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-rw-r--r--modules/libscroll/Makefile609
-rw-r--r--modules/libscroll/Makefile.am14
-rw-r--r--modules/libscroll/Makefile.in609
-rw-r--r--modules/libscroll/libscroll.c494
-rw-r--r--modules/libscroll/libscroll.h120
-rw-r--r--modules/libscroll/libscroll_exports.h101
6 files changed, 1947 insertions, 0 deletions
diff --git a/modules/libscroll/Makefile b/modules/libscroll/Makefile
new file mode 100644
index 0000000..1c29aae
--- /dev/null
+++ b/modules/libscroll/Makefile
@@ -0,0 +1,609 @@
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+# libscroll/Makefile. Generated from Makefile.in by configure.
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+# Copyright (C) 1994-2012 Free Software Foundation, Inc.
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+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
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+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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+@AMDEP_TRUE@@am__fastdepCC_FALSE@ source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
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+.c.lo:
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+@am__fastdepCC_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Plo
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+
+mostlyclean-libtool:
+ -rm -f *.lo
+
+clean-libtool:
+ -rm -rf .libs _libs
+
+ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
+ list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
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+ END { if (nonempty) { for (i in files) print i; }; }'`; \
+ mkid -fID $$unique
+tags: TAGS
+
+TAGS: $(HEADERS) $(SOURCES) $(TAGS_DEPENDENCIES) \
+ $(TAGS_FILES) $(LISP)
+ set x; \
+ here=`pwd`; \
+ list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
+ unique=`for i in $$list; do \
+ if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
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+ if test -z "$(ETAGS_ARGS)$$*$$unique"; then :; else \
+ test -n "$$unique" || unique=$$empty_fix; \
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+ $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
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+ctags: CTAGS
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+ $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
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+ test -z "$(CTAGS_ARGS)$$unique" \
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+
+GTAGS:
+ here=`$(am__cd) $(top_builddir) && pwd` \
+ && $(am__cd) $(top_srcdir) \
+ && gtags -i $(GTAGS_ARGS) "$$here"
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+ [\\/]* | ?:[\\/]*) sdir="$(srcdir)" ;; \
+ *) sdir=$(subdir)/$(srcdir) ;; \
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+ if test -f "$$i"; then \
+ echo "$(subdir)/$$i"; \
+ else \
+ echo "$$sdir/$$i"; \
+ fi; \
+ done >> $(top_builddir)/cscope.files
+
+distclean-tags:
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+distdir: $(DISTFILES)
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+
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+ -test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
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+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/modules/libscroll/libscroll.c b/modules/libscroll/libscroll.c
new file mode 100644
index 0000000..6f15582
--- /dev/null
+++ b/modules/libscroll/libscroll.c
@@ -0,0 +1,494 @@
+/*
