Check-in [6785b2f715]
Not logged in
Home Timeline Branches Tags Tickets Wiki Login

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:Added gl-slideshow.fs link to gles2 directory
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 6785b2f71587a2dc8b08bda747080376916c1148
User & Date: bernd 2014-07-01 23:49:53.128
Context
2014-08-15
00:11
32 bit problem with glGetShaderInfoLog fixed Leaf check-in: c7ea2c6286 user: bernd tags: trunk
2014-07-01
23:49
Added gl-slideshow.fs link to gles2 directory check-in: 6785b2f715 user: bernd tags: trunk
22:58
More version depending stuff, color done right check-in: 378ea8426f user: bernd tags: trunk
Changes
Unified Diff Ignore Whitespace Patch
Changes to gl-terminal.fs.
︙︙
350
351
352
353
354
355
356








    unit-matrix MVPMatrix set-matrix ;

:noname  defers window-init term-init config-changer ; IS window-init

window-init

previous previous \ remove opengl from search order















>
>
>
>
>
>
>

350
351
352
353
354
355
356
357
358
359
360
361
362
363

    unit-matrix MVPMatrix set-matrix ;

:noname  defers window-init term-init config-changer ; IS window-init

window-init

previous previous \ remove opengl from search order

\ android version for system

: system ( addr u -- )
    r/o open-pipe throw 0 { fd w^ string }
    fd string $[]slurp string $[]. string $[]off ;
: sh '#' parse cr system ;
Added gles2/gl-slideshow.fs. 






























































































































































































































































































































































































































































































































































>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270

\ Open GL slide show demo

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

also [IFDEF] android android [THEN]
also opengl

\ six slides in memory, cyclic wraparound

tex: slide0
tex: slide1
tex: slide2
tex: slide3
tex: slide4
tex: slide5

6 Constant slide#
20 Constant thumbs#

: slides:  Create  DOES> ( n -- addr ) swap slide# mod cells + ;
: thumbs:  Create  DOES> ( n -- addr ) swap thumbs# mod cells + ;

slides: slides
' slide0 , ' slide1 , ' slide2 ,
' slide3 , ' slide4 , ' slide5 ,
slides: slidex   -1 , -1 , -1 , -1 , -1 , -1 ,
slides: slidewh  -1 , -1 , -1 , -1 , -1 , -1 ,

\ 20 thumbs in memory, cyclic wraparound

tex: thumb00
tex: thumb01
tex: thumb02
tex: thumb03
tex: thumb04
tex: thumb05
tex: thumb06
tex: thumb07
tex: thumb08
tex: thumb09
tex: thumb10
tex: thumb11
tex: thumb12
tex: thumb13
tex: thumb14
tex: thumb15
tex: thumb16
tex: thumb17
tex: thumb18
tex: thumb19

thumbs: thumbs
' thumb00 , ' thumb01 , ' thumb02 , ' thumb03 , ' thumb04 ,
' thumb05 , ' thumb06 , ' thumb07 , ' thumb08 , ' thumb09 ,
' thumb10 , ' thumb11 , ' thumb12 , ' thumb13 , ' thumb14 ,
' thumb15 , ' thumb16 , ' thumb17 , ' thumb18 , ' thumb19 ,
thumbs: thumbx
-1 , -1 , -1 , -1 , -1 ,
-1 , -1 , -1 , -1 , -1 ,
-1 , -1 , -1 , -1 , -1 ,
-1 , -1 , -1 , -1 , -1 ,
thumbs: thumbwh
-1 , -1 , -1 , -1 , -1 ,
-1 , -1 , -1 , -1 , -1 ,
-1 , -1 , -1 , -1 , -1 ,
-1 , -1 , -1 , -1 , -1 ,

Variable slidelist

: read-in ( n -- )
    >r r@ dup slidex @ <> IF
	r@ slides perform
	r@ dup slidex !
	r@ slidelist $[]@ load-texture
	$10 lshift or r> slidewh !
    ELSE
	r> slides perform
    THEN ;

: read-thumb-in ( n -- )
    >r r@ dup thumbx @ <> IF
	r@ thumbs perform
	r@ dup thumbx !
	r@ slidelist $[]@ load-thumb
	$10 lshift or r> thumbwh !
    ELSE
	r> thumbs perform
    THEN ;

