Lebensscreen.
[hackover2013-badge-firmware.git] / badge / jumpnrun / jumpnrun.c
index 380cc1e..dc1dc6c 100644 (file)
@@ -1,6 +1,7 @@
 #include "jumpnrun.h"
 #include "collision.h"
 #include "levels.h"
+#include "stats.h"
 
 #include "../ui/display.h"
 #include "../ui/event.h"
@@ -19,20 +20,20 @@ static fixed_point const accel_vert   =   FIXED_POINT_I(0, 167);
 static fixed_point const drag_factor  =   FIXED_POINT_I(0, 854);
 static fixed_point const speed_jump_x =   FIXED_POINT_I(0, 600);
 
-static vec2d const hacker_extent = { FIXED_INT_I(5), FIXED_INT_I(8) };
+vec2d hacker_extents(void) { return (vec2d) { FIXED_INT_I(5), FIXED_INT_I(8) }; }
+static vec2d const shot_spawn_inertia = { FIXED_POINT_I(0, 800), FIXED_POINT_I(0, -800) };
 
 static badge_sprite const anim_hacker[] = {
   { 5, 8, (uint8_t const *) "\x1c\xff\xfd\x04\x04" },
   { 5, 8, (uint8_t const *) "\x1c\xff\x3d\xc4\x04" },
   { 5, 8, (uint8_t const *) "\xdc\x3f\x1d\x24\xc4" },
   { 5, 8, (uint8_t const *) "\x1c\xff\x3d\xc4\x04" }
-
-/*
-  { 5, 8, (uint8_t const *) "\x46\xfc\x73\x8c\x31" },
-  { 5, 8, (uint8_t const *) "\x46\xfc\x73\x8c\x52" },
-  { 5, 8, (uint8_t const *) "\x46\xfc\x73\x94\x8c" },
-  { 5, 8, (uint8_t const *) "\x46\xfc\x73\x8c\x52" }
-*/
+  /*
+    { 5, 8, (uint8_t const *) "\x46\xfc\x73\x8c\x31" },
+    { 5, 8, (uint8_t const *) "\x46\xfc\x73\x8c\x52" },
+    { 5, 8, (uint8_t const *) "\x46\xfc\x73\x94\x8c" },
+    { 5, 8, (uint8_t const *) "\x46\xfc\x73\x8c\x52" }
+  */
   /*
     { 6, 8, (uint8_t const *) "\x0c\xe1\x3b\x0e\xc3\x30" },
     { 6, 8, (uint8_t const *) "\x0c\xe1\x3b\x0e\x43\x51" },
@@ -47,6 +48,42 @@ static badge_sprite const anim_hacker[] = {
   */
 };
 
+badge_sprite const *jumpnrun_hacker_symbol(void) {
+  return &anim_hacker[0];
+}
+
+static badge_sprite const anim_sickle[] = {
+  { 3, 3, (uint8_t const *) "\xab\x01" },
+  { 3, 3, (uint8_t const *) "\xee\x00" }
+/*
+  { 3, 3, (uint8_t const *) "\x8a\x01" },
+  { 3, 3, (uint8_t const *) "\x6a" },
+  { 3, 3, (uint8_t const *) "\xa3" },
+  { 3, 3, (uint8_t const *) "\xac" }
+*/
+};
+
+enum {
+  JUMPNRUN_SHOT_EXTENT = 3,
+  JUMPNRUN_SHOT_TICKS_PER_FRAME = 36
+};
+
+static void jumpnrun_shot_spawn(jumpnrun_shot *shot, jumpnrun_game_state const *state) {
+  shot->tick        = 0;
+  shot->inertia     = shot_spawn_inertia;
+
+  if(state->player.anim_direction == BADGE_BLT_MIRRORED) {
+    shot->current_box = rectangle_new((vec2d) { fixed_point_sub(rectangle_left(&state->player.current_box), FIXED_INT(JUMPNRUN_SHOT_EXTENT)), rectangle_top(&state->player.current_box) },
+                                      (vec2d) { FIXED_INT(JUMPNRUN_SHOT_EXTENT), FIXED_INT(JUMPNRUN_SHOT_EXTENT) });
+    shot->inertia.x   = fixed_point_neg(shot->inertia.x);
+  } else {
+    shot->current_box = rectangle_new((vec2d) { rectangle_right(&state->player.current_box), rectangle_top(&state->player.current_box) },
+                                      (vec2d) { FIXED_INT(JUMPNRUN_SHOT_EXTENT), FIXED_INT(JUMPNRUN_SHOT_EXTENT) });
+  }
+
+  shot->old_box = shot->current_box;
+  shot->inertia = vec2d_add(shot->inertia, state->player.inertia);
+}
 
