Remove render_hkl --povray and remenants of cubeit

7 files changed, 35 insertions, 444 deletions

diff --git a/Makefile.am b/Makefile.am
index 598b8ee0..5e7d8d19 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -3,9 +3,8 @@ SUBDIRS = lib doc/reference libcrystfel
 ACLOCAL_AMFLAGS = -I m4
 
 bin_PROGRAMS = src/pattern_sim src/process_hkl src/get_hkl src/indexamajig \
-               src/compare_hkl src/powder_plot src/render_hkl \
-               src/calibrate_detector src/partialator \
-               src/check_hkl src/partial_sim
+               src/compare_hkl src/powder_plot src/calibrate_detector \
+               src/partialator src/check_hkl src/partial_sim
 
 noinst_PROGRAMS = tests/list_check tests/integration_check \
                   tests/pr_gradient_check tests/symmetry_check
@@ -24,6 +23,10 @@ if BUILD_HDFSEE
 bin_PROGRAMS += src/hdfsee
 endif
 
+if HAVE_CAIRO
+bin_PROGRAMS += src/render_hkl
+endif
+
 AM_CFLAGS = -Wall
 AM_CPPFLAGS = -DDATADIR=\""$(datadir)"\" -I$(top_builddir)/lib
 AM_CPPFLAGS += -I$(top_srcdir)/lib
@@ -56,7 +59,9 @@ src_check_hkl_SOURCES = src/check_hkl.c
 
 src_powder_plot_SOURCES = src/powder_plot.c
 
-src_render_hkl_SOURCES = src/render_hkl.c src/povray.c
+if HAVE_CAIRO
+src_render_hkl_SOURCES = src/render_hkl.c
+endif
 
 src_calibrate_detector_SOURCES = src/calibrate_detector.c
 
@@ -79,9 +84,8 @@ tests_pr_gradient_check_SOURCES = tests/pr_gradient_check.c \
 
 INCLUDES = -I$(top_srcdir)/libcrystfel/src -I$(top_srcdir)/data
 
-EXTRA_DIST += src/dw-hdfsee.h src/hdfsee.h src/povray.h \
-              src/render_hkl.h src/post-refinement.h src/hrs-scaling.h \
-              src/scaling-report.h
+EXTRA_DIST += src/dw-hdfsee.h src/hdfsee.h src/render_hkl.h \
+              src/post-refinement.h src/hrs-scaling.h src/scaling-report.h
 
