//------------------------------------------------------------------------------------------
void CPreviewerView::Render()
{
CGraphicDevice* pDevice = CApp::GetInstance()->GetGraphicDevice(); MY_ASSERT( pDevice );
// カメラ設定
CCameraController *pCameraController = dynamic_cast<CCameraController*>( m_pMouseHandler );
pDevice->SetCameraInfo( pCameraController->GetCameraInfo() );
// ライト設定
// 0 Fill
D3DXVECTOR3 vLightDir0( 1, -1, -1); D3DXVec3Normalize( &vLightDir0, &vLightDir0);
pDevice->SetDirLightDir( 0, vLightDir0.x, vLightDir0.y, vLightDir0.z );
pDevice->SetDirLightColor( 0, 1.0f, 1.0f, 1.0f );
// 1 Back
D3DXVECTOR3 vLightDir1( 0, 0, -1); D3DXVec3Normalize( &vLightDir1, &vLightDir1);
pDevice->SetDirLightDir( 1, vLightDir1.x, vLightDir1.y, vLightDir1.z );
pDevice->SetDirLightColor( 1, 0.0f, 0.0f, 0.0f );
// 2 Key
D3DXVECTOR3 vLightDir2( -1, -1, 0); D3DXVec3Normalize( &vLightDir2, &vLightDir2);
pDevice->SetDirLightDir( 2, vLightDir2.x, vLightDir2.y, vLightDir2.z );
pDevice->SetDirLightColor( 2, 0.0f, 0.0f, 0.0f );
// モデルをレンダリング
m_pModel->Render();
}
void CCameraHandler::SetCameraMode(unsigned int mode)
{
if ((mode >= camControllers.size()) || (mode == static_cast<unsigned int>(currCamCtrlNum))) {
return;
}
CameraTransition(1.0f);
CCameraController* oldCamCtrl = currCamCtrl;
currCamCtrlNum = mode;
currCamCtrl = camControllers[mode];
currCamCtrl->SetPos(oldCamCtrl->SwitchFrom());
currCamCtrl->SwitchTo();
}
void CMouseHandler::SetCameraMode(int mode)
{
if ((mode < 0)
|| (mode >= camControllers.size())
|| (mode == currentCamControllerNum)
|| (!camControllers[currentCamControllerNum]->enabled)) {
return;
}
currentCamControllerNum = mode;
CameraTransition(1.0f);
CCameraController* oldc = currentCamController;
currentCamController = camControllers[currentCamControllerNum];
currentCamController->SetPos(oldc->SwitchFrom());
currentCamController->SwitchTo();
}
void CApplication::SetupScene()
{
RenderPass = new CRenderPass(GraphicsContext);
RenderPass->SetRenderTarget(RenderTarget);
SceneManager->AddRenderPass(RenderPass);
FreeCamera = new CPerspectiveCamera(Window->GetAspectRatio());
FreeCamera->SetPosition(vec3f(0, 3, -5));
FreeCamera->SetFocalLength(0.4f);
FreeCamera->SetFarPlane(10000.f);
CCameraController * Controller = new CCameraController(FreeCamera);
Controller->SetTheta(15.f * Constants32::Pi / 48.f);
Controller->SetPhi(-Constants32::Pi / 16.f);
Window->AddListener(Controller);
TimeManager->MakeUpdateTick(0.02)->AddListener(Controller);
RenderPass->SetActiveCamera(FreeCamera);
}
void CCameraHandler::UpdateController(CCameraController& camCon, bool keyMove, bool wheelMove, bool edgeMove)
{
if (keyMove) {
// NOTE: z-component contains speed scaling factor, xy is movement
const float3 camMoveVector = camera->GetMoveVectorFromState(true);
// key scrolling
if ((camMoveVector * XYVector).SqLength() > 0.0f) {
if (camCon.DisableTrackingByKey())
unitTracker.Disable();
camCon.KeyMove(camMoveVector);
}
}
if (edgeMove) {
const float3 camMoveVector = camera->GetMoveVectorFromState(false);
// screen edge scrolling
if ((camMoveVector * XYVector).SqLength() > 0.0f) {
unitTracker.Disable();
camCon.ScreenEdgeMove(camMoveVector);
}
}
if (wheelMove) {
// mouse wheel zoom
float mouseWheelDist = 0.0f;
mouseWheelDist += float(camera->GetMovState()[CCamera::MOVE_STATE_UP]);
mouseWheelDist += -float(camera->GetMovState()[CCamera::MOVE_STATE_DWN]);
mouseWheelDist *= 0.2f * globalRendering->lastFrameTime;
if (mouseWheelDist == 0.0f)
return;
camCon.MouseWheelMove(mouseWheelDist);
}
}
void CCameraHandler::ToggleState()
{
CameraTransition(1.0f);
CCameraController* oldCamCtrl = currCamCtrl;
currCamCtrlNum++;
if (currCamCtrlNum >= camControllers.size()) {
currCamCtrlNum = 0;
}
int a = 0;
const int maxTries = camControllers.size() - 1;
while ((a < maxTries) && !camControllers[currCamCtrlNum]->enabled) {
currCamCtrlNum++;
if (currCamCtrlNum >= camControllers.size()) {
currCamCtrlNum = 0;
}
a++;
}
currCamCtrl = camControllers[currCamCtrlNum];
currCamCtrl->SetPos(oldCamCtrl->SwitchFrom());
currCamCtrl->SwitchTo();
}
void CCameraHandler::SetCameraMode(unsigned int newMode)
{
if ((newMode >= camControllers.size()) || (newMode == currCamCtrlNum))
return;
CameraTransition(1.0f);
const unsigned int oldMode = currCamCtrlNum;
CCameraController* oldCamCtrl = camControllers[currCamCtrlNum ];
CCameraController* newCamCtrl = camControllers[currCamCtrlNum = newMode];
newCamCtrl->SetPos(oldCamCtrl->SwitchFrom());
newCamCtrl->SwitchTo(oldMode);
newCamCtrl->Update();
}
int main()
{
////////////////////
// ionEngine Init //
////////////////////
Log::AddDefaultOutputs();
SingletonPointer<CGraphicsAPI> GraphicsAPI;
SingletonPointer<CWindowManager> WindowManager;
SingletonPointer<CTimeManager> TimeManager;
SingletonPointer<CSceneManager> SceneManager;
SingletonPointer<CAssetManager> AssetManager;
SingletonPointer<CGUIManager> GUIManager;
GraphicsAPI->Init(new COpenGLImplementation());
WindowManager->Init(GraphicsAPI);
TimeManager->Init(WindowManager);
SceneManager->Init(GraphicsAPI);
AssetManager->Init(GraphicsAPI);
CWindow * Window = WindowManager->CreateWindow(vec2i(1920, 1080), "Shadow Maps", EWindowType::Windowed);
GUIManager->Init(Window);
Window->AddListener(GUIManager);
AssetManager->AddAssetPath("Assets/");
AssetManager->SetShaderPath("Shaders/");
AssetManager->SetTexturePath("Images/");
SharedPointer<IGraphicsContext> Context = GraphicsAPI->GetWindowContext(Window);
SharedPointer<IRenderTarget> BackBuffer = Context->GetBackBuffer();
BackBuffer->SetClearColor(color3f(0.3f));
SharedPointer<IFrameBuffer> ShadowBuffer = Context->CreateFrameBuffer();
SharedPointer<ITexture2D> ShadowTexture = GraphicsAPI->CreateTexture2D(vec2i(4096), ITexture::EMipMaps::False, ITexture::EFormatComponents::RGBA, ITexture::EInternalFormatType::Fix8);
SharedPointer<ITexture2D> ShadowDepth = GraphicsAPI->CreateTexture2D(vec2i(4096), ITexture::EMipMaps::False, ITexture::EFormatComponents::R, ITexture::EInternalFormatType::Depth);
