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- /****************************************************************************
- * optin.c
- *
- * This module contains functions for ini-file/command line parsing, streams.
- *
- * from Persistence of Vision(tm) Ray Tracer
- * Copyright 1996 Persistence of Vision Team
- *---------------------------------------------------------------------------
- * NOTICE: This source code file is provided so that users may experiment
- * with enhancements to POV-Ray and to port the software to platforms other
- * than those supported by the POV-Ray Team. There are strict rules under
- * which you are permitted to use this file. The rules are in the file
- * named POVLEGAL.DOC which should be distributed with this file. If
- * POVLEGAL.DOC is not available or for more info please contact the POV-Ray
- * Team Coordinator by leaving a message in CompuServe's Graphics Developer's
- * Forum. The latest version of POV-Ray may be found there as well.
- *
- * This program is based on the popular DKB raytracer version 2.12.
- * DKBTrace was originally written by David K. Buck.
- * DKBTrace Ver 2.0-2.12 were written by David K. Buck & Aaron A. Collins.
- *
- *****************************************************************************/
-
- /****************************************************************************
- *
- * This file contains the routines to implement an .INI file parser that can
- * parse options in the form "Variable=value" or traditional POV-Ray
- * command-line switches. Values can come from POVRAYOPT, command-line,
- * .DEF or .INI files.
- *
- * Written by CEY 4/94 based on existing code and INI code from CDW.
- *
- * ---
- *
- *****************************************************************************/
-
- #include <ctype.h>
- #include <time.h>
- #include "frame.h"
- #include "povproto.h"
- #include "bbox.h"
- #include "lighting.h"
- #include "mem.h" /*POV_FREE*/
- #include "octree.h"
- #include "povray.h"
- #include "optin.h"
- #include "optout.h"
- #include "parse.h"
- #include "radiosit.h"
- #include "render.h"
- #include "tokenize.h"
- #include "vlbuffer.h"
- #include "ppm.h"
- #include "targa.h"
- #include "userio.h"
- #include "png_pov.h"
-
-
-
- /*****************************************************************************
- * Local preprocessor defines
- ******************************************************************************/
-
-
- /*****************************************************************************
- * Local typedefs
- ******************************************************************************/
-
-
-
- /*****************************************************************************
- * Local variables
- ******************************************************************************/
-
- char *DefaultFile[] =
- {
- "debug.out",
- "fatal.out",
- "render.out",
- "stats.out",
- "warning.out",
- "alltext.out"
- };
-
- int inflag, outflag;
-
- /* Quality constants */
-
- long Quality_Values[12]=
- {
- QUALITY_0, QUALITY_1, QUALITY_2, QUALITY_3, QUALITY_4,
- QUALITY_5, QUALITY_6, QUALITY_7, QUALITY_8, QUALITY_9
- };
-
- /* Keywords for the ini-file parser. */
-
- struct Reserved_Word_Struct Option_Variable [] =
- {
- { ALL_CONSOLE_OP, "All_Console" },
- { ALL_FILE_OP, "All_File" },
- { ANTIALIAS_DEPTH_OP, "Antialias_Depth" },
- { ANTIALIAS_OP, "Antialias" },
- { ANTIALIAS_THRESH_OP, "Antialias_Threshold" },
- { BOUNDING_OP, "Bounding" },
- { BOUNDING_THRESH_OP, "Bounding_Threshold" },
- { BUFFERED_OUTPUT_OP,"Buffer_Output" },
- { BUF_SIZE_OP, "Buffer_Size" },
- { CLOCK_OP, "Clock" },
-
- { CONTINUE_OP, "Continue_Trace" },
- { CREATE_INI_OP, "Create_Ini" },
- { CYCLIC_ANIMATION_OP, "Cyclic_Animation" },
- { DEBUG_CONSOLE_OP, "Debug_Console" },
- { DEBUG_FILE_OP, "Debug_File" },
- { DISPLAY_OP, "Display" },
- { DISPLAY_GAMMA_OP, "Display_Gamma" },
- { DRAW_VISTAS_OP, "Draw_Vistas" },
- { END_COLUMN_OP, "End_Column" },
- { END_ROW_OP, "End_Row" },
- { FATAL_CONSOLE_OP, "Fatal_Console" },
-
- { FATAL_ERROR_CMD_OP, "Fatal_Error_Command" },
- { FATAL_ERROR_RET_OP, "Fatal_Error_Return" },
- { FATAL_FILE_OP, "Fatal_File" },
- { FIELD_RENDER_OP, "Field_Render" },
- { FILE_OUTPUT_OP, "Output_to_File" },
- { FILE_OUTPUT_TYPE_OP, "Output_File_Type" },
- { FINAL_CLOCK_OP, "Final_Clock" },
- { FINAL_FRAME_OP, "Final_Frame" },
- { HEIGHT_OP, "Height" },
- { HIST_NAME_OP, "Histogram_Name" },
-
- { HIST_SIZE_OP, "Histogram_Grid_Size" },
- { HIST_TYPE_OP, "Histogram_Type" },
- { INITIAL_CLOCK_OP, "Initial_Clock" },
- { INITIAL_FRAME_OP, "Initial_Frame" },
- { INPUT_FILE_NAME_OP, "Input_File_Name" },
- { JITTER_AMOUNT_OP, "Jitter_Amount" },
- { JITTER_OP, "Jitter" },
- { LIBRARY_PATH_OP, "Library_Path" },
- { LIGHT_BUFFER_OP, "Light_Buffer" },
- { ODD_FIELD_OP, "Odd_Field" },
-
- { OUTPUT_ALPHA_OP, "Output_Alpha" },
- { OUTPUT_FILE_NAME_OP, "Output_File_Name" },
- { PALETTE_OP, "Palette" },
- { PAUSE_WHEN_DONE_OP, "Pause_When_Done" },
- { POST_FRAME_CMD_OP, "Post_Frame_Command" },
- { POST_FRAME_RET_OP, "Post_Frame_Return" },
- { POST_SCENE_CMD_OP, "Post_Scene_Command" },
- { POST_SCENE_RET_OP, "Post_Scene_Return" },
- { PREVIEW_E_OP, "Preview_End_Size" },
- { PREVIEW_S_OP, "Preview_Start_Size" },
-
- { PRE_FRAME_CMD_OP, "Pre_Frame_Command" },
- { PRE_FRAME_RET_OP, "Pre_Frame_Return" },
- { PRE_SCENE_CMD_OP, "Pre_Scene_command" },
- { PRE_SCENE_RET_OP, "Pre_Scene_Return" },
- { QUALITY_OP, "Quality" },
- { RAD_SWITCH_OP, "Radiosity" },
- { REMOVE_BOUNDS_OP, "Remove_Bounds" },
- { RENDER_CONSOLE_OP, "Render_Console" },
- { RENDER_FILE_OP, "Render_File" },
- { SAMPLING_METHOD_OP, "Sampling_Method" },
-
- { SPLIT_UNIONS_OP, "Split_Unions" },
- { START_COLUMN_OP, "Start_Column" },
- { START_ROW_OP, "Start_Row" },
- { STATISTIC_CONSOLE_OP, "Statistic_Console" },
- { STATISTIC_FILE_OP, "Statistic_File" },
- { SUBSET_END_FRAME_OP, "Subset_End_Frame" },
- { SUBSET_START_FRAME_OP, "Subset_Start_Frame" },
- { TEST_ABORT_COUNT_OP, "Test_Abort_Count" },
- { TEST_ABORT_OP, "Test_Abort" },
- { USER_ABORT_CMD_OP, "User_Abort_Command" },
-
- { USER_ABORT_RET_OP, "User_Abort_Return" },
- { VERBOSE_OP, "Verbose" },
- { VERSION_OP, "Version" },
- { VIDEO_MODE_OP, "Video_Mode" },
- { VISTA_BUFFER_OP, "Vista_Buffer" },
- { WARNING_CONSOLE_OP, "Warning_Console" },
- { WARNING_FILE_OP, "Warning_File" },
- { WIDTH_OP, "Width" },
-
- { BITS_PER_COLOR_OP, "Bits_Per_Color" },
- { BITS_PER_COLOUR_OP, "Bits_Per_Colour" },
- { INCLUDE_INI_OP, "Include_Ini" }
- };
-
- static char temp_string[3]="\0\0";
- static char ret_string[7]="IQUFSA";
-
- /*****************************************************************************
- * static functions
- ******************************************************************************/
-
- static int matches PARAMS(( char *v1, char *v2 ));
- static int istrue PARAMS(( char *value ));
- static int isfalse PARAMS(( char *value ));
-
- /*****************************************************************************
- *
- * FUNCTION
- *
- * get_ini_value
- *
- * INPUT
- *
- * op - the .ini option's index
- * libind - if op = LIBRARY_PATH_OP, the library's index
- *
- * OUTPUT
- *
- * RETURNS
- *
- * char * pointing to a static string representation of the
- * option's value.
