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https://git.do.srb2.org/STJr/SRB2.git
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Per-wall lighting
This commit is contained in:
parent
332445ae55
commit
28dfe91b4f
6 changed files with 170 additions and 19 deletions
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@ -309,6 +309,30 @@ static FUINT HWR_CalcSlopeLight(FUINT lightnum, angle_t dir, fixed_t delta)
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return (FUINT)finallight;
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}
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static FUINT HWR_SideLightLevel(side_t *side, UINT8 base_lightlevel)
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{
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return side->light +
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((side->lightabsolute) ? 0 : base_lightlevel);
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}
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static FUINT HWR_TopLightLevel(side_t *side, UINT8 base_lightlevel)
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{
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return side->light_top +
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((side->lightabsolute_top) ? 0 : HWR_SideLightLevel(side, base_lightlevel));
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}
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static FUINT HWR_MidLightLevel(side_t *side, UINT8 base_lightlevel)
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{
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return side->light_mid +
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((side->lightabsolute_mid) ? 0 : HWR_SideLightLevel(side, base_lightlevel));
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}
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static FUINT HWR_BottomLightLevel(side_t *side, UINT8 base_lightlevel)
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{
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return side->light_bottom +
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((side->lightabsolute_bottom) ? 0 : HWR_SideLightLevel(side, base_lightlevel));
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}
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// ==========================================================================
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// FLOOR/CEILING GENERATION FROM SUBSECTORS
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// ==========================================================================
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@ -705,8 +729,9 @@ static void HWR_SplitWall(sector_t *sector, FOutVector *wallVerts, INT32 texnum,
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fixed_t v2x = FloatToFixed(wallVerts[1].x);
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fixed_t v2y = FloatToFixed(wallVerts[1].z);
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FUINT lightnum = HWR_SideLightLevel(gl_sidedef, sector->lightlevel);
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const UINT8 alpha = Surf->PolyColor.s.alpha;
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FUINT lightnum = HWR_CalcWallLight(sector->lightlevel, v1x, v1y, v2x, v2y);
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lightnum = HWR_CalcWallLight(lightnum, v1x, v1y, v2x, v2y);
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extracolormap_t *colormap = NULL;
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if (!r_renderwalls)
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@ -750,13 +775,13 @@ static void HWR_SplitWall(sector_t *sector, FOutVector *wallVerts, INT32 texnum,
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{
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if (pfloor && (pfloor->fofflags & FOF_FOG))
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{
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lightnum = pfloor->master->frontsector->lightlevel;
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lightnum = HWR_SideLightLevel(gl_sidedef, pfloor->master->frontsector->lightlevel);
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colormap = pfloor->master->frontsector->extra_colormap;
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lightnum = colormap ? lightnum : HWR_CalcWallLight(lightnum, v1x, v1y, v2x, v2y);
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}
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else
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{
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lightnum = *list[i].lightlevel;
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lightnum = HWR_SideLightLevel(gl_sidedef, *list[i].lightlevel);
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colormap = *list[i].extra_colormap;
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lightnum = colormap ? lightnum : HWR_CalcWallLight(lightnum, v1x, v1y, v2x, v2y);
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}
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@ -1167,7 +1192,7 @@ static void HWR_ProcessSeg(void)
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float cliplow = (float)gl_curline->offset;
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float cliphigh = cliplow + (gl_curline->flength * FRACUNIT);
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FUINT lightnum = gl_frontsector->lightlevel;
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FUINT lightnum = HWR_SideLightLevel(gl_sidedef, gl_frontsector->lightlevel);
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extracolormap_t *colormap = gl_frontsector->extra_colormap;
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lightnum = colormap ? lightnum : HWR_CalcWallLight(lightnum, vs.x, vs.y, ve.x, ve.y);
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@ -1628,11 +1653,11 @@ static void HWR_ProcessSeg(void)
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{
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blendmode = PF_Fog|PF_NoTexture;
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lightnum = rover->master->frontsector->lightlevel;
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lightnum = HWR_SideLightLevel(gl_sidedef, rover->master->frontsector->lightlevel);
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colormap = rover->master->frontsector->extra_colormap;
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lightnum = colormap ? lightnum : HWR_CalcWallLight(lightnum, vs.x, vs.y, ve.x, ve.y);
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Surf.PolyColor.s.alpha = HWR_FogBlockAlpha(rover->master->frontsector->lightlevel, rover->master->frontsector->extra_colormap);
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Surf.PolyColor.s.alpha = HWR_FogBlockAlpha(HWR_SideLightLevel(gl_sidedef, rover->master->frontsector->lightlevel), rover->master->frontsector->extra_colormap);
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if (gl_frontsector->numlights)
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HWR_SplitWall(gl_frontsector, wallVerts, 0, &Surf, rover->fofflags, rover, blendmode);
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@ -1785,7 +1810,7 @@ static void HWR_ProcessSeg(void)
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{
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blendmode = PF_Fog|PF_NoTexture;
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lightnum = rover->master->frontsector->lightlevel;
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lightnum = HWR_SideLightLevel(gl_sidedef, rover->master->frontsector->lightlevel);
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colormap = rover->master->frontsector->extra_colormap;
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lightnum = colormap ? lightnum : HWR_CalcWallLight(lightnum, vs.x, vs.y, ve.x, ve.y);
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@ -213,6 +213,14 @@ enum side_e {
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side_sector,
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side_special,
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side_repeatcnt,
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side_light,
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side_light_top,
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side_light_mid,
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side_light_bottom,
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side_lightabsolute,
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side_lightabsolute_top,
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side_lightabsolute_mid,
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side_lightabsolute_bottom,
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side_text
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};
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@ -241,6 +249,14 @@ static const char *const side_opt[] = {
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"sector",
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"special",
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"repeatcnt",
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"light",
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"light_top",
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"light_mid",
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"light_bottom",
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"lightabsolute",
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"lightabsolute_top",
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"lightabsolute_mid",
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"lightabsolute_bottom",
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"text",
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NULL};
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@ -1311,6 +1327,30 @@ static int side_get(lua_State *L)
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case side_repeatcnt:
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lua_pushinteger(L, side->repeatcnt);
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return 1;
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case side_light:
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lua_pushinteger(L, side->light);
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return 1;
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case side_light_top:
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lua_pushinteger(L, side->light_top);
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return 1;
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case side_light_mid:
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lua_pushinteger(L, side->light_mid);
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return 1;
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case side_light_bottom:
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lua_pushinteger(L, side->light_bottom);
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return 1;
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case side_lightabsolute:
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lua_pushboolean(L, side->lightabsolute);
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return 1;
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case side_lightabsolute_top:
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lua_pushboolean(L, side->lightabsolute_top);
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return 1;
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case side_lightabsolute_mid:
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lua_pushboolean(L, side->lightabsolute_mid);
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return 1;
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case side_lightabsolute_bottom:
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lua_pushboolean(L, side->lightabsolute_bottom);
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return 1;
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// TODO: 2.3: Delete
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case side_text:
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{
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@ -1413,6 +1453,30 @@ static int side_set(lua_State *L)
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case side_repeatcnt:
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side->repeatcnt = luaL_checkinteger(L, 3);
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break;
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case side_light:
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side->repeatcnt = luaL_checkinteger(L, 3);
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break;
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case side_light_top:
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side->repeatcnt = luaL_checkinteger(L, 3);
