Some new UI and orbs

buildsettings.h

@@ -23,7 +23,7 @@
 #define DEBUG_TOOLS
 #define CHIPMUNK_INTEGRITY_CHECK
 // #define FAT_THRUSTERS
-#define NO_GRAVITY
+// #define NO_GRAVITY
 // #define NO_SUNS
 
 #else

gamestate.c

@@ -352,7 +352,7 @@ LauncherTarget missile_launcher_target(GameState *gs, Entity *launcher)
   {
     cpShape *cur_shape = res->shape;
     Entity *other = cp_shape_entity(cur_shape);
-    flight_assert(other->is_box || other->is_player || other->is_missile);
+    flight_assert(other->is_box || other->is_player || other->is_missile || other->is_orb);
 
     cpVect to = cpvsub(entity_pos(other), entity_pos(launcher));
     bool should_attack = true;
@@ -360,6 +360,8 @@ LauncherTarget missile_launcher_target(GameState *gs, Entity *launcher)
       should_attack = false;
     if (other->owning_squad == launcher->owning_squad)
       should_attack = false;
+    if (other->is_orb)
+      should_attack = true;
 
     if (should_attack && cpvlength(to) < nearest_dist)
     {
@@ -532,14 +534,18 @@ void entity_set_rotation(Entity *e, double rot)
 
 void entity_set_pos(Entity *e, cpVect pos)
 {
-  flight_assert(e->is_grid);
   flight_assert(e->body != NULL);
   cpBodySetPosition(e->body, (pos));
 }
 
+static const cpShapeFilter BOXES_FILTER = {CP_NO_GROUP, BOXES, CP_ALL_CATEGORIES};
+static const cpShapeFilter NOT_BOXES_FILTER = {CP_NO_GROUP, CP_ALL_CATEGORIES & (~BOXES), CP_ALL_CATEGORIES};
+#define PLAYER_SHAPE_FILTER cpShapeFilterNew(CP_NO_GROUP, PLAYERS, CP_ALL_CATEGORIES)
+
 // size is (1/2 the width, 1/2 the height)
 void create_rectangle_shape(GameState *gs, Entity *e, Entity *parent, cpVect pos, cpVect size, double mass)
 {
+  // @Robust remove this garbage
   if (e->shape != NULL)
   {
     cpSpaceRemoveShape(gs->space, e->shape);
@@ -561,9 +567,18 @@ void create_rectangle_shape(GameState *gs, Entity *e, Entity *parent, cpVect pos
   cpShapeSetUserData(e->shape, (void *)e);
   cpShapeSetMass(e->shape, mass);
   cpSpaceAddShape(gs->space, e->shape);
+  cpShapeSetFilter(e->shape, NOT_BOXES_FILTER);
+}
+void create_circle_shape(GameState *gs, Entity *e, double radius)
+{
+  e->shape = cpCircleShapeNew(e->body, ORB_RADIUS, cpv(0, 0));
+  e->shape_parent_entity = get_id(gs, e);
+  e->shape_radius = radius;
+  cpShapeSetMass(e->shape, ORB_MASS);
+  cpShapeSetUserData(e->shape, (void *)e);
+  cpSpaceAddShape(gs->space, e->shape);
+  cpShapeSetFilter(e->shape, NOT_BOXES_FILTER);
 }
-
-#define PLAYER_SHAPE_FILTER cpShapeFilterNew(CP_NO_GROUP, PLAYERS, CP_ALL_CATEGORIES)
 
 void create_player(Player *player)
 {
@@ -583,6 +598,14 @@ void create_player(Player *player)
 #endif
 }
 
+void create_orb(GameState *gs, Entity *e)
+{
+  create_body(gs, e);
+  create_circle_shape(gs, e, ORB_RADIUS);
+  e->is_circle_shape = true;
+  e->is_orb = true;
+}
+
 void create_missile(GameState *gs, Entity *e)
 {
   create_body(gs, e);
@@ -623,7 +646,7 @@ void box_create(GameState *gs, Entity *new_box, Entity *grid, cpVect pos)
 
   create_rectangle_shape(gs, new_box, grid, pos, (cpVect){halfbox, halfbox}, 1.0);
 