+ * Copyright © 2006-2016 SplinterGU (Fenix/Bennugd)
+ * Copyright © 2002-2006 Fenix Team (Fenix)
+ * Copyright © 1999-2002 José Luis Cebrián Pagüe (Fenix)
+ *
+ * This file is part of Bennu - Game Development
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ *
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ *
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+ *
+ */
+
+/* --------------------------------------------------------------------------- */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "bgddl.h"
+#include "dlvaracc.h"
+
+#include "libgrbase.h"
+#include "libblit.h"
+#include "librender.h"
+#include "libvideo.h"
+#include "resolution.h"
+
+#include "libscroll.h"
+
+#include "libscroll_exports.h"
+
+/* --------------------------------------------------------------------------- */
+
+/* Indicadores de bloqueo */
+#define GRAPH_HWRAP 1
+#define GRAPH_VWRAP 2
+#define BACK_HWRAP 4
+#define BACK_VWRAP 8
+
+/* --------------------------------------------------------------------------- */
+
+int scrolls_objects[ 10 ] = { 0 };
+
+scrolldata scrolls[ 10 ] ;
+
+/* --------------------------------------------------------------------------- */
+
+/* Locals */
+
+enum {
+ CTYPE = 0,
+ CNUMBER,
+ PROCESS_ID,
+ STATUS,
+ COORDX,
+ COORDY,
+ COORDZ,
+ RESOLUTION
+};
+
+/* Globals */
+
+enum {
+ SCROLLS = 0
+};
+
+/* --------------------------------------------------------------------------- */
+
+DLVARFIXUP __bgdexport( libscroll, locals_fixup )[] =
+{
+ /* Nombre de variable global, puntero al dato, tamaño del elemento, cantidad de elementos */
+ { "ctype" , NULL, -1, -1 },
+ { "cnumber" , NULL, -1, -1 },
+ { "id", NULL, -1, -1 },
+ { "reserved.status", NULL, -1, -1 },
+ { "x" , NULL, -1, -1 },
+ { "y" , NULL, -1, -1 },
+ { "z" , NULL, -1, -1 },
+ { "resolution" , NULL, -1, -1 },
+ { NULL , NULL, -1, -1 }
+};
+
+/* --------------------------------------------------------------------------- */
+
+DLVARFIXUP __bgdexport( libscroll, globals_fixup )[] =
+{
+ /* Nombre de variable global, puntero al dato, tamaño del elemento, cantidad de elementos */
+ { "scroll" , NULL, -1, -1 },
+ { NULL , NULL, -1, -1 }
+};
+
+/* --------------------------------------------------------------------------- */
+
+static void draw_scroll( int n, REGION * clip );
+static int info_scroll( int n, REGION * clip, int * z, int * drawme );
+
+/* --------------------------------------------------------------------------- */
+
+void scroll_region( int n, REGION * r )
+{
+ if ( n < 0 || n > 9 ) return ;
+
+ /* Corrected from x,y... to posx,posy... so out_region works fine */
+ r->x -= scrolls[n].posx0 ;
+ r->y -= scrolls[n].posy0 ;
+ r->x2 -= scrolls[n].posx0 ;
+ r->y2 -= scrolls[n].posy0 ;
+}
+
+/* --------------------------------------------------------------------------- */
+
+void scroll_start( int n, int fileid, int graphid, int backid, int region, int flags, int destfile, int destid )
+{
+ SCROLL_EXTRA_DATA * data;
+
+ if ( n >= 0 && n <= 9 )
+ {
+ if ( region < 0 || region > 31 ) region = 0 ;
+
+ scrolls[n].active = 1 ;
+ scrolls[n].fileid = fileid ;
+ scrolls[n].graphid = graphid ;
+ scrolls[n].backid = backid ;
+ scrolls[n].region = &regions[region] ;
+ scrolls[n].flags = flags ;
+ scrolls[n].destfile = destfile;
+ scrolls[n].destid = destid;
+
+ data = &(( SCROLL_EXTRA_DATA * ) &GLODWORD( libscroll, SCROLLS ) )[n] ;
+
+ data->reserved[0] = ( int32_t ) &scrolls[n]; /* First reserved dword point to internal scrolldata struct */
+
+ if ( scrolls_objects[n] ) gr_destroy_object( scrolls_objects[n] );
