From c70a3e181699c13de9bbaa70171e67e4e3e4b0ba Mon Sep 17 00:00:00 2001 From: havoc Date: Sun, 17 Oct 2004 11:15:57 +0000 Subject: [PATCH] added DP_QC_GETTAGINFO extension (thanks VorteX!) git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@4657 d7cf8633-e32d-0410-b094-e92efae38249 --- pr_cmds.c | 179 +++++++++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 177 insertions(+), 2 deletions(-) diff --git a/pr_cmds.c b/pr_cmds.c index 8ae6fda7..57851749 100644 --- a/pr_cmds.c +++ b/pr_cmds.c @@ -112,6 +112,7 @@ char *ENGINE_EXTENSIONS = "DP_QC_FS_SEARCH " // Black: same as in the menu qc "DP_QC_GETLIGHT " "DP_QC_GETSURFACE " +"DP_QC_GETTAGINFO " "DP_QC_MINMAXBOUND " "DP_QC_MULTIPLETEMPSTRINGS " "DP_QC_RANDOMVEC " @@ -3130,6 +3131,180 @@ void PF_setattachment (void) } } +///////////////////////////////////////// +// DP_MD3_TAGINFO extension coded by VorteX + +//float(entity ent, string tagname) gettagindex; +void PF_gettagindex (void) +{ + edict_t *e = G_EDICT(OFS_PARM0); + const char *tagname = G_STRING(OFS_PARM1); + int modelindex, tagindex, i; + model_t *model; + + if (e == sv.edicts) + PF_WARNING("gettagindex: can't affect world entity\n"); + if (e->e->free) + PF_WARNING("gettagindex: can't affect free entity\n"); + + modelindex = (int)e->v->modelindex; + if (modelindex <= 0 || modelindex > MAX_MODELS) + { + Con_DPrintf("gettagindex(entity #%i): null or non-precached model\n", NUM_FOR_EDICT(e)); + return; + } + model = sv.models[modelindex]; + + tagindex = -1; + if (model->data_overridetagnamesforskin && (unsigned int)e->v->skin < (unsigned int)model->numskins && model->data_overridetagnamesforskin[(unsigned int)e->v->skin].num_overridetagnames) + { + for (i = 0; i < model->data_overridetagnamesforskin[(unsigned int)e->v->skin].num_overridetagnames; i++) + { + if (!strcmp(tagname, model->data_overridetagnamesforskin[(unsigned int)e->v->skin].data_overridetagnames[i].name)) + { + tagindex = i; + break; + } + } + } + if (tagindex == -1) + { + for (i = 0;i < model->alias.aliasnum_tags; i++) + { + if (!(strcmp(tagname, model->alias.aliasdata_tags[i].name))) + { + tagindex = i; + break; + } + } + } + if (tagindex == -1) + Con_DPrintf("gettagindex(entity #%i): tag \"%s\" not found\n", NUM_FOR_EDICT(e), tagname); + G_FLOAT(OFS_RETURN) = tagindex + 1; +}; + +// Warnings/errors code: +// 0 - normal (everything all-right) +// 1 - world entity +// 2 - free entity +// 3 - null or non-precached model +// 4 - no tags with requested index +int SV_GetTagMatrix (matrix4x4_t *out, edict_t *ent, int tagindex) +{ + eval_t *val; + float scale; + int modelindex, tagsnum, reqframe; + matrix4x4_t entitymatrix, tagmatrix; + model_t *model; + + Matrix4x4_CreateIdentity(out); // warnings and errors return identical matrix + + if (ent == sv.edicts) + return 1; + if (ent->e->free) + return 2; + + modelindex = (int)ent->v->modelindex; + if (modelindex <= 0 || modelindex > MAX_MODELS) + return 3; + + model = sv.models[modelindex]; + tagsnum = model->alias.aliasnum_tags; + + if (tagindex <= 0 || tagindex > tagsnum) + { + if (tagsnum && tagindex) // Only appear if model has no tags or not-null tag requested + return 4; + return 0; + } + + if (ent->v->frame < 0 || ent->v->frame > model->alias.aliasnum_tagframes) + reqframe = 0; // if model has wrong frame, engine automatically switches to model first frame + else + reqframe = ent->v->frame; + + // just reusing a temp + modelindex = (tagindex - 1) + ent->v->frame*tagsnum; + + // transform tag by its own entity matrix + Matrix4x4_Copy(&tagmatrix, &model->alias.aliasdata_tags[modelindex].matrix); + // FIXME: add scale parameter + scale = 1; + // Alias models have inverse pitch, bmodels can't have tags, so don't check for modeltype... + Matrix4x4_CreateFromQuakeEntity(&entitymatrix, ent->v->origin[0], ent->v->origin[1], ent->v->origin[2], -ent->v->angles[0], ent->v->angles[1], ent->v->angles[2], scale); + Matrix4x4_Concat(out, &entitymatrix, &tagmatrix); + // True origin for rotation (Matrix4x4_Concat creates wrong), this is done using all rotation matrix + out->m[0][3] = entitymatrix.m[0][3] + scale*tagmatrix.m[0][3]*(entitymatrix.m[0][0] + entitymatrix.m[0][1] + entitymatrix.m[0][2]); + out->m[1][3] = entitymatrix.m[1][3] + scale*tagmatrix.m[1][3]*(entitymatrix.m[1][0] + entitymatrix.m[1][1] + entitymatrix.m[1][2]); + out->m[2][3] = entitymatrix.m[2][3] + scale*tagmatrix.m[2][3]*(entitymatrix.m[2][0] + entitymatrix.m[2][1] + entitymatrix.m[2][2]); + /* Optimised variant with only v_forward using + out->m[0][3] = entitymatrix.m[0][3] + scale*entitymatrix.m[0][0]*tagmatrix.m[0][3]; + out->m[1][3] = entitymatrix.m[1][3] + scale*entitymatrix.m[1][0]*tagmatrix.m[1][3]; + out->m[2][3] = entitymatrix.m[2][3] + scale*entitymatrix.m[2][0]*tagmatrix.m[2][3]; + */ + + // additional actions for render-view entities + if ((val = GETEDICTFIELDVALUE(ent, eval_viewmodelforclient)) && val->edict) + {// RENDER_VIEWMODEL + ent = EDICT_NUM(val->edict); + // FIXME: "circle" bug, add bobbing (cl_bob), add scale parameter + scale = 1; + Matrix4x4_CreateFromQuakeEntity(&entitymatrix, ent->v->origin[0], ent->v->origin[1], ent->v->origin[2] + ent->v->view_ofs[2], ent->v->v_angle[0], ent->v->v_angle[1], ent->v->v_angle[2], scale); + Matrix4x4_Concat(out, &entitymatrix, out); + out->m[0][3] = entitymatrix.m[0][3] + scale*entitymatrix.m[0][0]*out->m[0][3]; + out->m[1][3] = entitymatrix.m[1][3] + scale*entitymatrix.m[1][0]*out->m[1][3]; + out->m[2][3] = entitymatrix.m[2][3] + scale*entitymatrix.m[2][0]*out->m[2][3]; + Con_DPrintf("SV_GetTagMatrix: returned origin is %f %f %f\n", out->m[0][3], out->m[1][3], out->m[2][3]); + return 0; + } + // RENDER_VIEWMODEL can't be attached by tag, right? + val = GETEDICTFIELDVALUE(ent, eval_tag_entity); + if (val->edict) + {// DP_GFX_QUAKE3MODELTAGS + do + { + ent = EDICT_NUM(val->edict); + // FIXME: add scale parameter + Matrix4x4_CreateFromQuakeEntity(&entitymatrix, ent->v->origin[0], ent->v->origin[1], ent->v->origin[2], -ent->v->angles[0], ent->v->angles[1], ent->v->angles[2], scale); + Matrix4x4_Concat(out, &entitymatrix, &tagmatrix); + // True origin for rotation (Matrix4x4_Concat creates wrong), this is done using all rotation matrix + out->m[0][3] = entitymatrix.m[0][3] + scale*tagmatrix.m[0][3]*(entitymatrix.m[0][0] + entitymatrix.m[0][1] + entitymatrix.m[0][2]); + out->m[1][3] = entitymatrix.m[1][3] + scale*tagmatrix.m[1][3]*(entitymatrix.m[1][0] + entitymatrix.m[1][1] + entitymatrix.m[1][2]); + out->m[2][3] = entitymatrix.m[2][3] + scale*tagmatrix.m[2][3]*(entitymatrix.m[2][0] + entitymatrix.m[2][1] + entitymatrix.m[2][2]); + } + while ((val = GETEDICTFIELDVALUE(ent, eval_tag_entity)) && val->edict); + } + return 0; +} + +//vector(entity ent, float tagindex) gettaginfo; +void PF_gettaginfo (void) +{ + edict_t *e = G_EDICT(OFS_PARM0); + int tagindex = (int)G_FLOAT(OFS_PARM1); + matrix4x4_t tag_matrix; + int returncode; + + returncode = SV_GetTagMatrix(&tag_matrix, e, tagindex); + Matrix4x4_ToVectors(&tag_matrix, pr_global_struct->v_forward, pr_global_struct->v_right, pr_global_struct->v_up, G_VECTOR(OFS_RETURN)); + + switch(returncode) + { + case 1: + PF_WARNING("gettagindex: can't affect world entity\n"); + break; + case 2: + PF_WARNING("gettagindex: can't affect free entity\n"); + break; + case 3: + Con_DPrintf("SV_GetTagMatrix(entity #%i): null or non-precached model\n", NUM_FOR_EDICT(e)); + break; + case 4: + Con_DPrintf("SV_GetTagMatrix(entity #%i): model has no tag with requested index %i\n", NUM_FOR_EDICT(e), tagindex); + break; + } +} + ///////////////////////////////////////// // DP_QC_FS_SEARCH extension @@ -3480,8 +3655,8 @@ PF_search_getfilename, // #447 PF_cvar_string, // #448 string(string s) cvar_string (DP_QC_CVAR_STRING) PF_findflags, // #449 entity(entity start, .float fld, float match) findflags (DP_QC_FINDFLAGS) PF_findchainflags, // #450 entity(.float fld, float match) findchainflags (DP_QC_FINDCHAINFLAGS) -NULL, // #451 -NULL, // #452 +PF_gettagindex, // #451 float(entity ent, string tagname) gettagindex (DP_QC_GETTAGINFO) +PF_gettaginfo, // #452 vector(entity ent, float tagindex) gettaginfo (DP_QC_GETTAGINFO) NULL, // #453 NULL, // #454 NULL, // #455 -- 2.39.2