ShadowBuffer->AttachColorTexture(ShadowTexture, 0);
ShadowBuffer->AttachDepthTexture(ShadowDepth);
if (! ShadowBuffer->CheckCorrectness())
{
Log::Error("Frame buffer not valid!");
}
/////////////////
// Load Assets //
/////////////////
CSimpleMesh * SphereMesh = CGeometryCreator::CreateSphere();
CSimpleMesh * PlaneMesh = CGeometryCreator::CreatePlane(vec2f(100.f));
CSimpleMesh * CubeMesh = CGeometryCreator::CreateCube();
SharedPointer<IShader> DiffuseShader = AssetManager->LoadShader("Diffuse");
SharedPointer<IShader> ColorShader = AssetManager->LoadShader("Color");
SharedPointer<IShader> QuadCopyShader = AssetManager->LoadShader("QuadCopy");
////////////////////
// ionScene Setup //
////////////////////
CRenderPass * ShadowPass = new CRenderPass(Context);
ShadowPass->SetRenderTarget(ShadowBuffer);
SceneManager->AddRenderPass(ShadowPass);
CRenderPass * ColorPass = new CRenderPass(Context);
ColorPass->SetRenderTarget(BackBuffer);
SceneManager->AddRenderPass(ColorPass);
CRenderPass * PostProcess = new CRenderPass(Context);
PostProcess->SetRenderTarget(BackBuffer);
SceneManager->AddRenderPass(PostProcess);
CPerspectiveCamera * Camera = new CPerspectiveCamera(Window->GetAspectRatio());
Camera->SetPosition(vec3f(15.25f, 7.3f, -11.85f));
Camera->SetFocalLength(0.4f);
Camera->SetFarPlane(1000.f);
ColorPass->SetActiveCamera(Camera);
CCameraController * Controller = new CCameraController(Camera);
Controller->SetTheta(2.347f);
Controller->SetPhi(-0.326f);
Window->AddListener(Controller);
TimeManager->MakeUpdateTick(0.02)->AddListener(Controller);
COrthographicCamera * LightCamera = new COrthographicCamera(-1, 1, -1, 1);
ShadowPass->SetActiveCamera(LightCamera);
/////////////////
// Add Objects //
/////////////////
CSimpleMeshSceneObject * Sphere1 = new CSimpleMeshSceneObject();
Sphere1->SetMesh(SphereMesh);
Sphere1->SetShader(DiffuseShader);
Sphere1->SetPosition(vec3f(0, 1, 0));
Sphere1->SetScale(2.f);
ColorPass->AddSceneObject(Sphere1);
ShadowPass->AddSceneObject(Sphere1);
CSimpleMeshSceneObject * Sphere2 = new CSimpleMeshSceneObject();
Sphere2->SetMesh(SphereMesh);
Sphere2->SetShader(DiffuseShader);
Sphere2->SetPosition(vec3f(4, 4, 0));
Sphere2->SetScale(3.f);
Sphere2->GetMaterial().Ambient *= Color::Basic::Yellow;
Sphere2->GetMaterial().Diffuse *= Color::Basic::Yellow;
ColorPass->AddSceneObject(Sphere2);
ShadowPass->AddSceneObject(Sphere2);
CSimpleMeshSceneObject * Sphere3 = new CSimpleMeshSceneObject();
Sphere3->SetMesh(SphereMesh);
Sphere3->SetShader(DiffuseShader);
Sphere3->SetPosition(vec3f(12, 2, 0));
Sphere3->SetScale(4.f);
ColorPass->AddSceneObject(Sphere3);
ShadowPass->AddSceneObject(Sphere3);
CSimpleMeshSceneObject * Sphere4 = new CSimpleMeshSceneObject();
Sphere4->SetMesh(SphereMesh);
Sphere4->SetShader(DiffuseShader);
Sphere4->SetPosition(vec3f(3, 4, 6));
Sphere4->GetMaterial().Ambient *= Color::Basic::Red;
Sphere4->GetMaterial().Diffuse *= Color::Basic::Red;
ColorPass->AddSceneObject(Sphere4);
ShadowPass->AddSceneObject(Sphere4);
CSimpleMeshSceneObject * Cube1 = new CSimpleMeshSceneObject();
Cube1->SetMesh(CubeMesh);
Cube1->SetShader(DiffuseShader);
Cube1->SetPosition(vec3f(-4, 4, 0));
Cube1->SetScale(3.f);
Cube1->GetMaterial().Ambient *= Color::Basic::Cyan;
Cube1->GetMaterial().Diffuse *= Color::Basic::Cyan;
ColorPass->AddSceneObject(Cube1);
ShadowPass->AddSceneObject(Cube1);
CSimpleMeshSceneObject * Cube2 = new CSimpleMeshSceneObject();
Cube2->SetMesh(CubeMesh);
Cube2->SetShader(DiffuseShader);
Cube2->SetPosition(vec3f(-12, 2, 0));
Cube2->SetScale(4.f);
Cube2->GetMaterial().Ambient *= Color::Basic::Blue;
Cube2->GetMaterial().Diffuse *= Color::Basic::Blue;
ColorPass->AddSceneObject(Cube2);
ShadowPass->AddSceneObject(Cube2);
CSimpleMeshSceneObject * Plane = new CSimpleMeshSceneObject();
Plane->SetMesh(PlaneMesh);
Plane->SetShader(DiffuseShader);
Plane->GetMaterial().Ambient *= Color::Basic::Green;
Plane->GetMaterial().Diffuse *= Color::Basic::Green;
ColorPass->AddSceneObject(Plane);
ShadowPass->AddSceneObject(Plane);
vector<CSimpleMesh *> Meshes = CGeometryCreator::LoadOBJFile("bunny.obj");
for (auto Mesh : Meshes)
{
CSimpleMeshSceneObject * PlaneObject = new CSimpleMeshSceneObject();
PlaneObject->SetMesh(Mesh);
PlaneObject->SetShader(DiffuseShader);
PlaneObject->SetPosition(vec3f(3, -1.f, -6));
PlaneObject->SetScale(vec3f(2.5f));
PlaneObject->SetRotation(vec3f(0, 3.14f / 4.f, 0));
ColorPass->AddSceneObject(PlaneObject);
ShadowPass->AddSceneObject(PlaneObject);
}
CLineSceneObject * Lines = new CLineSceneObject();
Lines->SetShader(ColorShader);
ColorPass->AddSceneObject(Lines);
CSimpleMeshSceneObject * PostProcessObject = new CSimpleMeshSceneObject();
PostProcessObject->SetMesh(CreateScreenQuad());
PostProcessObject->SetShader(QuadCopyShader);
PostProcessObject->SetTexture("uTexture", ShadowDepth);
PostProcess->AddSceneObject(PostProcessObject);
CDirectionalLight * Light1 = new CDirectionalLight();
ColorPass->AddLight(Light1);
ShadowPass->AddLight(Light1);
CSimpleMeshSceneObject * LightSphere = new CSimpleMeshSceneObject();
LightSphere->SetMesh(SphereMesh);
LightSphere->SetShader(DiffuseShader);
LightSphere->SetScale(0.4f);
LightSphere->GetMaterial().Ambient = 1.f / 0.75f;
LightSphere->GetMaterial().Diffuse = 0;
ColorPass->AddSceneObject(LightSphere);
CUniform<bool> uDebugShadows = false;
CUniform<float> uShadowBias = 0.005f;
CUniform<glm::mat4> uLightMatrix;
ColorPass->SetUniform("uLightMatrix", uLightMatrix);
ColorPass->SetUniform("uDebugShadows", uDebugShadows);
ColorPass->SetUniform("uShadowBias", uShadowBias);
ColorPass->SetTexture("uShadowMap", ShadowDepth);
// Obviously the shadow pass does not need these, but this will suppress warnings
// An object that supports different shaders for different passes is needed
ShadowPass->SetUniform("uLightMatrix", uLightMatrix);
