cvar_t gl_nosubimage = {"gl_nosubimage", "0"};
cvar_t r_ambient = {"r_ambient", "0"};
cvar_t gl_vertex = {"gl_vertex", "0"};
-cvar_t gl_texsort = {"gl_texsort", "1"};
-cvar_t r_newworldnode = {"r_newworldnode", "0"};
-cvar_t r_oldclip = {"r_oldclip", "1"};
+cvar_t r_leafworldnode = {"r_leafworldnode", "0"};
+cvar_t r_portalworldnode = {"r_portalworldnode", "0"};
+//cvar_t r_oldclip = {"r_oldclip", "1"};
cvar_t r_dlightmap = {"r_dlightmap", "1"};
+cvar_t r_drawportals = {"r_drawportals", "0"};
+cvar_t r_novis = {"r_novis","0"};
-qboolean lightmaprgba, nosubimagefragments, nosubimage, skyisvisible;
+qboolean lightmaprgba, nosubimagefragments, nosubimage;
int lightmapbytes;
+int wateralpha;
+
void gl_surf_start()
{
}
Cvar_RegisterVariable(&gl_nosubimage);
Cvar_RegisterVariable(&r_ambient);
Cvar_RegisterVariable(&gl_vertex);
- Cvar_RegisterVariable(&gl_texsort);
- Cvar_RegisterVariable(&r_newworldnode);
- Cvar_RegisterVariable(&r_oldclip);
+ Cvar_RegisterVariable(&r_leafworldnode);
+ Cvar_RegisterVariable(&r_portalworldnode);
+// Cvar_RegisterVariable(&r_oldclip);
Cvar_RegisterVariable(&r_dlightmap);
+ Cvar_RegisterVariable(&r_drawportals);
+ Cvar_RegisterVariable(&r_novis);
R_RegisterModule("GL_Surf", gl_surf_start, gl_surf_shutdown, gl_surf_newmap);
}
*bl++ += *lightmap++ * scale;
}
}
- if (r_dlightmap.value && surf->dlightframe == r_dlightframecount)
+ if (r_dlightmap.value && surf->dlightframe == r_framecount)
if ((surf->cached_dlight = R_AddDynamicLights(surf)))
c_light_polys++;
}
*/
texture_t *R_TextureAnimation (texture_t *base)
{
- texture_t *original;
- int relative;
- int count;
+// texture_t *original;
+// int relative;
+// int count;
if (currententity->render.frame)
{
if (!base->anim_total)
return base;
+ return base->anim_frames[(int)(cl.time*5) % base->anim_total];
+
+ /*
original = base;
- relative = (int)(cl.time*10) % base->anim_total;
+ relative = (int)(cl.time*5) % base->anim_total;
count = 0;
while (base->anim_min > relative || base->anim_max <= relative)
}
return base;
+ */
}
float wvert[1024*6]; // used by the following functions
+extern qboolean hlbsp;
+
void RSurf_DrawSky(msurface_t *s, int transform)
{
glpoly_t *p;
int i;
float *v;
+
+ // LordHavoc: HalfLife maps have freaky skypolys...
+ if (hlbsp)
+ return;
+
for (p=s->polys ; p ; p=p->next)
{
if (currentskypoly < MAX_SKYPOLYS && currentskyvert + p->numverts <= MAX_SKYVERTS)
void RSurf_DrawWater(msurface_t *s, texture_t *t, int transform, int alpha)
{
int i;
- float os = turbsin[(int)(realtime * TURBSCALE) & 255], ot = turbsin[(int)(cl.time * TURBSCALE + 96.0) & 255];
+ float os = turbsin[(int)(cl.time * TURBSCALE) & 255], ot = turbsin[(int)(cl.time * TURBSCALE + 96.0) & 255];
glpoly_t *p;
float *v;
// FIXME: make fog texture if water texture is transparent?
