Max = SecondsToFrames(15, State->AnimationSystem);
State->AnimationSystem.LayersMax = 32;
State->AnimationSystem.Layers = PushArray(&State->Permanent, anim_layer, State->AnimationSystem.LayersMax);
AddLayer(MakeStringLiteral("Base Layer"), &State->AnimationSystem, BlendMode_Overwrite);
AddLayer(MakeStringLiteral("Color Layer"), &State->AnimationSystem, BlendMode_Multiply);
AddLayer(MakeStringLiteral("Sparkles"), &State->AnimationSystem, BlendMode_Add);
} // End Animation Playground
InitializePanelSystem(&State->PanelSystem);
panel* Panel = TakeNewPanel(&State->PanelSystem);
SetPanelDefinition(Panel, PanelType_SculptureView, State);
}
internal void
HandleInput (app_state* State, rect WindowBounds, input_queue InputQueue, mouse_state Mouse)
{
DEBUG_TRACK_FUNCTION;
b32 PanelSystemHandledInput = HandleMousePanelInteraction(&State->PanelSystem, State->WindowBounds, Mouse, State);
if (!PanelSystemHandledInput)
{
input_command_registry ActiveCommands = {};
if (State->Modes.ActiveModesCount > 0)
{
ActiveCommands = State->Modes.ActiveModes[State->Modes.ActiveModesCount - 1].Commands;
}
else
{
panel_and_bounds PanelWithMouseOverIt = GetPanelContainingPoint(Mouse.Pos, &State->PanelSystem, WindowBounds);
if (!PanelWithMouseOverIt.Panel) { return; }
State->HotPanel = PanelWithMouseOverIt.Panel;
panel_definition PanelDefinition = GlobalPanelDefs[PanelWithMouseOverIt.Panel->PanelDefinitionIndex];
if (!PanelDefinition.InputCommands) { return; }
ActiveCommands.Commands = PanelDefinition.InputCommands;
ActiveCommands.Size = sizeof(*PanelDefinition.InputCommands) / sizeof(PanelDefinition.InputCommands[0]);
ActiveCommands.Used = ActiveCommands.Size;
}
for (s32 EventIdx = 0; EventIdx < InputQueue.QueueUsed; EventIdx++)
{
input_entry Event = InputQueue.Entries[EventIdx];
// NOTE(Peter): These are in the order Down, Up, Held because we want to privalege
// Down and Up over Held. In other words, we don't want to call a Held command on the
// frame when the button was released, even if the command is registered to both events
if (KeyTransitionedDown(Event))
{
FindAndPushExistingCommand(ActiveCommands, Event, Command_Began, &State->CommandQueue);
}
else if (KeyTransitionedUp(Event))
{
FindAndPushExistingCommand(ActiveCommands, Event, Command_Ended, &State->CommandQueue);
}
else if (KeyHeldDown(Event))
{
FindAndPushExistingCommand(ActiveCommands, Event, Command_Held, &State->CommandQueue);
}
}
}
// Execute all commands in CommandQueue
for (s32 CommandIdx = State->CommandQueue.Used - 1; CommandIdx >= 0; CommandIdx--)
{
command_queue_entry* Entry = &State->CommandQueue.Commands[CommandIdx];
Entry->Command.Proc(State, Entry->Event, Mouse);
}
ClearCommandQueue(&State->CommandQueue);
}
internal dmx_buffer_list*
CreateDMXBuffers(assembly Assembly, s32 BufferHeaderSize, memory_arena* Arena)
{
DEBUG_TRACK_FUNCTION;
dmx_buffer_list* Result = 0;