- *
- * AUTHOR
- *
- * SCD, 2/95
- *
- * DESCRIPTION
- *
- * Returns a static string representation of an option's value.
- *
- * CHANGES
- *
- * -
- *
- ******************************************************************************/
-
- char *get_ini_value(op, libind)
- int op, libind;
- {
- static char value[128];
-
- value[0] = '\0';
-
- switch (op)
- {
- case BUF_SIZE_OP:
- sprintf(value,"%d", opts.File_Buffer_Size>>10);
- return(value);
-
- case BUFFERED_OUTPUT_OP:
- return (opts.Options & BUFFERED_OUTPUT ? "On" : "Off");
-
- case CONTINUE_OP:
- return (opts.Options & CONTINUE_TRACE ? "On" : "Off");
-
- case DISPLAY_OP:
- return (opts.Options & DISPLAY ? "On" : "Off");
-
- case VIDEO_MODE_OP:
- sprintf(value,"%c",opts.DisplayFormat);
- return(value);
-
- case PALETTE_OP:
- sprintf(value,"%c",opts.PaletteOption);
- return(value);
-
- case VERBOSE_OP:
- return (opts.Options & VERBOSE ? "On" : "Off");
-
- case WIDTH_OP:
- sprintf(value,"%d",Frame.Screen_Width);
- return(value);
-
- case HEIGHT_OP:
- sprintf(value,"%d",Frame.Screen_Height);
- return(value);
-
- case FILE_OUTPUT_OP:
- return (opts.Options & DISKWRITE ? "On" : "Off");
-
- case FILE_OUTPUT_TYPE_OP:
- sprintf(value,"%c",opts.OutputFormat);
- return(value);
-
- case PAUSE_WHEN_DONE_OP:
- return (opts.Options & PROMPTEXIT ? "On" : "Off");
-
- case INPUT_FILE_NAME_OP:
- return opts.Input_File_Name;
-
- case OUTPUT_FILE_NAME_OP:
- return opts.Output_File_Name;
-
- case ANTIALIAS_OP:
- return (opts.Options & ANTIALIAS ? "On" : "Off");
-
- case ANTIALIAS_THRESH_OP:
- sprintf(value,"%g",opts.Antialias_Threshold);
- return(value);
-
- case ANTIALIAS_DEPTH_OP:
- sprintf(value,"%ld",opts.AntialiasDepth);
- return(value);
-
- case JITTER_OP:
- return (opts.Options & JITTER ? "On" : "Off");
-
- case JITTER_AMOUNT_OP:
- sprintf(value,"%g",opts.JitterScale);
- return(value);
-
- case TEST_ABORT_OP:
- return (opts.Options & EXITENABLE ? "On" : "Off");
-
- case TEST_ABORT_COUNT_OP:
- sprintf(value,"%d",opts.Abort_Test_Counter);
- return(value);
-
- case LIBRARY_PATH_OP:
- return opts.Library_Paths[libind];
-
- case START_COLUMN_OP:
- if (opts.First_Column == -1)
- sprintf(value,"%g",opts.First_Column_Percent);
- else
- sprintf(value,"%d",opts.First_Column);
- return(value);
-
- case START_ROW_OP:
- if (opts.First_Line == -1)
- sprintf(value,"%g",opts.First_Line_Percent);
- else
- sprintf(value,"%d",opts.First_Line);
- return(value);
-
- case END_COLUMN_OP:
- if (opts.Last_Column == -1)
- sprintf(value,"%g",opts.Last_Column_Percent);
- else
- sprintf(value,"%d",opts.Last_Column);
- return(value);
-
- case END_ROW_OP:
- if (opts.Last_Line == -1)
- sprintf(value,"%g",opts.Last_Line_Percent);
- else
- sprintf(value,"%d",opts.Last_Line);
- return(value);
-
- case VERSION_OP:
- sprintf(value,"%g",opts.Language_Version);
- return(value);
-
- case BOUNDING_OP:
- return (opts.Use_Slabs ? "On" : "Off");
-
- case BOUNDING_THRESH_OP:
- sprintf(value,"%ld",opts.BBox_Threshold);
- return(value);
-
- case QUALITY_OP:
- sprintf(value,"%d",opts.Quality);
- return(value);
-
- case PREVIEW_S_OP:
- sprintf(value,"%d",opts.PreviewGridSize_Start);
- return value;
-
- case PREVIEW_E_OP:
- sprintf(value,"%d",opts.PreviewGridSize_End);
- return value;
-
- case CLOCK_OP:
- sprintf(value,"%g",opts.FrameSeq.Clock_Value);
- return value;
-
- case INITIAL_FRAME_OP:
- sprintf(value,"%d",opts.FrameSeq.InitialFrame);
- return value;
-
- case INITIAL_CLOCK_OP:
- sprintf(value,"%g",opts.FrameSeq.InitialClock);
- return value;
-
- case FINAL_FRAME_OP:
- sprintf(value,"%d",opts.FrameSeq.FinalFrame);
- return value;
-
- case FINAL_CLOCK_OP:
- sprintf(value,"%g",opts.FrameSeq.FinalClock);
- return value;
-
- case SUBSET_START_FRAME_OP:
- sprintf(value,"%d",opts.FrameSeq.SubsetStartFrame);
- return value;
-
- case SUBSET_END_FRAME_OP:
- sprintf(value,"%d",opts.FrameSeq.SubsetEndFrame);
- return value;
-
- case CREATE_INI_OP:
- return opts.Ini_Output_File_Name;
-
- case ALL_CONSOLE_OP:
- return (Stream_Info[ALL_STREAM].do_console ? "On" : "Off");
-
- case ALL_FILE_OP:
- return (Stream_Info[ALL_STREAM].name ? Stream_Info[ALL_STREAM].name : "");
-
- case DEBUG_CONSOLE_OP:
- return (Stream_Info[DEBUG_STREAM].do_console ? "On" : "Off");
-
- case DEBUG_FILE_OP:
- return (Stream_Info[DEBUG_STREAM].name ? Stream_Info[DEBUG_STREAM].name : "");
-
- case RENDER_CONSOLE_OP:
- return (Stream_Info[RENDER_STREAM].do_console ? "On" : "Off");
-
- case RENDER_FILE_OP:
- return (Stream_Info[RENDER_STREAM].name ? Stream_Info[RENDER_STREAM].name : "");
-
- case STATISTIC_CONSOLE_OP:
- return (Stream_Info[STATISTIC_STREAM].do_console ? "On" : "Off");
-
- case STATISTIC_FILE_OP:
- return (Stream_Info[STATISTIC_STREAM].name ? Stream_Info[STATISTIC_STREAM].name : "");
-
- case WARNING_CONSOLE_OP:
- return (Stream_Info[WARNING_STREAM].do_console ? "On" : "Off");
-
- case WARNING_FILE_OP:
- return (Stream_Info[WARNING_STREAM].name ? Stream_Info[WARNING_STREAM].name : "");
-
- case FATAL_CONSOLE_OP:
- return (Stream_Info[FATAL_STREAM].do_console ? "On" : "Off");
-
- case FATAL_FILE_OP:
- return (Stream_Info[FATAL_STREAM].name ? Stream_Info[FATAL_STREAM].name : "");
-
- case RAD_SWITCH_OP:
- return (opts.Options & RADIOSITY ? "On" : "Off");
-
- case HIST_SIZE_OP:
- sprintf (value, "%d.%d", opts.histogram_x, opts.histogram_y) ;
- return (value) ;
-
- case HIST_TYPE_OP:
- switch (opts.histogram_type)
- {
- case CSV :
- return ("C ; CSV") ;
-
- case SYS :
- return ("S ; SYS") ;
-
- case PPM :
- return ("P ; PPM") ;
-
- case TARGA :
- return ("T ; TARGA") ;
-
- case PNG :
- return ("N ; PNG") ;
-
- case NONE :
- return ("X ; NONE") ;
-
- }
- return ("X ; [UNKNOWN VALUE PASSED]") ;
-
- case HIST_NAME_OP:
- return (opts.Histogram_File_Name) ;
-
- case VISTA_BUFFER_OP:
- return ((opts.Options & USE_VISTA_BUFFER) ? "On" : "Off");
-
- case LIGHT_BUFFER_OP:
- return ((opts.Options & USE_LIGHT_BUFFER) ? "On" : "Off");
-
- case DRAW_VISTAS_OP:
- return ((opts.Options & USE_VISTA_DRAW) ? "On" : "Off");
-
- case SPLIT_UNIONS_OP:
