Working on lights, I'm conceeding and just using a fixed array. I think it will be faster in the long run, as I won't have to rebind the lights when I add/remove one. Also wrestling with really lame compiler erros with these templated pointers

include/LightController.h

@@ -4,13 +4,20 @@
 #include "util.hpp"
 #include "Pub_Sub.h"
 #include "raycaster/RayCaster.h"
-#include "LightHandle.h"
+#include <list>
+#include "raycaster/Hardware_Caster.h"
 
+struct LightPrototype {
 	
-class LightController : public VrEventSubscriber {
+	sf::Vector3f position;
-public:
+	sf::Vector3f direction_cartesian;
+	sf::Vector4f rgbi;
+
+	sf::Vector3f movement;
+	float impulse = 1.0f;
+	float friction = 1.0f;
 
-	enum DIRECTION { FORWARD, REARWARD, LEFT, RIGHT, UP, DOWN };
+};
 
 // Packed data structure for passing raw light data to the caster
 struct PackedData {
@@ -23,37 +30,29 @@ public:
 	sf::Vector4f rgbi;
 };
 
-//	LightController(std::shared_ptr<RayCaster> raycaster);
+class LightHandle;
-	LightController();
+class Hardware_Caster;
-	~LightController();
-
-	//void create_light(LightController::PackedData light_data, std::string light_name);
-//	LightHandle get_light_handle(std::string light_name);
-
-	void set_position(sf::Vector3f position);
 
+class LightController : public VrEventSubscriber {
+public:
 
-	int update(double delta_time);
+	LightController(std::shared_ptr<Hardware_Caster> raycaster);
+	~LightController();
 
-	void look_at_center();
+	std::unique_ptr<LightHandle> create_light(LightPrototype light_prototype);
+	void remove_light(unsigned int light_index);
 
 	void recieve_event(VrEventPublisher* p, std::unique_ptr<vr::Event> event) override;
 
-	void erase_light();
-	//std::vector<LightController::PackedData>* get_lights();
 private:
 
+	// Set the static arrays size
+	int reserved_count = 8;
 
-	//// Need to allow N byte light class to be packed into 10 byte packets
+	// Indices available in the light array
-	//int packed_size = sizeof(PackedData);
+	std::list<unsigned int> open_list;
 	
 	std::vector<PackedData> packed_data_array;
-	//
-	//
-	std::unordered_map<std::string, LightHandle> light_map;
-	//
-	//std::shared_ptr<RayCaster> raycaster;
-
 
 };
 

include/LightHandle.h

@@ -3,6 +3,7 @@
 #include <util.hpp>
 #include <memory>
 
+
 // We need to be able to :
 //		- Allow lights to exist outside the context of a LightController
 //			- i.e we can have a prototype light or similar
@@ -12,21 +13,37 @@
 //			- But still allow classes of size Y bytes
 //			- Preserve X packed bytes in an array which are pointed to by an array of shared pointers
 
+struct LightPrototype;
+class LightController;
+struct PackedData;
 
 class LightHandle {
 
 public:
-	LightHandle();
+
-	//LightHandle(LightController light_controller, std::string light_name);
+	friend class LightController;
+
 	~LightHandle();
 
+	void set_friction(float friction);
+	void set_impulse(float impulse);
+	void set_movement(sf::Vector3f movement);
+	void add_movement(sf::Vector3f movement);
+
+	void set_position(sf::Vector3f position);
+	void set_direction(sf::Vector3f direction);
+	void set_rgbi(sf::Vector4f rgbi);
+
 private:
 
+	LightHandle(LightController *const light_controller, unsigned int light_id, LightPrototype light_prototype, std::unique_ptr<PackedData> data_reference);
+
+	LightController *const light_controller_ref;
+	unsigned int light_id;
+
 	float friction_coefficient = 0.1f;
 	float default_impulse = 1.0f;
 	sf::Vector3f movement;
 
