/*
 * $Header: /home/grantham/cvsroot/projects/modules/tc/tc.h,v 1.14 2000/10/03 07:19:20 grantham Exp $
 */

#if !defined(_ACTC_H_)
#define _ACTC_H_

#include <sys/types.h>

typedef struct _ACTCData ACTCData;

/*
    Abbreviated:
        vertex          vert
        primitive       prim
        maximum         max
        minimum         min
        parameter       param
 */

#define ACTC_NO_ERROR                   0
#define ACTC_ALLOC_FAILED               -0x2000
#define ACTC_DURING_INPUT               -0x2001
#define ACTC_DURING_OUTPUT              -0x2002
#define ACTC_IDLE                       -0x2003
#define ACTC_INVALID_VALUE              -0x2004
#define ACTC_DATABASE_EMPTY             -0x2005
#define ACTC_DATABASE_CORRUPT           -0x2006
#define ACTC_PRIM_COMPLETE              -0x2007

#define ACTC_OUT_MIN_FAN_VERTS          0x1000
#define ACTC_OUT_HONOR_WINDING          0x1001
#define ACTC_OUT_MAX_PRIM_VERTS         0x1004
#define ACTC_IN_MIN_VERT                0x1005
#define ACTC_IN_MAX_VERT                0x1006
#define ACTC_IN_MAX_VERT_SHARING        0x1007
#define ACTC_IN_MAX_EDGE_SHARING        0x1008
#define ACTC_MINOR_VERSION              0x1009
#define ACTC_MAJOR_VERSION              0x1010

#define ACTC_PRIM_FAN                   0x2000
#define ACTC_PRIM_STRIP                 0x2001

#define ACTC_TRUE                       1
#define ACTC_FALSE                      0

ACTCData *actcNew(void);
int actcParami(ACTCData *tc, int param, int value);
int actcGetParami(ACTCData *tc, int param, int *value);
int actcParamu(ACTCData *tc, int param, unsigned int value);
int actcGetParamu(ACTCData *tc, int param, unsigned int *value);
int actcGetError(ACTCData *tc);
int actcMakeEmpty(ACTCData *tc);
void actcDelete(ACTCData *tc);
void actcDumpState(ACTCData *tc, FILE *fp);

int actcBeginInput(ACTCData *tc);
int actcGetIsDuringInput(ACTCData *tc);
int actcAddTriangle(ACTCData *tc, unsigned int v1, unsigned int v2, unsigned int v3);
int actcEndInput(ACTCData *tc);

int actcBeginOutput(ACTCData *tc);
int actcGetIsDuringOutput(ACTCData *tc);
int actcStartNextPrim(ACTCData *tc, unsigned int *v1Return, unsigned int *v2Return);
int actcGetNextVert(ACTCData *tc, unsigned int *vReturn);
int actcEndOutput(ACTCData *tc);

int actcGetMemoryAllocation(ACTCData *tc, size_t *bytesAllocated);

int actcTrianglesToPrimitives(ACTCData *tc, int triangleCount,
    unsigned int (*triangles)[3], int primTypes[], int primLengths[], unsigned int vertices[],
    int maxBatchSize);

#endif /* _ACTC_H_ */

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