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images.viewer can now display some un-normalized images

db4
Slava Pestov 2009-03-10 16:58:35 -05:00
parent ff3c5b28bd
commit 2f26d5f3da
2 changed files with 8 additions and 6 deletions
basis/opengl/textures
extra/images/viewer

6
basis/opengl/textures/textures.factor
View File

@ -11,14 +11,16 @@ IN: opengl.textures
TUPLE: texture loc dim texture-coords texture display-list disposed ;
<PRIVATE
GENERIC: component-order>format ( component-order -- format type )
M: RGB component-order>format drop GL_RGB GL_UNSIGNED_BYTE ;
M: BGR component-order>format drop GL_BGR GL_UNSIGNED_BYTE ;
M: RGBA component-order>format drop GL_RGBA GL_UNSIGNED_BYTE ;
M: ARGB component-order>format drop GL_BGRA_EXT GL_UNSIGNED_INT_8_8_8_8_REV ;
M: BGRA component-order>format drop GL_BGRA_EXT GL_UNSIGNED_BYTE ;
<PRIVATE
: repeat-last ( seq n -- seq' )
over peek pad-tail concat ;

8
extra/images/viewer/viewer.factor
View File

@ -1,7 +1,7 @@
! Copyright (C) 2007 Doug Coleman.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors images images.loader io.pathnames kernel
namespaces opengl opengl.gl sequences strings ui ui.gadgets
USING: accessors images images.loader io.pathnames kernel namespaces
opengl opengl.gl opengl.textures sequences strings ui ui.gadgets
ui.gadgets.panes ui.render ;
IN: images.viewer
@ -12,8 +12,8 @@ M: image-gadget pref-dim*
: draw-image ( image -- )
0 0 glRasterPos2i 1.0 -1.0 glPixelZoom
[ dim>> first2 GL_RGBA GL_UNSIGNED_BYTE ]
[ bitmap>> ] bi glDrawPixels ;
[ dim>> first2 ] [ component-order>> component-order>format ] [ bitmap>> ] tri
glDrawPixels ;
M: image-gadget draw-gadget* ( gadget -- )
image>> draw-image ;