 static inline int imax(int x, int y) {
   return x < y ? y : x;
@@ -54,8 +91,8 @@ static inline int imax(int x, int y) {
 
 static inline fixed_point hacker_left  (vec2d const *pos, jumpnrun_game_state const *state) { (void) state; return pos->x; }
 static inline fixed_point hacker_top   (vec2d const *pos, jumpnrun_game_state const *state) { (void) state; return pos->y; }
-static inline fixed_point hacker_right (vec2d const *pos, jumpnrun_game_state const *state) { return fixed_point_add(hacker_left(pos, state), hacker_extent.x); }
-static inline fixed_point hacker_bottom(vec2d const *pos, jumpnrun_game_state const *state) { return fixed_point_add(hacker_top (pos, state), hacker_extent.y); }
+static inline fixed_point hacker_right (vec2d const *pos, jumpnrun_game_state const *state) { return fixed_point_add(hacker_left(pos, state), hacker_extents().x); }
+static inline fixed_point hacker_bottom(vec2d const *pos, jumpnrun_game_state const *state) { return fixed_point_add(hacker_top (pos, state), hacker_extents().y); }
 
 int jumpnrun_level_assert_left_side(jumpnrun_game_state const *state) {
   static int const lmargin = 20;
@@ -116,19 +153,19 @@ void jumpnrun_passive_movement(vec2d *inertia)
 static void jumpnrun_apply_movement(jumpnrun_level      const *lv,
                                     jumpnrun_tile_range const *tilerange,
                                     jumpnrun_game_state       *state,
-                                   vec2d                     *inertia_mod) {
+                                    vec2d                     *inertia_mod) {
   switch(badge_event_current_input_state() &
          (BADGE_EVENT_KEY_LEFT |
           BADGE_EVENT_KEY_RIGHT)) {
   case BADGE_EVENT_KEY_LEFT:
     //    state->player.inertia.x = state->player.touching_ground ? fixed_point_sub(state->player.inertia.x, accel_horiz) : fixed_point_neg(speed_jump_x);
     state->player.inertia.x = fixed_point_sub(state->player.inertia.x, accel_horiz);
-    state->anim_direction = BADGE_BLT_MIRRORED;
+    state->player.anim_direction = BADGE_BLT_MIRRORED;
     break;
   case BADGE_EVENT_KEY_RIGHT:
     //    state->player.inertia.x = state->player.touching_ground ? fixed_point_add(state->player.inertia.x, accel_horiz) : speed_jump_x;
     state->player.inertia.x = fixed_point_add(state->player.inertia.x, accel_horiz);
-    state->anim_direction = 0;
+    state->player.anim_direction = 0;
     break;
   default:
     if(state->player.touching_ground) {
@@ -159,10 +196,10 @@ static void jumpnrun_apply_movement(jumpnrun_level      const *lv,
   }
 
   *inertia_mod = state->player.inertia;
-  collisions_tiles_displace(&new_pos, &state->player, lv, tilerange, inertia_mod);
+  bool killed = collisions_tiles_displace(&new_pos, &state->player, lv, tilerange, inertia_mod);
   state->player.inertia = *inertia_mod;
 
