Split r_main into r_viewport, r_scene and r_light
This commit is contained in:
Magnus Norddahl
parent
1b750c1cfd
commit
80e1844d6c
63 changed files with 893 additions and 945 deletions
270
src/swrenderer/scene/r_scene.cpp
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270
src/swrenderer/scene/r_scene.cpp
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//
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// Copyright (C) 1993-1996 by id Software, Inc.
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//
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// This source is available for distribution and/or modification
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// only under the terms of the DOOM Source Code License as
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// published by id Software. All rights reserved.
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//
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// The source is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
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// for more details.
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//
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#include <stdlib.h>
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#include <float.h>
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#include "templates.h"
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#include "i_system.h"
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#include "w_wad.h"
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#include "doomdef.h"
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#include "doomstat.h"
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#include "r_sky.h"
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#include "stats.h"
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#include "v_video.h"
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#include "a_sharedglobal.h"
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#include "c_console.h"
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#include "c_dispatch.h"
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#include "cmdlib.h"
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#include "d_net.h"
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#include "g_level.h"
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#include "p_effect.h"
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#include "po_man.h"
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#include "r_data/r_interpolate.h"
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#include "swrenderer/scene/r_scene.h"
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#include "swrenderer/scene/r_viewport.h"
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#include "swrenderer/scene/r_light.h"
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#include "swrenderer/scene/r_3dfloors.h"
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#include "swrenderer/scene/r_opaque_pass.h"
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#include "swrenderer/scene/r_translucent_pass.h"
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#include "swrenderer/scene/r_portal.h"
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#include "swrenderer/segments/r_clipsegment.h"
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#include "swrenderer/segments/r_drawsegment.h"
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#include "swrenderer/segments/r_portalsegment.h"
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#include "swrenderer/plane/r_visibleplanelist.h"
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#include "swrenderer/drawers/r_draw.h"
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#include "swrenderer/drawers/r_thread.h"
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#include "swrenderer/r_memory.h"
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EXTERN_CVAR(Bool, r_shadercolormaps)
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namespace swrenderer
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{
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cycle_t WallCycles, PlaneCycles, MaskedCycles, WallScanCycles;
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bool r_dontmaplines;
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void R_RenderActorView(AActor *actor, bool dontmaplines)
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{
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WallCycles.Reset();
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PlaneCycles.Reset();
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MaskedCycles.Reset();
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WallScanCycles.Reset();
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Clip3DFloors *clip3d = Clip3DFloors::Instance();
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clip3d->fakeActive = false; // kg3D - reset fake floor indicator
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clip3d->ResetClip(); // reset clips (floor/ceiling)
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R_SetupBuffer();
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R_SetupFrame(actor);
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// Clear buffers.
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R_ClearClipSegs(0, viewwidth);
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R_ClearDrawSegs();
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VisiblePlaneList::Instance()->Clear(true);
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R_FreePlaneLights();
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RenderTranslucentPass::Clear();
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// opening / clipping determination
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RenderOpaquePass::Instance()->ClearClip();
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R_FreeOpenings();
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NetUpdate();
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colfunc = basecolfunc;
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spanfunc = &SWPixelFormatDrawers::DrawSpan;
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RenderPortal::Instance()->SetMainPortal();
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r_dontmaplines = dontmaplines;
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// [RH] Hack to make windows into underwater areas possible
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RenderOpaquePass::Instance()->ResetFakingUnderwater();
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// [RH] Setup particles for this frame
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P_FindParticleSubsectors();
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WallCycles.Clock();
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ActorRenderFlags savedflags = camera->renderflags;
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// Never draw the player unless in chasecam mode
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if (!r_showviewer)
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{
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camera->renderflags |= RF_INVISIBLE;
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}
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// Link the polyobjects right before drawing the scene to reduce the amounts of calls to this function
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PO_LinkToSubsectors();
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RenderOpaquePass::Instance()->RenderScene();
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Clip3DFloors::Instance()->ResetClip(); // reset clips (floor/ceiling)
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camera->renderflags = savedflags;
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WallCycles.Unclock();
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NetUpdate();
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if (viewactive)
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{
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PlaneCycles.Clock();
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VisiblePlaneList::Instance()->Render();
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RenderPortal::Instance()->RenderPlanePortals();
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PlaneCycles.Unclock();
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RenderPortal::Instance()->RenderLinePortals();
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NetUpdate();
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MaskedCycles.Clock();
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RenderTranslucentPass::Render();
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MaskedCycles.Unclock();
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NetUpdate();
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}
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WallPortals.Clear();
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interpolator.RestoreInterpolations();
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R_SetupBuffer();
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// If we don't want shadered colormaps, NULL it now so that the
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// copy to the screen does not use a special colormap shader.
