progn-textures
draw
load-texture
+ get-texture-properties
draw-texture
draw-line
draw-quad
(define flags 0)
(define* (init-video width height bpp #:key (mode '2d) (title "") (fps 20))
- (cond ((not screen)
- (SDL_Init SDL_INIT_VIDEO)
- (let ((info (SDL_GetVideoInfo)))
- (SDL_GL_SetAttribute SDL_GL_DOUBLEBUFFER 1)
- (set! flags (+ SDL_OPENGL SDL_GL_DOUBLEBUFFER SDL_HWPALETTE SDL_RESIZABLE
- (if (= (assoc-ref info 'hw_available) 0) SDL_SWSURFACE SDL_HWSURFACE)
- (if (= (assoc-ref info 'blit_hw) 0) 0 SDL_HWACCEL)))
- (set! screen (SDL_SetVideoMode width height bpp flags))
- (set-screen-title! title)
- (set-frames-per-second! fps)
- (init-gl)
- (if (eq? mode '3d) (set-3d-mode) (set-2d-mode))))))
+ (SDL_Init SDL_INIT_VIDEO)
+ (let ((info (SDL_GetVideoInfo)))
+ (SDL_GL_SetAttribute SDL_GL_DOUBLEBUFFER 1)
+ (set! flags (+ SDL_OPENGL SDL_GL_DOUBLEBUFFER SDL_HWPALETTE SDL_RESIZABLE
+ (if (= (assoc-ref info 'hw_available) 0) SDL_SWSURFACE SDL_HWSURFACE)
+ (if (= (assoc-ref info 'blit_hw) 0) 0 SDL_HWACCEL)))
+ (set! screen (SDL_SetVideoMode width height bpp flags))
+ (set-screen-title! title)
+ (set-frames-per-second! fps)
+ (init-gl)
+ (if (eq? mode '3d) (set-3d-mode) (set-2d-mode))))
(define (get-screen-height)
(surface-h screen))
(set-texture-size! texture real-w real-h)
texture))))))
+(define (get-texture-properties texture)
+ `((width . ,(texture-w texture)) (height . ,(texture-h texture))))
+
(define* (draw-texture texture #:optional (zoom 1))
(cond (texture
(let ((width (texture-w texture))
;;; Text and fonts
(define* (load-font font-file #:key (size 40) (encoding ft_encoding_unicode))
- (let ((font (ftglCreateTextureFont font-file)))
+ (let ((font (ftglCreateTextureFont font-file size)))
(ftglSetFontFaceSize font size 72)
(ftglSetFontCharMap font encoding)
font))
(define* (render-text text font #:key (size #f))
- (cond (size (ftglSetFontFaceSize font size 72)))
+ (cond (size
+ (cond ((not (= (ftglGetFontFaceSize font) size))
+ (ftglSetFontFaceSize font size 72))))
+ ((not (= (ftglGetFontFaceSize font) (font-size font)))
+ (ftglSetFontFaceSize font (font-size font) 72)))
(ftglRenderFont font text FTGL_RENDER_ALL))