 crystfeldir = $(datadir)/crystfel
 crystfel_DATA = data/diffraction.cl data/defs.h data/hdfsee.ui
diff --git a/Makefile.in b/Makefile.in
index 77193584..a1d869fc 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -38,22 +38,23 @@ host_triplet = @host@
 bin_PROGRAMS = src/pattern_sim$(EXEEXT) src/process_hkl$(EXEEXT) \
 	src/get_hkl$(EXEEXT) src/indexamajig$(EXEEXT) \
 	src/compare_hkl$(EXEEXT) src/powder_plot$(EXEEXT) \
-	src/render_hkl$(EXEEXT) src/calibrate_detector$(EXEEXT) \
-	src/partialator$(EXEEXT) src/check_hkl$(EXEEXT) \
-	src/partial_sim$(EXEEXT) $(am__EXEEXT_1)
+	src/calibrate_detector$(EXEEXT) src/partialator$(EXEEXT) \
+	src/check_hkl$(EXEEXT) src/partial_sim$(EXEEXT) \
+	$(am__EXEEXT_1) $(am__EXEEXT_2)
 noinst_PROGRAMS = tests/list_check$(EXEEXT) \
 	tests/integration_check$(EXEEXT) \
 	tests/pr_gradient_check$(EXEEXT) tests/symmetry_check$(EXEEXT) \
-	$(am__EXEEXT_2)
+	$(am__EXEEXT_3)
 TESTS = tests/list_check$(EXEEXT) tests/first_merge_check \
 	tests/second_merge_check tests/third_merge_check \
 	tests/fourth_merge_check tests/integration_check$(EXEEXT) \
 	tests/pr_gradient_check$(EXEEXT) tests/symmetry_check$(EXEEXT) \
-	$(am__EXEEXT_2)
+	$(am__EXEEXT_3)
 @BUILD_HDFSEE_TRUE@am__append_1 = src/hdfsee
-@HAVE_OPENCL_TRUE@am__append_2 = tests/gpu_sim_check
+@HAVE_CAIRO_TRUE@am__append_2 = src/render_hkl
 @HAVE_OPENCL_TRUE@am__append_3 = tests/gpu_sim_check
-@HAVE_CAIRO_TRUE@am__append_4 = src/scaling-report.c
+@HAVE_OPENCL_TRUE@am__append_4 = tests/gpu_sim_check
+@HAVE_CAIRO_TRUE@am__append_5 = src/scaling-report.c
 subdir = .
 DIST_COMMON = README $(am__configure_deps) $(srcdir)/Makefile.am \
 	$(srcdir)/Makefile.in $(srcdir)/config.h.in \
@@ -84,10 +85,11 @@ CONFIG_HEADER = config.h
 CONFIG_CLEAN_FILES =
 CONFIG_CLEAN_VPATH_FILES =
 @BUILD_HDFSEE_TRUE@am__EXEEXT_1 = src/hdfsee$(EXEEXT)
+@HAVE_CAIRO_TRUE@am__EXEEXT_2 = src/render_hkl$(EXEEXT)
 am__installdirs = "$(DESTDIR)$(bindir)" "$(DESTDIR)$(man1dir)" \
 	"$(DESTDIR)$(crystfeldir)" "$(DESTDIR)$(crystfeldocdir)" \
 	"$(DESTDIR)$(scriptdir)"
-@HAVE_OPENCL_TRUE@am__EXEEXT_2 = tests/gpu_sim_check$(EXEEXT)
+@HAVE_OPENCL_TRUE@am__EXEEXT_3 = tests/gpu_sim_check$(EXEEXT)
 PROGRAMS = $(bin_PROGRAMS) $(noinst_PROGRAMS)
 am__dirstamp = $(am__leading_dot)dirstamp
 am_src_calibrate_detector_OBJECTS = src/calibrate_detector.$(OBJEXT)
@@ -155,8 +157,8 @@ src_process_hkl_OBJECTS = $(am_src_process_hkl_OBJECTS)
 src_process_hkl_LDADD = $(LDADD)
 src_process_hkl_DEPENDENCIES = $(top_builddir)/lib/libgnu.a \
 	$(top_builddir)/libcrystfel/libcrystfel.la
-am_src_render_hkl_OBJECTS = src/render_hkl.$(OBJEXT) \
-	src/povray.$(OBJEXT)
+am__src_render_hkl_SOURCES_DIST = src/render_hkl.c
+@HAVE_CAIRO_TRUE@am_src_render_hkl_OBJECTS = src/render_hkl.$(OBJEXT)
 src_render_hkl_OBJECTS = $(am_src_render_hkl_OBJECTS)
 src_render_hkl_LDADD = $(LDADD)
 src_render_hkl_DEPENDENCIES = $(top_builddir)/lib/libgnu.a \
@@ -235,7 +237,7 @@ DIST_SOURCES = $(src_calibrate_detector_SOURCES) \
 	$(src_indexamajig_SOURCES) $(src_partial_sim_SOURCES) \
 	$(am__src_partialator_SOURCES_DIST) $(src_pattern_sim_SOURCES) \
 	$(src_powder_plot_SOURCES) $(src_process_hkl_SOURCES) \
