postponing implementing CompoundShapes

src/CompoundShape.cpp

@@ -1,3 +1,6 @@
+#include <glm/glm.hpp>
+#include <glm/gtc/matrix_transform.hpp>
+
 #include "CompoundShape.hpp"
 
 // constructors
@@ -16,9 +19,12 @@ CompoundShape::CompoundShape(const std::vector<Shape> shapes)
 void CompoundShape::draw() {
     for (auto& shape : this->shapes) {
         glm::mat4 orig_transform { shape.transform };
-        shape.transform *= shape.transform;
+        shape.transform = glm::rotate(shape.transform, glm::radians(90.0f), glm::vec3 { 0.0f, 0.0f, 1.0f });
         shape.draw();
         shape.transform = orig_transform;
     }
 }
 
+void CompoundShape::rotate(const float rotation_rad, const glm::vec3& axis) {
+    this->transform = glm::rotate(this->transform, rotation_rad, axis);
+}