From 74e1cea9c3930cadb58f4ac702fdf387f711e847 Mon Sep 17 00:00:00 2001 From: Magnus Norddahl Date: Sun, 15 Jan 2017 22:21:21 +0100 Subject: [PATCH] Removed openings array --- src/swrenderer/line/r_line.cpp | 55 +++++++++++---------- src/swrenderer/r_memory.cpp | 40 --------------- src/swrenderer/r_memory.h | 8 --- src/swrenderer/scene/r_portal.cpp | 11 +++-- src/swrenderer/scene/r_scene.cpp | 2 - src/swrenderer/scene/r_translucent_pass.cpp | 10 ++-- src/swrenderer/segments/r_drawsegment.cpp | 22 ++++----- src/swrenderer/segments/r_drawsegment.h | 10 ++-- src/swrenderer/things/r_decal.cpp | 8 +-- 9 files changed, 60 insertions(+), 106 deletions(-) diff --git a/src/swrenderer/line/r_line.cpp b/src/swrenderer/line/r_line.cpp index da506602c..d7ad75b65 100644 --- a/src/swrenderer/line/r_line.cpp +++ b/src/swrenderer/line/r_line.cpp @@ -373,7 +373,11 @@ namespace swrenderer if (clip3d->fake3D & FAKE3D_FAKEMASK) draw_segment->fake = 1; else draw_segment->fake = 0; - draw_segment->sprtopclip = draw_segment->sprbottomclip = draw_segment->maskedtexturecol = draw_segment->bkup = draw_segment->swall = -1; + draw_segment->sprtopclip = nullptr; + draw_segment->sprbottomclip = nullptr; + draw_segment->maskedtexturecol = nullptr; + draw_segment->bkup = nullptr; + draw_segment->swall = nullptr; if (rw_markportal) { @@ -381,10 +385,10 @@ namespace swrenderer } else if (backsector == NULL) { - draw_segment->sprtopclip = R_NewOpening(stop - start); - draw_segment->sprbottomclip = R_NewOpening(stop - start); - fillshort(openings + draw_segment->sprtopclip, stop - start, viewheight); - memset(openings + draw_segment->sprbottomclip, -1, (stop - start) * sizeof(short)); + draw_segment->sprtopclip = RenderMemory::AllocMemory(stop - start); + draw_segment->sprbottomclip = RenderMemory::AllocMemory(stop - start); + fillshort(draw_segment->sprtopclip, stop - start, viewheight); + memset(draw_segment->sprbottomclip, -1, (stop - start) * sizeof(short)); draw_segment->silhouette = SIL_BOTH; } else @@ -415,14 +419,14 @@ namespace swrenderer { if (doorclosed || (rw_backcz1 <= rw_frontfz1 && rw_backcz2 <= rw_frontfz2)) { - draw_segment->sprbottomclip = R_NewOpening(stop - start); - memset(openings + draw_segment->sprbottomclip, -1, (stop - start) * sizeof(short)); + draw_segment->sprbottomclip = RenderMemory::AllocMemory(stop - start); + memset(draw_segment->sprbottomclip, -1, (stop - start) * sizeof(short)); draw_segment->silhouette |= SIL_BOTTOM; } if (doorclosed || (rw_backfz1 >= rw_frontcz1 && rw_backfz2 >= rw_frontcz2)) { // killough 1/17/98, 2/8/98 - draw_segment->sprtopclip = R_NewOpening(stop - start); - fillshort(openings + draw_segment->sprtopclip, stop - start, viewheight); + draw_segment->sprtopclip = RenderMemory::AllocMemory(stop - start); + fillshort(draw_segment->sprtopclip, stop - start, viewheight); draw_segment->silhouette |= SIL_TOP; } } @@ -461,8 +465,8 @@ namespace swrenderer maskedtexture = true; // kg3D - backup for mid and fake walls - draw_segment->bkup = R_NewOpening(stop - start); - memcpy(openings + draw_segment->bkup, &RenderOpaquePass::Instance()->ceilingclip[start], sizeof(short)*(stop - start)); + draw_segment->bkup = RenderMemory::AllocMemory(stop - start); + memcpy(draw_segment->bkup, &RenderOpaquePass::Instance()->ceilingclip[start], sizeof(short)*(stop - start)); draw_segment->bFogBoundary = IsFogBoundary(frontsector, backsector); if (sidedef->GetTexture(side_t::mid).isValid() || draw_segment->bFakeBoundary) @@ -470,12 +474,11 @@ namespace swrenderer if (sidedef->GetTexture(side_t::mid).isValid()) draw_segment->bFakeBoundary |= 4; // it is also mid texture - // note: This should never have used the openings array to store its data! - draw_segment->maskedtexturecol = R_NewOpening((stop - start) * 2); - draw_segment->swall = R_NewOpening((stop - start) * 2); + draw_segment->maskedtexturecol = RenderMemory::AllocMemory(stop - start); + draw_segment->swall = RenderMemory::AllocMemory(stop - start); - lwal = (fixed_t *)(openings + draw_segment->maskedtexturecol); - swal = (float *)(openings + draw_segment->swall); + lwal = draw_segment->maskedtexturecol; + swal = draw_segment->swall; FTexture *pic = TexMan(sidedef->GetTexture(side_t::mid), true); double yscale = pic->Scale.Y * sidedef->GetTextureYScale(side_t::mid); fixed_t xoffset = FLOAT2FIXED(sidedef->GetTextureXOffset(side_t::mid)); @@ -491,7 +494,7 @@ namespace swrenderer *swal++ = swall[i]; } - double istart = *((float *)(openings + draw_segment->swall)) * yscale; + double istart = draw_segment->swall[0] * yscale; double iend = *(swal - 1) * yscale; #if 0 ///This was for avoiding overflow when using fixed point. It might not be needed anymore. @@ -530,7 +533,7 @@ namespace swrenderer draw_segment->shade = LIGHT2SHADE(curline->sidedef->GetLightLevel(foggy, curline->frontsector->lightlevel) + R_ActualExtraLight(foggy)); } - if (draw_segment->bFogBoundary || draw_segment->maskedtexturecol != -1) + if (draw_segment->bFogBoundary || draw_segment->maskedtexturecol != nullptr) { size_t drawsegnum = draw_segment - drawsegs; InterestingDrawsegs.Push(drawsegnum); @@ -571,16 +574,16 @@ namespace swrenderer } // save sprite clipping info - if (((draw_segment->silhouette & SIL_TOP) || maskedtexture) && draw_segment->sprtopclip == -1) + if (((draw_segment->silhouette & SIL_TOP) || maskedtexture) && draw_segment->sprtopclip == nullptr) { - draw_segment->sprtopclip = R_NewOpening(stop - start); - memcpy(openings + draw_segment->sprtopclip, &RenderOpaquePass::Instance()->ceilingclip[start], sizeof(short)*(stop - start)); + draw_segment->sprtopclip = RenderMemory::AllocMemory(stop - start); + memcpy(draw_segment->sprtopclip, &RenderOpaquePass::Instance()->ceilingclip[start], sizeof(short)*(stop - start)); } - if (((draw_segment->silhouette & SIL_BOTTOM) || maskedtexture) && draw_segment->sprbottomclip == -1) + if (((draw_segment->silhouette & SIL_BOTTOM) || maskedtexture) && draw_segment->sprbottomclip == nullptr) { - draw_segment->sprbottomclip = R_NewOpening(stop - start); - memcpy(openings + draw_segment->sprbottomclip, &RenderOpaquePass::Instance()->floorclip[start], sizeof(short)*(stop - start)); + draw_segment->sprbottomclip = RenderMemory::AllocMemory(stop - start); + memcpy(draw_segment->sprbottomclip, &RenderOpaquePass::Instance()->floorclip[start], sizeof(short)*(stop - start)); } if (maskedtexture && curline->sidedef->GetTexture(side_t::mid).isValid()) @@ -604,9 +607,9 @@ namespace swrenderer pds.x2 = draw_segment->x2; pds.len = pds.x2 - pds.x1; pds.ceilingclip.Resize(pds.len); - memcpy(&pds.ceilingclip[0], openings + draw_segment->sprtopclip, pds.len * sizeof(*openings)); + memcpy(&pds.ceilingclip[0], draw_segment->sprtopclip, pds.len * sizeof(short)); pds.floorclip.Resize(pds.len); - memcpy(&pds.floorclip[0], openings + draw_segment->sprbottomclip, pds.len * sizeof(*openings)); + memcpy(&pds.floorclip[0], draw_segment->sprbottomclip, pds.len * sizeof(short)); for (int i = 0; i < pds.x2 - pds.x1; i++) { diff --git a/src/swrenderer/r_memory.cpp b/src/swrenderer/r_memory.cpp index b4faa44cd..5b102c09b 100644 --- a/src/swrenderer/r_memory.cpp +++ b/src/swrenderer/r_memory.cpp @@ -33,46 +33,6 @@ namespace swrenderer { - short *openings; - - namespace - { - size_t maxopenings; - ptrdiff_t lastopening; - } - - ptrdiff_t R_NewOpening(ptrdiff_t len) - { - ptrdiff_t res = lastopening; - len = (len + 1) & ~1; // only return DWORD aligned addresses because some code stores fixed_t's and floats in openings... - lastopening += len; - if ((size_t)lastopening > maxopenings) - { - do - maxopenings = maxopenings ? maxopenings * 2 : 16384; - while ((size_t)lastopening > maxopenings); - openings = (short *)M_Realloc(openings, maxopenings * sizeof(*openings)); - DPrintf(DMSG_NOTIFY, "MaxOpenings increased to %zu\n", maxopenings); - } - return res; - } - - void R_FreeOpenings() - { - lastopening = 0; - } - - void R_DeinitOpenings() - { - if (openings != nullptr) - { - M_Free(openings); - openings = nullptr; - } - } - - ///////////////////////////////////////////////////////////////////////// - void *RenderMemory::AllocBytes(int size) { size = (size + 15) / 16 * 16; // 16-byte align diff --git a/src/swrenderer/r_memory.h b/src/swrenderer/r_memory.h index 0bf86f2cd..dcd00a7a8 100644 --- a/src/swrenderer/r_memory.h +++ b/src/swrenderer/r_memory.h @@ -17,14 +17,6 @@ namespace swrenderer { - struct visplane_light; - - extern short *openings; - - ptrdiff_t R_NewOpening(ptrdiff_t len); - void R_FreeOpenings(); - void R_DeinitOpenings(); - // Memory needed for the duration of a frame rendering class RenderMemory { diff --git a/src/swrenderer/scene/r_portal.cpp b/src/swrenderer/scene/r_portal.cpp index 308390c7c..fbe1ad915 100644 --- a/src/swrenderer/scene/r_portal.cpp +++ b/src/swrenderer/scene/r_portal.cpp @@ -209,15 +209,16 @@ namespace swrenderer draw_segment->x1 = pl->left; draw_segment->x2 = pl->right; draw_segment->silhouette = SIL_BOTH; - draw_segment->sprbottomclip = R_NewOpening(pl->right - pl->left); - draw_segment->sprtopclip = R_NewOpening(pl->right - pl->left); - draw_segment->maskedtexturecol = ds_p->swall = -1; + draw_segment->sprbottomclip = RenderMemory::AllocMemory(pl->right - pl->left); + draw_segment->sprtopclip = RenderMemory::AllocMemory(pl->right - pl->left); + draw_segment->maskedtexturecol = nullptr; + draw_segment->swall = nullptr; draw_segment->bFogBoundary = false; draw_segment->curline = nullptr; draw_segment->fake = 0; draw_segment->foggy = false; - memcpy(openings + draw_segment->sprbottomclip, floorclip + pl->left, (pl->right - pl->left) * sizeof(short)); - memcpy(openings + draw_segment->sprtopclip, ceilingclip + pl->left, (pl->right - pl->left) * sizeof(short)); + memcpy(draw_segment->sprbottomclip, floorclip + pl->left, (pl->right - pl->left) * sizeof(short)); + memcpy(draw_segment->sprtopclip, ceilingclip + pl->left, (pl->right - pl->left) * sizeof(short)); VisibleSpriteList::firstvissprite = VisibleSpriteList::vissprite_p; firstdrawseg = draw_segment; diff --git a/src/swrenderer/scene/r_scene.cpp b/src/swrenderer/scene/r_scene.cpp index 71740aefc..f33c5fa7c 100644 --- a/src/swrenderer/scene/r_scene.cpp +++ b/src/swrenderer/scene/r_scene.cpp @@ -138,7 +138,6 @@ namespace swrenderer // opening / clipping determination RenderOpaquePass::Instance()->ClearClip(); - R_FreeOpenings(); NetUpdate(); @@ -274,7 +273,6 @@ namespace swrenderer RenderTranslucentPass::Deinit(); VisiblePlaneList::Instance()->Deinit(); Clip3DFloors::Instance()->Cleanup(); - R_DeinitOpenings(); R_FreeDrawSegs(); } diff --git a/src/swrenderer/scene/r_translucent_pass.cpp b/src/swrenderer/scene/r_translucent_pass.cpp index 1d46cb831..1490b9dfa 100644 --- a/src/swrenderer/scene/r_translucent_pass.cpp +++ b/src/swrenderer/scene/r_translucent_pass.cpp @@ -402,7 +402,7 @@ namespace swrenderer if (ds->fake) continue; // determine if the drawseg obscures the sprite if (ds->x1 >= x2 || ds->x2 <= x1 || - (!(ds->silhouette & SIL_BOTH) && ds->maskedtexturecol == -1 && + (!(ds->silhouette & SIL_BOTH) && ds->maskedtexturecol == nullptr && !ds->bFogBoundary)) { // does not cover sprite @@ -435,7 +435,7 @@ namespace swrenderer // seg is behind sprite, so draw the mid texture if it has one if (ds->CurrentPortalUniq == renderportal->CurrentPortalUniq && // [ZZ] instead, portal uniq check is made here - (ds->maskedtexturecol != -1 || ds->bFogBoundary)) + (ds->maskedtexturecol != nullptr || ds->bFogBoundary)) R_RenderMaskedSegRange(ds, r1, r2); continue; @@ -449,7 +449,7 @@ namespace swrenderer if (ds->silhouette & SIL_BOTTOM) //bottom sil { clip1 = clipbot + r1; - clip2 = openings + ds->sprbottomclip + r1 - ds->x1; + clip2 = ds->sprbottomclip + r1 - ds->x1; i = r2 - r1; do { @@ -463,7 +463,7 @@ namespace swrenderer if (ds->silhouette & SIL_TOP) // top sil { clip1 = cliptop + r1; - clip2 = openings + ds->sprtopclip + r1 - ds->x1; + clip2 = ds->sprtopclip + r1 - ds->x1; i = r2 - r1; do { @@ -555,7 +555,7 @@ namespace swrenderer continue; // kg3D - no fake segs if (ds->fake) continue; - if (ds->maskedtexturecol != -1 || ds->bFogBoundary) + if (ds->maskedtexturecol != nullptr || ds->bFogBoundary) { R_RenderMaskedSegRange(ds, ds->x1, ds->x2); } diff --git a/src/swrenderer/segments/r_drawsegment.cpp b/src/swrenderer/segments/r_drawsegment.cpp index 68f54b05f..160290068 100644 --- a/src/swrenderer/segments/r_drawsegment.cpp +++ b/src/swrenderer/segments/r_drawsegment.cpp @@ -196,15 +196,15 @@ namespace swrenderer } } - short *mfloorclip = openings + ds->sprbottomclip - ds->x1; - short *mceilingclip = openings + ds->sprtopclip - ds->x1; + short *mfloorclip = ds->sprbottomclip - ds->x1; + short *mceilingclip = ds->sprtopclip - ds->x1; double spryscale; // [RH] Draw