-	$(src_render_hkl_SOURCES) \
+	$(am__src_render_hkl_SOURCES_DIST) \
 	$(am__tests_gpu_sim_check_SOURCES_DIST) \
 	$(tests_integration_check_SOURCES) $(tests_list_check_SOURCES) \
 	$(tests_pr_gradient_check_SOURCES) \
@@ -541,7 +543,7 @@ EXTRA_DIST = configure m4/gnulib-cache.m4 tests/first_merge_check \
 	tests/second_merge_check tests/third_merge_check \
 	tests/fourth_merge_check tests/first_merge_check.hkl \
 	tests/third_merge_check.hkl tests/fourth_merge_check.hkl \
-	src/dw-hdfsee.h src/hdfsee.h src/povray.h src/render_hkl.h \
+	src/dw-hdfsee.h src/hdfsee.h src/render_hkl.h \
 	src/post-refinement.h src/hrs-scaling.h src/scaling-report.h \
 	$(crystfel_DATA) doc/twin-calculator.pdf \
 	doc/examples/lcls-dec.geom \
@@ -574,10 +576,10 @@ src_get_hkl_SOURCES = src/get_hkl.c
 src_compare_hkl_SOURCES = src/compare_hkl.c
 src_check_hkl_SOURCES = src/check_hkl.c
 src_powder_plot_SOURCES = src/powder_plot.c
-src_render_hkl_SOURCES = src/render_hkl.c src/povray.c
+@HAVE_CAIRO_TRUE@src_render_hkl_SOURCES = src/render_hkl.c
 src_calibrate_detector_SOURCES = src/calibrate_detector.c
 src_partialator_SOURCES = src/partialator.c src/post-refinement.c \
-	src/hrs-scaling.c $(am__append_4)
+	src/hrs-scaling.c $(am__append_5)
 tests_list_check_SOURCES = tests/list_check.c
 tests_integration_check_SOURCES = tests/integration_check.c
 tests_symmetry_check_SOURCES = tests/symmetry_check.c
@@ -790,8 +792,6 @@ src/process_hkl$(EXEEXT): $(src_process_hkl_OBJECTS) $(src_process_hkl_DEPENDENC
 	$(AM_V_CCLD)$(LINK) $(src_process_hkl_OBJECTS) $(src_process_hkl_LDADD) $(LIBS)
 src/render_hkl.$(OBJEXT): src/$(am__dirstamp) \
 	src/$(DEPDIR)/$(am__dirstamp)
-src/povray.$(OBJEXT): src/$(am__dirstamp) \
-	src/$(DEPDIR)/$(am__dirstamp)
 src/render_hkl$(EXEEXT): $(src_render_hkl_OBJECTS) $(src_render_hkl_DEPENDENCIES) src/$(am__dirstamp)
 	@rm -f src/render_hkl$(EXEEXT)
 	$(AM_V_CCLD)$(LINK) $(src_render_hkl_OBJECTS) $(src_render_hkl_LDADD) $(LIBS)
@@ -841,7 +841,6 @@ mostlyclean-compile:
 	-rm -f src/partialator.$(OBJEXT)
 	-rm -f src/pattern_sim.$(OBJEXT)
 	-rm -f src/post-refinement.$(OBJEXT)
-	-rm -f src/povray.$(OBJEXT)
 	-rm -f src/powder_plot.$(OBJEXT)
 	-rm -f src/process_hkl.$(OBJEXT)
 	-rm -f src/render_hkl.$(OBJEXT)
@@ -867,7 +866,6 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@src/$(DEPDIR)/partialator.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@src/$(DEPDIR)/pattern_sim.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@src/$(DEPDIR)/post-refinement.Po@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@src/$(DEPDIR)/povray.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@src/$(DEPDIR)/powder_plot.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@src/$(DEPDIR)/process_hkl.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@src/$(DEPDIR)/render_hkl.Po@am__quote@
diff --git a/configure b/configure
index 7689717f..2c68ae22 100755
--- a/configure
+++ b/configure
@@ -630,8 +630,6 @@ HAVE_FFTW_FALSE
 HAVE_FFTW_TRUE
 HAVE_CAIRO_FALSE
 HAVE_CAIRO_TRUE
-BUILD_CUBEIT_FALSE
-BUILD_CUBEIT_TRUE
 BUILD_HDFSEE_FALSE
 BUILD_HDFSEE_TRUE
 HAVE_OPENCL_FALSE
@@ -14001,16 +13999,6 @@ else
 fi
 
