X-Git-Url: https://git.jsancho.org/?a=blobdiff_plain;f=gacela.lisp;h=4197d22d077e2b488fc7f692d48285aced148848;hb=6a3d1ffb69036e6d4f1c239fd7d52f9bfc48d50c;hp=9f563895bb4d83a0eb754ad6569cd04c8abfe7ef;hpb=48a92156cd64faa98896bf82cdafad27987bc5cb;p=gacela.git diff --git a/gacela.lisp b/gacela.lisp index 9f56389..4197d22 100644 --- a/gacela.lisp +++ b/gacela.lisp @@ -15,16 +15,18 @@ ;;; along with this program. If not, see . -(in-package :gacela :nicknames '(gg)) +(eval-when (compile load) (make-package 'gacela :nicknames '(gg) :use '(lisp))) + +(eval-when (compile load eval) + (when (not (find-package 'gacela)) (make-package 'gacela :nicknames '(gg) :use '(lisp))) + (in-package 'gacela :nicknames '(gg) :use '(lisp))) + ;;; Default values for Gacela (defvar *width-screen* 640) (defvar *height-screen* 480) (defvar *bpp-screen* 32) -(defvar *title-screen* "Happy Hacking!!") (defvar *frames-per-second* 20) -(defvar *transparent-color* '(:red 0 :green 0 :blue 0)) -(defvar *background-color* '(:red 0 :green 0 :blue 0)) ;;; SDL Initialization Subsystem (let (initialized) @@ -38,9 +40,9 @@ ;;; Video Subsystem -(let (screen flags current-width current-height) +(let (screen flags (current-width *width-screen*) (current-height *height-screen*) current-bpp) - (defun init-video-mode (&key (width *width-screen*) (height *height-screen*) (bpp *bpp-screen*)) + (defun init-video-mode (&key (width current-width) (height current-height) (bpp *bpp-screen*)) (cond ((null screen) (init-sdl) (SDL_GL_SetAttribute SDL_GL_DOUBLEBUFFER 1) @@ -50,47 +52,36 @@ (setq screen (SDL_SetVideoMode width height bpp flags)) (init-GL) (resize-screen-GL width height) - (setq current-width width current-height height)) + (setq current-width width current-height height current-bpp bpp)) (t t))) - (defun resize-screen (width height bpp) - (setq screen (SDL_SetVideoMode width height bpp flags)) - (resize-screen-GL width height) + (defun resize-screen (width height &optional (bpp current-bpp)) + (cond (screen (setq screen (SDL_SetVideoMode width height bpp flags)) + (resize-screen-GL width height))) (setq current-width width current-height height)) (defun apply-mode-change () (resize-screen-GL current-width current-height)) - (defun fill-screen (color) - (init-video-mode) - (fill-surface screen (getf color :red) (getf color :green) (getf color :blue))) - - (defun flip () - (cond ((null screen) nil) - (t (SDL_Flip screen)))) - (defun quit-video-mode () (setq screen nil))) -(let ((mode '2d)) - (defun set-2d-mode () - (cond ((3d-mode?) - (setq mode '2d) - (init-video-mode) - (glDisable GL_DEPTH_TEST) - (apply-mode-change)))) - - (defun set-3d-mode () - (cond ((not (3d-mode?)) - (setq mode '3d) - (init-video-mode) - (glClearDepth 1) - (glEnable GL_DEPTH_TEST) - (glDepthFunc GL_LEQUAL) - (apply-mode-change)))) - - (defun 3d-mode? () - (eq mode '3d))) +(defun set-2d-mode () + (cond ((not (3d-mode?)) + (init-video-mode) + (glDisable GL_DEPTH_TEST) + (apply-mode-change)))) + +(defun set-3d-mode () + (cond ((3d-mode?) + (init-video-mode) + (glClearDepth 1) + (glEnable GL_DEPTH_TEST) + (glDepthFunc GL_LEQUAL) + (apply-mode-change)))) + +(defun 3d-mode? () + (eq (getf (get-game-properties) :mode) '3d)) (defun init-GL () (glShadeModel GL_SMOOTH) @@ -147,7 +138,7 @@ (let ((audio nil)) (defun init-audio () - (cond ((null audio) (progn (init-sdl) (setq audio (Mix_OpenAudio 22050 2 4096)))) + (cond ((null audio) (progn (init-sdl) (setq audio (Mix_OpenAudio 22050 MIX_DEFAULT_FORMAT 2 4096)))) (t audio))) (defun quit-audio () @@ -163,6 +154,12 @@ (defun make-resource-font (&key filename encoding) `(:type font :filename ,filename :enconding ,encoding)) +(defun make-resource-sound (&key filename) + `(:type sound :filename ,filename)) + +(defun make-resource-music (&key filename) + `(:type music :filename ,filename)) + (defmacro get-rtime (key) `(resource-time (gethash ,key resources-table))) @@ -211,23 +208,34 @@ (maphash (lambda (key res) (free-resource key)) resources-table))) -;;; Connection with Gacela Skin Clients +;;; Connection with Gacela Clients (let (server-socket clients) - (defun start-skin-server (port) - (cond ((null server-socket) (setq server-socket (si::socket port :server #'check-skin-connections))))) - - (defun check-skin-connections () - (cond ((listen server-socket) (setq clients (cons (si::accept server-socket) clients))))) - - (defun eval-from-skin () - - (when (si::listen socket) - (secure-block socket (eval (read socket))))) - - (defun stop-skin-client () - (when socket - (si::close socket) - (setq socket nil)))) + (defun start-server (port) + (cond ((null server-socket) (setq server-socket (si::socket port :server #'check-connections))))) + + (defun check-connections () + (cond ((and server-socket (listen server-socket)) (setq clients (cons (si::accept server-socket) clients))))) + + (defun eval-from-clients () + (labels ((eval-clients (cli-socks) + (cond (cli-socks + (let ((cli (car cli-socks))) + (cond ((si::listen cli) + (secure-block cli (eval (read cli))) + (si::close cli) + (eval-clients (cdr cli-socks))) + (t + (cons cli (eval-clients (cdr cli-socks)))))))))) + (setq clients (eval-clients clients)))) + + (defun stop-server () + (cond (server-socket (si::close server-socket) (setq server-socket nil))) + (cond (clients + (labels ((close-clients (cli-socks) + (si::close (car cli-socks)) + (close-clients (cdr cli-socks)))) + (close-clients clients)) + (setq clients nil))))) ;;; GaCeLa Functions @@ -244,28 +252,47 @@ (SDL_Delay (- time-per-frame frame-time))))))) -(defmacro run-game (title &body code) +(let ((ptitle "") (pwidth *width-screen*) (pheight *height-screen*) (pbpp *bpp-screen*) (pfps *frames-per-second*) (pmode '2d)) + (defun set-game-properties (&key title width height bpp fps mode) + (init-video-mode) + (when title (progn (setq ptitle title) (SDL_WM_SetCaption title ""))) + (when (or width height bpp) + (progn + (when width (setq pwidth width)) + (when height (setq pheight height)) + (when bpp (setq pbpp bpp)) + (resize-screen pwidth pheight pbpp))) + (when fps (progn (setq pfps fps) (set-frames-per-second fps))) + (when mode (progn (setq pmode mode) (if (eq mode '3d) (set-3d-mode) (set-2d-mode)))) + (get-game-properties)) + + (defun get-game-properties () + (list :title ptitle :width pwidth :height pheight :bpp pbpp :fps pfps :mode pmode))) + + +(defmacro run-game (&body code) `(let ((game-function (lambda () ,@code))) (init-video-mode) - (SDL_WM_SetCaption ,title "") (set-game-code game-function) (cond ((not (game-running?)) - (init-frame-time) - (process-events) (game-loop))))) (let (running game-code) (defun game-loop () (setq running t) (do () ((quit?)) - (glClear (+ GL_COLOR_BUFFER_BIT GL_DEPTH_BUFFER_BIT)) - (glLoadIdentity) - (when (functionp game-code) (funcall game-code)) - (SDL_GL_SwapBuffers) - (delay-frame) (init-frame-time) - (eval-from-skin) - (process-events)) + (check-connections) + (eval-from-clients) + (process-events) + (cond ((not (quit?)) + (glClear (+ GL_COLOR_BUFFER_BIT GL_DEPTH_BUFFER_BIT)) + (to-origin) + (refresh-active-objects) + (when (functionp game-code) (funcall game-code)) + (render-objects) + (SDL_GL_SwapBuffers) + (delay-frame)))) (setq running nil)) (defun game-running? () @@ -276,9 +303,10 @@ (defun quit-game () (free-all-resources) -; (quit-audio) + (quit-audio) (quit-video-mode) - (quit-all-mobs) +; (quit-all-mobs) + (kill-all-objects) ; (clear-events) ; (quit-events) (quit-sdl))