fog partition if (ds->bFogBoundary) { RenderFogBoundary::Render(x1, x2, mceilingclip, mfloorclip, wallshade, rw_light, rw_lightstep, basecolormap); - if (ds->maskedtexturecol == -1) + if (ds->maskedtexturecol == nullptr) { goto clearfog; } @@ -214,9 +214,9 @@ namespace swrenderer goto clearfog; } - MaskedSWall = (float *)(openings + ds->swall) - ds->x1; + MaskedSWall = ds->swall - ds->x1; MaskedScaleY = ds->yscale; - maskedtexturecol = (fixed_t *)(openings + ds->maskedtexturecol) - ds->x1; + maskedtexturecol = ds->maskedtexturecol - ds->x1; spryscale = ds->iscale + ds->iscalestep * (x1 - ds->x1); rw_scalestep = ds->iscalestep; @@ -437,13 +437,13 @@ namespace swrenderer { if (!wrap) { - assert(ds->bkup >= 0); - memcpy(openings + ds->sprtopclip, openings + ds->bkup, (ds->x2 - ds->x1) * 2); + assert(ds->bkup != nullptr); + memcpy(ds->sprtopclip, ds->bkup, (ds->x2 - ds->x1) * 2); } } else { - fillshort(openings + ds->sprtopclip - ds->x1 + x1, x2 - x1, viewheight); + fillshort(ds->sprtopclip - ds->x1 + x1, x2 - x1, viewheight); } } return; @@ -466,11 +466,11 @@ namespace swrenderer rw_lightstep = ds->lightstep; rw_light = ds->light + (x1 - ds->x1) * rw_lightstep; - short *mfloorclip = openings + ds->sprbottomclip - ds->x1; - short *mceilingclip = openings + ds->sprtopclip - ds->x1; + short *mfloorclip = ds->sprbottomclip - ds->x1; + short *mceilingclip = ds->sprtopclip - ds->x1; //double spryscale = ds->iscale + ds->iscalestep * (x1 - ds->x1); - float *MaskedSWall = (float *)(openings + ds->swall) - ds->x1; + float *MaskedSWall = ds->swall - ds->x1; // find positioning side_t *scaledside; diff --git a/src/swrenderer/segments/r_drawsegment.h b/src/swrenderer/segments/r_drawsegment.h index 5533ec430..28d1df8d5 100644 --- a/src/swrenderer/segments/r_drawsegment.h +++ b/src/swrenderer/segments/r_drawsegment.h @@ -35,11 +35,11 @@ namespace swrenderer bool foggy; // Pointers to lists for sprite clipping, all three adjusted so [x1] is first value. - ptrdiff_t sprtopclip; // type short - ptrdiff_t sprbottomclip; // type short - ptrdiff_t maskedtexturecol; // type short - ptrdiff_t swall; // type float - ptrdiff_t bkup; // sprtopclip backup, for mid and fake textures + short *sprtopclip; + short *sprbottomclip; + fixed_t *maskedtexturecol; + float *swall; + short *bkup; // sprtopclip backup, for mid and fake textures FWallTmapVals tmapvals; diff --git a/src/swrenderer/things/r_decal.cpp b/src/swrenderer/things/r_decal.cpp index 203401ec4..9e17b95c8 100644 --- a/src/swrenderer/things/r_decal.cpp +++ b/src/swrenderer/things/r_decal.cpp @@ -182,8 +182,8 @@ namespace swrenderer } else { - mceilingclip = openings + clipper->sprtopclip - clipper->x1; - mfloorclip = openings + clipper->sprbottomclip - clipper->x1; + mceilingclip = clipper->sprtopclip - clipper->x1; + mfloorclip = clipper->sprbottomclip - clipper->x1; } break; @@ -201,8 +201,8 @@ namespace swrenderer { goto done; } - mceilingclip = openings + clipper->sprtopclip - clipper->x1; - mfloorclip = openings + clipper->sprbottomclip - clipper->x1; + mceilingclip = clipper->sprtopclip - clipper->x1; + mfloorclip = clipper->sprbottomclip - clipper->x1; break; case RF_CLIPLOWER: