*/
static void Mod_Print(void);
static void Mod_Precache (void);
+static void Mod_Decompile_f(void);
static void Mod_BuildVBOs(void);
void Mod_Init (void)
{
Cvar_RegisterVariable(&r_mipskins);
Cmd_AddCommand ("modellist", Mod_Print, "prints a list of loaded models");
Cmd_AddCommand ("modelprecache", Mod_Precache, "load a model");
+ Cmd_AddCommand ("modeldecompile", Mod_Decompile_f, "exports a model in several formats for editing purposes");
}
void Mod_RenderInit(void)
dp_model_t *Mod_FindName(const char *name)
{
int i;
- int nummodels = Mem_ExpandableArray_IndexRange(&models);
+ int nummodels;
dp_model_t *mod;
+ // if we're not dedicatd, the renderer calls will crash without video
+ Host_StartVideo();
+
+ nummodels = Mem_ExpandableArray_IndexRange(&models);
+
if (!name[0])
Host_Error ("Mod_ForName: NULL name");
Mem_Free(mem);
}
}
+
+static void Mod_Decompile_OBJ(dp_model_t *model, const char *filename, const char *originalfilename)
+{
+ int vertexindex, surfaceindex, triangleindex, countvertices = 0, countsurfaces = 0, countfaces = 0;
+ const int *e;
+ const float *v, *vn, *vt;
+ size_t l;
+ size_t outbufferpos = 0;
+ size_t outbuffermax = 0x10000;
+ char *outbuffer = Z_Malloc(outbuffermax), *oldbuffer;
+ const msurface_t *surface;
+
+ for (surfaceindex = 0, surface = model->data_surfaces;surfaceindex < model->num_surfaces;surfaceindex++, surface++)
+ {
+ countmaterials++;
+ countvertices += surface->num_vertices;
+ countfaces += surface->num_triangles;
+ }
+
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "# model exported from %s by darkplaces engine\n# %i vertices, %i faces, %i surfaces\n", originalfilename, countvertices, countfaces, countsurfaces);
+ if (l > 0)
+ outbufferpos += l;
+ for (vertexindex = 0, v = model->surfmesh.data_vertex3f, vn = model->surfmesh.data_normal3f, vt = model->surfmesh.data_texcoordtexture2f;vertexindex < model->surfmesh.num_vertices;vertexindex++, v += 3, vn += 3, vt += 2)
+ {
+ if (outbufferpos >= outbuffermax >> 1)
+ {
+ outbuffermax *= 2;
+ oldbuffer = outbuffer;
+ outbuffer = Z_Malloc(outbuffermax);
+ memcpy(outbuffer, oldbuffer, outbufferpos);
+ Z_Free(oldbuffer);
+ }
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "v %f %f %f\nvn %f %f %f\nvt %f %f\n", v[0], v[2], v[1], vn[0], vn[2], vn[1], vt[0], vt[1]);
+ if (l > 0)
+ outbufferpos += l;
+ }
+
+ for (surfaceindex = 0, surface = model->data_surfaces;surfaceindex < model->num_surfaces;surfaceindex++, surface++)
+ {
+ if (surface->texture && surface->texture->name[0])
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "usemtl %s\n", surface->texture->name);
+ else
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "usemtl default\n");
+ if (l > 0)
+ outbufferpos += l;
+ for (triangleindex = 0, e = model->surfmesh.data_element3i + surface->num_firsttriangle * 3;triangleindex < surface->num_triangles;triangleindex++, e += 3)
+ {
+ if (outbufferpos >= outbuffermax >> 1)
+ {
+ outbuffermax *= 2;
+ oldbuffer = outbuffer;
+ outbuffer = Z_Malloc(outbuffermax);
+ memcpy(outbuffer, oldbuffer, outbufferpos);
+ Z_Free(oldbuffer);
+ }
