Add new particles demo (Space battle)
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Lynix
202
examples/Particles/main.cpp
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202
examples/Particles/main.cpp
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#include <Nazara/Audio.hpp>
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#include <Nazara/Core.hpp>
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#include <Nazara/Graphics.hpp>
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#include <Nazara/Lua.hpp>
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#include <Nazara/Network.hpp>
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#include <Nazara/Noise.hpp>
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#include <Nazara/Physics3D.hpp>
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#include <Nazara/Renderer.hpp>
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#include <Nazara/Utility.hpp>
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#include <NDK/Application.hpp>
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#include <NDK/Components.hpp>
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#include <NDK/Systems.hpp>
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#include <NDK/StateMachine.hpp>
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#include "LogoDemo.hpp"
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#include "SpacebattleDemo.hpp"
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#include <iostream>
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int main()
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{
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Nz::ContextParameters::defaultCompatibilityProfile = true;
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Ndk::Application app;
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// Mix all sounds in mono (in order to give them 3D position)
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Nz::SoundBufferParams soundParams;
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soundParams.forceMono = true;
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Nz::SoundBufferManager::SetDefaultParameters(soundParams);
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// Pour commencer le mode vidéo, celui-ci va définir la taille de la zone de rendu et le nombre de bits par pixels
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Nz::VideoMode mode = Nz::VideoMode::GetDesktopMode(); // Nous récupérons le mode vidéo du bureau
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// Nous allons prendre les trois quarts de la résolution du bureau pour notre fenêtre
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mode.width = 3 * mode.width / 4;
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mode.height = 3 * mode.height / 4;
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Nz::ContextParameters targetParams;
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targetParams.antialiasingLevel = 0;
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Nz::RenderWindow& window = app.AddWindow<Nz::RenderWindow>(mode, "Nazara demo - Particles", Nz::WindowStyle_Closable, targetParams);
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//Nz::RenderWindow& window = app.AddWindow<Nz::RenderWindow>(Nz::VideoMode(1920, 1080), "Nazara demo - Particles", Nz::WindowStyle_Fullscreen, targetParams);
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Ndk::World& world3D = app.AddWorld();
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Ndk::World& world2D = app.AddWorld();
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std::random_device randomDevice;
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ExampleShared shared;
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shared.randomGen.seed(randomDevice());
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shared.target = &window;
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shared.world2D = &world2D;
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shared.world3D = &world3D;
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shared.demoName = Nz::TextSprite::New();
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shared.demoName->Update(Nz::SimpleTextDrawer::Draw("XX - DemoName", 48));
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shared.fpsCount = Nz::TextSprite::New();
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shared.fpsCount->Update(Nz::SimpleTextDrawer::Draw("XXXXX FPS", 24));
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shared.particleCount = Nz::TextSprite::New();
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shared.particleCount->Update(Nz::SimpleTextDrawer::Draw("XXXXX particles", 36));
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world2D.GetSystem<Ndk::RenderSystem>().SetGlobalUp(Nz::Vector3f::Down());
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world3D.GetSystem<Ndk::RenderSystem>().ChangeRenderTechnique<Nz::DeferredRenderTechnique>();
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Ndk::EntityHandle viewEntity = world2D.CreateEntity();
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viewEntity->AddComponent<Ndk::NodeComponent>();
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Ndk::CameraComponent& viewer = viewEntity->AddComponent<Ndk::CameraComponent>();
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viewer.SetTarget(&window);
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viewer.SetProjectionType(Nz::ProjectionType_Orthogonal);
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shared.viewer2D = viewEntity;
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Ndk::EntityHandle cameraEntity = world3D.CreateEntity();
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cameraEntity->AddComponent<Ndk::NodeComponent>();
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cameraEntity->AddComponent<Ndk::ListenerComponent>();
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Ndk::CameraComponent& camera = cameraEntity->AddComponent<Ndk::CameraComponent>();
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camera.SetTarget(&window);
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camera.SetZFar(10000.f);
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shared.viewer3D = cameraEntity;
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Ndk::EntityHandle demoNameEntity = world2D.CreateEntity();
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Ndk::NodeComponent& demoNameNode = demoNameEntity->AddComponent<Ndk::NodeComponent>();
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Ndk::GraphicsComponent& demoNameGfx = demoNameEntity->AddComponent<Ndk::GraphicsComponent>();
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demoNameGfx.Attach(shared.demoName, 1);
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Ndk::EntityHandle fpsCountEntity = world2D.CreateEntity();