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if (!r_shadercolormaps && !r_swtruecolor)
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{
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realfixedcolormap = NULL;
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}
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}
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void R_RenderViewToCanvas(AActor *actor, DCanvas *canvas, int x, int y, int width, int height, bool dontmaplines)
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{
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const bool savedviewactive = viewactive;
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const bool savedoutputformat = r_swtruecolor;
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if (r_swtruecolor != canvas->IsBgra())
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{
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r_swtruecolor = canvas->IsBgra();
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R_InitColumnDrawers();
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}
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R_BeginDrawerCommands();
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viewwidth = width;
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RenderTarget = canvas;
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bRenderingToCanvas = true;
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R_SetWindow(12, width, height, height, true);
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viewwindowx = x;
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viewwindowy = y;
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viewactive = true;
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R_RenderActorView(actor, dontmaplines);
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R_EndDrawerCommands();
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RenderTarget = screen;
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bRenderingToCanvas = false;
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R_ExecuteSetViewSize();
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screen->Lock(true);
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R_SetupBuffer();
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screen->Unlock();
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viewactive = savedviewactive;
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r_swtruecolor = savedoutputformat;
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if (r_swtruecolor != canvas->IsBgra())
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{
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R_InitColumnDrawers();
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}
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}
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void R_MultiresInit()
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{
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VisiblePlaneList::Instance()->Init();
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}
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void R_InitRenderer()
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{
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atterm(R_ShutdownRenderer);
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// viewwidth / viewheight are set by the defaults
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fillshort(zeroarray, MAXWIDTH, 0);
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R_InitShadeMaps();
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R_InitColumnDrawers();
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}
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void R_ShutdownRenderer()
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{
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RenderTranslucentPass::Deinit();
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VisiblePlaneList::Instance()->Deinit();
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Clip3DFloors::Instance()->Cleanup();
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R_DeinitOpenings();
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R_FreeDrawSegs();
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}
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/////////////////////////////////////////////////////////////////////////
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ADD_STAT(fps)
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{
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FString out;
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out.Format("frame=%04.1f ms walls=%04.1f ms planes=%04.1f ms masked=%04.1f ms",
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FrameCycles.TimeMS(), WallCycles.TimeMS(), PlaneCycles.TimeMS(), MaskedCycles.TimeMS());
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return out;
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}
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static double f_acc, w_acc, p_acc, m_acc;
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static int acc_c;
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ADD_STAT(fps_accumulated)
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{
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f_acc += FrameCycles.TimeMS();
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w_acc += WallCycles.TimeMS();
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p_acc += PlaneCycles.TimeMS();
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m_acc += MaskedCycles.TimeMS();
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acc_c++;
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FString out;
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out.Format("frame=%04.1f ms walls=%04.1f ms planes=%04.1f ms masked=%04.1f ms %d counts",
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f_acc / acc_c, w_acc / acc_c, p_acc / acc_c, m_acc / acc_c, acc_c);
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Printf(PRINT_LOG, "%s\n", out.GetChars());
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return out;
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}
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static double bestwallcycles = HUGE_VAL;
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ADD_STAT(wallcycles)
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{
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FString out;
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double cycles = WallCycles.Time();
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if (cycles && cycles < bestwallcycles)
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bestwallcycles = cycles;
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out.Format("%g", bestwallcycles);
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return out;
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}
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CCMD(clearwallcycles)
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{
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bestwallcycles = HUGE_VAL;
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}
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#if 0
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// The replacement code for Build's wallscan doesn't have any timing calls so this does not work anymore.
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static double bestscancycles = HUGE_VAL;
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ADD_STAT(scancycles)
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{
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FString out;
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double scancycles = WallScanCycles.Time();
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if (scancycles && scancycles < bestscancycles)
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bestscancycles = scancycles;
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out.Format("%g", bestscancycles);
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return out;
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}
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CCMD(clearscancycles)
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{
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bestscancycles = HUGE_VAL;
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}
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#endif
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}
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