예제 #1
0
파일: jsfluid.cpp 프로젝트: tikwid/jsfluid
float *get_points() {
  char *dat;
  Point *p;
  float *cp;

  dat = psys.mBuf[0].data;
  for (int i = 0; i < psys.NumPoints(); i++) {
	  p = (Point*) dat;
    cpoints[i*3+0] = p->pos.x;
    cpoints[i*3+1] = p->pos.y;
    cpoints[i*3+2] = p->pos.z;
    dat += psys.mBuf[0].stride; 
  }
  return cpoints;
}
void draw2D ()
{
	
	mint::Time start, stop;

	#ifdef USE_SHADOWS
		disableShadows ();
	#endif
	glDisable ( GL_LIGHTING );  
	glDisable ( GL_DEPTH_TEST );

	glMatrixMode ( GL_PROJECTION );
	glLoadIdentity ();  
	glScalef ( 2.0/window_width, -2.0/window_height, 1 );		// Setup view (0,0) to (800,600)
	glTranslatef ( -window_width/2.0, -window_height/2, 0.0);

	glMatrixMode ( GL_MODELVIEW );
	glLoadIdentity ();
	glPushMatrix (); 
	glGetFloatv ( GL_MODELVIEW_MATRIX, view_matrix ); 
	glPopMatrix (); 

	char disp[200];
	glColor4f ( 1.0, 1.0, 1.0, 1.0 );

	strcpy ( disp, "Press H for help." );		drawText ( 10, 20, disp );  

	if ( bHelp ) {	

		if ( psys.GetToggle ( USE_CUDA ) ) {
			sprintf ( disp,	"Kernel:  USING CUDA (GPU)" );				drawText ( 20, 40,  disp );	
		} else {
			sprintf ( disp,	"Kernel:  USING CPU" );				drawText ( 20, 40,  disp );
		}		

		sprintf ( disp,	"KEYBOARD" );						drawText ( 20, 60,  disp );
		sprintf ( disp,	"[ ]    Next/Prev Demo" );			drawText ( 20, 70,  disp );
		sprintf ( disp,	"N M    Adjust Max Particles" );	drawText ( 20, 80,  disp );
		sprintf ( disp,	"space  Pause" );					drawText ( 20, 90,  disp );
		sprintf ( disp,	"S      Shading mode" );			drawText ( 20, 100,  disp );	
		sprintf ( disp,	"G      Toggle CUDA vs CPU" );		drawText ( 20, 110,  disp );	
		sprintf ( disp,	"< >    Change emitter rate" );		drawText ( 20, 120,  disp );	
		sprintf ( disp,	"C      Move camera /w mouse" );	drawText ( 20, 130,  disp );	
		sprintf ( disp,	"I      Move emitter /w mouse" );	drawText ( 20, 140,  disp );	
		sprintf ( disp,	"O      Change emitter angle" );	drawText ( 20, 150,  disp );	
		sprintf ( disp,	"L      Move light /w mouse" );				drawText ( 20, 160,  disp );			
		sprintf ( disp,	"X      Draw velocity/pressure/color" );	drawText ( 20, 170,  disp );

		Vector3DF vol = psys.GetVec(SPH_VOLMAX);
		vol -= psys.GetVec(SPH_VOLMIN);
		sprintf ( disp,	"Volume Size:           %3.5f %3.2f %3.2f", vol.x, vol.y, vol.z );	drawText ( 20, 190,  disp );
		sprintf ( disp,	"Time Step (dt):        %3.5f", psys.GetDT () );					drawText ( 20, 200,  disp );
		sprintf ( disp,	"Num Particles:         %d", psys.NumPoints() );					drawText ( 20, 210,  disp );		
		sprintf ( disp,	"Simulation Scale:      %3.5f", psys.GetParam(SPH_SIMSIZE) );		drawText ( 20, 220,  disp );
		sprintf ( disp,	"Simulation Size (m):   %3.5f", psys.GetParam(SPH_SIMSCALE) );		drawText ( 20, 230,  disp );
		sprintf ( disp,	"Smooth Radius (m):     %3.3f", psys.GetParam(SPH_SMOOTHRADIUS) );	drawText ( 20, 240,  disp );
		sprintf ( disp,	"Particle Radius (m):   %3.3f", psys.GetParam(SPH_PRADIUS) );		drawText ( 20, 250,  disp );
		sprintf ( disp,	"Particle Mass (kg):    %0.8f", psys.GetParam(SPH_PMASS) );			drawText ( 20, 260,  disp );
		sprintf ( disp,	"Rest Density (kg/m^3): %3.3f", psys.GetParam(SPH_RESTDENSITY) );	drawText ( 20, 270,  disp );
		sprintf ( disp,	"Viscosity:             %3.3f", psys.GetParam(SPH_VISC) );			drawText ( 20, 280,  disp );
		sprintf ( disp,	"Internal Stiffness:    %3.3f", psys.GetParam(SPH_INTSTIFF) );		drawText ( 20, 290,  disp );
		sprintf ( disp,	"Boundary Stiffness:    %6.0f", psys.GetParam(SPH_EXTSTIFF) );		drawText ( 20, 300,  disp );
		sprintf ( disp,	"Boundary Dampening:    %4.3f", psys.GetParam(SPH_EXTDAMP) );		drawText ( 20, 310,  disp );
		sprintf ( disp,	"Speed Limiting:        %4.3f", psys.GetParam(SPH_LIMIT) );			drawText ( 20, 320,  disp );
		vol = psys.GetVec ( PLANE_GRAV_DIR );
		sprintf ( disp,	"Gravity:               %3.2f %3.2f %3.2f", vol.x, vol.y, vol.z );	drawText ( 20, 330,  disp );
	}
}
예제 #3
0
파일: jsfluid.cpp 프로젝트: tikwid/jsfluid
int get_num_points() {
  return psys.NumPoints();
}