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authorPeter Breitenlohner <peb@mppmu.mpg.de>2015-06-12 08:45:07 +0000
committerPeter Breitenlohner <peb@mppmu.mpg.de>2015-06-12 08:45:07 +0000
commit4403160cd26a0ba4eb014d69bfb9dcd568f64fc6 (patch)
tree0a036c9b3654e6e7b2e73753225598980d25c54f /Build/source/texk/web2c/mfluadir/mfluac.c
parent1dde8ab4578f370c597332ff3421097d7cb39a1a (diff)
Integrate MFLua and MFLuaJIT
git-svn-id: svn://tug.org/texlive/trunk@37504 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/web2c/mfluadir/mfluac.c')
-rw-r--r--Build/source/texk/web2c/mfluadir/mfluac.c1480
1 files changed, 1480 insertions, 0 deletions
diff --git a/Build/source/texk/web2c/mfluadir/mfluac.c b/Build/source/texk/web2c/mfluadir/mfluac.c
new file mode 100644
index 00000000000..5c1ddd5f66a
--- /dev/null
+++ b/Build/source/texk/web2c/mfluadir/mfluac.c
@@ -0,0 +1,1480 @@
+#define EXTERN extern
+
+#if defined(JIT)
+#include "mfluajitd.h"
+#else
+#include "mfluad.h"
+#endif
+
+#include <lua.h>
+#include <lualib.h>
+#include <lauxlib.h>
+
+/**************************************************************/
+/* */
+/* private functions */
+/* */
+/**************************************************************/
+static lua_State *Luas[1];
+
+static void priv_lua_reporterrors(lua_State *L, int status)
+{
+ if ( status!=0 ) {
+ fprintf(stderr,"\n! %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* remove error message */
+ }
+}
+
+#define link_field(p) mem[p].hhfield.rh /* {the |link| field of a memory word} */
+static int priv_mfweb_link(lua_State *L)
+{
+ halfword p,q;
+ p = (halfword) lua_tonumber(L,1);
+ q = link_field(p);
+ lua_pushnumber(L,q);
+ return 1;
+}
+
+#define info_field(p) mem[p].hhfield.lhfield /* {the |info| field of a memory word} */
+static int priv_mfweb_info(lua_State *L)
+{
+ halfword p,q;
+ p = (halfword) lua_tonumber(L,1);
+ q = info_field(p);
+ lua_pushnumber(L,q);
+ return 1;
+}
+
+
+#define x_coord(p) mem[p+1].cint /* {the |x| coordinate of this knot} */
+static int priv_mfweb_x_coord(lua_State *L)
+{
+ halfword p;
+ int q;
+ p = (halfword) lua_tonumber(L,1);
+ q = x_coord(p);
+ lua_pushnumber(L,q);
+ return 1;
+}
+
+#define y_coord(p) mem[p+2].cint /* {the |y| coordinate of this knot} */
+static int priv_mfweb_y_coord(lua_State *L)
+{
+ halfword p,q;
+ p = (halfword) lua_tonumber(L,1);
+ q = y_coord(p);
+ lua_pushnumber(L,q);
+ return 1;
+}
+
+
+#define left_type(p) mem[p].hhfield.b0 /* {characterizes the path entering this knot} */
+static int priv_mfweb_left_type(lua_State *L)
+{
+ halfword p,q;
+ p = (halfword) lua_tonumber(L,1);
+ q = left_type(p);
+ lua_pushnumber(L,q);
+ return 1;
+}
+
+#define right_type(p) mem[p].hhfield.b1 /* {characterizes the path leaving this knot} */
+static int priv_mfweb_right_type(lua_State *L)
+{
+ halfword p,q;
+ p = (halfword) lua_tonumber(L,1);
+ q = right_type(p);
+ lua_pushnumber(L,q);
+ return 1;
+}
+
+
+#define left_x(p) mem[p+3].cint /* {the |x| coordinate of previous control point} */
+static int priv_mfweb_left_x(lua_State *L)
+{
+ halfword p;
+ integer q ;
+ p = (halfword) lua_tonumber(L,1);
+ q = left_x(p);
+ lua_pushnumber(L,q);
+ return 1;
+}
+
+
+#define left_y(p) mem[p+4].cint /* {the |y| coordinate of previous control point} */
+static int priv_mfweb_left_y(lua_State *L)
+{
+ halfword p;
+ integer q ;
+ p = (halfword) lua_tonumber(L,1);
+ q = left_y(p);
+ lua_pushnumber(L,q);
+ return 1;
+}
+
+
+#define right_x(p) mem[p+5].cint /* {the |x| coordinate of next control point} */
+static int priv_mfweb_right_x(lua_State *L)
+{
+ halfword p;
+ integer q ;
+ p = (halfword) lua_tonumber(L,1);
+ q = right_x(p);
+ lua_pushnumber(L,q);
+ return 1;
+}
+
+#define right_y(p) mem[p+6].cint /* {the |y| coordinate of next control point} */
+static int priv_mfweb_right_y(lua_State *L)
+{
+ halfword p;
+ integer q;
+ p = (halfword) lua_tonumber(L,1);
+ q = right_y(p);
+ lua_pushnumber(L,q);
+ return 1;
+}
+
+/* @ Conversely, the |n_sin_cos| routine takes an |angle| and produces the sine */
+/* and cosine of that angle. The results of this routine are */
+/* stored in global integer variables |n_sin| and |n_cos|. */
+
+/* @<Glob...@>= */
+/* @!n_sin,@!n_cos:fraction; {results computed by |n_sin_cos|} */
+
+/* @ Given an integer |z| that is $2^{20}$ times an angle $\theta$ in degrees, */