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break;
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case side_light_mid:
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side->repeatcnt = luaL_checkinteger(L, 3);
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break;
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case side_light_bottom:
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side->repeatcnt = luaL_checkinteger(L, 3);
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break;
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case side_lightabsolute:
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side->lightabsolute = luaL_checkboolean(L, 3);
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break;
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case side_lightabsolute_top:
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side->lightabsolute_top = luaL_checkboolean(L, 3);
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break;
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case side_lightabsolute_mid:
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side->lightabsolute_mid = luaL_checkboolean(L, 3);
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break;
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case side_lightabsolute_bottom:
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side->lightabsolute_bottom = luaL_checkboolean(L, 3);
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break;
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}
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return 0;
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}
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@ -919,7 +919,11 @@ enum
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LD_SDMIDLIGHT = 1<<19,
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LD_SDBOTLIGHT = 1<<20,
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LD_SDREPEATCNT = 1<<21,
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LD_SDFLAGS = 1<<22
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LD_SDFLAGS = 1<<22,
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LD_SDLIGHTABS = 1<<23,
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LD_SDTOPLIGHTABS = 1<<24,
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LD_SDMIDLIGHTABS = 1<<25,
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LD_SDBOTLIGHTABS = 1<<26
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};
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static boolean P_AreArgsEqual(const line_t *li, const line_t *spawnli)
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@ -1393,6 +1397,16 @@ static UINT32 GetSideDiff(const side_t *si, const side_t *spawnsi)
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diff |= LD_SDBOTSCALEY;
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if (si->repeatcnt != spawnsi->repeatcnt)
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diff |= LD_SDREPEATCNT;
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if (si->light != spawnsi->light)
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diff |= LD_SDLIGHT;
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if (si->light_top != spawnsi->light_top)
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diff |= LD_SDTOPLIGHT;
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if (si->light_mid != spawnsi->light_mid)
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diff |= LD_SDMIDLIGHT;
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if (si->light_bottom != spawnsi->light_bottom)
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diff |= LD_SDBOTLIGHT;
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if (si->lightabsolute != spawnsi->lightabsolute)
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diff |= LD_SDLIGHTABS;
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return diff;
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}
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@ -1436,6 +1450,10 @@ static void ArchiveSide(const side_t *si, UINT32 diff)
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WRITEFIXED(save_p, si->scaley_bottom);
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if (diff & LD_SDREPEATCNT)
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WRITEINT16(save_p, si->repeatcnt);
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if (diff & LD_SDLIGHT)
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WRITEINT16(save_p, si->light);
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if (diff & LD_SDLIGHTABS)
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WRITEINT16(save_p, si->lightabsolute);
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}
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static void ArchiveLines(void)
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@ -1576,6 +1594,10 @@ static void UnArchiveSide(side_t *si)
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si->scaley_bottom = READFIXED(save_p);
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if (diff & LD_SDREPEATCNT)
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si->repeatcnt = READINT16(save_p);
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if (diff & LD_SDLIGHT)
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si->light = READINT16(save_p);
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if (diff & LD_SDLIGHTABS)
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si->lightabsolute = READINT16(save_p);
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}
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static void UnArchiveLines(void)
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@ -1367,6 +1367,9 @@ static void P_LoadSidedefs(UINT8 *data)
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sd->scalex_top = sd->scalex_mid = sd->scalex_bottom = FRACUNIT;
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sd->scaley_top = sd->scaley_mid = sd->scaley_bottom = FRACUNIT;
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sd->light = sd->light_top = sd->light_mid = sd->light_bottom = 0;
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sd->lightabsolute = sd->lightabsolute_top = sd->lightabsolute_mid = sd->lightabsolute_bottom = false;
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P_SetSidedefSector(i, (UINT16)SHORT(msd->sector));
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// Special info stored in texture fields!
