void BVHTest()
{
Common::Timer timer;
Random rand = Random(1);
#define NUM_INSERTIONS 100000
Box* pBoxes = (Box*)_aligned_malloc(NUM_INSERTIONS * sizeof(Box), 16);
for (int i = 0; i < NUM_INSERTIONS; i++)
{
Vector pos = rand.GetFloat3();
pos *= 100.0f;
pBoxes[i] = Box(pos - Vector(0.5f, 0.5f, 0.5), pos + Vector(0.5f, 0.5f, 0.5));
}
Util::BVH bvh;
timer.Start();
for (int i = 0; i < NUM_INSERTIONS; i++)
{
bvh.Insert(pBoxes[i], (void*)i);
}
double buildTime = timer.Stop();
Box testBox = Box(Vector(50, 50, 50), Vector(60, 60, 60));
//__asm int 3;
}
// Reset the frame counter
void RerecordingStop()
{
// Write the final time and Stop the timer
ReRecTimer.Stop();
// Update status bar
WriteStatus();
}
int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
{
SetUpCurrentDirectory();
//create window
CustomWindow* pWindow = new CustomWindow;
pWindow->setSize(800, 600);
pWindow->setTitle(L"NFEngine Demo - Initializing engine...");
pWindow->open();
//initialize engine
if (EngineInit() != Result::OK)
return 1;
Demo_InitEditorBar();
//create scene and camera
g_pScene = EngineCreateScene();
// --------------------------------
// Build scene
// --------------------------------
#ifdef DEMO_SEC_CAMERA_ON
InitSecondaryCamera();
#endif
//set ambient & background color
EnviromentDesc envDesc;
envDesc.ambientLight = Vector(0.02f, 0.03f, 0.04f, 0.0f);
//envDesc.m_BackgroundColor = Vector(0.04f, 0.05f, 0.07f, 0.03f);
envDesc.backgroundColor = Vector(0.02f, 0.03f, 0.04f, 0.01f);
g_pScene->SetEnvironment(&envDesc);
CollisionShape* pFloorShape = ENGINE_GET_COLLISION_SHAPE("shape_floor");
pFloorShape->SetCallbacks(OnLoadCustomShapeResource, NULL);
pFloorShape->Load();
pFloorShape->AddRef();
CollisionShape* pFrameShape = ENGINE_GET_COLLISION_SHAPE("shape_frame");
pFrameShape->SetCallbacks(OnLoadCustomShapeResource, NULL);
pFrameShape->Load();
pFrameShape->AddRef();
CollisionShape* pBoxShape = ENGINE_GET_COLLISION_SHAPE("shape_box");
pBoxShape->SetCallbacks(OnLoadCustomShapeResource, NULL);
pBoxShape->Load();
pBoxShape->AddRef();
CollisionShape* pBarrelShape = ENGINE_GET_COLLISION_SHAPE("shape_barrel");
pBarrelShape->SetCallbacks(OnLoadCustomShapeResource, NULL);
pBarrelShape->Load();
pBarrelShape->AddRef();
CollisionShape* pChamberShape = ENGINE_GET_COLLISION_SHAPE("chamber_collision_shape.nfcs");
pChamberShape->Load();
pChamberShape->AddRef();
pWindow->InitCamera();
pWindow->setTitle(L"NFEngine Demo");
#ifdef SCENE_MINECRAFT
// SUNLIGHT
Entity* pDirLightEnt = g_pScene->CreateEntity();
XOrientation orient;
orient.x = Vector(0.0f, -0.0f, -0.0f, 0.0f);
orient.z = Vector(-1.5f, -1.0f, 0.5f, 0.0f);
orient.y = Vector(0.0f, 1.0f, 0.0f, 0.0f);
pDirLightEnt->SetOrientation(&orient);
