void editfile(void) { static int dolinenumber; static char *editor; int c; char buf[MAXPATHLEN * 2 + 20]; if (editor == NULL) { editor = getenv("EDITOR"); /* pass the line number to vi */ if (editor == NULL || *editor == '\0') { editor = _PATH_VI; dolinenumber = 1; } else dolinenumber = 0; } if (dolinenumber && (c = currline(MIDDLE))) snprintf(buf, sizeof(buf), "%s +%d %s", editor, c, current_file); else snprintf(buf, sizeof(buf), "%s %s", editor, current_file); lsystem(buf); }
help() { char cmd[MAXPATHLEN + 20]; (void)sprintf(cmd, "-more -ce %s", _PATH_HELPFILE); lsystem(cmd); }
Frame* FrameFactory::getLsystemFrame(const string& filename, Uint16 width, Uint16 height, Sint16 src_x, Sint16 src_y) { Frame * spriteFrame; std::stringstream ss; ss << "xmlSpec/" << filename << ".xml"; string xmlFileName = ss.str(); ss.str(""); ss << "lsystem" << filename; string exactName = ss.str(); ss.str(""); LSystem lsystem(xmlFileName); std::map<string, Frame*>::iterator pos = frames.begin(); while ( pos != frames.end() ) { if ( pos->first == exactName ) break; else ++pos; } if ( pos == frames.end() ) { spriteFrame = new Frame(lsystem.getSurface(), width, height, src_x, src_y); frames[exactName] = spriteFrame; } else { spriteFrame = pos->second; } return spriteFrame; }
void help(void) { char cmd[MAXPATHLEN + 20]; snprintf(cmd, sizeof(cmd), "-more %s", _PATH_HELPFILE); lsystem(cmd); }
int main(int argc, char** argv) { try { int cudaDevice; std::string lsystemFile; int screenWidth; int screenHeight; CmdOptions cmdOptions(argc, argv); cmdOptions.read("device", cudaDevice, 0); cmdOptions.read<std::string>("lsystemFile", lsystemFile, ""); cmdOptions.read("screenWidth", screenWidth, DEFAULT_SCREEN_WIDTH); cmdOptions.read("screenHeight", screenHeight, DEFAULT_SCREEN_HEIGHT); if (lsystemFile == "") { printUsage(); exit(EXIT_FAILURE); } Framework::GLWindow window("LSystem", screenWidth, screenHeight, true, false); if (gl3wInit()) { throw std::runtime_error("gl3wInit() failed"); } cudaDeviceProp deviceProperties; cudaGetDeviceProperties(&deviceProperties, cudaDevice); cudaSetDevice(cudaDevice); LSystem lsystem(lsystemFile); /********************************/ /* CENTER L-SYSTEM ON SCREEN */ /********************************/ float width = lsystem.getBounds().extents().x; float height = lsystem.getBounds().extents().y; float screenDiagonal = sqrt(pow(width, 2) + pow(height, 2) + 1); float distance = min((screenDiagonal / 2.0f) / tan(HALF_FOV_RAD), ZFAR); float aspectRatio = screenWidth / (float)screenHeight; math::float3 cameraCenter(lsystem.getBounds().center().x, lsystem.getBounds().center().y, -distance); math::float3 cameraForward = cameraCenter + math::float3(0, 0, -1); math::float3 cameraUp(0, 1, 0); ////////////////////////////////////////////////////////////////////////// SimpleCamera camera(FOV_RAD, aspectRatio, ZNEAR, ZFAR, cameraCenter, cameraForward, cameraUp); LSystemRenderer renderer(window, lsystem, camera); window.attach(&renderer); FirstPersonCameraNavigator navigator(&camera); LSystemInputHandler inputHandler(renderer, navigator); window.attach(static_cast<Framework::MouseInputHandler*>(&inputHandler)); window.attach(static_cast<Framework::KeyboardInputHandler*>(&inputHandler)); Framework::run(renderer, &inputHandler); return 0; } catch (std::exception& e) { std::cout << "Error: " << e.what() << std::endl; } catch (...) { std::cout << "Unknown error" << std::endl; } // DEBUG: system("pause"); return -1; }
