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-rw-r--r--src/flam3.c46
1 files changed, 37 insertions, 9 deletions
diff --git a/src/flam3.c b/src/flam3.c
index f15b335..e2f0bc7 100644
--- a/src/flam3.c
+++ b/src/flam3.c
@@ -63,11 +63,12 @@ char *flam3_version() {
if (strcmp(SVN_REV, "exported"))
return flam3_os "-" VERSION "." SVN_REV;
- return VERSION;
+ return flam3_os "-" VERSION;
}
-#define CHOOSE_XFORM_GRAIN 10000
+#define CHOOSE_XFORM_GRAIN 16384
+#define CHOOSE_XFORM_GRAIN_M1 16383
#define random_distrib(v) ((v)[random()%vlen(v)])
@@ -247,10 +248,11 @@ int flam3_iterate(flam3_genome *cp, int n, int fuse, double *samples, unsigned
for (i = -4*fuse; i < 4*n; i+=4) {
+// fn = xform_distrib[ lastxf*CHOOSE_XFORM_GRAIN + (((unsigned)irand(rc)) % CHOOSE_XFORM_GRAIN)];
if (cp->chaos_enable)
- fn = xform_distrib[ lastxf*CHOOSE_XFORM_GRAIN + (((unsigned)irand(rc)) % CHOOSE_XFORM_GRAIN)];
+ fn = xform_distrib[ lastxf*CHOOSE_XFORM_GRAIN + (((unsigned)irand(rc)) & CHOOSE_XFORM_GRAIN_M1)];
else
- fn = xform_distrib[ ((unsigned)irand(rc)) % CHOOSE_XFORM_GRAIN ];
+ fn = xform_distrib[ ((unsigned)irand(rc)) & CHOOSE_XFORM_GRAIN_M1 ];
if (apply_xform(cp, fn, p, q, rc)>0) {
consec ++;
@@ -1797,6 +1799,32 @@ void flam3_print(FILE *f, flam3_genome *cp, char *extra_attributes, int print_ed
}
+ int hexpalette = argi("hexpalette",0);
+
+ if (hexpalette) {
+
+ fprintf(f," <palette count=\"256\" format=\"RGB\">");
+
+ for (i=0; i < 256; i++) {
+
+ int r, g, b;
+ r = rint(cp->palette[i].color[0] * 255.0);
+ g = rint(cp->palette[i].color[1] * 255.0);
+ b = rint(cp->palette[i].color[2] * 255.0);
+
+ if (i % 8 == 0) {
+ fprintf(f,"\n");
+ fprintf(f," ");
+ }
+
+ fprintf(f,"%2x%2x%2x",r,g,b);
+
+ }
+
+ fprintf(f,"\n");
+ fprintf(f," </palette>\n");
+
+ } else {
for (i = 0; i < 256; i++) {
double r, g, b, a;
r = (cp->palette[i].color[0] * 255.0);
@@ -1804,8 +1832,7 @@ void flam3_print(FILE *f, flam3_genome *cp, char *extra_attributes, int print_ed
b = (cp->palette[i].color[2] * 255.0);
a = (cp->palette[i].color[3] * 255.0);
-// if (i%4 == 0)
- fprintf(f, " ");
+ fprintf(f, " ");
if (flam27_flag || a==255.0) {
@@ -1831,6 +1858,7 @@ void flam3_print(FILE *f, flam3_genome *cp, char *extra_attributes, int print_ed
fprintf(f, "\n");
}
+ }
if (cp->edits != NULL && print_edits==flam3_print_edits) {
@@ -3813,15 +3841,15 @@ double flam3_render_memory_required(flam3_frame *spec)
{
flam3_genome *cps = spec->genomes;
int real_bits = spec->bits;
+ int real_bytes;
if (33 == real_bits) real_bits = 32;
- /* note 4 channels * 2 buffers cancels out 8 bits per byte */
- /* does not yet include memory for density estimation filter */
+ real_bytes = real_bits / 8;
return
(double) cps[0].spatial_oversample * cps[0].spatial_oversample *
- (double) cps[0].width * cps[0].height * real_bits;
+ (double) cps[0].width * cps[0].height * real_bytes * 9.0;
}
void bits_error(flam3_frame *spec) {