begin of a new era, maybe

Fraktalism/README.md

@@ -33,5 +33,5 @@ Generally writen as a *sequencial unformated* file.
 
 - Voir de près le calcul du cadrage 
 - Rajouter des formules
-- Ne pas procastiner
+- Ne pas procastiner sur le reste
 

Fraktalism/julia.f90

@@ -1,6 +1,7 @@
-! 
+!-----------------------------------------------------
-!    this is the main programm
+!           JULIA
-! 
+!           =====
+!    this is the main program
 !-----------------------------------------------------
 
 program julia
@@ -24,7 +25,7 @@ program julia
     call getarg(2, string)       ;   read (string, *) cx
     call getarg(3, string)       ;   read (string, *) cy
 
-    call simple_julia(picz, cx, cy, 250)
+    call simple_julia(picz, cx, cy, 2500)
     call spit_as_pgm_8(picz, trim(filename))
 
 end program

Fraktalism/mkjuliagif.sh

@@ -14,13 +14,13 @@ fi
 #
 #	run the prog
 #
-for foo in $(seq 0 39)
+for foo in $(seq 0 99)
 do
 
-	img=$(printf "frames/%05d.pgm" $foo)
+	img=$(printf "frames/julia/%05d.pgm" $foo)
 	bar=$(echo "$foo / 247.0"      | bc -l)
-	cx=$(echo "0.4 * c($foo)"     | bc -l)
+	cx=$(echo "0.3 * c($foo/3)"     | bc -l)
-	cy=$(echo "0.4 * s($foo*2)"   | bc -l)
+	cy=$(echo "0.3 * s($foo/2)"   | bc -l)
 
 	./julia $img $cx $cy
 
@@ -28,5 +28,6 @@ done
 
 echo ; echo "Encoding, please wait..."
 
-convert -delay 10 frames/*.pgm foo.gif
+convert -delay 10 frames/julia/*.pgm foo.gif
+animate foo.gif &
 

Fraktalism/pick3d.pov

@@ -24,11 +24,12 @@ union {
 
 // --------------------------------------------------------------
 
-#declare TS = 0.017;
+#declare TS = 0.025;
 
 #declare Truc = object
 {
-box { <-TS, -TS, -TS>, <TS, TS, TS> }
+// box { <-TS, -TS, -TS>, <TS, TS, TS> }
+sphere { <0, 0, 0>, TS*0.83 }
 }
 
 #include  "WS/pickover.inc"
@@ -57,7 +58,7 @@ object {
 plane   {
         <0, 1, 0>, 0
         texture {
-                pigment { color srgb <0.133, 0.155, 0.111> } 
+                pigment { color srgb <0.233, 0.155, 0.191> } 
                 finish { phong 0.18 metallic 0.55 }
                 }
         }
@@ -65,18 +66,18 @@ plane   {
 
 //  ----------------------------------------------------------
 
-light_source { <-12, 17, -11> color Gray90 }
+light_source { <-12, 15, -11> color Gray90 }
-light_source { <-11, 11,   9> color Gray60 }
+light_source { < 11, 11,  13> color Gray60 }
 
-#declare XCAM =  -3.8;
+#declare XCAM =  -3.1;
 #declare YCAM =   3;
-#declare ZCAM =   2.1;
+#declare ZCAM =   1.9;
 
 camera  {
         location   	<XCAM, YCAM, ZCAM>
         look_at    	<0,    2.09,   0>
         right           x*image_width/image_height
-        angle           92
+        angle           82
         }
 //  ----------------------------------------------------------
 

Fraktalism/pick3d.sh

@@ -1,12 +1,20 @@
 #!/bin/bash
 
-POVOPT=" -d +q9 +a +W1920 +H1080 -v +WT4"
+POVOPT=" -d +q9 +a +W1280 +H1024 -v +WT2"
-PASS=600
+PASS=999
 ERR="/tmp/pov.error"
 POVINC="WS/pickover.inc"
+TMPF="/dev/shm/pickover.png"
+
+make pickover
+if [ $? -ne 0 ] ; then
+	echo
+	echo "Make error " $?
+	exit 1
+fi
 
 ./pickover foo.pgm | awk -f pick2pov.awk > $POVINC
-head $POVINC
+# head $POVINC
 
 for pass in $(seq 0 $(( PASS-1 )) )
 do
@@ -16,18 +24,24 @@ do
 
 	povray -ipick3d.pov -K${pass}			\
 			Declare=NBPASS=${PASS}		\
-			$POVOPT -O${dstname} 2> $ERR
+			$POVOPT -O${TMPF} 2> $ERR
 	if [ $? -ne 0 ]
 	then
-		tail $ERR
+		tail -20 $ERR
 		exit
 	fi
 
