! Portions copyright (C) 2007 Eduardo Cavazos.
! Portions copyright (C) 2008 Joe Groff.
! See http://factorcode.org/license.txt for BSD license.
-USING: alien alien.c-types ascii calendar combinators.short-circuit
-continuations kernel libc math macros namespaces math.vectors
-math.parser opengl.gl combinators combinators.smart arrays
-sequences splitting words byte-arrays assocs vocabs
-colors colors.constants accessors generalizations locals fry
-specialized-arrays.float specialized-arrays.uint
-tools.annotations tools.annotations.private compiler.units ;
+USING: alien alien.c-types alien.data ascii calendar
+combinators.short-circuit continuations kernel libc math macros
+namespaces math.vectors math.parser opengl.gl combinators
+combinators.smart arrays sequences splitting words byte-arrays
+assocs vocabs colors colors.constants accessors generalizations
+sequences.generalizations locals fry specialized-arrays ;
+FROM: alien.c-types => float ;
+SPECIALIZED-ARRAY: float
+SPECIALIZED-ARRAY: uint
IN: opengl
: gl-color ( color -- ) >rgba-components glColor4d ; inline
TUPLE: gl-error function code string ;
-TUPLE: gl-error-log
- { function word initial: t }
- { error gl-error }
- { timestamp timestamp } ;
-
-gl-error-log [ V{ } clone ] initialize
-
: <gl-error> ( function code -- gl-error )
dup error>string \ gl-error boa ; inline
-: <gl-error-log> ( function code -- gl-error-log )
- [ dup ] dip <gl-error> now gl-error-log boa ;
-
: gl-error-code ( -- code/f )
glGetError dup 0 = [ drop f ] when ; inline
: gl-error ( -- )
f (gl-error) ; inline
-: log-gl-error ( function -- )
- gl-error-code [ <gl-error-log> gl-error-log get push ] [ drop ] if* ;
-
-: gl-function? ( word -- ? )
- name>> { [ "glGetError" = not ] [ "gl" head? ] [ third LETTER? ] } 1&& ;
-
-: gl-functions ( -- words )
- "opengl.gl" vocab words [ gl-function? ] filter ;
-
-: annotate-gl-functions ( quot -- )
- [
- [ gl-functions ] dip [ [ dup ] dip curry (annotate) ] curry each
- ] with-compilation-unit ;
-
-: reset-gl-functions ( -- )
- [ gl-functions [ (reset) ] each ] with-compilation-unit ;
-
-: clear-gl-error-log ( -- )
- V{ } clone gl-error-log set ;
-
-: throw-gl-errors ( -- )
- [ '[ @ _ (gl-error) ] ] annotate-gl-functions ;
-
-: log-gl-errors ( -- )
- [ '[ @ _ log-gl-error ] ] annotate-gl-functions ;
-
: do-enabled ( what quot -- )
over glEnable dip glDisable ; inline
[ ?execute ] map ;
: (all-enabled) ( seq quot -- )
- over [ glEnable ] each dip [ glDisable ] each ; inline
+ [ dup [ glEnable ] each ] dip
+ dip
+ [ glDisable ] each ; inline
: (all-enabled-client-state) ( seq quot -- )
[ dup [ glEnableClientState ] each ] dip
#! We use GL_LINE_STRIP with a duplicated first vertex
#! instead of GL_LINE_LOOP to work around a bug in Apple's
#! X3100 driver.
- loc first2 :> y :> x
- dim first2 :> h :> w
+ loc first2 :> ( x y )
+ dim first2 :> ( w h )
[
x 0.5 + y 0.5 +
x w + 0.3 - y 0.5 +
rect-vertices (gl-rect) ;
:: (fill-rect-vertices) ( loc dim -- vertices )
- loc first2 :> y :> x
- dim first2 :> h :> w
+ loc first2 :> ( x y )
+ dim first2 :> ( w h )
[
x y
x w + y
swap glPushAttrib call glPopAttrib ; inline
: (gen-gl-object) ( quot -- id )
- [ 1 0 <uint> ] dip keep *uint ; inline
+ [ 1 { uint } ] dip [ ] with-out-parameters ; inline
: (delete-gl-object) ( id quot -- )
[ 1 swap <uint> ] dip call ; inline