added health sprite to the game

Makefile

@@ -3,6 +3,12 @@ REL_FOLDER=release_x64_win
 DEB_FOLDER=debug_x64_win
 BIN_FOLDER=./bin
 
+run: build
+	${BIN_FOLDER}/${EXE}.exe
+
+run_rel: build_release
+	${BIN_FOLDER}/${EXE}_rel.exe
+
 build: clean
 	odin build . -out:${BIN_FOLDER}/${EXE}.exe -debug
 
@@ -19,10 +25,3 @@ package: build_release
 	cp -r ./assets/ ${BIN_FOLDER}/${REL_FOLDER}/
 	cp ${BIN_FOLDER}/${EXE}_rel.exe ${BIN_FOLDER}/${REL_FOLDER}/${EXE}.exe
 	tar.exe -a -c -f ${BIN_FOLDER}/release_x64_win.zip ${BIN_FOLDER}/release_x64_win
-
-run: build
-	${BIN_FOLDER}/${EXE}.exe
-
-run_rel: build_release
-	${BIN_FOLDER}/${EXE}_rel.exe
-

game.odin

@@ -155,10 +155,10 @@ update_game :: proc(state: ^GameState) {
 	// to shoot a bullet towards the player
 	for alien_idx in 0 ..< ALIENS_PER_ROW {
 		result := rand.uint32(&rng)
-		for row := ALIEN_ROWS-1; row >= 0; row -= 1 {
+		for row := ALIEN_ROWS - 1; row >= 0; row -= 1 {
 			alien := aliens[(row * ALIENS_PER_ROW) + alien_idx]
 			if alien.alive {
-				if result % 3 == 0 {
+				if result % 6 == 0 && frame_counter % int(target_fps * 1) == 0 {
 					fire_bullet(&bullets, &bullet_index, false, &alien)
 				}
 				break
@@ -171,7 +171,7 @@ update_game :: proc(state: ^GameState) {
 		for &bullet, bi in bullets {
 			if !bullet.alive {continue}
 			// Update bullet pos first
-			bullet_dir : f32 = bullet.player_bullet ? -1 : 1
+			bullet_dir: f32 = bullet.player_bullet ? -1 : 1
 			bullet.position.y += f32(BULLET_SPEED * delta_time) * bullet_dir
 		}
 		corner_alien_pos :=
@@ -213,8 +213,14 @@ update_game :: proc(state: ^GameState) {
 			for &bullet, bi in bullets {
 				if !bullet.alive {continue}
 				// Collision check bullet
-				if collideAABB(ALIEN_RECT, alien.position, BULLET_RECT, bullet.position) {
+				if bullet.player_bullet {
-					bullet, alien = damage_alien(state, bullets[bi], aliens[ai])
+					if collideAABB(ALIEN_RECT, alien.position, BULLET_RECT, bullet.position) {
+						bullet, alien = damage_alien(state, bullets[bi], aliens[ai])
+					}
+				} else {
+					if collideAABB(PLAYER_RECT, player_pos, BULLET_RECT, bullet.position) {
+						bullet = damage_player(state, bullets[bi])
+					}
 				}
 			}
 		}
@@ -361,6 +367,22 @@ draw_game :: proc(state: ^GameState) {
 		)
 	}
 
-	rl.DrawText(rl.TextFormat("Score: %d", player_score), 20, 0, 20, rl.WHITE)
+	rl.DrawText(rl.TextFormat("SCORE: %d", player_score), 20, 0, 20, rl.WHITE)
+	for heart, hi in 0..= player_health {
+		rl.DrawTexturePro(
+			texture_atlas,
+			{HEART_TO.x, HEART_TO.y, SPRITE_CELL, SPRITE_CELL},
+			 {
+				f32(screen_width / GLOBAL_SPRITE_SCALE) - f32(hi * SPRITE_CELL * GLOBAL_SPRITE_SCALE),
+				0,
+				f32(PLAYER_RECT.x),
+				f32(PLAYER_RECT.y),
+			},
+			{0,0},
+			0,
+			rl.WHITE,
+		)
+	}
+
 	// rl.DrawText("GAMEPLAY SCREEN", 20, 20, 40, rl.MAROON)
 }

main.odin

@@ -103,6 +103,8 @@ main :: proc() {
 
 	if !ODIN_DEBUG {
 		rl.SetExitKey(nil)	
+	} else {
+		log.info("Built with Odin compiler version: ", ODIN_VERSION)
 	}
 
 	texture_atlas_image = rl.LoadImage(TEXTURE_ATLAS_PATH)

sprites.odin

@@ -28,6 +28,7 @@ PLAYER_RECT :: glm.vec2{SPRITE_CELL * GLOBAL_SPRITE_SCALE, SPRITE_CELL * GLOBAL_
 
 // texture offset for ship
 SHIP_TO :: glm.vec2{0, 112}
+HEART_TO :: glm.vec2{16, 112}
 BULLET_TO := [2]glm.vec2{{0, 80}, {16, 80}}
 BULLET_FRAME_ANIM := 0