+/* the purpose of |n_sin_cos(z)| is to set */
+/* |x=@t$r\cos\theta$@>| and |y=@t$r\sin\theta$@>| (approximately), */
+/* for some rather large number~|r|. The maximum of |x| and |y| */
+/* will be between $2^{28}$ and $2^{30}$, so that there will be hardly */
+/* any loss of accuracy. Then |x| and~|y| are divided by~|r|. */
+static int priv_mfweb_n_sin_cos(lua_State *L)
+{
+ nsincos(lua_tonumber(L,1));
+ return 0;
+}
+
+
+/* @ When a lot of work is being done on a particular edge structure, we plant */
+/* a pointer to its main header in the global variable |cur_edges|. */
+/* This saves us from having to pass this pointer as a parameter over and */
+/* over again between subroutines. */
+
+/* Similarly, |cur_wt| is a global weight that is being used by several */
+/* procedures at once. */
+
+/* @<Glob...@>= */
+/* @!cur_edges:pointer; {the edge structure of current interest} */
+/* @!cur_wt:integer; {the edge weight of current interest} */
+static int priv_mfweb_LUAGLOBALGET_cur_edges(lua_State *L)
+{
+ halfword p = curedges;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+
+/* @<Glob...@>= */
+/* @!cur_type:small_number; {the type of the expression just found} */
+/* @!cur_exp:integer; {the value of the expression just found} */
+static int priv_mfweb_LUAGLOBALGET_cur_exp(lua_State *L)
+{
+ halfword p = curexp;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+
+
+
+
+
+/* @d mem_top==30000 {largest index in the |mem| array dumped by \.{INIMF}; */
+/* must be substantially larger than |mem_min| */
+/* and not greater than |mem_max|} */
+static int priv_mfweb_LUAGLOBALGET_mem_top(lua_State *L)
+{
+ integer p = memtop;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+
+
+/* And there are two global variables that affect the rounding */
+/* decisions, as we'll see later; they are called |cur_pen| and |cur_path_type|. */
+/* The latter will be |double_path_code| if |make_spec| is being */
+/* applied to a double path.*/
+/* @!cur_pen:pointer; {an implicit input of |make_spec|, used in autorounding} */
+static int priv_mfweb_LUAGLOBALGET_cur_pen(lua_State *L)
+{
+ halfword p = curpen;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+
+/* @ The current octant code appears in a global variable. If, for example, */
+/* we have |octant=third_octant|, it means that a curve traveling in a north to */
+/* north-westerly direction has been rotated for the purposes of internal */
+/* calculations so that the |move| data travels in an east to north-easterly */
+/* direction. We want to unrotate as we update the edge structure. */
+/* */
+/* @<Glob...@>= */
+/* @!octant:first_octant..sixth_octant; {the current octant of interest} */
+static int priv_mfweb_LUAGLOBALGET_octant(lua_State *L)
+{
+ char p = octant;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+
+
+
+
+/* @ \MF\ also has a bunch of internal parameters that a user might want to */
+/* fuss with. Every such parameter has an identifying code number, defined here. */
+/* Warning: these parameters must be the same of the original MF !! */
+#define tracing_titles 1 /*show titles online when they appear} */
+#define tracing_equations 2 /*show each variable when it becomes known} */
+#define tracing_capsules 3 /*show capsules too} */
+#define tracing_choices 4 /*show the control points chosen for paths} */
+#define tracing_specs 5 /*show subdivision of paths into octants before digitizing} */
+#define tracing_pens 6 /*show details of pens that are made} */
+#define tracing_commands 7 /*show commands and operations before they are performed} */
+#define tracing_restores 8 /*show when a variable or internal is restored} */
+#define tracing_macros 9 /*show macros before they are expanded} */
+#define tracing_edges 10 /*show digitized edges as they are computed} */
+#define tracing_output 11 /*show digitized edges as they are output} */
+#define tracing_stats 12 /*show memory usage at end of job} */
+#define tracing_online 13 /*show long diagnostics on terminal and in the log file} */
+#define year 14 /*the current year (e.g., 1984)} */
+#define month 15 /*the current month (e.g., 3 $\equiv$ March)} */
+#define day 16 /*the current day of the month} */
+#define time 17 /*the number of minutes past midnight when this job started} */
