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Overview
Comment:Use larger texture to map all frames into one texture (less draw calls)
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: a0018d1a41e2203f67a2e48673ff230138fca07d
User & Date: bernd 2013-11-21 23:29:16.908
Context
2013-11-22
00:25
Test slightly rewritten check-in: c180975216 user: bernd tags: trunk
2013-11-21
23:29
Use larger texture to map all frames into one texture (less draw calls) check-in: a0018d1a41 user: bernd tags: trunk
17:04
More tests check-in: 0a777f3526 user: bernd tags: trunk
Changes
Unified Diff Ignore Whitespace Patch
Changes to gl-helper.fs.
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    choose-config create-context getwh ;

?looper \ init-opengl ." Screen size: " dpy-w ? dpy-h ? cr

\ gl shader program

: .glsl-error ( shader -- )
    $1000 pad pad cell+ glGetShaderInfoLog pad cell+ pad @
    BEGIN  #lf $split dup  WHILE  2swap cr type  REPEAT  2drop cr type ;


: compile-shader ( source shadertype -- shader )
    \ ." Compile shader:" cr over @ cstring>sstring type
    glCreateShader dup >r IF
	r@ 1 rot 0 glShaderSource
	r@ glCompileShader
	r@ .glsl-error








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    choose-config create-context getwh ;

?looper \ init-opengl ." Screen size: " dpy-w ? dpy-h ? cr

\ gl shader program

: .glsl-error ( shader -- )
    $1000 pad pad cell+ glGetShaderInfoLog pad cell+ pad @ #lf skip
    BEGIN  #lf $split dup  WHILE  2swap cr type  REPEAT  2drop
    dup IF  cr type  ELSE  2drop  THEN ;

: compile-shader ( source shadertype -- shader )
    \ ." Compile shader:" cr over @ cstring>sstring type
    glCreateShader dup >r IF
	r@ 1 rot 0 glShaderSource
	r@ glCompileShader
	r@ .glsl-error
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    0 GL_RGBA GL_UNSIGNED_BYTE addr glTexImage2D
    GL_TEXTURE_2D GL_TEXTURE_WRAP_S GL_REPEAT glTexParameteri
    GL_TEXTURE_2D GL_TEXTURE_WRAP_T GL_REPEAT glTexParameteri ;

: rgba-map { addr w h -- }
    GL_TEXTURE_2D 0 GL_RGBA w h
    0 GL_RGBA GL_UNSIGNED_BYTE addr glTexImage2D ;











: wrap ( -- )
    GL_TEXTURE_2D GL_TEXTURE_WRAP_S GL_REPEAT glTexParameteri
    GL_TEXTURE_2D GL_TEXTURE_WRAP_T GL_REPEAT glTexParameteri ;
: mipmap ( -- )  GL_TEXTURE_2D glGenerateMipmap ;
: linear ( -- )
    GL_TEXTURE_2D GL_TEXTURE_MAG_FILTER GL_LINEAR glTexParameteri








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    0 GL_RGBA GL_UNSIGNED_BYTE addr glTexImage2D
    GL_TEXTURE_2D GL_TEXTURE_WRAP_S GL_REPEAT glTexParameteri
    GL_TEXTURE_2D GL_TEXTURE_WRAP_T GL_REPEAT glTexParameteri ;

: rgba-map { addr w h -- }
    GL_TEXTURE_2D 0 GL_RGBA w h
    0 GL_RGBA GL_UNSIGNED_BYTE addr glTexImage2D ;

: rgba-subtex { addr x y w h -- }
    GL_TEXTURE_2D 0 x y w h
    GL_RGBA GL_UNSIGNED_BYTE addr glTexSubImage2D ;

: rgba-newtex { w h -- }
    w h * 2* 2* dup allocate throw { len addr }  addr len erase
    GL_TEXTURE_2D 0 GL_RGBA w h
    0 GL_RGBA GL_UNSIGNED_BYTE addr glTexImage2D
    addr free throw ;

: wrap ( -- )
    GL_TEXTURE_2D GL_TEXTURE_WRAP_S GL_REPEAT glTexParameteri
    GL_TEXTURE_2D GL_TEXTURE_WRAP_T GL_REPEAT glTexParameteri ;
: mipmap ( -- )  GL_TEXTURE_2D glGenerateMipmap ;
: linear ( -- )
    GL_TEXTURE_2D GL_TEXTURE_MAG_FILTER GL_LINEAR glTexParameteri
︙︙
Changes to gles2/gl-helper.fs.
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    choose-config create-context getwh ;

