! Copyright (C) 2010 Anton Gorenko.
! See http://factorcode.org/license.txt for BSD license.
-USING: accessors alien.c-types alien.enums alien.strings arrays
-ascii assocs classes.struct combinators.short-circuit
-command-line destructors io.backend.unix.multiplexers
-io.encodings.utf8 io.thread kernel libc literals locals math
-math.bitwise namespaces sequences strings threads ui ui.backend
-ui.clipboards ui.event-loop ui.gadgets ui.gadgets.private
-ui.gadgets.worlds ui.gestures ui.private
+USING: accessors alien.c-types alien.data alien.enums
+alien.strings arrays ascii assocs classes.struct
+combinators.short-circuit command-line destructors
+io.backend.unix.multiplexers io.encodings.utf8 io.thread kernel
+libc literals locals math math.bitwise namespaces sequences
+strings threads ui ui.backend ui.clipboards ui.event-loop
+ui.gadgets ui.gadgets.private ui.gadgets.worlds ui.gestures
+ui.pixel-formats ui.pixel-formats.private ui.private
glib.ffi gobject.ffi gtk.ffi gdk.ffi gdk.gl.ffi gtk.gl.ffi ;
IN: ui.backend.gtk
C: <gtk-clipboard> gtk-clipboard
+PIXEL-FORMAT-ATTRIBUTE-TABLE: gl-config-attribs { $[ GDK_GL_USE_GL enum>number GDK_GL_RGBA enum>number ] } H{
+ { double-buffered { $[ GDK_GL_DOUBLEBUFFER enum>number ] } }
+ { stereo { $[ GDK_GL_STEREO enum>number ] } }
+ ! { offscreen { $[ GDK_GL_DRAWABLE_TYPE enum>number ] 2 } }
+ ! { fullscreen { $[ GDK_GL_DRAWABLE_TYPE enum>number ] 1 } }
+ ! { windowed { $[ GDK_GL_DRAWABLE_TYPE enum>number ] 1 } }
+ { color-bits { $[ GDK_GL_BUFFER_SIZE enum>number ] } }
+ { red-bits { $[ GDK_GL_RED_SIZE enum>number ] } }
+ { green-bits { $[ GDK_GL_GREEN_SIZE enum>number ] } }
+ { blue-bits { $[ GDK_GL_BLUE_SIZE enum>number ] } }
+ { alpha-bits { $[ GDK_GL_ALPHA_SIZE enum>number ] } }
+ { accum-red-bits { $[ GDK_GL_ACCUM_RED_SIZE enum>number ] } }
+ { accum-green-bits { $[ GDK_GL_ACCUM_GREEN_SIZE enum>number ] } }
+ { accum-blue-bits { $[ GDK_GL_ACCUM_BLUE_SIZE enum>number ] } }
+ { accum-alpha-bits { $[ GDK_GL_ACCUM_ALPHA_SIZE enum>number ] } }
+ { depth-bits { $[ GDK_GL_DEPTH_SIZE enum>number ] } }
+ { stencil-bits { $[ GDK_GL_STENCIL_SIZE enum>number ] } }
+ { aux-buffers { $[ GDK_GL_AUX_BUFFERS enum>number ] } }
+ { sample-buffers { $[ GDK_GL_SAMPLE_BUFFERS enum>number ] } }
+ { samples { $[ GDK_GL_SAMPLES enum>number ] } }
+}
+
+M: gtk-ui-backend (make-pixel-format)
+ nip >gl-config-attribs-int-array gdk_gl_config_new ;
+
+M: gtk-ui-backend (free-pixel-format)
+ handle>> g_object_unref ;
+
+M: gtk-ui-backend (pixel-format-attribute)
+ [ handle>> ] [ >gl-config-attribs ] bi*
+ { int } [ gdk_gl_config_get_attrib drop ] [ ]
+ with-out-parameters ;
+
CONSTANT: events-mask
{
GDK_POINTER_MOTION_MASK
win "delete-event" [ on-delete ]
GtkWidget:delete-event connect-signal ;
-: enable-gl ( win -- ? )
- ${
- GDK_GL_MODE_RGBA
- GDK_GL_MODE_DOUBLE
- GDK_GL_MODE_DEPTH
- GDK_GL_MODE_STENCIL
- GDK_GL_MODE_ALPHA
- } [ enum>number ] [ bitor ] map-reduce
- gdk_gl_config_new_by_mode
- f t GDK_GL_RGBA_TYPE enum>number gtk_widget_set_gl_capability ;
-
CONSTANT: window-controls>decor-flags
H{
{ close-button 0 }
GDK_FUNC_MOVE enum>number bitor gdk_window_set_functions
] 2tri ;
+: setup-gl ( world -- ? )
+ [
+ [ handle>> window>> ] [ handle>> ] bi*
+ f t GDK_GL_RGBA_TYPE enum>number gtk_widget_set_gl_capability
+ ] with-world-pixel-format ;
+
M:: gtk-ui-backend (open-window) ( world -- )
GTK_WINDOW_TOPLEVEL gtk_window_new :> win
+ win <window-handle> world handle<<
world [ window-loc>> win swap first2 gtk_window_move ]
[ dim>> win swap first2 gtk_window_set_default_size ] bi
-
- win enable-gl drop ! сделать проверку на доступность OpenGL
+ world setup-gl drop
+
win connect-signals
win gtk_widget_realize
win world window-controls>> configure-window-controls
- win <window-handle> world handle<<
world win register-window
win gtk_widget_show_all ;