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/*
* PARSEC HEADER: ro_objmc.h
*/
#ifndef _RO_OBJMC_H_
#define _RO_OBJMC_H_
// --------------------------------------------------
// messy macros for low level object rendering
// --------------------------------------------------
// don't check everything in debug mode --
#ifdef RELAXED_DEBUG_MODE
#undef CHECKHEAPBASEREF
#undef CHECKHEAPREF
#undef CHECKMEMINTEGRITY
#define CHECKHEAPBASEREF( r ) {}
#define CHECKHEAPREF( r ) {}
#define CHECKMEMINTEGRITY() {}
#endif
// ------------------------------------
#ifdef DEBUG
#define CHECKOBJECTREF( r ) if((r)==MyShip) {} else CHECKHEAPBASEREF((r))
#else
#define CHECKOBJECTREF( r ) {}
#endif
// ------------------------------------
#ifndef UPDATE_SOUND
#define AUDs_MaintainSound() {}
#endif
// ------------------------------------
#ifndef COUNT_RENDERED_POLYGONS
#define COUNTPOLYGONS(a) (a)
#else
#define COUNTPOLYGONS(a) if ((a)) { NumRenderedPolygons++; } else { }
#endif
// ------------------------------------
//#define BACKFACE_TOL_EPS 600000
#define BACKFACE_TOL_EPS AUXDATA_BSP_BACKFACE_TOLERANCE_EPS
// ------------------------------------
#ifndef CULL_BACKFACES_IN_BSP
#define BSPBACKFACETEST(a) (a)
#else
#ifndef CHECK_BACKFACE_EPS
#define BSPBACKFACETEST(a) \
if ( ( bsp_objectp->ObjectType & TYPEBACKFACEMASK ) != 0 ) \
{ (a); } else { }
#else
#define BSPBACKFACETEST(a) \
if ( ( sprod > -BACKFACE_TOL_EPS ) || \
( ( bsp_objectp->ObjectType & TYPEBACKFACEMASK ) != 0 ) ) \
{ (a); } else { }
#endif
#endif
// ------------------------------------
#ifndef TWO_SIDES_POSSIBLE
#define BACKFACINGBSPNODE(n,p,v,f) {}
#else
#define BACKFACINGBSPNODE(n,p,v,f) BSPBACKFACETEST( \
RO_DrawBSPNode( (n), (p), (v), (f) ) )
#endif
// ------------------------------------
#define CALCTEXTUREGRADIENTS(o,f) { \
MtxMtxMUL( (o)->CurrentXmatrx, (f)->TexXmatrx, DestXmatrx ); \
AdjointMtx( DestXmatrx, (f)->CurTexXmatrx ); }
/*
if ( ( (f)->Shading == persptex_shad ) || \
( (f)->Shading == ipol1tex_shad ) ) { \
MtxMtxMUL( (o)->CurrentXmatrx, (f)->TexXmatrx, DestXmatrx ); \
AdjointMtx( DestXmatrx, (f)->CurTexXmatrx ); \
}
*/
// ------------------------------------
//#define BSP_ERROR_EPS 80000
#define BSP_ERROR_EPS AUXDATA_BSP_ERROR_EPS
// ------------------------------------
#ifdef ENABLE_BSP_ERROR_TRACING
#define CHECKBSPPLANE(s,n,p,v,f) \
\
(s) > -BSP_ERROR_EPS && (s) < BSP_ERROR_EPS ) { \
\
if ( AUX_BSP_DO_EXTENDED_SPROD_CHECK ) { \
AUXDATA_BSP_SCALARPRODUCT_VALUE = abs( (s) ); \
\
if ( !AUX_BSP_EXTCHECK_SKIPSUBTREE ) { \
if ( AUX_BSP_EXTCHECK_DRAW_NODE ) \
RO_DrawBSPNode( (n), (p), (v), (f) ); \
\
if ( AUX_BSP_EXTCHECK_BACKNODE_FIRST ) { \
if ( bsp_objectp->BSPTree[ bspnode ].BackTree > 0 ) \
RO_TraverseBSPTree( bsp_objectp->BSPTree[ bspnode ].BackTree ); \
if ( bsp_objectp->BSPTree[ bspnode ].FrontTree > 0 ) \
RO_TraverseBSPTree( bsp_objectp->BSPTree[ bspnode ].FrontTree ); \
} else { \
if ( bsp_objectp->BSPTree[ bspnode ].FrontTree > 0 ) \
RO_TraverseBSPTree( bsp_objectp->BSPTree[ bspnode ].FrontTree ); \
if ( bsp_objectp->BSPTree[ bspnode ].BackTree > 0 ) \
RO_TraverseBSPTree( bsp_objectp->BSPTree[ bspnode ].BackTree ); \
} \
} \
\
} else { \
AUXDATA_BSP_SCALARPRODUCT_VALUE = abs( (s) ); \
if ( (s) > 0 ) (s) = BSP_ERROR_EPS; else (s) = -BSP_ERROR_EPS; \
goto testplane; \
} \
\
} else if ( (s) > 0
#else
#define CHECKBSPPLANE(s,n,p,v,f) ( (s) > 0 )
#endif
#endif // _RO_OBJMC_H_
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