?looper \ init-opengl ." Screen size: " dpy-w ? dpy-h ? cr

\ gl shader program

: .glsl-error ( shader -- )
    $1000 pad pad cell+ glGetShaderInfoLog pad cell+ pad @
    BEGIN  #lf $split dup  WHILE  2swap cr type  REPEAT  2drop cr type ;


: compile-shader ( source shadertype -- shader )
    \ ." Compile shader:" cr over @ cstring>sstring type
    glCreateShader dup >r IF
	r@ 1 rot 0 glShaderSource
	r@ glCompileShader
	r@ .glsl-error








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    choose-config create-context getwh ;

?looper \ init-opengl ." Screen size: " dpy-w ? dpy-h ? cr

\ gl shader program

: .glsl-error ( shader -- )
    $1000 pad pad cell+ glGetShaderInfoLog pad cell+ pad @ #lf skip
    BEGIN  #lf $split dup  WHILE  2swap cr type  REPEAT  2drop
    dup IF  cr type  ELSE  2drop  THEN ;

: compile-shader ( source shadertype -- shader )
    \ ." Compile shader:" cr over @ cstring>sstring type
    glCreateShader dup >r IF
	r@ 1 rot 0 glShaderSource
	r@ glCompileShader
	r@ .glsl-error
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    0 GL_RGBA GL_UNSIGNED_BYTE addr glTexImage2D
    GL_TEXTURE_2D GL_TEXTURE_WRAP_S GL_REPEAT glTexParameteri
    GL_TEXTURE_2D GL_TEXTURE_WRAP_T GL_REPEAT glTexParameteri ;

: rgba-map { addr w h -- }
    GL_TEXTURE_2D 0 GL_RGBA w h
    0 GL_RGBA GL_UNSIGNED_BYTE addr glTexImage2D ;











: wrap ( -- )
    GL_TEXTURE_2D GL_TEXTURE_WRAP_S GL_REPEAT glTexParameteri
    GL_TEXTURE_2D GL_TEXTURE_WRAP_T GL_REPEAT glTexParameteri ;
: mipmap ( -- )  GL_TEXTURE_2D glGenerateMipmap ;
: linear ( -- )
    GL_TEXTURE_2D GL_TEXTURE_MAG_FILTER GL_LINEAR glTexParameteri








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    0 GL_RGBA GL_UNSIGNED_BYTE addr glTexImage2D
    GL_TEXTURE_2D GL_TEXTURE_WRAP_S GL_REPEAT glTexParameteri
    GL_TEXTURE_2D GL_TEXTURE_WRAP_T GL_REPEAT glTexParameteri ;

: rgba-map { addr w h -- }
    GL_TEXTURE_2D 0 GL_RGBA w h
    0 GL_RGBA GL_UNSIGNED_BYTE addr glTexImage2D ;

: rgba-subtex { addr x y w h -- }
    GL_TEXTURE_2D 0 x y w h
    GL_RGBA GL_UNSIGNED_BYTE addr glTexSubImage2D ;

: rgba-newtex { w h -- }
    w h * 2* 2* dup allocate throw { len addr }  addr len erase
    GL_TEXTURE_2D 0 GL_RGBA w h
    0 GL_RGBA GL_UNSIGNED_BYTE addr glTexImage2D
    addr free throw ;

: wrap ( -- )
    GL_TEXTURE_2D GL_TEXTURE_WRAP_S GL_REPEAT glTexParameteri
    GL_TEXTURE_2D GL_TEXTURE_WRAP_T GL_REPEAT glTexParameteri ;
: mipmap ( -- )  GL_TEXTURE_2D glGenerateMipmap ;
: linear ( -- )
    GL_TEXTURE_2D GL_TEXTURE_MAG_FILTER GL_LINEAR glTexParameteri
︙︙
Changes to gles2/soil-texture.fs. 
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\ soil texture

require gl-helper.fs
require soillib.fs
require jpeg-exif.fs

also soil

: >texture ( addr w h -- )
    2 pick >r rgba-texture wrap nearest r> free throw ;
: mem>texture ( addr u -- addr w h )
    over >r  0 0 0 { w^ w w^ h w^ ch# }
    w h ch# SOIL_LOAD_RGBA SOIL_load_image_from_memory
    r> free throw w @ h @  2dup 2>r >texture 2r> ;
: load-texture ( addr u -- w h )
    open-fpath-file throw 2drop slurp-fid mem>texture ;









tex: thumbnails

: load-thumb ( addr u -- w h )
    >thumbnail mem>texture ;



