Adding support for pattern.

Still a bit more work to be done there.

source/include/testpattern.h

@@ -0,0 +1,27 @@
+/*
+ *  DoRayMe - a quick and dirty Raytracer
+ *  Strip Pattern header
+ *
+ *  Created by Manoël Trapier
+ *  Copyright (c) 2020 986-Studio.
+ *
+ */
+#ifndef DORAYME_TESTPATTERN_H
+#define DORAYME_TESTPATTERN_H
+
+#include <pattern.h>
+
+#include <stdio.h>
+
+class TestPattern : public Pattern
+{
+public:
+    TestPattern() : Pattern(Colour(0, 0, 0), Colour(1, 1, 1)) { };
+
+    Colour patternAt(Tuple point)
+    {
+        return Colour(point.x, point.y, point.z);
+    }
+};
+
+#endif //DORAYME_TESTPATTERN_H