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@ -1977,6 +1980,10 @@ static void ParseTextmapSidedefParameter(UINT32 i, const char *param, const char
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P_SetSidedefSector(i, atol(val));
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else if (fastcmp(param, "repeatcnt"))
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sides[i].repeatcnt = atol(val);
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else if (fastcmp(param, "light"))
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sides[i].light = atol(val);
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else if (fastcmp(param, "lightabsolute") && fastcmp("true", val))
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sides[i].lightabsolute = true;
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}
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static void ParseTextmapLinedefParameter(UINT32 i, const char *param, const char *val)
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@ -2704,6 +2711,10 @@ static void P_WriteTextmap(void)
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fprintf(f, "texturemiddle = \"%.*s\";\n", 8, textures[wsides[i].midtexture]->name);
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if (wsides[i].repeatcnt != 0)
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fprintf(f, "repeatcnt = %d;\n", wsides[i].repeatcnt);
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if (wsides[i].light != 0)
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fprintf(f, "light = %d;\n", wsides[i].light);
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if (wsides[i].lightabsolute != 0)
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fprintf(f, "lightabsolute = %d;\n", wsides[i].lightabsolute);
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fprintf(f, "}\n");
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fprintf(f, "\n");
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}
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@ -3106,6 +3117,7 @@ static void P_LoadTextmap(void)
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sd->bottomtexture = R_TextureNumForName("-");
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sd->sector = NULL;
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sd->repeatcnt = 0;
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sd->light = sd->lightabsolute = 0;
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TextmapParse(sidedefBlocks.pos[i], i, ParseTextmapSidedefParameter);
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@ -631,6 +631,11 @@ typedef struct
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fixed_t scalex_top, scalex_mid, scalex_bottom;
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fixed_t scaley_top, scaley_mid, scaley_bottom;
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// per-wall lighting for UDMF
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// TODO: implement per-texture lighting
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INT16 light, light_top, light_mid, light_bottom;
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boolean lightabsolute, lightabsolute_top, lightabsolute_mid, lightabsolute_bottom;
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// Texture indices.
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// We do not maintain names here.
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INT32 toptexture, bottomtexture, midtexture;
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43
src/r_segs.c
43
src/r_segs.c
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@ -94,6 +94,30 @@ transnum_t R_GetLinedefTransTable(fixed_t alpha)
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return (20*(FRACUNIT - alpha - 1) + FRACUNIT) >> (FRACBITS+1);
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}
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static INT16 R_SideLightLevel(side_t *side, UINT8 base_lightlevel)
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{
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return side->light +
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((side->lightabsolute) ? 0 : base_lightlevel);
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}
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static INT16 R_TopLightLevel(side_t *side, UINT8 base_lightlevel)
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{
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return side->light_top +
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((side->lightabsolute_top) ? 0 : R_SideLightLevel(side, base_lightlevel));
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}
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static INT16 R_MidLightLevel(side_t *side, UINT8 base_lightlevel)
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{
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return side->light_mid +
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((side->lightabsolute_mid) ? 0 : R_SideLightLevel(side, base_lightlevel));
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}
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static INT16 R_BottomLightLevel(side_t *side, UINT8 base_lightlevel)
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{
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return side->light_bottom +
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((side->lightabsolute_bottom) ? 0 : R_SideLightLevel(side, base_lightlevel));
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}
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void R_RenderMaskedSegRange(drawseg_t *ds, INT32 x1, INT32 x2)
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{
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size_t pindex;
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@ -223,7 +247,7 @@ void R_RenderMaskedSegRange(drawseg_t *ds, INT32 x1, INT32 x2)
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if ((colfunc != colfuncs[COLDRAWFUNC_FUZZY])