/* * Main command processor. * Accept and execute commands until a quit command. */ void commands(void) { int c = 0; int action; char *cbuf; int newaction; int save_search_type; char *extra; char tbuf[2]; PARG parg; IFILE old_ifile; IFILE new_ifile; char *tagfile; search_type = SRCH_FORW; wscroll = (sc_height + 1) / 2; newaction = A_NOACTION; for (;;) { mca = 0; cmd_accept(); number = 0; curropt = NULL; /* * See if any signals need processing. */ if (sigs) { psignals(); if (quitting) quit(QUIT_SAVED_STATUS); } /* * Display prompt and accept a character. */ cmd_reset(); prompt(); if (sigs) continue; if (newaction == A_NOACTION) c = getcc(); again: if (sigs) continue; if (newaction != A_NOACTION) { action = newaction; newaction = A_NOACTION; } else { /* * If we are in a multicharacter command, call mca_char. * Otherwise we call fcmd_decode to determine the * action to be performed. */ if (mca) switch (mca_char(c)) { case MCA_MORE: /* * Need another character. */ c = getcc(); goto again; case MCA_DONE: /* * Command has been handled by mca_char. * Start clean with a prompt. */ continue; case NO_MCA: /* * Not a multi-char command * (at least, not anymore). */ break; } /* * Decode the command character and decide what to do. */ if (mca) { /* * We're in a multichar command. * Add the character to the command buffer * and display it on the screen. * If the user backspaces past the start * of the line, abort the command. */ if (cmd_char(c) == CC_QUIT || len_cmdbuf() == 0) continue; cbuf = get_cmdbuf(); } else { /* * Don't use cmd_char if we're starting fresh * at the beginning of a command, because we * don't want to echo the command until we know * it is a multichar command. We also don't * want erase_char/kill_char to be treated * as line editing characters. */ tbuf[0] = (char)c; tbuf[1] = '\0'; cbuf = tbuf; } extra = NULL; action = fcmd_decode(cbuf, &extra); /* * If an "extra" string was returned, * process it as a string of command characters. */ if (extra != NULL) ungetsc(extra); } /* * Clear the cmdbuf string. * (But not if we're in the prefix of a command, * because the partial command string is kept there.) */ if (action != A_PREFIX) cmd_reset(); switch (action) { case A_DIGIT: /* * First digit of a number. */ start_mca(A_DIGIT, ":", (void*)NULL, CF_QUIT_ON_ERASE); goto again; case A_F_WINDOW: /* * Forward one window (and set the window size). */ if (number > 0) swindow = (int)number; /* FALLTHRU */ case A_F_SCREEN: /* * Forward one screen. */ if (number <= 0) number = get_swindow(); cmd_exec(); if (show_attn) set_attnpos(bottompos); forward((int)number, 0, 1); break; case A_B_WINDOW: /* * Backward one window (and set the window size). */ if (number > 0) swindow = (int)number; /* FALLTHRU */ case A_B_SCREEN: /* * Backward one screen. */ if (number <= 0) number = get_swindow(); cmd_exec(); backward((int)number, 0, 1); break; case A_F_LINE: /* * Forward N (default 1) line. */ if (number <= 0) number = 1; cmd_exec(); if (show_attn == OPT_ONPLUS && number > 1) set_attnpos(bottompos); forward((int)number, 0, 0); break; case A_B_LINE: /* * Backward N (default 1) line. */ if (number <= 0) number = 1; cmd_exec(); backward((int)number, 0, 0); break; case A_F_SKIP: /* * Skip ahead one screen, and then number lines. */ if (number <= 0) { number = get_swindow(); } else { number += get_swindow(); } cmd_exec(); if (show_attn == OPT_ONPLUS) set_attnpos(bottompos); forward((int)number, 