ShadowPass->SetUniform("uDebugShadows", uDebugShadows);
ShadowPass->SetUniform("uShadowBias", uShadowBias);
ShadowPass->SetTexture("uShadowMap", ShadowDepth);
///////////////
// Main Loop //
///////////////
vec3f LightDirection = Normalize( vec3f(2, -12, 2) );
float LightViewSize = 20.f;
float LightNear = 1.f;
float LightFar = 30.f;
float LightDistance = 15.f;
TimeManager->Init(WindowManager);
while (WindowManager->Run())
{
TimeManager->Update();
PostProcessObject->SetVisible(Window->IsKeyDown(EKey::F1));
GUIManager->NewFrame();
ImGui::SetNextWindowPos(ImVec2(10, 10), ImGuiSetCond_Once);
ImGui::SetNextWindowSize(ImVec2(400, 300), ImGuiSetCond_Once);
if (ImGui::Begin("Settings"))
{
ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate);
ImGui::Text("Camera position: %.3f %.3f %.3f", Camera->GetPosition().X, Camera->GetPosition().Y, Camera->GetPosition().Z);
ImGui::Text("Camera rotation: %.3f %.3f", Controller->GetTheta(), Controller->GetPhi());
ImGui::Separator();
ImGui::SliderFloat("Light Camera Size", &LightViewSize, 1.f, 200.f);
ImGui::SliderFloat("Light Near Plane", &LightNear, 1.f, 300.f);
ImGui::SliderFloat("Light Far Plane", &LightFar, 1.f, 600.f);
ImGui::SliderFloat("Light Camera Distance", &LightDistance, 1.f, 200.f);
ImGui::Text("Light Position: %.3f %.3f %.3f", LightCamera->GetPosition().X, LightCamera->GetPosition().Y, LightCamera->GetPosition().Z);
ImGui::Separator();
ImGui::Checkbox("Debug Shadows", &uDebugShadows.Get());
ImGui::SliderFloat("Shadow Bias", &uShadowBias.Get(), 0.0f, 0.5f, "%.6f", 2.f);
}
ImGui::End();
ImGui::SetNextWindowPos(vec2f(600, 10), ImGuiSetCond_Once);
ImGui::SetNextWindowSize(vec2f(300), ImGuiSetCond_Once);
if (ImGui::Begin("Shadow Map"))
{
vec2f const AvailableSpace = ImGui::GetContentRegionAvail();
ImGui::Image(GUIManager->GetTextureID(ShadowDepth), AvailableSpace);
}
ImGui::End();
Light1->SetDirection(LightDirection);
LightSphere->SetPosition(LightDirection * LightDistance);
LightCamera->SetLeft(-LightViewSize);
LightCamera->SetRight(LightViewSize);
LightCamera->SetBottom(-LightViewSize);
LightCamera->SetTop(LightViewSize);
LightCamera->SetPosition(-LightDirection * LightDistance);
LightCamera->SetLookDirection(LightDirection);
LightCamera->SetNearPlane(LightNear);
LightCamera->SetFarPlane(LightFar);
LightCamera->Update();
uLightMatrix = LightCamera->GetProjectionMatrix() * LightCamera->GetViewMatrix();
vec3f const W = - Normalize(LightCamera->GetLookDirecton());
vec3f const U = Normalize(Cross(LightCamera->GetUpVector(), W));
vec3f const V = Cross(W, U);
vec3f const P = LightCamera->GetPosition();
vec3f Box[8];
float const BoxSize = LightViewSize;
Box[0] = P - U * BoxSize - V * BoxSize - W * LightNear;
Box[1] = P + U * BoxSize - V * BoxSize - W * LightNear;
Box[2] = P - U * BoxSize + V * BoxSize - W * LightNear;
Box[3] = P + U * BoxSize + V * BoxSize - W * LightNear;
Box[4] = P - U * BoxSize - V * BoxSize - W * LightFar;
Box[5] = P + U * BoxSize - V * BoxSize - W * LightFar;
Box[6] = P - U * BoxSize + V * BoxSize - W * LightFar;
Box[7] = P + U * BoxSize + V * BoxSize - W * LightFar;
Lines->ResetLines();
Lines->AddLine(vec3f(0, 0, 0), P, Color::Basic::Cyan);
Lines->AddLine(P, P + U, Color::Basic::Red);
Lines->AddLine(P, P + V, Color::Basic::Green);
Lines->AddLine(P, P + W, Color::Basic::Blue);
Lines->AddLine(Box[0], Box[1], Color::Basic::White);
Lines->AddLine(Box[0], Box[2], Color::Basic::White);
Lines->AddLine(Box[1], Box[3], Color::Basic::White);
Lines->AddLine(Box[2], Box[3], Color::Basic::White);
Lines->AddLine(Box[4], Box[5], Color::Basic::White);
Lines->AddLine(Box[4], Box[6], Color::Basic::White);
Lines->AddLine(Box[5], Box[7], Color::Basic::White);
Lines->AddLine(Box[6], Box[7], Color::Basic::White);
Lines->AddLine(Box[0], Box[4], Color::Basic::White);
Lines->AddLine(Box[1], Box[5], Color::Basic::White);
Lines->AddLine(Box[2], Box[6], Color::Basic::White);
Lines->AddLine(Box[3], Box[7], Color::Basic::White);
//Lines->AddLine(vec3f(0, 0, 0), vec3f(0, 10, 0), Color::Basic::Blue);
ShadowBuffer->ClearColorAndDepth();
BackBuffer->ClearColorAndDepth();
SceneManager->DrawAll();
GUIManager->Draw();
Window->SwapBuffers();
}
return 0;
}
bool CEngine::Update(float ElapsedTime)
{
if (!m_PhysXManager->Simulating())
{
UpdateLevels();
}
ElapsedTime *= m_TimeScale;
m_ElapsedTime = ElapsedTime;
CAnimatorControllerManager* l_AnimatorControllerManager = CEngine::GetSingleton().GetAnimatorControllerManager();
CScriptManager* l_ScriptManager = CEngine::GetSingleton().GetScriptManager();
CCameraControllerManager* l_CameraController = CEngine::GetSingleton().GetCameraControllerManager();
std::stringstream l_Ss;
l_Ss << "Update(" << ElapsedTime << ")";
std::string l_Code = l_Ss.str();
m_LuabindManager->RunCode(l_Code);
/*m_RenderManager->GetContextManager()->SetTimeParameters(ElapsedTime);
l_CameraController->Update(ElapsedTime);
m_PhysXManager->Update(ElapsedTime);
m_LayerManager->Update(ElapsedTime);
l_AnimatorControllerManager->Update(ElapsedTime);
l_ScriptManager->Update(ElapsedTime);*/
if (!m_Paused)
{
m_RenderManager->GetContextManager()->SetTimeParameters(ElapsedTime);
l_AnimatorControllerManager->Update(ElapsedTime);
l_ScriptManager->Update(ElapsedTime);
//l_CameraController->Update(ElapsedTime);
m_PhysXManager->Update(ElapsedTime);
m_LayerManager->Update(ElapsedTime);
l_CameraController->Update(ElapsedTime);
}
CCameraController* l = CEngine::GetSingleton().GetCameraControllerManager()->GetCurrentCameraController();
CCamera l_Camera = CEngine::GetSingleton().GetRenderManager()->GetCurrentCamera();
Vect3f x = l->GetUp();
m_SoundManager->Update(&l_Camera, l->GetForward().Normalize(), ElapsedTime);
m_LuaGameObjectHandleManager->Update();
m_GraphicsStats->Update(ElapsedTime);
m_Profiler->Update();
return true;
}
int main()
{
////////////////////
// ionEngine Init //
////////////////////
Log::AddDefaultOutputs();
SingletonPointer<CGraphicsAPI> GraphicsAPI;