+ scrolls_objects[n] = ( int )gr_new_object( 0, info_scroll, draw_scroll, n );
+ }
+}
+
+/* --------------------------------------------------------------------------- */
+
+void scroll_stop( int n )
+{
+ if ( n >= 0 && n <= 9 )
+ {
+ if ( scrolls_objects[n] )
+ {
+ gr_destroy_object( scrolls_objects[n] );
+ scrolls_objects[n] = 0;
+ scrolls[n].active = 0 ;
+ }
+ }
+}
+
+/* --------------------------------------------------------------------------- */
+
+void scroll_update( int n )
+{
+ int x0, y0, x1, y1, cx, cy, w, h, speed ;
+
+ REGION bbox;
+ GRAPH * gr, * graph, * back;
+
+ SCROLL_EXTRA_DATA * data;
+
+ if ( n < 0 || n > 9 ) return ;
+
+ if ( !scrolls[n].active || !scrolls[n].region || !scrolls[n].graphid ) return ;
+
+ graph = scrolls[n].graphid ? bitmap_get( scrolls[n].fileid, scrolls[n].graphid ) : 0 ;
+ back = scrolls[n].backid ? bitmap_get( scrolls[n].fileid, scrolls[n].backid ) : 0 ;
+
+ if ( !graph ) return ; // El fondo de scroll no existe
+ if ( scrolls[n].backid && !back ) return ; // Grafico no existe
+
+ data = &(( SCROLL_EXTRA_DATA * ) &GLODWORD( libscroll, SCROLLS ) )[n] ;
+
+ w = scrolls[n].region->x2 - scrolls[n].region->x + 1 ;
+ h = scrolls[n].region->y2 - scrolls[n].region->y + 1 ;
+
+ scrolls[n].z = data->z ;
+ scrolls[n].ratio = data->ratio ;
+ scrolls[n].camera = instance_get( data->camera ) ;
+ scrolls[n].speed = data->speed ;
+
+ if ( data->follows < 0 || data->follows > 9 )
+ scrolls[n].follows = 0 ;
+ else
+ scrolls[n].follows = &scrolls[data->follows] ;
+
+ if ( data->region1 < 0 || data->region1 > 31 )
+ scrolls[n].region1 = 0 ;
+ else
+ scrolls[n].region1 = &regions[data->region1] ;
+
+ if ( data->region2 < 0 || data->region2 > 31 )
+ scrolls[n].region2 = 0 ;
+ else
+ scrolls[n].region2 = &regions[data->region2] ;
+
+ /* Actualiza las variables globales (perseguir la camara, etc) */
+
+ if ( scrolls[n].follows )
+ {
+ if ( scrolls[n].ratio )
+ {
+ data->x0 = scrolls[n].follows->x0 * 100 / scrolls[n].ratio ;
+ data->y0 = scrolls[n].follows->y0 * 100 / scrolls[n].ratio ;
+ }
+ else
+ {
+ data->x0 = scrolls[n].follows->x0 ;
+ data->y0 = scrolls[n].follows->y0 ;
+ }
+ }
+
+ if ( scrolls[n].camera )
+ {
+ /* Mira a ver si entra dentro de la region 1 o 2 */
+
+ speed = scrolls[n].speed ;
+ if ( scrolls[n].speed == 0 ) speed = 9999999 ;
+
+ /* Update speed */
+
+ if (( gr = instance_graph( scrolls[n].camera ) ) )
+ {
+ instance_get_bbox( scrolls[n].camera, gr, &bbox );
+
+ x0 = bbox.x - data->x0 ;
+ y0 = bbox.y - data->y0 ;
+ x1 = bbox.x2 - data->x0 ;
+ y1 = bbox.y2 - data->y0 ;
+
+ if ( scrolls[n].region1 &&
+ (
+ x0 < scrolls[n].region1->x2 && y0 < scrolls[n].region1->y2 &&
+ x1 > scrolls[n].region1->x && y1 > scrolls[n].region1->y
+ )
+ )
+ {
+ speed = 0 ;
+ }
+ else
+ if ( scrolls[n].region2 )
+ {
+ if ( x0 > scrolls[n].region2->x2 ) speed = ( x0 - scrolls[n].region2->x2 );
+ if ( y0 > scrolls[n].region2->y2 ) speed = ( y0 - scrolls[n].region2->y2 );
+ if ( x1 < scrolls[n].region2->x ) speed = ( scrolls[n].region2->x - x1 );
+ if ( y1 < scrolls[n].region2->y ) speed = ( scrolls[n].region2->y - y1 );
+ }
+ }
+
+ /* Forzar a que esté en el centro de la ventana */
+
+ cx = LOCDWORD( libscroll, scrolls[n].camera, COORDX ) ;
+ cy = LOCDWORD( libscroll, scrolls[n].camera, COORDY ) ;
+
+ RESOLXY( libscroll, scrolls[n].camera, cx, cy );
+
+ cx -= w / 2 ;
+ cy -= h / 2 ;
+
+ if ( data->x0 < cx ) data->x0 = MIN( data->x0 + speed, cx ) ;
+ if ( data->y0 < cy ) data->y0 = MIN( data->y0 + speed, cy ) ;
+ if ( data->x0 > cx ) data->x0 = MAX( data->x0 - speed, cx ) ;