dmx_buffer_list* Head = 0;
s32 BufferSize = BufferHeaderSize + 512;
for (u32 Range = 0; Range < Assembly.LEDUniverseMapCount; Range++)
{
leds_in_universe_range LEDUniverseRange = Assembly.LEDUniverseMap[Range];
dmx_buffer_list* NewBuffer = PushStruct(Arena, dmx_buffer_list);
NewBuffer->Buffer.Universe = LEDUniverseRange.Universe;
NewBuffer->Buffer.Base = PushArray(Arena, u8, BufferSize);
NewBuffer->Buffer.TotalSize = BufferSize;
NewBuffer->Buffer.HeaderSize = BufferHeaderSize;
NewBuffer->Next = 0;
// Append
if (!Result) {
Result = NewBuffer;
Head = Result;
}
Head->Next = NewBuffer;
Head = NewBuffer;
u8* DestChannel = Head->Buffer.Base + BufferHeaderSize;
for (s32 LEDIdx = LEDUniverseRange.RangeStart;
LEDIdx < LEDUniverseRange.RangeOnePastLast;
LEDIdx++)
{
led LED = Assembly.LEDBuffer.LEDs[LEDIdx];
pixel Color = Assembly.LEDBuffer.Colors[LED.Index];
DestChannel[0] = Color.R;
DestChannel[1] = Color.G;
DestChannel[2] = Color.B;
DestChannel += 3;
}
}
return Result;
}
UPDATE_AND_RENDER(UpdateAndRender)
{
DEBUG_TRACK_FUNCTION;
app_state* State = (app_state*)Context->MemoryBase;
// NOTE(Peter): We do this at the beginning because all the render commands are stored in Transient,
// and need to persist beyond the end of the UpdateAndRender call. In the release version, we won't
// zero the Transient arena when we clear it so it wouldn't be a problem, but it is technically
// incorrect to clear the arena, and then access the memory later.
ClearArena(&State->Transient);
Context->Mouse.CursorType = CursorType_Arrow;
HandleInput(State, State->WindowBounds, InputQueue, Context->Mouse);
if (State->AnimationSystem.TimelineShouldAdvance) {
// TODO(Peter): Revisit this. This implies that the framerate of the animation system
// is tied to the framerate of the simulation. That seems correct to me, but I'm not sure
State->AnimationSystem.CurrentFrame += 1;
// Loop back to the beginning
if (State->AnimationSystem.CurrentFrame > State->AnimationSystem.PlayableRange.Max)
{
State->AnimationSystem.CurrentFrame = 0;
}
}
s32 CurrentFrame = State->AnimationSystem.CurrentFrame;
if (CurrentFrame != State->AnimationSystem.LastUpdatedFrame)
{
State->AnimationSystem.LastUpdatedFrame = CurrentFrame;
r32 FrameTime = CurrentFrame * State->AnimationSystem.SecondsPerFrame;
u32 CurrentBlocksMax = State->AnimationSystem.LayersCount;
b8* CurrentBlocksFilled = PushArray(&State->Transient, b8, CurrentBlocksMax);
GSZeroArray(CurrentBlocksFilled, b8, CurrentBlocksMax);
animation_block* CurrentBlocks = PushArray(&State->Transient, animation_block, CurrentBlocksMax);
for (u32 i = 0; i < State->AnimationSystem.Blocks.Used; i++)
{
gs_list_entry<animation_block>* BlockEntry = State->AnimationSystem.Blocks.GetEntryAtIndex(i);
if (EntryIsFree(BlockEntry)) { continue; }
animation_block Block = BlockEntry->Value;
if (CurrentFrame < Block.Range.Min || CurrentFrame > Block.Range.Max) { continue; }