SingletonPointer<CWindowManager> WindowManager;
SingletonPointer<CTimeManager> TimeManager;
SingletonPointer<CSceneManager> SceneManager;
SingletonPointer<CAssetManager> AssetManager;
SingletonPointer<CGUIManager> GUIManager;
GraphicsAPI->Init(new Graphics::COpenGLImplementation());
WindowManager->Init(GraphicsAPI);
TimeManager->Init(WindowManager);
SceneManager->Init(GraphicsAPI);
AssetManager->Init(GraphicsAPI);
//CWindow * Window = WindowManager->CreateWindow(vec2i(1600, 900), "DemoApplication", EWindowType::Windowed);
CWindow * Window = WindowManager->CreateWindowOnMonitor(2, "SSAO");
GUIManager->Init(Window);
Window->AddListener(GUIManager);
AssetManager->AddAssetPath("Assets/");
AssetManager->SetShaderPath("Shaders/");
AssetManager->SetTexturePath("Images/");
SharedPointer<IGraphicsContext> Context = GraphicsAPI->GetWindowContext(Window);
SharedPointer<IRenderTarget> BackBuffer = Context->GetBackBuffer();
BackBuffer->SetClearColor(color3f(0.3f));
SharedPointer<IFrameBuffer> SceneFrameBuffer = Context->CreateFrameBuffer();
SharedPointer<ITexture2D> SceneColor = GraphicsAPI->CreateTexture2D(Window->GetSize(), ITexture::EMipMaps::False, ITexture::EFormatComponents::RGB, ITexture::EInternalFormatType::Fix8);
SceneColor->SetMinFilter(ITexture::EFilter::Nearest);
SceneColor->SetMagFilter(ITexture::EFilter::Nearest);
SceneColor->SetWrapMode(ITexture::EWrapMode::Clamp);
SharedPointer<ITexture2D> SceneNormal = GraphicsAPI->CreateTexture2D(Window->GetSize(), ITexture::EMipMaps::False, ITexture::EFormatComponents::RGB, ITexture::EInternalFormatType::Fix8);
SceneNormal->SetMinFilter(ITexture::EFilter::Nearest);
SceneNormal->SetMagFilter(ITexture::EFilter::Nearest);
SceneNormal->SetWrapMode(ITexture::EWrapMode::Clamp);
SharedPointer<ITexture2D> SceneDepth = GraphicsAPI->CreateTexture2D(Window->GetSize(), ITexture::EMipMaps::False, ITexture::EFormatComponents::R, ITexture::EInternalFormatType::Depth);
SceneFrameBuffer->AttachColorTexture(SceneColor, 0);
SceneFrameBuffer->AttachColorTexture(SceneNormal, 1);
SceneFrameBuffer->AttachDepthTexture(SceneDepth);
if (! SceneFrameBuffer->CheckCorrectness())
{
Log::Error("Frame buffer not valid!");
}
SharedPointer<IFrameBuffer> PingFrameBuffer = Context->CreateFrameBuffer();
SharedPointer<ITexture2D> PingColor = GraphicsAPI->CreateTexture2D(Window->GetSize(), ITexture::EMipMaps::False, ITexture::EFormatComponents::RGB, ITexture::EInternalFormatType::Fix8);
PingColor->SetMinFilter(ITexture::EFilter::Nearest);
PingColor->SetMagFilter(ITexture::EFilter::Nearest);
PingColor->SetWrapMode(ITexture::EWrapMode::Clamp);
PingFrameBuffer->AttachColorTexture(PingColor, 0);
if (! PingFrameBuffer->CheckCorrectness())
{
Log::Error("Frame buffer not valid!");
}
SharedPointer<IFrameBuffer> PongFrameBuffer = Context->CreateFrameBuffer();
SharedPointer<ITexture2D> PongColor = GraphicsAPI->CreateTexture2D(Window->GetSize(), ITexture::EMipMaps::False, ITexture::EFormatComponents::RGB, ITexture::EInternalFormatType::Fix8);
PongColor->SetMinFilter(ITexture::EFilter::Nearest);
PongColor->SetMagFilter(ITexture::EFilter::Nearest);
PongColor->SetWrapMode(ITexture::EWrapMode::Clamp);
PongFrameBuffer->AttachColorTexture(PongColor, 0);
if (! PongFrameBuffer->CheckCorrectness())
{
Log::Error("Frame buffer not valid!");
}
/////////////////
// Load Assets //
/////////////////
CSimpleMesh * SphereMesh = CGeometryCreator::CreateSphere();
CSimpleMesh * PlaneMesh = CGeometryCreator::CreatePlane(vec2f(100.f));
SharedPointer<IShader> GeometryShader = AssetManager->LoadShader("Geometry");
SharedPointer<IShader> SSAOShader = AssetManager->LoadShader("SSAO");
SharedPointer<IShader> BlurHShader = AssetManager->LoadShader("BlurH");
SharedPointer<IShader> BlurVShader = AssetManager->LoadShader("BlurV");
std::uniform_real_distribution<float> randomFloats(0.0, 1.0); // generates random floats between 0.0 and 1.0
std::default_random_engine generator;
// Sample kernel
int const numSamples = 64;
std::vector<vec3f> ssaoKernel;
for (uint i = 0; i < numSamples; ++i)
{
float const VerticalBias = 0.1f;
bool random = true;
int const sampleRegionWidth = (int) sqrt((float) numSamples);
float const a = random ? randomFloats(generator) : (float) (i / sampleRegionWidth) / (float) (sampleRegionWidth - 1);
float const b = random ? randomFloats(generator) : (float) (i % sampleRegionWidth) / (float) (sampleRegionWidth - 1);
float const c = random ? randomFloats(generator) : (float) (i % 3) / 2.f;
vec3f sample = vec3f(a * 2 - 1, b * 2 - 1, c * (1.f - VerticalBias) + VerticalBias);
sample.Normalize();
sample *= randomFloats(generator);
float scale = float(i) / numSamples;
// Scale samples s.t. they're more aligned to center of kernel
scale = lerp(0.1f, 1.0f, scale * scale);
sample *= scale;
ssaoKernel.push_back(sample);
}
// Noise texture
std::vector<float> NoiseData;
uint const NoiseTexSize = 4;
for (uint i = 0; i < NoiseTexSize * NoiseTexSize; i++)
{
NoiseData.push_back(randomFloats(generator) * 2 - 1);
NoiseData.push_back(randomFloats(generator) * 2 - 1);
NoiseData.push_back(0.0);
}
SharedPointer<ITexture2D> SSAONoise = GraphicsAPI->CreateTexture2D(vec2i(NoiseTexSize), ITexture::EMipMaps::False, ITexture::EFormatComponents::RGB, ITexture::EInternalFormatType::Float16);
SSAONoise->Upload(NoiseData.data(), vec2i(NoiseTexSize), ITexture::EFormatComponents::RGB, EScalarType::Float);
SSAONoise->SetMinFilter(ITexture::EFilter::Nearest);
SSAONoise->SetMagFilter(ITexture::EFilter::Nearest);
////////////////////
// ionScene Setup //
////////////////////
CRenderPass * RenderPass = new CRenderPass(Context);
RenderPass->SetRenderTarget(SceneFrameBuffer);
SceneManager->AddRenderPass(RenderPass);
CRenderPass * SSAOPass = new CRenderPass(Context);
SSAOPass->SetRenderTarget(PingFrameBuffer);
SceneManager->AddRenderPass(SSAOPass);
int const BlurPasses = 2;
CRenderPass * BlurHPasses[BlurPasses] = { nullptr };
