CGameRules: Now incorporates DamageApply and DamageRadius, thus making you
able to have gamerule specific logic for inflicting damage to entities.
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GPG key ID:
C196CD8BA993248A
3 changed files with 153 additions and 128 deletions
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@ -18,145 +18,22 @@
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void
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Damage_Apply(entity t, entity c, float dmg, int w, damageType_t type)
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{
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base_player tp = (base_player)t;
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CGameRules rules = (CGameRules)g_grMode;
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/* player god mode */
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if (t.flags & FL_CLIENT && t.flags & FL_GODMODE)
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return;
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/* already dead, please avoid recursion */
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if (t.health <= 0)
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return;
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/* only clients have armor */
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if (t.flags & FL_CLIENT) {
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/* skip armor */
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if not (type & DMG_SKIP_ARMOR)
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if (tp.armor && dmg > 0) {
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float flArmor;
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float flNewDamage;
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flNewDamage = dmg * 0.2;
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flArmor = (dmg - flNewDamage) * 0.5;
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if (flArmor > tp.armor) {
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flArmor = tp.armor;
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flArmor *= (1/0.5);
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flNewDamage = dmg - flArmor;
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tp.armor = 0;
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} else {
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tp.armor -= flArmor;
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}
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dmg = flNewDamage;
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}
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}
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dmg = rint(dmg);
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t.health -= dmg;
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/* the globals... */
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g_dmg_eAttacker = c;
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g_dmg_eTarget = t;
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g_dmg_iDamage = dmg;
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g_dmg_iHitBody = trace_surface_id;
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g_dmg_iFlags = type;
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g_dmg_iWeapon = w;
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if (dmg > 0) {
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t.dmg_take = dmg;
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t.dmg_inflictor = c;
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} else if (t.max_health && t.health > t.max_health) {
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t.health = t.max_health;
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}
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CBaseEntity s = (CBaseEntity)t;
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if (s.health <= 0) {
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if (s.flags & FL_CLIENT) {
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rules.PlayerDeath((player)s);
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} else {
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s.Death();
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}
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} else {
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if (s.flags & FL_CLIENT) {
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rules.PlayerPain((player)s);
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} else {
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s.Pain();
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}
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}
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rules.DamageApply(t, c, dmg, w, type);
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}
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/* physical check of whether or not we can trace important parts of an ent */
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float
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Damage_CheckTrace(entity t, vector vecHitPos)
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{
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/* We're lazy. Who cares */
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if (t.solid == SOLID_BSP) {
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return (1);
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}
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traceline(vecHitPos, t.origin, 1, self);
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if (trace_fraction == 1) {
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return (1);
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}
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traceline(vecHitPos, t.origin + [15,15,0], 1, self);
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if (trace_fraction == 1) {
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return (1);
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}
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traceline(vecHitPos, t.origin + [-15,-15,0], 1, self);
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if (trace_fraction == 1) {
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return (1);
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}
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traceline(vecHitPos, t.origin + [-15,15,0], 1, self);
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if (trace_fraction == 1) {
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return (1);
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}
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traceline(vecHitPos, t.origin + [15,-15,0], 1, self);
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if (trace_fraction == 1) {
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return (1);
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}
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return (0);
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CGameRules rules = (CGameRules)g_grMode;
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return rules.DamageCheckTrace(t, vecHitPos);
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}
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/* even more pain and suffering, mostly used for explosives */
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void
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Damage_Radius(vector org, entity attacker, float dmg, float r, int check, int w)
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{
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float new_dmg;
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float dist;
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float diff;
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vector pos;
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for (entity e = world; (e = findfloat(e, ::takedamage, DAMAGE_YES));) {
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pos[0] = e.absmin[0] + (0.5 * (e.absmax[0] - e.absmin[0]));
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pos[1] = e.absmin[1] + (0.5 * (e.absmax[1] - e.absmin[1]));
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pos[2] = e.absmin[2] + (0.5 * (e.absmax[2] - e.absmin[2]));
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/* don't bother if it's not anywhere near us */
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dist = vlen(org - pos);
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if (dist > r)
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continue;
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/* can we physically hit this thing? */
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if (check == TRUE)
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if (Damage_CheckTrace(e, org) == FALSE)
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continue;
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/* calculate new damage values */
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diff = (r - dist) / r;
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new_dmg = rint(dmg * diff);
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if (diff > 0) {
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Damage_Apply(e, attacker, new_dmg, w, DMG_EXPLODE);
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/* approximate, feel free to tweak */
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if (e.movetype == MOVETYPE_WALK) {
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makevectors(vectoangles(e.origin - org));
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e.velocity += v_forward * (new_dmg * 5);
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}
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}
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}
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CGameRules rules = (CGameRules)g_grMode;
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rules.DamageRadius(org, attacker, dmg, r, check, w);
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}
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@ -42,8 +42,12 @@ class CGameRules
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virtual void(void) LevelNewParms;
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virtual void(base_player) LevelChangeParms;