DirLightDesc dirLight;
dirLight.m_Far = 100.0f;
dirLight.m_Splits = 4;
dirLight.m_LightDist = 1000.0f;
LightComponent* pDirLight = new LightComponent(pDirLightEnt);
pDirLight->SetDirLight(&dirLight);
pDirLight->SetColor(Float3(2.2, 2, 1.8));
pDirLight->SetShadowMap(1024);
// MINECRAFT
Entity* pEnt = g_pScene->CreateEntity();
pEnt->SetPosition(Vector(0, -70.0f, 0));
MeshComponent* pMesh = new MeshComponent(pEnt);
pMesh->SetMeshResource("minecraft.nfm");
#endif
#ifdef SCENE_SPONZA
// SPONZA
Entity* pEnt = g_pScene->CreateEntity();
pEnt->SetPosition(Vector(0, 0, 0));
MeshComponent* pMesh = new MeshComponent(pEnt);
pMesh->SetMeshResource("sponza.nfm");
CollisionShape* pSponzaShape = ENGINE_GET_COLLISION_SHAPE("sponza_collision_shape.nfcs");
//pSponzaShape->Load();
BodyComponent* pFloorBody = new BodyComponent(pEnt);
pFloorBody->EnablePhysics(pSponzaShape);
pFloorBody->SetMass(0.0);
pEnt = g_pScene->CreateEntity();
pEnt->SetPosition(Vector(0.0f, 3.5f, 0.0f));
LightComponent* pLight = new LightComponent(pEnt);
OmniLightDesc omni;
omni.m_ShadowFadeStart = 12.0f;
omni.m_ShadowFadeEnd = 120.0f;
omni.m_Radius = 90.0f;
pLight->SetOmniLight(&omni);
pLight->SetColor(Float3(50, 50, 50));
pLight->SetShadowMap(512);
/*
// SUNLIGHT
Entity* pDirLightEnt = g_pScene->CreateEntity();
XOrientation orient;
orient.x = Vector(0.0f, -0.0f, -0.0f, 0.0f);
orient.z = Vector(0.1, -2.3f, 1.05, 0.0f);
orient.y = Vector(0.0f, 1.0f, 0.0f, 0.0f);
pDirLightEnt->SetOrientation(&orient);
DirLightDesc dirLight;
dirLight.m_Far = 100.0f;
dirLight.m_Splits = 4;
dirLight.m_LightDist = 1000.0;
LightComponent* pDirLight = new LightComponent(pDirLightEnt);
pDirLight->SetDirLight(&dirLight);
pDirLight->SetColor(Float3(2.2, 1.3, 0.8));
pDirLight->SetShadowMap(2048);
*/
#endif
//performance test (many objects and shadowmaps)
#ifdef SCENE_SEGMENTS_PERF_TEST
for (int x = -4; x < 5; x++)
{
for (int z = -4; z < 5; z++)
{
Entity* pEntity = g_pScene->CreateEntity();
pEntity->SetPosition(12.0f * Vector((float)x, 0, (float)z));
MeshComponent* pMesh = new MeshComponent(pEntity);
pMesh->SetMeshResource("chamber.nfm");
BodyComponent* pBody = new BodyComponent(pEntity);
pBody->EnablePhysics(pChamberShape);
LightComponent* pLight;
OmniLightDesc omni;
pEntity = g_pScene->CreateEntity();
pEntity->SetPosition(12.0f * Vector(x, 0, z) + Vector(0.0f, 3.5f, 0.0f));
pLight = new LightComponent(pEntity);
omni.shadowFadeStart = 80.0f;
omni.shadowFadeEnd = 120.0f;
omni.radius = 8.0f;
pLight->SetOmniLight(&omni);
pLight->SetColor(Float3(50, 50, 50));
pLight->SetShadowMap(32);
pEntity = g_pScene->CreateEntity();
pEntity->SetPosition(12.0f * Vector(x, 0, z) + Vector(6.0f, 1.8f, 0.0f));
pLight = new LightComponent(pEntity);
