Few additions to fakemeta:
Implemented amb632 - lookup_sequence, also added set_controller (since it dealt with models). Implemented set_pev_string, for setting with an already allocated string handle. Also added pev_serial, to get the entity serial number.
This commit is contained in:
Steve Dudenhoeffer
parent
2cbf7fca08
commit
a28a80e45f
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@ -1,4 +1,5 @@
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#include "fakemeta_amxx.h"
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#include <studio.h> // HLSDK, for the animation natives
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static cell AMX_NATIVE_CALL copy_infokey_buffer(AMX *amx, cell *params)
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{
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@ -7,7 +8,154 @@ static cell AMX_NATIVE_CALL copy_infokey_buffer(AMX *amx, cell *params)
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return MF_SetAmxString(amx, params[2], infobuffer, params[3]);
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}
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int UTIL_stricmp(const char *s1, const char *s2)
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{
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unsigned char c1, c2;
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for (;;) {
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c1 = *s1++;
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c2 = *s2++;
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if (!c1 || !c2)
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break;
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if (c1 == c2)
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continue;
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if ((c1 = tolower(c1)) != (c2 = tolower(c2)))
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break;
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}
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return (int)c1 - (int)c2;
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}
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// lookup_sequence(entid, "sequence name", &Float:framerate = 0.0, &bool:loops = false, &Float:groundspeed = 0.0);
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static cell AMX_NATIVE_CALL lookup_sequence(AMX* amx, cell* params)
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{
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int index = params[1];
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CHECK_ENTITY(index);
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edict_t* ent = INDEXENT(index);
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studiohdr_t* pstudiohdr = static_cast<studiohdr_t*>(GET_MODEL_PTR(ent));
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if (pstudiohdr == NULL)
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{
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MF_LogError(amx, AMX_ERR_NATIVE, "Could not retrieve the model pointer from the entity provided.");
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return 0;
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}
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mstudioseqdesc_t* pseqdesc;
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pseqdesc = reinterpret_cast<mstudioseqdesc_t*>(
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reinterpret_cast<char*>(pstudiohdr) + pstudiohdr->seqindex);
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char* label = MF_GetAmxString(amx, params[2], 0, NULL);
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for (int i = 0; i < pstudiohdr->numseq; i++)
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{
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if (UTIL_stricmp( pseqdesc[i].label, label ) == 0)
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{
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REAL* FrameRate = reinterpret_cast<REAL*>(MF_GetAmxAddr(amx, params[3]));
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cell* Loops = MF_GetAmxAddr(amx, params[4]);
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REAL* GroundSpeed = reinterpret_cast<REAL*>(MF_GetAmxAddr(amx, params[5]));
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// Taken from HLSDK: animation & animating.cpp
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pseqdesc = &pseqdesc[i];
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*FrameRate = 256 * pseqdesc->fps / (pseqdesc->numframes - 1);
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*GroundSpeed = sqrt( pseqdesc->linearmovement[0]*pseqdesc->linearmovement[0]+ pseqdesc->linearmovement[1]*pseqdesc->linearmovement[1]+ pseqdesc->linearmovement[2]*pseqdesc->linearmovement[2] );
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*GroundSpeed = *GroundSpeed * pseqdesc->fps / (pseqdesc->numframes - 1);
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*Loops = pseqdesc->flags & STUDIO_LOOPING;
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return i;
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}
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}
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return -1;
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};
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// Float:set_controller(entid, controllerid, Float:value);
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static cell AMX_NATIVE_CALL set_controller(AMX* amx, cell* params)
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{
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// From animation.cpp from the HLSDK
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// SetController( void *pmodel, entvars_t *pev, int iController, float flValue )
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int entindex = params[1];
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CHECK_ENTITY(entindex);
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edict_t* entity = INDEXENT(entindex);
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int iController = params[2];
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if (iController < 0 || iController > 3)
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{
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MF_LogError(amx, AMX_ERR_NATIVE, "Invalid controller id passed. Expected 0 through 3, got %d.", iController);
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return 0;
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}
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entvars_t* pev = &entity->v;
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float flValue = amx_ctof(params[3]);
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studiohdr_t* pstudiohdr = static_cast<studiohdr_t*>(GET_MODEL_PTR(entity));
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if (! pstudiohdr)
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{
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MF_LogError(amx, AMX_ERR_NATIVE, "Could not find the model pointer for the entity.");
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return amx_ftoc(flValue);
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}
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mstudiobonecontroller_t *pbonecontroller = (mstudiobonecontroller_t *)((byte *)pstudiohdr + pstudiohdr->bonecontrollerindex);
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int i = 0;
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// find first controller that matches the index
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for (i = 0; i < pstudiohdr->numbonecontrollers; i++, pbonecontroller++)
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{
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if (pbonecontroller->index == iController)
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break;
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}
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if (i >= pstudiohdr->numbonecontrollers)
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return amx_ftoc(flValue);
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// wrap 0..360 if it's a rotational controller
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if (pbonecontroller->type & (STUDIO_XR | STUDIO_YR | STUDIO_ZR))
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{
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// ugly hack, invert value if end < start
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if (pbonecontroller->end < pbonecontroller->start)
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flValue = -flValue;
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// does the controller not wrap?
