cvar_t r_picmipworld = {CVAR_SAVE, "r_picmipworld", "1", "whether gl_picmip shall apply to world textures too"};
cvar_t r_nosurftextures = {0, "r_nosurftextures", "0", "pretends there was no texture lump found in the q1bsp/hlbsp loading (useful for debugging this rare case)"};
cvar_t r_subdivisions_tolerance = {0, "r_subdivisions_tolerance", "4", "maximum error tolerance on curve subdivision for rendering purposes (in other words, the curves will be given as many polygons as necessary to represent curves at this quality)"};
-cvar_t r_subdivisions_mintess = {0, "r_subdivisions_mintess", "1", "minimum number of subdivisions (values above 1 will smooth curves that don't need it)"};
+cvar_t r_subdivisions_mintess = {0, "r_subdivisions_mintess", "0", "minimum number of subdivisions (values above 0 will smooth curves that don't need it)"};
cvar_t r_subdivisions_maxtess = {0, "r_subdivisions_maxtess", "1024", "maximum number of subdivisions (prevents curves beyond a certain detail level, limits smoothing)"};
cvar_t r_subdivisions_maxvertices = {0, "r_subdivisions_maxvertices", "65536", "maximum vertices allowed per subdivided curve"};
cvar_t r_subdivisions_collision_tolerance = {0, "r_subdivisions_collision_tolerance", "15", "maximum error tolerance on curve subdivision for collision purposes (usually a larger error tolerance than for rendering)"};
-cvar_t r_subdivisions_collision_mintess = {0, "r_subdivisions_collision_mintess", "1", "minimum number of subdivisions (values above 1 will smooth curves that don't need it)"};
+cvar_t r_subdivisions_collision_mintess = {0, "r_subdivisions_collision_mintess", "0", "minimum number of subdivisions (values above 0 will smooth curves that don't need it)"};
cvar_t r_subdivisions_collision_maxtess = {0, "r_subdivisions_collision_maxtess", "1024", "maximum number of subdivisions (prevents curves beyond a certain detail level, limits smoothing)"};
cvar_t r_subdivisions_collision_maxvertices = {0, "r_subdivisions_collision_maxvertices", "4225", "maximum vertices allowed per subdivided curve"};
cvar_t mod_q3bsp_curves_collisions = {0, "mod_q3bsp_curves_collisions", "1", "enables collisions with curves (SLOW)"};
typedef struct patchtess_s
{
- qboolean grouped;
+ patchinfo_t info;
+
+ // Auxiliary data used only by patch loading code in Mod_Q3BSP_LoadFaces
int surface_id;
- int xtess, ytess;
- int xsize, ysize;
- int cxtess, cytess;
- int cxsize, cysize;
float lodgroup[6];
-}
-patchtess_t;
+ float *originalvertex3f;
+} patchtess_t;
#define PATCHTESS_SAME_LODGROUP(a,b) \
( \
{
q3dface_t *in, *oldin;
msurface_t *out, *oldout;
- int i, oldi, j, n, count, invalidelements, patchsize[2], finalwidth, finalheight, xtess, ytess, finalvertices, finaltriangles, firstvertex, firstelement, type, oldnumtriangles, oldnumtriangles2, meshvertices, meshtriangles, numvertices, numtriangles, groupsize, cxtess, cytess;
+ int i, oldi, j, n, count, invalidelements, patchsize[2], finalwidth, finalheight, xtess, ytess, finalvertices, finaltriangles, firstvertex, firstelement, type, oldnumtriangles, oldnumtriangles2, meshvertices, meshtriangles, numvertices, numtriangles, cxtess, cytess;
