From 72295b9df9c0de9e585cce3f41437965eb0390cb Mon Sep 17 00:00:00 2001 From: heavydemon21 Date: Mon, 20 Mar 2023 19:11:41 +0100 Subject: demo version --- src/engine/bullet.c | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 src/engine/bullet.c (limited to 'src/engine/bullet.c') diff --git a/src/engine/bullet.c b/src/engine/bullet.c new file mode 100644 index 0000000..5aa9e51 --- /dev/null +++ b/src/engine/bullet.c @@ -0,0 +1,44 @@ +#include "bullet.h" +#include "engine/sprite_controller.h" + + +void shootBullet(vec2 playerPos, Bullet* bullet){ + // Set bullet's x and y coordinates to player's coordinates + bullet->x = playerPos.x; + bullet->y = playerPos.y; + // Set bullet's velocity to a fixed value + bullet->velocity = 1; + // Set bullet's status to active + bullet->isActive = true; +} +void updateBullet(Bullet* bullet, int deltaTime){ + // Only update bullet if it is active + static int latestLocationBullet = 0; + if (bullet->isActive) { + // Move bullet based on velocity and deltaTime + bullet->x += bullet->velocity * deltaTime; + drawBullet(bullet); + // Check if bullet has moved 16 pixels + if (bullet->x - latestLocationBullet > 32) { + // Set bullet's status to inactive + bullet->isActive = false; + drawBullet(&(Bullet){.x = -16,.y = -16. }); + } + } + else{ + latestLocationBullet = bullet->x; + } +} +void drawBullet(Bullet* bullet){ + + + hh_ppu_update_foreground(10, (hh_s_ppu_loc_fam_entry) + { + .position_x = bullet->x, + .position_y = bullet->y, + .horizontal_flip = false, + .vertical_flip = false, + .palette_index = 7, + .tilemap_index = 84, // change tilemap to the correct foreground index; + }); +} -- cgit v1.2.3