+ if ( data->y0 > cy ) data->y0 = MAX( data->y0 - speed, cy ) ;
+ }
+
+ /* Scrolls no cíclicos y posición del background */
+
+ if ( graph )
+ {
+ if ( !( scrolls[n].flags & GRAPH_HWRAP ) ) data->x0 = MAX( 0, MIN( data->x0, ( int )graph->width - w ) ) ;
+ if ( !( scrolls[n].flags & GRAPH_VWRAP ) ) data->y0 = MAX( 0, MIN( data->y0, ( int )graph->height - h ) ) ;
+ }
+
+ if ( scrolls[n].ratio )
+ {
+ data->x1 = data->x0 * 100 / scrolls[n].ratio ;
+ data->y1 = data->y0 * 100 / scrolls[n].ratio ;
+ }
+
+ if ( back )
+ {
+ if ( !( scrolls[n].flags & BACK_HWRAP ) ) data->x1 = MAX( 0, MIN( data->x1, ( int )back->width - w ) ) ;
+ if ( !( scrolls[n].flags & BACK_VWRAP ) ) data->y1 = MAX( 0, MIN( data->y1, ( int )back->height - h ) ) ;
+ }
+
+ /* Actualiza la posición del scroll según las variables globales */
+
+ scrolls[n].posx0 = data->x0 ;
+ scrolls[n].posy0 = data->y0 ;
+ scrolls[n].x0 = data->x0 % ( int32_t ) graph->width ;
+ scrolls[n].y0 = data->y0 % ( int32_t ) graph->height ;
+
+ if ( scrolls[n].x0 < 0 ) scrolls[n].x0 += graph->width ;
+ if ( scrolls[n].y0 < 0 ) scrolls[n].y0 += graph->height ;
+
+ if ( back )
+ {
+ scrolls[n].x1 = data->x1 % ( int32_t ) back->width ;
+ scrolls[n].y1 = data->y1 % ( int32_t ) back->height ;
+ if ( scrolls[n].x1 < 0 ) scrolls[n].x1 += back->width ;
+ if ( scrolls[n].y1 < 0 ) scrolls[n].y1 += back->height ;
+ }
+}
+
+/* --------------------------------------------------------------------------- */
+
+static int compare_instances( const void * ptr1, const void * ptr2 )
+{
+ const INSTANCE * i1 = *( const INSTANCE ** )ptr1 ;
+ const INSTANCE * i2 = *( const INSTANCE ** )ptr2 ;
+
+ int ret = LOCDWORD( libscroll, i2, COORDZ ) - LOCDWORD( libscroll, i1, COORDZ );
+
+ return !ret ? LOCDWORD( libscroll, i1, PROCESS_ID ) - LOCDWORD( libscroll, i2, PROCESS_ID ) : ret;
+}
+
+/* --------------------------------------------------------------------------- */
+
+void scroll_draw( int n, REGION * clipping )
+{
+ int nproc, x, y, cx, cy ;
+
+ static INSTANCE ** proclist = 0;
+ static int proclist_reserved = 0;
+ int proclist_count;
+ REGION r;
+ int status;
+
+ GRAPH * graph, * back, * dest = NULL;
+
+ SCROLL_EXTRA_DATA * data;
+ INSTANCE * i;
+
+ if ( n < 0 || n > 9 ) return ;
+
+ if ( !scrolls[n].active || !scrolls[n].region || !scrolls[n].graphid ) return ;
+
+ graph = scrolls[n].graphid ? bitmap_get( scrolls[n].fileid, scrolls[n].graphid ) : NULL ;
+ back = scrolls[n].backid ? bitmap_get( scrolls[n].fileid, scrolls[n].backid ) : NULL ;
+
+ if ( !graph ) return ; // El fondo de scroll no existe
+ if ( scrolls[n].backid && !back ) return ; // Grafico no existe
+
+ dest = scrolls[n].destid ? bitmap_get( scrolls[n].destfile, scrolls[n].destid ) : NULL ;
+
+ data = &(( SCROLL_EXTRA_DATA * ) & GLODWORD( libscroll, SCROLLS ) )[n] ;
+
+ /* Dibuja el fondo */
+
+ r = *scrolls[n].region;
+ if ( !dest && clipping ) region_union( &r, clipping );
+
+ if ( back )
+ {
+ if ( back->ncpoints > 0 && back->cpoints[0].x >= 0 )
+ {
+ cx = back->cpoints[0].x ;
+ cy = back->cpoints[0].y ;
+ }
+ else
+ {
+ cx = back->width / 2 ;
+ cy = back->height / 2 ;
+ }
+
+ y = scrolls[n].region->y - scrolls[n].y1 ;
+
+ while ( y < scrolls[n].region->y2 )
+ {
+ x = scrolls[n].region->x - scrolls[n].x1 ;
+ while ( x < scrolls[n].region->x2 )
+ {
+ gr_blit( dest, &r, x + cx, y + cy, data->flags2, back ) ;
+ x += back->width ;
+ }
+ y += back->height ;
+ }
+ }
+
+ /* Dibuja el primer plano */
+
+ if ( graph->ncpoints > 0 && graph->cpoints[0].x >= 0 )
+ {
+ cx = graph->cpoints[0].x ;
+ cy = graph->cpoints[0].y ;
+ }
+ else
+ {
