start turret

2025-06-10 16:29:17 +02:00
parent 79c8b747cd
commit a17e3abbff
17 changed files with 213 additions and 68 deletions
--- a/tiles/turret.c
+++ b/tiles/turret.c
@@ -0,0 +1,61 @@
+//
+// Created by bruno on 6.9.2025.
+//
+
+#include "turret.h"
+#include "tile.h"
+#include "../util/audio.h"
+#include "../entity/entity.h"
+
+const uint16_t AmmoDamages[ITEMREGISTRY_SIZE] = {
+        [IRON_INGOT] = 1
+};
+
+void updateTurret(Tile *tile) {
+    ItemOnBelt *inItem = &tile->items[TURRET_AMMO_INPUT_SLOT];
+    Item inItemType = ItemRegistry[inItem->type];
+
+    uint16_t damage = AmmoDamages[inItem->type];
+
+    if (damage > 0) {
+        bool foundEnt = false;
+
+        for (int i = 0; i < entities.activeCount; i++) {
+            Entity *ent = &entities.entities[i];
+            int dx = abs(ent->renderRect.x - (tile->rect.x * TILE_SIZE));
+            int dy = abs(ent->renderRect.y - (tile->rect.y * TILE_SIZE));
+            int d = sqrt(pow(dx, 2) + pow(dy, 2));
+            if (d <= (TILE_SIZE * 8)) {
+                ent->health -= damage;
+                inItem->type = 0;
+                tile->audioCh = getAvailableChannel();
+                if (tile->audioCh < NUM_SYNTH_VOICES) {
+                    audioData.synthVoices[tile->audioCh].volume = 255;
+                    audioData.synthVoices[tile->audioCh].phase = 0;
+                    audioData.synthVoices[tile->audioCh].sourceRect.x = TILE_SIZE * tile->rect.x;
+                    audioData.synthVoices[tile->audioCh].sourceRect.y = TILE_SIZE * tile->rect.y;
+                    audioData.synthVoices[tile->audioCh].waveform = WAVE_TRIANGLE;
+                    audioData.synthVoices[tile->audioCh].frequency = 400;
+                }
+                tile->fixedFrame = 0;
+                foundEnt = true;
+                break;
+            }
+        }
+        if (!foundEnt) {
+            audioData.synthVoices[tile->audioCh].volume = 0;
+            tile->fixedFrame = 1;
+        }
+
+
+    } else {
+        if (tile->audioCh < NUM_SYNTH_VOICES) {
+            audioData.synthVoices[tile->audioCh].volume = 0;
+        }
+        tile->fixedFrame = 1;
+        return;
+    }
+    if (audioData.synthVoices[tile->audioCh].frequency > 80) {
+        audioData.synthVoices[tile->audioCh].frequency--;
+    }
+}