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\ soil texture

require gl-helper.fs
require soillib.fs
require jpeg-exif.fs

also soil

: >texture ( addr w h -- )
    2 pick >r rgba-texture wrap mipmap nearest r> free throw ;
: mem>texture ( addr u -- w h )
    over >r  0 0 0 { w^ w w^ h w^ ch# }
    w h ch# SOIL_LOAD_RGBA SOIL_load_image_from_memory
    r> free throw w @ h @  2dup 2>r >texture 2r> ;
: load-texture ( addr u -- w h )
    open-fpath-file throw 2drop slurp-fid mem>texture ;
: >subtex ( addr x y w h -- )
    4 pick >r rgba-subtex wrap mipmap nearest r> free throw ;
: mem>subtex ( x y addr u -- w h )
    over >r  0 0 0 { w^ w w^ h w^ ch# }
    w h ch# SOIL_LOAD_RGBA SOIL_load_image_from_memory
    r> free throw -rot w @ h @  2dup 2>r >subtex 2r> ;
: load-subtex ( x y addr u -- w h )
    open-fpath-file throw 2drop slurp-fid mem>subtex ;

tex: thumbnails

: load-thumb ( addr u -- w h )
    >thumbnail mem>texture ;
: load-subthumb ( x y addr u -- w h )
    >thumbnail mem>subtex ;

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\ soil texture

require gl-helper.fs
require soillib.fs
require jpeg-exif.fs

also soil

: >texture ( addr w h -- )
    2 pick >r rgba-texture wrap nearest r> free throw ;
: mem>texture ( addr u -- addr w h )
    over >r  0 0 0 { w^ w w^ h w^ ch# }
    w h ch# SOIL_LOAD_RGBA SOIL_load_image_from_memory
    r> free throw w @ h @  2dup 2>r >texture 2r> ;
: load-texture ( addr u -- w h )
    open-fpath-file throw 2drop slurp-fid mem>texture ;









tex: thumbnails

: load-thumb ( addr u -- w h )
    >thumbnail mem>texture ;



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\ soil texture

require gl-helper.fs
require soillib.fs
require jpeg-exif.fs

also soil

: >texture ( addr w h -- )
    2 pick >r rgba-texture wrap mipmap nearest r> free throw ;
: mem>texture ( addr u -- w h )
    over >r  0 0 0 { w^ w w^ h w^ ch# }
    w h ch# SOIL_LOAD_RGBA SOIL_load_image_from_memory
    r> free throw w @ h @  2dup 2>r >texture 2r> ;
: load-texture ( addr u -- w h )
    open-fpath-file throw 2drop slurp-fid mem>texture ;
: >subtex ( addr x y w h -- )
    4 pick >r rgba-subtex wrap mipmap nearest r> free throw ;
: mem>subtex ( x y addr u -- w h )
    over >r  0 0 0 { w^ w w^ h w^ ch# }
    w h ch# SOIL_LOAD_RGBA SOIL_load_image_from_memory
    r> free throw -rot w @ h @  2dup 2>r >subtex 2r> ;
: load-subtex ( x y addr u -- w h )
    open-fpath-file throw 2drop slurp-fid mem>subtex ;

tex: thumbnails

: load-thumb ( addr u -- w h )
    >thumbnail mem>texture ;
: load-subthumb ( x y addr u -- w h )
    >thumbnail mem>subtex ;