0, 1); break; case A_FF_LINE: /* * Force forward N (default 1) line. */ if (number <= 0) number = 1; cmd_exec(); if (show_attn == OPT_ONPLUS && number > 1) set_attnpos(bottompos); forward((int)number, 1, 0); break; case A_BF_LINE: /* * Force backward N (default 1) line. */ if (number <= 0) number = 1; cmd_exec(); backward((int)number, 1, 0); break; case A_FF_SCREEN: /* * Force forward one screen. */ if (number <= 0) number = get_swindow(); cmd_exec(); if (show_attn == OPT_ONPLUS) set_attnpos(bottompos); forward((int)number, 1, 0); break; case A_F_FOREVER: /* * Forward forever, ignoring EOF. */ newaction = forw_loop(0); break; case A_F_UNTIL_HILITE: newaction = forw_loop(1); break; case A_F_SCROLL: /* * Forward N lines * (default same as last 'd' or 'u' command). */ if (number > 0) wscroll = (int)number; cmd_exec(); if (show_attn == OPT_ONPLUS) set_attnpos(bottompos); forward(wscroll, 0, 0); break; case A_B_SCROLL: /* * Forward N lines * (default same as last 'd' or 'u' command). */ if (number > 0) wscroll = (int)number; cmd_exec(); backward(wscroll, 0, 0); break; case A_FREPAINT: /* * Flush buffers, then repaint screen. * Don't flush the buffers on a pipe! */ clear_buffers(); /* FALLTHRU */ case A_REPAINT: /* * Repaint screen. */ cmd_exec(); repaint(); break; case A_GOLINE: /* * Go to line N, default beginning of file. */ if (number <= 0) number = 1; cmd_exec(); jump_back(number); break; case A_PERCENT: /* * Go to a specified percentage into the file. */ if (number < 0) { number = 0; fraction = 0; } if (number > 100) { number = 100; fraction = 0; } cmd_exec(); jump_percent((int)number, fraction); break; case A_GOEND: /* * Go to line N, default end of file. */ cmd_exec(); if (number <= 0) jump_forw(); else jump_back(number); break; case A_GOPOS: /* * Go to a specified byte position in the file. */ cmd_exec(); if (number < 0) number = 0; jump_line_loc((off_t) number, jump_sline); break; case A_STAT: /* * Print file name, etc. */ if (ch_getflags() & CH_HELPFILE) break; cmd_exec(); parg.p_string = eq_message(); error("%s", &parg); break; case A_VERSION: /* * Print version number, without the "@(#)". */ cmd_exec(); dispversion(); break; case A_QUIT: /* * Exit. */ if (curr_ifile != NULL_IFILE && ch_getflags() & CH_HELPFILE) { /* * Quit while viewing the help file * just means return to viewing the * previous file. */ hshift = save_hshift; if (edit_prev(1) == 0) break; } if (extra != NULL) quit(*extra); quit(QUIT_OK); break; /* * Define abbreviation for a commonly used sequence below. */ #define DO_SEARCH() \ if (number <= 0) number = 1; \ mca_search(); \ cmd_exec(); \ multi_search(NULL, (int)number); case A_F_SEARCH: /* * Search forward for a pattern. * Get the first char of the pattern. */ search_type = SRCH_FORW; if (number <= 0) number = 1; mca_search(); c = getcc(); goto again; case A_B_SEARCH: /* * Search backward for a pattern. * Get the first char of the pattern. */ search_type = SRCH_BACK; if (number <= 0) number = 1; mca_search(); c = getcc(); goto again; case A_FILTER: search_type = SRCH_FORW | SRCH_FILTER; mca_search(); c = getcc(); goto again; case A_AGAIN_SEARCH: /* * Repeat previous search. */ DO_SEARCH(); break; case A_T_AGAIN_SEARCH: /* * Repeat previous search, multiple files. */ search_type |= SRCH_PAST_EOF; DO_SEARCH(); break; case A_REVERSE_SEARCH: /* * Repeat previous search, in reverse direction. */ save_search_type = search_type; search_type = SRCH_REVERSE(search_type); DO_SEARCH(); search_type = save_search_type; break; case A_T_REVERSE_SEARCH: /* * Repeat previous search, * multiple files in reverse direction. */ save_search_type = search_type; search_type = SRCH_REVERSE(search_type); search_type |= SRCH_PAST_EOF; DO_SEARCH(); search_type = save_search_type; break; case A_UNDO_SEARCH: undo_search(); break; case A_HELP: /* * Help. */ if (ch_getflags() & CH_HELPFILE) break; if (ungot != NULL || unget_end) { error(less_is_more ? "Invalid option -p h" : "Invalid option ++h", NULL_PARG); break; } cmd_exec(); save_hshift = hshift; hshift = 0; (void) edit(FAKE_HELPFILE); break; case A_EXAMINE: /* * Edit a new file. Get the filename. */ if (secure) { error("Command not available", NULL_PARG); break; } start_mca(A_EXAMINE, "Examine: ", ml_examine, 0); c = getcc(); goto again; case A_VISUAL: /* * Invoke an editor on the input file. */ if (secure) { error("Command not available", NULL_PARG); break; } if (ch_getflags() & CH_HELPFILE) break; if (strcmp(get_filename(curr_ifile), "-") == 0) { error("Cannot edit standard input", NULL_PARG); break; } if (curr_altfilename != NULL) { error("WARNING: This file was viewed via " "LESSOPEN", NULL_PARG); } start_mca(A_SHELL, "!", ml_shell, 0); /* * Expand the editor prototype string * and pass it to the system to execute. * (Make sure the screen is displayed so the * expansion of "+%lm" works.) */ make_display(); cmd_exec(); lsystem(pr_expand(editproto, 0), NULL); break; case A_NEXT_FILE: /* * Examine next file. */ if (ntags()) { error("No next file", NULL_PARG); break; } if (number <= 0) number = 1; if (edit_next((int)number)) { if (get_quit_at_eof() && eof_displayed() && !(ch_getflags() & CH_HELPFILE)) quit(QUIT_OK); parg.p_string = (number > 1) ? "(N-th) " : ""; error("No %snext file", &parg); } break; case A_PREV_FILE: /* * Examine previous file. */ if (ntags()) { error("No previous file", NULL_PARG); break; } if (number <= 0) number = 1; if (edit_prev((int)number)) { parg.p_string = (number > 1) ? "(N-th) " : ""; error("No %sprevious file", &parg); } break; case A_NEXT_TAG: if (number <= 0) number = 1; tagfile = nexttag((int)number); if (tagfile == NULL) { error("No next tag", NULL_PARG); break; } if (edit(tagfile) == 0) { off_t pos = tagsearch(); if (pos != -1) jump_loc(pos, jump_sline); } break; case A_PREV_TAG: if (number <= 0) number = 1; tagfile = prevtag((int)number); if (tagfile == NULL) { error("No previous tag", NULL_PARG); break; } if (edit(tagfile) == 0) { off_t pos = tagsearch(); if (pos != -1) jump_loc(pos, jump_sline); } break; case A_INDEX_FILE: /* * Examine a particular file. */ if (number <= 0) number = 1; if (edit_index((int)number)) error("No such file", NULL_PARG); break; case A_REMOVE_FILE: if (ch_getflags() & CH_HELPFILE) break; old_ifile = curr_ifile; new_ifile = getoff_ifile(curr_ifile); if (new_ifile == NULL_IFILE) { ring_bell(); break; } if (edit_ifile(new_ifile) != 0) { reedit_ifile(old_ifile); break; } del_ifile(old_ifile); break; case A_OPT_TOGGLE: optflag = OPT_TOGGLE; optgetname = FALSE; mca_opt_toggle(); c = getcc(); goto again; case A_DISP_OPTION: /* * Report a flag setting. */ optflag = OPT_NO_TOGGLE; optgetname = FALSE; mca_opt_toggle(); c = getcc(); goto again; case A_FIRSTCMD: /* * Set an initial command for new files. */ start_mca(A_FIRSTCMD, "+", NULL, 0); c = getcc(); goto again; case A_SHELL: /* * Shell escape. */ if (secure) { error("Command not