+#define char_code 18 /*the number of the next character to be output} */
+#define char_ext 19 /*the extension code of the next character to be output} */
+#define char_wd 20 /*the width of the next character to be output} */
+#define char_ht 21 /*the height of the next character to be output} */
+#define char_dp 22 /*the depth of the next character to be output} */
+#define char_ic 23 /*the italic correction of the next character to be output} */
+#define char_dx 24 /*the device's $x$ movement for the next character, in pixels} */
+#define char_dy 25 /*the device's $y$ movement for the next character, in pixels} */
+#define design_size 26 /*the unit of measure used for |char_wd..char_ic|, in points} */
+#define hppp 27 /*the number of horizontal pixels per point} */
+#define vppp 28 /*the number of vertical pixels per point} */
+#define x_offset 29 /*horizontal displacement of shipped-out characters} */
+#define y_offset 30 /*vertical displacement of shipped-out characters} */
+#define pausing 31 /*positive to display lines on the terminal before they are read} */
+#define showstopping 32 /*positive to stop after each \&{show} command} */
+#define fontmaking 33 /*positive if font metric output is to be produced} */
+#define proofing 34 /*positive for proof mode, negative to suppress output} */
+#define smoothing 35 /*positive if moves are to be ``smoothed''} */
+#define autorounding 36 /*controls path modification to ``good'' points} */
+#define granularity 37 /*autorounding uses this pixel size} */
+#define fillin 38 /*extra darkness of diagonal lines} */
+#define turning_check 39 /*controls reorientation of clockwise paths} */
+#define warning_check 40 /*controls error message when variable value is large} */
+#define boundary_char 41 /*the right boundary character for ligatures} */
+/* @d max_given_internal=41 */
+
+static int priv_mfweb_LUAGLOBALGET_char_code(lua_State *L)
+{
+ integer p = roundunscaled ( internal [char_code]) % 256 ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+static int priv_mfweb_LUAGLOBALGET_char_ext(lua_State *L)
+{
+ integer p = roundunscaled ( internal [char_ext]) ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+
+static int priv_mfweb_LUAGLOBALGET_char_wd(lua_State *L)
+{
+ integer p = internal [char_wd] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+static int priv_mfweb_LUAGLOBALGET_char_ht(lua_State *L)
+{
+ integer p = internal [char_ht] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+static int priv_mfweb_LUAGLOBALGET_char_dp(lua_State *L)
+{
+ integer p = internal [char_dp] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+static int priv_mfweb_LUAGLOBALGET_char_ic(lua_State *L)
+{
+ integer p = internal [char_ic] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+static int priv_mfweb_LUAGLOBALGET_char_dx(lua_State *L)
+{
+ integer p = internal [char_dx] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+static int priv_mfweb_LUAGLOBALGET_char_dy(lua_State *L)
+{
+ integer p = internal [char_dy] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+static int priv_mfweb_LUAGLOBALGET_designsize(lua_State *L)
+{
+ integer p = internal [design_size] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+static int priv_mfweb_LUAGLOBALGET_hppp(lua_State *L)
+{
+ integer p = internal [hppp] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+static int priv_mfweb_LUAGLOBALGET_vppp(lua_State *L)
+{
+ integer p = internal [vppp] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+static int priv_mfweb_LUAGLOBALGET_x_offset(lua_State *L)
+{
+ integer p = internal [x_offset] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+static int priv_mfweb_LUAGLOBALGET_y_offset(lua_State *L)
+{
+ integer p = internal [y_offset] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+static int priv_mfweb_LUAGLOBALGET_granularity(lua_State *L)
+{
+ integer p = internal [granularity] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+static int priv_mfweb_LUAGLOBALGET_fillin(lua_State *L)
+{
+ integer p = internal [fillin] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+static int priv_mfweb_LUAGLOBALGET_turning_check(lua_State *L)
+{
+ integer p = internal [turning_check] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+static int priv_mfweb_LUAGLOBALGET_boundary_char(lua_State *L)
+{
