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76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
// SONIC ROBO BLAST 2
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//-----------------------------------------------------------------------------
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// Copyright (C) 1998-2000 by DooM Legacy Team.
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// Copyright (C) 1999-2014 by Sonic Team Junior.
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//
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// This program is free software distributed under the
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// terms of the GNU General Public License, version 2.
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// See the 'LICENSE' file for more details.
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//-----------------------------------------------------------------------------
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/// \file p_maputl.h
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/// \brief map utility functions
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#ifndef __P_MAPUTL__
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#define __P_MAPUTL__
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#include "doomtype.h"
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#include "r_defs.h"
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#include "m_fixed.h"
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//
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// P_MAPUTL
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//
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typedef struct
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{
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fixed_t x, y, dx, dy;
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} divline_t;
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typedef struct
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{
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fixed_t frac; // along trace line
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boolean isaline;
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union
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{
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mobj_t *thing;
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line_t *line;
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} d;
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} intercept_t;
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typedef boolean (*traverser_t)(intercept_t *in);
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boolean P_PathTraverse(fixed_t px1, fixed_t py1, fixed_t px2, fixed_t py2,
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INT32 pflags, traverser_t ptrav);
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FUNCMATH fixed_t P_AproxDistance(fixed_t dx, fixed_t dy);
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void P_ClosestPointOnLine(fixed_t x, fixed_t y, line_t *line, vertex_t *result);
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void P_ClosestPointOnLine3D(fixed_t x, fixed_t y, fixed_t z, line_t *line, vertex_t *result);
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INT32 P_PointOnLineSide(fixed_t x, fixed_t y, line_t *line);
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void P_MakeDivline(line_t *li, divline_t *dl);
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void P_CameraLineOpening(line_t *plinedef);
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fixed_t P_InterceptVector(divline_t *v2, divline_t *v1);
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INT32 P_BoxOnLineSide(fixed_t *tmbox, line_t *ld);
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void P_UnsetPrecipThingPosition(precipmobj_t *thing);
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void P_SetPrecipitationThingPosition(precipmobj_t *thing);
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void P_CreatePrecipSecNodeList(precipmobj_t *thing, fixed_t x,fixed_t y);
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boolean P_SceneryTryMove(mobj_t *thing, fixed_t x, fixed_t y);
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extern fixed_t opentop, openbottom, openrange, lowfloor, highceiling;
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void P_LineOpening(line_t *plinedef);
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boolean P_BlockLinesIterator(INT32 x, INT32 y, boolean(*func)(line_t *));
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boolean P_BlockThingsIterator(INT32 x, INT32 y, boolean(*func)(mobj_t *));
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#define PT_ADDLINES 1
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#define PT_ADDTHINGS 2
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#define PT_EARLYOUT 4
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extern divline_t trace;
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extern fixed_t tmbbox[4]; // p_map.c
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// call your user function for each line of the blockmap in the
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// bbox defined by the radius
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//boolean P_RadiusLinesCheck(fixed_t radius, fixed_t x, fixed_t y,
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// boolean (*func)(line_t *));
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#endif // __P_MAPUTL__
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