private static void KeyCallback(Window window, Keys key, int scanCode, InputState state, ModifierKeys mods)
{
if (key == GLFW.Keys.W && state == GLFW.InputState.Press)
{
// load following minute's observations
VerticeData.VerticeSlice = DataSelector.FetchNewerRecords(VerticeData.NormalizedReports, DataSelector.currentAP);
VerticeData.SquareVertices = DataTransform.GenerateQuads(VerticeData.VerticeSlice, DisplayManager.ViewportWidth, DisplayManager.ViewportHeight);
}
else if (key == GLFW.Keys.S && state == GLFW.InputState.Press)
{
// load preceeding minute
VerticeData.VerticeSlice = DataSelector.FetchOlderRecords(VerticeData.NormalizedReports, DataSelector.currentAP);
VerticeData.SquareVertices = DataTransform.GenerateQuads(VerticeData.VerticeSlice, DisplayManager.ViewportWidth, DisplayManager.ViewportHeight);
}
else if (key == GLFW.Keys.A && state == GLFW.InputState.Press)
{
// load previous AP's data
DataSelector.currentAP = DataSelector.currentAP - 1;
if (DataSelector.currentAP < 0)
{
DataSelector.currentAP = VerticeData.NumberOfAPs - 1;
}
VerticeData.VerticeSlice = DataSelector.FetchOlderRecords(VerticeData.NormalizedReports, DataSelector.currentAP);
VerticeData.SquareVertices = DataTransform.GenerateQuads(VerticeData.VerticeSlice, DisplayManager.ViewportWidth, DisplayManager.ViewportHeight);
}
else if (key == GLFW.Keys.D && state == GLFW.InputState.Press)
{
// load next AP's data
DataSelector.currentAP = DataSelector.currentAP + 1;
if (DataSelector.currentAP > VerticeData.NumberOfAPs - 1)
{
DataSelector.currentAP = 0;
}
VerticeData.VerticeSlice = DataSelector.FetchOlderRecords(VerticeData.NormalizedReports, DataSelector.currentAP);
VerticeData.SquareVertices = DataTransform.GenerateQuads(VerticeData.VerticeSlice, DisplayManager.ViewportWidth, DisplayManager.ViewportHeight);
}
else if (key == GLFW.Keys.R && state == GLFW.InputState.Press)
{
// pull fresh observation data from the DB
DataSelector.InitData(myWidth, myHeight);
VerticeData.VerticeSlice = DataSelector.FetchOlderRecords(VerticeData.NormalizedReports, DataSelector.currentAP);
VerticeData.SquareVertices = DataTransform.GenerateQuads(VerticeData.VerticeSlice, DisplayManager.ViewportWidth, DisplayManager.ViewportHeight);
}
else if (key == GLFW.Keys.Escape && state == GLFW.InputState.Press)
{
// die
Running = false;
}
}
static public bool InitData(int width, int height)
{
string[] apMacs = DBConnection.RetrieveAPs();
if (apMacs[0] == "none")
{
VerticeData.NumberOfAPs = 0;
}
else
{
VerticeData.NumberOfAPs = apMacs.Length;
}
DataSelector.currentAP = 0;
List <List <string> > observationReports = new List <List <string> >();
for (int i = 0; i < apMacs.Length; i++)
{
observationReports.Add(DBConnection.RetrieveReports(apMacs[i]));
}
if (observationReports.Count < 1)
{
return(false);
}
DataSelector.currentRecord = new List <List <int> >();
for (int x = 0; x < observationReports.Count; x++)
{
DataSelector.currentRecord.Add(new List <int> {
0
});
}
float SCALE = 2.0f;
VerticeData.NormalizedReports = DataTransform.NormalizeCoordinates(observationReports, width / SCALE, height / SCALE);
VerticeData.VerticeSlice = DataSelector.FetchNewerRecords(VerticeData.NormalizedReports, DataSelector.currentAP);
VerticeData.SquareVertices = DataTransform.GenerateQuads(VerticeData.VerticeSlice, width, height);
return(true);
}
private static KeyCallback mlvKeyCallback; // required to keep c# garbage collector from moving the callbacks
static void Main(string[] args)
{
bool listenOnlyMode = false;
bool viewOnlyMode = false;
bool mixedMode = false;
int height, width;
string title;
HTTPServer httpServer = null;
if (args.Length == 1 && args[0] == "--listenonly")
{
listenOnlyMode = true;
}
else if (args.Length == 3)
{
if (args[0] != "-h" || Convert.ToInt32(args[1]) < 1 || args[2] != "--viewonly")
{
Console.WriteLine("\nUSAGE:");
Console.WriteLine("======================================================================================");
Console.WriteLine("mlv.exe --listenonly (listen for new data only)");
Console.WriteLine("mlv.exe -h window-height --viewonly (visualize existing data only)");
Console.WriteLine("mlv.exe -h window-height (listen and visualize)");
return;
}
viewOnlyMode = true;
}
else if (args.Length == 2)
{
if (args[0] != "-h" || Convert.ToInt32(args[1]) < 1)
{
Console.WriteLine("\nUSAGE:");
Console.WriteLine("======================================================================================");
Console.WriteLine("mlv.exe --listenonly (listen for new data only)");
Console.WriteLine("mlv.exe -h window-height --viewonly (visualize existing data only)");
Console.WriteLine("mlv.exe -h window-height (listen and visualize)");
return;
}
mixedMode = true;
}
else
{
Console.WriteLine("\nUSAGE:");
Console.WriteLine("======================================================================================");
Console.WriteLine("mlv.exe --listenonly (listen for new data only)");
Console.WriteLine("mlv.exe -h window-height --viewonly (visualize existing data only)");
