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|
@q phypexpr.w @>
@q Created by Laurence Finston Mon Nov 7 19:41:56 CET 2005 @>
@q * (0) Copyright and License.@>
@q This file is part of GNU 3DLDF, a package for three-dimensional drawing. @>
@q Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, @>
@q 2011, 2012, 2013 The Free Software Foundation @>
@q GNU 3DLDF is free software; you can redistribute it and/or modify @>
@q it under the terms of the GNU General Public License as published by @>
@q the Free Software Foundation; either version 3 of the License, or @>
@q (at your option) any later version. @>
@q GNU 3DLDF is distributed in the hope that it will be useful, @>
@q but WITHOUT ANY WARRANTY; without even the implied warranty of @>
@q MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the @>
@q GNU General Public License for more details. @>
@q You should have received a copy of the GNU General Public License @>
@q along with GNU 3DLDF; if not, write to the Free Software @>
@q Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA @>
@q GNU 3DLDF is a GNU package. @>
@q It is part of the GNU Project of the @>
@q Free Software Foundation @>
@q and is published under the GNU General Public License. @>
@q See the website http://www.gnu.org @>
@q for more information. @>
@q GNU 3DLDF is available for downloading from @>
@q http://www.gnu.org/software/3dldf/LDF.html. @>
@q (``@@'' stands for a single at-sign in the following paragraph.) @>
@q Please send bug reports to Laurence.Finston@@gmx.de @>
@q The mailing list help-3dldf@@gnu.org is available for people to @>
@q ask other users for help. @>
@q The mailing list info-3dldf@@gnu.org is for sending @>
@q announcements to users. To subscribe to these mailing lists, send an @>
@q email with ``subscribe <email-address>'' as the subject. @>
@q The author can be contacted at: @>
@q Laurence D. Finston @>
@q c/o Free Software Foundation, Inc. @>
@q 51 Franklin St, Fifth Floor @>
@q Boston, MA 02110-1301 @>
@q USA @>
@q Laurence.Finston@@gmx.de (@@ stands for a single ``at'' sign.)@>
@q * (0) hyperbola expressions. @>
@** hyperbola expressions.
\initials{LDF 2005.11.14.}
\LOG
\initials{LDF 2005.11.14.}
Created this file.
\ENDLOG
@q * (1) hyperbola_primary. @>
@* \hyperbola primary>.
\initials{LDF 2005.11.14.}
\LOG
\initials{LDF 2005.11.14.}
Added this type declaration.
\ENDLOG
@<Type declarations for non-terminal symbols@>=
@=%type <pointer_value> hyperbola_primary@>@/
@q ** (2) hyperbola_primary --> hyperbola_variable.@>
@*1 \hyperbola primary> $\longrightarrow$ \hyperbola variable>.
\LOG
\initials{LDF 2005.11.14.}
Added this rule.
\ENDLOG
@q *** (3) Definition.@>
@<Define rules@>=
@=hyperbola_primary: hyperbola_variable@>@/
{
Id_Map_Entry_Node entry = static_cast<Id_Map_Entry_Node>(@=$1@>);
if (entry == static_cast<Id_Map_Entry_Node>(0) || entry->object == static_cast<void*>(0))
{
@=$$@> = static_cast<void*>(0);
} /* |if (entry == 0 || entry->object == 0)| */
else /* |entry != 0 && entry->object != 0| */
@=$$@> = static_cast<void*>(create_new<Hyperbola>(
static_cast<Hyperbola*>(
entry->object)));
};
@q ** (2) hyperbola_primary --> LEFT_PARENTHESIS hyperbola_expression @>
@q ** (2) RIGHT_PARENTHESIS @>
@*1 \hyperbola primary> $\longrightarrow$ \.{\LP}
\hyperbola expression> \.{\RP}.
\LOG
\initials{LDF 2005.11.14.}
Added this rule.
\ENDLOG
@<Define rules@>=
@=hyperbola_primary: LEFT_PARENTHESIS hyperbola_expression RIGHT_PARENTHESIS@>@/
{
@=$$@> = @=$2@>;
};
@q ***** (5) hyperbola_primary --> LAST @>
@q ***** (5) hyperbola_vector_expression.@>
@*4 \hyperbola primary> $\longrightarrow$
\.{LAST} \hyperbola vector expression>.
\initials{LDF 2005.11.14.}
\LOG
\initials{LDF 2005.11.14.}
Added this rule.
\ENDLOG
@q ****** (6) Definition.@>
@<Define rules@>=
@=hyperbola_primary: LAST hyperbola_vector_expression@>@/
{
Hyperbola* c;
c = create_new<Hyperbola>(0);
Pointer_Vector<Hyperbola>* pv
= static_cast<Pointer_Vector<Hyperbola>*>(@=$2@>);
@q ******* (7) Error handling: |pv == 0|.@>
@ Error handling: |pv == 0|.
\initials{LDF 2005.11.14.}
@<Define rules@>=
if (pv == static_cast<Pointer_Vector<Hyperbola>*>(0))
{
delete c;
@=$$@> = static_cast<void*>(0);
} /* |if (pv == 0)| */
@q ******* (7) Error handling: |pv->ctr == 0|.@>
@ Error handling: |pv->ctr == 0|.
\initials{LDF 2005.11.14.}
@<Define rules@>=
else if (pv->ctr == 0)
{
delete c;
@=$$@> = static_cast<void*>(0);
} /* |else if (pv->ctr == 0)| */
@q ******* (7) |pv != 0 && pv->ctr > 0|.@>
@ |pv != 0 && pv->ctr > 0|. Set |@=$$@>| to |*(pv->v[pv->ctr - 1])|.
