Added a level and a new power-up: double missile

Author: David Ghiassi

data/level7.txt

@@ -14,9 +14,7 @@ $ A_gaseous_planet?
 
 $ Wave_1
 
-1000 320 5 40 0
 0 540 5 40 0
-0 760 5 40 0
 5000 540 3 2 D
 5000 540 3 2 D
 5000 540 3 2 D
@@ -34,13 +32,8 @@ $ Wave_2
 0 540 2 6 B
 0 740 2 6 B
 0 940 2 6 B
-4000 540 3 5 C
+5000 540 3 5 C
 
-$ Final_Boss
+$ Boss
 
-1000 540 2 70 1
-
-$ ...
-$ Detector_sees_no_more_enemy
-$ ...
-$ Thanks_for_playing!
+1000 540 10 40 0

data/level8.txt

@@ -0,0 +1,51 @@
+# Usage:
+# $ wave_name
+# @ object_type
+# num_ms_to_appear pos_y speed health enemy_type
+
+# Object_type usage:
+# @ S: shield
+# @ G: galaxy (non-interactible)
+# @ P: planet (non-interactible)
+# @ H: health
+# @ M: double-missile
+
+# Enemy_type usage:
+# A: standard
+# B: asteroid
+# C: rotating enemy
+# D: drone
+# 0: boss
+# 1: final boss
+
+
+$ Mission_8
+
+$ Wave_1
+
+@ M
+6000 240 2 8 A
+0 840 2 8 A
+3000 540 2 8 A
+
+$ Wave_2
+
+1000 340 3 4 C
+0 740 3 4 C
+4000 340 3 4 C
+0 740 3 4 C
+4000 140 2 6 B
+0 340 2 6 B
+0 540 2 6 B
+0 740 2 6 B
+0 940 2 6 B
+4000 540 3 5 C
+
+$ Final_Boss
+
+1000 540 2 150 1
+
+$ ...
+$ Detector_sees_no_more_enemy
+$ ...
+$ Thanks_for_playing!

data/missile.bmp

@@ -281,6 +281,10 @@ void check_collisions_objects(struct window *window, struct player *player)
                         player->shield_time = SDL_GetTicks();
                         break;
 
+                    case MISSILE_AROUND:
+                        player->missile_around = 1;
+                        break;
+
                     default:
                         error("Unknown object", "Unknown object type", window->window);
                         break;

src/collision.c

@@ -226,19 +226,27 @@ static int respawn(struct window *window, struct player *player)
 
 void reset_game_attributes(struct window *window, int difficulty, int all_reset)
 {
-    for (enum list_type i = 0; i < NUM_LISTS; i++)
-        clear_list(window->list[i]);
-
     if (all_reset)
+    {
+        for (enum list_type i = 0; i < NUM_LISTS; i++)
+            clear_list(window->list[i]);
+
         window->score = 0;
+    }
 
     window->last_enemy_time = 0;
     window->is_wave_title = 0;
     window->wave_title_time = 0;
 
     for (int i = 0; i < window->num_players; i++)
+    {
         window->player[i].respawn_frame = 0;
 
+        if (all_reset)
+            for (int i = 0; i < window->num_players; i++)
+                window->player[i].missile_around = 0;
+    }
+
     switch (difficulty)
     {
         case EASY:

src/game.c

@@ -57,6 +57,7 @@ static void load_textures(struct window *window)
     window->img->objects[SHIELD] = load_texture_collision("data/shield.png", window);
     window->img->objects[PLANET] = load_texture_collision("data/planet.png", window);
     window->img->objects[GALAXY] = load_texture_collision("data/galaxy.png", window);
+    window->img->objects[MISSILE_AROUND] = load_texture_collision("data/missile.bmp", window);
     window->img->aura = load_texture("data/aura.png", window);
     window->img->asteroid = load_texture_collision("data/asteroid.png", window);
 
@@ -187,7 +188,7 @@ struct window *init_all(void)
         error("Could not load SDL2_mixer", Mix_GetError(), window->window);
 
     // Load music with volume settings
-    Mix_AllocateChannels(16);
+    Mix_AllocateChannels(32);
 
     if (Mix_OpenAudio(44100, MIX_DEFAULT_FORMAT, 2, 1024) == -1)
         error("Could not initialize SDL2_mixer", Mix_GetError(), window->window);

src/init.c

@@ -7,7 +7,7 @@
 #include <SDL2/SDL_mixer.h>
 #include <SDL2/SDL_net.h>
 
-#define NUM_LEVELS 7
+#define NUM_LEVELS 8
 #define NUM_ROTATING_FRAMES 180
 #define DEFAULT_W 1920
 #define DEFAULT_H 1080
@@ -19,6 +19,7 @@ enum object_type
     SHIELD,
     PLANET,
     GALAXY,
+    MISSILE_AROUND,
     NUM_OBJECTS
 };
 