-  if(fixed_point_gt(state->player.current_box.pos.y, FIXED_INT(BADGE_DISPLAY_HEIGHT))) {
+  if(killed || fixed_point_gt(state->player.current_box.pos.y, FIXED_INT(BADGE_DISPLAY_HEIGHT))) {
     state->status = JUMPNRUN_DEAD;
   }
 }
@@ -189,23 +226,63 @@ void jumpnrun_level_tick(jumpnrun_level      *lv,
     }
 
     for(size_t item = 0; item < lv->header.item_count; ++item) {
-      int screenpos = fixed_point_cast_int(lv->items[item].pos.x) - state->left;
-      if(screenpos > -lv->items[item].type->sprite.width &&
+      jumpnrun_item *item_obj = &lv->items[item];
+
+      if(item_obj->flags & JUMPNRUN_ITEM_COLLECTED) {
+        continue;
+      }
+
+      int screenpos = fixed_point_cast_int(item_obj->pos.x) - state->left;
+      if(screenpos > -item_obj->type->sprite.width &&
          screenpos < BADGE_DISPLAY_WIDTH) {
-        rectangle item_rect = rect_from_item(&lv->items[item]);
+        rectangle item_rect = rect_from_item(item_obj);
 
         if(rectangle_intersect(&state->player.current_box, &item_rect)) {
-          lv->items[item].type->on_collect(state);
+          item_obj->type->on_collect(item_obj, state, lv);
         }
 
         badge_framebuffer_blt(&fb,
                               screenpos,
-                              fixed_point_cast_int(lv->items[item].pos.y),
-                              &lv->items[item].type->sprite,
+                              fixed_point_cast_int(item_obj->pos.y),
+                              &item_obj->type->sprite,
                               0);
       }
     }
 
+    for(size_t shot_ix = 0; shot_ix < JUMPNRUN_MAX_SHOTS; ++shot_ix) {
+      jumpnrun_shot *shot = &state->shots[shot_ix];
+
+      if(jumpnrun_shot_spawned(shot)) {
+        rectangle_move_rel(&shot->current_box, shot->inertia);
+        shot->inertia = vec2d_add(shot->inertia, gravity);
+
+        if(fixed_point_gt(rectangle_top(&shot->current_box), FIXED_INT(BADGE_DISPLAY_HEIGHT))) {
+          jumpnrun_shot_despawn(shot);
+        }
+
+        /* show every position twice, because LCD switching time. This makes the shots more
+         * visible on the nokia lcds.
+         */
+        badge_framebuffer_blt(&fb,
+                              fixed_point_cast_int(shot->old_box.pos.x) - state->left,
+                              fixed_point_cast_int(shot->old_box.pos.y),
+                              &anim_sickle[shot->tick / JUMPNRUN_SHOT_TICKS_PER_FRAME],
+                              fixed_point_lt(shot->inertia.x, FIXED_INT(0)) ? BADGE_BLT_MIRRORED : 0);
+        badge_framebuffer_blt(&fb,
+                              fixed_point_cast_int(shot->current_box.pos.x) - state->left,
+                              fixed_point_cast_int(shot->current_box.pos.y),
+                              &anim_sickle[shot->tick / JUMPNRUN_SHOT_TICKS_PER_FRAME],
+                              fixed_point_lt(shot->inertia.x, FIXED_INT(0)) ? BADGE_BLT_MIRRORED : 0);
+
+        shot->old_box = shot->current_box;
+
+        ++shot->tick;
+        if(shot->tick == ARRAY_SIZE(anim_sickle) * JUMPNRUN_SHOT_TICKS_PER_FRAME) {
+          shot->tick = 0;
+        }
+      }
+    }
+
     for(size_t enemy_ix = 0; enemy_ix < lv->header.enemy_count; ++enemy_ix) {
       jumpnrun_enemy *enemy = &lv->enemies[enemy_ix];
       jumpnrun_process_enemy(enemy, &fb, state, lv, &tilerange, &inertia_mod);
@@ -215,7 +292,7 @@ void jumpnrun_level_tick(jumpnrun_level      *lv,
                           fixed_point_cast_int(state->player.current_box.pos.x) - state->left,
                           fixed_point_cast_int(state->player.current_box.pos.y),
                           &anim_hacker[state->player.anim_frame],
-                          state->anim_direction);
+                          state->player.anim_direction);
 
     badge_framebuffer_flush(&fb);
 