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Changes to widgets-test.fs.
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frame new value f1
frame new value f2
frame new value f3
frame new value f4
frame new value f5
frame new value f6
f1 >o rdrop
0 x ! 0 y ! dpy-w @ 4 / w ! dpy-h @ 2/ h !
32 border ! $FFFFFFFF frame-color !
' button1 frame-tex !
draw draw,
f2 >o rdrop
dpy-w @ 2/ x ! 0 y ! dpy-w @ 2/ w ! dpy-h @ h !
32 border ! $FF7FFFFF frame-color !
' button2 frame-tex !
draw draw,
f3 >o rdrop
0 x ! dpy-h @ 2/ y ! dpy-w @ 2/ w ! dpy-h @ 2/ 2/ h !
16 border ! $FFFF7FFF frame-color !
' button3 frame-tex !
draw draw,
f4 >o rdrop
0 x ! dpy-h @ 3 4 */ y ! dpy-w @ 4 / w ! dpy-h @ 5 / h !
32 border ! $FF7F7FFF frame-color !
' button3 frame-tex !
draw draw,
f5 >o rdrop
dpy-w @ 4 / x ! dpy-h @ 3 4 */ y ! dpy-w @ 4 / w ! dpy-h @ 5 / h !
8 border ! $7FFF7FFF frame-color !
' button3 frame-tex !
draw draw,
f6 >o rdrop
dpy-w @ 4 / x ! 0 y ! dpy-w @ 4 / w ! dpy-h @ 2/ h !
16 border ! $7FFFFFFF frame-color !
' button1 frame-tex !
draw draw>

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frame new value f1
frame new value f2
frame new value f3
frame new value f4
frame new value f5
frame new value f6
f1 >o rdrop
0 x ! 0 y ! dpy-w @ 4 / w ! dpy-h @ 2/ d !
32 border ! $FFFFFFFF frame-color !
button1
draw
f2 >o rdrop
dpy-w @ 2/ x ! 0 y ! dpy-w @ 2/ w ! dpy-h @ 19 20 */ d !
32 border ! $FF7FFFFF frame-color !
button2
draw
f3 >o rdrop
0 x ! dpy-h @ 2/ y ! dpy-w @ 2/ w ! dpy-h @ 2/ 2/ d !
16 border ! $FFFF7FFF frame-color !
button3
draw
f4 >o rdrop
0 x ! dpy-h @ 3 4 */ y ! dpy-w @ 4 / w ! dpy-h @ 5 / d !
32 border ! $FF7F7FFF frame-color !
button3
draw
f5 >o rdrop
dpy-w @ 4 / x ! dpy-h @ 3 4 */ y ! dpy-w @ 4 / w ! dpy-h @ 5 / d !
8 border ! $7FFF7FFF frame-color !
button3
draw
f6 >o rdrop
dpy-w @ 4 / x ! 0 y ! dpy-w @ 4 / w ! dpy-h @ 2/ d !
16 border ! $7FFFFFFF frame-color !
button1
draw draw>

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Changes to widgets.fs.
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    method hglue
    method vglue
    method hglue@ \ cached variant
    method vglue@ \ cached variant
    method xywh
end-class widget

:noname x @ y @ w @ h @ d @ + ; widget to xywh

widget class
    field: child-w
    field: act
    method resized
    method map
end-class box

tex: button1
tex: button2
tex: button3

widget class
    field: frame-tex
    field: frame-color
end-class tile

$FFFFFFFF Value defcolor
Variable xoff
Variable yoff


: draw-rectangle { f: x1 f: y1 f: x2 f: y2 -- }
    i? >v
    x1 y2 >xy defcolor rgba>c n> 0e 1e >st v+
    x2 y2 >xy defcolor rgba>c n> 1e 1e >st v+
    x2 y1 >xy defcolor rgba>c n> 1e 0e >st v+
    x1 y1 >xy defcolor rgba>c n> 0e 0e >st v+
    v> dup i, dup 1+ i, dup 2 + i, dup i, dup 2 + i, 3 + i, ;
: tile-draw ( -- )  frame-tex perform
    xywh { x y w h }
    x s>f y s>f x w + s>f y h + s>f
    draw-rectangle GL_TRIANGLES draw-elements ;

' tile-draw tile is draw

tile class








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    method hglue
    method vglue
    method hglue@ \ cached variant
    method vglue@ \ cached variant
    method xywh
end-class widget

:noname x @ y @ h @ - w @ h @ d @ + ; widget to xywh

widget class
    field: child-w
    field: act
    method resized
    method map
end-class box

tex: style-tex \ 8 x 8 subimages, each sized 128x128
style-tex 1024 dup rgba-newtex


widget class
    field: frame#
    field: frame-color
end-class tile

: #>st ( x y frame -- ) \ using frame#
    8 /mod
    s>f f+ .125e f* fswap
    s>f f+ .125e f* fswap >st ;