-  cpShapeSetFilter(new_box->shape, cpShapeFilterNew(CP_NO_GROUP, BOXES, CP_ALL_CATEGORIES));
+  cpShapeSetFilter(new_box->shape, BOXES_FILTER);
 
   box_add_to_boxes(gs, grid, new_box);
 }
@@ -970,9 +993,11 @@ Entity *box_grid(Entity *box)
   return (Entity *)cpBodyGetUserData(cpShapeGetBody(box->shape));
 }
 // in local space
-cpVect entity_shape_pos(Entity *box)
+cpVect entity_shape_pos(Entity *e)
 {
-  return (cpShapeGetCenterOfGravity(box->shape));
+  flight_assert(e != NULL);
+  flight_assert(e->shape != NULL);
+  return (cpShapeGetCenterOfGravity(e->shape));
 }
 double entity_shape_mass(Entity *box)
 {
@@ -1316,10 +1341,18 @@ SerMaybeFailure ser_entity(SerState *ser, GameState *gs, Entity *e)
 
   bool has_shape = ser->serializing && e->shape != NULL;
   SER_VAR(&has_shape);
-
   if (has_shape)
   {
-    SER_MAYBE_RETURN(ser_fV2(ser, &e->shape_size));
+    SER_VAR(&e->is_circle_shape);
+    if (e->is_circle_shape)
+    {
+      SER_MAYBE_RETURN(ser_f(ser, &e->shape_radius));
+    }
+    else
+    {
+      SER_MAYBE_RETURN(ser_fV2(ser, &e->shape_size));
+    }
+
     SER_MAYBE_RETURN(ser_entityid(ser, &e->shape_parent_entity));
     Entity *parent = get_entity(gs, e->shape_parent_entity);
     SER_ASSERT(parent != NULL);
@@ -1345,8 +1378,15 @@ SerMaybeFailure ser_entity(SerState *ser, GameState *gs, Entity *e)
     SER_VAR(&filter.mask);
     if (!ser->serializing)
     {
-      create_rectangle_shape(gs, e, parent, shape_pos, e->shape_size, shape_mass);
-      cpShapeSetFilter(e->shape, filter);
+      if (e->is_circle_shape)
+      {
+        create_circle_shape(gs, e, e->shape_radius);
+      }
+      else
+      {
+        create_rectangle_shape(gs, e, parent, shape_pos, e->shape_size, shape_mass);
+        cpShapeSetFilter(e->shape, filter);
+      }
     }
   }
 
@@ -1393,12 +1433,17 @@ SerMaybeFailure ser_entity(SerState *ser, GameState *gs, Entity *e)
     SER_MAYBE_RETURN(ser_entityid(ser, &e->boxes));
   }
 
-  SER_VAR(&e->is_missile)
+  SER_VAR(&e->is_missile);
   if (e->is_missile)
   {
     SER_MAYBE_RETURN(ser_f(ser, &e->time_burned_for));
   }
 
+  SER_VAR(&e->is_orb);
+  if (e->is_orb)
+  {
+  }
+
   SER_VAR(&e->is_box);
   if (e->is_box)
   {
@@ -1920,7 +1965,6 @@ static bool scanner_filter(Entity *e)
 
 static void do_explosion(GameState *gs, Entity *explosion, double dt)
 {
-
   double cur_explosion_damage = dt * EXPLOSION_DAMAGE_PER_SEC;
   cpVect explosion_origin = explosion->explosion_pos;
   double explosion_push_strength = explosion->explosion_push_strength;
@@ -2255,6 +2299,16 @@ void create_initial_world(GameState *gs)
   }
 #ifndef DEBUG_WORLD
   Log("Creating release world\n");
+
+#define ORB_AT(pos)               \
+  {                               \
+    Entity *orb = new_entity(gs); \
+    create_orb(gs, orb);          \
+    entity_set_pos(orb, pos);     \
+  }
+  ORB_AT(cpv(-5.0, 0.0));
+  ORB_AT(cpv(-50.0, 100.0));
+  ORB_AT(cpv(-50.0, -100.0));
   create_bomb_station(gs, (cpVect){800.0, 800.0}, BoxExplosive);
   // create_hard_shell_station(gs, (cpVect){800.0, 400.0}, BoxGyroscope);
   create_bomb_station(gs, (cpVect){800.0, -800.0}, BoxCloaking);
@@ -2464,7 +2518,7 @@ void process(struct GameState *gs, double dt)
           if (seat_maybe_in == NULL) // not in any seat
           {
             cpPointQueryInfo query_info = {0};
-            cpShape *result = cpSpacePointQueryNearest(gs->space, (world_hand_pos), 0.1, cpShapeFilterNew(CP_NO_GROUP, CP_ALL_CATEGORIES, BOXES), &query_info);
+            cpShape *result = cpSpacePointQueryNearest(gs->space, (world_hand_pos), 0.1, BOXES_FILTER, &query_info);
             if (result != NULL)
             {
               Entity *potential_seat = cp_shape_entity(result);
@@ -2594,7 +2648,7 @@ void process(struct GameState *gs, double dt)
           cpVect world_build = world_hand_pos;
 
