Added weapon icon for each slot in HUD

It marks the currently equiped weapon in yellow, leaving the rest of
the slots in white.

include/sk_player.h

@@ -27,6 +27,11 @@
 
 #define SK_PLAYER_WEAPON_SLOTS 2
 
+enum {
+  SK_PLAYER_IDX_SIDE_WEAPON,
+  SK_PLAYER_IDX_MAIN_WEAPON
+};
+
 typedef enum {
   SK_PLAYER_KIND_AGENT69
 } sk_player_kind;

include/sk_weapon.h

@@ -37,6 +37,7 @@ typedef struct {
 
 typedef struct {
   sk_weapon_kind kind;
+  Texture2D icon;
   Model model;
   ModelAnimation *model_anims;
   u8 model_anims_count;

src/sk_player.c

@@ -31,11 +31,6 @@
 #define WALK_VELOCITY          14
 #define MODEL_PATH_PLACEHOLDER "assets/models/%s.glb"
 
-enum {
-  SIDE_WEAPON_IDX,
-  MAIN_WEAPON_IDX
-};
-
 sk_player sk_player_create(i8 lobby_id, i8 lobby_slot_idx, sk_player_kind kind, sk_config *config) {
   assert(lobby_id != -1);
   assert(lobby_slot_idx != -1);
@@ -67,9 +62,9 @@ void sk_player_destroy(sk_player *p) {
 
 void sk_player_load(sk_player *p) {
   p->model = LoadModel(TextFormat(MODEL_PATH_PLACEHOLDER, sk_player_kind2name[p->kind]));
-  p->weapon_slots[SIDE_WEAPON_IDX] = sk_weapon_create(SK_WEAPON_KIND_7MM);
-  p->weapon_slots[MAIN_WEAPON_IDX] = sk_weapon_create(SK_WEAPON_KIND_AKM);
-  p->weapon = &p->weapon_slots[SIDE_WEAPON_IDX];
+  p->weapon_slots[SK_PLAYER_IDX_SIDE_WEAPON] = sk_weapon_create(SK_WEAPON_KIND_7MM);
+  p->weapon_slots[SK_PLAYER_IDX_MAIN_WEAPON] = sk_weapon_create(SK_WEAPON_KIND_AKM);
+  p->weapon = &p->weapon_slots[SK_PLAYER_IDX_SIDE_WEAPON];
 }
 
 void sk_player_jump(sk_player *p, sk_config *config) {
@@ -119,7 +114,7 @@ void sk_player_move(sk_player *p, sk_config *config, f32 roll) {
 
 void sk_player_rotate_weapon(sk_player *p) {
   if (IsSoundPlaying(p->weapon->sound_equip) || IsSoundPlaying(p->weapon->sound_reload)) return;
-  static usz i = SIDE_WEAPON_IDX;
+  static usz i = SK_PLAYER_IDX_SIDE_WEAPON;
   i = (i + 1) % SK_PLAYER_WEAPON_SLOTS;
   p->weapon = &p->weapon_slots[i];
   PlaySound(p->weapon->sound_equip);

src/sk_scene_gameplay.c

@@ -49,14 +49,20 @@ void sk_scene_gameplay_draw(sk_state *s) {
     DrawText(TextFormat("N/A ms"), 10, 50, 20, LIME);
     DrawText(TextFormat("(d) N/A bps | (u) N/A bps"), 10, 70, 20, LIME);
   }
-  // START: HUD's Crosshair
   DrawCircle(GetScreenWidth() / 2, GetScreenHeight() / 2, s->config.crosshair.radius, BLACK);
   DrawCircle(GetScreenWidth() / 2, GetScreenHeight() / 2, s->config.crosshair.radius - 0.9f, RAYWHITE);
-  // END: HUD's Crosshair
   DrawText(TextFormat("%u", s->player.hp), 100, GetScreenHeight() - 100, 25, RAYWHITE);
   DrawText(TextFormat("%u | %u", s->player.weapon->ammo.magazine, s->player.weapon->ammo.reserve),
            GetScreenWidth() - 100,
            GetScreenHeight() - 100,
            25,
            RAYWHITE);
+  DrawTexture(s->player.weapon_slots[SK_PLAYER_IDX_SIDE_WEAPON].icon,
+              GetScreenWidth() - s->player.weapon_slots[SK_PLAYER_IDX_SIDE_WEAPON].icon.width - 30,
+              GetScreenHeight() - 260,
+              s->player.weapon == &s->player.weapon_slots[SK_PLAYER_IDX_SIDE_WEAPON] ? YELLOW : WHITE);
+  DrawTexture(s->player.weapon_slots[SK_PLAYER_IDX_MAIN_WEAPON].icon,
+              GetScreenWidth() - s->player.weapon_slots[SK_PLAYER_IDX_MAIN_WEAPON].icon.width - 30,
+              GetScreenHeight() - 200,
+              s->player.weapon == &s->player.weapon_slots[SK_PLAYER_IDX_MAIN_WEAPON] ? YELLOW : WHITE);
 }

src/sk_weapon.c

@@ -26,6 +26,7 @@
 #include <sk_weapon.h>
 #include <raymath.h>
 
+#define ICON_PATH_PLACEHOLDER         "assets/images/%s/icon.png"
 #define MODEL_PATH_PLACEHOLDER        "assets/models/%s.glb"
 #define SOUND_EQUIP_PATH_PLACEHOLDER  "assets/sounds/%s/equip.wav"
 #define SOUND_SHOOT_PATH_PLACEHOLDER  "assets/sounds/%s/shoot.wav"
@@ -36,6 +37,7 @@ sk_weapon sk_weapon_create(sk_weapon_kind kind) {
   const sk_weapon_ammo_spec ammo_spec = sk_weapon_kind2ammo[kind];
   sk_weapon w = {
     .kind = kind,
+    .icon = LoadTexture(TextFormat(ICON_PATH_PLACEHOLDER, name)),
     .model = LoadModel(TextFormat(MODEL_PATH_PLACEHOLDER, name)),
     .model_anims = LoadModelAnimations(TextFormat(MODEL_PATH_PLACEHOLDER, name), (int *) &w.model_anims_count),
     .sound_equip = LoadSound(TextFormat(SOUND_EQUIP_PATH_PLACEHOLDER, name)),
@@ -59,6 +61,7 @@ void sk_weapon_destroy(sk_weapon *w) {
   UnloadSound(w->sound_equip);
   UnloadModelAnimations(w->model_anims, w->model_anims_count);
   UnloadModel(w->model);
+  UnloadTexture(w->icon);
   *w = (sk_weapon) {0};
   w = 0;
 }