+ cx = graph->width / 2 ;
+ cy = graph->height / 2 ;
+ }
+
+ y = scrolls[n].region->y - scrolls[n].y0 ;
+ while ( y < scrolls[n].region->y2 )
+ {
+ x = scrolls[n].region->x - scrolls[n].x0 ;
+ while ( x < scrolls[n].region->x2 )
+ {
+ gr_blit( dest, &r, x + cx, y + cy, data->flags1, graph ) ;
+ x += graph->width ;
+ }
+ y += graph->height ;
+ }
+
+ /* Crea una lista ordenada de instancias a dibujar */
+
+ i = first_instance ;
+ proclist_count = 0 ;
+ while ( i )
+ {
+ if ( LOCDWORD( libscroll, i, CTYPE ) == C_SCROLL &&
+ (
+ (( status = LOCDWORD( libscroll, i, STATUS ) ) & ~STATUS_WAITING_MASK ) == STATUS_RUNNING ||
+ ( status & ~STATUS_WAITING_MASK ) == STATUS_FROZEN
+ )
+ )
+ {
+ if ( LOCDWORD( libscroll, i, CNUMBER ) && !( LOCDWORD( libscroll, i, CNUMBER ) & ( 1 << n ) ) )
+ {
+ i = i->next ;
+ continue ;
+ }
+
+ if ( proclist_count == proclist_reserved )
+ {
+ proclist_reserved += 16 ;
+ proclist = ( INSTANCE ** ) realloc( proclist, sizeof( INSTANCE * ) * proclist_reserved ) ;
+ }
+
+ proclist[proclist_count++] = i ;
+ }
+ i = i->next ;
+ }
+
+ if ( proclist_count )
+ {
+ /* Ordena la listilla */
+
+ qsort( proclist, proclist_count, sizeof( INSTANCE * ), compare_instances ) ;
+
+ /* Visualiza los procesos */
+
+ for ( nproc = 0 ; nproc < proclist_count ; nproc++ )
+ {
+ x = LOCDWORD( libscroll, proclist[nproc], COORDX ) ;
+ y = LOCDWORD( libscroll, proclist[nproc], COORDY ) ;
+
+ RESOLXY( libscroll, proclist[nproc], x, y );
+
+ draw_instance_at( proclist[nproc], &r, x - scrolls[n].posx0 + scrolls[n].region->x, y - scrolls[n].posy0 + scrolls[n].region->y, dest ) ;
+ }
+ }
+}
+
+/* --------------------------------------------------------------------------- */
+
+static void draw_scroll( int n, REGION * clip )
+{
+ scroll_draw( n, clip ) ;
+}
+
+/* --------------------------------------------------------------------------- */
+
+static int info_scroll( int n, REGION * clip, int * z, int * drawme )
+{
+ * z = scrolls[n].z;
+ * drawme = 1;
+ * clip = * scrolls[n].region;
+ scroll_update( n );
+
+ // Force clean map (need optimization)
+ if ( scrolls[n].destid ) gr_clear_region( bitmap_get( scrolls[n].destfile, scrolls[n].destid ), scrolls[n].region );
+
+ return 1;
+}
+
+/* --------------------------------------------------------------------------- */
diff --git a/modules/libscroll/libscroll.h b/modules/libscroll/libscroll.h
new file mode 100644
index 0000000..7bf0df2
--- /dev/null
+++ b/modules/libscroll/libscroll.h
@@ -0,0 +1,120 @@
+/*
+ * Copyright © 2006-2013 SplinterGU (Fenix/Bennugd)
+ * Copyright © 2002-2006 Fenix Team (Fenix)
+ * Copyright © 1999-2002 José Luis Cebrián Pagüe (Fenix)
+ *
+ * This file is part of Bennu - Game Development
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ *
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ *
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+ *
+ */
+
+#ifndef __SCROLL_H
+#define __SCROLL_H
+
+/* --------------------------------------------------------------------------- */
+
+#define C_SCROLL 1
+
+/* --------------------------------------------------------------------------- */
+
+#ifndef __BGDC__
+
+#ifndef __GNUC__
+#define __PACKED
+#define inline __inline
+#else
+#define __PACKED __attribute__ ((packed))
+#endif
+
+#ifdef _MSC_VER
+#pragma pack(push, 1)
+#endif
+
+typedef struct _scrolldata
+{
+ int fileid ;
+ int graphid ;
+ int backid ;
+ REGION * region ;
+ int flags ;
+
+ int x0, y0 ;
+ int posx0, posy0 ;
+ int x1, y1 ;
+ int z ;
+
+ INSTANCE * camera ;
+
+ int ratio ;
+ int speed ;
+ REGION * region1 ;
+ REGION * region2 ;