- return ((opts.Options & SPLIT_UNION) ? "On" : "Off");
-
- case REMOVE_BOUNDS_OP:
- return ((opts.Options & REMOVE_BOUNDS) ? "On" : "Off");
-
- case CYCLIC_ANIMATION_OP:
- return ((opts.Options & CYCLIC_ANIMATION) ? "On" : "Off");
-
- case PRE_SCENE_CMD_OP:
- return opts.Shellouts[PRE_SCENE_SHL].Command;
-
- case PRE_FRAME_CMD_OP:
- return opts.Shellouts[PRE_FRAME_SHL].Command;
-
- case POST_FRAME_CMD_OP:
- return opts.Shellouts[POST_FRAME_SHL].Command;
-
- case POST_SCENE_CMD_OP:
- return opts.Shellouts[POST_SCENE_SHL].Command;
-
- case USER_ABORT_CMD_OP:
- return opts.Shellouts[USER_ABORT_SHL].Command;
-
- case FATAL_ERROR_CMD_OP:
- return opts.Shellouts[FATAL_SHL].Command;
-
- case PRE_SCENE_RET_OP:
- temp_string[0]=(opts.Shellouts[PRE_SCENE_SHL].Inverse)?'!':' ';
- temp_string[1]=ret_string[opts.Shellouts[PRE_SCENE_SHL].Ret];
- return temp_string;
-
- case PRE_FRAME_RET_OP:
- temp_string[0]=(opts.Shellouts[PRE_FRAME_SHL].Inverse)?'!':' ';
- temp_string[1]=ret_string[opts.Shellouts[PRE_FRAME_SHL].Ret];
- return temp_string;
-
- case POST_FRAME_RET_OP:
- temp_string[0]=(opts.Shellouts[POST_FRAME_SHL].Inverse)?'!':' ';
- temp_string[1]=ret_string[opts.Shellouts[POST_FRAME_SHL].Ret];
- return temp_string;
-
- case POST_SCENE_RET_OP:
- temp_string[0]=(opts.Shellouts[POST_SCENE_SHL].Inverse)?'!':' ';
- temp_string[1]=ret_string[opts.Shellouts[POST_SCENE_SHL].Ret];
- return temp_string;
-
- case USER_ABORT_RET_OP:
- temp_string[0]=(opts.Shellouts[USER_ABORT_SHL].Inverse)?'!':' ';
- temp_string[1]=ret_string[opts.Shellouts[USER_ABORT_SHL].Ret];
- return temp_string;
-
- case FATAL_ERROR_RET_OP:
- temp_string[0]=(opts.Shellouts[FATAL_SHL].Inverse)?'!':' ';
- temp_string[1]=ret_string[opts.Shellouts[FATAL_SHL].Ret];
- return temp_string;
-
- case OUTPUT_ALPHA_OP:
- return ((opts.Options & OUTPUT_ALPHA) ? "On" : "Off");
-
- case FIELD_RENDER_OP:
- return (opts.FrameSeq.Field_Render_Flag ? "On" : "Off");
-
- case ODD_FIELD_OP:
- return (opts.FrameSeq.Odd_Field_Flag ? "On" : "Off");
-
- case SAMPLING_METHOD_OP:
- sprintf(value,"%d",opts.Tracing_Method);
- return value;
-
- case BITS_PER_COLOR_OP:
- case BITS_PER_COLOUR_OP:
- sprintf(value,"%d",opts.OutputQuality);
- return value;
-
- case DISPLAY_GAMMA_OP:
- sprintf(value,"%g",opts.DisplayGamma);
- return value;
-
- case INCLUDE_INI_OP:
- value[0] = '\0';
- return value;
-
- default:
- Error("Unknown INI option in Write_INI.");
- }
-
- return(value);
- }
-
-
-
- /*****************************************************************************
- *
- * FUNCTION
- *
- * parse_switch
- *
- * INPUT
- *
- * OUTPUT
- *
- * RETURNS
- *
- * AUTHOR
- *
- * POV-Ray Team
- *
- * DESCRIPTION
- *
- * Parses a traditional POV-Ray command-line switch that starts
- * with + or -. Whenever it seemed feasible, calls process_variable
- * to perform the function rather than doing so itself. Although this
- * requires another pass through a switch{case, case...}, it insures
- * that command-line switches and variable=value options get treated
- * identically.
- *
- * CHANGES
- *
- * -
- *
- * Sep 1994 : Added options for union splitting, vista/light buffer. [DB]
- * Jan 1995 : Added options for histogram grid. [CJC]
- * Feb 1995 : Added options for console/file redirection and .INI writing [SCD]
- *
- ******************************************************************************/
-
- void parse_switch (Option_String)
- char *Option_String;
- {
- int i;
- unsigned long Add_Option;
- unsigned long Option_Number;
- long longval;
- DBL floatval;
-
- /* If these flags aren't immediately used, reset them on next -/+ option! */
-
- inflag = outflag = FALSE;
-
- if (*(Option_String++) == '-')
- {
- Add_Option = FALSE;
- }
- else
- {
- Add_Option = TRUE;
- }
-
- Option_Number = 0;
-
- switch (*Option_String)
- {
- case '?':
-
- if (Option_String[1] == '\0')
- {
- Usage(0, TRUE);
- }
- else
- {
- sscanf (&Option_String[1], "%d", &i);
-
- if ((i >= 0) && (i <= MAX_HELP_PAGE))
- {
- Usage(i, TRUE);
- }
- else
- {
- Usage(0, TRUE);
- }
- }
-
- break;
-
- case '@':
-
- Warning(0.0,"The +@ switch no longer supported. Use +GS.\n");
-
- break;
-
- case 'A':
- case 'a':
-
- switch (Option_String[1])
- {
- case 'm':
- case 'M':
-
- switch (Option_String[2])
- {
- case '1':
-
- opts.Tracing_Method = 1;
-
- break;
-
- case '2':
-
- opts.Tracing_Method = 2;
-
- break;
-
- default:
-
- Warning(0.0, "Unknown antialiasing method. Standard method used.\n");
-
- opts.Tracing_Method = 1;
- }
-
- break;
-
- default:
-
- Option_Number = ANTIALIAS;
-
- if (sscanf (&Option_String[1], DBL_FORMAT_STRING, &floatval) != EOF)
- {
- opts.Antialias_Threshold = floatval;
- }
- }
-
- break;
-
- case 'B':
- case 'b':
-
- Option_Number = BUFFERED_OUTPUT;
-
- if (sscanf (&Option_String[1], "%d", &opts.File_Buffer_Size) != EOF)
- {
- opts.File_Buffer_Size *= 1024;
-
- if (opts.File_Buffer_Size > MAX_BUFSIZE)
- {
- opts.File_Buffer_Size = MAX_BUFSIZE;
- }
- /* If 0 then no buffer, other low values use system default MIN */
-
- if ((opts.File_Buffer_Size > 0) && (opts.File_Buffer_Size < BUFSIZ))
- {
- opts.File_Buffer_Size = BUFSIZ;
- }
-
- if (opts.File_Buffer_Size <= 0)
- {
- Add_Option = FALSE;
- }
- }
-
- break;
-
- case 'C':
- case 'c':
-
- Option_Number = CONTINUE_TRACE;
-
- break;
-
- case 'D':
- case 'd':
-
- Option_Number = DISPLAY;
-
- if (Option_String[1] != '\0')
- {
- opts.DisplayFormat = (char)toupper(Option_String[1]);
- }
-
- if (Option_String[1] != '\0' && Option_String[2] != '\0')
- {
- opts.PaletteOption = (char)toupper(Option_String[2]);
- }
-
- break;
-
- case 'E':
- case 'e':
-
- switch (Option_String[1])
- {
- case 'c':
- case 'C':
-
- process_variable(END_COLUMN_OP,&Option_String[2]);
-
- break;
-
- case 'f':
- case 'F':
- if(isdigit(Option_String[2]))
- process_variable(SUBSET_END_FRAME_OP, &Option_String[2]);
- break;
-
- case 'r':
- case 'R':
-
- process_variable(END_ROW_OP,&Option_String[2]);
-
- break;
-
- case 'p': /* Mosaic Preview Grid Size - End */
- case 'P':
-
- process_variable(PREVIEW_E_OP,&Option_String[2]);
-
