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-rw-r--r--pkg/pointer/pointer.go21
1 files changed, 21 insertions, 0 deletions
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)
+}