$FFFFFFFF Value slcolor
Variable xoff
Variable yoff

: sl-rectangle { f: x1 f: y1 f: x2 f: y2 -- }
    v0 i0 >v
    x1 xoff sf@ f+  y2 yoff sf@ f+ >xy slcolor rgba>c n> 0e 0e >st v+
    x2 xoff sf@ f+  y2 yoff sf@ f+ >xy slcolor rgba>c n> 1e 0e >st v+
    x2 xoff sf@ f+  y1 yoff sf@ f+ >xy slcolor rgba>c n> 1e 1e >st v+
    x1 xoff sf@ f+  y1 yoff sf@ f+ >xy slcolor rgba>c n> 0e 1e >st v+
    v> 0 i, 1 i, 2 i, 0 i, 2 i, 3 i, ;

: blend ( alpha -- ) $FF fm* f>s $FF and $FFFFFF00 or to slcolor ;
: xshift ( delta -- ) xoff sf! ;
: yshift ( delta -- ) yoff sf! ;

: <draw-slide ( -- )
    program init  unit-matrix MVPMatrix set-matrix
    0e fdup fdup 1.0e glClearColor clear
    Ambient 1 ambient% glUniform1fv ;
: draw-slide ( n -- )  read-in
    -1e -1e 1e 1e sl-rectangle GL_TRIANGLES draw-elements ;

4 Constant thumb#
2e thumb# fm/ FConstant 2/x
1e thumb# fm/ 0.9e f* FConstant 1/x \ with border

: draw-thumb { f: x f: y n -- }  n read-thumb-in
    x 1/x f- y 1/x f- x 1/x f+ y 1/x f+
    sl-rectangle GL_TRIANGLES draw-elements ;
: draw-thumbs { n -- }
    thumb# 1+ 0 DO
	thumb# 0 DO
	    n J thumb# * + I + dup slidelist $[]# u< IF
		I 2* thumb# 1- - 2/x fm* f2/
		thumb# 1- J 2* - 2/x fm* f2/ draw-thumb
	    ELSE  drop  THEN
	LOOP
    LOOP ;
    
: draw-slide> ( -- ) sync ;

[IFUNDEF] ftime
    : ftime ( -- r ) ntime d>f 1e-9 f* ;
[THEN]

: fade { n1 n2 f: delta-time -- } n1 n2 = ?EXIT
    ftime { f: startt }
    BEGIN  ftime startt f- delta-time f/ fdup 1e f<  WHILE
	    <draw-slide
	    1e blend n1 draw-slide
	    blend n2 draw-slide
	    draw-slide>  REPEAT
    <draw-slide 1e blend n2 draw-slide draw-slide>
    fdrop ;

: hslide { n1 n2 f: delta-time -- } n1 n2 = ?EXIT
    ftime { f: startt }
    BEGIN  ftime startt f- delta-time f/ fdup 1e f<  WHILE
	    <draw-slide
	    pi f* fcos 1e f- [ pi f2/ fnegate ] FLiteral f* fcos 1e f-
	    fdup n1 n2 > IF fnegate  THEN xshift n1 draw-slide
	    2e f+ n1 n2 > IF fnegate  THEN xshift n2 draw-slide
	    draw-slide>  REPEAT
    <draw-slide n2 draw-slide draw-slide>
    fdrop ;

: vslide { n1 n2 f: delta-time -- } n1 n2 = ?EXIT
    ftime { f: startt }
    BEGIN  ftime startt f- delta-time f/ fdup 1e f<  WHILE
	    <draw-slide
	    pi f* fcos 1e f- [ pi f2/ fnegate ] FLiteral f* fcos 1e f-
	    fdup n1 n2 < IF fnegate  THEN yshift n1 draw-slide
	    2e f+ n1 n2 < IF fnegate  THEN yshift n2 draw-slide
	    draw-slide>  REPEAT
    <draw-slide n2 draw-slide draw-slide>
    fdrop ;

: slideshow-init ( -- )  ctx 0= IF  helper-init  THEN
    ['] VertexShader ['] FragmentShader create-program to program program init
    unit-matrix MVPMatrix set-matrix ;

Variable current-slide

: prefetch ( -- )
    current-slide @ 1+ slidelist $[]# 1- min read-in
    current-slide @ 1- 0 max read-in ;
: prefetch-thumb ( -- ) ;

: +slide ( n -- n1 n2 )
    current-slide @ tuck + 0 max slidelist $[]# 1- min dup current-slide ! ;