Console.WriteLine("mlv.exe -h window-height (listen and visualize)");
return;
}
if (listenOnlyMode || mixedMode)
{
// launch the http server thread
var httpListener = new HttpListener();
// local machine binding
//httpServer = new HTTPServer(httpListener, "https://IP.ADDRESS:PORT/URL/");
httpServer = new HTTPServer(httpListener, "https://192.168.100.100:1234/MerakiLocationVisualizer/");
httpServer.Start();
}
if (viewOnlyMode || mixedMode)
{
height = Convert.ToInt32(args[1]);
width = height; // hard coding square viewport
myHeight = height;
myWidth = width;
title = "WiFi Radar";
// load the initial batch of observation reports
bool successfulDataInit = DataSelector.InitData(width, height);
if (VerticeData.NumberOfAPs == 0)
{
Console.WriteLine("There are no reporting access points. Aborting!");
Console.Read();
return;
}
if (!successfulDataInit)
{
Console.WriteLine("There is no observation data in the database. Aborting!");
Console.Read();
return;
}
Running = true;
Glfw.Init();
DisplayManager.CreateWindow(height, width, title);
// input events registered below in KeyCallBack()
Glfw.SetKeyCallback(DisplayManager.Window, mlvKeyCallback = KeyCallback);
uint[] textures = Renderer.LoadTextures();
Shader.Load();
float degrees = 0f;
float sweepDegrees = 0f;
bool isAscending = true;
// visualization loop
while (!Glfw.WindowShouldClose(DisplayManager.Window) && Running)
{
glClearColor(0, 0, 0, 0);
glClear(GL_COLOR_BUFFER_BIT);
Shader.Use();
// BACKGROUND GRAPHIC
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, textures[0]);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "backgroundTexture"), 0);
// tell the shaders what is being sent to them
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isAp"), 0);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isBackground"), 1);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isClient"), 0);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isSweep"), 0);
float alphaTime = ((((float)Math.Sin(degrees * 3.0f)) + 1f) / 2) + .05f;
glUniform1f(glGetUniformLocation(Shader.ProgramID, "alphaTime"), alphaTime);
uint vao = Renderer.Render(VerticeData.backgroundVertices());
glBindVertexArray(vao);
glDrawArrays(GL_TRIANGLES, 0, VerticeData.backgroundVertices().Length / 8);
glBindVertexArray(0);
glDeleteVertexArray(vao);
glBindTexture(GL_TEXTURE_2D, 0);
// RADAR SWEEP GRAPHIC
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isAp"), 0);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isBackground"), 0);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isClient"), 0);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isSweep"), 1);
vao = Renderer.Render(VerticeData.sweepVertices(sweepDegrees));
if (sweepDegrees == 360)
{
sweepDegrees = 0.0f;
}
else
{
sweepDegrees += 0.001f;
}
glBindVertexArray(vao);
glDrawArrays(GL_TRIANGLES, 0, 3);
glBindVertexArray(0);
glDeleteVertexArray(vao);
// WIFI CLIENT DEVICE GRAPHICS
glBlendFunc(GL_ONE, GL_ONE);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, textures[1]);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "greenTexture"), 1);
glActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_2D, textures[2]);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "redTexture"), 2);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isAp"), 0);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isBackground"), 0);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isClient"), 1);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isSweep"), 0);
if (isAscending)
{
degrees += 0.0012f;
}
else
{
degrees -= 0.0012f;
}
if (degrees == 0)
{
isAscending = true;
}
else if (degrees == 360.0f)
{
isAscending = false;
}
vao = Renderer.Render(VerticeData.SquareVertices);
glBindVertexArray(vao);
glDrawArrays(GL_TRIANGLES, 0, VerticeData.SquareVertices.Length / 8);
glBindVertexArray(0);
glDeleteVertexArray(vao);
glBindTexture(GL_TEXTURE_2D, 0);
// ACCESS POINT GRAPHIC
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glActiveTexture(GL_TEXTURE + DataSelector.currentAP + 3);
glBindTexture(GL_TEXTURE_2D, textures[DataSelector.currentAP + 3]);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "apTexture"), DataSelector.currentAP + 3);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isAp"), 1);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isBorder"), 0);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isClient"), 0);
glUniform1i(glGetUniformLocation(Shader.ProgramID, "isSweep"), 0);
float[] tmpVertices = VerticeData.apVertices();
vao = Renderer.Render(tmpVertices);
glBindVertexArray(vao);
glDrawArrays(GL_TRIANGLES, 0, tmpVertices.Length / 8);
glBindVertexArray(0);
glDeleteVertexArray(vao);
glBindTexture(GL_TEXTURE_2D, 0);
Glfw.SwapBuffers(DisplayManager.Window);
Glfw.PollEvents();
}
DisplayManager.DestroyWindow();
}
else // listen only
{
ConsoleKey input;
do
{
input = Console.ReadKey(true).Key;
if (input == ConsoleKey.Escape)
{
httpServer.Stop();
Console.WriteLine("Listener terminated...");
}
} while (input != ConsoleKey.Escape);
}
}