omni.radius = 3.0f;
pLight->SetOmniLight(&omni);
pLight->SetColor(Float3(5.0f, 0.5f, 0.25f));
pEntity = g_pScene->CreateEntity();
pEntity->SetPosition(12.0f * Vector(x, 0, z) + Vector(0.0f, 1.8f, 6.0f));
pLight = new LightComponent(pEntity);
omni.radius = 3.0f;
pLight->SetOmniLight(&omni);
pLight->SetColor(Float3(5.0f, 0.5f, 0.25f));
/*
for (int i = -3; i<=3; i++)
{
for (int j = 0; j<4; j++)
{
for (int k = -3; k<=3; k++)
{
Entity* pCube = g_pScene->CreateEntity();
pCube->SetPosition(12.0f * Vector(x,0,z) + 0.6f * Vector(i,j,k) + Vector(0.0f, 0.25f, 0.0f));
MeshComponent* pMesh = new MeshComponent(pCube);
pMesh->SetMeshResource("cube.nfm");
BodyComponent* pBody = new BodyComponent(pCube);
pBody->SetMass(0.0f);
pBody->EnablePhysics((CollisionShape*)Engine_GetResource(Mesh::COLLISION_SHAPE, "shape_box"));
}
}
}*/
}
}
#endif
// infinite looped scene
#ifdef SCENE_SEGMENTS
BufferOutputStream segmentDesc;
Matrix mat = MatrixRotationNormal(Vector(0, 1, 0), NFE_MATH_PI / 4.0f);
// create segments description buffer
{
OmniLightDesc omni;
LightComponent* pLight;
Entity entity;
entity.SetPosition(Vector());
//pEntity->SetMatrix(mat);
MeshComponent* pMesh = new MeshComponent(&entity);
pMesh->SetMeshResource("chamber.nfm");
BodyComponent* pBody = new BodyComponent(&entity);
pBody->EnablePhysics(pChamberShape);
entity.Serialize(&segmentDesc, Vector());
entity.RemoveAllComponents();
entity.SetPosition(Vector(0.0f, 3.5f, 0.0f));
/*
pLight = new LightComponent(&entity);
omni.m_ShadowFadeEnd = 12.0f;
omni.m_ShadowFadeStart = 8.0f;
omni.m_Radius = 9.0f;
pLight->SetOmniLight(&omni);
pLight->SetColor(Float3(50, 50, 50));
pLight->SetShadowMap(512);
entity.Serialize(&segmentDesc, Vector());
*/
entity.RemoveAllComponents();
entity.SetPosition(Vector(6.0f, 1.8f, 0.0f));
pLight = new LightComponent(&entity);
omni.m_Radius = 3.0f;
pLight->SetOmniLight(&omni);
pLight->SetColor(Float3(5.0f, 0.5f, 0.25f));
entity.Serialize(&segmentDesc, Vector());
entity.RemoveAllComponents();
entity.SetPosition(Vector(0.0f, 1.8f, 6.0f));
pLight = new LightComponent(&entity);
omni.m_Radius = 3.0f;
pLight->SetOmniLight(&omni);
pLight->SetColor(Float3(5.0f, 0.5f, 0.25f));
entity.Serialize(&segmentDesc, Vector());
}
#define SEG_AXIS_NUM 12
Segment* pSegments[SEG_AXIS_NUM][SEG_AXIS_NUM];
// create segments array
for (int i = 0; i < SEG_AXIS_NUM; i++)
{
for (int j = 0; j < SEG_AXIS_NUM; j++)
{
char segName[32];
sprintf_s(segName, "seg_%i_%i", i, j);
pSegments[i][j] = g_pScene->CreateSegment(segName, Vector(5.99f, 1000.0f, 5.99f));
pSegments[i][j]->AddEntityFromRawBuffer(segmentDesc.GetData(), segmentDesc.GetSize());
}
}
// create links
for (int x = 0; x < SEG_AXIS_NUM; x++)
{