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/* Entities/Item manipulation */
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virtual int(int) MaxItemPerSlot;
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virtual int(void) MonstersSpawn;
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virtual void(entity,entity,float,int,damageType_t) DamageApply;
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virtual int(entity, vector) DamageCheckTrace;
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virtual void(vector,entity,float,float,int,int) DamageRadius;
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/* end of a game */
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virtual void(void) IntermissionStart;
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@ -177,6 +177,150 @@ CGameRules::MonstersSpawn(void)
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return (TRUE);
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}
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void
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CGameRules::DamageApply(entity t, entity c, float dmg, int w, damageType_t type)
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{
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/* Damage */
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base_player tp = (base_player)t;
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/* player god mode */
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if (t.flags & FL_CLIENT && t.flags & FL_GODMODE)
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return;
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/* already dead, please avoid recursion */
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if (t.health <= 0)
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return;
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/* only clients have armor */
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if (t.flags & FL_CLIENT) {
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/* skip armor */
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if not (type & DMG_SKIP_ARMOR)
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if (tp.armor && dmg > 0) {
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float flArmor;
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float flNewDamage;
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flNewDamage = dmg * 0.2;
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flArmor = (dmg - flNewDamage) * 0.5;
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if (flArmor > tp.armor) {
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flArmor = tp.armor;
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flArmor *= (1/0.5);
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flNewDamage = dmg - flArmor;
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tp.armor = 0;
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} else {
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tp.armor -= flArmor;
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}
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dmg = flNewDamage;
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}
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}
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dmg = rint(dmg);
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t.health -= dmg;
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/* the globals... */
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g_dmg_eAttacker = c;
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g_dmg_eTarget = t;
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g_dmg_iDamage = dmg;
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g_dmg_iHitBody = trace_surface_id;
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g_dmg_iFlags = type;
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g_dmg_iWeapon = w;
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if (dmg > 0) {
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t.dmg_take = dmg;
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t.dmg_inflictor = c;
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} else if (t.max_health && t.health > t.max_health) {
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t.health = t.max_health;
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}
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CBaseEntity s = (CBaseEntity)t;
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if (s.health <= 0) {
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if (s.flags & FL_CLIENT) {
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PlayerDeath((player)s);
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} else {
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s.Death();
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}
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} else {
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if (s.flags & FL_CLIENT) {
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PlayerPain((player)s);
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} else {
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s.Pain();
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}
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}
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}
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/* checks if we can hit an entity at 5 of the same spots */
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int
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CGameRules::DamageCheckTrace(entity t, vector vecHitPos)
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{
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/* We're lazy. Who cares */
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if (t.solid == SOLID_BSP) {
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return (TRUE);
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}
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traceline(vecHitPos, t.origin, 1, self);
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if (trace_fraction == 1) {
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return (TRUE);
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}
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traceline(vecHitPos, t.origin + [15,15,0], 1, self);
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if (trace_fraction == 1) {
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return (TRUE);
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}
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traceline(vecHitPos, t.origin + [-15,-15,0], 1, self);
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if (trace_fraction == 1) {
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return (TRUE);
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}
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traceline(vecHitPos, t.origin + [-15,15,0], 1, self);
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if (trace_fraction == 1) {
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return (TRUE);
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}
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traceline(vecHitPos, t.origin + [15,-15,0], 1, self);
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if (trace_fraction == 1) {
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return (TRUE);
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}
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return (FALSE);
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}
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void
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CGameRules::DamageRadius(vector org, entity attacker, float dmg, float r, int check, int w)
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{
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float new_dmg;
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float dist;
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float diff;
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vector pos;
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for (entity e = world; (e = findfloat(e, ::takedamage, DAMAGE_YES));) {
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pos[0] = e.absmin[0] + (0.5 * (e.absmax[0] - e.absmin[0]));
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pos[1] = e.absmin[1] + (0.5 * (e.absmax[1] - e.absmin[1]));
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pos[2] = e.absmin[2] + (0.5 * (e.absmax[2] - e.absmin[2]));
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/* don't bother if it's not anywhere near us */
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dist = vlen(org - pos);
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if (dist > r)
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continue;
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/* can we physically hit this thing? */
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if (check == TRUE)
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if (DamageCheckTrace(e, org) == FALSE)
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continue;
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/* calculate new damage values */
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diff = (r - dist) / r;
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new_dmg = rint(dmg * diff);
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if (diff > 0) {
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DamageApply(e, attacker, new_dmg, w, DMG_EXPLODE);
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/* approximate, feel free to tweak */
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if (e.movetype == MOVETYPE_WALK) {
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makevectors(vectoangles(e.origin - org));
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e.velocity += v_forward * (new_dmg * 5);
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}
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}
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}
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}
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void
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CGameRules::IntermissionEnd(void)
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{
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