- if (s->dlightframe != r_dlightframecount)
+ if (s->dlightframe != r_framecount)
{
vec3_t temp;
// LordHavoc: fast path for no vertex lighting cases
for (i = 0,v = p->verts[0];i < p->numverts;i++, v += VERTEXSIZE)
{
softwaretransform(v, temp);
- transpolyvert(temp[0], temp[1], temp[2] + r_waterripple.value * turbsin[(int)((temp[0]*(1.0f/32.0f)+cl.time) * TURBSCALE) & 255] * turbsin[(int)((temp[1]*(1.0f/32.0f)+realtime) * TURBSCALE) & 255] * (1.0f / 64.0f), (v[3] + os) * (1.0f/64.0f), (v[4] + ot) * (1.0f/64.0f), 128, 128, 128, alpha);
+ transpolyvert(temp[0], temp[1], temp[2] + r_waterripple.value * turbsin[(int)((temp[0]*(1.0f/32.0f)+cl.time) * TURBSCALE) & 255] * turbsin[(int)((temp[1]*(1.0f/32.0f)+cl.time) * TURBSCALE) & 255] * (1.0f / 64.0f), (v[3] + os) * (1.0f/64.0f), (v[4] + ot) * (1.0f/64.0f), 128, 128, 128, alpha);
}
transpolyend();
}
{
transpolybegin(R_GetTexture(t->texture), R_GetTexture(t->glowtexture), 0, TPOLYTYPE_ALPHA);
for (i = 0,v = p->verts[0];i < p->numverts;i++, v += VERTEXSIZE)
- transpolyvert(v[0], v[1], v[2] + r_waterripple.value * turbsin[(int)((v[0]*(1.0f/32.0f)+cl.time) * TURBSCALE) & 255] * turbsin[(int)((v[1]*(1.0f/32.0f)+realtime) * TURBSCALE) & 255] * (1.0f / 64.0f), (v[3] + os) * (1.0f/64.0f), (v[4] + ot) * (1.0f/64.0f), 128, 128, 128, alpha);
+ transpolyvert(v[0], v[1], v[2] + r_waterripple.value * turbsin[(int)((v[0]*(1.0f/32.0f)+cl.time) * TURBSCALE) & 255] * turbsin[(int)((v[1]*(1.0f/32.0f)+cl.time) * TURBSCALE) & 255] * (1.0f / 64.0f), (v[3] + os) * (1.0f/64.0f), (v[4] + ot) * (1.0f/64.0f), 128, 128, 128, alpha);
transpolyend();
}
}
else
VectorCopy(v, wv);
if (r_waterripple.value)
- wv[2] += r_waterripple.value * turbsin[(int)((wv[0]*(1.0f/32.0f)+cl.time) * TURBSCALE) & 255] * turbsin[(int)((wv[1]*(1.0f/32.0f)+realtime) * TURBSCALE) & 255] * (1.0f / 64.0f);
+ wv[2] += r_waterripple.value * turbsin[(int)((wv[0]*(1.0f/32.0f)+cl.time) * TURBSCALE) & 255] * turbsin[(int)((wv[1]*(1.0f/32.0f)+cl.time) * TURBSCALE) & 255] * (1.0f / 64.0f);
wv[3] = wv[4] = wv[5] = 128.0f;
wv += 6;
}
}
- if (s->dlightframe == r_dlightframecount)
+ if (s->dlightframe == r_framecount)
RSurf_Light(s->dlightbits, s->polys);
wv = wvert;
for (p=s->polys ; p ; p=p->next)
wallvertcolor_t *outcolor;
// check for lightmap modification
if (s->cached_dlight
- || (r_dynamic.value && r_dlightmap.value && s->dlightframe == r_dlightframecount)
+ || (r_dynamic.value && r_dlightmap.value && s->dlightframe == r_framecount)
|| r_ambient.value != s->cached_ambient
|| lighthalf != s->cached_lighthalf
|| (r_dynamic.value
|| (s->styles[2] != 255 && d_lightstylevalue[s->styles[2]] != s->cached_light[2])
|| (s->styles[3] != 255 && d_lightstylevalue[s->styles[3]] != s->cached_light[3]))))
R_UpdateLightmap(s, s->lightmaptexturenum);
- if (r_dlightmap.value || s->dlightframe != r_dlightframecount)
+ if (r_dlightmap.value || s->dlightframe != r_framecount)
{
// LordHavoc: fast path version for no vertex lighting cases
wp = &wallpoly[currentwallpoly];
}
if ((currentwallpoly + polys > MAX_WALLPOLYS) || (currentwallvert+verts > MAX_WALLVERTS))
return;
- if ((!r_dlightmap.value) && s->dlightframe == r_dlightframecount)
+ if ((!r_dlightmap.value) && s->dlightframe == r_framecount)
lit = RSurf_Light(s->dlightbits, s->polys);
wv = wvert;
wp = &wallpoly[currentwallpoly];
wv += 6;
}
}
- if (s->dlightframe == r_dlightframecount)
+ if (s->dlightframe == r_framecount)
RSurf_Light(s->dlightbits, s->polys);
wv = wvert;
if (isbmodel && (currententity->render.colormod[0] != 1 || currententity->render.colormod[1] != 1 || currententity->render.colormod[2] != 1))
}
}
-/*
-================
-DrawTextureChains
-================
-*/
-extern qboolean hlbsp;
-extern char skyname[];
-void R_DrawSurf(msurface_t *s, int isbmodel, int vertexlit)
-{
- texture_t *t;
- if (s->flags & SURF_DRAWSKY)
- {
- skyisvisible = true;
- if (!hlbsp) // LordHavoc: HalfLife maps have freaky skypolys...