 
- if test x$have_cairo = xtrue \
-                                 -a x$have_libpng = xtrue; then
-  BUILD_CUBEIT_TRUE=
-  BUILD_CUBEIT_FALSE='#'
-else
-  BUILD_CUBEIT_TRUE='#'
-  BUILD_CUBEIT_FALSE=
-fi
-
-
  if test x$have_cairo = xtrue; then
   HAVE_CAIRO_TRUE=
   HAVE_CAIRO_FALSE='#'
@@ -14487,10 +14475,6 @@ if test -z "${BUILD_HDFSEE_TRUE}" && test -z "${BUILD_HDFSEE_FALSE}"; then
   as_fn_error $? "conditional \"BUILD_HDFSEE\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
-if test -z "${BUILD_CUBEIT_TRUE}" && test -z "${BUILD_CUBEIT_FALSE}"; then
-  as_fn_error $? "conditional \"BUILD_CUBEIT\" was never defined.
-Usually this means the macro was only invoked conditionally." "$LINENO" 5
-fi
 if test -z "${HAVE_CAIRO_TRUE}" && test -z "${HAVE_CAIRO_FALSE}"; then
   as_fn_error $? "conditional \"HAVE_CAIRO\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
diff --git a/configure.ac b/configure.ac
index 35f1374e..1412eb7e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -246,9 +246,6 @@ AM_CONDITIONAL([BUILD_HDFSEE], test x$have_gdk_pixbuf = xtrue \
                                 -a "x$have_gtk" = "xtrue" \
                                 -a "x$have_cairo" = "xtrue")
 
