diff --git a/src/hardware/hw_glob.h b/src/hardware/hw_glob.h index 94eef1d3e..5d1a81d4f 100644 --- a/src/hardware/hw_glob.h +++ b/src/hardware/hw_glob.h @@ -78,6 +78,7 @@ typedef struct gr_vissprite_s //Hurdler: 25/04/2000: now support colormap in hardware mode UINT8 *colormap; INT32 dispoffset; // copy of info->dispoffset, affects ordering but not drawing + float z1, z2; } gr_vissprite_t; // -------- diff --git a/src/hardware/hw_main.c b/src/hardware/hw_main.c index 4cfbc59e9..92c363943 100644 --- a/src/hardware/hw_main.c +++ b/src/hardware/hw_main.c @@ -4229,6 +4229,7 @@ static void HWR_DrawSprite(gr_vissprite_t *spr) GLPatch_t *gpatch; // sprite patch converted to hardware FSurfaceInfo Surf; const boolean hires = (spr->mobj && spr->mobj->skin && ((skin_t *)spr->mobj->skin)->flags & SF_HIRES); + //const boolean papersprite = (spr->mobj && (spr->mobj->frame & FF_PAPERSPRITE)); if (spr->mobj) this_scale = FIXED_TO_FLOAT(spr->mobj->scale); if (hires) @@ -4272,7 +4273,8 @@ static void HWR_DrawSprite(gr_vissprite_t *spr) // make a wall polygon (with 2 triangles), using the floor/ceiling heights, // and the 2d map coords of start/end vertices - wallVerts[0].z = wallVerts[1].z = wallVerts[2].z = wallVerts[3].z = spr->tz; + wallVerts[0].z = wallVerts[3].z = spr->z1; + wallVerts[2].z = wallVerts[1].z = spr->z2; // transform wv = wallVerts; @@ -5068,6 +5070,10 @@ static void HWR_ProjectSprite(mobj_t *thing) angle_t ang; INT32 heightsec, phs; + const boolean papersprite = (thing->frame & FF_PAPERSPRITE); + float offset; + float ang_scale = 1.0f, ang_scalez = 0.0f; + float z1, z2; if (!thing) return; @@ -5082,7 +5088,7 @@ static void HWR_ProjectSprite(mobj_t *thing) tz = (tr_x * gr_viewcos) + (tr_y * gr_viewsin); // thing is behind view plane? - if (tz < ZCLIP_PLANE && (!cv_grmd2.value || md2_models[thing->sprite].notfound == true)) //Yellow: Only MD2's dont disappear + if (tz < ZCLIP_PLANE && !papersprite && (!cv_grmd2.value || md2_models[thing->sprite].notfound == true)) //Yellow: Only MD2's dont disappear return; tx = (tr_x * gr_viewsin) - (tr_y * gr_viewcos); @@ -5120,6 +5126,27 @@ static void HWR_ProjectSprite(mobj_t *thing) I_Error("sprframes NULL for sprite %d\n", thing->sprite); #endif + if (papersprite) + { + // Use the actual view angle, rather than the angle formed + // between the view point and the thing + // this makes sure paper sprites always appear at the right angle! + // Note: DO NOT do this in software mode version, it actually + // makes papersprites look WORSE there (I know, I've tried) + // Monster Iestyn - 13/05/17 + ang = dup_viewangle - thing->angle; + ang_scale = FIXED_TO_FLOAT(FINESINE(ang>>ANGLETOFINESHIFT)); + ang_scalez = FIXED_TO_FLOAT(FINECOSINE(ang>>ANGLETOFINESHIFT)); + + if (ang_scale < 0) + { + ang_scale = -ang_scale; + ang_scalez = -ang_scalez; + } + } + else if (sprframe->rotate != SRF_SINGLE) + ang = R_PointToAngle (thing->x, thing->y) - thing->angle; + if (sprframe->rotate == SRF_SINGLE) { // use single rotation for all views @@ -5130,8 +5157,6 @@ static void HWR_ProjectSprite(mobj_t *thing) else { // choose a different rotation based on player view - ang = R_PointToAngle (thing->x, thing->y) - thing->angle; - if ((sprframe->rotate & SRF_RIGHT) && (ang < ANGLE_180)) // See from right rot = 6; // F7 slot else if ((sprframe->rotate & SRF_LEFT) && (ang >= ANGLE_180)) // See from left @@ -5149,9 +5174,12 @@ static void HWR_ProjectSprite(mobj_t *thing) // calculate edges of the shape if (flip) - tx -= FIXED_TO_FLOAT(spritecachedinfo[lumpoff].width - spritecachedinfo[lumpoff].offset) * this_scale; + offset = FIXED_TO_FLOAT(spritecachedinfo[lumpoff].width - spritecachedinfo[lumpoff].offset) * this_scale; else - tx -= FIXED_TO_FLOAT(spritecachedinfo[lumpoff].offset) * this_scale; + offset = FIXED_TO_FLOAT(spritecachedinfo[lumpoff].offset) * this_scale; + + z1 = tz - (offset * ang_scalez); + tx -= offset * ang_scale; // project x x1 = gr_windowcenterx + (tx * gr_centerx / tz); @@ -5162,7 +5190,14 @@ static void HWR_ProjectSprite(mobj_t *thing) x1 = tx; - tx += FIXED_TO_FLOAT(spritecachedinfo[lumpoff].width) * this_scale; + offset = FIXED_TO_FLOAT(spritecachedinfo[lumpoff].width) * this_scale; + + z2 = z1 + (offset * ang_scalez); + tx += offset * ang_scale; + + if (papersprite && max(z1, z2) < ZCLIP_PLANE) + return; + x2 = gr_windowcenterx + (tx * gr_centerx / tz); if (vflip) @@ -5211,6 +5246,8 @@ static void HWR_ProjectSprite(mobj_t *thing) vis->patchlumpnum = sprframe->lumppat[rot]; vis->flip = flip; vis->mobj = thing; + vis->z1 = z1; + vis->z2 = z2; //Hurdler: 25/04/2000: now support colormap in hardware mode if ((vis->mobj->flags & MF_BOSS) && (vis->mobj->flags2 & MF2_FRET) && (leveltime & 1)) // Bosses "flash"