CRenderPass * BlurVPasses[BlurPasses] = { nullptr };
for (int i = 0; i < BlurPasses; ++ i)
{
BlurHPasses[i] = new CRenderPass(Context);
BlurHPasses[i]->SetRenderTarget(PongFrameBuffer);
SceneManager->AddRenderPass(BlurHPasses[i]);
BlurVPasses[i] = new CRenderPass(Context);
BlurVPasses[i]->SetRenderTarget(i + 1 == BlurPasses ? BackBuffer : PingFrameBuffer);
SceneManager->AddRenderPass(BlurVPasses[i]);
}
CPerspectiveCamera * Camera = new CPerspectiveCamera(Window->GetAspectRatio());
Camera->SetPosition(vec3f(-1.7f, 2.8f, 3.4f));
Camera->SetFocalLength(0.4f);
Camera->SetNearPlane(0.1f);
Camera->SetFarPlane(50.f);
RenderPass->SetActiveCamera(Camera);
SSAOPass->SetActiveCamera(Camera);
CCameraController * Controller = new CCameraController(Camera);
Controller->SetTheta(-0.08f);
Controller->SetPhi(-0.26f);
Window->AddListener(Controller);
TimeManager->MakeUpdateTick(0.02)->AddListener(Controller);
/////////////////
// Add Objects //
/////////////////
CSimpleMeshSceneObject * Sphere1 = new CSimpleMeshSceneObject();
Sphere1->SetMesh(SphereMesh);
Sphere1->SetShader(GeometryShader);
Sphere1->SetPosition(vec3f(0, 0, 0));
Sphere1->SetScale(2.f);
Sphere1->GetMaterial().Diffuse *= color3f(1.0, 0.8f, 0.8f);
RenderPass->AddSceneObject(Sphere1);
CSimpleMeshSceneObject * Sphere2 = new CSimpleMeshSceneObject();
Sphere2->SetMesh(SphereMesh);
Sphere2->SetShader(GeometryShader);
Sphere2->SetPosition(vec3f(4, 0, 0));
Sphere2->SetScale(3.f);
Sphere2->GetMaterial().Diffuse *= color3f(0.8f, 1, 0.8f);
RenderPass->AddSceneObject(Sphere2);
CSimpleMeshSceneObject * Sphere3 = new CSimpleMeshSceneObject();
Sphere3->SetMesh(SphereMesh);
Sphere3->SetShader(GeometryShader);
Sphere3->SetPosition(vec3f(12, 0, 0));
Sphere3->SetScale(4.f);
Sphere3->GetMaterial().Diffuse *= color3f(0.8f, 0.9f, 1);
RenderPass->AddSceneObject(Sphere3);
CSimpleMeshSceneObject * Sphere4 = new CSimpleMeshSceneObject();
Sphere4->SetMesh(SphereMesh);
Sphere4->SetShader(GeometryShader);
Sphere4->SetPosition(vec3f(3, 0, 6));
Sphere4->GetMaterial().Diffuse *= color3f(0.9f, 1, 1);
RenderPass->AddSceneObject(Sphere4);
CSimpleMeshSceneObject * PlaneObject = new CSimpleMeshSceneObject();
PlaneObject->SetMesh(PlaneMesh);
PlaneObject->SetShader(GeometryShader);
RenderPass->AddSceneObject(PlaneObject);
CSimpleMesh * DragonMesh = AssetManager->LoadMeshMerged("dragon10k.obj");
CSimpleMeshSceneObject * DragonObject = new CSimpleMeshSceneObject();
DragonObject->SetMesh(DragonMesh);
DragonObject->SetShader(GeometryShader);
DragonObject->SetPosition(vec3f(6.f, 1.1f, 4.f));
DragonObject->SetScale(4.f);
RenderPass->AddSceneObject(DragonObject);
CSimpleMesh * StairMesh = AssetManager->LoadMeshMerged("SM_StairCase_02.obj");
CSimpleMeshSceneObject * StairObject = new CSimpleMeshSceneObject();
StairObject->SetMesh(StairMesh);
StairObject->SetShader(GeometryShader);
StairObject->SetPosition(vec3f(12.f, 0.f, 5.f));
StairObject->SetScale(1.f);
StairObject->SetRotation(vec3f(0.f, DegToRad(90.f), 0.f));
RenderPass->AddSceneObject(StairObject);
float SSAORadius = 1.0f;
CSimpleMeshSceneObject * PostProcessObject = new CSimpleMeshSceneObject();
PostProcessObject->SetMesh(CGeometryCreator::CreateScreenTriangle());
PostProcessObject->SetShader(SSAOShader);
PostProcessObject->SetTexture("tSceneNormals", SceneNormal);
PostProcessObject->SetTexture("tSceneDepth", SceneDepth);
PostProcessObject->SetTexture("texNoise", SSAONoise);
PostProcessObject->SetUniform("samples[0]", CUniform<vector<vec3f>>(ssaoKernel));
PostProcessObject->SetUniform("radius", std::make_shared<CUniformReference<float>>(&SSAORadius));
SSAOPass->AddSceneObject(PostProcessObject);
CUniform<bool> uDoBlur = true;
CUniform<bool> uUnconstrained = false;
CUniform<float> uNormalThreshold = 0.5f;
for (int i = 0; i < BlurPasses; ++ i)
{
CSimpleMeshSceneObject * BlurHObject = new CSimpleMeshSceneObject();
BlurHObject->SetMesh(CGeometryCreator::CreateScreenTriangle());
BlurHObject->SetShader(BlurHShader);
BlurHObject->SetTexture("uTexture", PingColor);
BlurHObject->SetTexture("tSceneNormals", SceneNormal);
BlurHObject->SetUniform("uDoBlur", uDoBlur);
BlurHObject->SetUniform("uUnconstrained", uUnconstrained);
BlurHObject->SetUniform("uNormalThreshold", uNormalThreshold);
BlurHPasses[i]->AddSceneObject(BlurHObject);
CSimpleMeshSceneObject * BlurVObject = new CSimpleMeshSceneObject();
BlurVObject->SetMesh(CGeometryCreator::CreateScreenTriangle());
BlurVObject->SetShader(BlurVShader);
BlurVObject->SetTexture("uTexture", PongColor);
BlurVObject->SetTexture("tSceneNormals", SceneNormal);
BlurVObject->SetUniform("uDoBlur", uDoBlur);
BlurVObject->SetUniform("uUnconstrained", uUnconstrained);
BlurVObject->SetUniform("uNormalThreshold", uNormalThreshold);
BlurVPasses[i]->AddSceneObject(BlurVObject);
}
CPointLight * Light1 = new CPointLight();
Light1->SetPosition(vec3f(0, 6, 0));
RenderPass->AddLight(Light1);
///////////////
// Main Loop //
///////////////
TimeManager->Init(WindowManager);
while (WindowManager->Run())
{
TimeManager->Update();
GUIManager->NewFrame();
ImGui::SetNextWindowPos(ImVec2(10, 10), ImGuiSetCond_Once);
if (ImGui::Begin("Settings"))
{
ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate);
ImGui::Text("Camera position: %.3f %.3f %.3f", Camera->GetPosition().X, Camera->GetPosition().Y, Camera->GetPosition().Z);
ImGui::Text("Camera rotation: %.3f %.3f", Controller->GetTheta(), Controller->GetPhi());
ImGui::Separator();
ImGui::SliderFloat("SSAO Radius", &SSAORadius, 0.1f, 20.f);
ImGui::Checkbox("Do Blur", &uDoBlur.Get());
ImGui::SameLine();
ImGui::Checkbox("Unconstrained", &uUnconstrained.Get());
ImGui::SliderFloat("Normal Threshold", &uNormalThreshold.Get(), -1.f, 1.f);
ImGui::End();
}
SceneFrameBuffer->ClearColorAndDepth();
BackBuffer->ClearColorAndDepth();
SceneManager->DrawAll();
GUIManager->Draw();
Window->SwapBuffers();
}
return 0;
}
int main()
{
////////////////////
// ionEngine Init //