+ integer p = internal [boundary_char] ;
+ lua_pushnumber(L,p);
+ return 1;
+}
+
+
+
+
+
+
+/**************************************************************/
+/* */
+/* mflua layer */
+/* */
+/**************************************************************/
+int mfluabeginprogram(void)
+{
+ lua_State *L = luaL_newstate();
+ const char* luafile = "begin_program.lua";
+ int res ;
+ luaL_openlibs(L);
+ Luas[0] = L;
+ /* execute Lua external "begin_program.lua" */
+ res = luaL_loadfile(L, luafile);
+ if ( res==0 ) {
+ res = lua_pcall(L, 0, 0, 0);
+ }
+ /* stackdump_g(L); */
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+int mfluaendprogram(void)
+{
+ lua_State *L = Luas[0];
+ /* execute Lua external "end_program.lua" */
+ const char* file = "end_program.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ) {
+ res = lua_pcall(L, 0, 0, 0);
+ }
+ /* stackdump_g(L); */
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+int mfluaPREstartofMF(void)
+{
+ lua_State *L = Luas[0];
+ const char* file = "start_of_MF.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "PRE_start_of_MF"); /* function to be called */
+ /* do the call (0 arguments, 1 result) */
+ res = lua_pcall(L, 0, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `PRE_start_of_MF number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /* stackdump_g(L); */
+ priv_lua_reporterrors(L, res);
+ return 0;
+
+}
+
+
+int mfluaPREmaincontrol(void)
+{
+ lua_State *L = Luas[0];
+ const char* file = "main_control.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "PRE_main_control"); /* function to be called */
+ /* do the call (0 arguments, 1 result) */
+ res = lua_pcall(L, 0, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `PRE_main_control called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+
+}
+
+
+int mfluaPOSTmaincontrol(void)
+{
+ lua_State *L = Luas[0];
+ const char* file = "main_control.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "POST_main_control"); /* function to be called */
+ /* do the call (0 arguments, 1 result) */
+ res = lua_pcall(L, 0, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `POST_main_control called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+
+}
+
+
+
+int mfluainitialize(void)
+{
+ /* execute Lua external "mfluaini.lua" */
+ lua_State *L = Luas[0];
+ const char* file = "mfluaini.lua";
+ int res ;
+ /* register lua functions */
+ lua_pushcfunction(L, priv_mfweb_link);lua_setglobal(L, "link");
+ lua_pushcfunction(L, priv_mfweb_info);lua_setglobal(L, "info");
+ lua_pushcfunction(L, priv_mfweb_x_coord);lua_setglobal(L, "x_coord");
+ lua_pushcfunction(L, priv_mfweb_y_coord);lua_setglobal(L, "y_coord");
+ lua_pushcfunction(L, priv_mfweb_left_type);lua_setglobal(L, "left_type");
+ lua_pushcfunction(L, priv_mfweb_right_type);lua_setglobal(L, "right_type");
+ lua_pushcfunction(L, priv_mfweb_left_x);lua_setglobal(L, "left_x");
+ lua_pushcfunction(L, priv_mfweb_left_y);lua_setglobal(L, "left_y");
+ lua_pushcfunction(L, priv_mfweb_right_x);lua_setglobal(L, "right_x");
+ lua_pushcfunction(L, priv_mfweb_right_y);lua_setglobal(L, "right_y");
+ lua_pushcfunction(L, priv_mfweb_n_sin_cos);lua_setglobal(L, "n_sin_cos");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_cur_edges);lua_setglobal(L, "LUAGLOBALGET_cur_edges");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_cur_exp);lua_setglobal(L, "LUAGLOBALGET_cur_exp");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_mem_top);lua_setglobal(L, "LUAGLOBALGET_mem_top");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_cur_pen);lua_setglobal(L, "LUAGLOBALGET_cur_pen");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_octant);lua_setglobal(L, "LUAGLOBALGET_octant");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_code);lua_setglobal(L, "LUAGLOBALGET_char_code");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_ext);lua_setglobal(L, "LUAGLOBALGET_char_ext");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_wd);lua_setglobal(L, "LUAGLOBALGET_char_wd");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_ht);lua_setglobal(L, "LUAGLOBALGET_char_ht");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_dp);lua_setglobal(L, "LUAGLOBALGET_char_dp");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_ic);lua_setglobal(L, "LUAGLOBALGET_char_ic");