- RSurf_DrawSky(s, false);
- return;
- }
- t = R_TextureAnimation (s->texinfo->texture);
- if (s->flags & SURF_DRAWTURB)
- {
- RSurf_DrawWater(s, t, false, s->flags & SURF_DRAWNOALPHA ? 255 : r_wateralpha.value*255.0f);
- return;
- }
- if (vertexlit)
- RSurf_DrawWallVertex(s, t, false, false);
- else
- RSurf_DrawWall(s, t, false);
-}
-
-void DrawTextureChains (void)
-{
- int n;
- msurface_t *s;
- texture_t *t;
-
- for (n = 0;n < cl.worldmodel->numtextures;n++)
- {
- if (!cl.worldmodel->textures[n] || !(s = cl.worldmodel->textures[n]->texturechain))
- continue;
- cl.worldmodel->textures[n]->texturechain = NULL;
-// for (;s;s = s->texturechain)
-// R_DrawSurf(s, false, gl_vertex.value);
- // LordHavoc: decide the render type only once, because the surface properties were determined by texture anyway
- // sky
- if (s->flags & SURF_DRAWSKY)
- {
- skyisvisible = true;
- if (!hlbsp) // LordHavoc: HalfLife maps have freaky skypolys...
- for (;s;s = s->texturechain)
- RSurf_DrawSky(s, false);
- continue;
- }
- t = R_TextureAnimation (cl.worldmodel->textures[n]);
- // subdivided water surface warp
- if (s->flags & SURF_DRAWTURB)
- {
- int alpha = s->flags & SURF_DRAWNOALPHA ? 255 : r_wateralpha.value*255.0f;
- for (;s;s = s->texturechain)
- RSurf_DrawWater(s, t, false, alpha);
- continue;
- }
- if (gl_vertex.value)
- for (;s;s = s->texturechain)
- RSurf_DrawWallVertex(s, t, false, false);
- else
- for (;s;s = s->texturechain)
- RSurf_DrawWall(s, t, false);
- }
-}
-
void R_NoVisMarkLights (vec3_t lightorigin, dlight_t *light, int bit, int bitindex, model_t *model);
/*
msurface_t *s;
model_t *clmodel;
int rotated, vertexlit = false;
- texture_t *t;
vec3_t org;
currententity = e;
VectorAdd (e->render.origin, clmodel->maxs, maxs);
}
- if (R_CullBox (mins, maxs))
+ if (R_VisibleCullBox (mins, maxs))
return;
c_bmodels++;
}
vertexlit = modelalpha != 1 || clmodel->firstmodelsurface == 0 || (currententity->render.effects & EF_FULLBRIGHT) || currententity->render.colormod[0] != 1 || currententity->render.colormod[2] != 1 || currententity->render.colormod[2] != 1;
-e->render.angles[0] = -e->render.angles[0]; // stupid quake bug
+ e->render.angles[0] = -e->render.angles[0]; // stupid quake bug
softwaretransformforentity (e);
-e->render.angles[0] = -e->render.angles[0]; // stupid quake bug
+ e->render.angles[0] = -e->render.angles[0]; // stupid quake bug
// draw texture
for (i = 0;i < clmodel->nummodelsurfaces;i++, s++)
if (((s->flags & SURF_PLANEBACK) == 0) == (PlaneDiff(modelorg, s->plane) >= 0))
{
// R_DrawSurf(s, true, vertexlit || s->texinfo->texture->transparent);
- if (s->flags & SURF_DRAWSKY)
+ if (s->flags & (SURF_DRAWSKY | SURF_DRAWTURB))
{
- RSurf_DrawSky(s, true);
- continue;
+ // sky and liquid don't need sorting (skypoly/transpoly)
+ if (s->flags & SURF_DRAWSKY)
+ RSurf_DrawSky(s, true);
+ else
+ RSurf_DrawWater(s, R_TextureAnimation(s->texinfo->texture), true, s->flags & SURF_DRAWNOALPHA ? 255 : wateralpha);
}
- t = R_TextureAnimation (s->texinfo->texture);
- if (s->flags & SURF_DRAWTURB)
+ else
{
- RSurf_DrawWater(s, t, true, s->flags & SURF_DRAWNOALPHA ? 255 : r_wateralpha.value*255.0f);
- continue;
+ texture_t *t = R_TextureAnimation(s->texinfo->texture);
+ if (vertexlit || s->texinfo->texture->transparent)
+ RSurf_DrawWallVertex(s, t, true, true);
+ else
+ RSurf_DrawWall(s, t, true);
}
- if (vertexlit || s->texinfo->texture->transparent)
- RSurf_DrawWallVertex(s, t, true, true);