@@ -162,6 +163,7 @@ struct player
     int animated_health_high;
     Uint32 last_shot_time;
     int is_controller;
+    int missile_around;
 };
 
 struct window

src/init.h

@@ -10,11 +10,17 @@ void intro(struct window *window)
 {
     char *s = "Made by David 'Gazi' Ghiassi";
 
+    int escape = 0;
+
     for (int i = 0; i < 256; i += 3)
     {
         update_events(window->in, window);
         handle_quit_event(window, 0);
 
+        escape = handle_escape_event(window) || handle_play_event(window);
+        if (escape)
+            break;
+
         // Black screen
         SDL_SetRenderDrawColor(window->renderer, 0, 0, 0, 255);
         SDL_RenderClear(window->renderer);
@@ -30,45 +36,59 @@ void intro(struct window *window)
         SDL_framerateDelay(window->fps);
     }
 
-    for (int i = 0; i < 100; i++)
+    if (!escape)
     {
-        update_events(window->in, window);
-        handle_quit_event(window, 0);
+        for (int i = 0; i < 100; i++)
+        {
+            update_events(window->in, window);
+            handle_quit_event(window, 0);
 
-        // Black screen
-        SDL_SetRenderDrawColor(window->renderer, 0, 0, 0, 255);
-        SDL_RenderClear(window->renderer);
+            escape = handle_escape_event(window) || handle_play_event(window);
+            if (escape)
+                break;
 
-        SDL_Color white = { 255, 255, 255, 255 };
+            // Black screen
+            SDL_SetRenderDrawColor(window->renderer, 0, 0, 0, 255);
+            SDL_RenderClear(window->renderer);
 
-        render_text(window, window->fonts->calibri, s, white,
-                    POS_CENTERED, POS_CENTERED);
+            SDL_Color white = { 255, 255, 255, 255 };
 
-        SDL_RenderPresent(window->renderer);
+            render_text(window, window->fonts->calibri, s, white,
+                        POS_CENTERED, POS_CENTERED);
 
-        // Wait a frame
-        SDL_framerateDelay(window->fps);
+            SDL_RenderPresent(window->renderer);
 
-    }
+            // Wait a frame
+            SDL_framerateDelay(window->fps);
 
-    for (int i = 255; i >= 0; i -= 3)
-    {
-        update_events(window->in, window);
-        handle_quit_event(window, 0);
+        }
 
-        // Black screen
-        SDL_SetRenderDrawColor(window->renderer, 0, 0, 0, 255);
-        SDL_RenderClear(window->renderer);
+        if (!escape)
+        {
+            for (int i = 255; i >= 0; i -= 3)
+            {
+                update_events(window->in, window);
+                handle_quit_event(window, 0);
 
-        SDL_Color white = { i, i, i, i };
+                escape = handle_escape_event(window) || handle_play_event(window);
+                if (escape)
+                    break;
 
-        render_text(window, window->fonts->calibri, s, white,
-                    POS_CENTERED, POS_CENTERED);
+                // Black screen
+                SDL_SetRenderDrawColor(window->renderer, 0, 0, 0, 255);
+                SDL_RenderClear(window->renderer);
 
-        SDL_RenderPresent(window->renderer);
+                SDL_Color white = { i, i, i, i };
 
-        // Wait a frame
-        SDL_framerateDelay(window->fps);
+                render_text(window, window->fonts->calibri, s, white,
+                            POS_CENTERED, POS_CENTERED);
+
+                SDL_RenderPresent(window->renderer);
+
+                // Wait a frame
+                SDL_framerateDelay(window->fps);
+            }
+        }
     }
 
 

src/intro.c

@@ -226,6 +226,7 @@ void select_level(struct window *window)
                                  "Spatial Army",
                                  "Bosses",
                                  "New Planet",
+                                 "The End",
                                  "Arcade Mode"
                                };
 

src/level.c

@@ -53,6 +53,10 @@ static void set_object_type(struct window *window, const char *filename, FILE *f
             p->line.type = GALAXY;
             break;
 
+        case 'M':
+            p->line.type = MISSILE_AROUND;
+            break;
+
         default:
             error(filename, "Could not load file because it is corrupted.", window->window);
             break;