available", NULL_PARG); break; } start_mca(A_SHELL, "!", ml_shell, 0); c = getcc(); goto again; case A_SETMARK: /* * Set a mark. */ if (ch_getflags() & CH_HELPFILE) break; start_mca(A_SETMARK, "mark: ", (void*)NULL, 0); c = getcc(); if (c == erase_char || c == erase2_char || c == kill_char || c == '\n' || c == '\r') break; setmark(c); break; case A_GOMARK: /* * Go to a mark. */ start_mca(A_GOMARK, "goto mark: ", (void*)NULL, 0); c = getcc(); if (c == erase_char || c == erase2_char || c == kill_char || c == '\n' || c == '\r') break; cmd_exec(); gomark(c); break; case A_PIPE: if (secure) { error("Command not available", NULL_PARG); break; } start_mca(A_PIPE, "|mark: ", (void*)NULL, 0); c = getcc(); if (c == erase_char || c == erase2_char || c == kill_char) break; if (c == '\n' || c == '\r') c = '.'; if (badmark(c)) break; pipec = c; start_mca(A_PIPE, "!", ml_shell, 0); c = getcc(); goto again; case A_B_BRACKET: case A_F_BRACKET: start_mca(action, "Brackets: ", (void*)NULL, 0); c = getcc(); goto again; case A_LSHIFT: if (number > 0) shift_count = number; else number = (shift_count > 0) ? shift_count : sc_width / 2; if (number > hshift) number = hshift; hshift -= number; screen_trashed = 1; break; case A_RSHIFT: if (number > 0) shift_count = number; else number = (shift_count > 0) ? shift_count : sc_width / 2; hshift += number; screen_trashed = 1; break; case A_PREFIX: /* * The command is incomplete (more chars are needed). * Display the current char, so the user knows * what's going on, and get another character. */ if (mca != A_PREFIX) { cmd_reset(); start_mca(A_PREFIX, " ", (void*)NULL, CF_QUIT_ON_ERASE); (void) cmd_char(c); } c = getcc(); goto again; case A_NOACTION: break; default: ring_bell(); break; } } }
/* * Execute a multicharacter command. */ static void exec_mca(void) { char *cbuf; cmd_exec(); cbuf = get_cmdbuf(); switch (mca) { case A_F_SEARCH: case A_B_SEARCH: multi_search(cbuf, (int)number); break; case A_FILTER: search_type ^= SRCH_NO_MATCH; set_filter_pattern(cbuf, search_type); break; case A_FIRSTCMD: /* * Skip leading spaces or + signs in the string. */ while (*cbuf == '+' || *cbuf == ' ') cbuf++; if (every_first_cmd != NULL) free(every_first_cmd); if (*cbuf == '\0') every_first_cmd = NULL; else every_first_cmd = save(cbuf); break; case A_OPT_TOGGLE: toggle_option(curropt, opt_lower, cbuf, optflag); curropt = NULL; break; case A_F_BRACKET: match_brac(cbuf[0], cbuf[1], 1, (int)number); break; case A_B_BRACKET: match_brac(cbuf[1], cbuf[0], 0, (int)number); break; case A_EXAMINE: if (secure) break; /* POSIX behavior, but possibly generally useful */ if (strlen(cbuf) == 0) { reopen_curr_ifile(); jump_back(1); break; } /* POSIX behavior - probably not generally useful */ if (less_is_more && (strcmp(cbuf, "#") == 0)) { if (ntags()) { error("No previous file", NULL_PARG); break; } if (edit_prev(1)) { error("No previous file", NULL_PARG); } else { jump_back(1); } break; } edit_list(cbuf); /* If tag structure is loaded then clean it up. */ cleantags(); break; case A_SHELL: /* * !! just uses whatever is in shellcmd. * Otherwise, copy cmdbuf to shellcmd, * expanding any special characters ("%" or "#"). */ if (*cbuf != '!') { if (shellcmd != NULL) free(shellcmd); shellcmd = fexpand(cbuf); } if (secure) break; if (shellcmd == NULL) lsystem("", "!done"); else lsystem(shellcmd, "!done"); break; case A_PIPE: if (secure) break; (void) pipe_mark(pipec, cbuf); error("|done", NULL_PARG); break; } }