           Entity *target_grid = grid_to_build_on(gs, world_hand_pos);
-          cpShape *maybe_box_to_destroy = cpSpacePointQueryNearest(gs->space, (world_build), 0.01, cpShapeFilterNew(CP_NO_GROUP, CP_ALL_CATEGORIES, BOXES), &info);
+          cpShape *maybe_box_to_destroy = cpSpacePointQueryNearest(gs->space, (world_build), 0.01, cpShapeFilterNew(CP_NO_GROUP, BOXES, BOXES), &info);
           if (maybe_box_to_destroy != NULL)
           {
             Entity *cur_box = cp_shape_entity(maybe_box_to_destroy);
@@ -2684,6 +2738,7 @@ void process(struct GameState *gs, double dt)
             else
             {
               entity_destroy(gs, e);
+              continue;
             }
             continue;
           }
@@ -2734,7 +2789,34 @@ void process(struct GameState *gs, double dt)
             if (e->explosion_progress >= EXPLOSION_TIME)
             {
               entity_destroy(gs, e);
+              continue;
+            }
+          }
+        }
+
+        if (e->is_orb)
+        {
+          PROFILE_SCOPE("Orb")
+          {
+            circle_query(gs->space, entity_pos(e), ORB_HEAT_MAX_DETECTION_DIST);
+            cpVect final_force = cpv(0, 0);
+            QUEUE_ITER(&query_result, QueryResult, res)
+            {
+              Entity *potential_aggravation = cp_shape_entity(res->shape);
+              if (potential_aggravation->is_box && potential_aggravation->box_type == BoxThruster && fabs(potential_aggravation->thrust) > 0.1)
+              {
+                final_force = cpvadd(final_force, cpvmult(cpvsub(entity_pos(potential_aggravation), entity_pos(e)), ORB_HEAT_FORCE_MULTIPLIER));
+              }
+            }
+            if (cpvlength(final_force) > ORB_MAX_FORCE)
+            {
+              final_force = cpvmult(cpvnormalize(final_force), ORB_MAX_FORCE);
             }
+            // add drag
+            final_force = cpvadd(final_force, cpvmult(entity_vel(gs, e), -1.0 * lerp(ORB_DRAG_CONSTANT, ORB_FROZEN_DRAG_CONSTANT, e->damage)));
+            cpBodyApplyForceAtWorldPoint(e->body, final_force, entity_pos(e));
+            e->damage -= dt * ORB_HEAL_RATE;
+            e->damage = clamp01(e->damage);
           }
         }
 
@@ -2752,10 +2834,11 @@ void process(struct GameState *gs, double dt)
               Entity *explosion = new_entity(gs);
               explosion->is_explosion = true;
               explosion->explosion_pos = entity_pos(e);
-              explosion->explosion_vel = (cpBodyGetVelocity(e->body));
+              explosion->explosion_vel = cpBodyGetVelocity(e->body);
               explosion->explosion_push_strength = MISSILE_EXPLOSION_PUSH;
               explosion->explosion_radius = MISSILE_EXPLOSION_RADIUS;
               entity_destroy(gs, e);
+              continue;
             }
           }
         }

main.c

@@ -43,7 +43,6 @@ static sg_pipeline goodpixel_pipeline;
 
