Batman

project/src/Scene.cpp

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+#include "Scene.h"
+#include "Utils.h"
+#include "Material.h"
+
+namespace dae {
+
+#pragma region Base Scene
+	//Initialize Scene with Default Solid Color Material (RED)
+	Scene::Scene() :
+		m_Materials({ new Material_SolidColor({1,0,0}) })
+	{
+		m_SphereGeometries.reserve(32);
+		m_PlaneGeometries.reserve(32);
+		m_TriangleMeshGeometries.reserve(32);
+		m_Lights.reserve(32);
+	}
+
+	Scene::~Scene()
+	{
+		for (auto& pMaterial : m_Materials)
+		{
+			delete pMaterial;
+			pMaterial = nullptr;
+		}
+
+		m_Materials.clear();
+	}
+
+	void dae::Scene::GetClosestHit(const Ray& ray, HitRecord& closestHit) const
+	{
+		//Checks through all the sphere
+		for (int idx{0};m_SphereGeometries.size() > idx;idx++)
+		{
+			HitRecord tempHit;
+
+			if (GeometryUtils::HitTest_Sphere(m_SphereGeometries[idx], ray, tempHit))  // Check if there's a hit from spheres
+			{
+				if (tempHit.t < closestHit.t)  
+				{
+					closestHit = tempHit;  
+				}
+			}
+			
+		}
+
+		//Checks through all the planes
+		for (int idx{ 0 }; m_PlaneGeometries.size() > idx; idx++)
+		{
+			HitRecord tempHit;
+
+			if (GeometryUtils::HitTest_Plane(m_PlaneGeometries[idx],ray,tempHit))  // Check if there's a hit from planes
+			{
+				if (tempHit.t < closestHit.t)
+				{
+					closestHit = tempHit;
+				}
+			}
+		}
+	}
+
+	bool Scene::DoesHit(const Ray& ray) const
+	{
+		//todo W2
+		throw std::runtime_error("Not Implemented Yet");
+		return false;
+	}
+
+#pragma region Scene Helpers
+	Sphere* Scene::AddSphere(const Vector3& origin, float radius, unsigned char materialIndex)
+	{
+		Sphere s;
+		s.origin = origin;
+		s.radius = radius;
+		s.materialIndex = materialIndex;
+
+		m_SphereGeometries.emplace_back(s);
+		return &m_SphereGeometries.back();
+	}
+
+	Plane* Scene::AddPlane(const Vector3& origin, const Vector3& normal, unsigned char materialIndex)
+	{
+		Plane p;
+		p.origin = origin;
+		p.normal = normal;
+		p.materialIndex = materialIndex;
+
+		m_PlaneGeometries.emplace_back(p);
+		return &m_PlaneGeometries.back();
+	}
+
+	TriangleMesh* Scene::AddTriangleMesh(TriangleCullMode cullMode, unsigned char materialIndex)
+	{
+		TriangleMesh m{};
+		m.cullMode = cullMode;
+		m.materialIndex = materialIndex;
+
+		m_TriangleMeshGeometries.emplace_back(m);
+		return &m_TriangleMeshGeometries.back();
+	}
+
+	Light* Scene::AddPointLight(const Vector3& origin, float intensity, const ColorRGB& color)
+	{
+		Light l;
+		l.origin = origin;
+		l.intensity = intensity;
+		l.color = color;
+		l.type = LightType::Point;
+
+		m_Lights.emplace_back(l);
+		return &m_Lights.back();
+	}
+
+	Light* Scene::AddDirectionalLight(const Vector3& direction, float intensity, const ColorRGB& color)
+	{
+		Light l;
+		l.direction = direction;
+		l.intensity = intensity;
+		l.color = color;
+		l.type = LightType::Directional;
+
+		m_Lights.emplace_back(l);
+		return &m_Lights.back();
+	}
+
+	unsigned char Scene::AddMaterial(Material* pMaterial)
+	{
+		m_Materials.push_back(pMaterial);
+		return static_cast<unsigned char>(m_Materials.size() - 1);
+	}
+#pragma endregion
+#pragma endregion
+
+#pragma region SCENE W1
+	void Scene_W1::Initialize()
+	{
+		//default: Material id0 >> SolidColor Material (RED)
+		constexpr unsigned char matId_Solid_Red = 0;
+		const unsigned char matId_Solid_Blue = AddMaterial(new Material_SolidColor{ colors::Blue });
+
+		const unsigned char matId_Solid_Yellow = AddMaterial(new Material_SolidColor{ colors::Yellow });
+		const unsigned char matId_Solid_Green = AddMaterial(new Material_SolidColor{ colors::Green });
+		const unsigned char matId_Solid_Magenta = AddMaterial(new Material_SolidColor{ colors::Magenta });
+
+		//Spheres
+		AddSphere({ -25.f, 0.f, 100.f }, 50.f, matId_Solid_Red);
+		AddSphere({ 25.f, 0.f, 100.f }, 50.f, matId_Solid_Blue);
+
+		//Plane
+		AddPlane({ -75.f, 0.f, 0.f }, { 1.f, 0.f,0.f }, matId_Solid_Green);
+		AddPlane({ 75.f, 0.f, 0.f }, { -1.f, 0.f,0.f }, matId_Solid_Green);
+		AddPlane({ 0.f, -75.f, 0.f }, { 0.f, 1.f,0.f }, matId_Solid_Yellow);
+		AddPlane({ 0.f, 75.f, 0.f }, { 0.f, -1.f,0.f }, matId_Solid_Yellow);
+		AddPlane({ 0.f, 0.f, 125.f }, { 0.f, 0.f,-1.f }, matId_Solid_Magenta);
+	}
+#pragma endregion
+}