- else
- RSurf_DrawWall(s, t, true);
}
}
UploadLightmaps();
=============================================================
*/
-void R_StoreEfrags (efrag_t **ppefrag);
+int r_vismarkframecount; // bumped when going to a new PVS
-void R_NewWorldNode ()
+void R_MarkLeaves (void)
{
- int l, texsort = gl_texsort.value, vertex = gl_vertex.value;
+ byte *vis;
+ mnode_t *node;
+ int i;
+
+ if (r_oldviewleaf == r_viewleaf)
+ return;
+
+ r_vismarkframecount++;
+ r_oldviewleaf = r_viewleaf;
+
+ vis = Mod_LeafPVS (r_viewleaf, cl.worldmodel);
+
+ for (i = 0;i < cl.worldmodel->numleafs;i++)
+ {
+ if (vis[i>>3] & (1<<(i&7)))
+ {
+ node = (mnode_t *)&cl.worldmodel->leafs[i+1];
+ do
+ {
+ if (node->vismarkframe == r_vismarkframecount)
+ break;
+ node->vismarkframe = r_vismarkframecount;
+ node = node->parent;
+ } while (node);
+ }
+ }
+}
+
+void R_LeafWorldNode ()
+{
+ int l;
mleaf_t *leaf;
msurface_t *surf, **mark, **endmark;
for (l = 0, leaf = cl.worldmodel->leafs;l < cl.worldmodel->numleafs;l++, leaf++)
{
- if ((leaf->visframe == r_visframecount) && (leaf->efrags || leaf->nummarksurfaces))
+ if ((leaf->vismarkframe == r_vismarkframecount) && (/*leaf->efrags || */leaf->nummarksurfaces))
{
- if (R_CullBox(leaf->minmaxs, leaf->minmaxs+3))
+ if (R_CullBox(leaf->mins, leaf->maxs))
continue;
c_leafs++;
+ leaf->visframe = r_framecount;
+
// deal with model fragments in this leaf
- if (leaf->efrags)
- R_StoreEfrags (&leaf->efrags);
+// if (leaf->efrags)
+// R_StoreEfrags (&leaf->efrags);
if (leaf->nummarksurfaces)
{
surf->worldnodeframe = r_framecount;
if (PlaneDist(modelorg, surf->plane) < surf->plane->dist)
{
- if ( (surf->flags & SURF_PLANEBACK))
- {
+ if (surf->flags & SURF_PLANEBACK)
surf->visframe = r_framecount;
- c_faces++;
- if (texsort)
- {
- surf->texturechain = surf->texinfo->texture->texturechain;
- surf->texinfo->texture->texturechain = surf;
- }
- else
- R_DrawSurf(surf, false, vertex);
- }
}
else
{
if (!(surf->flags & SURF_PLANEBACK))
- {
surf->visframe = r_framecount;
- c_faces++;
- if (texsort)
- {
- surf->texturechain = surf->texinfo->texture->texturechain;
- surf->texinfo->texture->texturechain = surf;
- }
- else
- R_DrawSurf(surf, false, vertex);
- }
}
}
while (mark < endmark);
}
}
-struct nodestack_s
+typedef struct nodestack_s
{
- int side;
+ unsigned short side, clip;
mnode_t *node;
- int noclipping;
-} nodestack[8192];
+}
+nodestack_t;
-/*
-================
-R_WorldNode
-================
-*/
-void R_WorldNode ()
+void R_NoVisWorldNode ()
{
- int side, texsort = gl_texsort.value, vertex = gl_vertex.value, ca, cb, cc, cd, noclipping = false, oldclip = r_oldclip.value;
- struct nodestack_s *nstack;
+ int side, c, clip;
+ nodestack_t *nstack, nodestack[8192];
mnode_t *node;
mleaf_t *pleaf;
msurface_t *surf, *endsurf, **mark, **endmark;
nstack = nodestack;
- if (!(node = cl.worldmodel->nodes))
+ node = cl.worldmodel->nodes;
+
+ if (!node)
return;
+ clip = true;
while(1)
{
- if (oldclip)
+ if (node->contents < 0)
{
- if (R_CullBox(node->minmaxs, node->minmaxs+3))
+ if (node->contents != CONTENTS_SOLID && R_NotCulledBox(node->mins, node->maxs))
{
-backupstack:
- if (nstack <= nodestack)
- break;
- nstack--;
- node = nstack->node;
- side = nstack->side;
- noclipping = nstack->noclipping;
- goto loc0;
+ // mark surfaces as being visible for processing by code later
+ pleaf = (mleaf_t *)node;
+
+ c_leafs++;
+
+ pleaf->visframe = r_framecount;
+
+ if (pleaf->nummarksurfaces)
+ {
