cursor: move to a hyprland impl

This moves wlr_cursor to a completely new impl mostly under
CPointerManager

Also adds beginSimple to OpenGL for simple render passes (e.g. cursor)

1 files changed, 5 insertions, 3 deletions

diff --git a/src/helpers/Vector2D.cpp b/src/helpers/Vector2D.cpp
index c74da0b1..6f96d686 100644
--- a/src/helpers/Vector2D.cpp
+++ b/src/helpers/Vector2D.cpp
@@ -42,9 +42,11 @@ Vector2D Vector2D::clamp(const Vector2D& min, const Vector2D& max) const {
 }
 
 double Vector2D::distance(const Vector2D& other) const {
-    double dx = x - other.x;
-    double dy = y - other.y;
-    return std::sqrt(dx * dx + dy * dy);
+    return std::sqrt(distanceSq(other));
+}
+
+double Vector2D::distanceSq(const Vector2D& other) const {
+    return (x - other.x) * (x - other.x) + (y - other.y) * (y - other.y);
 }
 
 double Vector2D::size() const {