* Fixed a few own mistakes from a previous commit

[supertux.git] / src / badguy / kugelblitz.cpp

diff --git a/src/badguy/kugelblitz.cpp b/src/badguy/kugelblitz.cpp
index dd47c31..4c7f5eb 100644 (file)
--- a/src/badguy/kugelblitz.cpp
+++ b/src/badguy/kugelblitz.cpp
@@ -21,6 +21,7 @@
 
 #include "kugelblitz.hpp"
 #include "object/tilemap.hpp"
+#include "object/camera.hpp"
 #include "tile.hpp"
 
 #define  LIFETIME 5
@@ -28,6 +29,9 @@
 #define  BASE_SPEED 200
 #define  RAND_SPEED 150
 
+static const float X_OFFSCREEN_DISTANCE = 1600;
+static const float Y_OFFSCREEN_DISTANCE = 1200;
+
 Kugelblitz::Kugelblitz(const lisp::Lisp& reader)
     : groundhit_pos_set(false)
 {
@@ -45,7 +49,6 @@ Kugelblitz::write(lisp::Writer& writer)
   writer.start_list("kugelblitz");
 
   writer.write_float("x", start_position.x);
-  writer.write_float("y", start_position.y);
 
   writer.end_list("kugelblitz");
 }
@@ -136,8 +139,6 @@ Kugelblitz::active_update(float elapsed_time)
         movement_timer.start(MOVETIME);
       }
     }
-    if (Sector::current()->solids->get_tile_at(get_pos())->getAttributes() != 0)
-    std::cout << Sector::current()->solids->get_tile_at(get_pos())->getAttributes() << std::endl;
     if (Sector::current()->solids->get_tile_at(get_pos())->getAttributes() == 16) {
       //HIT WATER
       Sector::current()->add_object(new Electrifier(75,1421,1.5));
@@ -168,4 +169,48 @@ Kugelblitz::explode()
   else remove_me();
 }
 
+void
+Kugelblitz::try_activate()
+{
+  //FIXME: Don't activate Kugelblitz before it's on-screen
+  float scroll_x = Sector::current()->camera->get_translation().x;
+  float scroll_y = Sector::current()->camera->get_translation().y;
+
+  /* Activate badguys if they're just around the screen to avoid
+   * the effect of having badguys suddenly popping up from nowhere.
+   */
+  if (start_position.x > scroll_x - X_OFFSCREEN_DISTANCE &&
+      start_position.x < scroll_x - bbox.get_width() &&
+      start_position.y > scroll_y - Y_OFFSCREEN_DISTANCE &&
+      start_position.y < scroll_y + Y_OFFSCREEN_DISTANCE) {
+    dir = RIGHT;
+    set_state(STATE_ACTIVE);
+    activate();
+  } else if (start_position.x > scroll_x &&
+      start_position.x < scroll_x + X_OFFSCREEN_DISTANCE &&
+      start_position.y > scroll_y - Y_OFFSCREEN_DISTANCE &&
+      start_position.y < scroll_y + Y_OFFSCREEN_DISTANCE) {
+    dir = LEFT;
+    set_state(STATE_ACTIVE);
+    activate();
+  } else if (start_position.x > scroll_x - X_OFFSCREEN_DISTANCE &&
+      start_position.x < scroll_x + X_OFFSCREEN_DISTANCE &&
+      ((start_position.y > scroll_y &&
+        start_position.y < scroll_y + Y_OFFSCREEN_DISTANCE) ||
+       (start_position.y > scroll_y - Y_OFFSCREEN_DISTANCE &&
+        start_position.y < scroll_y))) {
+    dir = start_position.x < scroll_x ? RIGHT : LEFT;
+    set_state(STATE_ACTIVE);
+    activate();
+  } else if(state == STATE_INIT
+      && start_position.x > scroll_x - X_OFFSCREEN_DISTANCE
+      && start_position.x < scroll_x + X_OFFSCREEN_DISTANCE
+      && start_position.y > scroll_y - Y_OFFSCREEN_DISTANCE
+      && start_position.y < scroll_y + Y_OFFSCREEN_DISTANCE) {
+    dir = LEFT;
+    set_state(STATE_ACTIVE);
+    activate();
+  }
+}
+
 IMPLEMENT_FACTORY(Kugelblitz, "kugelblitz")