diff options
author | Colin Okay <colin@cicadas.surf> | 2022-06-30 07:57:54 -0500 |
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committer | Colin Okay <colin@cicadas.surf> | 2022-06-30 07:57:54 -0500 |
commit | 642c0c594a8abe05be1cb887110ed3e602cd0e48 (patch) | |
tree | 2f4aced5b03abb0b8e4532f2676a18f8387895f7 /src/core-units/affine.lisp | |
parent | 099c3f927c11fe7ae4d12933d6f72abc0b53e973 (diff) |
[structure] renamed some asd modules
Diffstat (limited to 'src/core-units/affine.lisp')
-rw-r--r-- | src/core-units/affine.lisp | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/src/core-units/affine.lisp b/src/core-units/affine.lisp deleted file mode 100644 index cabe17c..0000000 --- a/src/core-units/affine.lisp +++ /dev/null @@ -1,69 +0,0 @@ -;;;; affine.lisp - -(in-package #:wheelwork) - -(defclass/std affine (unit) - ((cached-model cached-projected-matrix cached-application :a) - (base-width base-height :r :std 1.0 :doc "Determined by content.") - (scale-x scale-y :std 1.0) - (rotation x y :std 0.0))) - -(defmethod (setf closer-mop:slot-value-using-class) :after - (newval class (affine affine) slot) - (case (closer-mop:slot-definition-name slot) - ((x y scale-x scale-y rotation) - (setf (cached-model affine) nil - (cached-projected-matrix affine) nil)))) - -(defun scale-by (affine amount) - (with-slots (scale-x scale-y) affine - (setf scale-x (* amount scale-x) - scale-y (* amount scale-y)))) - -(defun set-width-preserve-aspect (affine new-width) - (scale-by affine (/ new-width (width affine)))) - -(defun set-height-preserve-aspect (affine new-height) - (scale-by affine (/ new-height (height affine) ))) - -(defun width (affine) - (with-slots (scale-x base-width) affine - (* scale-x base-width))) - -(defun height (affine) - (with-slots (scale-y base-height) affine - (* scale-y base-height))) - -(defun (setf width) (newval affine) - (with-slots (scale-x base-width) affine - (setf scale-x (coerce (/ newval base-width) 'single-float)))) - -(defun (setf height) (newval affine) - (with-slots (scale-y base-height) affine - (setf scale-y (coerce (/ newval base-height) 'single-float)))) - -(defmethod model-matrix :around ((u affine)) - (or (cached-model u) - (setf (cached-model u) - (call-next-method)))) - -(defmethod model-matrix ((u affine)) - (let ((m (mat:meye 4))) - (with-slots (x y base-width scale-x base-height scale-y rotation) u - (let ((uw (* base-width scale-x)) - (uh (* base-height scale-y))) - (mat:nmtranslate m (vec:vec x y 0.0)) - - (mat:nmtranslate m (vec:v* 0.5 (vec:vec uw uh 0.0))) - (mat:nmrotate m vec:+vz+ rotation) - (mat:nmtranslate m (vec:v* -0.5 (vec:vec uw uh 0.0))) - - (mat:nmscale m (vec:vec uw uh 1.0)))) - m)) - - -(defun projected-matrix (affine) - (or (cached-projected-matrix affine) - (setf (cached-projected-matrix affine) - (mat:marr (mat:m* (application-projection (app-of-unit affine)) - (model-matrix affine)))))) |