float lightmaptcbase[2], lightmaptcscale[2];
//int *originalelement3i;
//int *originalneighbor3i;
float *v;
patchtess_t *patchtess = NULL;
int patchtesscount = 0;
+ qboolean again;
in = (q3dface_t *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
xtess = bound(r_subdivisions_mintess.integer, xtess, r_subdivisions_maxtess.integer);
ytess = bound(r_subdivisions_mintess.integer, ytess, r_subdivisions_maxtess.integer);
// bound to sanity settings
- xtess = bound(1, xtess, 1024);
- ytess = bound(1, ytess, 1024);
+ xtess = bound(0, xtess, 1024);
+ ytess = bound(0, ytess, 1024);
// lower quality collision patches! Same procedure as before, but different cvars
// convert patch to Q3FACETYPE_MESH
cxtess = bound(r_subdivisions_collision_mintess.integer, cxtess, r_subdivisions_collision_maxtess.integer);
cytess = bound(r_subdivisions_collision_mintess.integer, cytess, r_subdivisions_collision_maxtess.integer);
// bound to sanity settings
- cxtess = bound(1, cxtess, 1024);
- cytess = bound(1, cytess, 1024);
+ cxtess = bound(0, cxtess, 1024);
+ cytess = bound(0, cytess, 1024);
// store it for the LOD grouping step
+ patchtess[patchtesscount].info.xsize = patchsize[0];
+ patchtess[patchtesscount].info.ysize = patchsize[1];
+ patchtess[patchtesscount].info.lods[PATCH_LOD_VISUAL].xtess = xtess;
+ patchtess[patchtesscount].info.lods[PATCH_LOD_VISUAL].ytess = ytess;
+ patchtess[patchtesscount].info.lods[PATCH_LOD_COLLISION].xtess = cxtess;
+ patchtess[patchtesscount].info.lods[PATCH_LOD_COLLISION].ytess = cytess;
+
patchtess[patchtesscount].surface_id = i;
- patchtess[patchtesscount].grouped = false;
- patchtess[patchtesscount].xtess = xtess;
- patchtess[patchtesscount].ytess = ytess;
- patchtess[patchtesscount].xsize = patchsize[0];
- patchtess[patchtesscount].ysize = patchsize[1];
patchtess[patchtesscount].lodgroup[0] = in->specific.patch.mins[0];
patchtess[patchtesscount].lodgroup[1] = in->specific.patch.mins[1];
patchtess[patchtesscount].lodgroup[2] = in->specific.patch.mins[2];
patchtess[patchtesscount].lodgroup[3] = in->specific.patch.maxs[0];
patchtess[patchtesscount].lodgroup[4] = in->specific.patch.maxs[1];
patchtess[patchtesscount].lodgroup[5] = in->specific.patch.maxs[2];
-
- patchtess[patchtesscount].cxtess = cxtess;
- patchtess[patchtesscount].cytess = cytess;
+ patchtess[patchtesscount].originalvertex3f = originalvertex3f;
++patchtesscount;
break;
case Q3FACETYPE_FLARE:
meshtriangles += out->num_triangles;
}
- for(i = 0; i < patchtesscount; ++i)
+ // Fix patches tesselations so that they make no seams
+ do
{
- if(patchtess[i].grouped) // already grouped
- continue;
-
- // get the highest required tess parameters for this group
- groupsize = 0;
- xtess = ytess = 0;
- cxtess = cytess = 0;
- for(j = 0; j < patchtesscount; ++j)
+ again = false;
+ for(i = 0; i < patchtesscount; ++i)
{
- if(patchtess[j].grouped) // already grouped
- continue;
- if(!PATCHTESS_SAME_LODGROUP(patchtess[i], patchtess[j]))
- continue;
- if(patchtess[j].xtess > xtess)
- xtess = patchtess[j].xtess;
- if(patchtess[j].ytess > ytess)
- ytess = patchtess[j].ytess;
