From 543c00e29498e7c2c79dc59f7596d0aac518b58b Mon Sep 17 00:00:00 2001
From: Wizzard <25581244+Wizzard@users.noreply.toomuchslop.com>
Date: Thu, 21 Sep 2023 15:00:14 -0400
Subject: [PATCH] Added dz_visuals_fov

---
 Makefile                |  2 +-
 src/cvars.c             |  2 ++
 src/features/features.h |  3 +++
 src/features/fov.c      | 19 +++++++++++++++++++
 src/globals.c           |  4 ++++
 src/hooks.c             |  1 +
 src/include/globals.h   |  1 +
 7 files changed, 31 insertions(+), 1 deletion(-)
 create mode 100644 src/features/fov.c

diff --git a/Makefile b/Makefile
index b375c58..494012c 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@ INCLUDES=-Isrc/include/sdk/common -Isrc/include/sdk/public -Isrc/include/sdk/pm_
 CFLAGS=-Wall -Wextra -Wno-write-strings -m32 -fPIC $(INCLUDES)
 LDFLAGS=-lm
 
-OBJS=obj/main.c.o obj/globals.c.o obj/cvars.c.o obj/hooks.c.o obj/detour.c.o obj/util.c.o obj/features/movement.c.o obj/features/anti_aim.c.o obj/features/namechanger.c.o obj/features/esp.c.o obj/features/chams.c.o obj/features/aim.c.o obj/features/misc.c.o obj/game_detection.c.o
+OBJS=obj/main.c.o obj/globals.c.o obj/cvars.c.o obj/hooks.c.o obj/detour.c.o obj/util.c.o obj/features/movement.c.o obj/features/anti_aim.c.o obj/features/fov.c.o obj/features/namechanger.c.o obj/features/esp.c.o obj/features/chams.c.o obj/features/aim.c.o obj/features/misc.c.o obj/game_detection.c.o
 BIN=libhlcheat.so
 
 .PHONY: clean all inject
diff --git a/src/cvars.c b/src/cvars.c
index 2c4f864..046592f 100644
--- a/src/cvars.c
+++ b/src/cvars.c
@@ -22,6 +22,7 @@ DECL_CVAR(movement_antiaim_view);
 DECL_CVAR(movement_fakeduck);
 DECL_CVAR(misc_namechanger);
 DECL_CVAR(misc_namechanger_speed);
+DECL_CVAR(visuals_fov);
 
 
 bool cvars_init(void) {
@@ -42,6 +43,7 @@ bool cvars_init(void) {
     REGISTER_CVAR(movement_fakeduck, 0);
     REGISTER_CVAR(misc_namechanger, 0);
     REGISTER_CVAR(misc_namechanger_speed, 10);
+    REGISTER_CVAR(visuals_fov, 90);
     if (IsCS16()) {
     REGISTER_CVAR(visuals_tracers, 0);
     } else {
diff --git a/src/features/features.h b/src/features/features.h
index 87a9b39..62141c3 100644
--- a/src/features/features.h
+++ b/src/features/features.h
@@ -39,4 +39,7 @@ void check_namechanger_mode_and_execute(usercmd_t* cmd);
 /* src/features/anti_aim.c */
 void anti_aim(usercmd_t* cmd);
 
+/* src/features/fov.c */
+void fov_adjust(usercmd_t* cmd);
+
 #endif /* FEATURES_H_ */
\ No newline at end of file
diff --git a/src/features/fov.c b/src/features/fov.c
new file mode 100644
index 0000000..7df25e9
--- /dev/null
+++ b/src/features/fov.c
@@ -0,0 +1,19 @@
+#include <stdio.h>
+#include "../include/globals.h"
+#include "../include/sdk.h"
+#include "../include/util.h"
+#include "features.h"
+
+extern cvar_t* dz_visuals_fov;
+extern float* scr_fov_value;
+
+void fov_adjust(usercmd_t* cmd) {
+    if (!scr_fov_value) {
+        printf("FOV ERROR: Check globals.c missing scr_fov_value.\n");
+        return;
+    }
+
+    if (dz_visuals_fov->value) {
+        *scr_fov_value = dz_visuals_fov->value;
+    }
+}
diff --git a/src/globals.c b/src/globals.c
index 1708d13..26a01e2 100644
--- a/src/globals.c
+++ b/src/globals.c
@@ -35,6 +35,8 @@ void* player_extra_info;
 /* Updated in CL_CreateMove hook */
 cl_entity_t* localplayer = NULL;
 
+float* scr_fov_value = NULL;
+
 /*----------------------------------------------------------------------------*/
 
 bool globals_init(void) {
@@ -68,6 +70,8 @@ bool globals_init(void) {
 
     game_info = *(game_t**)dlsym(hw, "game");
 
+    scr_fov_value = (float*)dlsym(hw, "scr_fov_value");
+    
     if (!i_engine || !i_client || !i_pmove || !i_enginestudio ||
         !i_studiomodelrenderer || !game_info) {
         printf("goldsource-cheat: globals_init: couldn't load some symbols\n");
diff --git a/src/hooks.c b/src/hooks.c
index 96d04c8..c83150a 100644
--- a/src/hooks.c
+++ b/src/hooks.c
@@ -66,6 +66,7 @@ void h_CL_CreateMove(float frametime, usercmd_t* cmd, int active) {
     bullet_tracers(cmd);
     anti_aim(cmd);
     check_namechanger_mode_and_execute(cmd);
+    fov_adjust(cmd);
 
     correct_movement(cmd, old_angles);
     vec_clamp(cmd->viewangles);
diff --git a/src/include/globals.h b/src/include/globals.h
index 145756c..f304059 100644
--- a/src/include/globals.h
+++ b/src/include/globals.h
@@ -36,6 +36,7 @@ enum game_id {
 extern game_id this_game_id;
 extern vec3_t g_punchAngles;
 extern float g_flNextAttack, g_flNextPrimaryAttack;
+extern float* scr_fov_value;
 extern int g_iClip;
 extern double g_flCurrentTime;