+ mark = pleaf->firstmarksurface;
+ endmark = mark + pleaf->nummarksurfaces;
+ do
+ (*mark++)->visframe = r_framecount;
+ while (mark < endmark);
+ }
+
+ // deal with model fragments in this leaf
+// if (pleaf->efrags)
+// R_StoreEfrags (&pleaf->efrags);
}
+
+culled:
+ if (nstack <= nodestack)
+ break;
+ nstack--;
+ node = nstack->node;
+ side = nstack->side;
+ clip = nstack->clip;
+ goto loc0;
}
- else
- if (!noclipping)
+ else if (clip)
{
- ca = frustum[0].BoxOnPlaneSideFunc(node->minmaxs, node->minmaxs+3, &frustum[0]);if (ca == 2) goto backupstack; // completely clipped away
- cb = frustum[1].BoxOnPlaneSideFunc(node->minmaxs, node->minmaxs+3, &frustum[1]);if (cb == 2) goto backupstack; // completely clipped away
- cc = frustum[2].BoxOnPlaneSideFunc(node->minmaxs, node->minmaxs+3, &frustum[2]);if (cc == 2) goto backupstack; // completely clipped away
- cd = frustum[3].BoxOnPlaneSideFunc(node->minmaxs, node->minmaxs+3, &frustum[3]);if (cd == 2) goto backupstack; // completely clipped away
- if (ca == 0 && cb == 0 && cc == 0 && cd == 0)
- noclipping = true; // not clipped at all, no need to clip any children of this node
+ // for easier reading, the values are:
+ // 1 = not culled at all (very uncommon in large nodes, uncommon in medium nodes, common in small nodes)
+ // 2 = completely culled (uncommon in large nodes, common in medium nodes, uncommon in small nodes)
+ // 3 = partially culled (common in large nodes, common in medium nodes, uncommon in small nodes)
+ if ((c = frustum[0].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[0])) == 3) goto cull1;else if (c == 2) goto culled;// else 1
+ if ((c = frustum[1].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[1])) == 3) goto cull2;else if (c == 2) goto culled;// else 1
+ if ((c = frustum[2].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[2])) == 3) goto cull3;else if (c == 2) goto culled;// else 1
+ if ((c = frustum[3].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[3])) == 3) goto cull4;else if (c == 2) goto culled;// else 1
+ // completely onscreen, no need to cull children
+ clip = false;
+ goto cull4;
// partially clipped node
+cull1: if (frustum[1].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[1]) == 2) goto culled;// else 1 or 3
+cull2: if (frustum[2].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[2]) == 2) goto culled;// else 1 or 3
+cull3: if (frustum[3].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[3]) == 2) goto culled;// else 1 or 3
+cull4: ;
}
- // if a leaf node, draw stuff
+
+ c_nodes++;
+
+ // node is just a decision point, so go down the apropriate sides
+
+ // find which side of the node we are on
+ side = PlaneDist(modelorg, node->plane) < node->plane->dist;
+
+ // recurse down the children, front side first
+ nstack->node = node;
+ nstack->side = !side; // go down back side when we come back up
+ nstack->clip = clip;
+ nstack++;
+ node = node->children[side];
+ continue;
+loc0:
+
+ // draw stuff
+ if (node->numsurfaces)
+ {
+ surf = cl.worldmodel->surfaces + node->firstsurface;
+ endsurf = surf + node->numsurfaces;
+
+ if (side)
+ {
+ for (;surf < endsurf;surf++)
+ if (surf->flags & SURF_PLANEBACK)
+ surf->visframe = -1;
+ }
+ else
+ {
+ for (;surf < endsurf;surf++)
+ if (!(surf->flags & SURF_PLANEBACK))
+ surf->visframe = -1;
+ }
+ }
+
+ // recurse down the back side
+ node = node->children[side];
+ continue;
+ }
+}
+
+void R_BSPWorldNode ()
+{
