ESP: skeleton ESP

- render parent->child bone links from the SetupBones world matrices
  (ISurface DrawLine, projected once per bone)
- menu option "Show skeleton" under ESP, persisted as skeleton=1
- skeletons use the same hostile/friendly/neutral colours as the boxes

1 files changed, 7 insertions, 3 deletions

diff --git a/src/menu.cpp b/src/menu.cpp
index 6244002..6474d69 100644
--- a/src/menu.cpp
+++ b/src/menu.cpp
@@ -59,7 +59,7 @@ static FeatureState g_esp{true, 0};
 
 // ESP sub-options (menu "ESP" children). Defaults match the pre-option
 // behaviour: everything on.
-static bool g_esp_opt[ESP_OPT_COUNT] = {true, true, true, true};
+static bool g_esp_opt[ESP_OPT_COUNT] = {true, true, true, true, true};
 
 // tree
 static MenuNode g_root{NODE_ROOT, "HL2hake", false, 0, {}, nullptr, nullptr, nullptr};
@@ -75,6 +75,7 @@ static MenuNode g_esp_opt_nodes[ESP_OPT_COUNT] = {
     {NODE_TOGGLE, "Show healthbar", false, 0, {}, &g_esp_opt[ESP_OPT_SHOW_HEALTHBAR], nullptr, nullptr},
     {NODE_TOGGLE, "Show healthnum", false, 0, {}, &g_esp_opt[ESP_OPT_SHOW_HEALTHNUM], nullptr, nullptr},
     {NODE_TOGGLE, "Show name", false, 0, {}, &g_esp_opt[ESP_OPT_SHOW_NAME], nullptr, nullptr},
+    {NODE_TOGGLE, "Show skeleton", false, 0, {}, &g_esp_opt[ESP_OPT_SHOW_SKELETON], nullptr, nullptr},
 };
 
 static MenuNode *g_visible[32]; // flattened visible nodes for arrow navigation
@@ -159,10 +160,11 @@ static void config_save() {
           g_bhop.bind, g_bhop_autostrafe);
   fprintf(f, "[abh]\nactive=%d\nbind=%d\n", g_abh.active, g_abh.bind);
   fprintf(f, "[esp]\nactive=%d\nbind=%d\nneutral=%d\nhealthbar=%d\n"
-             "healthnum=%d\nname=%d\n",
+             "healthnum=%d\nname=%d\nskeleton=%d\n",
           g_esp.active, g_esp.bind, g_esp_opt[ESP_OPT_SHOW_NEUTRAL],
           g_esp_opt[ESP_OPT_SHOW_HEALTHBAR],
-          g_esp_opt[ESP_OPT_SHOW_HEALTHNUM], g_esp_opt[ESP_OPT_SHOW_NAME]);
+          g_esp_opt[ESP_OPT_SHOW_HEALTHNUM], g_esp_opt[ESP_OPT_SHOW_NAME],
+          g_esp_opt[ESP_OPT_SHOW_SKELETON]);
   fclose(f);
 }
 
@@ -204,6 +206,8 @@ static void config_load() {
           g_esp_opt[ESP_OPT_SHOW_HEALTHNUM] = atoi(val) != 0;
         else if (strcmp(key, "name") == 0)
           g_esp_opt[ESP_OPT_SHOW_NAME] = atoi(val) != 0;
+        else if (strcmp(key, "skeleton") == 0)
+          g_esp_opt[ESP_OPT_SHOW_SKELETON] = atoi(val) != 0;
       }
       if (strcmp(key, "active") == 0)
         cur->active = atoi(val) != 0;