 static struct GameState gs = {0};
 static int my_player_index = -1;
-static bool right_mouse_down = false;
 #define MAX_KEYDOWN SAPP_KEYCODE_MENU
 static bool keydown[MAX_KEYDOWN] = {0};
 static bool piloting_rotation_capable_ship = false;
@@ -126,6 +125,8 @@ static sg_image image_rothelp;
 static sg_image image_zoomeasyhelp;
 static sg_image image_gyrospin;
 static sg_image image_noenergy;
+static sg_image image_orb;
+static sg_image image_orb_frozen;
 
 static enum BoxType toolbar[TOOLBAR_SLOTS] = {
     BoxHullpiece,
@@ -654,6 +655,8 @@ static void init(void)
     image_gyrospin = load_image("loaded/gyroscope_spinner.png");
     image_zoomeasyhelp = load_image("loaded/zoomeasyhelp.png");
     image_noenergy = load_image("loaded/no_energy.png");
+    image_orb = load_image("loaded/orb.png");
+    image_orb_frozen = load_image("loaded/orb_frozen.png");
   }
 
   // socket initialization
@@ -1236,25 +1239,6 @@ static void ui(bool draw, double dt, double width, double height)
   }
 #undef FLAG_ITER
 
-  //  draw spice bar
-  if (draw)
-  {
-    static double damage = 0.5;
-
-    if (myentity() != NULL)
-    {
-      damage = myentity()->damage;
-    }
-
-    set_color_values(0.5, 0.5, 0.5, cur_opacity);
-    double margin = width * 0.2;
-    double bar_width = width - margin * 2.0;
-    double y = height - 150.0;
-    draw_filled_rect(margin, y, bar_width, 30.0);
-    set_color_values(1.0, 1.0, 1.0, cur_opacity);
-    draw_filled_rect(margin, y, bar_width * (1.0 - damage), 30.0);
-  }
-
   // draw muted
   static double toggle_mute_opacity = 0.2;
   const double size = 150.0;
@@ -1289,18 +1273,19 @@ static void ui(bool draw, double dt, double width, double height)
   }
 
   // draw item toolbar
+  double itembar_width = 0.0;
   {
     double itemframe_width =
         (float)sg_query_image_info(image_itemframe).width * 2.0;
     double itemframe_height =
         (float)sg_query_image_info(image_itemframe).height * 2.0;
-    double total_width = itemframe_width * (float)TOOLBAR_SLOTS;
+    itembar_width = itemframe_width * (float)TOOLBAR_SLOTS;
     double item_width = itemframe_width * 0.75;
     double item_height = itemframe_height * 0.75;
     double item_offset_x = (itemframe_width - item_width) / 2.0;
     double item_offset_y = (itemframe_height - item_height) / 2.0;
 
-    double x = width / 2.0 - total_width / 2.0;
+    double x = width / 2.0 - itembar_width / 2.0;
     double y = height - itemframe_height * 1.5;
     for (int i = 0; i < TOOLBAR_SLOTS; i++)
     {
@@ -1394,6 +1379,24 @@ static void ui(bool draw, double dt, double width, double height)
       x += itemframe_width;
     }
   }
+  //  draw spice bar
+  if (draw)
+  {
+    static double damage = 0.5;
+
+    if (myentity() != NULL)
+    {
+      damage = myentity()->damage;
+    }
+
+    set_color_values(0.5, 0.5, 0.5, cur_opacity);
+    double bar_width = itembar_width * 1.1;
+    double margin = (width - bar_width)/2.0;
+    double y = height - 150.0;
+    draw_filled_rect(margin, y, bar_width, 30.0);
+    set_color_values(1.0, 1.0, 1.0, cur_opacity);
+    draw_filled_rect(margin, y, bar_width * (1.0 - damage), 30.0);
+  }
 
   if (draw)
     sgp_pop_transform();
@@ -1671,7 +1674,9 @@ static void frame(void)
     PROFILE_SCOPE("gameplay and prediction")
     {
       // interpolate zoom
-      zoom = lerp(zoom, zoom_target, dt * 12.0);
+      zoom = lerp(zoom, zoom_target, dt * 16.0);
+      // zoom = lerp(log(zoom), log(zoom_target), dt * 20.0);
+      // zoom = exp(zoom);
 