+ /* */
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_dx);lua_setglobal(L,"LUAGLOBALGET_char_dx");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_char_dy);lua_setglobal(L,"LUAGLOBALGET_char_dy");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_designsize);lua_setglobal(L,"LUAGLOBALGET_designsize");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_hppp);lua_setglobal(L,"LUAGLOBALGET_hppp");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_vppp);lua_setglobal(L,"LUAGLOBALGET_vppp");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_x_offset);lua_setglobal(L,"LUAGLOBALGET_x_offset");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_y_offset);lua_setglobal(L,"LUAGLOBALGET_y_offset");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_granularity);lua_setglobal(L,"LUAGLOBALGET_granularity");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_fillin);lua_setglobal(L,"LUAGLOBALGET_fillin");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_turning_check);lua_setglobal(L,"LUAGLOBALGET_turning_check");
+ lua_pushcfunction(L, priv_mfweb_LUAGLOBALGET_boundary_char);lua_setglobal(L,"LUAGLOBALGET_boundary_char");
+
+ /*lua_pushcfunction(L, priv_mfweb_SKELETON);lua_setglobal(L, "SKELETON");*/
+ /* execute Lua external "mfluaini.lua" */
+ res = luaL_loadfile(L, file);
+ if ( res==0 ) {
+ res = lua_pcall(L, 0, 0, 0);
+ }
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+int mfluaPOSTfinalcleanup(void)
+{
+ lua_State *L = Luas[0];
+ const char* file = "final_cleanup.lua";
+ int res = luaL_loadfile(L, file);
+ /*if (res!=0) {fprintf(stderr,"\n! Warning: file final_cleanup not loaded\n",lua_tostring(L, -1)); return res;}*/
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ /*if (res!=0) {fprintf(stderr,"\n! Error: final_cleanup lua_pcall fails\n",lua_tostring(L, -1)); return res;}*/
+ if (res==0){
+ lua_getglobal(L, "POST_final_cleanup"); /* function to be called */
+ /* do the call (0 arguments, 1 result) */
+ res = lua_pcall(L, 0, 1, 0) ;
+ /*if (res!=0) {fprintf(stderr,"\n! Error:function `POST_final_cleanup called fails\n",lua_tostring(L, -1)); return res;}*/
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `POST_final_cleanup called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+
+/* Not a good way: */
+/* 1) these definitions are taken from mfcoerc.h which is generated at run-time */
+/* 2) too much coupling with webc2c translation of mf.web*/
+/* */
+/* #define printdiagnostic(s, t, nuline) zprintdiagnostic((strnumber) (s), (strnumber) (t), (boolean) (nuline)) */
+/* #define print(s) zprint((integer) (s)) */
+/* #define printarg(q, n, b) zprintarg((halfword) (q), (integer) (n), (halfword) (b) */
+/* int mfluaprintpath P3C(halfword, h , strnumber, s , boolean, nuline) */
+/* { */
+/* fprintf(stderr,"\n! %d \n",s); */
+/* printdiagnostic ( 517 , s , nuline ) ; */
+/* println () ; */
+/* print ( 518 ) ; */
+/* println () ; */
+/* fprintf(stderr,"\n! %s\n","*end***************"); */
+
+/* lua_State *L = Luas[0]; */
+/* const char* file = "print_path.lua"; */
+/* int res = luaL_loadfile(L, file); */
+/* if ( res==0 ) { */
+/* res = lua_pcall(L, 0, 0, 0); */
+/* } */
+/* // */
+/* //stackdump_g(L); */
+
+/* // */
+/* priv_lua_reporterrors(L, res); */
+/* return 0; */
+
+/* } */
+
+int mfluaprintpath(halfword h, strnumber s, boolean nuline)
+{
+ lua_State *L = Luas[0];
+ const char* file = "print_path.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "print_path"); /* function to be called */
+ lua_pushnumber(L, h); /* push 1st argument */
+ lua_pushnumber(L, s); /* push 2nd argument */
+ lua_pushnumber(L, nuline); /* push 3nd argument */
+ /* do the call (3 arguments, 1 result) */
+ res = lua_pcall(L, 3, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `print_path' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L); */
+ priv_lua_reporterrors(L, res);
+ return 0;
+
+}
+
+
+int mfluaprintedges(strnumber s, boolean nuline, integer xoff, integer yoff)
+{
+
+ lua_State *L = Luas[0];
+ const char* file = "print_edges.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "print_edges"); /* function to be called */
+ lua_pushnumber(L, s); /* push 1st argument */
+ lua_pushnumber(L, nuline); /* push 2nd argument */
+ lua_pushnumber(L, xoff); /* push 3nd argument */