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Ndk::NodeComponent& fpsNode = fpsCountEntity->AddComponent<Ndk::NodeComponent>();
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Ndk::GraphicsComponent& fpsGfx = fpsCountEntity->AddComponent<Ndk::GraphicsComponent>();
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fpsGfx.Attach(shared.fpsCount, 1);
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Ndk::EntityHandle particleCountEntity = world2D.CreateEntity();
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Ndk::NodeComponent& particleCountNode = particleCountEntity->AddComponent<Ndk::NodeComponent>();
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Ndk::GraphicsComponent& particleCountGfx = particleCountEntity->AddComponent<Ndk::GraphicsComponent>();
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particleCountGfx.Attach(shared.particleCount, 1);
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Nz::Boxf fpsCountBox = fpsGfx.GetBoundingVolume().aabb;
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Nz::Boxf particleCountBox = particleCountGfx.GetBoundingVolume().aabb;
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demoNameNode.SetPosition(5.f, 5.f);
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particleCountNode.SetPosition(5.f, window.GetHeight() - particleCountBox.height - 5.f);
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fpsNode.SetPosition(5.f, window.GetHeight() - fpsCountBox.height - particleCountBox.height - 5.f);
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//shared.demos.push_back(std::make_shared<LogoExample>(shared));
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shared.demos.push_back(std::make_shared<SpacebattleExample>(shared));
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std::size_t demoIndex = 0;
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Ndk::StateMachine stateMachine(shared.demos[demoIndex]);
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window.EnableEventPolling(true);
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while (app.Run())
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{
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Nz::WindowEvent event;
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while (window.PollEvent(&event))
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{
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switch (event.type)
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{
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case Nz::WindowEventType_KeyPressed:
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{
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switch (event.key.code)
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{
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case Nz::Keyboard::Backspace:
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stateMachine.ChangeState(stateMachine.GetCurrentState());
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break;
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case Nz::Keyboard::Escape:
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app.Quit();
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break;
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case Nz::Keyboard::Left:
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{
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if (shared.demos.size() <= 1)
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break;
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if (demoIndex == 0)
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demoIndex = shared.demos.size();
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demoIndex--;
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stateMachine.ChangeState(shared.demos[demoIndex]);
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break;
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}
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case Nz::Keyboard::Right:
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{
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if (shared.demos.size() <= 1)
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break;
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demoIndex++;
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if (demoIndex == shared.demos.size())
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demoIndex = 0;
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stateMachine.ChangeState(shared.demos[demoIndex]);
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break;
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}
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case Nz::Keyboard::Pause:
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{
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auto& velocitySystem = shared.world3D->GetSystem<Ndk::VelocitySystem>();
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velocitySystem.Enable(!velocitySystem.IsEnabled());
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break;
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}
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case Nz::Keyboard::F5:
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{
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Nz::Image screenshot;
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screenshot.Create(Nz::ImageType_2D, Nz::PixelFormatType_RGBA8, 1920, 1080);
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window.CopyToImage(&screenshot);
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static unsigned int counter = 1;
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screenshot.SaveToFile("screenshot_" + Nz::String::Number(counter++) + ".png");
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break;
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}
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default:
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break;
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}
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break;
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}
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case Nz::WindowEventType_Quit:
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window.Close();
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break;
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default:
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break;
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}
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}
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stateMachine.Update(app.GetUpdateTime());
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window.Display();
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}
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return EXIT_SUCCESS;
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}
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