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "f %i/%i/%i %i/%i/%i %i/%i/%i\n", e[0], e[0], e[0], e[2], e[2], e[2], e[1], e[1], e[1]);
+ if (l > 0)
+ outbufferpos += l;
+ }
+ }
+
+ FS_WriteFile(filename, outbuffer, outbufferpos);
+ Z_Free(outbuffer);
+
+ Con_Printf("Wrote %s (%i bytes, %i vertices, %i faces, %i surfaces)\n", filename, (int)outbufferpos, countvertices, countfaces, countsurfaces);
+}
+
+static void Mod_Decompile_SMD(dp_model_t *model, const char *filename, int firstpose, int numposes, qboolean writetriangles)
+{
+ int countnodes = 0, counttriangles = 0, countframes = 0;
+ int surfaceindex;
+ int triangleindex;
+ int transformindex;
+ int poseindex;
+ int cornerindex;
+ const int *e;
+ const float *pose;
+ size_t l;
+ size_t outbufferpos = 0;
+ size_t outbuffermax = 0x10000;
+ char *outbuffer = Z_Malloc(outbuffermax), *oldbuffer;
+ const msurface_t *surface;
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "version 1\nnodes\n");
+ if (l > 0)
+ outbufferpos += l;
+ for (transformindex = 0;transformindex < model->num_bones;transformindex++)
+ {
+ if (outbufferpos >= outbuffermax >> 1)
+ {
+ outbuffermax *= 2;
+ oldbuffer = outbuffer;
+ outbuffer = Z_Malloc(outbuffermax);
+ memcpy(outbuffer, oldbuffer, outbufferpos);
+ Z_Free(oldbuffer);
+ }
+ countnodes++;
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%3i \"%s\" %3i\n", transformindex, model->data_bones[transformindex].name, model->data_bones[transformindex].parent);
+ if (l > 0)
+ outbufferpos += l;
+ }
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "end\nskeleton\n");
+ if (l > 0)
+ outbufferpos += l;
+ for (poseindex = 0, pose = model->data_poses + model->num_bones * 12 * firstpose;poseindex < numposes;poseindex++)
+ {
+ countframes++;
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "time %i\n", poseindex);
+ if (l > 0)
+ outbufferpos += l;
+ for (transformindex = 0;transformindex < model->num_bones;transformindex++, pose += 12)
+ {
+ float a, b, c;
+ float angles[3];
+ float mtest[3][4];
+ if (outbufferpos >= outbuffermax >> 1)
+ {
+ outbuffermax *= 2;
+ oldbuffer = outbuffer;
+ outbuffer = Z_Malloc(outbuffermax);
+ memcpy(outbuffer, oldbuffer, outbufferpos);
+ Z_Free(oldbuffer);
+ }
+
+ // strangely the smd angles are for a transposed matrix, so we
+ // have to generate a transposed matrix, then convert that...
+ mtest[0][0] = pose[ 0];
+ mtest[0][1] = pose[ 4];
+ mtest[0][2] = pose[ 8];
+ mtest[0][3] = pose[ 3];
+ mtest[1][0] = pose[ 1];
+ mtest[1][1] = pose[ 5];
+ mtest[1][2] = pose[ 9];
+ mtest[1][3] = pose[ 7];
+ mtest[2][0] = pose[ 2];
+ mtest[2][1] = pose[ 6];
+ mtest[2][2] = pose[10];
+ mtest[2][3] = pose[11];
+ AnglesFromVectors(angles, mtest[0], mtest[2], false);
+ if (angles[0] >= 180) angles[0] -= 360;
+ if (angles[1] >= 180) angles[1] -= 360;
+ if (angles[2] >= 180) angles[2] -= 360;
+
+ a = DEG2RAD(angles[ROLL]);
+ b = DEG2RAD(angles[PITCH]);
+ c = DEG2RAD(angles[YAW]);
+
+#if 0
+{
+ float cy, sy, cp, sp, cr, sr;
+ float test[3][4];
+ // smd matrix construction, for comparing to non-transposed m
+ sy = sin(c);
+ cy = cos(c);
+ sp = sin(b);
+ cp = cos(b);
+ sr = sin(a);