: thumb-slide ( n -- ) +slide
    <draw-slide current-slide @ draw-thumbs draw-slide> ;

: thumb-yr ( -- float )  current-slide @ thumb# / s>f
    y-pos sf@ f2/ thumb# fm* f+ ;

: thumb-scroll ( r -- ) fdup floor fdup f>s thumb# * current-slide ! f-
    f2* thumb# fm/ >y-pos  0 thumb-slide ;

: +thumb-slide ( delta -- )
    thumb-yr f+ slidelist $[]# thumb# / 1 - s>f fmin
    0e fmax thumb-scroll 2drop ;

: ?esc ( -- )  key? IF  key #esc = IF  -1 level# +!  THEN  THEN ;

: slide-reshow ( -- )
    0e >y-pos <draw-slide current-slide @ draw-slide draw-slide> ;

: slide-input ( -- )
    >looper ?esc
    *input >r r@ IF
	case  r@ action @  r@ action on
	    1 ( AMOTION_EVENT_ACTION_UP ) of
		short? IF
		    3 3 click-regions
		    BEGIN
			2dup 1 0 d= IF  2drop -1 +slide 1e  vslide  LEAVE  THEN
			2dup 1 2 d= IF  2drop  1 +slide 1e  vslide  LEAVE  THEN
			2dup 0 1 d= IF  2drop -1 +slide 1e  hslide  LEAVE  THEN
			2dup 2 1 d= IF  2drop  1 +slide 1e  hslide  LEAVE  THEN
			2dup 1 1 d= IF  2drop  1 +slide .5e fade    LEAVE  THEN
			2drop
		    DONE
		THEN
	    endof
	    0 of  !click  endof
	endcase
    THEN  rdrop
    need-sync @ IF  slideshow-init slide-reshow  need-sync off  THEN ;

: (reshow) ( -- )
    slide-reshow
    BEGIN  prefetch slide-input  level# @ 0= UNTIL  need-sync on ;

: reshow ( -- ) [IFDEF] android  kbflag @ IF  togglekb  THEN [THEN]
    1 level# +! slideshow-init (reshow) ;

: up-down ( -- )
    ekey? IF  ekey case
	    k-up    of  [ thumb# dup * negate ]L thumb-slide  endof
	    k-down  of  [ thumb# dup *        ]L thumb-slide  endof
	    #esc    of  -1 level# +!                          endof
	endcase
    THEN ;

: thumb-input ( -- ) up-down
    >looper
    *input >r r@ IF
	r@ action @
	case  1 of
		short? IF
		    thumb# dup click-regions
		    thumb# * + current-slide +!
		    (reshow)  1 level# +!
		    0 thumb-slide
		THEN
		r@ action on
	    endof
	    abs 1 <> IF
		thumb# r@ y0 @ last-y0 motion-y0 ['] +thumb-slide do-motion
	    ELSE
		last-y0 motion-y0 ['] +thumb-slide drag-motion
	    THEN  0
	endcase
    THEN  rdrop
    need-sync @ IF  slideshow-init 0 thumb-slide  need-sync off  THEN ;

: rethumb ( -- ) [IFDEF] android  kbflag @ IF  togglekb  THEN [THEN] 0e >y-pos
    1 level# +! slideshow-init 0 thumb-slide
    BEGIN  prefetch-thumb  thumb-input  level# @ 0= UNTIL  need-sync on ;
: slide-show ( addr u -- )
    slidelist $[]slurp-file current-slide off reshow ;
: thumb-show ( addr u -- )
    slidelist $[]slurp-file current-slide off rethumb ;

previous previous

\ s" slide.lst" slide-show
Changes to gles2/gl-terminal.fs.
︙︙
350
351
352
353
354
355
356








    unit-matrix MVPMatrix set-matrix ;

:noname  defers window-init term-init config-changer ; IS window-init

window-init

previous previous \ remove opengl from search order















>
>
>
>
>
>
>

350
351
352
353
354
355
356
357
358
359
360
361
362
363

    unit-matrix MVPMatrix set-matrix ;

:noname  defers window-init term-init config-changer ; IS window-init

window-init

previous previous \ remove opengl from search order

\ android version for system

: system ( addr u -- )
    r/o open-pipe throw 0 { fd w^ string }
    fd string $[]slurp string $[]. string $[]off ;
: sh '#' parse cr system ;
Fossil version [611144ddd9] 2025-05-16 13:52:48