diff options
Diffstat (limited to 'core/math/transform_2d.h')
| -rw-r--r-- | core/math/transform_2d.h | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/core/math/transform_2d.h b/core/math/transform_2d.h index 476577508f..1ee7d3d84f 100644 --- a/core/math/transform_2d.h +++ b/core/math/transform_2d.h @@ -39,16 +39,19 @@ class String; struct [[nodiscard]] Transform2D { - // Warning #1: basis of Transform2D is stored differently from Basis. In terms of columns array, the basis matrix looks like "on paper": + // WARNING: The basis of Transform2D is stored differently from Basis. + // In terms of columns array, the basis matrix looks like "on paper": // M = (columns[0][0] columns[1][0]) // (columns[0][1] columns[1][1]) - // This is such that the columns, which can be interpreted as basis vectors of the coordinate system "painted" on the object, can be accessed as columns[i]. - // Note that this is the opposite of the indices in mathematical texts, meaning: $M_{12}$ in a math book corresponds to columns[1][0] here. + // This is such that the columns, which can be interpreted as basis vectors + // of the coordinate system "painted" on the object, can be accessed as columns[i]. + // NOTE: This is the opposite of the indices in mathematical texts, + // meaning: $M_{12}$ in a math book corresponds to columns[1][0] here. // This requires additional care when working with explicit indices. // See https://en.wikipedia.org/wiki/Row-_and_column-major_order for further reading. - // Warning #2: 2D be aware that unlike 3D code, 2D code uses a left-handed coordinate system: Y-axis points down, - // and angle is measure from +X to +Y in a clockwise-fashion. + // WARNING: Be aware that unlike 3D code, 2D code uses a left-handed coordinate system: + // Y-axis points down, and angle is measure from +X to +Y in a clockwise-fashion. Vector2 columns[3]; |