void PolyDrawArgs::SetLight(FSWColormap *base_colormap, uint32_t lightlevel, double globVis, bool fixed)
{
mGlobVis = (float)globVis;
PolyCameraLight *cameraLight = PolyCameraLight::Instance();
if (cameraLight->FixedLightLevel() >= 0 || cameraLight->FixedColormap())
{
lightlevel = cameraLight->FixedLightLevel() >= 0 ? cameraLight->FixedLightLevel() : 255;
fixed = true;
}
mLight = clamp<uint32_t>(lightlevel, 0, 255);
mFixedLight = fixed;
mLightRed = base_colormap->Color.r;
mLightRed += mLightRed >> 7;
mLightGreen = base_colormap->Color.g;
mLightGreen += mLightGreen >> 7;
mLightBlue = base_colormap->Color.b;
mLightBlue += mLightBlue >> 7;
mLightAlpha = base_colormap->Color.a;
mLightAlpha += mLightAlpha >> 7;
mFadeRed = base_colormap->Fade.r;
mFadeRed += mFadeRed >> 7;
mFadeGreen = base_colormap->Fade.g;
mFadeGreen += mFadeGreen >> 7;
mFadeBlue = base_colormap->Fade.b;
mFadeBlue += mFadeBlue >> 7;
mFadeAlpha = base_colormap->Fade.a;
mFadeAlpha += mFadeAlpha >> 7;
mDesaturate = MIN(abs(base_colormap->Desaturate), 255);
mDesaturate += mDesaturate >> 7;
mSimpleShade = (base_colormap->Color.d == 0x00ffffff && base_colormap->Fade.d == 0x00000000 && base_colormap->Desaturate == 0);
mColormaps = base_colormap->Maps;
}
void RenderPolyPlane::SetLightLevel(PolyRenderThread *thread, PolyDrawArgs &args, const PolyTransferHeights &fakeflat, bool ceiling)
{
bool foggy = level.fadeto || fakeflat.FrontSector->Colormap.FadeColor || (level.flags & LEVEL_HASFADETABLE);
int lightlevel = ceiling ? fakeflat.CeilingLightLevel : fakeflat.FloorLightLevel;
int actualextralight = foggy ? 0 : PolyRenderer::Instance()->Viewpoint.extralight << 4;
lightlevel = clamp(lightlevel + actualextralight, 0, 255);
PolyCameraLight *cameraLight = PolyCameraLight::Instance();
FDynamicColormap *basecolormap = GetColorTable(fakeflat.FrontSector->Colormap, fakeflat.FrontSector->SpecialColors[ceiling ? sector_t::ceiling : sector_t::floor]);
if (cameraLight->FixedLightLevel() < 0 && fakeflat.FrontSector->e && fakeflat.FrontSector->e->XFloor.lightlist.Size())
{
lightlist_t *light = P_GetPlaneLight(fakeflat.FrontSector, ceiling ? &fakeflat.FrontSector->ceilingplane : &fakeflat.FrontSector->floorplane, false);
basecolormap = GetColorTable(light->extra_colormap, fakeflat.FrontSector->SpecialColors[ceiling ? sector_t::ceiling : sector_t::floor]);
if (light->p_lightlevel != &fakeflat.FrontSector->lightlevel) // If this is the real ceiling, don't discard plane lighting R_FakeFlat() accounted for.
{
lightlevel = *light->p_lightlevel;
}
}
args.SetLight(basecolormap, lightlevel, PolyRenderer::Instance()->Light.WallGlobVis(foggy), false);
}
void Render3DFloorPlane::Render(PolyRenderThread *thread, const TriMatrix &worldToClip, const PolyClipPlane &clipPlane)
{
FTextureID picnum = ceiling ? *fakeFloor->bottom.texture : *fakeFloor->top.texture;
FTexture *tex = TexMan(picnum);
if (tex->UseType == FTexture::TEX_Null)
return;
PolyCameraLight *cameraLight = PolyCameraLight::Instance();
int lightlevel = 255;
bool foggy = false;
if (cameraLight->FixedLightLevel() < 0 && sub->sector->e->XFloor.lightlist.Size())
{
lightlist_t *light = P_GetPlaneLight(sub->sector, &sub->sector->ceilingplane, false);
//basecolormap = light->extra_colormap;
lightlevel = *light->p_lightlevel;
}
int actualextralight = foggy ? 0 : PolyRenderer::Instance()->Viewpoint.extralight << 4;
lightlevel = clamp(lightlevel + actualextralight, 0, 255);
PolyPlaneUVTransform xform(ceiling ? fakeFloor->top.model->planes[sector_t::ceiling].xform : fakeFloor->top.model->planes[sector_t::floor].xform, tex);
TriVertex *vertices = thread->FrameMemory->AllocMemory<TriVertex>(sub->numlines);
if (ceiling)
{
for (uint32_t i = 0; i < sub->numlines; i++)
{
seg_t *line = &sub->firstline[i];
vertices[sub->numlines - 1 - i] = xform.GetVertex(line->v1, fakeFloor->bottom.plane->ZatPoint(line->v1));
}
}
else
{
for (uint32_t i = 0; i < sub->numlines; i++)
{
seg_t *line = &sub->firstline[i];
vertices[i] = xform.GetVertex(line->v1, fakeFloor->top.plane->ZatPoint(line->v1));
}
}
PolyDrawArgs args;
args.SetLight(GetColorTable(sub->sector->Colormap), lightlevel, PolyRenderer::Instance()->Light.WallGlobVis(foggy), false);
args.SetTransform(&worldToClip);
if (!Masked)
{
args.SetStyle(TriBlendMode::TextureOpaque);
}
else
{
double srcalpha = MIN(Alpha, 1.0);
double destalpha = Additive ? 1.0 : 1.0 - srcalpha;
args.SetStyle(TriBlendMode::TextureAdd, srcalpha, destalpha);
args.SetDepthTest(true);
args.SetWriteDepth(true);
args.SetWriteStencil(false);
}
args.SetFaceCullCCW(true);
args.SetStencilTestValue(stencilValue);
args.SetWriteStencil(true, stencilValue + 1);
args.SetTexture(tex);
args.SetClipPlane(0, clipPlane);
args.DrawArray(thread, vertices, sub->numlines, PolyDrawMode::TriangleFan);
}