////////////////////
Log::AddDefaultOutputs();
SingletonPointer<CGraphicsAPI> GraphicsAPI;
SingletonPointer<CWindowManager> WindowManager;
SingletonPointer<CTimeManager> TimeManager;
SingletonPointer<CSceneManager> SceneManager;
SingletonPointer<CAssetManager> AssetManager;
GraphicsAPI->Init(new Graphics::COpenGLImplementation());
WindowManager->Init(GraphicsAPI);
TimeManager->Init(WindowManager);
SceneManager->Init(GraphicsAPI);
AssetManager->Init(GraphicsAPI);
CWindow * Window = WindowManager->CreateWindow(vec2i(1600, 900), "DemoApplication", EWindowType::Windowed);
AssetManager->SetAssetPath("Assets/");
AssetManager->SetShaderPath("Shaders/");
AssetManager->SetTexturePath("Images/");
SharedPointer<IGraphicsContext> Context = GraphicsAPI->GetWindowContext(Window);
SharedPointer<IRenderTarget> RenderTarget = Context->GetBackBuffer();
RenderTarget->SetClearColor(color3f(0.3f));
/////////////////
// Load Assets //
/////////////////
CSimpleMesh * SphereMesh = CGeometryCreator::CreateSphere();
CSimpleMesh * SkySphereMesh = CGeometryCreator::CreateSkySphere();
CSimpleMesh * PlaneMesh = CGeometryCreator::CreatePlane(vec2f(100.f));
SharedPointer<IShaderProgram> DiffuseShader = AssetManager->LoadShader("Diffuse");
SharedPointer<IShaderProgram> SimpleShader = AssetManager->LoadShader("Simple");
SharedPointer<IShaderProgram> SpecularShader = AssetManager->LoadShader("Specular");
SharedPointer<IShaderProgram> SkySphereShader = AssetManager->LoadShader("SkySphere");
SharedPointer<ITexture2D> SkyMap = AssetManager->LoadTexture("SkyMap.jpg");
SkyMap->SetMagFilter(ITexture::EFilter::Nearest);
////////////////////
// ionScene Setup //
////////////////////
CRenderPass * RenderPass = new CRenderPass(Context);
RenderPass->SetRenderTarget(RenderTarget);
SceneManager->AddRenderPass(RenderPass);
CPerspectiveCamera * Camera = new CPerspectiveCamera(Window->GetAspectRatio());
Camera->SetPosition(vec3f(0, 3, -5));
Camera->SetFocalLength(0.4f);
RenderPass->SetActiveCamera(Camera);
CCameraController * Controller = new CCameraController(Camera);
Controller->SetTheta(15.f * Constants32::Pi / 48.f);
Controller->SetPhi(-Constants32::Pi / 16.f);
Window->AddListener(Controller);
TimeManager->MakeUpdateTick(0.02)->AddListener(Controller);
/////////////////
// Add Objects //
/////////////////
CSimpleMeshSceneObject * LightSphere1 = new CSimpleMeshSceneObject();
LightSphere1->SetMesh(SphereMesh);
LightSphere1->SetShader(SimpleShader);
LightSphere1->SetPosition(vec3f(0, 1, 0));
RenderPass->AddSceneObject(LightSphere1);
CSimpleMeshSceneObject * LightSphere2 = new CSimpleMeshSceneObject();
LightSphere2->SetMesh(SphereMesh);
LightSphere2->SetShader(SimpleShader);
LightSphere2->SetPosition(vec3f(4, 2, 0));
RenderPass->AddSceneObject(LightSphere2);
CSimpleMeshSceneObject * LightSphere3 = new CSimpleMeshSceneObject();
LightSphere3->SetMesh(SphereMesh);
LightSphere3->SetShader(SimpleShader);
LightSphere3->SetPosition(vec3f(12, 3, 0));
RenderPass->AddSceneObject(LightSphere3);
CSimpleMeshSceneObject * SpecularSphere = new CSimpleMeshSceneObject();
SpecularSphere->SetMesh(SphereMesh);
SpecularSphere->SetShader(SpecularShader);
SpecularSphere->SetPosition(vec3f(3, 3, 6));
SpecularSphere->GetMaterial().Ambient = vec3f(0.05f);
RenderPass->AddSceneObject(SpecularSphere);
CSimpleMeshSceneObject * PlaneObject = new CSimpleMeshSceneObject();
PlaneObject->SetMesh(PlaneMesh);
PlaneObject->SetShader(DiffuseShader);
PlaneObject->GetMaterial().Ambient = vec3f(0.05f);
RenderPass->AddSceneObject(PlaneObject);
CSimpleMeshSceneObject * SkySphereObject = new CSimpleMeshSceneObject();
SkySphereObject->SetMesh(SkySphereMesh);
SkySphereObject->SetShader(SkySphereShader);
SkySphereObject->SetTexture("uTexture", SkyMap);
RenderPass->AddSceneObject(SkySphereObject);
CPointLight * Light1 = new CPointLight();
Light1->SetPosition(vec3f(0, 1, 0));
Light1->SetColor(Colors::Red);
RenderPass->AddLight(Light1);
CPointLight * Light2 = new CPointLight();
Light2->SetPosition(vec3f(4, 2, 0));
Light2->SetColor(Colors::Green);
RenderPass->AddLight(Light2);
CPointLight * Light3 = new CPointLight();
Light3->SetPosition(vec3f(12, 3, 0));
Light3->SetColor(Colors::Blue);
RenderPass->AddLight(Light3);
///////////////
// Main Loop //
///////////////
TimeManager->Init(WindowManager);
while (WindowManager->Run())
{
TimeManager->Update();
float const MinimumBrightness = 0.2f;
float const MaximumBrightness = 1.f - MinimumBrightness;
float const Brightness = (Sin<float>((float) TimeManager->GetRunTime()) / 2.f + 0.5f) * MaximumBrightness + MinimumBrightness;
float const Radius = Brightness * 10.f;
Light1->SetRadius(Radius);
Light2->SetRadius(Radius);
Light3->SetRadius(Radius);
float const Bright = 1;
float const Dim = 0.5f;
LightSphere1->GetMaterial().Diffuse = color3f(Bright, Dim, Dim) * Brightness;
LightSphere2->GetMaterial().Diffuse = color3f(Dim, Bright, Dim) * Brightness;
LightSphere3->GetMaterial().Diffuse = color3f(Dim, Dim, Bright) * Brightness;
LightSphere1->SetScale(Brightness);
LightSphere2->SetScale(Brightness);
LightSphere3->SetScale(Brightness);
SkySphereObject->SetPosition(Camera->GetPosition());
RenderTarget->ClearColorAndDepth();
SceneManager->DrawAll();
Window->SwapBuffers();
}
return 0;
}
void run(CSettings *pSettings) {
CProgress *pProg=new CProgress(m_pDevice);
ode::CIrrOdeEventProgress *p=new ode::CIrrOdeEventProgress(0,0);
pProg->onEvent(p);
delete p;
//register the IrrOde scene node factory
ode::CIrrOdeSceneNodeFactory cFactory(m_pSmgr);
m_pSmgr->registerSceneNodeFactory(&cFactory);
if (pSettings->isActive(4)) {
CEventInstallRandomForestPlugin *p=new CEventInstallRandomForestPlugin();
ode::CIrrOdeManager::getSharedInstance()->getOdeThread()->getOutputQueue()->postEvent(p);
//delete p;
}
#ifdef WITH_PARTICLES
CAdvancedParticleSystemNodeFactory *cParticleFactory=new CAdvancedParticleSystemNodeFactory(m_pSmgr);
m_pSmgr->registerSceneNodeFactory(cParticleFactory);
cParticleFactory->drop();
#endif
CRoadMeshLoader *pLoader=new CRoadMeshLoader(m_pDevice);
m_pSmgr->addExternalMeshLoader(pLoader);
//init the ODE
ode::CIrrOdeManager::getSharedInstance()->initODE();
//load the scene
ode::CIrrOdeManager::getSharedInstance()->loadScene(DATADIR "/scenes/IrrOdeCar.xml",m_pSmgr);
for (u32 i=0; i<m_pSmgr->getMeshCache()->getMeshCount(); i++) {
scene::IAnimatedMesh *p=m_pSmgr->getMeshCache()->getMeshByIndex(i);
for (u32 j=0; j<p->getMeshBufferCount(); j++) {
p->getMeshBuffer(j)->setHardwareMappingHint(scene::EHM_STATIC);
}
}
u32 iCars = pSettings->getCountOf(0),
iPlanes = pSettings->getCountOf(1),
iTanks = pSettings->getCountOf(2),
iHelis = pSettings->getCountOf(3);
bool bRearCam=pSettings->isActive(6);
core::dimension2du cScreenSize=m_pDevice->getVideoDriver()->getScreenSize();
m_pCtrlReceiver = new CControlReceiver(m_pDevice, m_pSndEngine, cScreenSize.Width / (2.0f * cScreenSize.Height));
if (!pSettings->isActive(0)) m_pCtrlReceiver->removeFromScene("roads" ,m_pSmgr);
if (!pSettings->isActive(2)) m_pCtrlReceiver->removeFromScene("targets" ,m_pSmgr);
if (!pSettings->isActive(3)) m_pCtrlReceiver->removeFromScene("plane_course",m_pSmgr);
if (!pSettings->isActive(1)) {
m_pCtrlReceiver->removeFromScene("ActiveSigns" ,m_pSmgr);
m_pCtrlReceiver->removeFromScene("PassiveSigns",m_pSmgr);
}
if ( pSettings->isActive(4)) {
const c8 sForests[][255]={ "RandomForest1", "RandomForest2", "Forest1", "Forest2" };
for (u32 i=0; i<2; i++) {
printf("merging \"%s\"...\n",sForests[i]);
scene::ISceneNode *p=m_pSmgr->getSceneNodeFromName(sForests[i]);
CRandomForest *pForest=(CRandomForest *)p;
if (pForest!=NULL) {
CMeshCombiner *pCombine=new CMeshCombiner(0.8f);
core::array<scene::IMeshSceneNode *> aMeshSceneNodes;
core::array<scene::ISceneNode *> aTrees=pForest->getGeneratedTrees();
for (u32 j=0; j<aTrees.size(); j++) {
scene::IMeshSceneNode *p=(scene::IMeshSceneNode *)aTrees[j];
aMeshSceneNodes.push_back(p);
}
printf("%i trees\n",aMeshSceneNodes.size());
if (aMeshSceneNodes.size()>0) {
c8 s[0xFF];
sprintf(s,"MyCombinedTrees_%i",i);
scene::IMesh *pCombined=pCombine->combineMeshes(m_pSmgr,m_pDriver,aMeshSceneNodes,s);
if (pCombined!=NULL) {
scene::ISceneNode *pRoot=m_pSmgr->getSceneNodeFromName(sForests[i+2]);
scene::IMeshSceneNode *pNode=m_pSmgr->addMeshSceneNode(pCombined,pRoot==NULL?m_pSmgr->getRootSceneNode():pRoot);
for (u32 i=0; i<pNode->getMaterialCount(); i++) {
pNode->getMaterial(i).setFlag(video::EMF_LIGHTING,false);
pNode->getMaterial(i).MaterialType=video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
}
}
}
}
}
}
if (!pSettings->isActive(5)) {
printf("removing terrain trimesh...\n");
m_pCtrlReceiver->removeFromScene("terrain_trimesh",m_pSmgr);
}
else {
printf("removing terrain heightfield...\n");
m_pCtrlReceiver->removeFromScene("terrain_heightfield",m_pSmgr);
}
bool bUseShader=pSettings->getSelectedDriver()==video::EDT_OPENGL;
if (bUseShader) {
if (!m_pDriver->queryFeature(video::EVDF_PIXEL_SHADER_1_1)) {
printf("Pixel shader disabled!\n");
bUseShader=false;
}
if (!m_pDriver->queryFeature(video::EVDF_VERTEX_SHADER_1_1)) {
printf("Vertex shader disabled!\n");
bUseShader=false;
}
}
//I can only add shaders for OpenGL
if (bUseShader) {
video::IGPUProgrammingServices *pGpu=m_pDriver->getGPUProgrammingServices();
if (pGpu) {
printf("\n**** compiling GLSL shader ... \n\n");
CShaderCallBack *pCallback=new CShaderCallBack(m_pDevice);
s32 iNewMaterial=pGpu->addHighLevelShaderMaterialFromFiles(
DATADIR "/shaders/opengl.vert","vertexMain", video::EVST_VS_1_1,
DATADIR "/shaders/opengl.frag", "pixelMain", video::EPST_PS_1_1,
pCallback,video::EMT_SOLID);
replaceMaterials(m_pSmgr->getRootSceneNode(),iNewMaterial);
pCallback->drop();
printf("Ready.\n\n");
}
}
delete pSettings;
//modify the textures of the car segment and the tank segment to
scene::IAnimatedMeshSceneNode *pNode=(scene::IAnimatedMeshSceneNode *)m_pSmgr->getSceneNodeFromName("car_segment");
if (pNode) pNode->getMaterial(0).getTextureMatrix(0).setTextureScale(50.0f,50.0f);
pNode=(scene::IAnimatedMeshSceneNode *)m_pSmgr->getSceneNodeFromName("tank_segment");
if (pNode) pNode->getMaterial(0).getTextureMatrix(0).setTextureScale(50.0f,50.0f);
int lastFPS=-1;
//create the necessary state objects
core::array<CIrrOdeCarState *> aStates;
m_pCtrlReceiver->createMenu(iCars, iPlanes, iHelis, iTanks, bRearCam);
//phyiscs initialization
ode::CIrrOdeManager::getSharedInstance()->initPhysics();
delete pProg;
m_pDriver->setFog(g_cFogColor,video::EFT_FOG_LINEAR,g_fMinFog,g_fMaxFog,0.00001f,true,false);
enableFog(m_pSmgr->getRootSceneNode());
u32 iFrames=0,iTotalFps=0;
m_pCtrlReceiver->start();
CCameraController *pCamCtrl = m_pCtrlReceiver->getCameraController();
//let's run the loop
while(m_pDevice->run()) {
//step the simulation
ode::CIrrOdeManager::getSharedInstance()->step();
m_pCtrlReceiver->update();
//now for the normal Irrlicht stuff ... begin, draw and end scene and update window caption
m_pDriver->beginScene(true,true,video::SColor(0xFF,0xA0,0xA0,0xC0));
pCamCtrl->render();
m_pDriver->setMaterial(m_pDriver->getMaterial2D()); //Fix the flipped texture problem
m_pGui->drawAll();
m_pCtrlReceiver->drawSpecifics();
m_pDriver->endScene();
int fps = m_pDriver->getFPS();
if (lastFPS != fps) {
iFrames++;
iTotalFps+=fps;
core::stringw str = L"Irrlicht Engine - IrrODE Car Demo [";
str += m_pDriver->getName();
str += "] FPS:";
str += fps;
str += " (avg: ";
str += (iTotalFps/iFrames);
str += ")";
m_pDevice->setWindowCaption(str.c_str());
lastFPS = fps;
pCamCtrl->setFps(str.c_str());
}
}
ode::CIrrOdeWorldObserver::getSharedInstance()->destall();
CConfigFileManager::getSharedInstance()->writeConfig(m_pDevice,DATADIR "/irrOdeCarControls.xml");
#ifndef NO_IRRKLANG
//drop the world so it is destroyed
m_pDevice->drop();
if (m_pSndEngine) m_pSndEngine->drop();
#endif
//and now some more cleanup...
