mirror of
https://github.com/ptitSeb/Serious-Engine
synced 2024-11-30 05:35:54 +01:00
184 lines
8.0 KiB
C
184 lines
8.0 KiB
C
|
/*
|
||
|
|
* LWSDK Header File
|
||
|
|
* Copyright 1999, NewTek, Inc.
|
||
|
|
*
|
||
|
|
* LWTXTR.H -- LightWave Textures
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef LWSDK_TXTR_H
|
||
|
|
#define LWSDK_TXTR_H
|
||
|
|
|
||
|
|
typedef struct st_TxtrLayer *LWTLayerID;
|
||
|
|
typedef struct st_LWMicropol *LWMicropolID;
|
||
|
|
typedef struct st_TxtrContext *LWTxtrContextID;
|
||
|
|
|
||
|
|
#include <lwrender.h>
|
||
|
|
#include <lwenvel.h>
|
||
|
|
#include <lwio.h>
|
||
|
|
|
||
|
|
/*
|
||
|
|
Texture coordinate context:
|
||
|
|
0 = any: all layers are evaluated.
|
||
|
|
1 = object: only object coordinate layers will be evaluated
|
||
|
|
2 = world: only world coordinate layers will be evaluated.
|
||
|
|
The conetxt should usually be set to 0, unless the texture needs
|
||
|
|
to be evaluated in 2 steps, which is unusual.
|
||
|
|
*/
|
||
|
|
#define TCC_ANY 0
|
||
|
|
#define TCC_OBJECT 1
|
||
|
|
#define TCC_WORLD 2
|
||
|
|
|
||
|
|
typedef struct st_LWMicropol {
|
||
|
|
double oPos[3],wPos[3],oScl[3];
|
||
|
|
double gNorm[3],wNorm[3],ray[3];
|
||
|
|
double bumpHeight,txVal;
|
||
|
|
double spotSize;
|
||
|
|
double raySource[3];
|
||
|
|
double rayLength;
|
||
|
|
double cosine;
|
||
|
|
double oXfrm[9],wXfrm[9]; // transformation matrix
|
||
|
|
LWItemID objID,srfID; // object ID, surface ID
|
||
|
|
LWPntID verts[4]; // surrounding vertex IDs
|
||
|
|
float weights[4]; // vertex weigths
|
||
|
|
float vertsWPos[4][3]; // vertex world positions
|
||
|
|
int polNum,oAxis,wAxis,context; // polygon number, dominant axis in object and world coordinates, coordinates context
|
||
|
|
|
||
|
|
LWIlluminateFunc *illuminate;
|
||
|
|
LWRayTraceFunc *rayTrace;
|
||
|
|
LWRayCastFunc *rayCast;
|
||
|
|
LWRayShadeFunc *rayShade;
|
||
|
|
void *userData;
|
||
|
|
LWPolID polygon;
|
||
|
|
} LWMicropol;
|
||
|
|
|
||
|
|
typedef struct st_LWTxtrParamDesc{
|
||
|
|
char *name; // parameter name for gradient input POPUP
|
||
|
|
double start,end; // start and end values for this parameter
|
||
|
|
int type,flags,itemType; // return type (unit), gradient flags
|
||
|
|
// type of item used by gradient
|
||
|
|
LWItemID itemID; // item used if any
|
||
|
|
char *itemName; // item name if any
|
||
|
|
} LWTxtrParamDesc;
|
||
|
|
|
||
|
|
/*input parameter Types */
|
||
|
|
#define LWIPT_FLOAT 2
|
||
|
|
#define LWIPT_DISTANCE 3
|
||
|
|
#define LWIPT_PERCENT 4
|
||
|
|
#define LWIPT_ANGLE 5
|
||
|
|
/* gParamDesc flags */
|
||
|
|
#define LWGF_FIXED_MIN (1<<0) // min value fixed
|
||
|
|
#define LWGF_FIXED_MAX (1<<1) // max value fixed
|
||
|
|
#define LWGF_FIXED_START (1<<2) // start param value fixed
|
||
|
|
#define LWGF_FIXED_END (1<<3) // end param value fixed
|
||
|
|
#define LWGF_AUTOSIZE (1<<4) // autosize enabled
|
||
|
|
/* item type*/
|
||
|
|
#define LWGI_NONE -1
|
||
|
|
#define LWGI_OBJECT 0
|
||
|
|
#define LWGI_LIGHT 1
|
||
|
|
#define LWGI_CAMERA 2
|
||
|
|
#define LWGI_BONE 3
|
||
|
|
#define LWGI_VMAP 4
|
||
|
|
|
||
|
|
typedef void *gParamData;
|
||
|
|
typedef struct st_LWTxtrParamFuncs {
|
||
|
|
double (*paramEvaluate)(LWTxtrParamDesc *param,int paramNb,LWMicropol *mp,gParamData data);
|
||
|
|
gParamData (*paramTime)(void *userData,LWTxtrParamDesc *param,int paramNb,LWTime t,LWFrame f);
|
||
|
|
void (*paramCleanup)(LWTxtrParamDesc *param,int paramNb,gParamData data);
|
||
|
|
} LWTxtrParamFuncs;
|
||
|
|
|
||
|
|
|
