a-game

commit d4033ecc533158cd9f28f4af001a7af895231746
parent deceac00372689771af2b07d8aa747c646181df0
Author: Amin Mesbah <dev@aminmesbah.com>
Date:   Sun, 30 Jun 2019 18:06:38 -0700

Add floating movement mode for debug purposes

Diffstat:
M
src/game.c
 | 
34
+++++++++++++++++++++++++++++++++-
M
src/game.h
 | 
1
+
M
src/platform.h
 | 
1
+
M
src/platform_linux.c
 | 
1
+

4 files changed, 36 insertions(+), 1 deletion(-)
diff --git a/src/game.c b/src/game.c
@@ -29,6 +29,9 @@ internal void move_mode_print(enum MoveMode s)
         case MOVE_MODE_CLIMBING:
             printf("CLIMBING\n");
             break;
+        case MOVE_MODE_FLOATING:
+            printf("FLOATING\n");
+            break;
         default:
             printf("INVALID\n");
             break;
@@ -279,6 +282,18 @@ void game_update_and_render(struct GameMemory *game_memory, struct GameInput *ga
             player->velocity.x = player->velocity.x * friction;
         }
 
+        if (btn_is_down(button_states, BTN_DEBUG_FLOAT))
+        {
+            if (player->move_mode == MOVE_MODE_FLOATING)
+            {
+                player->move_mode = MOVE_MODE_FALLING;
+            }
+            else
+            {
+                player->move_mode = MOVE_MODE_FLOATING;
+            }
+        }
+
         rect player_rect = math_rect_from_center_dim(player->pos.local, player->dimensions);
 
         // TODO: tune these acceleration rates
@@ -340,6 +355,23 @@ void game_update_and_render(struct GameMemory *game_memory, struct GameInput *ga
                 }
                 break;
             }
+            case MOVE_MODE_FLOATING:
+            {
+                if (btn_is_down(button_states, BTN_UP))
+                {
+                    player->acceleration.y = acceleration_rate;
+                }
+                else if (btn_is_down(button_states, BTN_DOWN))
+                {
+                    player->acceleration.y = -acceleration_rate;
+                }
+                else
+                {
+                    player->acceleration.y = 0.0f;
+                    player->velocity.y = player->velocity.y * friction;
+                }
+                break;
+            }
             default:
                 assert(false);
                 break;
@@ -439,7 +471,7 @@ void game_update_and_render(struct GameMemory *game_memory, struct GameInput *ga
                     }
                 }
 
-                if (collision_occurred)
+                if (collision_occurred && player->move_mode != MOVE_MODE_FLOATING)
                 {
                     if (edges_collided[RECT_EDGE_TOP] && player->move_mode == MOVE_MODE_FALLING)
                     {
diff --git a/src/game.h b/src/game.h
@@ -43,6 +43,7 @@ enum MoveMode
     MOVE_MODE_GROUNDED,
     MOVE_MODE_CLIMBING,
     MOVE_MODE_JUMPING,
+    MOVE_MODE_FLOATING,
 };
 
 enum Direction
diff --git a/src/platform.h b/src/platform.h
@@ -14,6 +14,7 @@ enum GameButton
     BTN_UP,
     BTN_DOWN,
     BTN_JUMP,
+    BTN_DEBUG_FLOAT,
 
     NUM_GAME_BUTTONS,
     NULL_GAME_BUTTON,
diff --git a/src/platform_linux.c b/src/platform_linux.c
@@ -17,6 +17,7 @@ global_variable int platform_input_map[NUM_GAME_BUTTONS] = {
     [BTN_UP] = GLFW_KEY_UP,
     [BTN_DOWN] = GLFW_KEY_DOWN,
     [BTN_JUMP] = GLFW_KEY_S,
+    [BTN_DEBUG_FLOAT] = GLFW_KEY_F11,
 };
 
 int main(void)