+ int side, c, clip/*, oldclip = r_oldclip.value*/;
+ nodestack_t *nstack, nodestack[8192];
+ mnode_t *node;
+ mleaf_t *pleaf;
+ msurface_t *surf, *endsurf, **mark, **endmark;
+ nstack = nodestack;
+
+ node = cl.worldmodel->nodes;
+
+ if (!node)
+ return;
+
+ clip = true;
+ while(1)
+ {
if (node->contents < 0)
{
- if (node->contents != CONTENTS_SOLID)
+ if (node->contents != CONTENTS_SOLID && R_NotCulledBox(node->mins, node->maxs))
{
+ // mark surfaces as being visible for processing by code later
pleaf = (mleaf_t *)node;
c_leafs++;
+
+ pleaf->visframe = r_framecount;
+
if (pleaf->nummarksurfaces)
{
mark = pleaf->firstmarksurface;
endmark = mark + pleaf->nummarksurfaces;
do
- {
- (*mark)->visframe = r_framecount;
- mark++;
- }
+ (*mark++)->visframe = r_framecount;
while (mark < endmark);
}
// deal with model fragments in this leaf
- if (pleaf->efrags)
- R_StoreEfrags (&pleaf->efrags);
+// if (pleaf->efrags)
+// R_StoreEfrags (&pleaf->efrags);
}
+culled:
if (nstack <= nodestack)
break;
nstack--;
node = nstack->node;
side = nstack->side;
- noclipping = nstack->noclipping;
+ clip = nstack->clip;
goto loc0;
}
+ /*
+ else if (oldclip)
+ {
+ if (R_CullBox(node->mins, node->maxs))
+ {
+ if (nstack <= nodestack)
+ break;
+ nstack--;
+ node = nstack->node;
+ side = nstack->side;
+ clip = nstack->clip;
+ goto loc0;
+ }
+ }
+ */
+ else if (clip)
+ {
+ // for easier reading, the values are:
+ // 1 = not culled at all (very uncommon in large nodes, uncommon in medium nodes, common in small nodes)
+ // 2 = completely culled (uncommon in large nodes, common in medium nodes, uncommon in small nodes)
+ // 3 = partially culled (common in large nodes, common in medium nodes, uncommon in small nodes)
+ if ((c = frustum[0].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[0])) == 3) goto cull1;else if (c == 2) goto culled;// else 1
+ if ((c = frustum[1].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[1])) == 3) goto cull2;else if (c == 2) goto culled;// else 1
+ if ((c = frustum[2].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[2])) == 3) goto cull3;else if (c == 2) goto culled;// else 1
+ if ((c = frustum[3].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[3])) == 3) goto cull4;else if (c == 2) goto culled;// else 1
+ // completely onscreen, no need to cull children
+ clip = false;
+ goto cull4;
+ // partially clipped node
+cull1: if (frustum[1].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[1]) == 2) goto culled;// else 1 or 3
+cull2: if (frustum[2].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[2]) == 2) goto culled;// else 1 or 3
+cull3: if (frustum[3].BoxOnPlaneSideFunc(node->mins, node->maxs, &frustum[3]) == 2) goto culled;// else 1 or 3
+cull4: ;
+ }
c_nodes++;
side = PlaneDist(modelorg, node->plane) < node->plane->dist;
// recurse down the children, front side first
- if (node->children[side]->visframe == r_visframecount)
+ if (node->children[side]->vismarkframe == r_vismarkframecount)
{
nstack->node = node;
nstack->side = !side; // go down back side when we come back up
- nstack->noclipping = noclipping;
+ nstack->clip = clip;
nstack++;
node = node->children[side];
continue;
side = !side;
loc0:
- // draw stuff
+ // draw stuff
if (node->numsurfaces)
{
surf = cl.worldmodel->surfaces + node->firstsurface;
endsurf = surf + node->numsurfaces;
- if (texsort)
+ if (side)
{
- if (side)
- {
- do
- {
- if (surf->visframe == r_framecount && !(surf->flags & SURF_PLANEBACK))
- {