\initials{LDF 2005.11.14.}
@<Define rules@>=
else
{
*c = *(pv->v[pv->ctr - 1]);
@=$$@> = static_cast<void*>(c);
}
@q ******* (7) @>
};
@q ** (2) hyperbola_primary --> GET_HYPERBOLA point_vector_primary@>
@*1 \hyperbola primary> $\longrightarrow$ \.{GET\_HYPERBOLA}
\point vector primary>.
\initials{LDF 2007.07.09.}
\LOG
\initials{LDF 2007.07.09.}
Added this rule.
\ENDLOG
@q *** (3) Definition.@>
@<Define rules@>=
@=hyperbola_primary: GET_HYPERBOLA point_vector_primary numeric_primary@>@/
{
@=$$@> = get_conic_section_func<Hyperbola>(
static_cast<Pointer_Vector<Point>*>(@=$2@>),
static_cast<int>(@=$3@>),
Shape::HYPERBOLA_TYPE,
static_cast<Hyperbola*>(0),
parameter);
};
@q ** (2) hyperbola_primary --> GET_HYPERBOLA conic_section_lattice_expression@>
@*1 \hyperbola primary> $\longrightarrow$ \.{GET\_HYPERBOLA}
\conic section lattice expression>.
\initials{LDF 2007.09.26.}
\LOG
\initials{LDF 2007.09.26.}
Added this rule.
\ENDLOG
@q *** (3) Definition.@>
@<Define rules@>=
@=hyperbola_primary: GET_HYPERBOLA conic_section_lattice_expression@>@/
{
Conic_Section_Lattice* c = static_cast<Conic_Section_Lattice*>(@=$2@>);
@=$$@> = (c) ? c->get_hyperbola(static_cast<Scanner_Node>(parameter))
: @=$$@> = static_cast<void*>(0);
};
@q * (1) hyperbola_secondary. @>
@* \hyperbola secondary>.
\initials{LDF 2005.11.14.}
\LOG
\initials{LDF 2005.11.14.}
Added this type declaration.
\ENDLOG
@<Type declarations for non-terminal symbols@>=
@=%type <pointer_value> hyperbola_secondary@>
@q ** (2) hyperbola secondary --> hyperbola_primary.@>
@*1 \hyperbola secondary> $\longrightarrow$ \hyperbola primary>.
\LOG
\initials{LDF 2005.11.14.}
Added this rule.
\ENDLOG
@<Define rules@>=
@=hyperbola_secondary: hyperbola_primary@>@/
{
#if DEBUG_COMPILE
bool DEBUG = false; /* |true| */ @;
if (DEBUG)
{
cerr << "\n*** Parser: hyperbola_secondary --> hyperbola_primary "
<< endl;
}
#endif /* |DEBUG_COMPILE| */@;
@=$$@> = @=$1@>;
};
@q ** (2) hyperbola secondary --> hyperbola_secondary transformer. @>
@*1 \hyperbola secondary> $\longrightarrow$ \hyperbola secondary>
\transformer>.
\initials{LDF 2005.11.14.}
\LOG
\initials{LDF 2005.11.14.}
Added this rule.
\initials{LDF 2005.12.20.}
@:BUG FIX@> BUG FIX: Now deleting |Transform* t|.
\ENDLOG
@<Define rules@>=
@=hyperbola_secondary: hyperbola_secondary transformer@>@/
{
Hyperbola* p = static_cast<Hyperbola*>(@=$1@>);
Transform* t = static_cast<Transform*>(@=$2@>);
*p *= *t;
@=$$@> = static_cast<void*>(p);
delete t;
};
@q * (1) hyperbola tertiary.@>
@* \hyperbola tertiary>.
\initials{LDF 2005.11.14.}
\LOG
\initials{LDF 2005.11.14.}
Added this type declaration.
\ENDLOG
@<Type declarations for non-terminal symbols@>=
@=%type <pointer_value> hyperbola_tertiary@>
@q ** (2) hyperbola tertiary --> hyperbola_secondary. @>
@*1 \hyperbola tertiary> $\longrightarrow$ \hyperbola secondary>.
\initials{LDF 2005.11.14.}
\LOG
\initials{LDF 2005.11.14.}
Added this rule.
\ENDLOG
@<Define rules@>=
@=hyperbola_tertiary: hyperbola_secondary@>@/
{
@=$$@> = @=$1@>;
};
@q * (1) hyperbola expression.@>
@* \hyperbola expression>.
\initials{LDF 2005.11.14.}
\LOG
\initials{LDF 2005.11.14.}
Added this type declaration.
\ENDLOG
@<Type declarations for non-terminal symbols@>=
@=%type <pointer_value> hyperbola_expression@>
@q ** (2) hyperbola expression --> hyperbola_tertiary. @>
@*1 \hyperbola expression> $\longrightarrow$ \hyperbola tertiary>.
\LOG
\initials{LDF 2005.11.14.}
Added this rule.
\ENDLOG
@<Define rules@>=
@=hyperbola_expression: hyperbola_tertiary@>@/
{
@=$$@> = @=$1@>;
};
@q * Emacs-Lisp code for use in indirect buffers when using the @>
@q GNU Emacs editor. The local variable list is not evaluated when an @>
@q indirect buffer is visited, so it's necessary to evaluate the @>
@q following s-expression in order to use the facilities normally @>
@q accessed via the local variables list. @>
@q \initials{LDF 2004.02.12}. @>
@q (progn (cweb-mode) (outline-minor-mode t) (setq fill-column 80)) @>
@q Local Variables: @>
@q mode:CWEB @>
@q eval:(outline-minor-mode t) @>
@q abbrev-file-name:"~/.abbrev_defs" @>
@q eval:(read-abbrev-file) @>
@q fill-column:80 @>
@q run-cweave-on-file:"3DLDFprg.web" @>
@q End: @>
|