for (int z = 0; z < SEG_AXIS_NUM; z++)
{
//make inifinite loop
for (int depth = 1; depth <= 5; depth++)
{
g_pScene->CreateLink(pSegments[x][z], pSegments[(x + depth) % SEG_AXIS_NUM][z],
Vector(depth * 12.0f, 0.0f, 0.0f));
g_pScene->CreateLink(pSegments[x][z], pSegments[x][(z + depth) % SEG_AXIS_NUM], Vector(0.0, 0.0f,
depth * 12.0f));
}
}
}
// Set focus
g_pScene->SetFocusSegment(pSegments[0][0]);
#endif
/*
for (int i = -4; i<4; i++)
{
for (int j = -10; j<10; j++)
{
for (int k = -4; k<4; k++)
{
Entity* pCube = g_pScene->CreateEntity();
pCube->SetPosition(0.75f * Vector(i,j,k));
MeshComponent* pMesh = new MeshComponent(pCube);
pMesh->SetMeshResource("cube.nfm");
BodyComponent* pBody = new BodyComponent(pCube);
pBody->SetMass(1.0f);
pBody->EnablePhysics((CollisionShape*)Engine_GetResource(Mesh::COLLISION_SHAPE, "shape_box"));
}
}
}
//set ambient & background color
envDesc.m_AmbientLight = Vector(0.001f, 0.001f, 0.001f, 0.0f);
envDesc.m_BackgroundColor = Vector(0.0f, 0.0f, 0.0f, 0.0f);
g_pScene->SetEnvironment(&envDesc);
// SUNLIGHT
Entity* pDirLightEnt = g_pScene->CreateEntity();
XOrientation orient;
orient.x = Vector(0.0f, -0.0f, -0.0f, 0.0f);
orient.z = Vector(-0.5f, -1.1f, 1.2f, 0.0f);
orient.y = Vector(0.0f, 1.0f, 0.0f, 0.0f);
pDirLightEnt->SetOrientation(&orient);
DirLightDesc dirLight;
dirLight.m_Far = 100.0f;
dirLight.m_Splits = 4;
dirLight.m_LightDist = 1000.0f;
LightComponent* pDirLight = new LightComponent(pDirLightEnt);
pDirLight->SetDirLight(&dirLight);
pDirLight->SetColor(Float3(2.2, 2, 1.8));
pDirLight->SetShadowMap(1024);
pFirstWindow->cameraEntity->SetPosition(Vector(0.0f, 1.6f, -20.0f, 0.0f));
*/
// message loop
DrawRequest drawRequests[2];
Common::Timer timer;
timer.Start();
while (!pWindow->isClosed())
{
//measure delta time
g_DeltaTime = (float)timer.Stop();
timer.Start();
UpdateRequest updateReq;
updateReq.pScene = g_pScene;
updateReq.deltaTime = g_DeltaTime;
pWindow->processMessages();
pWindow->UpdateCamera();
drawRequests[0].deltaTime = g_DeltaTime;
drawRequests[0].pView = pWindow->view;
drawRequests[1].deltaTime = g_DeltaTime;
drawRequests[1].pView = g_pSecondaryCameraView;
EngineAdvance(drawRequests, 2, &updateReq, 1);
ProcessSceneEvents();
// print focus segment name
wchar_t str[128];
Segment* pFocus = g_pScene->GetFocusSegment();
swprintf(str, L"NFEngine Demo (%S) - focus: %S", PLATFORM_STR,
(pFocus != 0) ? pFocus->GetName() : "NONE");
pWindow->setTitle(str);
}
// for testing purposes
Common::FileOutputStream test_stream("test.xml");
g_pScene->Serialize(&test_stream, SerializationFormat::Xml, false);
EngineDeleteScene(g_pScene);
delete pWindow;
EngineRelease();
//detect memory leaks
#ifdef _DEBUG
_CrtDumpMemoryLeaks();
#endif
return 0;
}