// sun surface


/* 
General:
$phideg = 90: vertical up!
$thetadeg = 0; east!
$thetadeg = 90; south!
$thetadeg = 180; west!
$thetadeg = 270; north!


sunposition copenhagen:

Altitude max: 57 deg. 
Altitude min: 10 deg (the building is placed in the city, so the building isn't affected by the direct sun before it's 10 deg over the horizon)





*/ 


/*
Create the polygon and make sure it's called: pCube1 or replace pCube1 with the name of the polygon.

RUN THIS PART FISRT
*/

int $iteratings = 60000;


select -r pCube1;
rotate -r -os 0 -88.5 0 ;


select -r pCube1.vtx[0:2098] ;

string $verticesall[];

$verticesall = `filterExpand -sm 31 -ex true`;

//////////////////////////////////////////////////////////////////////////////////////////////////////
// SELECT THE VERTICES NOT TO BE AFFECTED AND RUN THE REST OF THE SCRIPT
/////////////////////////////////////////////////////////////////////////////////////////////////////


string $items[] = `filterExpand -sm 31 -ex true`;
string $diff[] = stringArrayRemove($items, $verticesall);



for( $i=0; $i<$iteratings;$i++)

{
	int $randvtx = rand(0,size($diff));
	select -r $diff[$randvtx];

/////////////////////////////////////get point////////////////////////////////////////////////

	float $theta;
	float $thetadeg;
	float $phi;
	float $phideg;
	float $radius;

	$radius = 0.1;

	$thetadeg = rand(54.0,305.0);
	$phideg = rand(10.0,52.0);

	$theta = `deg_to_rad $thetadeg`;
	$phi = `deg_to_rad $phideg`;


	$x = $radius * cos($phi) * cos($theta);
	$y = $radius * cos($phi) * sin($theta);
	$z = $radius * sin($phi);
	
//////////////////////////////////////////////////////////////////////////

	move -r $x $z $y;
}