-AM_CONDITIONAL([BUILD_CUBEIT], test x$have_cairo = xtrue \
-                                 -a x$have_libpng = xtrue)
-
 AM_CONDITIONAL([HAVE_CAIRO], test x$have_cairo = xtrue)
 
 AM_CONDITIONAL([HAVE_FFTW], test x$have_fftw = xtrue)
diff --git a/src/povray.c b/src/povray.c
deleted file mode 100644
index d20c18e5..00000000
--- a/src/povray.c
+++ /dev/null
@@ -1,354 +0,0 @@
-/*
- * povray.c
- *
- * Invoke POV-ray
- *
- * (c) 2006-2010 Thomas White <taw@physics.org>
- *
- * Part of CrystFEL - crystallography with a FEL
- *
- */
-
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <unistd.h>
-
-#include "cell.h"
-#include "utils.h"
-#include "symmetry.h"
-#include "render_hkl.h"
-#include "povray.h"
-
-
-#define MAX_PROC (256)
-
-
-int povray_render_animation(UnitCell *cell, RefList *list, unsigned int nproc,
-                            const SymOpList *sym, int wght, double boost,
-                            double scale_top)
-{
-	FILE *fh;
-	double asx, asy, asz;
-	double bsx, bsy, bsz;
-	double csx, csy, csz;
-	pid_t pids[MAX_PROC];
-	float max;
-	int i;
-	Reflection *refl;
-	RefListIterator *iter;
-	SymOpMask *m;
-
-	if ( (nproc > MAX_PROC) || (nproc < 1) ) {
-		ERROR("Number of processes must be a number between 1 and %i\n",
-		      MAX_PROC);
-		return 1;
-	}
-
-	fh = fopen("render.pov", "w");
-	fprintf(fh, "/* POV-Ray scene written by CrystFEL */\n\n");
-	fprintf(fh, "#include \"colors.inc\"\n");
-	fprintf(fh, "#include \"textures.inc\"\n\n");
-	fprintf(fh, "global_settings {\n");
-	fprintf(fh, "	assumed_gamma 1.0\n");
-	fprintf(fh, "	ambient_light 5.0\n");
-	fprintf(fh, "}\n\n");
-
-	/* First quarter */
-	fprintf(fh, "#if ( (clock >= 0) & (clock <= 124) )\n");
-	fprintf(fh, "camera { location <0.0, -3.0, 0.0>"
-	            " sky z direction 1.1*y\n"
-	            " right -x*(image_width/image_height)\n"
-	            " look_at <0.0, 0.0, 0.0> }\n\n");
-	fprintf(fh, "#end\n");
-
-	/* Second quarter */
-	fprintf(fh, "#if ( (clock >= 125) & (clock <= 249) )\n");
-	fprintf(fh, "camera { location <0.0,"
-	            " -(2.0+cos(radians((clock-125)*(180/125)))), 0.0>"
-	            " sky z direction 1.1*y\n"
-	            " right -x*(image_width/image_height)\n"
-	            " look_at <0.0, 0.0, 0.0> }\n\n");
-	fprintf(fh, "#end\n");
-
-	/* Third quarter */
-	fprintf(fh, "#if ( (clock >= 250) & (clock <= 374) )\n");
-	fprintf(fh, "camera { location <0.0, -1.0, 0.0>"
-	            " sky z direction 1.1*y\n"
-	            " right -x*(image_width/image_height)\n"
-	            " look_at <0.0, 0.0, 0.0> }\n\n");
-	fprintf(fh, "#end\n");
-
-	/* Fourth quarter */
-	fprintf(fh, "#if ( (clock >= 375) & (clock <= 500) )\n");
-	fprintf(fh, "camera { location <0.0,"
-	            " -(2.0+cos(radians((clock-375)*(180/125)+180))), 0.0>"
-	            " sky z direction 1.1*y\n"
-	            " right -x*(image_width/image_height)\n"
-	            " look_at <0.0, 0.0, 0.0> }\n\n");
-	fprintf(fh, "#end\n");
-
-	fprintf(fh, "light_source { <-3.0 -3.0 3.0> White }\n");
-	fprintf(fh, "light_source { <+3.0 -3.0 3.0> White }\n");
-	fprintf(fh, "light_source { <0.0, -3.0, 0.0> 2*White }\n");
-	fprintf(fh, "plane {z,-2.0 pigment { rgb <0.0, 0.0, 0.1> } }\n");
-	fprintf(fh, "plane {-z,-2.0 pigment { rgb <0.0, 0.0, 0.05> } }\n\n");
