// Dark GDK - The Game Creators - www.thegamecreators.com

// include Dark GDK header file
#include "DarkGDK.h"

// main entry point for program
void DarkGDK ( void )
{
	// switch to media directory
	dbSetDir ( "media\\" );

	// set sync rate
	dbSyncOn   ( );
	dbSyncRate ( 60 );

	// switch backdrop off
	dbBackdropOff ( );

	// copy our backdrop
	dbLoadBitmap ( "media\\gfx\\backdrop.jpg",1 );
	dbCopyBitmap ( 1,0,0,640,480,0,0,0,dbScreenWidth(),dbScreenHeight() );
	dbSync ( );
	dbDeleteBitmap ( 1 );

	// load objects
	dbLoadObject ( "media\\scout\\scout2.x",1 );
	dbLoadImage ( "media\\sky\\space.jpg",1 );
	dbSetSphereMappingOn ( 1,1 );
	dbSetObjectSpecular ( 1,0 );

	// make box
	dbMakeObjectBox ( 2,1100,1000,1000 );
	dbTextureObject ( 2,1 );
	dbSetObjectCull ( 2,0 );
	dbSetObjectLight ( 2,0 );
	
	// sort camera
	dbPositionCamera ( 0,0,-120 );
	dbRotateCamera ( 0,0,0 );

	float x = 0;
	float y = -100;
	float z = 0;

	dbPositionObject ( 1,x,y,z );

	dbLoadImage ( "media\\gfx\\prompt.jpg",2 );
	dbLoadImage ( "media\\gfx\\strapblank.jpg",3 );
	
	int strapx1 = 0;
	dbSprite ( 1,strapx1,480-63,2 );
	int strapx2=1024;
	dbSprite ( 2,strapx2,480-63,2 );

	dbSetSpriteAlpha ( 1,196 );
	dbSetSpriteAlpha ( 2,196 );

	dbLoadImage ( "media\\gfx\\fire.jpg",4 );
	dbMakeParticles ( 1,4,40,100.0 );
	dbPositionParticles ( 1,0,-500,0 );
	dbSetParticleSpeed ( 1,0.2f );
	dbSetParticleSpeed ( 1,0.004f );
	dbSetParticleGravity ( 1,-3 );
	dbSetParticleLife ( 1,2 );

	dbLoadSound ( "media\\sounds\\space.wav",1 );
	dbSetSoundVolume ( 1,80 );
	dbLoopSound ( 1 );
	dbLoad3DSound ( "media\\sounds\\jet.wav",2 );
	dbSetSoundVolume ( 2,0 );

	float roll = 0.0f;
	float turn = 0.0f;
	while ( LoopGDK ( ) )
	{
		if ( dbEscapeKey ( ) )
			return;
		
		roll = dbWrapValue ( roll + 0.5f );
		turn = dbWrapValue ( turn + 0.1f );

		y = 0 - ( dbCos ( roll ) * 100 );
		x = dbCos ( turn ) * 50;
		z = 50 + ( dbSin ( roll ) * 100 );

		dbPositionObject ( 1,x,115 + y, z );
		dbXRotateObject ( 1,dbWrapValue(90+roll) );
		dbYRotateObject ( 1,dbWrapValue(180) );
		dbZRotateObject ( 1,0 );

		strapx1--;
			
		if ( strapx1 <= -1024 )
			strapx1 = strapx2 + 1023;
	 
		strapx2--;
		
		if ( strapx2 <= -1023 )
			strapx2 = strapx1 + 1024;

		dbSprite ( 1,strapx1,dbScreenHeight()-63,2 );
		dbSprite ( 2,strapx2,dbScreenHeight()-63,3 );

		dbPositionCamera ( 0,135+(y/1.1f),-100 );
		dbZRotateCamera ( dbWrapValue(((dbCos(turn)*5))) );

		dbPositionParticles ( 1,x,(115+y)-(dbSin(roll)*58),z-(dbCos(roll)*58) );
		dbRotateParticles ( 1,dbWrapValue((0-roll)-90),0,0 );

		dbPositionSound ( 2,x,115+y,z );
		dbPositionListener ( 0,115,-100 );
		dbScaleListener ( 0.5 );

		 if ( dbSoundPlaying(2)==0 )
			 dbLoopSound ( 2 );
		int vol = dbSoundVolume(2);
		
		if ( vol < 100  )
			dbSetSoundVolume ( 2,vol+1 );

		dbSync ( );
	}
}