-	std::shared_ptr<sf::Vector3f> position;
+	std::unique_ptr<PackedData> data_reference;
-	std::shared_ptr<sf::Vector3f> direction_cartesian;
-	std::shared_ptr<sf::Vector4f> rgbi;
 };

include/raycaster/Hardware_Caster.h

@@ -36,6 +36,8 @@ struct device {
 	cl_uint comp_units;
 };
 
+struct PackedData;
+
 class Hardware_Caster : public RayCaster
 {
 public:
@@ -50,7 +52,7 @@ public:
 	// Both will create the view matrix, view res buffer
 	void create_viewport(int width, int height, float v_fov, float h_fov) override;
 	
-	void assign_lights(std::vector<char> *data) override;
+	void assign_lights(std::vector<PackedData> *data) override;
 	void assign_map(Old_Map *map) override;
 	void assign_camera(Camera *camera) override;
 	void validate() override;

include/raycaster/RayCaster.h

@@ -4,7 +4,8 @@
 #include <Map.h>
 #include "Old_Map.h"
 #include "Camera.h"
-#include "LightController.h"
+
+struct PackedData;
 
 class RayCaster {
 public:
@@ -24,7 +25,7 @@ public:
 	virtual void assign_map(Old_Map *map) = 0;
 	virtual void assign_camera(Camera *camera) = 0;
 	virtual void create_viewport(int width, int height, float v_fov, float h_fov) = 0;
-	virtual void assign_lights(std::vector<char> *data) = 0;
+	virtual void assign_lights(std::vector<PackedData> *data) = 0;
 	virtual void validate() = 0;
 
 	// draw will abstract the gl sharing and software rendering

include/raycaster/Software_Caster.h

@@ -1,6 +1,9 @@
-#include "RayCaster.h"
+#pragma once
+#include "raycaster/RayCaster.h"
 #include <thread>
 
+struct PackedData;
+
 class Software_Caster : public RayCaster
 {
 public:
@@ -15,7 +18,7 @@ public:
 	// Both will create the view matrix, view res buffer
 	void create_viewport(int width, int height, float v_fov, float h_fov) override;
 
-	void assign_lights(std::vector<char> *data) override;
+	void assign_lights(std::vector<PackedData> *data) override;
 	void assign_map(Old_Map *map) override;
 	void assign_camera(Camera *camera) override;
 	void validate() override;

src/LightController.cpp

@@ -1,48 +1,39 @@
 #include "LightController.h"
+#include "LightHandle.h"
+#include <numeric>
 
-//LightController::LightController(std::shared_ptr<RayCaster> raycaster) {
-//	//:raycaster(raycaster) {
-//	
-//	
-//	
-//	//packed_index = packed_data.size() / packed_size;
-//}
 
-LightController::~LightController() {
-}
 
-//void LightController::create_light(LightController::PackedData light_data, std::string light_name) {
+LightController::LightController(std::shared_ptr<Hardware_Caster> raycaster) : packed_data_array(reserved_count), open_list(reserved_count) {
-//	
-//	//if (light_map.count(light_name) == 1) {
-//	//	// light already exists, TODO: error out
-//	//	return;
-//	//}
-//
-//	
-//}
 
-//LightHandle LightController::get_light_handle(std::string light_name) {
+	std::iota(open_list.begin(), open_list.end(), 0);
 
-//}
+	raycaster->assign_lights(&packed_data_array);
+}
 
-void LightController::set_position(sf::Vector3f position) {
+LightController::~LightController() {
 	
 }
 
+std::unique_ptr<LightHandle> LightController::create_light(LightPrototype light_prototype) {
+
+	unsigned int index = open_list.front();
+	open_list.pop_front();
+	
+	std::unique_ptr<PackedData> data(&packed_data_array.at(index));
 
+	std::unique_ptr<LightHandle> handle(new LightHandle(this, index, light_prototype, std::move(data)));
 	
+	return handle;
 
-int LightController::update(double delta_time) {
+}
 
-	double multiplier = 40;
 