- break;
-
- default:
-
- process_variable(END_ROW_OP,&Option_String[1]);
- }
-
- break;
-
- case 'F':
- case 'f':
-
- Option_Number = DISKWRITE;
-
- if (Option_String[1] != '\0')
- {
- opts.OutputFormat = (char)tolower(Option_String[1]);
- }
-
- if (sscanf(&Option_String[2], "%d", &opts.OutputQuality) != 1)
- {
- opts.OutputQuality = 8;
- }
-
- break;
-
- /* Console/file redirection, .INI dump option - [SCD 2/95] */
-
- case 'G':
- case 'g':
-
- switch (Option_String[1])
- {
- case 'a': /* All */
- case 'A':
-
- process_variable(ALL_CONSOLE_OP,Add_Option ? "On" : "Off");
- process_variable(ALL_FILE_OP,&Option_String[2]);
-
- break;
-
- case 'd': /* DebugInfo */
- case 'D':
-
- process_variable(DEBUG_CONSOLE_OP,Add_Option ? "On" : "Off");
- process_variable(DEBUG_FILE_OP,&Option_String[2]);
-
- break;
-
- case 'f': /* Fatal */
- case 'F':
-
- process_variable(FATAL_CONSOLE_OP,Add_Option ? "On" : "Off");
- process_variable(FATAL_FILE_OP,&Option_String[2]);
-
- break;
-
- case 'i': /* Create .INI containing all settings */
- case 'I':
-
- process_variable(CREATE_INI_OP,&Option_String[2]);
-
- break;
-
- case 'r': /* RenderInfo */
- case 'R':
-
- process_variable(RENDER_CONSOLE_OP,Add_Option ? "On" : "Off");
- process_variable(RENDER_FILE_OP,&Option_String[2]);
-
- break;
-
- case 's': /* Statistics */
- case 'S':
-
- process_variable(STATISTIC_CONSOLE_OP,Add_Option ? "On" : "Off");
- process_variable(STATISTIC_FILE_OP,&Option_String[2]);
-
- break;
-
- case 'w': /* Warning */
- case 'W':
-
- process_variable(WARNING_CONSOLE_OP,Add_Option ? "On" : "Off");
- process_variable(WARNING_FILE_OP,&Option_String[2]);
-
- break;
-
- }
-
- break;
-
- case 'H':
- case 'h':
-
- if (Help_Available)
- {
- if (Option_String[1] == '\0')
- {
- Usage(0, TRUE);
- }
- else
- {
- sscanf (&Option_String[1], "%d", &Frame.Screen_Height);
-
- if ((Frame.Screen_Height >= 0) && (Frame.Screen_Height <= MAX_HELP_PAGE))
- {
- Usage(Frame.Screen_Height, TRUE);
- }
- }
- }
- else
- {
- if (!isdigit (Option_String [1]))
- {
- switch (Option_String [1])
- {
- case 'n': /* Histogram name */
- case 'N':
- process_variable(HIST_NAME_OP,&Option_String[2]);
- break ;
-
- case 's': /* Histogram size */
- case 'S':
- process_variable(HIST_SIZE_OP,&Option_String[2]);
- break ;
-
- case 't': /* Histogram type */
- case 'T':
- process_variable(HIST_TYPE_OP,&Option_String[2]);
- break ;
- }
- }
- else
- {
- sscanf (&Option_String[1], "%d", &Frame.Screen_Height);
- }
- }
- break;
-
- case 'I':
- case 'i':
-
- if (Option_String[1] == '\0')
- {
- inflag = TRUE;
- }
- else
- {
- strncpy (opts.Input_File_Name, &Option_String[1], FILE_NAME_LENGTH);
- }
-
- break;
-
- case 'J':
- case 'j':
-
- Option_Number = JITTER;
-
- if (sscanf (&Option_String[1], DBL_FORMAT_STRING, &floatval) != EOF)
- {
- opts.JitterScale = floatval;
- }
-
- if (opts.JitterScale <= 0.0)
- {
- Add_Option = FALSE;
- }
-
- break;
-
- case 'K':
- case 'k':
-
- /* Animation-type clock specification */
- switch(Option_String[1])
- {
- case 'c':
- case 'C':
- Option_Number = CYCLIC_ANIMATION;
- break;
-
- case 'i':
- case 'I':
- process_variable(INITIAL_CLOCK_OP, &Option_String[2]);
- break;
-
- case 'f':
- case 'F':
- /* Animation-type clock specification */
- switch(Option_String[2])
- {
- case 'i':
- case 'I':
- process_variable(INITIAL_FRAME_OP, &Option_String[3]);
- break;
-
- case 'f':
- case 'F':
- process_variable(FINAL_FRAME_OP, &Option_String[3]);
- break;
-
- default:
- process_variable(FINAL_CLOCK_OP, &Option_String[2]);
- break;
-
- }
- break;
-
- default:
- /* Standard clock specification */
- process_variable(CLOCK_OP,&Option_String[1]);
- break;
- }
- break;
-
- case 'L':
- case 'l':
-
- process_variable(LIBRARY_PATH_OP,&Option_String[1]);
-
- break;
-
- case 'M': /* Switch used so other max values can be inserted easily */
- case 'm':
-
- switch (Option_String[1])
- {
- case 's': /* Max Symbols */
- case 'S':
-
- Warning(0.0,"+MS or -MS switch no longer needed.\n");
- break;
-
- case 'v': /* Max Version */
- case 'V':
-
- sscanf (&Option_String[2], DBL_FORMAT_STRING, &opts.Language_Version);
-
- break;
-
- case 'b': /* Min Bounded */
- case 'B':
-
- if (sscanf (&Option_String[2], "%ld", &longval) != EOF)
- {
- opts.BBox_Threshold=longval;
- }
-
- opts.Use_Slabs = Add_Option;
-
- break;
-
- default:
-
- break;
- }
-
- break;
-
- case 'O':
- case 'o':
-
- if (Option_String[1] == '\0')
- {
- outflag = TRUE;
- }
- else
- {
- strncpy (opts.Output_File_Name, &Option_String[1], FILE_NAME_LENGTH);
- }
-
- break;
-
- case 'P':
- case 'p':
-
- Option_Number = PROMPTEXIT;
-
- break;
-
- case 'Q':
- case 'q':
-
- switch(Option_String[1])
- {
- case 'r':
- case 'R':
- Option_Number = RADIOSITY;
- break;
- case '0':
- case '1':
- case '2':
- case '3':
- case '4':
- case '5':
- case '6':
- case '7':
- case '8':
- case '9':
- process_variable(QUALITY_OP,&Option_String[1]);
- break;
- default:
- break;
- }
- break;
-
- case 'R':
- case 'r':
-
- process_variable(ANTIALIAS_DEPTH_OP,&Option_String[1]);
-
- break;
-
- case 'S':
- case 's':
-
- switch (Option_String[1])
- {
- case 'c':
- case 'C':
-
- process_variable(START_COLUMN_OP,&Option_String[2]);
-
- break;
-
- case 'r':
- case 'R':
-
- process_variable(START_ROW_OP,&Option_String[2]);
-
- break;
-
- case 'f':
- case 'F':
- process_variable(SUBSET_START_FRAME_OP, &Option_String[2]);
- break;
-
- case 'p': /* Mosaic Preview Grid Size - Start */
- case 'P':
-
- process_variable(PREVIEW_S_OP,&Option_String[2]);
-
- break;
-
- /* Split unions option. [DB 9/94] */
-
- case 'U':
- case 'u':
-
- Option_Number = SPLIT_UNION;
-
- break;
-
- default:
-
- process_variable(START_ROW_OP,&Option_String[1]);
- }
-
- break;
-
- /* Read vista/light buffer options. [DB 9/94] */
-
- case 'U':
- case 'u':
-
- switch (Option_String[1])
- {
- case 'l':
- case 'L':
-
- Option_Number = USE_LIGHT_BUFFER;
-
- break;
-
- case 'd':
- case 'D':
-
- Option_Number = USE_VISTA_DRAW;
-
- break;
-
- case 'r':
- case 'R':
-
- Option_Number = REMOVE_BOUNDS;
-
- break;
-
- case 'v':
