diff options
| -rw-r--r-- | stockton-render/src/draw/camera.rs | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/stockton-render/src/draw/camera.rs b/stockton-render/src/draw/camera.rs index 0e9011a..5737928 100644 --- a/stockton-render/src/draw/camera.rs +++ b/stockton-render/src/draw/camera.rs @@ -184,10 +184,47 @@ impl WorkingCamera { self.settings.position.x += new.x; self.settings.position.y += new.y; self.settings.position.z += new.z; + self.is_dirty = true; } pub fn camera_pos(&self) -> Vector3 { self.settings.position } -}
\ No newline at end of file +} + +#[cfg(test)] +mod tests { + use stockton_types::Matrix4; +use stockton_types::Vector3; + use draw::camera::WorkingCamera; + + fn contains_nan(mat: &Matrix4) -> bool{ + for x in mat.iter() { + if *x == std::f32::NAN { + return true; + } + } + return false; + } + + #[test] + fn camera_vp() { + let mut camera = WorkingCamera::defaults(16.0 / 9.0); + + let old = camera.calc_vp_matrix(); + println!("initial vp matrix: {:?}", old); + + assert!(!contains_nan(&old), "No NaNs for initial matrix"); + + // Do a 180 + camera.rotate(Vector3::new(0.0, 180.0, 0.0)); + + let new = camera.calc_vp_matrix(); + assert!(!contains_nan(&new), "No NaNs after rotating"); + + println!("new vp matrix: {:?}", new); + + assert!(old != new, "VP Matrix changes when camera rotates"); + } +} |