-	sleep  16
+	convert		${TMPF}			\
+			-fill  Gray50		\
+			-gravity South-West	\
+			-pointsize 24		\
+			-annotate +20+10 "tTh"	\
+			$dstname
+
+	sleep  10
 
 done
 
-
 ffmpeg  -nostdin                                        	\
         -loglevel warning                               	\
         -y -r 25 -f image2 -i frames/pick3d/%05d.png            \

Fraktalism/pickover.f90

@@ -33,11 +33,11 @@ program pickover
       STOP " : NO ENOUGH MEMORY"
     endif
 
-    coefs(1) = 2.24     ;     coefs(2) = 0.43
+    coefs(1) =  2.24     ;     coefs(2) =  0.43
-    coefs(3) = -0.65    ;     coefs(4) = -2.43
+    coefs(3) = -0.65     ;     coefs(4) = -2.43
 
     call compute_pickover(points, coefs)
-    call list_points3d(points, 2, 42000)
+    call list_points3d(points, 200, 15000)
 
 end program
 

Fraktalism/spitpgm.f90

@@ -1,73 +0,0 @@
-module spitpgm
-
-    implicit none
-
-    contains
-
-!-----------------------------------------------------
-
-subroutine spit_as_pgm(pic, fname)
-
-    integer, intent(in), dimension (:,:)  ::  pic
-    character (len=*), intent(in)         ::  fname
-
-    integer   :: io, foo
-    integer   :: ix, iy
-    real      :: fk, fpix
-
-    write(0, '(1X, A)') "> spit_as_pgm to " // trim(fname)
-
-    open(newunit=io, file=fname)
-    write (io, '(a2)') "P2"
-    write (io, '(i0," ",i0)')  size(pic, 1), size(pic, 2)
-    write (io, '(i0)') 65535
-
-    foo = MAXVAL(pic)
-    if (foo .EQ. 0) then
-        print *, " IS SOMETHING WRONG GOING TO HAPPEN ?"
-        do ix = 1, size(pic)
-            write (io, "(i0)") 0
-        enddo
-    else
-        fk = float(foo)  / 65535.0
-        print *, "  max pix value", foo, "  fk =  ", fk
-        do iy = 1, ubound(pic, 2)
-            do ix = 1, ubound(pic, 1)
-                 fpix = float(pic(ix, iy)) / fk
-                 write (io, "(i0)") int(fpix)
-            end do
-        end do
-    endif
-    close(io)
-
-end subroutine
-!-----------------------------------------------------
-subroutine spit_as_pgm_8(pic, fname)
-
-    integer, intent(in), dimension (:,:)  ::  pic
-    character (len=*), intent(in)         ::  fname
-
-    integer   :: io, foo
-    integer   :: ix, iy
-
-    ! XXX print *, "> spit_as_pgm_8 to ", fname
-    foo = MAXVAL(pic)
-    ! XXX print *, "      max = ", foo
-    open(newunit=io, file=fname)
-    write (io, '(a2)') "P2"
-    write (io, '(i0," ",i0)')  size(pic, 1), size(pic, 2)
-    write (io, '(i0)') 255
-
-    do iy=1,ubound(pic, 2)
-      do ix=1, ubound(pic, 1)
-        foo = pic(ix, iy)
-        if (foo .GT. 255)  foo = 255
-        write(io, "(i3)") foo
-      enddo
-    enddo
-    close(io)
-
-end subroutine
-!-----------------------------------------------------
-
-end module spitpgm

Fraktalism/voxelize.f90

@@ -0,0 +1,47 @@
+!-----------------------------------------------------
+!           VOXELIZE
+!           ========
+!    this is the main program
+!-----------------------------------------------------
+program voxelize
+  use fraktals
+
+  integer, parameter                          :: DIM = 500
+  integer, dimension(:,:,:), allocatable      :: cube
+  type(t_point3d), dimension(:), allocatable  :: points
+  integer                                     :: errcode, foo
+  integer                                     :: ix, iy, iz
+  double precision, dimension(4)              :: coefs
+
+  foo = (DIM*DIM*DIM) / (1024)
+  PRINT *, "memory request for cube (in Kwords) ", foo
+
+  allocate (cube(DIM,DIM,DIM), stat=errcode)
+  if (0 .NE. errcode) then
+    STOP " : NO ENOUGH MEMORY FOR CUBE"
+  endif
+
+  nbr_points = 99999
+  allocate(points(nbr_points), stat=errcode)
+  if (0 .NE. errcode) then
+    STOP " : NO ENOUGH MEMORY FOR POINTS"
+  endif
+
+  coefs(1) =  2.24     ;     coefs(2) =  0.43
+  coefs(3) = -0.65     ;     coefs(4) = -2.43
+  call compute_pickover(points, coefs)
+
+  call clear_cube(cube)
+
+  do foo=1, nbr_points
+    ix = nint(points(foo)%x * dble(DIM))
+    iy = nint(points(foo)%y * dble(DIM))
+    iz = nint(points(foo)%z * dble(DIM))
+  enddo
+!-----------------------------------------------------
+contains
+!-----------------------------------------------------
+!-----------------------------------------------------
+end program voxelize
+!-----------------------------------------------------
+

