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https://github.com/ZDoom/qzdoom-gpl.git
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64 lines
1.9 KiB
C
64 lines
1.9 KiB
C
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#ifndef R_INTERPOLATE_H
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#define R_INTERPOLATE_H
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#include "doomtype.h"
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// BUILD stuff for interpolating between frames, but modified (rather a lot)
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#define INTERPOLATION_BUCKETS 107
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class FArchive;
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enum EInterpType
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{
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INTERP_SectorFloor, // Pass a sector_t *
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INTERP_SectorCeiling, // Pass a sector_t *
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INTERP_Vertex, // Pass a vertex_t *
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INTERP_FloorPanning, // Pass a sector_t *
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INTERP_CeilingPanning, // Pass a sector_t *
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INTERP_WallPanning_Top, // Pass a side_t *
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INTERP_WallPanning_Mid,
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INTERP_WallPanning_Bottom,
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};
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struct FActiveInterpolation
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{
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FActiveInterpolation *Next;
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void *Address;
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EInterpType Type;
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friend FArchive &operator << (FArchive &arc, FActiveInterpolation *&interp);
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static int CountInterpolations ();
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static int CountInterpolations (int *usedbuckets, int *minbucketfill, int *maxbucketfill);
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private:
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fixed_t oldipos[2], bakipos[2];
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void CopyInterpToOld();
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void CopyBakToInterp();
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void DoAnInterpolation(fixed_t smoothratio);
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static size_t HashKey(EInterpType type, void *interptr);
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static FActiveInterpolation *FindInterpolation(EInterpType, void *interptr, FActiveInterpolation **&interp_p);
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friend void updateinterpolations();
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friend void setinterpolation(EInterpType, void *interptr, bool dolinks);
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friend void stopinterpolation(EInterpType, void *interptr, bool dolinks);
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friend void dointerpolations(fixed_t smoothratio);
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friend void restoreinterpolations();
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friend void clearinterpolations();
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friend void SerializeInterpolations(FArchive &arc);
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static FActiveInterpolation *curiposhash[INTERPOLATION_BUCKETS];
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};
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void updateinterpolations();
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void setinterpolation(EInterpType, void *interptr, bool dolinks = true);
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void stopinterpolation(EInterpType, void *interptr, bool dolinks = true);
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void dointerpolations(fixed_t smoothratio);
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void restoreinterpolations();
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void clearinterpolations();
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void SerializeInterpolations(FArchive &arc);
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#endif
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