SRB2/src/hardware/hw_glob.h
2020-01-28 00:41:41 -03:00

117 lines
2.9 KiB
C

// SONIC ROBO BLAST 2
//-----------------------------------------------------------------------------
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 1999-2020 by Sonic Team Junior.
//
// This program is free software distributed under the
// terms of the GNU General Public License, version 2.
// See the 'LICENSE' file for more details.
//-----------------------------------------------------------------------------
/// \file hw_glob.h
/// \brief globals (shared data & code) for hw_ modules
#ifndef _HWR_GLOB_H_
#define _HWR_GLOB_H_
#include "hw_defs.h"
#include "hw_main.h"
#include "../m_misc.h"
#include "../p_setup.h"
// the original aspect ratio of Doom graphics isn't square
#define ORIGINAL_ASPECT (320.0f/200.0f)
// Uncomment this to enable the OpenGL loading screen
//#define HWR_LOADING_SCREEN
// -----------
// structures
// -----------
// a vertex of a Doom 'plane' polygon
typedef struct
{
float x;
float y;
float z;
} polyvertex_t;
#ifdef _MSC_VER
#pragma warning(disable : 4200)
#endif
// a convex 'plane' polygon, clockwise order
typedef struct
{
INT32 numpts;
polyvertex_t pts[0];
} poly_t;
#ifdef _MSC_VER
#pragma warning(default : 4200)
#endif
// holds extra info for 3D render, for each subsector in subsectors[]
typedef struct
{
poly_t *planepoly; // the generated convex polygon
} extrasubsector_t;
// needed for sprite rendering
// equivalent of the software renderer's vissprites
typedef struct gr_vissprite_s
{
// Doubly linked list
struct gr_vissprite_s *prev;
struct gr_vissprite_s *next;
float x1, x2;
float tz, ty;
//lumpnum_t patchlumpnum;
GLPatch_t *gpatch;
boolean flip;
UINT8 translucency; //alpha level 0-255
mobj_t *mobj;
boolean precip; // Tails 08-25-2002
boolean vflip;
//Hurdler: 25/04/2000: now support colormap in hardware mode
UINT8 *colormap;
INT32 dispoffset; // copy of info->dispoffset, affects ordering but not drawing
float z1, z2;
} gr_vissprite_t;
// --------
// hw_bsp.c
// --------
extern extrasubsector_t *extrasubsectors;
extern size_t addsubsector;
void HWR_InitPolyPool(void);
void HWR_FreePolyPool(void);
// --------
// hw_cache.c
// --------
void HWR_InitTextureCache(void);
void HWR_FreeTextureCache(void);
void HWR_FreeMipmapCache(void);
void HWR_FreeExtraSubsectors(void);
void HWR_GetLevelFlat(levelflat_t *levelflat);
void HWR_LiterallyGetFlat(lumpnum_t flatlumpnum);
GLTexture_t *HWR_GetTexture(INT32 tex);
void HWR_GetPatch(GLPatch_t *gpatch);
void HWR_GetMappedPatch(GLPatch_t *gpatch, const UINT8 *colormap);
void HWR_UnlockCachedPatch(GLPatch_t *gpatch);
GLPatch_t *HWR_GetPic(lumpnum_t lumpnum);
void HWR_SetPalette(RGBA_t *palette);
GLPatch_t *HWR_GetCachedGLPatchPwad(UINT16 wad, UINT16 lump);
GLPatch_t *HWR_GetCachedGLPatch(lumpnum_t lumpnum);
void HWR_GetFadeMask(lumpnum_t fademasklumpnum);
// --------
// hw_draw.c
// --------
extern INT32 patchformat;
extern INT32 textureformat;
#endif //_HW_GLOB_