+ lua_pushnumber(L, yoff); /* push 4nd argument */
+ /* do the call (4 arguments, 1 result) */
+ res = lua_pcall(L, 4, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `print_edges' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+
+}
+
+
+/* int mfluaoffsetprep(halfword c, halfword h) */
+/* { */
+
+/* lua_State *L = Luas[0]; */
+/* const char* file = "offset_prep.lua"; */
+/* int res = luaL_loadfile(L, file); */
+/* if ( res==0 ){ */
+/* res = lua_pcall(L, 0, 0, 0); */
+/* if (res==0){ */
+/* lua_getglobal(L, "offset_prep"); /\* function to be called *\/ */
+/* lua_pushnumber(L, c); /\* push 1st argument *\/ */
+/* lua_pushnumber(L, h); /\* push 2nd argument *\/ */
+/* /\* do the call (2 arguments, 1 result) *\/ */
+/* res = lua_pcall(L, 2, 1, 0) ; */
+/* if (res==0) { */
+/* /\* retrieve result *\/ */
+/* int z = 0; */
+/* if (!lua_isnumber(L, -1)){ */
+/* fprintf(stderr,"\n! Error:function `offset_prep' must return a number\n",lua_tostring(L, -1)); */
+/* lua_pop(L, 1); /\* pop returned value *\/ */
+/* return z; */
+/* }else { */
+/* z = lua_tonumber(L, -1); */
+/* lua_pop(L, 1); /\* pop returned value *\/ */
+/* return z; */
+/* } */
+/* } */
+/* } */
+/* } */
+/* // */
+/* //stackdump_g(L); */
+/* // */
+/* priv_lua_reporterrors(L, res); */
+/* return 0; */
+
+/* } */
+
+
+/* */
+/* Sensor before and after offset_prep */
+/* */
+int mfluaPREoffsetprep(halfword c, halfword h)
+{
+
+ lua_State *L = Luas[0];
+ const char* file = "offset_prep.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "PRE_offset_prep"); /* function to be called */
+ lua_pushnumber(L, c); /* push 1st argument */
+ lua_pushnumber(L, h); /* push 2nd argument */
+ /* do the call (2 arguments, 1 result) */
+ res = lua_pcall(L, 2, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `PRE_offset_prep' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+
+}
+
+int mfluaPOSToffsetprep(halfword c, halfword h)
+{
+
+ lua_State *L = Luas[0];
+ const char* file = "offset_prep.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "POST_offset_prep"); /* function to be called */
+ lua_pushnumber(L, c); /* push 1st argument */
+ lua_pushnumber(L, h); /* push 2nd argument */
+ /* do the call (2 arguments, 1 result) */
+ res = lua_pcall(L, 2, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `PRE_offset_prep' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+
+}
+
+
+int mfluaPREfillenveloperhs(halfword rhs)
+{
+ lua_State *L = Luas[0];
+ const char* file = "do_add_to.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "PRE_fill_envelope_rhs"); /* function to be called */
+ lua_pushnumber(L, rhs); /* push 1st argument */
+ /* do the call (1 arguments, 1 result) */
+ res = lua_pcall(L, 1, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `PRE_fill_envelope_rhs' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+int mfluaPOSTfillenveloperhs(halfword rhs)
+{
+ lua_State *L = Luas[0];
+ const char* file = "do_add_to.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "POST_fill_envelope_rhs"); /* function to be called */
+ lua_pushnumber(L, rhs); /* push 1st argument */
+ /* do the call (1 arguments, 1 result) */
+ res = lua_pcall(L, 1, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `POST_fill_envelope_rhs' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L); */
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+
+int mfluaPREfillenvelopelhs(halfword lhs)
+{
+ lua_State *L = Luas[0];
+ const char* file = "do_add_to.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "PRE_fill_envelope_lhs"); /* function to be called */
+ lua_pushnumber(L, lhs); /* push 1st argument */
+ /* do the call (1 arguments, 1 result) */
+ res = lua_pcall(L, 1, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `PRE_fill_envelope_lhs' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+int mfluaPOSTfillenvelopelhs(halfword lhs)
+{
+ lua_State *L = Luas[0];
+ const char* file = "do_add_to.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "POST_fill_envelope_lhs"); /* function to be called */
+ lua_pushnumber(L, lhs); /* push 1st argument */
+ /* do the call (1 arguments, 1 result) */
+ res = lua_pcall(L, 1, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `POST_fill_envelope_lhs' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+
+int mfluaPREfillspecrhs(halfword rhs)
+{
