Allow boulder to gridmove after a gridmove

scenes/constants.h

@@ -17,8 +17,7 @@
 
 #define GRAV_ACCEL 1500
 #define JUMP_SPEED 70
-#define MOVE_ACCEL 1000
-#define FRICTION 0.98
+#define MOVE_ACCEL 1300
 
 #ifndef TILE16_SIZE
 #define PLAYER_WIDTH 30
@@ -35,8 +34,9 @@
 #define PLAYER_C_XOFFSET (PLAYER_WIDTH - PLAYER_C_WIDTH)
 
 #define PLAYER_MAX_SPEED 800
-#define Y_FRICTION 0.98
-#define X_FRICTION 0.85
+#define WATER_FRICTION 7.5
+#define GROUND_X_FRICTION 5.8
+#define GROUND_Y_FRICTION 1.0
 
 #define MAX_WATER_LEVEL 4
 #endif // __CONSTANTS_H

scenes/game_systems.c

@@ -802,7 +802,7 @@ void friction_coefficient_update_system(Scene_t* scene)
         {
             // Apply water friction
             // Consistent in all direction
-            p_ct->fric_coeff = (Vector2){-5.5, -5.5};
+            p_ct->fric_coeff = (Vector2){-WATER_FRICTION, -WATER_FRICTION};
         }
         else
         {
@@ -810,7 +810,7 @@ void friction_coefficient_update_system(Scene_t* scene)
             // x is set to ground resistance (even in air)
             // If not, then player is can go faster by bunny hopping
             // which is fun but not quite beneficial here
-            p_ct->fric_coeff = (Vector2){-3.3, -1};
+            p_ct->fric_coeff = (Vector2){-GROUND_X_FRICTION, -GROUND_Y_FRICTION};
         }
 
         CPlayerState_t* p_pstate = get_component(p_ent, CPLAYERSTATE_T);
@@ -917,6 +917,7 @@ void moveable_update_system(Scene_t* scene)
             float remaining_distance = p_moveable->target_pos.x - p_ctransform->position.x;
             if (fabs(remaining_distance) < 0.1)
             {
+                p_ctransform->prev_position = p_moveable->prev_pos;
                 p_ctransform->position = p_moveable->target_pos;
                 p_moveable->gridmove = false;
                 p_bbox->solid = true;
@@ -930,13 +931,19 @@ void moveable_update_system(Scene_t* scene)
                 p_ctransform->position.x +=  (remaining_distance < -p_moveable->move_speed) ? -p_moveable->move_speed : remaining_distance;
             }
         }
-        else
+
+        // Intentional. Want this check even after a gridmove to allow gridmove after that
+        if (!p_moveable->gridmove)
         {
-            if (p_ctransform->prev_velocity.y <= 0) continue;
+            if (p_ctransform->prev_velocity.y <= 0 && p_ctransform->prev_position.x == p_ctransform->position.x) continue;
 
             TileGrid_t tilemap = (CONTAINER_OF(scene, LevelScene_t, scene)->data).tilemap;
-            int tile_x = (p_ctransform->position.x + p_bbox->half_size.x) / TILE_SIZE;
-            int tile_y = (p_ctransform->position.y + p_bbox->size.y) / TILE_SIZE;
+            Vector2 point_to_check = {
+                .x = p_ctransform->position.x + p_bbox->half_size.x,
+                .y = p_ctransform->position.y + p_bbox->size.y + 5 // 5 is arbitrary, just to make sure there's a little gap
+            };
+            int tile_x = point_to_check.x / TILE_SIZE;
+            int tile_y = point_to_check.y / TILE_SIZE;
             if (tile_y >= tilemap.height) continue;
 
             int tile_idx = tile_y * tilemap.width + tile_x;
@@ -949,6 +956,14 @@ void moveable_update_system(Scene_t* scene)
                 sc_map_get_64v(&scene->ent_manager.component_map[CMOVEABLE_T], other_ent_idx);
                 if (!sc_map_found(&scene->ent_manager.component_map[CMOVEABLE_T])) continue;
 
+                {
+                    Entity_t* other_ent = get_entity(&scene->ent_manager, other_ent_idx);
+                    CBBox_t* p_other_bbox = get_component(other_ent, CBBOX_COMP_T);
+                    CTransform_t* p_other_ct = get_component(other_ent, CTRANSFORM_COMP_T);
+                    Rectangle box = {p_other_ct->position.x, p_other_ct->position.y, p_other_bbox->size.x, p_other_bbox->size.y};
+                    if (!point_in_AABB(point_to_check, box)) continue;
+                }
+
                 tile_x = (p_ctransform->position.x) / TILE_SIZE - 1;
 
                 if (tile_x >= 0 && tile_x < tilemap.width)