SRB2/src/hardware/hw_glob.h

161 lines
3.9 KiB
C

// SONIC ROBO BLAST 2
//-----------------------------------------------------------------------------
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 1999-2023 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 gl_vissprite_s
{
float x1, x2;
float z1, z2;
float gz, gzt;
float tz;
float tracertz; // for MF2_LINKDRAW sprites, this contains tracer's tz for use in sorting
float scale;
float shadowheight, shadowscale;
float spritexscale, spriteyscale;
float spritexoffset, spriteyoffset;
UINT32 renderflags;
UINT8 rotateflags;
boolean flip, vflip;
boolean precip; // Tails 08-25-2002
boolean bbox;
boolean rotated;
UINT8 translucency; //alpha level 0-255
angle_t angle; // for splats
//Hurdler: 25/04/2000: now support colormap in hardware mode
UINT8 *colormap;
INT32 dispoffset; // copy of mobj->dispoffset, affects ordering but not drawing
patch_t *gpatch;
mobj_t *mobj; // NOTE: This is a precipmobj_t if precip is true !!! Watch out.
} gl_vissprite_t;
// --------
// hw_bsp.c
// --------
extern extrasubsector_t *extrasubsectors;
extern size_t addsubsector;
void HWR_InitPolyPool(void);
void HWR_FreePolyPool(void);
void HWR_FreeExtraSubsectors(void);
// --------
// hw_cache.c
// --------
RGBA_t *HWR_GetTexturePalette(void);
void HWR_InitMapTextures(void);
void HWR_LoadMapTextures(size_t pnumtextures);
void HWR_FreeMapTextures(void);
patch_t *HWR_GetCachedGLPatchPwad(UINT16 wad, UINT16 lump);
patch_t *HWR_GetCachedGLPatch(lumpnum_t lumpnum);
void HWR_GetPatch(patch_t *patch);
void HWR_GetMappedPatch(patch_t *patch, const UINT8 *colormap);
void HWR_GetFadeMask(lumpnum_t fademasklumpnum);
GLMapTexture_t *HWR_GetTexture(INT32 tex);
void HWR_GetLevelFlat(levelflat_t *levelflat, boolean chromakeyed);
void HWR_GetRawFlat(lumpnum_t flatlumpnum);
void HWR_FreeTexture(patch_t *patch);
void HWR_FreeTextureData(patch_t *patch);
void HWR_FreeTextureColormaps(patch_t *patch);
void HWR_ClearAllTextures(void);
void HWR_FreeColormapCache(void);
void HWR_UnlockCachedPatch(GLPatch_t *gpatch);
void HWR_SetPalette(RGBA_t *palette);
void HWR_SetMapPalette(void);
UINT32 HWR_CreateLightTable(UINT8 *lighttable);
UINT32 HWR_GetLightTableID(extracolormap_t *colormap);
void HWR_ClearLightTables(void);
// --------
// hw_draw.c
// --------
extern INT32 patchformat;
extern INT32 textureformat;
// --------
// hw_shaders.c
// --------
boolean HWR_InitShaders(void);
void HWR_CompileShaders(void);
int HWR_GetShaderFromTarget(int shader_target);
void HWR_LoadAllCustomShaders(void);
void HWR_LoadCustomShadersFromFile(UINT16 wadnum, boolean PK3);
const char *HWR_GetShaderName(INT32 shader);
extern customshaderxlat_t shaderxlat[];
#endif //_HW_GLOB_