feat(engine): add scissor testing to renderer draw propsHEADmaster

1 files changed, 27 insertions, 0 deletions

diff --git a/opengl-bindings/src/misc.rs b/opengl-bindings/src/misc.rs
index 6206b79..3a3335d 100644
--- a/opengl-bindings/src/misc.rs
+++ b/opengl-bindings/src/misc.rs
@@ -54,6 +54,33 @@ pub fn set_viewport(
     Ok(())
 }
 
+pub fn get_viewport(
+    current_context: &CurrentContextWithFns<'_>,
+) -> (Vec2<u32>, Dimens<u32>)
+{
+    let mut values = [0i32; 4];
+
+    unsafe {
+        current_context
+            .fns()
+            .GetIntegerv(crate::sys::VIEWPORT, values.as_mut_ptr());
+    }
+
+    let [x, y, width, height] = values;
+
+    let pos = Vec2::<u32> {
+        x: x.try_into().expect("Negative viewport x coordinate"),
+        y: y.try_into().expect("Negative viewport y coordinate"),
+    };
+
+    let size = Dimens::<u32> {
+        width: width.try_into().expect("Negative viewport width"),
+        height: height.try_into().expect("Negative viewport height"),
+    };
+
+    (pos, size)
+}
+
 pub fn clear_buffers(current_context: &CurrentContextWithFns<'_>, mask: BufferClearMask)
 {
     unsafe {