143 lines
4.4 KiB
C
143 lines
4.4 KiB
C
#include <math.h>
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#include <cfloat>
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#include "features.h"
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#include "../include/sdk.h"
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#include "../include/cvars.h"
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#include "../include/util.h"
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#include "../include/game_detection.h"
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/* Game units to add to the entity origin to get the head */
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#define HL1_HEAD_OFFSET 25.f
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#define CS16_HEAD_OFFSET 22.f
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#define CS16_HORIZONTAL_OFFSET 8.0f
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#define DOD_HEAD_OFFSET 22.f
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#define DOD_HORIZONTAL_OFFSET 8.0f
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/* Scale factor for aim punch */
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#define AIM_PUNCH_MULT 2
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static float vec_length(vec3_t v) {
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return sqrt(v.x * v.x + v.y * v.y + v.z * v.z);
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}
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static bool is_visible(vec3_t start, vec3_t end) {
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pmtrace_t* tr = i_engine->PM_TraceLine(start, end, PM_TRACELINE_PHYSENTSONLY, 2, -1);
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if (tr->ent <= 0) return false;
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const int ent_idx = i_pmove->physents[tr->ent].info;
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return get_player(ent_idx) != NULL;
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}
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static vec3_t get_closest_delta(vec3_t viewangles) {
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// Compensate for aim punch
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viewangles.x += g_punchAngles.x * AIM_PUNCH_MULT;
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viewangles.y += g_punchAngles.y * AIM_PUNCH_MULT;
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viewangles.z += g_punchAngles.z * AIM_PUNCH_MULT;
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vec3_t view_height;
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i_engine->pEventAPI->EV_LocalPlayerViewheight(view_height);
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vec3_t local_eyes = vec_add(localplayer->origin, view_height);
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float min_distance = FLT_MAX; // For tracking the closest player
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float best_fov = dz_aim_aimbot->value;
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vec3_t best_delta = { 0, 0, 0 };
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for (int i = 1; i <= i_engine->GetMaxClients(); i++) {
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cl_entity_t* ent = get_player(i);
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if (!is_alive(ent) || is_friend(ent)) {
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continue; // Skip if not alive or is a friend
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}
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vec3_t head_pos = ent->origin;
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if (ent->curstate.usehull != 1) { // Not crouched
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if (IsCS16()) {
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head_pos.z += CS16_HEAD_OFFSET;
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head_pos.x += CS16_HORIZONTAL_OFFSET;
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} else if (IsDayOfDefeat()) {
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head_pos.z += DOD_HEAD_OFFSET;
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head_pos.x += DOD_HORIZONTAL_OFFSET;
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} else {
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head_pos.z += HL1_HEAD_OFFSET;
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}
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}
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float distance = vec_length(vec_sub(ent->origin, local_eyes));
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if (distance > min_distance) {
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continue; // Skip players that are further than the current closest target
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}
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const vec3_t enemy_angle = vec_to_ang(vec_sub(head_pos, local_eyes));
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const vec3_t delta = vec_sub(enemy_angle, viewangles);
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vec_norm(delta);
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float fov = hypotf(delta.x, delta.y);
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if (fov > 360.0f) {
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fov = remainderf(fov, 360.0f);
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}
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if (fov > 180.0f) {
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fov = 360.0f - fov;
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}
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// Only check visibility for potential targets
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if (fov < best_fov && is_visible(local_eyes, head_pos)) {
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best_fov = fov;
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vec_copy(best_delta, delta);
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min_distance = distance; // Update the closest target's distance
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}
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}
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return best_delta;
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}
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void aimbot(usercmd_t* cmd) {
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static bool shouldShootNextFrame = false; // If you're not using this variable, you can remove it.
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static bool hasAdjustedView = false;
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if (!CVAR_ON(aim_aimbot) || !can_shoot())
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return;
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vec3_t engine_viewangles;
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i_engine->GetViewAngles(engine_viewangles);
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vec3_t best_delta = get_closest_delta(engine_viewangles);
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if (!vec_is_zero(best_delta)) {
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/*
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if (!lastShotHit) {
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// If the last shot missed, adjust the angle slightly
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// This is a simple approach and might need further tweaking
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best_delta.y += 0.5f; // Adjust yaw slightly
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}
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*/
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engine_viewangles.x += best_delta.x;
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engine_viewangles.y += best_delta.y;
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engine_viewangles.z += best_delta.z;
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if (CVAR_ON(aim_aimbot_silent)) {
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vec_copy(cmd->viewangles, engine_viewangles);
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if (cmd->buttons & IN_ATTACK) {
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cmd->buttons |= IN_ATTACK;
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}
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} else {
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if (cmd->buttons & IN_ATTACK) {
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if (hasAdjustedView) {
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hasAdjustedView = false; // Reset flag
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} else {
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i_engine->SetViewAngles(engine_viewangles);
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hasAdjustedView = true;
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cmd->buttons &= ~IN_ATTACK; // Defer the shot to the next frame
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}
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}
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}
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} else if (CVAR_ON(aim_autoshoot) && (cmd->buttons & IN_ATTACK)) {
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cmd->buttons &= ~IN_ATTACK;
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}
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}
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