||
|
|
#define LWTEXTUREFUNCS_GLOBAL "Texture Functions 2"
|
||
|
|
|
||
|
|
typedef struct st_LWTextureFuncs {
|
||
|
|
LWTxtrContextID (*contextCreate)(LWTxtrParamFuncs funcs);
|
||
|
|
void (*contextDestroy)(LWTxtrContextID gc);
|
||
|
|
void (*contextAddParam)(LWTxtrContextID gc,LWTxtrParamDesc pd);
|
||
|
|
|
||
|
|
LWTextureID (*create)(int returnType,const char *name,LWTxtrContextID gc,void *userData);
|
||
|
|
void (*destroy)(LWTextureID txtr);
|
||
|
|
void (*copy)(LWTextureID to,LWTextureID from);
|
||
|
|
void (*newtime)(LWTextureID txtr,LWTime t,LWFrame f);
|
||
|
|
void (*cleanup)(LWTextureID txtr);
|
||
|
|
void (*load)(LWTextureID txtr,const LWLoadState *loadState);
|
||
|
|
void (*save)(LWTextureID txtr,const LWSaveState *saveState);
|
||
|
|
double (*evaluate)(LWTextureID txtr,LWMicropolID mp,double *rv);
|
||
|
|
void (*setEnvGroup) (LWTextureID txtr,LWChanGroupID grp);
|
||
|
|
|
||
|
|
LWTLayerID (*firstLayer)(LWTextureID txtr);
|
||
|
|
LWTLayerID (*lastLayer)(LWTextureID txtr);
|
||
|
|
LWTLayerID (*nextLayer)(LWTextureID txtr,LWTLayerID layer);
|
||
|
|
LWTLayerID (*layerAdd)(LWTextureID txtr,int layerType);
|
||
|
|
void (*layerSetType)(LWTLayerID layer,int layerType);
|
||
|
|
int (*layerType)(LWTLayerID layer);
|
||
|
|
double (*layerEvaluate)(LWTLayerID layer,LWMicropolID mp,double *rv);
|
||
|
|
LWChanGroupID (*layerEnvGroup)(LWTLayerID layer);
|
||
|
|
int (*setParam)(LWTLayerID layer,int tag,void *data);
|
||
|
|
int (*getParam)(LWTLayerID layer,int tag,void *data);
|
||
|
|
void (*evaluateUV)(LWTLayerID layer,int wAxis,int oAxis,double oPos[3],double wPos[3],double uv[2]);
|
||
|
|
|
||
|
|
double (*noise)(double p[3]); // returns Perlin's noise values in [0,1]
|
||
|
|
void *(*userData)(LWTextureID txtr);
|
||
|
|
LWChanGroupID (*envGroup)(LWTextureID txtr);
|
||
|
|
|
||
|
|
LWTextureID (*texture)(LWTLayerID layer);
|
||
|
|
const char *(*name)(LWTextureID txtr);
|
||
|
|
int (*type)(LWTextureID txtr);
|
||
|
|
LWTxtrContextID (*context)(LWTextureID txtr);
|
||
|
|
} LWTextureFuncs;
|
||
|
|
|
||
|
|
/*layer types*/
|
||
|
|
#define TLT_IMAGE 0
|
||
|
|
#define TLT_PROC 1
|
||
|
|
#define TLT_GRAD 2
|
||
|
|
|
||
|
|
/*return types*/
|
||
|
|
#define TRT_VECTOR 0
|
||
|
|
#define TRT_COLOR 1
|
||
|
|
#define TRT_PERCENT 2
|
||
|
|
#define TRT_SCALAR 3
|
||
|
|
#define TRT_DISPLACEMENT 4
|
||
|
|
|
||
|
|
/* parameter tags */
|
||
|
|
/* Tag data type*/
|
||
|
|
typedef enum LWTextureTag
|
||
|
|
{
|
||
|
|
TXTAG_POSI, // double [3]
|
||
|
|
TXTAG_ROTA, // double [3]
|
||
|
|
TXTAG_SIZE, // double [3]
|
||
|
|
TXTAG_FALL, // double [3]
|
||
|
|
TXTAG_PROJ, // int *
|
||
|
|
TXTAG_AXIS, // int *
|
||
|
|
TXTAG_WWRP, // double *
|
||
|
|
TXTAG_HWRP, // double *
|
||
|
|
TXTAG_COORD,// int *
|
||
|
|
TXTAG_IMAGE,// ImageID *
|
||
|
|
TXTAG_VMAP, // VMapID *
|
||
|
|
TXTAG_ROBJ, // LWItemID *
|
||
|
|
TXTAG_OPAC, // double *
|
||
|
|
TXTAG_AA, // int *
|
||
|
|
TXTAG_AAVAL, // double *
|
||
|
|
TXTAG_PIXBLEND, // int *
|
||
|
|
TXTAG_WREPEAT, // int *
|
||
|
|
TXTAG_HREPEAT // int *
|
||
|
|
};
|
||
|
|
|
||
|
|
/* projection modes */
|
||
|
|
typedef enum LWTextureProjection {
|
||
|
|
TXPRJ_PLANAR,
|
||
|
|
TXPRJ_CYLINDRICAL,
|
||
|
|
TXPRJ_SPHERICAL,
|
||
|
|
TXPRJ_CUBIC,
|
||
|
|
TXPRJ_FRONT,
|
||
|
|
TXPRJ_UVMAP
|
||
|
|
};
|
||
|
|
|
||
|
|
/* repeat modes */
|
||
|
|
typedef enum LWTextureRepeatMode {
|
||
|
|
TXRPT_RESET,
|
||
|
|
TXRPT_REPEAT,
|
||
|
|
TXRPT_MIRROR,
|
||
|
|
TXRPT_EDGE
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif
|