///////////////////////////////
#include <acknex.h>
#include <default.c>

///////////////////////////////
#define amplitude skill1
#define water_speed skill2

#define number_of_vertices 4356 // 33 x 33 in Med = 1089

////////////////////////////////////////////////////////////////////////////////////////

var vertex_array[number_of_vertices];
var counter;
var index;
VECTOR temp;
////////////////////////////////////////////////////////////////////////////////////////

// uses amplitude, water_speed
action nice_waves() 
{
	set(my,TRANSLUCENT);
	set(my,PASSABLE);
	my.alpha = 75;
	my.ambient = -100;
	if (my.amplitude == 0) 
	{ 
		my.amplitude = 2; // default wave amplitude value
	}
	if (my.water_speed == 0) 
	{ 
		my.water_speed = 10; // default wave speed value
	}
	counter = 0;
	while (counter < number_of_vertices) 
	{
		vertex_array[counter] = random(360); // set random values in vertex_array
		counter += 1;
	}
	while (1) 
	{
		index = 0;
		while (index < number_of_vertices) 
		{
			vec_for_mesh(temp, my, index); // store the vertex coordinates in temp
			temp.z = sin(counter + vertex_array[index]) * my.amplitude; // change the z component
			vec_to_mesh(temp, my, index); // deform the terrain entity
			index += 1; 
		}
		counter += my.water_speed * time_step;
		wait(1);
	}
}

function main()
{
level_load("water1.wmb");
}