From: Javier Sancho Date: Wed, 17 Oct 2012 19:00:53 +0000 (+0200) Subject: Color management integration with meshes X-Git-Url: https://git.jsancho.org/?a=commitdiff_plain;h=8c28e432ba35e47500f7eb5de11bf0ab43a33fb2;p=gacela.git Color management integration with meshes --- diff --git a/src/video.scm b/src/video.scm index 2cf97a6..5de2ade 100644 --- a/src/video.scm +++ b/src/video.scm @@ -223,14 +223,14 @@ (glColor4f red green blue alpha)) (define-macro (with-color color . code) - (cond (color - `(let ((original-color (get-current-color)) + `(cond (,color + (let ((original-color (get-current-color)) (result #f)) (apply set-current-color ,color) (set! result (begin ,@code)) (apply set-current-color original-color) result)) - (else `(begin ,@code)))) + (else (begin ,@code)))) (define-macro (progn-textures . code) `(let ((result #f)) @@ -256,12 +256,8 @@ (draw-vertexes (cdr vertexes))))) (define* (draw-vertex vertex #:key texture-coord) - (cond ((list? (car vertex)) - (with-color (car vertex) - (apply simple-draw-vertex (cadr vertex)))) - (else - (cond (texture-coord (apply glTexCoord2f texture-coord))) - (apply simple-draw-vertex vertex)))) + (cond (texture-coord (apply glTexCoord2f texture-coord))) + (apply simple-draw-vertex vertex)) (define* (simple-draw-vertex x y #:optional (z 0)) (cond ((3d-mode?) (glVertex3f x y z)) @@ -322,12 +318,9 @@ #:texture texture #:texture-coord sprite))))) -(define* (draw-line length #:optional color) +(define* (draw-line length) (let ((l (/ length 2))) - (cond (color - (with-color color (draw (list 0 l) (list 0 (- l))))) - (else - (draw (list 0 l) (list 0 (- l))))))) + (draw (list 0 l) (list 0 (- l))))) (define (draw-circle radius) (glBegin GL_POLYGON) @@ -337,7 +330,7 @@ (draw-vertex (list (* radius (cos a)) (* radius (sin a)))))) (glEnd)) -(define* (draw-quad v1 v2 v3 v4 #:key texture color (texture-coord '((0 0) (1 1)))) +(define* (draw-quad v1 v2 v3 v4 #:key texture (texture-coord '((0 0) (1 1)))) (cond (texture (progn-textures (glBindTexture GL_TEXTURE_2D texture) @@ -347,41 +340,38 @@ (draw-vertex v3 #:texture-coord (cadr texture-coord)) (draw-vertex v4 #:texture-coord (list (caar texture-coord) (cadadr texture-coord))) (glEnd))) - (color - (with-color color (draw v1 v2 v3 v4))) (else (draw v1 v2 v3 v4)))) -(define* (draw-rectangle width height #:key texture color texture-coord) +(define* (draw-rectangle width height #:key texture texture-coord) (let ((w (/ width 2)) (h (/ height 2))) (draw-quad (list (- w) h 0) (list w h 0) (list w (- h) 0) (list (- w) (- h) 0) #:texture texture - #:texture-coord texture-coord - #:color color))) + #:texture-coord texture-coord))) -(define* (draw-square size #:key texture color) - (draw-rectangle size size #:texture texture #:color color)) +(define* (draw-square size #:key texture) + (draw-rectangle size size #:texture texture)) (define* (draw-cube #:key (size 1) texture texture-1 texture-2 texture-3 texture-4 texture-5 texture-6 - color color-1 color-2 color-3 color-4 color-5 color-6) + color-1 color-2 color-3 color-4 color-5 color-6) (let ((-size (- size))) (progn-textures (glNormal3f 0 0 1) - (draw-quad (list -size size size) (list size size size) (list size -size size) (list -size -size size) #:texture (or texture-1 texture) #:color (or color-1 color)) + (with-color color-1 (draw-quad (list -size size size) (list size size size) (list size -size size) (list -size -size size) #:texture (or texture-1 texture))) (glNormal3f 0 0 -1) - (draw-quad (list -size -size -size) (list size -size -size) (list size size -size) (list -size size -size) #:texture (or texture-2 texture) #:color (or color-2 color)) + (with-color color-2 (draw-quad (list -size -size -size) (list size -size -size) (list size size -size) (list -size size -size) #:texture (or texture-2 texture))) (glNormal3f 0 1 0) - (draw-quad (list size size size) (list -size size size) (list -size size -size) (list size size -size) #:texture (or texture-3 texture) #:color (or color-3 color)) + (with-color color-3 (draw-quad (list size size size) (list -size size size) (list -size size -size) (list size size -size) #:texture (or texture-3 texture))) (glNormal3f 0 -1 0) - (draw-quad (list -size -size size) (list size -size size) (list size -size -size) (list -size -size -size) #:texture (or texture-4 texture) #:color (or color-4 color)) + (with-color color-4 (draw-quad (list -size -size size) (list size -size size) (list size -size -size) (list -size -size -size) #:texture (or texture-4 texture))) (glNormal3f 1 0 0) - (draw-quad (list size -size -size) (list size -size size) (list size size size) (list size size -size) #:texture (or texture-5 texture) #:color (or color-5 color)) + (with-color color-5 (draw-quad (list size -size -size) (list size -size size) (list size size size) (list size size -size) #:texture (or texture-5 texture))) (glNormal3f -1 0 0) - (draw-quad (list -size -size size) (list -size -size -size) (list -size size -size) (list -size size size) #:texture (or texture-6 texture) #:color (or color-6 color))))) + (with-color color-6 (draw-quad (list -size -size size) (list -size -size -size) (list -size size -size) (list -size size size) #:texture (or texture-6 texture)))))) (define* (gtranslate x y #:optional (z 0)) (glTranslatef x y z)) @@ -461,7 +451,7 @@ (define mesh-type (make-record-type "mesh" - '(draw translate turn rotate inner-properties inner-property properties properties-set! property property-set!) + '(draw translate turn rotate color inner-properties inner-property properties properties-set! property property-set!) (lambda (record port) (format port "#