-	//position.x += static_cast<float>(movement.x * delta_time * multiplier);
+void LightController::remove_light(unsigned int light_index) {
-	//position.y += static_cast<float>(movement.y * delta_time * multiplier);
-	//position.z += static_cast<float>(movement.z * delta_time * multiplier);
 
-	//movement *= static_cast<float>(1.0f * delta_time * multiplier);
+	// Sanitization is currently handled by the light handler	
+	open_list.push_front(light_index);
 
-	return 1;
 }
 
 void LightController::recieve_event(VrEventPublisher* publisher, std::unique_ptr<vr::Event> event) {
@@ -69,17 +60,3 @@ void LightController::recieve_event(VrEventPublisher* publisher, std::unique_ptr
 	}
 
 }
-
-void LightController::erase_light() {
-	//packed_data.emplace_back(PackedData(position, direction, rgbi));
-}
-
-//std::vector<LightController::PackedData>* LightController::get_lights() {
-//	return &packed_data_array;
-//}
-
-void LightController::look_at_center() {
-
-	//direction_cartesian = CartToNormalizedSphere(sf::Vector3f(75, 75, 75) - position);
-}
-

src/LightHandle.cpp

@@ -1,18 +1,60 @@
 #include "LightHandle.h"
 #include "LightController.h"
 
-LightHandle::LightHandle() {
 
-	// init an empty light
+LightHandle::LightHandle(LightController *const light_controller, unsigned int light_id, LightPrototype light_prototype, std::unique_ptr<PackedData> data_reference) :
-	LightController::PackedData data;
+	light_controller_ref(light_controller), data_reference(std::move(data_reference)) {
-	data.direction_cartesian = sf::Vector3f(0, 0, 0);
+
-	data.position = sf::Vector3f(0, 0, 0);
+	friction_coefficient = light_prototype.friction;
-	data.rgbi = sf::Vector4f(0, 0, 0, 0);
+	default_impulse = light_prototype.impulse;
+	movement = light_prototype.movement;
 
-	//light_controller.create_light(data, light_name);
 }
 
+
 LightHandle::~LightHandle() {
 
+	// Sanitize data here, or in the controller?
+	data_reference->direction_cartesian = sf::Vector3f(0, 0, 0);
+	data_reference->position = sf::Vector3f(0, 0, 0);
+	data_reference->rgbi = sf::Vector4f(0, 0, 0, 0);
+
+	light_controller_ref->remove_light(light_id);
+
+}
+
+void LightHandle::set_friction(float friction)
+{
+
+}
+
+void LightHandle::set_impulse(float impulse)
+{
+
+}
+
+void LightHandle::set_movement(sf::Vector3f movement)
+{
+
+}
+
+void LightHandle::add_movement(sf::Vector3f movement)
+{
+
+}
+
+void LightHandle::set_position(sf::Vector3f position)
+{
+
+}
+
+void LightHandle::set_direction(sf::Vector3f direction)
+{
+
+}
+
+void LightHandle::set_rgbi(sf::Vector4f rgbi)
+{
+
 }
 

src/NetworkInput.cpp

@@ -18,39 +18,7 @@ void NetworkInput::stop_listening_for_clients() {
 
 void NetworkInput::recieve_from_clients()
 {
-	//// Receive a message from the client
-	//char buffer[1024];
 
-	//std::vector<CustomPacket> packets;
-
-	//sf::TcpSocket::Status status;
-
-	//do {
-
-	//	std::size_t received = 0;
-	//	status = socket.receive(buffer, 1024, received);
-
-	//	while (received < 12) {
-	//		std::size_t tack_on;
-	//		status = socket.receive(&buffer[received], 1024 - received, tack_on);
-	//		received += tack_on;
-	//	}
-
-
-	//	int position = 0;
-	//	while (position < received) {
-	//		CustomPacket p;
-	//		memcpy(p.data, &buffer[position], p.size);
-	//		packets.push_back(p);
-	//		position += p.size;
-	//	}
-
-	//	std::cout << "packet_count = " << packets.size() << std::endl;
-
-	//	int left_over = 12 - (position - received);
-	//	memcpy(buffer, &buffer[received - left_over], left_over);
-
-	//} while (status != sf::TcpSocket::Status::Disconnected);
 }
 
 void NetworkInput::dispatch_events()
@@ -128,7 +96,7 @@ void NetworkInput::threaded_client_listener(int port) {
 
 							std::cout << "packet_count = " << packets.size() << std::endl;
 
