Moved Stars45 to StarsEx

1 files changed, 70 insertions, 0 deletions

diff --git a/StarsEx/Light.cpp b/StarsEx/Light.cpp
new file mode 100644
index 0000000..c0c3a26
--- /dev/null
+++ b/StarsEx/Light.cpp
@@ -0,0 +1,70 @@
+/*  Starshatter: The Open Source Project
+    Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors
+    Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
+    Copyright (c) 1997-2006, Destroyer Studios LLC.
+
+    AUTHOR:       John DiCamillo
+
+
+    OVERVIEW
+    ========
+    Dynamic Light Source
+*/
+
+#include "Light.h"
+#include "Scene.h"
+
+// +--------------------------------------------------------------------+
+
+int Light::id_key = 1;
+
+// +--------------------------------------------------------------------+
+
+Light::Light(float l, float dl, int time)
+: id(id_key++), type(LIGHT_POINT), life(time),
+light(l), dldt(dl), color(255,255,255),
+active(true), shadow(false), scene(0)
+{ }
+
+// +--------------------------------------------------------------------+
+
+Light::~Light()
+{ }
+
+// +--------------------------------------------------------------------+
+
+void
+Light::Update()
+{
+    if (dldt < 1.0f)
+    light *= dldt;
+
+    if (life > 0) life--;
+}
+
+// +--------------------------------------------------------------------+
+
+void
+Light::Destroy()
+{
+    if (scene)
+    scene->DelLight(this);
+
+    delete this;
+}
+
+// +--------------------------------------------------------------------+
+
+void
+Light::MoveTo(const Point& dst)
+{
+    //if (type != LIGHT_DIRECTIONAL)
+    loc = dst;
+}
+
+void
+Light::TranslateBy(const Point& ref)
+{
+    if (type != LIGHT_DIRECTIONAL)
+    loc = loc - ref;
+}