+ lua_State *L = Luas[0];
+ const char* file = "do_add_to.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "PRE_fill_spec_rhs"); /* function to be called */
+ lua_pushnumber(L, rhs); /* push 1st argument */
+ /* do the call (1 arguments, 1 result) */
+ res = lua_pcall(L, 1, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `PRE_fill_spec_rhs' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+int mfluaPOSTfillspecrhs(halfword rhs)
+{
+ lua_State *L = Luas[0];
+ const char* file = "do_add_to.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "POST_fill_spec_rhs"); /* function to be called */
+ lua_pushnumber(L, rhs); /* push 1st argument */
+ /* do the call (1 arguments, 1 result) */
+ res = lua_pcall(L, 1, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `POST_fill_spec_rhs' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+int mfluaPREfillspeclhs(halfword lhs)
+{
+ lua_State *L = Luas[0];
+ const char* file = "do_add_to.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "PRE_fill_spec_lhs"); /* function to be called */
+ lua_pushnumber(L, lhs); /* push 1st argument */
+ /* do the call (1 arguments, 1 result) */
+ res = lua_pcall(L, 1, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `PRE_fill_spec_lhs' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+int mfluaPOSTfillspeclhs(halfword lhs)
+{
+ lua_State *L = Luas[0];
+ const char* file = "do_add_to.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "POST_fill_spec_lhs"); /* function to be called */
+ lua_pushnumber(L, lhs); /* push 1st argument */
+ /* do the call (1 arguments, 1 result) */
+ res = lua_pcall(L, 1, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `POST_fill_spec_lhs' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+int mfluaPREmovetoedges(halfword lhs)
+{
+ lua_State *L = Luas[0];
+ const char* file = "fill_spec.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "PRE_move_to_edges"); /* function to be called */
+ lua_pushnumber(L, lhs); /* push 1st argument */
+ /* do the call (1 arguments, 1 result) */
+ res = lua_pcall(L, 1, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `PRE_move_to_edges' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+
+int mfluaPOSTmovetoedges(halfword lhs)
+{
+ lua_State *L = Luas[0];
+ const char* file = "fill_spec.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "POST_move_to_edges"); /* function to be called */
+ lua_pushnumber(L, lhs); /* push 1st argument */
+ /* do the call (1 arguments, 1 result) */
+ res = lua_pcall(L, 1, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `POST_move_to_edges' must return a number called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+
+int mfluaPREmakechoices(halfword p)
+{
+ lua_State *L = Luas[0];
+ const char* file = "scan_direction.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "PRE_make_choices"); /* function to be called */
+ lua_pushnumber(L, p); /* push 1st argument */
+ /* do the call (1 arguments, 1 result) */
+ res = lua_pcall(L, 1, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `PRE_make_choices' must return a number and not %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+int mfluaPOSTmakechoices(halfword p)
+{
+ lua_State *L = Luas[0];
+ const char* file = "scan_direction.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "POST_make_choices"); /* function to be called */
+ lua_pushnumber(L, p); /* push 1st argument */
+ /* do the call (1 arguments, 1 result) */
+ res = lua_pcall(L, 1, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `POST_make_choices' must return a number and not %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+
+
+
+
+
+int mfluaprintretrogradeline(integer x0, integer y0, integer cur_x, integer cur_y)
+{
+ lua_State *L = Luas[0];
+ const char* file = "skew_line_edges.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "print_retrograde_line"); /* function to be called */
+ lua_pushnumber(L, x0); /* push 1st argument */
+ lua_pushnumber(L, y0); /* push 2nd argument */
+ lua_pushnumber(L, cur_x); /* push 3th argument */
+ lua_pushnumber(L, cur_y); /* push 4th argument */
+ /* do the call (4 arguments, 1 result) */
+ res = lua_pcall(L, 4, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `print_retrograde_line called with %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+
+}
+
