114 lines
3.0 KiB
C++
114 lines
3.0 KiB
C++
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#include <Windows.h> // TODO: remove because our dll should not be platform dependant
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#undef min
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#undef max
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#include <game.h>
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#include <Core/Common/EnumUtils.h>
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#include <Core/HAL/Filesystem/Filesystem.h>
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#include <Core/HAL/Keyboard/Keyboard.h>
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#include <Core/JulietInit.h>
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#include <Core/Logging/LogManager.h>
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#include <Core/Memory/MemoryArena.h>
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#include <Entity/Entity.h>
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#include <Entity/EntityManager.h>
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#include <Graphics/Camera.h>
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#include <imgui.h>
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GameState* gGameState = nullptr;
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GameState* GetGameState()
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{
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return gGameState;
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}
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// Test code
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namespace Game
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{
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struct Door
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{
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DECLARE_ENTITY()
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bool IsOpened;
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};
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DEFINE_ENTITY(Door);
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struct Rock
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{
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DECLARE_ENTITY()
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int Health;
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};
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DEFINE_ENTITY(Rock);
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} // namespace Game
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extern "C" JULIET_API void __cdecl GameShutdown()
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{
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printf("Shutting down game...\n");
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using namespace Juliet;
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using namespace Game;
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ShutdownEntityManager();
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}
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extern "C" JULIET_API void __cdecl GameUpdate(Juliet::GameData* params, [[maybe_unused]] float deltaTime)
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{
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using namespace Juliet;
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using namespace Game;
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gGameState = params->GameState;
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if (!gGameState)
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{
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Arena* gameStateArena = ArenaAllocate({ .ReserveSize = Megabytes(1) } JULIET_DEBUG_PARAM("Game Total Arena"));
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auto* gameState = ArenaPushStruct<GameState>(gameStateArena);
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gGameState = params->GameState = gameState;
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gameState->TotalArena = gameStateArena;
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gameState->TotalTime = 0.0f;
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gameState->Score = 0;
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printf("Game Arena Allocated: %p\n", static_cast<void*>(gameState));
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// Reserve cameras. Lets go with 4 for now
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ReserveCamera(4);
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// Bootstrap world
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auto* worldArena = ArenaAllocate({ .ReserveSize = Megabytes(1) } JULIET_DEBUG_PARAM("World Arena"));
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World* world = ArenaPushStruct<World>(worldArena JULIET_DEBUG_PARAM("World"));
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gameState->World = world;
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gameState->World->WorldArena = worldArena;
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// Entity Use case
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InitEntityManager(gameState->World);
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auto& manager = GetEntityManager();
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Door* door = MakeEntity<Door>(manager, 10.0f, 2.0f);
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door->IsOpened = true;
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Entity* ent = door->Base;
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[[maybe_unused]] Door* stillDoor = DownCast<Door>(ent);
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Assert(door == stillDoor);
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Rock* rock = MakeEntity<Rock>(manager, 1.f, 2.f);
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rock->Health = 100;
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Assert(door->Base != rock->Base);
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printf("Door is %s\n", door->IsOpened ? "Opened" : "Closed");
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printf("Rock has %d health points\n", rock->Health);
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}
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if (IsKeyPressed(ScanCode::F1))
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{
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gGameState->Mode = static_cast<GameMode>((ToUnderlying(gGameState->Mode) + 1) % 2);
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}
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if (gGameState->Mode == GameMode::Play)
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{
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// update game
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}
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if (gGameState->Mode == GameMode::Debug)
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{
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ImGui::Begin("Debug");
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ImGui::End();
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}
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}
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