+ cr = cos(a);
+
+ test[0][0] = cp*cy;
+ test[1][0] = cp*sy;
+ test[2][0] = -sp;
+ test[0][1] = sr*sp*cy+cr*-sy;
+ test[1][1] = sr*sp*sy+cr*cy;
+ test[2][1] = sr*cp;
+ test[0][2] = (cr*sp*cy+-sr*-sy);
+ test[1][2] = (cr*sp*sy+-sr*cy);
+ test[2][2] = cr*cp;
+ test[0][3] = pose[3];
+ test[1][3] = pose[7];
+ test[2][3] = pose[11];
+}
+#endif
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%3i %f %f %f %f %f %f\n", transformindex, pose[3], pose[7], pose[11], DEG2RAD(angles[ROLL]), DEG2RAD(angles[PITCH]), DEG2RAD(angles[YAW]));
+ if (l > 0)
+ outbufferpos += l;
+ }
+ }
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "end\n");
+ if (l > 0)
+ outbufferpos += l;
+ if (writetriangles)
+ {
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "triangles\n");
+ if (l > 0)
+ outbufferpos += l;
+ for (surfaceindex = 0, surface = model->data_surfaces;surfaceindex < model->num_surfaces;surfaceindex++, surface++)
+ {
+ for (triangleindex = 0, e = model->surfmesh.data_element3i + surface->num_firsttriangle * 3;triangleindex < surface->num_triangles;triangleindex++, e += 3)
+ {
+ counttriangles++;
+ if (outbufferpos >= outbuffermax >> 1)
+ {
+ outbuffermax *= 2;
+ oldbuffer = outbuffer;
+ outbuffer = Z_Malloc(outbuffermax);
+ memcpy(outbuffer, oldbuffer, outbufferpos);
+ Z_Free(oldbuffer);
+ }
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%s\n", surface->texture && surface->texture->name[0] ? surface->texture->name : "default.bmp");
+ if (l > 0)
+ outbufferpos += l;
+ for (cornerindex = 0;cornerindex < 3;cornerindex++)
+ {
+ const int index = e[2-cornerindex];
+ const float *v = model->surfmesh.data_vertex3f + index * 3;
+ const float *vn = model->surfmesh.data_normal3f + index * 3;
+ const float *vt = model->surfmesh.data_texcoordtexture2f + index * 2;
+ const int *wi = model->surfmesh.data_vertexweightindex4i + index * 4;
+ const float *wf = model->surfmesh.data_vertexweightinfluence4f + index * 4;
+ if (wf[3]) l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%3i %f %f %f %f %f %f %f %f 4 %i %f %i %f %i %f %i %f\n", wi[0], v[0], v[1], v[2], vn[0], vn[1], vn[2], vt[0], 1 - vt[1], wi[0], wf[0], wi[1], wf[1], wi[2], wf[2], wi[3], wf[3]);
+ else if (wf[2]) l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%3i %f %f %f %f %f %f %f %f 3 %i %f %i %f %i %f\n" , wi[0], v[0], v[1], v[2], vn[0], vn[1], vn[2], vt[0], 1 - vt[1], wi[0], wf[0], wi[1], wf[1], wi[2], wf[2]);
+ else if (wf[1]) l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%3i %f %f %f %f %f %f %f %f 2 %i %f %i %f\n" , wi[0], v[0], v[1], v[2], vn[0], vn[1], vn[2], vt[0], 1 - vt[1], wi[0], wf[0], wi[1], wf[1]);
+ else l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%3i %f %f %f %f %f %f %f %f\n" , wi[0], v[0], v[1], v[2], vn[0], vn[1], vn[2], vt[0], 1 - vt[1]);
+ if (l > 0)
+ outbufferpos += l;
+ }
+ }
+ }
+ l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "end\n");
+ if (l > 0)
+ outbufferpos += l;
+ }
+
+ FS_WriteFile(filename, outbuffer, outbufferpos);
+ Z_Free(outbuffer);
+
+ Con_Printf("Wrote %s (%i bytes, %i nodes, %i frames, %i triangles)\n", filename, (int)outbufferpos, countnodes, countframes, counttriangles);
