: with-multisample ( quot -- )
t +multisample+ pick with-variable ; inline
-: <PixelFormat> ( -- pixelfmt )
+
+
+: <PixelFormat> ( attributes -- pixelfmt )
NSOpenGLPixelFormat -> alloc [
+ %
NSOpenGLPFAWindow ,
NSOpenGLPFADoubleBuffer ,
NSOpenGLPFADepthSize , 16 ,
-> autorelease ;
: <GLView> ( class dim -- view )
- [ -> alloc 0 0 ] dip first2 <NSRect> <PixelFormat>
+ [ -> alloc 0 0 ] dip first2 <NSRect> { } <PixelFormat>
-> initWithFrame:pixelFormat:
dup 1 -> setPostsBoundsChangedNotifications:
dup 1 -> setPostsFrameChangedNotifications: ;
HOOK: (close-window) ui-backend ( handle -- )
+HOOK: (open-offscreen-buffer) ui-backend ( world -- )
+
+HOOK: (close-offscreen-buffer) ui-backend ( handle -- )
+
HOOK: raise-window* ui-backend ( world -- )
-HOOK: select-gl-context ui-backend ( handle -- )
+GENERIC: select-gl-context ( handle -- )
-HOOK: flush-gl-context ui-backend ( handle -- )
+GENERIC: flush-gl-context ( handle -- )
HOOK: beep ui-backend ( -- )
cocoa.runtime cocoa.subclassing cocoa.pasteboard cocoa.types
cocoa.windows cocoa.classes cocoa.application sequences system
ui ui.backend ui.clipboards ui.gadgets ui.gadgets.worlds
-ui.cocoa.views core-foundation threads math.geometry.rect fry ;
+ui.cocoa.views core-foundation threads math.geometry.rect fry
+libc generalizations ;
IN: ui.cocoa
-TUPLE: handle view window ;
+TUPLE: handle ;
+TUPLE: window-handle < handle view window ;
+TUPLE: offscreen-handle < handle context buffer ;
-C: <handle> handle
+C: <window-handle> window-handle
+C: <offscreen-handle> offscreen-handle
+
+M: offscreen-handle window>> f ;
+M: offscreen-handle view>> f ;
SINGLETON: cocoa-ui-backend
: gadget-window ( world -- )
dup <FactorView>
2dup swap world>NSRect <ViewWindow>
- [ [ -> release ] [ install-window-delegate ] bi* ] [ <handle> ] 2bi
+ [ [ -> release ] [ install-window-delegate ] bi* ]
+ [ <window-handle> ] 2bi
>>handle drop ;
M: cocoa-ui-backend set-title ( string world -- )
NSApp 1 -> activateIgnoringOtherApps:
] when* ;
-M: cocoa-ui-backend select-gl-context ( handle -- )
- view>> -> openGLContext -> makeCurrentContext ;
+: pixel-size ( pixel-format -- size )
+ 0 <int> [ NSOpenGLPFAColorSize 0 -> getValues:forAttribute:forVirtualScreen: ]
+ keep *int -3 shift ;
+
+: offscreen-buffer ( world pixel-format -- alien w h pitch )
+ [ dim>> first2 ] [ pixel-size ] bi*
+ { [ * * malloc ] [ 2drop ] [ drop nip ] [ nip * ] } cleave ;
+
+: gadget-offscreen-context ( world -- context buffer )
+ { NSOpenGLPFAOffscreen } <PixelFormat>
+ [ NSOpenGLContext -> alloc swap f -> initWithFormat:shareContext: ]
+ [ offscreen-buffer ] bi
+ 4 npick [ setOffScreen:width:height:rowbytes: ] dip ;
+
+M: cocoa-ui-backend (open-offscreen-buffer) ( world -- )
+ dup gadget-offscreen-context <offscreen-handle> >>handle drop ;
+
+M: cocoa-ui-backend (close-offscreen-buffer) ( handle -- )
+ [ context>> -> release ]
+ [ buffer>> free ] bi ;
+
+GENERIC: gl-context ( handle -- context )
+M: window-handle gl-context view>> -> openGLContext ;
+M: offscreen-handle gl-context context>> ;
+
+M: handle select-gl-context ( handle -- )
+ gl-context -> makeCurrentContext ;
-M: cocoa-ui-backend flush-gl-context ( handle -- )
- view>> -> openGLContext -> flushBuffer ;
+M: handle flush-gl-context ( handle -- )
+ gl-context -> flushBuffer ;
M: cocoa-ui-backend beep ( -- )
NSBeep ;