pch migration to modules [wip]

rendering/lightarray.cppm

@@ -0,0 +1,53 @@
+module;
+#include <vector>
+
+export module eu07.rendering.lightarray;
+import eu07.simcore;
+import eu07.glm;
+import eu07.utilities.classes;
+
+export {
+#pragma once
+
+
+// collection of virtual light sources present in the scene
+// used by the renderer to determine most suitable placement for actual light sources during render
+struct light_array {
+
+public:
+// types
+    struct light_record {
+
+        light_record( TDynamicObject const *Owner, int const Lightindex) :
+                                      owner(Owner),    index(Lightindex)
+        {};
+
+        TDynamicObject const *owner; // the object in world which 'carries' the light
+        int index{ -1 }; // 0: front lights, 1: rear lights
+        glm::dvec3 position; // position of the light in 3d scene
+        glm::vec3 direction; // direction of the light in 3d scene
+        glm::vec3 color{ 255.0f / 255.0f, 241.0f / 255.0f, 224.0f / 255.0f }; // color of the light, default is halogen light
+        float intensity{ 0.0f }; // (combined) intensity of the light(s)
+        int count{ 0 }; // number (or pattern) of active light(s)
+        glm::vec3 state{ 0.f }; // state of individual lights
+    };
+
+// methods
+    // adds records for lights of specified owner to the collection
+    void
+        insert( TDynamicObject const *Owner );
+    // removes records for lights of specified owner from the collection
+    void
+        remove( TDynamicObject const *Owner );
+    // updates records in the collection
+    void
+        update();
+
+// types
+    typedef std::vector<light_record> lightrecord_array;
+
+// members
+    lightrecord_array data;
+};
+
+}  // export