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-rw-r--r--libdimension/dimension/camera.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/libdimension/dimension/camera.h b/libdimension/dimension/camera.h
index 4ea1cbe..95b36fa 100644
--- a/libdimension/dimension/camera.h
+++ b/libdimension/dimension/camera.h
@@ -44,7 +44,8 @@ struct dmnsn_camera {
dmnsn_camera *dmnsn_new_camera();
void dmnsn_delete_camera(dmnsn_camera *camera);
-/* A perspective camera, at the origin, looking at (0, 0, 1). Rays are
+/* A perspective camera, at the origin, looking at (0, 0, 1). The feild of view
+ is the section of the plane z = 1 from (-0.5, -0.5) to (0.5, 0.5). Rays are
transformed by the transformation matrix `trans'. */
dmnsn_camera *dmnsn_new_perspective_camera(dmnsn_matrix trans);