- if(patchtess[j].cxtess > cxtess)
- cxtess = patchtess[j].cxtess;
- if(patchtess[j].cytess > cytess)
- cytess = patchtess[j].cytess;
- ++groupsize;
- }
-
- if(groupsize == 0)
- {
- Con_Printf("ERROR: patch %d isn't in any LOD group (1)?!?\n", patchtess[i].surface_id);
- continue;
- }
-
- // bound to user limit on vertices
- for(;;)
- {
- numvertices = 0;
- numtriangles = 0;
-
- for(j = 0; j < patchtesscount; ++j)
+ for(j = i+1; j < patchtesscount; ++j)
{
- if(patchtess[j].grouped) // already grouped
+ if (!PATCHTESS_SAME_LODGROUP(patchtess[i], patchtess[j]))
continue;
- if(!PATCHTESS_SAME_LODGROUP(patchtess[i], patchtess[j]))
- continue;
-
- finalwidth = (patchtess[j].xsize - 1) * xtess + 1;
- finalheight = (patchtess[j].ysize - 1) * ytess + 1;
- numvertices += finalwidth * finalheight;
- numtriangles += (finalwidth - 1) * (finalheight - 1) * 2;
- }
- if(xtess <= 1 && ytess <= 1)
- break;
-
- if(numvertices > min(r_subdivisions_maxvertices.integer, 262144) * groupsize)
- {
- if (xtess > ytess)
- xtess--;
- else
- ytess--;
- continue; // try again
+ if (Q3PatchAdjustTesselation(3, &patchtess[i].info, patchtess[i].originalvertex3f, &patchtess[j].info, patchtess[j].originalvertex3f) )
+ again = true;
}
-
- break;
}
+ }
+ while (again);
- // bound to user limit on vertices (collision)
- for(;;)
- {
- numvertices = 0;
- numtriangles = 0;
-
- for(j = 0; j < patchtesscount; ++j)
- {
- if(patchtess[j].grouped) // already grouped
- continue;
- if(!PATCHTESS_SAME_LODGROUP(patchtess[i], patchtess[j]))
- continue;
-
- finalwidth = (patchtess[j].xsize - 1) * cxtess + 1;
- finalheight = (patchtess[j].ysize - 1) * cytess + 1;
- numvertices += finalwidth * finalheight;
- numtriangles += (finalwidth - 1) * (finalheight - 1) * 2;
- }
-
- if(cxtess <= 1 && cytess <= 1)
- break;
-
- if(numvertices > min(r_subdivisions_collision_maxvertices.integer, 262144) * groupsize)
- {
- if (cxtess > cytess)
- cxtess--;
- else
- cytess--;
- continue; // try again
- }
-
- break;
- }
-
- for(j = 0; j < patchtesscount; ++j)
- {
- if(patchtess[j].grouped) // already grouped
- continue;
- if(!PATCHTESS_SAME_LODGROUP(patchtess[i], patchtess[j]))
- continue;
-
- finalwidth = (patchtess[j].xsize - 1) * xtess + 1;
- finalheight = (patchtess[j].ysize - 1) * ytess + 1;
- numvertices = finalwidth * finalheight;
- numtriangles = (finalwidth - 1) * (finalheight - 1) * 2;
-
- oldout[patchtess[j].surface_id].num_vertices = numvertices;
- oldout[patchtess[j].surface_id].num_triangles = numtriangles;
- meshvertices += oldout[patchtess[j].surface_id].num_vertices;
- meshtriangles += oldout[patchtess[j].surface_id].num_triangles;
+ // Calculate resulting number of triangles
+ for(i = 0; i < patchtesscount; ++i)
+ {
+ finalwidth = Q3PatchDimForTess(patchtess[i].info.xsize, patchtess[i].info.lods[PATCH_LOD_VISUAL].xtess);
+ finalheight = Q3PatchDimForTess(patchtess[i].info.ysize,patchtess[i].info.lods[PATCH_LOD_VISUAL].ytess);
+ numvertices = finalwidth * finalheight;
+ numtriangles = (finalwidth - 1) * (finalheight - 1) * 2;
- patchtess[j].grouped = true;
- patchtess[j].xtess = xtess;
- patchtess[j].ytess = ytess;