- c_faces++;
- surf->texturechain = surf->texinfo->texture->texturechain;
- surf->texinfo->texture->texturechain = surf;
- }
- else
- surf->visframe = -1; // LordHavoc: mark as not visible, so lighting will not touch it
- surf++;
- }
- while (surf < endsurf);
- }
- else
- {
- do
- {
- if (surf->visframe == r_framecount && (surf->flags & SURF_PLANEBACK))
- {
- c_faces++;
- surf->texturechain = surf->texinfo->texture->texturechain;
- surf->texinfo->texture->texturechain = surf;
- }
- else
- surf->visframe = -1; // LordHavoc: mark as not visible, so lighting will not touch it
- surf++;
- }
- while (surf < endsurf);
- }
+ for (;surf < endsurf;surf++)
+ if (surf->flags & SURF_PLANEBACK)
+ surf->visframe = -1;
}
else
{
- if (side)
- {
- do
- {
- if (surf->visframe == r_framecount && !(surf->flags & SURF_PLANEBACK))
- {
- c_faces++;
- R_DrawSurf(surf, false, vertex);
- }
- else
- surf->visframe = -1; // LordHavoc: mark as not visible, so lighting will not touch it
- surf++;
- }
- while (surf < endsurf);
- }
- else
- {
- do
- {
- if (surf->visframe == r_framecount && (surf->flags & SURF_PLANEBACK))
- {
- c_faces++;
- R_DrawSurf(surf, false, vertex);
- }
- else
- surf->visframe = -1; // LordHavoc: mark as not visible, so lighting will not touch it
- surf++;
- }
- while (surf < endsurf);
- }
+ for (;surf < endsurf;surf++)
+ if (!(surf->flags & SURF_PLANEBACK))
+ surf->visframe = -1;
}
}
- // recurse down the back side
- if (node->children[side]->visframe == r_visframecount)
+ // recurse down the back side
+ if (node->children[side]->vismarkframe == r_vismarkframecount)
{
node = node->children[side];
continue;
nstack--;
node = nstack->node;
side = nstack->side;
- noclipping = nstack->noclipping;
+ clip = nstack->clip;
goto loc0;
}
}
+void R_PortalWorldNode ()
+{
+ int portalstack;
+ mportal_t *p, *pstack[8192];
+ msurface_t *surf, **mark, **endmark;
+ mleaf_t *leaf;
+
+ leaf = r_viewleaf;
+ portalstack = 0;
+loc0:
+ c_leafs++;
+
+ leaf->visframe = r_framecount;
+
+ // deal with model fragments in this leaf
+// if (leaf->efrags)
+// R_StoreEfrags (&leaf->efrags);
+
+ if (leaf->nummarksurfaces)
+ {
+ mark = leaf->firstmarksurface;
+ endmark = mark + leaf->nummarksurfaces;
+ do
+ {
+ surf = *mark++;
+ // make sure surfaces are only processed once
+ if (surf->worldnodeframe == r_framecount)
+ continue;
+ surf->worldnodeframe = r_framecount;
+ if (PlaneDist(modelorg, surf->plane) < surf->plane->dist)
+ {
+ if (surf->flags & SURF_PLANEBACK)
+ surf->visframe = r_framecount;
+ }
+ else
+ {
+ if (!(surf->flags & SURF_PLANEBACK))
+ surf->visframe = r_framecount;
+ }
+ }
+ while (mark < endmark);
+ }
+
+ // follow portals into other leafs
+ for (p = leaf->portals;p;p = p->next)
+ {
+ if (p->past->worldnodeframe != r_framecount)
+ {
+ leaf = p->past;
+ leaf->worldnodeframe = r_framecount;
+ if (leaf->contents != CONTENTS_SOLID && leaf->vismarkframe == r_vismarkframecount && R_NotCulledBox(leaf->mins, leaf->maxs))
+ {
+ pstack[portalstack++] = p;
+ goto loc0;
+loc1:;
+ }
+ }
+ }
+
+ if (portalstack)
+ {
+ p = pstack[--portalstack];
+ goto loc1;
+ }
+}
+
+void R_DrawSurfaces (void)
+{
+ msurface_t *surf, *endsurf;
+ texture_t *t;
+ int vertex = gl_vertex.value;
+
+ surf = &cl.worldmodel->surfaces[cl.worldmodel->firstmodelsurface];
+ endsurf = surf + cl.worldmodel->nummodelsurfaces;
+ for (;surf < endsurf;surf++)
+ {
+ if (surf->visframe == r_framecount)
+ {
+ c_faces++;
+ if (surf->flags & (SURF_DRAWSKY | SURF_DRAWTURB))