+}
+
+/*
+================
+Mod_Decompile_f
+
+decompiles a model to editable files
+================
+*/
+static void Mod_Decompile_f(void)
+{
+ int i, j, k, l, first, count;
+ dp_model_t *mod;
+ char inname[MAX_QPATH];
+ char outname[MAX_QPATH];
+ char basename[MAX_QPATH];
+ char animname[MAX_QPATH];
+ char animname2[MAX_QPATH];
+ char textbuffer[32768];
+ int textsize = 0;
+
+ if (Cmd_Argc() != 2)
+ {
+ Con_Print("usage: modeldecompile <filename>\n");
+ return;
+ }
+
+ strlcpy(inname, Cmd_Argv(1), sizeof(inname));
+ FS_StripExtension(inname, basename, sizeof(basename));
+
+ mod = Mod_ForName(inname, false, true, cl.worldmodel && !strcasecmp(inname, cl.worldmodel->name));
+ if (!mod)
+ {
+ Con_Print("No such model\n");
+ return;
+ }
+ if (!mod->surfmesh.num_triangles)
+ {
+ Con_Print("Empty model (or sprite)\n");
+ return;
+ }
+
+ // export OBJ if possible (not on sprites)
+ if (mod->surfmesh.num_triangles)
+ {
+ dpsnprintf(outname, sizeof(outname), "%s_decompiled.obj", basename);
+ Mod_Decompile_OBJ(mod, outname, inname);
+ }
+
+ // export SMD if possible (only for skeletal models)
+ if (mod->surfmesh.num_triangles && mod->num_poses)
+ {
+ dpsnprintf(outname, sizeof(outname), "%s_decompiled/ref1.smd", basename);
+ Mod_Decompile_SMD(mod, outname, 0, 1, true);
+ l = dpsnprintf(textbuffer + textsize, sizeof(textbuffer) - textsize, "outputdir .\nmodel out\nscale 1\norigin 0 0 0\nscene ref1.smd\n");
+ if (l > 0) textsize += l;
+ for (i = 0;i < mod->numframes;i = j)
+ {
+ strlcpy(animname, mod->animscenes[i].name, sizeof(animname));
+ first = mod->animscenes[i].firstframe;
+ if (mod->animscenes[i].framecount > 1)
+ {
+ // framegroup anim
+ count = mod->animscenes[i].framecount;
+ j = i + 1;
+ }
+ else
+ {
+ // individual frame
+ // check for additional frames with same name
+ for (l = 0, k = strlen(animname);animname[l];l++)
+ if ((animname[l] < '0' || animname[l] > '9') && animname[l] != '_')
+ k = l + 1;
+ animname[k] = 0;
+ count = (mod->num_poses / mod->num_bones) - first;
+ for (j = i + 1;j < mod->numframes;j++)
+ {
+ strlcpy(animname2, mod->animscenes[j].name, sizeof(animname2));
+ for (l = 0, k = strlen(animname2);animname2[l];l++)
+ if ((animname2[l] < '0' || animname2[l] > '9') && animname2[l] != '_')
+ k = l + 1;
+ animname2[k] = 0;
+ if (strcmp(animname2, animname) || mod->animscenes[j].framecount > 1)
+ {
+ count = mod->animscenes[j].firstframe - first;
+ break;
+ }
+ }
+ // if it's only one frame, use the original frame name
+ if (j == i + 1)
+ strlcpy(animname, mod->animscenes[i].name, sizeof(animname));
+
+ }
+ dpsnprintf(outname, sizeof(outname), "%s_decompiled/%s.smd", basename, animname);
+ Mod_Decompile_SMD(mod, outname, first, count, false);
+ if (textsize < (int)sizeof(textbuffer) - 100)
+ {
+ l = dpsnprintf(textbuffer + textsize, sizeof(textbuffer) - textsize, "scene %s.smd\n", animname);
+ if (l > 0) textsize += l;
+ }
+ }
+ if (textsize)
+ FS_WriteFile(va("%s_decompiled/out.txt", basename), textbuffer, (fs_offset_t)textsize);
+ }
+}
+
projects / xonotic / darkplaces.git / commitdiff