RandomStuff/README.md

@@ -2,3 +2,8 @@
 
 Warning, non-sense inside !
 
+## Utilities
+
+
+## Debug tools
+

SoundBrotching/c-tools/README.md

@@ -0,0 +1,16 @@
+# C tools
+
+Support utilities for SoundBrotching.
+
+### wav2text
+
+Conversion d'un fichier son en text machinable.
+
+### text2wav
+
+Conversion d'un fichier texte en fichier son.
+
+### text2ao
+
+Envoi d'un fichier texte vers une sortie audio.
+

SoundBrotching/c-tools/text2ao.c

@@ -0,0 +1,60 @@
+/*
+ *		TEXT TO AUDIO OUTPUT
+ */
+
+#include  <stdio.h>
+#include  <string.h>
+#include   <sndfile.h>
+#include   <ao/ao.h>		/* for the sound output */
+
+#include  "support.h"
+
+/* --------------------------------------------------------------- */
+int	sound_blasting(FILE *input)
+{
+int			driver;
+ao_sample_format	format;
+ao_device		* device;
+
+fprintf(stderr, ">>> %s ( %p )\n", __func__, input);
+
+ao_initialize();
+driver = ao_default_driver_id();
+
+fprintf(stderr, "    driver is #%d\n", driver);
+
+memset(&format, 0, sizeof(ao_sample_format));	    /* indispensable */
+
+format.bits		= 16;
+format.channels		= 2;
+format.rate		= 44100;
+format.byte_format	= AO_FMT_LITTLE;		/* XXX ??? */
+device = ao_open_live(driver, &format, NULL);
+if (device == NULL)
+	{
+	fprintf(stderr, "\n%s: Error open device\n", __func__);
+	/*
+	 *  comment connaitre la cause de l'erreur ?
+	 */
+	return -2;
+	}
+fprintf(stderr, "sound device open at %p\n", device);
+
+return -1;
+}
+/* --------------------------------------------------------------- */
+int main(int argc, char *argv[])
+{
+int			foo;
+
+print_version(argv[0]);
+
+if (argc < 2) {
+	fprintf(stderr, "%s uh?\n", argv[0]);
+	}
+foo = sound_blasting(stdin);
+fprintf(stderr, "sound blasting -> %d\n", foo);
+
+return 0;
+}
+/* --------------------------------------------------------------- */

SoundBrotching/genwaves.f90

@@ -2,12 +2,8 @@ program genwaves
 
   use soundbrotch
   ! -----------------------------
-
   implicit none
 
-
-  print *, "genwaves is coming soon..."
-
   call soundbrotch_version()
 
 

SoundBrotching/panoramix.f90

@@ -1,9 +1,35 @@
 
 program panoramix
 
+  use soundbrotch
+! ------------------------------------------------------
   implicit none
+  integer                             :: left, right
+  integer                             :: errcode
+  integer                             :: nblus
+  real                                :: value, phi, ka
 
-  print *, "Panoramix coming soon..."
+  call soundbrotch_version()
+
+  nblus = 0
+  do
+    read (*, *, iostat=errcode) left, right
+    if (errcode .NE. 0) then
+      write(0, *) 'EOF ? ', errcode
+      exit 
+    endif
+
+    !  *** NON WORKING CODE ***
+    phi   = real(nblus) / 20000.0
+    ka    = sin(phi)
+    value = (real(left)+real(right)) / 2.05
+    left  = int(value*ka)
+    right = int(value*(1.0-ka))
+
+    print *, left, right
+
+    nblus = nblus + 1
+  enddo
 
 end program
 

SoundBrotching/soundbrotch.f90

@@ -1,6 +1,13 @@
 module soundbrotch
 
   implicit none
+  ! ---------------------------------------------------------
+  type t_sample
+    integer             :: left
+    integer             :: right
+  end type
+
+  ! ---------------------------------------------------------
 
   contains
 
@@ -8,7 +15,7 @@ module soundbrotch
 
   subroutine soundbrotch_version ()
 