+ {
+ // sky and liquid don't need sorting (skypoly/transpoly)
+ if (surf->flags & SURF_DRAWSKY)
+ RSurf_DrawSky(surf, false);
+ else
+ RSurf_DrawWater(surf, R_TextureAnimation(surf->texinfo->texture), false, surf->flags & SURF_DRAWNOALPHA ? 255 : wateralpha);
+ }
+ else
+ {
+ t = R_TextureAnimation(surf->texinfo->texture);
+ if (vertex)
+ RSurf_DrawWallVertex(surf, t, false, false);
+ else
+ RSurf_DrawWall(surf, t, false);
+ }
+ }
+ }
+}
+
+void R_DrawPortals()
+{
+ int drawportals, i, r, g, b;
+ mleaf_t *leaf, *endleaf;
+ mportal_t *portal;
+ mvertex_t *point, *endpoint;
+ drawportals = (int)r_drawportals.value;
+ if (drawportals < 1)
+ return;
+ leaf = cl.worldmodel->leafs;
+ endleaf = leaf + cl.worldmodel->numleafs;
+ for (;leaf < endleaf;leaf++)
+ {
+ if (leaf->visframe == r_framecount && leaf->portals)
+ {
+ i = leaf - cl.worldmodel->leafs;
+ r = (i & 0x0007) << 5;
+ g = (i & 0x0038) << 2;
+ b = (i & 0x01C0) >> 1;
+ portal = leaf->portals;
+ while (portal)
+ {
+ transpolybegin(0, 0, 0, TPOLYTYPE_ALPHA);
+ point = portal->points;
+ endpoint = point + portal->numpoints;
+ for (;point < endpoint;point++)
+ transpolyvertub(point->position[0], point->position[1], point->position[2], 0, 0, r, g, b, 32);
+ transpolyend();
+ portal = portal->next;
+ }
+ }
+ }
+}
/*
=============
{
entity_t ent;
+ wateralpha = bound(0, r_wateralpha.value*255.0f, 255);
+
memset (&ent, 0, sizeof(ent));
ent.render.model = cl.worldmodel;
ent.render.colormod[0] = ent.render.colormod[1] = ent.render.colormod[2] = 1;
if (cl.worldmodel)
{
- if (r_newworldnode.value)
- R_NewWorldNode ();
+ if (r_novis.value || !r_viewleaf->compressed_vis)
+ R_NoVisWorldNode ();
else
- R_WorldNode ();
+ {
+ R_MarkLeaves ();
+ if (r_portalworldnode.value)
+ R_PortalWorldNode ();
+ else if (r_leafworldnode.value)
+ R_LeafWorldNode ();
+ else
+ R_BSPWorldNode ();
+ }
}
R_PushDlights (); // now mark the lit surfaces
- DrawTextureChains ();
-}
-
+ R_DrawSurfaces ();
-/*
-===============
-R_MarkLeaves
-===============
-*/
-void R_MarkLeaves (void)
-{
- byte *vis;
- mnode_t *node;
- int i;
-
- if (r_oldviewleaf == r_viewleaf && !r_novis.value)
- return;
-
- r_visframecount++;
- r_oldviewleaf = r_viewleaf;
-
- if (r_novis.value)
- {
- for (i=0 ; i<cl.worldmodel->numleafs ; i++)
- {
- node = (mnode_t *)&cl.worldmodel->leafs[i+1];
- do
- {
- if (node->visframe == r_visframecount)
- break;
- node->visframe = r_visframecount;
- node = node->parent;
- } while (node);
- }
- }
- else
- {
- vis = Mod_LeafPVS (r_viewleaf, cl.worldmodel);
-
- for (i=0 ; i<cl.worldmodel->numleafs ; i++)
- {
- if (vis[i>>3] & (1<<(i&7)))
- {
- node = (mnode_t *)&cl.worldmodel->leafs[i+1];
- do
- {
- if (node->visframe == r_visframecount)
- break;
- node->visframe = r_visframecount;
- node = node->parent;
- } while (node);
- }
- }
- }
+ R_DrawPortals ();
}
-
-
/*
=============================================================================
int best, best2;
int texnum;
- for (texnum=0 ; texnum<MAX_LIGHTMAPS ; texnum++)
+ for (texnum = 0;texnum < MAX_LIGHTMAPS;texnum++)
{
best = BLOCK_HEIGHT;
- for (i=0 ; i<BLOCK_WIDTH-w ; i+=lightmapalign) // LordHavoc: NVIDIA has broken subimage, so align the lightmaps
+ for (i = 0;i < BLOCK_WIDTH - w;i += lightmapalign) // LordHavoc: NVIDIA has broken subimage, so align the lightmaps
{
best2 = 0;
}
}
- for (i=0 ; i<w ; i++)
+ for (i = 0;i < w;i++)
allocated[texnum][*x + i] = best + h;
return texnum;