-							int left_over = 12 - (position - received);
+							int left_over = 12 - static_cast<int>(position - received);
 							std::memcpy(buffer, &buffer[received - left_over], left_over);
 
 						} while (status != sf::TcpSocket::Status::Done);

src/Old_Map.cpp

@@ -15,8 +15,8 @@ Old_Map::~Old_Map() {
 
 void generate_at(int x, int y, std::vector<std::vector<int>> *grid) {
 
-	int x_bound = grid->size();
+	size_t x_bound = grid->size();
-	int y_bound = grid->at(0).size();
+	size_t y_bound = grid->at(0).size();
 
 	//					   N  S  E  W
 	std::vector<int> t = { 1, 2, 3, 4 };

src/main.cpp

@@ -32,7 +32,6 @@
 #include "raycaster/Hardware_Caster.h"
 #include "Vector4.hpp"
 #include "Camera.h"
-#include "raycaster/Software_Caster.h"
 #include "Input.h"
 #include "Pub_Sub.h"
 #include "NetworkInput.h"
@@ -92,7 +91,8 @@ int main() {
 
 	// Start up the raycaster
 	//Hardware_Caster *raycaster = new Hardware_Caster();
-	std::shared_ptr<Hardware_Caster> raycaster(new Hardware_Caster());
+	Hardware_Caster *raycaster = new Hardware_Caster();
+	//std::shared_ptr<Hardware_Caster> raycaster(new Hardware_Caster());
 	
 	if (raycaster->init() != 1) {
 		abort();
@@ -129,8 +129,8 @@ int main() {
 */
 
 	// Light for the currently non functional Bling Phong shader
-	std::shared_ptr<RayCaster> asdf;
+	//std::unique_ptr<RayCaster> asdf(raycaster);
-	//LightController l(asdf);
+	//LightController light_controller(std::move(raycaster));
 
 	// *links* the lights to the GPU
 	//raycaster->assign_lights();

src/raycaster/Hardware_Caster.cpp

@@ -1,5 +1,6 @@
 #include "raycaster/Hardware_Caster.h"
-
+#include <raycaster/RayCaster.h>
+#include "LightController.h"
 
 Hardware_Caster::Hardware_Caster() {
 
@@ -35,7 +36,7 @@ int Hardware_Caster::init() {
 		return error;
 	}
 
-	srand(time(NULL));
+	srand(time(nullptr));
 
 	int *seed_memory = new int[1920*1080];
 
@@ -209,14 +210,14 @@ void Hardware_Caster::create_viewport(int width, int height, float v_fov, float
 //
 //}
 
-void Hardware_Caster::assign_lights(std::vector<char> *data) {
+void Hardware_Caster::assign_lights(std::vector<PackedData> *data) {
 
 	// Get a pointer to the packed light data
 //	this->lights = data;
 
 	light_count = static_cast<int>(lights->size());
 
-	size_t packed_size = sizeof(LightController::PackedData);
+	cl_uint packed_size = 0;// sizeof(PackedData);
 
 	create_buffer("lights", packed_size * light_count, lights->data(), CL_MEM_READ_ONLY | CL_MEM_USE_HOST_PTR);
 

src/raycaster/Software_Caster.cpp

@@ -82,11 +82,11 @@ void Software_Caster::create_viewport(int width, int height, float v_fov, float
 
 }
 
-void Software_Caster::assign_lights(std::vector<char> *data) {
+void Software_Caster::assign_lights(std::vector<PackedData> *data) {
 
 //	this->lights = data;
 
-	int light_count = static_cast<int>(data->size());
+//	int light_count = static_cast<int>(data->size());
 }
 
 void Software_Caster::assign_map(Old_Map * map) {