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if (pbonecontroller->start + 359.0 >= pbonecontroller->end)
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{
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if (flValue > ((pbonecontroller->start + pbonecontroller->end) / 2.0) + 180)
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flValue = flValue - 360;
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if (flValue < ((pbonecontroller->start + pbonecontroller->end) / 2.0) - 180)
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flValue = flValue + 360;
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}
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else
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{
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if (flValue > 360)
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flValue = flValue - (int)(flValue / 360.0) * 360.0;
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else if (flValue < 0)
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flValue = flValue + (int)((flValue / -360.0) + 1) * 360.0;
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}
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}
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int setting = static_cast<int>(255 * (flValue - pbonecontroller->start) / (pbonecontroller->end - pbonecontroller->start));
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if (setting < 0) setting = 0;
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if (setting > 255) setting = 255;
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pev->controller[iController] = setting;
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return amx_ftoc(setting * (1.0 / 255.0) * (pbonecontroller->end - pbonecontroller->start) + pbonecontroller->start);
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}
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AMX_NATIVE_INFO misc_natives[] = {
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{ "copy_infokey_buffer", copy_infokey_buffer },
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{ "lookup_sequence", lookup_sequence },
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{ "set_controller", set_controller },
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{NULL, NULL},
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};
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@ -398,6 +398,45 @@ static cell AMX_NATIVE_CALL amx_set_pev(AMX *amx, cell *params)
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return 0;
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}
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static cell AMX_NATIVE_CALL amx_set_pev_string(AMX *amx, cell *params)
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{
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// index, pevdata
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int index = params[1];
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CHECK_ENTITY(index);
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edict_t *pEdict = INDEXENT2(index);
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int iSwitch = params[2];
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//onto normal cases - sanity check
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if (iSwitch <= pev_string_start || iSwitch >= pev_absolute_end)
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{
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MF_LogError(amx, AMX_ERR_NATIVE, "Undefined pev index: %d", iSwitch);
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return 0;
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}
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int offs = g_offset_table[iSwitch];
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//sanity check #2
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if (offs == -1)
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{
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MF_LogError(amx, AMX_ERR_NATIVE, "Undefined pev index: %d", iSwitch);
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return 0;
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}
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entvars_t *v = &(pEdict->v);
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if ( (iSwitch > pev_string_start && iSwitch < pev_string_end)
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|| (iSwitch > pev_string2_begin && iSwitch < pev_string2_end) )
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{
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*(string_t *)EDICT_OFFS(v, offs) = params[3];
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}
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else
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{
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MF_LogError(amx, AMX_ERR_NATIVE, "Non-string field passed to set_pev_string!");
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return 0;
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}
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return 0;
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}
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static cell AMX_NATIVE_CALL amx_pev_valid(AMX *amx, cell *params)
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{
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@ -413,10 +452,20 @@ static cell AMX_NATIVE_CALL amx_pev_valid(AMX *amx, cell *params)
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return 1;
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}
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static cell AMX_NATIVE_CALL amx_pev_serial(AMX* amx, cell* params)
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{
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int id = static_cast<int>(params[1]);
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CHECK_ENTITY(id);
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edict_t* ent = INDEXENT(id);
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return ent->serialnumber;
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}
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AMX_NATIVE_INFO pev_natives[] = {
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{ "pev", amx_pev },
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{ "set_pev", amx_set_pev },
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{ "set_pev_string", amx_set_pev_string },
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{ "pev_valid", amx_pev_valid },
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{ "pev_serial", amx_pev_serial },
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{NULL, NULL},
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};
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@ -21,26 +21,72 @@
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#pragma library fakemeta
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#endif
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/* Returns entvar data from an entity Use the pev_* enum to specify which form of data you want returned.
