From 46170dd5b70588c9b1c6f4aa5aaea2649d8c74f0 Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Mon, 20 Sep 2021 01:23:39 +0200
Subject: Began implementing the Instruction Pointer

---
 pkg/pointer/pointer.go | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 pkg/pointer/pointer.go

(limited to 'pkg/pointer/pointer.go')

diff --git a/pkg/pointer/pointer.go b/pkg/pointer/pointer.go
new file mode 100644
index 0000000..5b4b860
--- /dev/null
+++ b/pkg/pointer/pointer.go
@@ -0,0 +1,21 @@
+package pointer
+
+import "git.adyxax.org/adyxax/gofunge/pkg/field"
+
+type Pointer struct {
+	x     int
+	y     int
+	delta *Delta
+}
+
+func NewPointer() *Pointer {
+	return &Pointer{delta: NewDelta(1, 0)}
+}
+
+func (p Pointer) ForkPointer() *Pointer {
+	return &p // p is already a copy
+}
+
+func (p *Pointer) Step(f field.Field) {
+	p.x, p.y = f.Step(p.x, p.y, p.delta.x, p.delta.y)
+}
-- 
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