- case 'V':
-
- Option_Number = USE_VISTA_BUFFER;
-
- break;
-
- case 'a':
- case 'A':
-
- Option_Number = OUTPUT_ALPHA;
-
- break;
-
- case 'f':
- case 'F':
-
- process_variable(FIELD_RENDER_OP, Add_Option ? "True" : "False");
-
- break;
-
- case 'o':
- case 'O':
-
- process_variable(ODD_FIELD_OP, Add_Option ? "True" : "False");
-
- break;
- }
-
- break;
-
- case 'V':
- case 'v':
-
- Option_Number = VERBOSE;
- break;
-
- case 'W':
- case 'w':
-
- sscanf (&Option_String[1], "%d", &Frame.Screen_Width);
-
- break;
-
- case 'X':
- case 'x':
-
- Option_Number = EXITENABLE;
-
- sscanf (&Option_String[1], "%d", &Abort_Test_Every);
-
- opts.Abort_Test_Counter = Abort_Test_Every;
-
- break;
-
- default:
-
- Warning (0.0,"Invalid option: %s.\n", --Option_String);
- }
-
- if (Option_Number != 0)
- {
- if (Add_Option)
- {
- opts.Options |= Option_Number;
- }
- else
- {
- opts.Options &= ~Option_Number;
- }
- }
- }
-
-
-
-
- /*****************************************************************************
- *
- * FUNCTION
- *
- * process_variable
- *
- * INPUT
- *
- * OUTPUT
- *
- * RETURNS
- *
- * AUTHOR
- *
- * POV-Ray Team
- *
- * DESCRIPTION
- *
- * Given a token number representing an option variable and a string
- * that is the value to set, set one option. If its just an on/off
- * switch that takes a boolean value then just set Option_Number and
- * break. Otherwise process the value and return.
- *
- * CHANGES
- *
- * -
- *
- ******************************************************************************/
-
- void process_variable(variable,value)
- TOKEN variable;
- char *value;
- {
- int i;
- long longval;
- unsigned int Option_Number = 0;
- DBL floatval;
-
- switch (variable)
- {
- case BUF_SIZE_OP:
- opts.File_Buffer_Size = atoi(value)*1024;
- if (opts.File_Buffer_Size > MAX_BUFSIZE)
- opts.File_Buffer_Size = MAX_BUFSIZE;
- /* If 0 then no buffer, other low values use system default MIN */
- if ((opts.File_Buffer_Size > 0) && (opts.File_Buffer_Size < BUFSIZ))
- {
- opts.File_Buffer_Size = BUFSIZ;
- }
- if (opts.File_Buffer_Size <= 0)
- {
- opts.Options &= ~BUFFERED_OUTPUT;
- }
- return;
-
- case BUFFERED_OUTPUT_OP:
- Option_Number = BUFFERED_OUTPUT;
- break;
-
- case CONTINUE_OP:
- Option_Number = CONTINUE_TRACE;
- break;
-
- case DISPLAY_OP:
- Option_Number = DISPLAY;
- break;
-
- case VIDEO_MODE_OP:
- opts.DisplayFormat = (char)toupper(value[0]);
- return;
-
- case PALETTE_OP:
- opts.PaletteOption = (char)toupper(value[0]);
- return;
-
- case VERBOSE_OP:
- Option_Number = VERBOSE;
- break;
-
- case WIDTH_OP:
- Frame.Screen_Width = atoi(value);
- return;
-
- case HEIGHT_OP:
- Frame.Screen_Height = atoi(value);
- return;
-
- case FILE_OUTPUT_OP:
- Option_Number = DISKWRITE;
- break;
-
- case FILE_OUTPUT_TYPE_OP:
- opts.OutputFormat = (char)tolower(value[0]);
- return;
-
- case PAUSE_WHEN_DONE_OP:
- Option_Number = PROMPTEXIT;
- break;
-
- case INPUT_FILE_NAME_OP:
- strncpy (opts.Input_File_Name, value, FILE_NAME_LENGTH);
- return;
-
- case OUTPUT_FILE_NAME_OP:
- strncpy (opts.Output_File_Name, value, FILE_NAME_LENGTH);
- return;
-
- case ANTIALIAS_OP:
- Option_Number = ANTIALIAS;
- break;
-
- case ANTIALIAS_THRESH_OP:
- if (sscanf (value, DBL_FORMAT_STRING, &floatval) != EOF)
- opts.Antialias_Threshold = floatval;
- return;
-
- case ANTIALIAS_DEPTH_OP:
- if (sscanf (value, "%ld", &longval) != EOF)
- opts.AntialiasDepth = longval;
- if (opts.AntialiasDepth < 1)
- opts.AntialiasDepth = 1;
- if (opts.AntialiasDepth > 9)
- opts.AntialiasDepth = 9;
- return;
-
- case JITTER_OP:
- Option_Number = JITTER;
- break;
-
- case JITTER_AMOUNT_OP:
- if (sscanf (value, DBL_FORMAT_STRING, &floatval) != EOF)
- opts.JitterScale = floatval;
- if (opts.JitterScale<=0.0)
- opts.Options &= ~JITTER;
- return;
-
- case TEST_ABORT_OP:
- Option_Number = EXITENABLE;
- break;
-
- case TEST_ABORT_COUNT_OP:
- sscanf (value, "%d", &Abort_Test_Every);
- opts.Abort_Test_Counter = Abort_Test_Every;
- break;
-
- case LIBRARY_PATH_OP:
- if (opts.Library_Path_Index >= MAX_LIBRARIES)
- Error ("Too many library directories specified.");
- for (i = 0; i < opts.Library_Path_Index; i++)
- if (strcmp(value,opts.Library_Paths[i])==0) return;
- opts.Library_Paths[opts.Library_Path_Index] = POV_MALLOC(strlen(value)+1,
- "library paths");
- strcpy (opts.Library_Paths [opts.Library_Path_Index], value);
- opts.Library_Path_Index++;
- return;
-
- case START_COLUMN_OP:
- if (sscanf (value, DBL_FORMAT_STRING, &floatval) != EOF)
- if(floatval > 0.0 && floatval < 1.0)
- {
- opts.First_Column = -1;
- opts.First_Column_Percent = floatval;
- }
- else
- opts.First_Column = ((int) floatval);
- /* The above used to have -1 but it messed up Write_INI_File.
- * Moved -1 fudge to fix_up_rendering_window
- */
- return;
-
- case START_ROW_OP:
- if (sscanf (value, DBL_FORMAT_STRING, &floatval) != EOF)
- if(floatval > 0.0 && floatval < 1.0)
- {
- opts.First_Line = -1;
- opts.First_Line_Percent = floatval;
- }
- else
- opts.First_Line = ((int) floatval);
- /* The above used to have -1 but it messed up Write_INI_File
- * Moved -1 fudge to fix_up_rendering_window
- */
- return;
-
- case END_COLUMN_OP:
- if (sscanf (value, DBL_FORMAT_STRING, &floatval) != EOF)
- if(floatval > 0.0 && floatval <= 1.0)
- {
- opts.Last_Column = -1;
- opts.Last_Column_Percent = floatval;
- }
- else
- opts.Last_Column = (int) floatval;
- return;
-
- case END_ROW_OP:
- if (sscanf (value, DBL_FORMAT_STRING, &floatval) != EOF)
- if(floatval > 0.0 && floatval <= 1.0)
- {
- opts.Last_Line = -1;
- opts.Last_Line_Percent = floatval;
- }
- else
- opts.Last_Line = (int) floatval;
- return;
-
- case VERSION_OP:
- if (sscanf (value, DBL_FORMAT_STRING, &floatval) != EOF)
- opts.Language_Version = floatval;
- return;
-
- case BOUNDING_OP:
- opts.Use_Slabs = istrue(value);
- return;
-
- case BOUNDING_THRESH_OP:
- opts.BBox_Threshold = atoi(value);
- return;
-
- case QUALITY_OP:
- opts.Quality = atoi(value);
- /* Emit a warning about the "radiosity" quality levels for
- * now. We can get rid of this some time in the future.