+
+ int destfile;
+ int destid;
+
+ int active ;
+
+ struct _scrolldata * follows ;
+}
+__PACKED
+scrolldata ;
+
+typedef struct _scroll_Extra_data
+{
+ int32_t x0 ;
+ int32_t y0 ;
+ int32_t x1 ;
+ int32_t y1 ;
+ int32_t z ;
+ int32_t camera ;
+ int32_t ratio ;
+ int32_t speed ;
+ int32_t region1 ;
+ int32_t region2 ;
+ int32_t flags1 ;
+ int32_t flags2 ;
+ int32_t follows ;
+ int32_t reserved[7] ; /* First reserved dword point to internal scrolldata struct */
+}
+__PACKED
+SCROLL_EXTRA_DATA ;
+
+#ifdef _MSC_VER
+#pragma pack(pop)
+#endif
+
+/* --------------------------------------------------------------------------- */
+
+extern scrolldata scrolls[10] ;
+
+/* --------------------------------------------------------------------------- */
+
+extern void scroll_start( int n, int fileid, int graphid, int backid, int region, int flags, int destfile, int destid ) ;
+extern void scroll_stop( int n ) ;
+extern void scroll_update( int n );
+extern void scroll_draw( int n, REGION * clipping ) ;
+extern void scroll_region( int n, REGION * r ) ;
+
+/* --------------------------------------------------------------------------- */
+
+#endif
+#endif
diff --git a/modules/libscroll/libscroll_exports.h b/modules/libscroll/libscroll_exports.h
new file mode 100644
index 0000000..82a16a5
--- /dev/null
+++ b/modules/libscroll/libscroll_exports.h
@@ -0,0 +1,101 @@
+/*
+ * Copyright © 2006-2013 SplinterGU (Fenix/Bennugd)
+ * Copyright © 2002-2006 Fenix Team (Fenix)
+ * Copyright © 1999-2002 José Luis Cebrián Pagüe (Fenix)
+ *
+ * This file is part of Bennu - Game Development
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ *
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ *
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+ *
+ */
+
+#ifndef __LIBSCROLL_EXPORTS
+#define __LIBSCROLL_EXPORTS
+
+/* --------------------------------------------------------------------------- */
+
+#if defined(__BGDC__) || !defined(__STATIC__)
+
+/* --------------------------------------------------------------------------- */
+
+#include "bgddl.h"
+
+#include "libscroll.h"
+
+/* --------------------------------------------------------------------------- */
+
+DLCONSTANT __bgdexport( libscroll, constants_def )[] =
+{
+ { "C_SCROLL", TYPE_DWORD, C_SCROLL },
+
+ { "C_0", TYPE_DWORD, 0x0001 },
+ { "C_1", TYPE_DWORD, 0x0002 },
+ { "C_2", TYPE_DWORD, 0x0004 },
+ { "C_3", TYPE_DWORD, 0x0008 },
+ { "C_4", TYPE_DWORD, 0x0010 },
+ { "C_5", TYPE_DWORD, 0x0020 },
+ { "C_6", TYPE_DWORD, 0x0040 },
+ { "C_7", TYPE_DWORD, 0x0080 },
+ { "C_8", TYPE_DWORD, 0x0100 },
+ { "C_9", TYPE_DWORD, 0x0200 },
+
+ { NULL, 0, 0 }
+};
+
+/* --------------------------------------------------------------------------- */
+
+char * __bgdexport( libscroll, locals_def ) =
+ "ctype;\n"
+ "cnumber;\n";
+
+/* --------------------------------------------------------------------------- */
+
+char * __bgdexport( libscroll, globals_def ) =
+ "STRUCT scroll[9]\n"
+ "x0, y0;\n"
+ "x1, y1;\n"
+ "z = 512;\n"
+ "camera;\n"
+ "ratio = 200;\n"
+ "speed;\n"
+ "region1 = -1;\n"
+ "region2 = -1;\n"
+ "flags1;\n"
+ "flags2;\n"
+ "follow = -1;\n"
+ "reserved[6];\n"
+ "END \n"; /* total size: 20 dwords */
+
+#endif
+
+/* --------------------------------------------------------------------------- */
+
+char * __bgdexport( libscroll, modules_dependency )[] =
+{
+ "libgrbase",
+ "libblit",
+ "librender",
+ "libvideo",
+ NULL
+};
+
+/* --------------------------------------------------------------------------- */
+
+#endif
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