/*
MainControl.cpp
Written by Matthew Fisher

MainControl includes everything that changes often between applications, such as what meshes to load,
and also determines what is rendered each frame.

See the appropriate header file for a description of what this class does. 
*/

//All source files include Main.h
#include "Main.h"

const int ShapeCount = 2;
const int MovieWidth = 640;
const int MovieHeight = 480;

void MainControl::InitShapes(GraphicsDevice &GD)
{
	Shapes.Allocate(ShapeCount);	//allocate room for 7 meshes

	int i, i2;
	for(i=0;i<ShapeCount;i++)
		Shapes[i].SetGD(GD);		//associate the 7 meshes with the GD

	Shapes[0].CreatePlane(1.0f, 10, 10);
	Shapes[0].Rotate(Vec3(1.0f,1.0f,1.0f));
	Shapes[0].Translate(Vec3(0.0f,0.7f,0.0f));

	Shapes[1].CreatePlane(1.0f, 10, 10);
	Shapes[1].Rotate(Vec3(3.0f,0.0f,6.0f));
	Shapes[1].Translate(Vec3(0.0f,-0.7f,0.0f));

	for(i=0;i<ShapeCount;i++)
	{
		for(i2=0;i2<Shapes[i].VertexCount();i2++)
		{
			Shapes[i].Vertices()[i2].tx *= float(MovieWidth) / 1024.0f;
			Shapes[i].Vertices()[i2].ty *= float(MovieHeight) / 1024.0f;
		}
	}
}

void MainControl::ReInit(GraphicsDevice &GD, WindowManager &WM)
{
	GD.DisableWireframe();
	if(GD.GetFullScreen()) C.Mouse(0.0f);	//move the mouse to the middle of the screen

	MC.Perspective.PerspectiveFov(60.0f * PIf / 180.0f,								//the field of view = 60 degrees
									float(WM.GetWidth()) / float(WM.GetHeight()),	//the aspect ratio
									0.1f,											//near Z-plane
									20.0f);											//far Z-plane

	VT.Restore();			//restore the video texture
}

void MainControl::Init(GraphicsDevice &GD, WindowManager &WM)
{
	VT.Init(&GD, "test.avi");	//load the video texture
	ReInit(GD, WM);

	//initalize the camera
	C.Reset(eX*3.0f,			//the eye vector
			eY,					//the up vector
			Origin);			//the vector we're looking at

	MC.World.Identity();		//zero the world and view matrices
	MC.View.Identity();

	InitShapes(GD);				//initalize the shapes
	Time = 0.0f;				//reset the time to 0
}

void MainControl::Render(GraphicsDevice &GD, WindowManager &WM)
{
	Time += T.SPF();								//advance the current time
	if(KeyCheckOnce(KEY_F)) GD.ToggleWireframe();	//toggle wireframe if the user presses "F"

	C.WindowKeyboard(1.0f,1.0f);					//move based upon the keyboard
	if(GD.GetFullScreen()) C.Mouse(0.001f);			//move based upon the mouse, if we're in full-screen mode
	C.Update(MC, GD);								//update the camera and load it into the current graphics device

	VT.Set();
	VT.Loop();

	int i;
	for(i=0;i<ShapeCount;i++)
	{
		Shapes[i].Render();							//draw all the shapes
		Shapes[i].Rotate(Vec3(0.0f,T.SPF(),0.0f));	//rotate the shapes slightly
	}

	//alter the refinement based upon the keyboard input
	if(KeyCheckOnce(KEY_G))
	{
		VT.Seek(rnd());
	}
	GD.DrawVector("Camera - > ", C.VecEye, 0, 20);	//draw the camera position as text on the screen
	GD.DrawText("Press G to move to a random time in the movie.", " ", 0, 40);	//help
	GD.DrawDouble("Current Time (between 0 and 1) -> ", VT.GetPosition(), 0, 60);	//draw the current time
}
	
void MainControl::FreeMemory()
{
	
}