- */
- if ((opts.Quality == 10) || (opts.Quality == 11))
- {
- Warning(0.0, "Quality settings 10 and 11 are no longer valid.\n"
- "Use +QR if you need radiosity.\n");
- opts.Quality = 9;
- }
- else if ((opts.Quality < 0) || (opts.Quality > 9))
- {
- Error("Illegal Quality setting.");
- }
- opts.Quality_Flags = Quality_Values[opts.Quality];
- return;
-
- case CLOCK_OP:
- if(sscanf (value, DBL_FORMAT_STRING, &floatval) != EOF)
- {
- opts.FrameSeq.Clock_Value = floatval;
- }
- return;
-
- case INITIAL_FRAME_OP:
- if(sscanf(value, "%ld", &longval)!=EOF)
- {
- opts.FrameSeq.InitialFrame=longval;
- }
- return;
-
- case INITIAL_CLOCK_OP:
- if(sscanf(value, DBL_FORMAT_STRING, &floatval)!=EOF)
- {
- opts.FrameSeq.InitialClock=floatval;
- }
- return;
-
- case FINAL_FRAME_OP:
- if(sscanf(value, "%ld", &longval)!=EOF)
- {
- opts.FrameSeq.FinalFrame=longval;
- }
- return;
-
- case FINAL_CLOCK_OP:
- if(sscanf(value, DBL_FORMAT_STRING, &floatval)!=EOF)
- {
- opts.FrameSeq.FinalClock=floatval;
- }
- return;
-
- case SUBSET_START_FRAME_OP:
- if (sscanf (value, DBL_FORMAT_STRING, &floatval) != EOF)
- {
- if(floatval > 0.0 && floatval < 1.0)
- opts.FrameSeq.SubsetStartPercent=floatval;
- else
- opts.FrameSeq.SubsetStartFrame=(int)floatval;
- }
- return;
-
- case SUBSET_END_FRAME_OP:
- if (sscanf (value, DBL_FORMAT_STRING, &floatval) != EOF)
- {
- if(floatval > 0.0 && floatval < 1.0)
- opts.FrameSeq.SubsetEndPercent=floatval;
- else
- opts.FrameSeq.SubsetEndFrame=(int)floatval;
- }
- return;
-
- case PREVIEW_S_OP:
- opts.PreviewGridSize_Start = atoi(value);
- return;
-
- case PREVIEW_E_OP:
- opts.PreviewGridSize_End = atoi(value);
- return;
-
- case CREATE_INI_OP:
- strcpy(opts.Ini_Output_File_Name,value);
- return;
-
- case ALL_CONSOLE_OP:
- Stream_Info[ALL_STREAM].do_console =
- Stream_Info[WARNING_STREAM].do_console =
- Stream_Info[STATISTIC_STREAM].do_console =
- Stream_Info[RENDER_STREAM].do_console =
- Stream_Info[FATAL_STREAM].do_console =
- Stream_Info[DEBUG_STREAM].do_console = istrue(value);
- return;
-
- case ALL_FILE_OP:
- Do_Stream_Option(ALL_STREAM,value);
- return;
-
- case DEBUG_CONSOLE_OP:
- Stream_Info[DEBUG_STREAM].do_console = istrue(value);
- return;
-
- case DEBUG_FILE_OP:
- Do_Stream_Option(DEBUG_STREAM,value);
- return;
-
- case FATAL_CONSOLE_OP:
- Stream_Info[FATAL_STREAM].do_console = istrue(value);
- return;
-
- case FATAL_FILE_OP:
- Do_Stream_Option(FATAL_STREAM,value);
- return;
-
- case RENDER_CONSOLE_OP:
- Stream_Info[RENDER_STREAM].do_console = istrue(value);
- return;
-
- case RENDER_FILE_OP:
- Do_Stream_Option(RENDER_STREAM,value);
- return;
-
- case STATISTIC_CONSOLE_OP:
- Stream_Info[STATISTIC_STREAM].do_console = istrue(value);
- return;
-
- case STATISTIC_FILE_OP:
- Do_Stream_Option(STATISTIC_STREAM,value);
- return;
-
- case WARNING_CONSOLE_OP:
- Stream_Info[WARNING_STREAM].do_console = istrue(value);
- return;
-
- case WARNING_FILE_OP:
- Do_Stream_Option(WARNING_STREAM,value);
- return;
-
- case RAD_SWITCH_OP:
- Option_Number = RADIOSITY;
- break;
-
- case HIST_SIZE_OP:
- if (sscanf (value, "%d.%d", &opts.histogram_x, &opts.histogram_y) == EOF)
- {
- Warning (0.0, "Error occurred scanning histogram grid size '%s'.\n", value) ;
- opts.histogram_on = FALSE ;
- }
- break ;
-
- case HIST_TYPE_OP:
- #if PRECISION_TIMER_AVAILABLE
- {
- char *def_ext = NULL;
-
- switch (*value)
- {
- case 'C' :
- case 'c' :
- opts.histogram_on = TRUE ;
- opts.histogram_type = CSV ;
- def_ext = ".csv";
- break ;
- case 'S' :
- case 's' :
- opts.histogram_on = TRUE ;
- opts.histogram_type = SYS ;
- Histogram_File_Handle = GET_SYS_FILE_HANDLE () ;
- def_ext = SYS_DEF_EXT;
- break ;
- case 'P' :
- case 'p' :
- opts.histogram_on = TRUE ;
- opts.histogram_type = PPM ;
- Histogram_File_Handle = Get_PPM_File_Handle () ;
- def_ext = ".ppm";
- break ;
- case 'T' :
- case 't' :
- opts.histogram_on = TRUE ;
- opts.histogram_type = TARGA ;
- Histogram_File_Handle = Get_Targa_File_Handle () ;
- def_ext = ".tga";
- break ;
- case 'n':
- case 'N':
- opts.histogram_on = TRUE ;
- opts.histogram_type = PNG ;
- Histogram_File_Handle = Get_Png_File_Handle () ;
- def_ext = ".png";
- break ;
- case 'x':
- case 'X':
- opts.histogram_on = FALSE ;
- break ;
- default :
- Warning (0.0, "Unknown histogram output type '%c'.\n", *value) ;
- opts.histogram_on = FALSE ;
- break ;
- }
-
- /* Process the histogram file name now, if it hasn't
- * yet been specified, and in case it isn't set later.