: draw-rectangle { f: x1 f: y1 f: x2 f: y2 -- }
    i? >v
    x1 y2 >xy frame-color @ rgba>c n> 0e 1e frame# @ #>st v+
    x2 y2 >xy frame-color @ rgba>c n> 1e 1e frame# @ #>st v+
    x2 y1 >xy frame-color @ rgba>c n> 1e 0e frame# @ #>st v+
    x1 y1 >xy frame-color @ rgba>c n> 0e 0e frame# @ #>st v+
    v> dup i, dup 1+ i, dup 2 + i, dup i, dup 2 + i, 3 + i, ;
: tile-draw ( -- )
    xywh { x y w h }
    x s>f y s>f x w + s>f y h + s>f
    draw-rectangle GL_TRIANGLES draw-elements ;

' tile-draw tile is draw

tile class
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8 c, 9 c, 12 c,   9 c, 12 c, 13 c,
9 c, 10 c, 13 c,  10 c, 13 c, 14 c,
10 c, 11 c, 14 c, 11 c, 14 c, 15 c,
here button-triangles - Constant button-triangles#

: frame-draw ( -- )
    frame-tex perform  frame-color @ border @ xywh { c b x y w h }
    i? >v
    4 0 DO
	4 0 DO
	    x b I button-border + c@ >r
	    r@ 1 and 0= IF drop 0      THEN
	    r> 2 and    IF negate w +  THEN  + s>f
	    y b J button-border + c@ >r
	    r@ 1 and 0= IF drop 0      THEN
	    r> 2 and    IF negate h +  THEN  + s>f >xy
	    c rgba>c
	    n>
	    I sfloats button-st + sf@
	    J sfloats button-st + sf@ >st v+
	LOOP
    LOOP
    v>
    button-triangles button-triangles# bounds DO
	dup I c@ + i,
    LOOP drop
; ' frame-draw frame to draw

: <draw ( -- )  v0 i0
    program glUseProgram
    -1e 1e >apxy
    .01e 100e 100e >ap
    0.6e 0.4e 0.2e 1.0e glClearColor clear
    Ambient 1 ambient% glUniform1fv ;
: draw> ( -- )  GL_TRIANGLES draw-elements sync v0 i0 ;
: draw, ( -- )  GL_TRIANGLES draw-elements v0 i0 ;








button1 "button2.png" load-texture 2drop \ don't need w/h
button2 "button3.png" load-texture 2drop \ don't need w/h
button3 "button.png" load-texture 2drop \ don't need w/h

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8 c, 9 c, 12 c,   9 c, 12 c, 13 c,
9 c, 10 c, 13 c,  10 c, 13 c, 14 c,
10 c, 11 c, 14 c, 11 c, 14 c, 15 c,
here button-triangles - Constant button-triangles#

: frame-draw ( -- )
    frame# @ frame-color @ border @ xywh { f c b x y w h }
    i? >v
    4 0 DO
	4 0 DO
	    x b I button-border + c@ >r
	    r@ 1 and 0= IF drop 0      THEN
	    r> 2 and    IF negate w +  THEN  + s>f
	    y b J button-border + c@ >r
	    r@ 1 and 0= IF drop 0      THEN
	    r> 2 and    IF negate h +  THEN  + s>f >xy
	    c rgba>c
	    n>
	    I sfloats button-st + sf@
	    J sfloats button-st + sf@ f #>st v+
	LOOP
    LOOP
    v>
    button-triangles button-triangles# bounds DO
	dup I c@ + i,
    LOOP drop
; ' frame-draw frame to draw

: <draw ( -- )  v0 i0
    program glUseProgram  style-tex
    -1e 1e >apxy
    .01e 100e 100e >ap
    0.6e 0.4e 0.2e 1.0e glClearColor clear
    Ambient 1 ambient% glUniform1fv ;
: draw> ( -- )  GL_TRIANGLES draw-elements sync v0 i0 ;

Variable style-i#

: load-style ( addr u -- n )  style-tex
    style-i# @ 8 /mod 128 * >r 128 * r> 2swap load-subtex 2drop
    style-i# @ 1 style-i# +! ;
: style: load-style Create , DOES> @ frame# ! ;

"button.png" style: button1
"button2.png" style: button2
"button3.png" style: button3


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Fossil version [611144ddd9] 2025-05-16 13:52:48