warzone2100/lib/ivis_common/piedef.h

180 lines
5.9 KiB
C

/*
This file is part of Warzone 2100.
Copyright (C) 1999-2004 Eidos Interactive
Copyright (C) 2005-2007 Warzone Resurrection Project
Warzone 2100 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.
Warzone 2100 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.
You should have received a copy of the GNU General Public License
along with Warzone 2100; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/***************************************************************************/
/*
* piedef.h
*
* type defines for all pumpkin image library functions.
*
*/
/***************************************************************************/
#ifndef _piedef_h
#define _piedef_h
/***************************************************************************/
#include "lib/framework/frame.h"
#include "ivisdef.h"
#include "ivispatch.h"
/***************************************************************************/
/*
* Global Definitions (CONSTANTS)
*/
/***************************************************************************/
#define DEG_360 65536
#define DEG_1 (DEG_360/360)
#define DEG_2 (DEG_360/180)
#define DEG_60 (DEG_360/6)
#define DEG(X) (DEG_1 * (X))
#define FP12_SHIFT 12
#define FP12_MULTIPLIER (1<<12)
#define STRETCHED_Z_SHIFT 10 //stretchs z range for (1000 to 4000) to (8000 to 32000)
#define MAX_Z (32000.0f) //raised to 32000 from 6000 when stretched
#define INV_MAX_Z (0.00003125f) //1/32000
#define MIN_STRETCHED_Z 256
#define LONG_WAY (1<<15)
#define LONG_TEST (1<<14)
#define INTERFACE_DEPTH (MAX_Z - 1.0f)
#define INTERFACE_DEPTH_3DFX (65535)
#define INV_INTERFACE_DEPTH_3DFX (1.0f/65535.0f)
#define BUTTON_DEPTH (2000) //will be stretched to 16000
#define TEXTURE_SIZE (256.0f)
#define INV_TEX_SIZE (0.00390625f)
#define MAX_FILE_PATH 256
#define pie_MAX_POLY_SIZE 16
//Effects
#define pie_MAX_BRIGHT_LEVEL 255
#define pie_BRIGHT_LEVEL_200 200
#define pie_BRIGHT_LEVEL_180 180
#define pie_DROID_BRIGHT_LEVEL 192
//Render style flags for all pie draw functions
#define pie_TRANSLUCENT 0x2
#define pie_ADDITIVE 0x4
#define pie_NO_BILINEAR 0x8
#define pie_HEIGHT_SCALED 0x10
#define pie_RAISE 0x20
#define pie_BUTTON 0x40
#define pie_SHADOW 0x80
#define pie_STATIC_SHADOW 0x100
#define pie_RAISE_SCALE 256
#define pie_MAX_POINTS 512
#define pie_MAX_POLYS 512
#define pie_MAX_POLY_VERTS 10
#define pie_FILLRED 16
#define pie_FILLGREEN 16
#define pie_FILLBLUE 128
#define pie_FILLTRANS 128
#define MAX_UB_LIGHT ((UBYTE)255)
#define MIN_UB_LIGHT ((UBYTE)0)
#define MAX_LIGHT 0xffffffff
/***************************************************************************/
/*
* Global Definitions (MACROS)
*/
/***************************************************************************/
#define pie_ADDLIGHT(l,x) \
(((l)->byte.r > (MAX_UB_LIGHT - (x))) ? ((l)->byte.r = MAX_UB_LIGHT) : ((l)->byte.r +=(x))); \
(((l)->byte.g > (MAX_UB_LIGHT - (x))) ? ((l)->byte.g = MAX_UB_LIGHT) : ((l)->byte.g +=(x))); \
(((l)->byte.b > (MAX_UB_LIGHT - (x))) ? ((l)->byte.b = MAX_UB_LIGHT) : ((l)->byte.b +=(x)));
#define pie_SUBTRACTLIGHT(l,x) \
(((l->byte.r) < (x)) ? ((l->byte.r) = MIN_UB_LIGHT) : ((l->byte.r) -=(x))); \
(((l->byte.g) < (x)) ? ((l->byte.g) = MIN_UB_LIGHT) : ((l->byte.g) -=(x))); \
(((l->byte.b) < (x)) ? ((l->byte.b) = MIN_UB_LIGHT) : ((l->byte.b) -=(x)));
/***************************************************************************/
/*
* Global Definitions (STRUCTURES)
*/
/***************************************************************************/
#ifdef __BIG_ENDIAN__
typedef struct {UBYTE a, r, g, b;} PIELIGHTBYTES; //for byte fields in a DWORD
#else
typedef struct {UBYTE b, g, r, a;} PIELIGHTBYTES; //for byte fields in a DWORD
#endif
typedef union {PIELIGHTBYTES byte; UDWORD argb;} PIELIGHT;
typedef struct {UBYTE r, g, b, a;} PIEVERTLIGHT;
typedef struct {SDWORD sx, sy, sz; UWORD tu, tv; PIELIGHT light, specular;} PIEVERTEX;
typedef struct {SWORD x, y, w, h;} PIERECT; //screen rectangle
typedef struct {SDWORD texPage; SWORD tu, tv, tw, th;} PIEIMAGE; //an area of texture
typedef struct {UDWORD pieFlag; PIELIGHT colour, specular; UBYTE light, trans, scale, height;} PIESTYLE; //render style for pie draw functions
typedef struct {long n; char msge[240];} iError;
typedef Sint32 fixed;
// This is the new resource loaded structure (TEXPAGE)
typedef struct
{
iTexture *Texture;
iPalette *Palette;
} TEXTUREPAGE;
typedef struct {
UDWORD flags;
SDWORD nVrts;
PIEVERTEX *pVrts;
iTexAnim *pTexAnim;
} PIEPOLY;
/***************************************************************************/
/*
* Global Variables
*/
/***************************************************************************/
/***************************************************************************/
/*
* Global ProtoTypes
*/
/***************************************************************************/
extern void pie_Draw3DShape(iIMDShape *shape, int frame, int team, UDWORD colour, UDWORD specular, int pieFlag, int pieData);
extern void pie_DrawImage(PIEIMAGE *image, PIERECT *dest, PIESTYLE *style);
extern void pie_DrawImage270( PIEIMAGE *image, PIERECT *dest );
extern void pie_DrawTexTriangle(PIEVERTEX *aVrts, void* psEffects);
extern void pie_GetResetCounts(SDWORD* pPieCount, SDWORD* pTileCount, SDWORD* pPolyCount, SDWORD* pStateCount);
void pie_BeginLighting(float x, float y, float z);
void pie_EndLighting(void);
void pie_RemainingPasses(void);
void pie_CleanUp( void );
#endif // _piedef_h