mirror of
https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
synced 2024-11-27 06:02:11 +00:00
84 lines
3.2 KiB
C
84 lines
3.2 KiB
C
//------------------------------------------------------------------------
|
|
// Visplane Overflow Library
|
|
//------------------------------------------------------------------------
|
|
//
|
|
// Copyright (C) 1993-1996 Id Software, Inc.
|
|
// Copyright (C) 2005 Simon Howard
|
|
// Copyright (C) 2012 Andrew Apted
|
|
//
|
|
// This program is free software; you can redistribute it and/or
|
|
// modify it under the terms of the GNU General Public License
|
|
// as published by the Free Software Foundation; either version 2
|
|
// of the License, or (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
//
|
|
//------------------------------------------------------------------------
|
|
|
|
#ifndef __VPO_API_H__
|
|
#define __VPO_API_H__
|
|
|
|
|
|
// return error message when something fails
|
|
// (this will be a static buffer, so is not guaranteed to remain valid
|
|
// after any other API call)
|
|
const char* APIENTRY VPO_GetError(void);
|
|
|
|
// try to load a wad file
|
|
// returns 0 on success, negative value on error
|
|
int APIENTRY VPO_LoadWAD(const char *wad_filename);
|
|
|
|
// free all data associated with the wad file
|
|
// can be safely called without any loaded wad file
|
|
void APIENTRY VPO_FreeWAD(void);
|
|
|
|
// retrieve the map names in the wad, one at a time
|
|
// index starts at 0
|
|
// returns NULL when index is past the end of the list
|
|
// NOTE: return pointer may be a static buffer, not guaranteed to
|
|
// remain valid once this function is called again
|
|
const char* APIENTRY VPO_GetMapName(unsigned int index);
|
|
|
|
// try to open a map from the current wad file
|
|
// returns 0 on success, negative value on error
|
|
int APIENTRY VPO_OpenMap(const char *map_name);
|
|
|
|
// free all data associated with a map
|
|
// can be safely called without any opened map
|
|
void APIENTRY VPO_CloseMap(void);
|
|
|
|
// retrieve the linedefs in the current map, one at a time
|
|
// index starts at 0
|
|
// returns number of sides (0 to 2), or -1 for invalid index
|
|
int APIENTRY VPO_GetLinedef(unsigned int index, int *x1, int *y1, int *x2, int *y2);
|
|
|
|
// test a spot and angle, returning the number of visplanes
|
|
// dz is the height above the floor (or offset from ceiling if < 0)
|
|
// angle is in degrees (0 to 360), 0 is east, 90 is north
|
|
// returns RESULT_OK on success, or a negative value spot was in the
|
|
// void or an error occurred -- see the RESULT_* values below
|
|
//
|
|
// the num_xxx parameters point to variables which get _updated_ by
|
|
// this call (i.e. new value is maximum of old value + checked value).
|
|
// hence you need to set those variables to zero before the first
|
|
// call at a particular (X Y) location.
|
|
//
|
|
// RESULT_OVERFLOW means that an internal limit overflowed (which are
|
|
// four times or more the actual DOOM limits).
|
|
|
|
#define RESULT_OK 0
|
|
#define RESULT_BAD_Z -1
|
|
#define RESULT_IN_VOID -2
|
|
#define RESULT_OVERFLOW -3
|
|
|
|
int APIENTRY VPO_TestSpot(int x, int y, int dz, int angle,
|
|
int *num_visplanes,
|
|
int *num_drawsegs,
|
|
int *num_openings,
|
|
int *num_solidsegs);
|
|
|
|
#endif /* __VPO_API_H__ */
|
|
|