-
-	cell_get_reciprocal(cell, &asx, &asy, &asz,
-	                          &bsx, &bsy, &bsz,
-	                          &csx, &csy, &csz);
-
-	fprintf(fh, "#declare WCA = (720/19);\n");
-	fprintf(fh, "#declare WCL = (360/8.5);\n");
-	fprintf(fh, "#declare TA = (4.875);\n");
-	fprintf(fh, "#declare TB = (1.125);\n");
-
-	fprintf(fh, "#declare TRANS = \n");
-	fprintf(fh, "transform {\n");
-
-	/* First half */
-
-	/* Acceleration */
-	fprintf(fh, "#if ( clock <= 24 )\n"
-	"rotate <0, 0, 0.5*WCA*(clock/25)*(clock/25)>\n"
-	"#end\n"
-
-	/* Cruise */
-	"#if ( (clock >= 25) & (clock <= 224) )\n"
-	"rotate <0, 0, (WCA/2)+WCA*((clock-25)/25)>\n"
-	"#end\n"
-
-	/* Overlap */
-
-	/* Deceleration */
-	"#if ( (clock >= 225) & (clock <= 274) )\n"
-	"rotate <0, 0, 360-WCA + WCA*((clock-225)/25) "
-	" - 0.5*(WCA/2)*((clock-225)/25)*((clock-225)/25) >\n"
-	"#end\n"
-
-	/* Acceleration */
-	"#if ( (clock >= 225) & (clock <= 274) )\n"
-	"rotate <0.5*(WCL/2)*((clock-225)/25)*((clock-225)/25), 0, 0>\n"
-	"#end\n"
-
-	/* Second half */
-
-	/* Cruise */
-	"#if ( (clock >= 275) & (clock <= 396) )\n"
-	"rotate <WCL + WCL*((clock-275)/25), 0, 0>\n"
-	"#end\n"
-
-	/* Deceleration to pause */
-	"#if ( (clock >= 397) & (clock <= 421) )\n"
-	"rotate <(1+TA)*WCL+ WCL*((clock-397)/25) "
-	" - 0.5*WCL*((clock-397)/25)*((clock-397)/25), 0, 0 >\n"
-	"#end\n"
-
-	/* Acceleration after pause */
-	"#if ( (clock >= 422) & (clock <= 446) )\n"
-	"rotate <(1.5+TA)*WCL"
-	" + 0.5*WCL*((clock-422)/25)*((clock-422)/25), 0, 0>\n"
-	"#end\n"
-
-	/* Final Cruise */
-	"#if ( (clock >= 447) & (clock <= 474) )\n"
-	"rotate <(2+TA)*WCL + WCL*((clock-447)/25), 0, 0>\n"
-	"#end\n"
-
-	/* Final Deceleration */
-	"#if ( (clock >= 475) & (clock <= 499) )\n"
-	"rotate <(2+TA+TB)*WCL + WCL*((clock-475)/25) "
-	" - 0.5*WCL*((clock-475)/25)*((clock-475)/25), 0, 0 >\n"
-	"#end\n");
-
-	fprintf(fh, "}\n");
-
-	m = new_symopmask(sym);
-
-	max = 0.0;
-	for ( refl = first_refl(list, &iter);
-	      refl != NULL;
-	      refl = next_refl(refl, iter) ) {
-
-		float val;
-		signed int h, k, l;
-
-		get_indices(refl, &h, &k, &l);
-		special_position(sym, m, h, k, l);
-
-		switch ( wght ) {
-		case WGHT_I :
-			val = get_intensity(refl);
-			break;
-		case WGHT_SQRTI :
-			val = get_intensity(refl);
-			val = (val>0.0) ? sqrt(val) : 0.0;
-			break;
-		case WGHT_COUNTS :
-			val = get_redundancy(refl);
-			val /= (double)num_equivs(sym, m);
-			break;
-		case WGHT_RAWCOUNTS :
-			val = get_redundancy(refl);
-			break;
-		default :
-			ERROR("Invalid weighting.\n");
-			abort();
-		}
-
-		if ( val > max ) max = val;
-
-	}
-	max /= boost;
-
-	/* Use manual scale top if specified */
-	if ( scale_top > 0.0 ) {
-		max = scale_top;
-	}
-
-	for ( refl = first_refl(list, &iter);
-	      refl != NULL;
-	      refl = next_refl(refl, iter) ) {
-
-		signed int h, k, l;float radius;
-		int s;
-		float val, p, r, g, b, trans;
-		int j;
-		int neq;
-
-		get_indices(refl, &h, &k, &l);
-		special_position(sym, m, h, k, l);
-		neq = num_equivs(sym, m);
-
-		switch ( wght ) {
-		case WGHT_I :
-			val = get_intensity(refl);
-			break;
-		case WGHT_SQRTI :
-			val = get_intensity(refl);
-			val = (val>0.0) ? sqrt(val) : 0.0;
-			break;
-		case WGHT_COUNTS :
-			val = get_redundancy(refl);
