Merge branch 'master' of github.com:sippeangelo/Escape-the-Dawn

Conflicts:
	Escape-the-Dawn/GameWorld.cpp
	Escape-the-Dawn/Systems/CollisionSystem.cpp
	Escape-the-Dawn/Systems/SoundSystem.h
	Escape-the-Dawn/Systems/SoundsSystem.cpp

Escape-the-Dawn/Systems/CollisionSystem.cpp.orig

@@ -0,0 +1,134 @@
+#include "CollisionSystem.h"
+#include "World.h"
+
+void Systems::CollisionSystem::UpdateEntity(double dt, EntityID entity, EntityID parent)
+{
+	/*if (parent != 0)
+	{
+		auto transform = m_World->GetComponent<Components::Transform>(entity, "Transform");
+		auto parentTransform = m_World->GetComponent<Components::Transform>(parent, "Transform");
+
+		transform->Position[0] += parentTransform->Position[0];
+		transform->Position[1] += parentTransform->Position[1];
+		transform->Position[2] += parentTransform->Position[2];
+<<<<<<< HEAD
+	}
+=======
+	}*/
+
+	auto collisionComponent = m_World->GetComponent<Components::Collision>(entity, "Collision");
+	if (!collisionComponent)
+		return;
+
+	// Clear old collisions
+	collisionComponent->CollidingEntities.clear();
+
+	// Quit out if we're not interested in collision events
+	if (!collisionComponent->Interested)
+		return;
+>>>>>>> f76c0b336f87a259a7eabf3c532fc885f155a605
+
+	auto entities = m_World->GetEntities();
+
+	for (auto pair : *entities) {
+		EntityID entity2 = pair.first;
+		EntityID parent2 = pair.second;
+
+		// Check if entity2 is a child of entity
+		/*auto currentParent = parent;
+		bool childOfEntity2 = false;
+		while (currentParent != 0) {
+			if (currentParent == entity2) {
+				childOfEntity2 = true;
+				break;
+			}
+			currentParent = entities[currentParent];
+		}
+		if (childOfEntity2)
+			continue;*/
+
+		// Check if we're the parent to entity2
+	
+		//pair.first, pair.second;
+		if(entity == entity2)
+			continue;
+
+		Intersects(entity, entity2);
+	}
+}
+
+void Systems::CollisionSystem::Intersects(EntityID aEntity, EntityID bEntity)
+{
+	auto aTransform = m_World->GetComponent<Components::Transform>(aEntity, "Transform");
+	if(aTransform == nullptr)
+		return;
+	auto bTransform = m_World->GetComponent<Components::Transform>(bEntity, "Transform");
+	if(bTransform == nullptr)
+		return;
+
+	auto aCollisionComponent = m_World->GetComponent<Components::Collision>(aEntity, "Collision");
+	if(aCollisionComponent == nullptr)
+		return;
+	auto bCollisionComponent = m_World->GetComponent<Components::Collision>(bEntity, "Collision");
+	if(bCollisionComponent == nullptr)
+		return;
+
+	
+	auto aBounds = m_World->GetComponent<Components::Bounds>(aEntity, "Bounds");
+	
+	auto bBounds = m_World->GetComponent<Components::Bounds>(bEntity, "Bounds");
+
+	glm::vec3 aPos = aTransform->Position + (aBounds->Origin * aTransform->Scale);
+	glm::vec3 bPos = bTransform->Position + (bBounds->Origin * bTransform->Scale);
+
+	glm::vec3 aMax = aPos + aBounds->VolumeVector * aTransform->Scale;
+	glm::vec3 aMin = aPos - aBounds->VolumeVector * aTransform->Scale;
+	glm::vec3 bMax = bPos + bBounds->VolumeVector * bTransform->Scale;
+	glm::vec3 bMin = bPos - bBounds->VolumeVector * bTransform->Scale;
+
+	if (aMin.x <= bMax.x && bMin.x <= aMax.x) {
+		if (aMin.y <= bMax.y && bMin.y <= aMax.y) {
+			if (aMin.z <= bMax.z && bMin.z <= aMax.z) {
+				aCollisionComponent->CollidingEntities.push_back(aEntity);
+				bCollisionComponent->CollidingEntities.push_back(bEntity);
+				return;
+			}
+		}
+	}
+}
+
+void Systems::CollisionSystem::CreateBoundingBox(std::shared_ptr<Components::Bounds> bounds)
+{
+	float width = abs(bounds->VolumeVector.x);
+	float height = abs(bounds->VolumeVector.y);
+	float depth = abs(bounds->VolumeVector.z);
+
+	GLfloat vertices[] = {
+		bounds->Origin.x - width, bounds->Origin.y - height, bounds->Origin.z - depth, 1.0,
+		bounds->Origin.x + width, bounds->Origin.y - height, bounds->Origin.z - depth, 1.0,
+		bounds->Origin.x + width, bounds->Origin.y + height, bounds->Origin.z - depth, 1.0,
+		bounds->Origin.x - width, bounds->Origin.y + height, bounds->Origin.z - depth, 1.0,
+		bounds->Origin.x - width, bounds->Origin.y - height, bounds->Origin.z + depth, 1.0,
+		bounds->Origin.x + width, bounds->Origin.y - height, bounds->Origin.z + depth, 1.0,
+		bounds->Origin.x + width, bounds->Origin.y + height, bounds->Origin.z + depth, 1.0,
+		bounds->Origin.x - width, bounds->Origin.y + height, bounds->Origin.z + depth, 1.0,
+	};
+
+	GLuint vbo_vertices;
+	glGenBuffers(1, &vbo_vertices);
+	glBindBuffer(GL_ARRAY_BUFFER, vbo_vertices);
+	glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
+	glBindBuffer(GL_ARRAY_BUFFER, 0);
+
+	GLushort elements[] = {
+		0, 1, 2, 3,
+		4, 5, 6, 7,
+		0, 4, 1, 5, 
+		2, 6, 3, 7
+	};
+	GLuint ibo_elements;
+	glGenBuffers(1, &ibo_elements);
+	glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ibo_elements);
+	glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(elements), elements, GL_STATIC_DRAW);
+	glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+}