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70 lines
1.5 KiB
C
70 lines
1.5 KiB
C
#ifndef SOFT_FAKE3D_H
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#define SOFT_FAKE3D_H
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#include "p_3dfloors.h"
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// special types
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struct HeightLevel
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{
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double height;
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struct HeightLevel *prev;
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struct HeightLevel *next;
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};
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struct HeightStack
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{
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HeightLevel *height_top;
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HeightLevel *height_cur;
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int height_max;
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};
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struct ClipStack
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{
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short floorclip[MAXWIDTH];
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short ceilingclip[MAXWIDTH];
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F3DFloor *ffloor;
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ClipStack *next;
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};
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// external varialbes
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// fake3D flags:
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enum
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{
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// BSP stage:
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FAKE3D_FAKEFLOOR = 1, // fake floor, mark seg as FAKE
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FAKE3D_FAKECEILING = 2, // fake ceiling, mark seg as FAKE
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FAKE3D_FAKEBACK = 4, // R_AddLine with fake backsector, mark seg as FAKE
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FAKE3D_FAKEMASK = 7,
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FAKE3D_CLIPBOTFRONT = 8, // use front sector clipping info (bottom)
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FAKE3D_CLIPTOPFRONT = 16, // use front sector clipping info (top)
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// sorting stage:
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FAKE3D_CLIPBOTTOM = 1, // clip bottom
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FAKE3D_CLIPTOP = 2, // clip top
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FAKE3D_REFRESHCLIP = 4, // refresh clip info
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FAKE3D_DOWN2UP = 8, // rendering from down to up (floors)
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};
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extern int fake3D;
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extern F3DFloor *fakeFloor;
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extern fixed_t fakeAlpha;
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extern int fakeActive;
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extern double sclipBottom;
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extern double sclipTop;
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extern HeightLevel *height_top;
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extern HeightLevel *height_cur;
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extern int CurrentMirror;
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extern int CurrentSkybox;
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EXTERN_CVAR(Int, r_3dfloors);
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// functions
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void R_3D_DeleteHeights();
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void R_3D_AddHeight(secplane_t *add, sector_t *sec);
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void R_3D_NewClip();
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void R_3D_ResetClip();
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void R_3D_EnterSkybox();
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void R_3D_LeaveSkybox();
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#endif
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