- */
- if (opts.histogram_on && opts.Histogram_File_Name[0] == '\0')
- {
- sprintf(opts.Histogram_File_Name, "histgram%s", def_ext);
- }
- }
- #else /* !PRECISION_TIMER_AVAILABLE */
- if (*value != 'x' && *value != 'X')
- Warning(0.0,"Histogram output unavailable in this compile of POV-Ray");
- opts.histogram_on = FALSE;
- #endif /* PRECISION_TIMER_AVAILABLE */
- break ;
-
- case HIST_NAME_OP:
- if (opts.histogram_on && value[0] == '\0')
- {
- char *def_ext = NULL;
-
- switch (opts.histogram_type)
- {
- case CSV: def_ext = ".csv"; break;
- case TARGA: def_ext = ".tga"; break;
- case PNG: def_ext = ".png"; break;
- case PPM: def_ext = ".ppm"; break;
- case SYS: def_ext = SYS_DEF_EXT; break;
- case NONE: def_ext = ""; break; /* To quiet warnings */
- }
-
- sprintf(opts.Histogram_File_Name, "histgram%s", def_ext);
- }
- else
- {
- strncpy (opts.Histogram_File_Name, value, FILE_NAME_LENGTH);
- }
- break ;
-
- case VISTA_BUFFER_OP:
- Option_Number = USE_VISTA_BUFFER;
- break;
-
- case LIGHT_BUFFER_OP:
- Option_Number = USE_LIGHT_BUFFER;
- break;
-
- case DRAW_VISTAS_OP:
- Option_Number = USE_VISTA_DRAW;
- break;
-
- case SPLIT_UNIONS_OP:
- Option_Number = SPLIT_UNION;
- break;
-
- case REMOVE_BOUNDS_OP:
- Option_Number = REMOVE_BOUNDS;
- break;
-
- case CYCLIC_ANIMATION_OP:
- Option_Number = CYCLIC_ANIMATION;
- break;
-
- case PRE_SCENE_CMD_OP:
- strcpy(opts.Shellouts[PRE_SCENE_SHL].Command, value);
- break;
-
- case PRE_FRAME_CMD_OP:
- strcpy(opts.Shellouts[PRE_FRAME_SHL].Command, value);
- break;
-
- case POST_FRAME_CMD_OP:
- strcpy(opts.Shellouts[POST_FRAME_SHL].Command, value);
- break;
-
- case POST_SCENE_CMD_OP:
- strcpy(opts.Shellouts[POST_SCENE_SHL].Command, value);
- break;
-
- case USER_ABORT_CMD_OP:
- strcpy(opts.Shellouts[USER_ABORT_SHL].Command, value);
- break;
-
- case FATAL_ERROR_CMD_OP:
- strcpy(opts.Shellouts[FATAL_SHL].Command, value);
- break;
-
- case PRE_SCENE_RET_OP:
- Do_Return_Option(PRE_SCENE_SHL, value);
- break;
-
- case PRE_FRAME_RET_OP:
- Do_Return_Option(PRE_FRAME_SHL, value);
- break;
-
- case POST_FRAME_RET_OP:
- Do_Return_Option(POST_FRAME_SHL, value);
- break;
-
- case POST_SCENE_RET_OP:
- Do_Return_Option(POST_SCENE_SHL, value);
- break;
-
- case USER_ABORT_RET_OP:
- Do_Return_Option(USER_ABORT_SHL, value);
- break;
-
- case FATAL_ERROR_RET_OP:
- Do_Return_Option(FATAL_SHL, value);
- break;
-
- case OUTPUT_ALPHA_OP:
- Option_Number = OUTPUT_ALPHA;
- break;
-
- case FIELD_RENDER_OP:
- opts.FrameSeq.Field_Render_Flag = istrue(value);
- return;
-
- case ODD_FIELD_OP:
- opts.FrameSeq.Odd_Field_Flag = istrue(value);
- return;
-
- case SAMPLING_METHOD_OP:
- opts.Tracing_Method = atoi(value);
- return;
-
- case BITS_PER_COLOR_OP:
- case BITS_PER_COLOUR_OP:
- opts.OutputQuality = atoi(value);
- opts.OutputQuality = max(5, opts.OutputQuality);
- opts.OutputQuality = min(16, opts.OutputQuality);
- return;
-
- case DISPLAY_GAMMA_OP:
- if (sscanf (value, DBL_FORMAT_STRING, &floatval) != EOF)
- {
- if (floatval > 0.0)
- opts.DisplayGamma = floatval;
- }
- return;
-
- case INCLUDE_INI_OP:
- if (!parse_ini_file(value))
- {
- Error ("Could not open Include_Ini='%s'.\n", value);
- }
- return;
-
- default:
- Warning(0.0,"Unimplemented INI '%s'.\n",Option_Variable[variable].Token_Name);
- return;
-
- }
-
- if (Option_Number != 0)
- {
- if (istrue(value))
- {
- opts.Options |= Option_Number;
- }
- else
- {
- opts.Options &= ~Option_Number;
- }
- }
- }
-
-
-
- /*****************************************************************************
- *
- * FUNCTION
- *
- * istrue
- *
- * INPUT
- *
- * OUTPUT
- *
- * RETURNS
- *
- * AUTHOR
- *
- * POV-Ray Team
- *
- * DESCRIPTION
- *
- * -
- *
- * CHANGES
- *
- * -
- *
- ******************************************************************************/
-
- static int matches(v1,v2)
- char *v1, *v2;
- {
- int i=0;
- int ans=TRUE;
-
- while ((ans) && (v1[i] != '\0') && (v2[i] != '\0'))
- {
- ans = ans && (v1[i] == tolower(v2[i]));
- i++;
- }
-
- return(ans);
- }
-
- static int istrue(value)
- char *value;
- {
- return (matches("on",value) || matches("true",value) ||
- matches("yes",value) || matches("1",value));
- }
-
- static int isfalse(value)
- char *value;
- {
- return (matches("off",value) || matches("false",value) ||
- matches("no",value) || matches("0",value));
- }
-
-
- /*****************************************************************************
- *
- * FUNCTION
- *
- * Write_INI_File
- *
- * INPUT
- *
- * OUTPUT
- *
- * RETURNS
- *
- * AUTHOR
- *
- * SCD, 2/95
- *
- * DESCRIPTION
- *
- * Writes all options to an INI file with the current input filename's name
- * (by default), or using a specified filename.
- *
- * CHANGES
- *
- * -
- *
- ******************************************************************************/
-
- void Write_INI_File()
- {
- int op, i;
- char ini_name[FILE_NAME_LENGTH];
- FILE *ini_file;
-
- if (opts.Ini_Output_File_Name[0]=='\0')
- {
- return;
- }
-
- if (isfalse(opts.Ini_Output_File_Name))
- {
- return;
- }
-
- Status_Info("\nWriting INI file...");
-
- if (istrue(opts.Ini_Output_File_Name))
- {
- strcpy(ini_name,opts.Scene_Name);
- strcat(ini_name,".ini");
- }
- else
- {
- strcpy(ini_name,opts.Ini_Output_File_Name);
- }
-
- if ((ini_file = fopen(ini_name, WRITE_FILE_STRING)) == NULL)
- {
- Warning (0.0,"Error opening .INI output file '%s' - no file written.\n",
- ini_name);
-
- return;
- }
-
- for (op = 0; op < MAX_OPTION; op++)
- {
- if (op == LIBRARY_PATH_OP)
- {
- for (i = 0; i < opts.Library_Path_Index; i++)
- {
- fprintf(ini_file,"%s=%s%s",Option_Variable[op].Token_Name,
- get_ini_value(op, i),NEW_LINE_STRING);
- }
- }
- /* So that we don't get both Bits_Per_Color and Bits_Per_Colour in
- * the INI file. */
- else if ((op != BITS_PER_COLOUR_OP) && (op != INCLUDE_INI_OP))
- {
- fprintf(ini_file,"%s=%s%s",Option_Variable[op].Token_Name,
- get_ini_value(op, 0),NEW_LINE_STRING);
- }
- }
-
- fclose(ini_file);
- }
-
-
-
- /*****************************************************************************
- *
- * FUNCTION
- *
- * parse_ini_file
- *
- * INPUT
- *
- * OUTPUT
- *
- * RETURNS
- *
- * AUTHOR
- *
- * POV-Ray Team
- *
- * DESCRIPTION
- *
- * Given a file name, open it, parse options from it, close it.
- * Return 1 if file found, 0 if not found.
- *
- * CHANGES
- *
- * -
- *
- ******************************************************************************/
-
- int parse_ini_file(File_Name)
- char *File_Name;
- {
- char Option_Line[512];
- char INI_Name[FILE_NAME_LENGTH];
- char Desired_Section[FILE_NAME_LENGTH];
- char Current_Section[FILE_NAME_LENGTH];
- char *source, *dest;
- FILE *ini_file;
- int Matched, Never_Matched;
-
- Stage=STAGE_INI_FILE;
-
- /* File_Name can be of the for "FILE.INI[Section]" where everything
- * before the '[' is the actual name and "[Section]" is the title of
- * a section within that file that starts with the [Section] heading.
- * Only the specified section of the INI file is processed. If no
- * section is specified then only parts of the file without a section
- * header are processed.