       // calculate build preview stuff
       cpVect local_hand_pos = {0};
@@ -2250,13 +2255,31 @@ static void frame(void)
             }
           }
 
+          // draw orb
+          if (e->is_orb)
+          {
+            set_color(WHITE);
+            double effective_radius = ORB_RADIUS * 2.2;
+            set_color_values(1.0, 1.0, 1.0, 1.0 - e->damage);
+            sgp_set_image(0, image_orb);
+            pipeline_scope(goodpixel_pipeline)
+                draw_texture_centered(entity_pos(e), effective_radius);
+            sgp_reset_image(0);
+
+            set_color_values(1.0, 1.0, 1.0, e->damage);
+            sgp_set_image(0, image_orb_frozen);
+            pipeline_scope(goodpixel_pipeline)
+                draw_texture_centered(entity_pos(e), effective_radius);
+            sgp_reset_image(0);
+          }
+
           // draw missile
           if (e->is_missile)
           {
             transform_scope
             {
               rotate_at(entity_rotation(e), entity_pos(e).x, entity_pos(e).y);
-              set_color_values(1.0, 1.0, 1.0, 1.0);
+              set_color(WHITE);
 
               if (is_burning(e))
               {

types.h

@@ -33,6 +33,16 @@
 #define PLAYER_JETPACK_ROTATION_ENERGY_PER_SECOND 0.2f
 #define PLAYER_JETPACK_SPICE_PER_SECOND 0.08f
 #define PLAYER_BIG_SCALING 300.0
+
+#define ORB_MASS 4.0
+#define ORB_RADIUS 1.0
+#define ORB_HEAT_FORCE_MULTIPLIER 5.0
+#define ORB_DRAG_CONSTANT 1.0
+#define ORB_FROZEN_DRAG_CONSTANT 10.0
+#define ORB_HEAT_MAX_DETECTION_DIST 80.0
+#define ORB_HEAL_RATE 0.2
+#define ORB_MAX_FORCE 160.0
+
 #define SCANNER_ENERGY_USE 0.05f
 #define MAX_HAND_REACH 1.0f
 #define SCANNER_SCAN_RATE 0.5f
@@ -62,6 +72,7 @@
 #define EXPLOSION_DAMAGE_PER_SEC 10.0f
 #define EXPLOSION_DAMAGE_THRESHOLD 0.2f // how much damage until it explodes
 #define GOLD_UNLOCK_RADIUS 1.0f
+
 #ifndef TIME_BETWEEN_WORLD_SAVE
 #define TIME_BETWEEN_WORLD_SAVE 30.0f
 #endif
@@ -115,12 +126,7 @@
 #define flight_assert(condition) __flight_assert(condition, __FILE__, __LINE__, #condition)
 
 // including headers from headers bad
-
-#ifndef CHIPMUNK_H
-typedef void cpSpace;
-typedef void cpBody;
-typedef void cpShape;
-#endif
+#include <chipmunk.h> // unfortunate but needs cpSpace, cpBody, cpShape etc
 
 #include "queue.h"
 #include <stdbool.h>
@@ -247,7 +253,7 @@ typedef struct Entity
 
   bool no_save_to_disk; // stuff generated later on, like player's bodies or space stations that respawn.
 
-  double damage;  // used by box and player
+  double damage;  // used by box, player, and orb
   cpBody *body;   // used by grid, player, and box
   cpShape *shape; // must be a box so shape_size can be set appropriately, and serialized
 
@@ -259,8 +265,10 @@ typedef struct Entity
   // for serializing the shape
   // @Robust remove shape_parent_entity from this struct, use the shape's body to figure out
   // what the shape's parent entity is
+  bool is_circle_shape;
   EntityID shape_parent_entity; // can't be zero if shape is nonzero
-  cpVect shape_size;
+  double shape_radius; // only when circle shape
+  cpVect shape_size; // only when rect shape
 
   // player
   bool is_player;
@@ -288,6 +296,9 @@ typedef struct Entity
   bool is_missile;
   double time_burned_for; // until MISSILE_BURN_TIME. Before MISSILE_ARM_TIME cannot explode
 
+  // orb
+  bool is_orb;
+
   // grids
   bool is_grid;
   double total_energy_capacity;