SRB2/src/hardware/hw_data.h

91 lines
3 KiB
C++

// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// Copyright (C) 1998-2000 by DooM Legacy Team.
//
// 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.
//
//-----------------------------------------------------------------------------
/// \file
/// \brief defines structures and exports for the standard 3D driver DLL used by Doom Legacy
#ifndef _HWR_DATA_
#define _HWR_DATA_
#if defined (_WIN32) && !defined (__CYGWIN__)
//#define WIN32_LEAN_AND_MEAN
#define RPC_NO_WINDOWS_H
#include <windows.h>
#endif
#include "../doomdef.h"
//THIS MUST DISAPPEAR!!!
#include "hw_glide.h"
#include "../screen.h"
// ==========================================================================
// TEXTURE INFO
// ==========================================================================
// grInfo.data holds the address of the graphics data cached in heap memory
// NULL if the texture is not in Doom heap cache.
struct GLMipmap_s
{
GrTexInfo grInfo; //for TexDownloadMipMap
FxU32 flags;
UINT16 height;
UINT16 width;
UINT32 downloaded; // the dll driver have it in there cache ?
struct GLMipmap_s *nextcolormap;
const UINT8 *colormap;
// opengl
struct GLMipmap_s *nextmipmap; // opengl : liste of all texture in opengl driver
};
typedef struct GLMipmap_s GLMipmap_t;
//
// Doom texture info, as cached for hardware rendering
//
struct GLTexture_s
{
GLMipmap_t mipmap;
float scaleX; //used for scaling textures on walls
float scaleY;
};
typedef struct GLTexture_s GLTexture_t;
// a cached patch as converted to hardware format, holding the original patch_t
// header so that the existing code can retrieve ->width, ->height as usual
// This is returned by W_CachePatchNum()/W_CachePatchName(), when rendermode
// is 'render_opengl'. Else it returns the normal patch_t data.
struct GLPatch_s
{
// the 4 first fields come right away from the original patch_t
INT16 width;
INT16 height;
INT16 leftoffset; // pixels to the left of origin
INT16 topoffset; // pixels below the origin
//
float max_s,max_t;
UINT16 wadnum; // the software patch lump num for when the hardware patch
UINT16 lumpnum; // was flushed, and we need to re-create it
void *rawpatch; // :^)
GLMipmap_t *mipmap;
} ATTRPACK;
typedef struct GLPatch_s GLPatch_t;
#endif //_HWR_DATA_