for (u32 i=0; i<aStates.size(); i++) {
delete aStates[i];
}
aStates.clear();
}
int main()
{
////////////////////
// ionEngine Init //
////////////////////
Log::AddDefaultOutputs();
SingletonPointer<CGraphicsAPI> GraphicsAPI;
SingletonPointer<CWindowManager> WindowManager;
SingletonPointer<CTimeManager> TimeManager;
SingletonPointer<CSceneManager> SceneManager;
SingletonPointer<CAssetManager> AssetManager;
SingletonPointer<CGUIManager> GUIManager;
GraphicsAPI->Init(new COpenGLImplementation());
WindowManager->Init(GraphicsAPI);
TimeManager->Init(WindowManager);
SceneManager->Init(GraphicsAPI);
AssetManager->Init(GraphicsAPI);
CWindow * Window = WindowManager->CreateWindow(vec2i(1600, 900), "Shadow Maps", EWindowType::Windowed);
GUIManager->Init(Window);
AssetManager->AddAssetPath("Assets/");
AssetManager->SetShaderPath("Shaders/");
AssetManager->SetTexturePath("Images/");
SharedPointer<IGraphicsContext> Context = GraphicsAPI->GetWindowContext(Window);
SharedPointer<IRenderTarget> BackBuffer = Context->GetBackBuffer();
BackBuffer->SetClearColor(color3f(0.3f));
SharedPointer<IFrameBuffer> ShadowBuffer = Context->CreateFrameBuffer();
SharedPointer<ITexture2D> ShadowTexture = GraphicsAPI->CreateTexture2D(vec2u(4096), ITexture::EMipMaps::False, ITexture::EFormatComponents::RGBA, ITexture::EInternalFormatType::Fix8);
SharedPointer<ITexture2D> ShadowDepth = GraphicsAPI->CreateTexture2D(vec2u(4096), ITexture::EMipMaps::False, ITexture::EFormatComponents::R, ITexture::EInternalFormatType::Depth);
ShadowBuffer->AttachColorTexture(ShadowTexture, 0);
ShadowBuffer->AttachDepthTexture(ShadowDepth);
if (! ShadowBuffer->CheckCorrectness())
{
Log::Error("Frame buffer not valid!");
}
/////////////////
// Load Assets //
/////////////////
CSimpleMesh * SphereMesh = CGeometryCreator::CreateSphere();
CSimpleMesh * PlaneMesh = CGeometryCreator::CreatePlane(vec2f(100.f));
CSimpleMesh * CubeMesh = CGeometryCreator::CreateCube();
SharedPointer<IShaderProgram> DiffuseShader = AssetManager->LoadShader("Diffuse");
SharedPointer<IShaderProgram> QuadCopyShader = AssetManager->LoadShader("QuadCopy");
////////////////////
// ionScene Setup //
////////////////////
CRenderPass * ShadowPass = new CRenderPass(Context);
ShadowPass->SetRenderTarget(ShadowBuffer);
SceneManager->AddRenderPass(ShadowPass);
CRenderPass * ColorPass = new CRenderPass(Context);
ColorPass->SetRenderTarget(BackBuffer);
SceneManager->AddRenderPass(ColorPass);
CRenderPass * PostProcess = new CRenderPass(Context);
PostProcess->SetRenderTarget(BackBuffer);
SceneManager->AddRenderPass(PostProcess);
CPerspectiveCamera * Camera = new CPerspectiveCamera(Window->GetAspectRatio());
Camera->SetPosition(vec3f(0, 3, -5));
Camera->SetFocalLength(0.4f);
ColorPass->SetActiveCamera(Camera);
CCameraController * Controller = new CCameraController(Camera);
Controller->SetTheta(15.f * Constants32::Pi / 48.f);
Controller->SetPhi(-Constants32::Pi / 16.f);
Window->AddListener(Controller);
TimeManager->MakeUpdateTick(0.02)->AddListener(Controller);
vec3f LightDirection = vec3f(2, -12, 2);
float LightViewSize = 20.f;
float LightNear = 50.f;
float LightFar = 200.f;
COrthographicCamera * LightCamera = new COrthographicCamera(-LightViewSize, LightViewSize, -LightViewSize, LightViewSize);
LightCamera->SetPosition(-LightDirection * 10.f);
LightCamera->SetLookDirection(LightDirection);
LightCamera->SetNearPlane(LightNear);
LightCamera->SetFarPlane(LightFar);
ShadowPass->SetActiveCamera(LightCamera);
/////////////////
// Add Objects //
/////////////////
CSimpleMeshSceneObject * Sphere1 = new CSimpleMeshSceneObject();
Sphere1->SetMesh(SphereMesh);
Sphere1->SetShader(DiffuseShader);
Sphere1->SetPosition(vec3f(0, 1, 0));
Sphere1->SetScale(2.f);
ColorPass->AddSceneObject(Sphere1);
ShadowPass->AddSceneObject(Sphere1);
CSimpleMeshSceneObject * Sphere2 = new CSimpleMeshSceneObject();
Sphere2->SetMesh(SphereMesh);
Sphere2->SetShader(DiffuseShader);
Sphere2->SetPosition(vec3f(4, 4, 0));
Sphere2->SetScale(3.f);
ColorPass->AddSceneObject(Sphere2);
ShadowPass->AddSceneObject(Sphere2);
CSimpleMeshSceneObject * Sphere3 = new CSimpleMeshSceneObject();
Sphere3->SetMesh(SphereMesh);
Sphere3->SetShader(DiffuseShader);
Sphere3->SetPosition(vec3f(12, 2, 0));
Sphere3->SetScale(4.f);
ColorPass->AddSceneObject(Sphere3);
ShadowPass->AddSceneObject(Sphere3);
CSimpleMeshSceneObject * Sphere4 = new CSimpleMeshSceneObject();
Sphere4->SetMesh(SphereMesh);
Sphere4->SetShader(DiffuseShader);
Sphere4->SetPosition(vec3f(3, 4, 6));
ColorPass->AddSceneObject(Sphere4);
ShadowPass->AddSceneObject(Sphere4);
CSimpleMeshSceneObject * Cube1 = new CSimpleMeshSceneObject();
Cube1->SetMesh(CubeMesh);
Cube1->SetShader(DiffuseShader);
Cube1->SetPosition(vec3f(-4, 4, 0));
Cube1->SetScale(3.f);
ColorPass->AddSceneObject(Cube1);
ShadowPass->AddSceneObject(Cube1);
CSimpleMeshSceneObject * Cube2 = new CSimpleMeshSceneObject();
Cube2->SetMesh(CubeMesh);
Cube2->SetShader(DiffuseShader);
Cube2->SetPosition(vec3f(-12, 2, 0));
Cube2->SetScale(4.f);
ColorPass->AddSceneObject(Cube2);
ShadowPass->AddSceneObject(Cube2);
CSimpleMeshSceneObject * Plane = new CSimpleMeshSceneObject();
Plane->SetMesh(PlaneMesh);
Plane->SetShader(DiffuseShader);
Plane->GetMaterial().Ambient *= Colors::Green;
Plane->GetMaterial().Diffuse *= Colors::Green;
ColorPass->AddSceneObject(Plane);
ShadowPass->AddSceneObject(Plane);
//vector<CSimpleMesh *> Meshes = CGeometryCreator::LoadOBJFile("terrain.obj");
//for (auto Mesh : Meshes)
//{
// CSimpleMeshSceneObject * PlaneObject = new CSimpleMeshSceneObject();
// PlaneObject->SetMesh(Mesh);
// PlaneObject->SetShader(DiffuseShader);
// ColorPass->AddSceneObject(PlaneObject);
// ShadowPass->AddSceneObject(PlaneObject);
//}
CSimpleMeshSceneObject * PostProcessObject = new CSimpleMeshSceneObject();
PostProcessObject->SetMesh(CGeometryCreator::CreateScreenTriangle());
PostProcessObject->SetShader(QuadCopyShader);
PostProcessObject->SetTexture("uTexture", ShadowDepth);
PostProcess->AddSceneObject(PostProcessObject);
CDirectionalLight * Light1 = new CDirectionalLight();
Light1->SetDirection(LightDirection);
ColorPass->AddLight(Light1);
ShadowPass->AddLight(Light1);
CUniform<glm::mat4> uLightMatrix;
ColorPass->SetUniform("uLightMatrix", uLightMatrix);
ColorPass->SetTexture("uShadowMap", ShadowDepth);
///////////////
// Main Loop //
///////////////
TimeManager->Init(WindowManager);
while (WindowManager->Run())
{
TimeManager->Update();
PostProcessObject->SetVisible(Window->IsKeyDown(EKey::F1));
GUIManager->NewFrame();
ImGui::SetNextWindowPos(ImVec2(10, 10), ImGuiSetCond_Once);
if (ImGui::Begin("Settings"))
{
ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate);
ImGui::Text("Camera position: %.3f %.3f %.3f", Camera->GetPosition().X, Camera->GetPosition().Y, Camera->GetPosition().Z);
ImGui::Text("Camera rotation: %.3f %.3f", Controller->GetTheta(), Controller->GetPhi());
ImGui::Separator();
ImGui::SliderFloat("Light Camera Size", &LightViewSize, 1.f, 200.f);
ImGui::SliderFloat("Light Near Plane", &LightNear, 1.f, 300.f);
ImGui::SliderFloat("Light Far Plane", &LightFar, 1.f, 600.f);
ImGui::SliderFloat3("Light Direction", LightDirection.Values, -30.f, 30.f);
ImGui::Text("Light Position: %.3f %.3f %.3f", LightCamera->GetPosition().X, LightCamera->GetPosition().Y, LightCamera->GetPosition().Z);
ImGui::End();
}
LightCamera->SetLeft(-LightViewSize);
LightCamera->SetRight(LightViewSize);
LightCamera->SetBottom(-LightViewSize);
LightCamera->SetTop(LightViewSize);
LightCamera->SetPosition(-LightDirection * 10.f);
LightCamera->SetLookDirection(LightDirection);
LightCamera->SetNearPlane(LightNear);
LightCamera->SetFarPlane(LightFar);
uLightMatrix = LightCamera->GetProjectionMatrix() * LightCamera->GetViewMatrix();
ShadowBuffer->ClearColorAndDepth();
BackBuffer->ClearColorAndDepth();
SceneManager->DrawAll();
GUIManager->Draw();
Window->SwapBuffers();
}
return 0;
}