@@ -227,6 +304,24 @@ void jumpnrun_level_tick(jumpnrun_level      *lv,
       state->player.anim_frame = 0;
     }
   } else {
+    for(size_t shot_ix = 0; shot_ix < JUMPNRUN_MAX_SHOTS; ++shot_ix) {
+      jumpnrun_shot *shot = &state->shots[shot_ix];
+
+      if(jumpnrun_shot_spawned(shot)) {
+        rectangle_move_rel(&shot->current_box, shot->inertia);
+        shot->inertia = vec2d_add(shot->inertia, gravity);
+
+        if(fixed_point_gt(rectangle_top(&shot->current_box), FIXED_INT(BADGE_DISPLAY_HEIGHT))) {
+          jumpnrun_shot_despawn(shot);
+        }
+
+        ++shot->tick;
+        if(shot->tick == ARRAY_SIZE(anim_sickle) * JUMPNRUN_SHOT_TICKS_PER_FRAME) {
+          shot->tick = 0;
+        }
+      }
+    }
+
     for(size_t enemy_ix = 0; enemy_ix < lv->header.enemy_count; ++enemy_ix) {
       jumpnrun_enemy *enemy = &lv->enemies[enemy_ix];
       jumpnrun_process_enemy(enemy, NULL, state, lv, &tilerange, &inertia_mod);
@@ -248,29 +343,64 @@ uint8_t jumpnrun_play(char const *lvname) {
   jumpnrun_game_state gs;
   memset(&gs, 0, sizeof(gs));
 
-  gs.player.current_box = rectangle_new(lv.start_pos, hacker_extent);
+  for(gs.lives = 99; gs.status != JUMPNRUN_WON && gs.lives != 0; --gs.lives) {
+    jumpnrun_show_lives_screen(&gs);
 
-  while(gs.status == JUMPNRUN_PLAYING) {
-    badge_event_t ev = badge_event_wait();
+    for(uint8_t i = 0; i < 75; ) {
+      badge_event_t ev = badge_event_wait();
+      if(badge_event_type(ev) == BADGE_EVENT_GAME_TICK) {
+        ++i;
+      } else if(i > 25) {
+        uint8_t old_state = badge_event_old_input_state(ev);
+        uint8_t new_state = badge_event_new_input_state(ev);
+        uint8_t new_buttons = new_state & (old_state ^ new_state);
 
-    switch(badge_event_type(ev)) {
-    case BADGE_EVENT_USER_INPUT:
+        if(new_buttons != 0) break;
+      }
+    }
+
+    gs.status = JUMPNRUN_PLAYING;
+    gs.left = 0;
+    memset(&gs.player, 0, sizeof(gs.player));
+    gs.player.current_box = rectangle_new(lv.start_pos,
+                                          hacker_extents());
+
+    for(size_t i = 0; i < lv.header.enemy_count; ++i) {
+      lv.enemies[i].flags = 0;
+    }
+
+    while(gs.status == JUMPNRUN_PLAYING) {
+      badge_event_t ev = badge_event_wait();
+
+      switch(badge_event_type(ev)) {
+      case BADGE_EVENT_USER_INPUT:
       {
         uint8_t old_state = badge_event_old_input_state(ev);
         uint8_t new_state = badge_event_new_input_state(ev);
         uint8_t new_buttons = new_state & (old_state ^ new_state);
 
         if((new_buttons & BADGE_EVENT_KEY_BTN_A) && gs.player.touching_ground) {
-         gs.player.jumpable_frames = 12;
+          gs.player.jumpable_frames = 12;
+        }
+
+        if((new_buttons & BADGE_EVENT_KEY_BTN_B)) {
+          uint8_t i;
+          for(i = 0; i < JUMPNRUN_MAX_SHOTS && jumpnrun_shot_spawned(&gs.shots[i]); ++i)
+            ;
+
+          if(i < JUMPNRUN_MAX_SHOTS) {
+            jumpnrun_shot_spawn(gs.shots + i, &gs);
+          }
         }
 
         break;
       }
-    case BADGE_EVENT_GAME_TICK:
+      case BADGE_EVENT_GAME_TICK:
       {
         jumpnrun_level_tick(&lv, &gs);
         break;
       }
+      }
     }
   }
 
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