- */
-
- /* Copy the file name part */
- source=File_Name;
- dest=INI_Name;
- while ((*source != '\0') && (*source != '['))
- {
- *(dest++) = *(source++);
- }
- *dest = '\0';
-
- /* Copy the section name part */
- dest = Desired_Section;
- while ((*source != '\0') && (*source != ']'))
- {
- *(dest++) = *(source++);
- }
- *dest = *source;
- *(++dest)='\0';
-
- if ((ini_file = Locate_File(INI_Name, READ_FILE_STRING,".ini",".INI",FALSE)) == NULL)
- {
- return(FALSE);
- }
-
- *Current_Section='\0';
-
- Matched = (*Desired_Section == '\0');
- Never_Matched=TRUE;
-
- while (fgets(Option_Line, 512, ini_file) != NULL)
- {
- if (*Option_Line == '[')
- {
- source=Option_Line;
- dest=Current_Section;
- while ((*source != '\0') && (*source != ']'))
- {
- *(dest++) = *(source++);
- }
- *dest = *source;
- *(++dest)='\0';
- Matched = (pov_stricmp(Current_Section, Desired_Section) == 0);
-
- }
- else
- {
- if (Matched)
- {
- parse_option_line(Option_Line);
- Never_Matched=FALSE;
- }
- }
- }
-
- if (Never_Matched)
- {
- Warning(0.0,"Never found section %s in file %s.\n",Desired_Section,INI_Name);
- }
-
- fclose(ini_file);
-
- return(TRUE);
- }
-
-
- /*****************************************************************************
- *
- * FUNCTION
- *
- * parse_option_line
- *
- * INPUT
- *
- * OUTPUT
- *
- * RETURNS
- *
- * AUTHOR
- *
- * POV-Ray Team
- *
- * DESCRIPTION
- *
- * Given a string containing a line of text, split it into individual
- * switches or options and then pass them off to be parsed by parse_switch
- * or process_variable. This routine is called by parse_ini_file,
- * by the main with argv[] and by READ_ENV_VAR_????
- *
- * CHANGES
- *
- * Mar 1996 : Allow ';' in an option, if it is escaped [AED]
- *
- ******************************************************************************/
-
- void parse_option_line(Option_Line)
- char *Option_Line;
- {
- char *source, *dest;
- char Option_String[512];
- int i,Found;
-
- source = Option_Line;
-
- while (TRUE)
- {
- /* skip leading white space */
- while (((int)*source > 0) && ((int)*source < 33))
- {
- source++;
- }
-
- /* Quit when finished or ignore if commented */
- if ((*source == '\0') || (*source == ';'))
- {
- return;
- }
-
- if ((*source == '=') || (*source == '#'))
- {
- Error("'=' or '#' must be preceded by a keyword.");
- }
-
- /* Copy everything that is not a space, an equals or a comment
- into Option_String
- */
- dest = Option_String;
- while ((isprint((int)*source)) &&
- (*source != ' ') &&
- (*source != '=') &&
- (*source != '#') &&
- (*source != ';'))
- {
- *(dest++) = *(source++);
- }
- *dest = '\0';
-
- /* If its a +/- style switch then just do it */
- if ((*Option_String == '+') || (*Option_String == '-'))
- {
- parse_switch(Option_String);
- continue;
- }
-
- /* Now search the Option_Variables to see if we find a match */
-
- Found=-1;
- for (i = 0 ; i < MAX_OPTION; i++)
- {
- if (pov_stricmp(Option_Variable[i].Token_Name, Option_String) == 0)
- {
- Found=Option_Variable[i].Token_Number;
- break;
- }
- }
-
- if (Found<0)
- {
- /* When an option string does not begin with a '+' or '-', and
- * is not in the list of valid keywords, then it is assumed to
- * be a file name. Most such file names are .INI/.DEF files to
- * be parsed. However the syntax for the +I and the +O
- * command-line switches, allows a space to appear between the
- * switch and the name. For example: "+I MYFILE.POV" is legal.
- * The flags inflag and outflag indicate that there was a +I
- * or +O switch parsed just before this file name.
- */
-
- if (inflag)
- {
- strncpy (opts.Input_File_Name, Option_String, FILE_NAME_LENGTH);
- inflag = FALSE;
- continue;
- }
-
- if (outflag)
- {
- strncpy (opts.Output_File_Name, Option_String, FILE_NAME_LENGTH);
- outflag = FALSE;
- continue;
- }
-
- /* If the keyword didn't match and it wasn't an inflag/outflag
- * thing, then its either a .INI/.DEF file or its an error.
- */
-
- if (++Number_Of_Files > MAX_NESTED_INI)
- {
- Error ("Bad option syntax or too many nested .INI/.DEF files.");
- }
-
- if (!parse_ini_file(Option_String))
- {
- Error ("Bad option syntax or error opening .INI/.DEF file '%s'.\n", Option_String);
- }
- continue;
- }
-
- /* If we make it this far, then it must be an .INI-style setting with
- * the keyword already verified in "Found". We now need to verify that
- * an equals sign follows.
- */
-
- /* skip white space */
- while (((int)*source > 0) && ((int)*source < 33))
- {
- source++;
- }
-
- if ((*source != '=') && (*source != '#'))
- {
- Error("Missing '=' or '#' after %s in option.",Option_String);
- }
-
- source++;
-
- /* Now the entire rest of Option_Line up to but excluding a comment,
- * becomes the variable part of the option.
- */
-
- /* skip white space */
- while (((int)*source > 0) && ((int)*source < 33))
- {
- source++;
- }
-
- dest=source;
-
- /* Cut off comments and any unprintable characters */
- while (*source != '\0')
- {
- /* If the comment character is escaped, pass it through */
- if ((*source == '\\') && (*(source + 1) == ';'))
- {
- *source = ';';
- source++;
- *source = ' ';
- source++;
- }
- else if ((*source == ';') || (! isprint((int)*source) ) )
- {
- *source = '\0';
- }
- else
- {
- source++;
- }
- }
- process_variable(Found, dest);
- return;
- }
- }
-
-
-
- /*****************************************************************************
- *
- * FUNCTION
- *
- * INPUT
- *
- * OUTPUT
- *
- * RETURNS
- *
- * AUTHOR
- *
- * DESCRIPTION
- *
- * CHANGES
- *
- ******************************************************************************/
-
- void Do_Stream_Option (i, value)
- int i;
- char *value;
- {
- if (value==NULL)
- {
- return;
- }
-
- if (*value == '\0')
- {
- return;
- }
-
- if (Stream_Info[i].name != NULL)
- {
- POV_FREE(Stream_Info[i].name);
-
- Stream_Info[i].name = NULL;
- }
-
- if (istrue(value))
- {
- Stream_Info[i].name = POV_MALLOC(strlen(DefaultFile[i])+1, "stream name");
-
- strcpy(Stream_Info[i].name, DefaultFile[i]);
- }
- else
- {
- if (isfalse(value))
- {
- return;
- }
-
- Stream_Info[i].name = POV_MALLOC(strlen(value)+1, "stream name");
-
- strcpy(Stream_Info[i].name, value);
- }
- }
-
-
-
- /*****************************************************************************
- *
- * FUNCTION
- *
- * INPUT
- *
- * OUTPUT
- *
- * RETURNS
- *
- * AUTHOR
- *
- * DESCRIPTION
- *
- * CHANGES
- *
- ******************************************************************************/
-
- void Do_Return_Option (Type, value)
- SHELLTYPE Type;
- char *value;
- {
- char *s;
-
- SHELLDATA *Shell=&(opts.Shellouts[Type]);
-
- Shell->Inverse=FALSE;
- Shell->Ret=IGNORE_RET;
-
- if (value==NULL)
- return;
-
- if (*value=='\0')
- return;
-
- if ((*value=='-') || (*value=='!'))
- {
- Shell->Inverse=TRUE;
- value++;
- }
-
- if (*value=='\0')
- return;
-
- if ((s=strchr(ret_string,toupper(*value))) == NULL)
- {
- Warning(0.0,"Bad value in shellout return '%c'. Only '%s' are allowed.\n",*value,ret_string);
- Shell->Ret = IGNORE_RET;
- }
- else
- {
- Shell->Ret = (SHELLRET)(s-ret_string);
- }
- }
-