-    write(0, '(A)') "*** this is soundbrotch version alpha"
+    write(0, '(A)') "*** this is soundbrotch version alpha 666"
 
   end subroutine
 

SoundBrotching/support.c

@@ -1,31 +0,0 @@
-/*
- *	C SUPPORT FUNCTIONS
- */
-
-#include  <stdio.h>
-#include  <stdlib.h>
-
-#include   <sndfile.h>
-
-#include  "support.h"
-
-/* --------------------------------------------------------------- */
-int display_sf_info(SF_INFO *psf, char *text)
-{
-
-fprintf(stderr, "    +-- sf info [%s]    %p\n", text, psf);
-
-fprintf(stderr, "    |   samplerate          %d\n", psf->samplerate);
-fprintf(stderr, "    |   channels            %d\n", psf->channels);
-fprintf(stderr, "    |   frames              %ld\n", psf->frames);
-
-return 0;
-}
-/* --------------------------------------------------------------- */
-
-void print_version(char *msg)
-{
-fprintf(stderr, "======== %s === compiled %s, %s\n",	\
-			msg, __DATE__, __TIME__);
-}
-/* --------------------------------------------------------------- */

SoundBrotching/text2ao.c

@@ -1,21 +0,0 @@
-/*
- *		TEXT TO AUDIO OUTPUT
- */
-
-#include  <stdio.h>
-
-#include   <sndfile.h>
-
-#include  "support.h"
-
-/* --------------------------------------------------------------- */
-
-/* --------------------------------------------------------------- */
-int main(int argc, char *argv[])
-{
-
-print_version(argv[0]);
-
-return 0;
-}
-/* --------------------------------------------------------------- */

SoundBrotching/text2wav.c

@@ -1,34 +0,0 @@
-/*
- *	TEXT TO WAV
- */
-
-#include  <stdio.h>
-#include  <stdlib.h>
-#include   <sndfile.h>
-
-#include  "support.h"
-
-/* --------------------------------------------------------------- */
-int convert_text_to_wav(char *outfname)
-{
-
-#if DEBUG_LEVEL
-fprintf(stderr, ">>> %s ( '%s' )\n", __func__, outfname);
-#endif
-
-return -1;
-}
-/* --------------------------------------------------------------- */
-int main(int argc, char *argv[])
-{
-
-print_version(argv[0]);
-
-if (2 != argc) {
-	fprintf(stderr, "fubar\n");
-	exit(1);
-	}
-
-return 0;
-}
-/* --------------------------------------------------------------- */

SoundBrotching/wav2text.c

@@ -1,81 +0,0 @@
-/*
- *	WAV TO TEXT
- */
-
-#include  <stdio.h>
-#include  <stdlib.h>
-#include  <string.h>
-
-#include  <sndfile.h>
-
-#include  "support.h"
-
-/* --------------------------------------------------------------- */
-int convert_wav_to_text(char *infname)
-{
-SNDFILE			* sndf;
-SF_INFO			sfinfo;
-int			foo, lu;
-short			* samples;
-
-#if DEBUG_LEVEL
-fprintf(stderr, ">>> %s ( '%s' )\n", __func__, infname);
-#endif
-
-memset(&sfinfo, 0, sizeof(sfinfo));		/* be clean */
-
-sndf = sf_open(infname, SFM_READ, &sfinfo);
-if (sndf==NULL)
-	{
-	/*catch the snfile errmsg here XXX */
-	fprintf(stderr, "error sf_opening %s\n", infname);
-	exit(1);
-	}
-
-foo = display_sf_info(&sfinfo, "why not ?");
-if (foo) {
-	fprintf(stderr, "%s: corrupted sf_info ?\n", __func__);
-	abort();
-	}
-
-/* get memory for bufferins read from sound file */
-if ( NULL == (samples = malloc(BUFFER_SIZE*sizeof(short))) )
-	{
-	perror("\n no memory in converter");
-	abort();
-	}
-
-while ( (lu=sf_read_short(sndf, samples, BUFFER_SIZE)) > 0 )
-	{
-	fprintf(stderr, "   LU  = %5lu\n", lu);
-
-	}
-/*
- *	job done, some cleanup
- */
-free(samples);
-
-
-return -1;
-}
-/* --------------------------------------------------------------- */
-void usage(void)
-{
-printf("usage:\n\twav2txt 1337.wav\n");
-exit(0);
-}
-/* --------------------------------------------------------------- */
-int main(int argc, char *argv[])
-{
-int			foo;
-
-print_version(argv[0]);
-
-if (2 != argc)		usage();
-
-foo = convert_wav_to_text(argv[1]);
-fprintf(stderr, "got a %d from converter\n", foo);
-
-return 0;
-}
-/* --------------------------------------------------------------- */