CurrentBlocksFilled[Block.Layer] = true;
CurrentBlocks[Block.Layer] = Block;
}
assembly_led_buffer* LayerLEDBuffers = PushArray(&State->Transient, assembly_led_buffer, CurrentBlocksMax);
for (u32 AssemblyIndex = 0; AssemblyIndex < State->ActiveAssemblyIndecies.Used; AssemblyIndex++)
{
gs_list_handle AssemblyHandle = *State->ActiveAssemblyIndecies.GetElementAtIndex(AssemblyIndex);
assembly* Assembly = State->AssemblyList.GetElementWithHandle(AssemblyHandle);
arena_snapshot ResetAssemblyMemorySnapshot = TakeSnapshotOfArena(&State->Transient);
for (u32 Layer = 0; Layer < CurrentBlocksMax; Layer++)
{
if (!CurrentBlocksFilled[Layer]) { continue; }
animation_block Block = CurrentBlocks[Layer];
// Prep Temp Buffer
LayerLEDBuffers[Layer] = Assembly->LEDBuffer;
LayerLEDBuffers[Layer].Colors = PushArray(&State->Transient, pixel, Assembly->LEDBuffer.LEDCount);
u32 FramesIntoBlock = CurrentFrame - Block.Range.Min;
r32 SecondsIntoBlock = FramesIntoBlock * State->AnimationSystem.SecondsPerFrame;
// TODO(Peter): Temporary
switch(Block.AnimationProcHandle)
{
case 1:
{
TestPatternOne(&LayerLEDBuffers[Layer], SecondsIntoBlock);
}break;
case 2:
{
TestPatternTwo(&LayerLEDBuffers[Layer], SecondsIntoBlock);
}break;
case 3:
{
TestPatternThree(&LayerLEDBuffers[Layer], SecondsIntoBlock);
}break;
// NOTE(Peter): Zero is invalid
InvalidDefaultCase;
}
}
// Consolidate Temp Buffers
// We do this in reverse order so that they go from top to bottom
for (u32 Layer = 0; Layer < CurrentBlocksMax; Layer++)
{
if (!CurrentBlocksFilled[Layer]) { continue; }
switch (State->AnimationSystem.Layers[Layer].BlendMode)
{
case BlendMode_Overwrite:
{
for (u32 LED = 0; LED < Assembly->LEDBuffer.LEDCount; LED++)
{
Assembly->LEDBuffer.Colors[LED] = LayerLEDBuffers[Layer].Colors[LED];
}
}break;
case BlendMode_Add:
{
for (u32 LED = 0; LED < Assembly->LEDBuffer.LEDCount; LED++)
{
u32 R = (u32)Assembly->LEDBuffer.Colors[LED].R + (u32)LayerLEDBuffers[Layer].Colors[LED].R;
u32 G = (u32)Assembly->LEDBuffer.Colors[LED].G + (u32)LayerLEDBuffers[Layer].Colors[LED].G;
u32 B = (u32)Assembly->LEDBuffer.Colors[LED].B + (u32)LayerLEDBuffers[Layer].Colors[LED].B;
Assembly->LEDBuffer.Colors[LED].R = (u8)GSMin(R, (u32)255);
Assembly->LEDBuffer.Colors[LED].G = (u8)GSMin(G, (u32)255);
Assembly->LEDBuffer.Colors[LED].B = (u8)GSMin(B, (u32)255);
}
}break;
case BlendMode_Multiply:
{
for (u32 LED = 0; LED < Assembly->LEDBuffer.LEDCount; LED++)
{
r32 DR = (r32)Assembly->LEDBuffer.Colors[LED].R / 255.f;
r32 DG = (r32)Assembly->LEDBuffer.Colors[LED].G / 255.f;
r32 DB = (r32)Assembly->LEDBuffer.Colors[LED].B / 255.f;
r32 SR = (r32)LayerLEDBuffers[Layer].Colors[LED].R / 255.f;
r32 SG = (r32)LayerLEDBuffers[Layer].Colors[LED].G / 255.f;
r32 SB = (r32)LayerLEDBuffers[Layer].Colors[LED].B / 255.f;
Assembly->LEDBuffer.Colors[LED].R = (u8)((DR * SR) * 255.f);
Assembly->LEDBuffer.Colors[LED].G = (u8)((DG * SG) * 255.f);
