+(define-macro (lambda-look . look)
+ (define (process-look look)
+ (cond ((null? look) (values '() '()))
+ (else
+ (let ((line (car look)))
+ (receive (lines images) (process-look (cdr look))
+ (cond ((string? line)
+ (let ((var (gensym)))
+ (values (cons `(draw-texture ,var) lines)
+ (cons `(,var (load-texture ,line)) images))))
+ (else
+ (values (cons line lines)
+ images))))))))
+
+ (receive (look-lines look-images) (process-look look)
+ `(let ,look-images
+ (lambda ()
+ (glPushMatrix)
+ ,@look-lines
+ (glPopMatrix)))))
+