void init ()
{
	
	glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);	
	glHint(GL_POLYGON_SMOOTH_HINT, GL_NICEST);	

	srand ( time ( 0x0 ) );

	glClearColor( 0.49, 0.49, 0.49, 1.0 );
	glShadeModel( GL_SMOOTH );

	glEnable ( GL_COLOR_MATERIAL );
	glEnable (GL_DEPTH_TEST);  
	glEnable (GL_BLEND);
	glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); 
	glDepthMask ( 1 );
	glEnable ( GL_TEXTURE_2D );

	// callbacks
	glutDisplayFunc( display );
	glutReshapeFunc( reshape );
	glutKeyboardFunc( keyboard_func );
	glutMouseFunc( mouse_click_func );  
	glutMotionFunc( mouse_move_func );
	glutIdleFunc( idle_func );
	glutSetCursor ( GLUT_CURSOR_NONE );

	cam_angs.x = 29;		cam_angs.y = 75;		cam_angs.z = 80.0;
	cam_to.x = 0;		cam_to.y = 0;		cam_to.z = 5;
	cam_fov = 35.0;

	light[0].x = 39;		light[0].y = -60;	light[0].z = 43;
	light_to[0].x = 0;	light_to[0].y = 0;	light_to[0].z = 0;

	light[1].x = 15;		light[1].y = -5;	light[1].z = 145;	
	light_to[1].x = 0;	light_to[1].y = 0;	light_to[1].z = 0;  

	light_fov = 45;

	#ifdef USE_SHADOWS
		createShadowTextures();
		createFrameBuffer ();
		setShadowLight ( light[0].x, light[0].y, light[0].z, light_to[0].x, light_to[0].y, light_to[0].z, light_fov );
		setShadowLightColor ( .7, .7, .7, 0.2, 0.2, 0.2 );		
	#endif

	obj_from.x = 0;		obj_from.y = 0;		obj_from.z = 20;		// emitter
	obj_angs.x = 118.7;	obj_angs.y = 200;	obj_angs.z = 1.0;
	obj_dang.x = 1;	obj_dang.y = 1;		obj_dang.z = 0;

	psys.Initialize ( BFLUID, psys_nmax );
	psys.SPH_CreateExample ( 0, psys_nmax );
	psys.SetVec ( EMIT_ANG, Vector3DF ( obj_angs.x, obj_angs.y, obj_angs.z ) );
	psys.SetVec ( EMIT_POS, Vector3DF ( obj_from.x, obj_from.y, obj_from.z ) );

	psys.SetParam ( PNT_DRAWMODE, int(bPntDraw ? 1:0) );
	psys.SetParam ( CLR_MODE, iClrMode );	
}
Example #2
0
void init ()
{
	srand ( time ( 0x0 ) );
	
  obj_from.x = 0;		obj_from.y = 0;		obj_from.z = 20;		// emitter
	obj_angs.x = 118.7;	obj_angs.y = 200;	obj_angs.z = 1.0;

	psys.Initialize ( BFLUID, psys_nmax );
	psys.SPH_CreateExample ( 0, psys_nmax );
	psys.SetVec ( EMIT_ANG, Vector3DF ( obj_angs.x, obj_angs.y, obj_angs.z ) );
	psys.SetVec ( EMIT_POS, Vector3DF ( obj_from.x, obj_from.y, obj_from.z ) );

	psys.SetParam ( PNT_DRAWMODE, int(bPntDraw ? 1:0) );
	psys.SetParam ( CLR_MODE, iClrMode );	
}
void keyboard_func ( unsigned char key, int x, int y )
{
	switch( key ) {
	case 'M': case 'm': {
		psys_nmax *= 2;
		if ( psys_nmax > 65535 ) psys_nmax = 65535;		
		psys.SPH_CreateExample ( psys_demo, psys_nmax );
		} break;
	case 'N': case 'n': {
		psys_nmax /= 2;
		if ( psys_nmax < 64 ) psys_nmax = 64;		
		psys.SPH_CreateExample ( psys_demo, psys_nmax );
		} break;
	case '0':
		UpdateEmit ();
		psys_freq++;	
		psys.SetVec ( EMIT_RATE, Vector3DF(psys_freq, psys_rate, 0) );
		break;  
	case '9':
		UpdateEmit ();
		psys_freq--;  if ( psys_freq < 0 ) psys_freq = 0;
		psys.SetVec ( EMIT_RATE, Vector3DF(psys_freq, psys_rate, 0) );
		break;
	case '.': case '>':
		UpdateEmit ();
		if ( ++psys_rate > 100 ) psys_rate = 100;
		psys.SetVec ( EMIT_RATE, Vector3DF(psys_freq, psys_rate, 0) );
		break;
	case ',': case '<':
		UpdateEmit ();
		if ( --psys_rate < 0 ) psys_rate = 0;
		psys.SetVec ( EMIT_RATE, Vector3DF(psys_freq, psys_rate, 0) );
	break;
	case 'g': case 'G':	psys.Toggle ( USE_CUDA );	break;
	case 'f': case 'F':	mode = MODE_DOF;	break;

	case 'z': case 'Z':	mode = MODE_CAM_TO;	break;
	case 'c': case 'C':	mode = MODE_CAM;	break; 
	case 'h': case 'H':	bHelp = !bHelp; break;
	case 'i': case 'I':	
		UpdateEmit ();
		mode = MODE_OBJPOS;	
		break;
	case 'o': case 'O':	
		UpdateEmit ();
		mode = MODE_OBJ;
		break;  
	case 'x': case 'X':
		if ( ++iClrMode > 2) iClrMode = 0;
		psys.SetParam ( CLR_MODE, iClrMode );
		break;
	case 'l': case 'L':	mode = MODE_LIGHTPOS;	break;
	case 'd': case 'D': {
		int d = psys.GetParam ( PNT_DRAWMODE ) + 1;
		if ( d > 2 ) d = 0;
		psys.SetParam ( PNT_DRAWMODE, d );
		} break;	
	case 's': case 'S':	if ( ++iShade > 2 ) iShade = 0;		break;
	case 27:			    exit( 0 ); break;
	
	case '`':
		bRec = !bRec; break;

	case ' ':		
		//psys.Run (); ptris.Rebuild (); break;
		bPause = !bPause;	break;

	case '\'': case ';':	psys.SPH_CreateExample ( psys_demo, psys_nmax ); break;
	case 'r': case 'R':		psys.SPH_CreateExample ( psys_demo, psys_nmax ); break;  
	case '[':
		psys_demo--;
		if (psys_demo < 0 ) psys_demo = 10;
		psys.SPH_CreateExample ( psys_demo, psys_nmax );
		UpdateEmit ();
		break;
	case ']':
		psys_demo++;
		if (psys_demo > 10 ) psys_demo = 0;
		psys.SPH_CreateExample ( psys_demo, psys_nmax );
		UpdateEmit ();
		break;  
	default:
	break;
  }
}