From 162ab6e923cf0c065449cfc248102b5b92fac8a7 Mon Sep 17 00:00:00 2001
From: Aki <please@ignore.pl>
Date: Sun, 17 Apr 2022 15:04:55 +0200
Subject: Separated bullet generator into class and created system for bullets

---
 ExampleGenerator.cpp | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 ExampleGenerator.cpp

(limited to 'ExampleGenerator.cpp')

diff --git a/ExampleGenerator.cpp b/ExampleGenerator.cpp
new file mode 100644
index 0000000..7f4d41b
--- /dev/null
+++ b/ExampleGenerator.cpp
@@ -0,0 +1,47 @@
+#include "ExampleGenerator.h"
+
+#include <cmath>
+#include <vector>
+#include <utility>
+
+#include <raylib.h>
+
+#include "Bullets.h"
+
+
+ExampleGenerator::ExampleGenerator() :
+    m_delay {0},
+    m_interval {0.2f},
+    m_cone {0.3f},
+    m_speed {120},
+    m_shift {10},
+    m_segments {3},
+    m_origin {400, 20}
+{
+}
+
+
+void
+ExampleGenerator::update(const float dt, std::vector<ConstantVelocityBullet>& bullets)
+{
+    m_delay += dt;
+    if (m_delay > m_interval) {
+        m_delay -= m_interval;
+        for (float i = 0; i <= m_segments; ++i) {
+            const float angle = ((1 - m_cone) / 2 + m_cone * i / m_segments) * M_PI;
+            const float cos = std::cos(angle);
+            const float sin = std::sin(angle);
+            ConstantVelocityBullet bullet;
+            bullet.color = RED;
+            bullet.radius = 4;
+            bullet.velocity.x = cos * m_speed;
+            bullet.velocity.y = sin * m_speed;
+            bullet.position.x = m_origin.x + cos * m_shift;
+            bullet.position.y = m_origin.y + sin * m_shift;
+            bullets.push_back(std::move(bullet));
+        }
+        m_segments += 3;
+        if (m_segments > 20)
+            m_segments = 3;
+    }
+}
-- 
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