- patchtess[j].cxtess = cxtess;
- patchtess[j].cytess = cytess;
- }
+ oldout[patchtess[i].surface_id].num_vertices = numvertices;
+ oldout[patchtess[i].surface_id].num_triangles = numtriangles;
+ meshvertices += oldout[patchtess[i].surface_id].num_vertices;
+ meshtriangles += oldout[patchtess[i].surface_id].num_triangles;
}
i = oldi;
originaltexcoordlightmap2f = loadmodel->brushq3.data_texcoordlightmap2f + firstvertex * 2;
originalcolor4f = loadmodel->brushq3.data_color4f + firstvertex * 4;
- xtess = ytess = cxtess = cytess = 0;
+ xtess = ytess = cxtess = cytess = -1;
for(j = 0; j < patchtesscount; ++j)
- if(patchtess[j].grouped && patchtess[j].surface_id == i)
+ if(patchtess[j].surface_id == i)
{
- xtess = patchtess[j].xtess;
- ytess = patchtess[j].ytess;
- cxtess = patchtess[j].cxtess;
- cytess = patchtess[j].cytess;
+ xtess = patchtess[j].info.lods[PATCH_LOD_VISUAL].xtess;
+ ytess = patchtess[j].info.lods[PATCH_LOD_VISUAL].ytess;
+ cxtess = patchtess[j].info.lods[PATCH_LOD_COLLISION].xtess;
+ cytess = patchtess[j].info.lods[PATCH_LOD_COLLISION].ytess;
break;
}
- if(xtess == 0)
+ if(xtess == -1)
{
- Con_Printf("ERROR: patch %d isn't in any LOD group (2)?!?\n", i);
- xtess = ytess = cxtess = cytess = 1;
+ Con_Printf("ERROR: patch %d isn't preprocessed?!?\n", i);
+ xtess = ytess = cxtess = cytess = 0;
}
- finalwidth = ((patchsize[0] - 1) * xtess) + 1;
- finalheight = ((patchsize[1] - 1) * ytess) + 1;
+ finalwidth = Q3PatchDimForTess(patchsize[0],xtess); //((patchsize[0] - 1) * xtess) + 1;
+ finalheight = Q3PatchDimForTess(patchsize[1],ytess); //((patchsize[1] - 1) * ytess) + 1;
finalvertices = finalwidth * finalheight;
finaltriangles = (finalwidth - 1) * (finalheight - 1) * 2;
type = Q3FACETYPE_MESH;
Q3PatchTesselateFloat(2, sizeof(float[2]), (loadmodel->surfmesh.data_texcoordlightmap2f + 2 * out->num_firstvertex), patchsize[0], patchsize[1], sizeof(float[2]), originaltexcoordlightmap2f, xtess, ytess);
Q3PatchTesselateFloat(4, sizeof(float[4]), (loadmodel->surfmesh.data_lightmapcolor4f + 4 * out->num_firstvertex), patchsize[0], patchsize[1], sizeof(float[4]), originalcolor4f, xtess, ytess);
Q3PatchTriangleElements((loadmodel->surfmesh.data_element3i + 3 * out->num_firsttriangle), finalwidth, finalheight, out->num_firstvertex);
+
out->num_triangles = Mod_RemoveDegenerateTriangles(out->num_triangles, (loadmodel->surfmesh.data_element3i + 3 * out->num_firsttriangle), (loadmodel->surfmesh.data_element3i + 3 * out->num_firsttriangle), loadmodel->surfmesh.data_vertex3f);
+
if (developer.integer >= 100)
{
if (out->num_triangles < finaltriangles)
}
// q3map does not put in collision brushes for curves... ugh
// build the lower quality collision geometry
- finalwidth = ((patchsize[0] - 1) * cxtess) + 1;
- finalheight = ((patchsize[1] - 1) * cytess) + 1;
+ finalwidth = Q3PatchDimForTess(patchsize[0],cxtess); //((patchsize[0] - 1) * cxtess) + 1;
+ finalheight = Q3PatchDimForTess(patchsize[1],cytess); //((patchsize[1] - 1) * cytess) + 1;
finalvertices = finalwidth * finalheight;
finaltriangles = (finalwidth - 1) * (finalheight - 1) * 2;
projects / xonotic / darkplaces.git / blobdiff