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; } }