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|| (rlight->flags & FOF_FOG)
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|| (rlight->extra_colormap && (rlight->extra_colormap->flags & CMF_FOG)))
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lightnum = (rlight->lightlevel >> LIGHTSEGSHIFT);
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lightnum = R_SideLightLevel(curline->sidedef, rlight->lightlevel) >> LIGHTSEGSHIFT;
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else
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lightnum = LIGHTLEVELS - 1;
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@ -241,7 +265,7 @@ void R_RenderMaskedSegRange(drawseg_t *ds, INT32 x1, INT32 x2)
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{
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if ((colfunc != colfuncs[COLDRAWFUNC_FUZZY])
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|| (frontsector->extra_colormap && (frontsector->extra_colormap->flags & CMF_FOG)))
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lightnum = (frontsector->lightlevel >> LIGHTSEGSHIFT);
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lightnum = R_SideLightLevel(curline->sidedef, frontsector->lightlevel) >> LIGHTSEGSHIFT;
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else
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lightnum = LIGHTLEVELS - 1;
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@ -697,9 +721,9 @@ void R_RenderThickSideRange(drawseg_t *ds, INT32 x1, INT32 x2, ffloor_t *pfloor)
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// Check if the current light effects the colormap/lightlevel
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if (pfloor->fofflags & FOF_FOG)
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rlight->lightnum = (pfloor->master->frontsector->lightlevel >> LIGHTSEGSHIFT);
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rlight->lightnum = R_SideLightLevel(curline->sidedef, pfloor->master->frontsector->lightlevel) >> LIGHTSEGSHIFT;
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else
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rlight->lightnum = (rlight->lightlevel >> LIGHTSEGSHIFT);
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rlight->lightnum = R_SideLightLevel(curline->sidedef, rlight->lightlevel) >> LIGHTSEGSHIFT;
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if (pfloor->fofflags & FOF_FOG || rlight->flags & FOF_FOG || (rlight->extra_colormap && (rlight->extra_colormap->flags & CMF_FOG)))
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;
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@ -717,14 +741,13 @@ void R_RenderThickSideRange(drawseg_t *ds, INT32 x1, INT32 x2, ffloor_t *pfloor)
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{
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// Get correct light level!
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if ((frontsector->extra_colormap && (frontsector->extra_colormap->flags & CMF_FOG)))
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lightnum = (frontsector->lightlevel >> LIGHTSEGSHIFT);
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lightnum = R_SideLightLevel(curline->sidedef, frontsector->lightlevel) >> LIGHTSEGSHIFT;
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else if (fog)
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lightnum = (pfloor->master->frontsector->lightlevel >> LIGHTSEGSHIFT);
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lightnum = R_SideLightLevel(curline->sidedef, pfloor->master->frontsector->lightlevel) >> LIGHTSEGSHIFT;
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else if (fuzzy)
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lightnum = LIGHTLEVELS-1;
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else
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lightnum = R_FakeFlat(frontsector, &tempsec, &templight, &templight, false)
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->lightlevel >> LIGHTSEGSHIFT;
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lightnum = R_SideLightLevel(curline->sidedef, R_FakeFlat(frontsector, &tempsec, &templight, &templight, false)->lightlevel) >> LIGHTSEGSHIFT;
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if (pfloor->fofflags & FOF_FOG || (frontsector->extra_colormap && (frontsector->extra_colormap->flags & CMF_FOG)));
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else if (curline->v1->y == curline->v2->y)
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@ -1353,7 +1376,7 @@ static void R_RenderSegLoop (void)
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for (i = 0; i < dc_numlights; i++)
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{
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INT32 lightnum;
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lightnum = (dc_lightlist[i].lightlevel >> LIGHTSEGSHIFT);
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lightnum = R_SideLightLevel(curline->sidedef, dc_lightlist[i].lightlevel) >> LIGHTSEGSHIFT;
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if (dc_lightlist[i].extra_colormap)
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;
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@ -2540,7 +2563,7 @@ void R_StoreWallRange(INT32 start, INT32 stop)
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// use different light tables
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// for horizontal / vertical / diagonal
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// OPTIMIZE: get rid of LIGHTSEGSHIFT globally
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lightnum = (frontsector->lightlevel >> LIGHTSEGSHIFT);
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lightnum = R_SideLightLevel(curline->sidedef, frontsector->lightlevel) >> LIGHTSEGSHIFT;
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if (curline->v1->y == curline->v2->y)
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||||
lightnum--;
|
||||
|
|
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Reference in a new issue