+
+int mfluaPREmakeellipse(integer major_axis, integer minor_axis, integer theta , integer tx, integer ty,integer q)
+{
+ lua_State *L = Luas[0];
+ const char* file = "make_ellipse.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "PRE_make_ellipse"); /* function to be called */
+ lua_pushnumber(L, major_axis); /* push 1st argument */
+ lua_pushnumber(L, minor_axis); /* push 2nd argument */
+ lua_pushnumber(L, theta); /* push 3th argument */
+ lua_pushnumber(L, tx); /* push 4th argument */
+ lua_pushnumber(L, ty); /* push 5th argument */
+ lua_pushnumber(L, q); /* push 6th argument */
+ /* do the call (6 arguments, 1 result) */
+ res = lua_pcall(L, 6, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `PRE_make_ellipse returns %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+
+}
+
+
+int mfluaPOSTmakeellipse(integer major_axis, integer minor_axis, integer theta , integer tx, integer ty,integer q)
+{
+ lua_State *L = Luas[0];
+ const char* file = "make_ellipse.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "POST_make_ellipse"); /* function to be called */
+ lua_pushnumber(L, major_axis); /* push 1st argument */
+ lua_pushnumber(L, minor_axis); /* push 2nd argument */
+ lua_pushnumber(L, theta); /* push 3th argument */
+ lua_pushnumber(L, tx); /* push 4th argument */
+ lua_pushnumber(L, ty); /* push 5th argument */
+ lua_pushnumber(L, q); /* push 6th argument */
+ /* do the call (6 arguments, 1 result) */
+ res = lua_pcall(L, 6, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `PRE_make_ellipse returns %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+
+}
+
+
+
+
+
+
+
+
+int mfluaprinttransitionlinefrom(integer x, integer y)
+{
+ lua_State *L = Luas[0];
+ const char* file = "fill_envelope.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "print_transition_line_from"); /* function to be called */
+ lua_pushnumber(L, x); /* push 1st argument */
+ lua_pushnumber(L, y); /* push 2nd argument */
+ /* do the call (2 arguments, 1 result) */
+ res = lua_pcall(L, 2, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `print_transition_from' must return a number and nt %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+int mfluaprinttransitionlineto(integer x, integer y)
+{
+ lua_State *L = Luas[0];
+ const char* file = "fill_envelope.lua";
+ int res = luaL_loadfile(L, file);
+ if ( res==0 ){
+ res = lua_pcall(L, 0, 0, 0);
+ if (res==0){
+ lua_getglobal(L, "print_transition_line_to"); /* function to be called */
+ lua_pushnumber(L, x); /* push 1st argument */
+ lua_pushnumber(L, y); /* push 2nd argument */
+ /* do the call (2 arguments, 1 result) */
+ res = lua_pcall(L, 2, 1, 0) ;
+ if (res==0) {
+ /* retrieve result */
+ int z = 0;
+ if (!lua_isnumber(L, -1)){
+ fprintf(stderr,"\n! Error:function `print_transition_to' must return a number and not %s\n",lua_tostring(L, -1));
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }else {
+ z = lua_tonumber(L, -1);
+ lua_pop(L, 1); /* pop returned value */
+ return z;
+ }
+ }
+ }
+ }
+ /*stackdump_g(L);*/
+ priv_lua_reporterrors(L, res);
+ return 0;
+}
+
+#define priv_append_char(c) do { \
+ strpool[poolptr]=c; \
+ poolptr++; \
+} while(0)
+
+#define priv_str_room(l) do { \
+ if ((poolptr + l) > maxpoolptr) { \
+ if ((poolptr + l) > poolsize) { \
+ fprintf(stderr,"\n! (Lua) MFLua capacity exceeded, sorry [pool size=%ld]\nIf you really absolutely need more capacity,\nyou can ask a wizard to enlarge me.\n",poolsize-initpoolptr); \
+ exit(1); \
+ } \
+ maxpoolptr = poolptr + l; \
+ } \
+} while (0)
+
+int mfluarunscript(halfword j, halfword first, halfword limit)
+{
+ int i ;
+ lua_State *L ;
+ unsigned char last_char;
+ int error;
+ const char *str;
+ size_t len;
+ L = Luas[0];
+ last_char = strpool[j+limit-first] ;
+ /* end of a C string */
+ strpool[j+limit-first] = '\0';
+ str = (const char *)(strpool+j) ;
+ /*fprintf(stderr,"\n! str=%s\n",str);*/
+ /* do the call (0 arguments, 1 result) */
+ error = (luaL_loadstring(L, str) || lua_pcall(L, 0, 1, 0)) ;
+ strpool[j+limit-first] = last_char;
+ if(error) {
+ priv_lua_reporterrors(L,error);
+ } else {
+ /* retrieve result */
+ str = lua_tolstring(L, -1,&len);
+ priv_str_room(len);
+ for(i=0;i<len;i++){
+ priv_append_char( (unsigned char)(*(str+i))) ;
+ }
+ lua_pop(L, 1); /* pop returned value */
+ }
+ return 0;
+}