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/**
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* Returns entvar data from an entity. Use the pev_* enum (in fakemeta_const.inc) to specify which data you want retrieved.
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*
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* If retrieving strings, you may optionally get a pointer into the global string table. Depending on
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* @note This function uses "read_data" style data syntax. It returns integer values,
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* by-references float data, and sets a buffer for string data.
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*
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* @note If retrieving strings, you may optionally get a pointer into the global string table. Depending on
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* your situation, there are two ways to do this.
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* 1: This simply gets the pointer.
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* new ptr = pev(entid, pev_classname)
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* 2: The pointer will be stored in ptr AND the actual string is retrieved.
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* new ptr, classname[32]
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* pev(entid, pev_classname, ptr, classname, 31)
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*
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* @param _index The entity index to lookup.
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* @param _value The pev field to lookup (look in fakemeta_const.inc)
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*/
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native pev(_index,_value,any:...);
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/* Sets entvar data for an entity. Use the pev_* enum */
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/**
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* Sets entvar data for an entity. Use the pev_* enum from fakemeta_const.inc for reference.
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*
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* @note Setting string data will automatically allocate a new string (via AllocString)
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* If you have a string already allocated with your own call to AllocString, use
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* set_pev_string_ptr instead.
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*
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* @param _index The entity index to set the value on.
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* @param _value The pev field to set, (look in fakemeta_const.inc)
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*/
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native set_pev(_index,_value,any:...);
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/* returns 0 if ent is invalid, >0 if valid
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* (1 == valid, 2 == valid+pvPrivateData valid)
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/**
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* Use this native to set a pev field to a string that is already allocated (via a function such
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* as EngFunc_AllocString).
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*
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* @note If you specify _value as anything other than string fields, an error will be thrown.
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* @note Pass 0 as the _string field to set it to an empty string.
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*
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* @param _index The entity index to set the value on.
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* @param _value The pev field to set - MUST be a string field.
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* @param _string The string handle, retrieved from places like AllocString.
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*/
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native set_pev_string(_index, _value, _string)
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/**
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* Checks the validity of an entity.
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*
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* @param entindex The entity id to check.
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*
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* @return 0 on invalid entity
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* 1 on entity is valid
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* 2 on entity is valid and it has private data (safe to use pdata natives on).
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*/
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native pev_valid(entindex);
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/**
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* Returns the serial number for each entity. The serial number is a unique identity
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* generated when an entity is created.
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*
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* @param entindex The entity id.
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*
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* @return The serial number for the entity.
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*/
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native pev_serial(entindex);
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/* Returns any global variable inside globalvars_t structure. Use the glb_* enum.
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*
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* When returning data from glb_pStringBase (the global string table), you may give a pointer into that table
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@ -168,3 +214,26 @@ native set_pdata_string(entity, offset, const source[], realloc=2, linux=-5);
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// Copies the given infoBuffer pointer into out[]
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// An infoBuffer pointer is returned by EngFunc_GetInfoKeyBuffer
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native copy_infokey_buffer(infoBuffer, out[], maxlen);
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/**
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* Looks up the sequence for the entity.
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*
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* @param entity The entity id to lookup.
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* @param name The sequence name to lookup, case insensitive. ("JUMP" would match "jump")
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* @param framerate The framerate of the sequence, if found.
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* @param loops Whether or not the sequence loops.
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* @param groundspeed The groundspeed setting of the sequence.
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* @return -1 on failed lookup, the sequence number on successful lookup.
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*/
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native lookup_sequence(entity, const name[], &Float:framerate = 0.0, &bool:loops = false, &Float:groundspeed = 0.0)
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/**
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* Sets a bone controller with the specified value.
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*
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* @param entity The entity id to set the value on.
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* @param controller Which controller to set (0 through 3).
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* @param value The value to set it to.
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* @return The percentage that the controller is extended (0.0 through 1.0)
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*/
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native Float:set_controller(entity, controller, Float:value)
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