Assembly->LEDBuffer.Colors[LED].B = (u8)((DB * SB) * 255.f);
}
}break;
}
}
ClearArenaToSnapshot(&State->Transient, ResetAssemblyMemorySnapshot);
}
}
s32 HeaderSize = State->NetworkProtocolHeaderSize;
dmx_buffer_list* DMXBuffers = 0;
for (u32 i = 0; i < State->ActiveAssemblyIndecies.Used; i++)
{
gs_list_handle AssemblyHandle = *State->ActiveAssemblyIndecies.GetElementAtIndex(i);
assembly* Assembly = State->AssemblyList.GetElementWithHandle(AssemblyHandle);
dmx_buffer_list* NewDMXBuffers = CreateDMXBuffers(*Assembly, HeaderSize, &State->Transient);
DMXBuffers = DMXBufferListAppend(DMXBuffers, NewDMXBuffers);
}
//DEBUG_IF(GlobalDebugServices->Interface.SendSACNData)
{
switch (State->NetworkProtocol)
{
case NetworkProtocol_SACN:
{
SACNUpdateSequence(&State->SACN);
dmx_buffer_list* CurrentDMXBuffer = DMXBuffers;
while (CurrentDMXBuffer)
{
dmx_buffer Buffer = CurrentDMXBuffer->Buffer;
SACNPrepareBufferHeader(Buffer.Universe, Buffer.Base, Buffer.TotalSize, Buffer.HeaderSize, State->SACN);
CurrentDMXBuffer = CurrentDMXBuffer->Next;
}
send_sacn_job_data* Job = PushStruct(&State->Transient, send_sacn_job_data);
Job->SendSocket = State->SACN.SendSocket;
Job->SendTo = Context->PlatformSendTo;
Job->DMXBuffers = DMXBuffers;
Context->GeneralWorkQueue->PushWorkOnQueue(Context->GeneralWorkQueue, SACNSendDMXBufferListJob, Job, "SACN Send Data Job");
}break;
InvalidDefaultCase;
}
}
PushRenderOrthographic(RenderBuffer, 0, 0, gs_Width(State->WindowBounds), gs_Height(State->WindowBounds));
PushRenderClearScreen(RenderBuffer);
State->WindowBounds = Context->WindowBounds;
State->Interface_.RenderBuffer = RenderBuffer;
State->Interface_.Mouse = Context->Mouse;
panel_layout PanelsToRender = GetPanelLayout(&State->PanelSystem, State->WindowBounds, &State->Transient);
DrawAllPanels(PanelsToRender, RenderBuffer, &Context->Mouse, State, *Context);
for (s32 m = 0; m < State->Modes.ActiveModesCount; m++)
{
operation_mode OperationMode = State->Modes.ActiveModes[m];
if (OperationMode.Render != 0)
{
OperationMode.Render(State, RenderBuffer, OperationMode, Context->Mouse);
}
}
Context->GeneralWorkQueue->DoQueueWorkUntilDone(Context->GeneralWorkQueue, 0);
Context->GeneralWorkQueue->ResetWorkQueue(Context->GeneralWorkQueue);
// Checking for overflows
{
DEBUG_TRACK_SCOPE(OverflowChecks);
AssertAllocationsNoOverflow(State->Permanent);
for (u32 i = 0; i < State->ActiveAssemblyIndecies.Used; i++)
{
gs_list_handle AssemblyHandle = *State->ActiveAssemblyIndecies.GetElementAtIndex(i);
assembly* Assembly = State->AssemblyList.GetElementWithHandle(AssemblyHandle);
AssertAllocationsNoOverflow(Assembly->Arena);
}
}
}
CLEANUP_APPLICATION(CleanupApplication)
{
app_state* State = (app_state*)Context.MemoryBase;
SACNCleanup(&State->SACN, Context);
}
#define FOLDHAUS_APP_CPP
#endif // FOLDHAUS_APP_CPP
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