-			val /= (double)neq;
-			break;
-		case WGHT_RAWCOUNTS :
-			val = get_redundancy(refl);
-			break;
-		default :
-			ERROR("Invalid weighting.\n");
-			abort();
-		}
-
-		s = val / (max/6);
-		p = fmod(val, max/6);
-		p /= (max/6);
-
-		r = 0;	g = 0;	b = 0;
-
-		if ( (val < 0.0) ) {
-			s = 0;
-			p = 1.0;
-		}
-		if ( (val > max) ) {
-			s = 6;
-		}
-		switch ( s ) {
-		case 0 :   /* Black to blue */
-			r = 0.0;  g = 0.0;  b = p;
-			break;
-		case 1 :   /* Blue to green */
-			r = 0.0;  g = p;  b = 1.0-p;
-			break;
-		case 2 :   /* Green to red */
-			r =p;  g = 1.0-p;  b = 0.0;
-			break;
-		case 3 :   /* Red to Orange */
-			r = 1.0;  g = 0.5*p;  b = 0.0;
-			break;
-		case 4 :   /* Orange to Yellow */
-			r = 1.0;  g = 0.5 + 0.5*p;  b = 0.0;
-			break;
-		case 5 :   /* Yellow to White */
-			r = 1.0;  g = 1.0;  b = 1.0*p;
-			break;
-		case 6 :   /* Pixel has hit the maximum value */
-			r = 1.0;  g = 1.0;  b = 1.0;
-			break;
-		}
-
-		if ( val <= 0.0 ) continue;
-		radius = 0.01 * pow(val, 0.25)/pow(max, 0.25);
-		trans = 1.0-(val/max);
-
-		/* For each equivalent */
-		for ( j=0; j<neq; j++ ) {
-
-			signed int he, ke, le;
-			float x, y, z;
-
-			get_equiv(sym, m, j, h, k, l, &he, &ke, &le);
-
-			x = asx*he + bsx*ke + csx*le;
-			y = asy*he + bsy*ke + csy*le;
-			z = asz*he + bsz*ke + csz*le;
-
-			fprintf(fh, "sphere { <%.5f, %.5f, %.5f>, %.5f "
-			            "texture{pigment{color rgb <%f, %f, %f>"
-			            " transmit %f} "
-			            "finish { reflection %f } } \n"
-			            "transform { TRANS }\n"
-			            "}\n",
-			            x/1e9, y/1e9, z/1e9, radius,
-			            r, g, b, trans, 0.1*(1.0-trans));
-
-		}
-
-	}
-
-	free_symopmask(m);
-
-	fprintf(fh, "\n");
-	fclose(fh);
-
-	for ( i=0; i<nproc; i++ ) {
-
-		pids[i] = fork();
-		if ( !( (pids[i] != 0) && (pids[i] != -1) ) ) {
-			if ( pids[i] == -1 ) {
-				ERROR("fork() failed.\n");
-			} else {
-
-				char minf[256];
-				char maxf[256];
-				float nf, xf, nsec;
-
-				nsec = 500.0 / (float)nproc;
-				nf = nsec * (float)i;
-				xf = (nsec * (float)i + nsec) - 1.0;
-
-				snprintf(minf, 255, "+SF%i", (int)nf);
-				snprintf(maxf, 255, "+EF%i", (int)xf);
-
-				/* Forked successfully, child process */
-				execlp("povray", "", "+W1024", "+H768",
-				       "+Irender.pov", "+Orender.png",
-				       "+KFI0", "+KFF499", "+KI0", "+KF499",
-				       minf, maxf, "-D", NULL);
-
-			}
-		} /* else start the next one */
-	}
-
-	for ( i=0; i<nproc; i++ ) {
-		int r;
-		waitpid(pids[i], &r, 0);
-	}
-
-	return 0;
-}
diff --git a/src/povray.h b/src/povray.h
deleted file mode 100644
index f91c141c..00000000
--- a/src/povray.h
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * povray.h
- *
- * Invoke POV-ray
- *
- * (c) 2006-2011 Thomas White <taw@physics.org>
- *
- * Part of CrystFEL - crystallography with a FEL
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#ifndef POVRAY_H
-#define POVRAY_H
-
-#include "reflist.h"
-#include "cell.h"
-#include "symmetry.h"
-
-extern int povray_render_animation(UnitCell *cell, RefList *list,
-                                   unsigned int nproc, const SymOpList *sym,
-                                   int wght, double boost, double scale_top);
-
-#endif	/* POVRAY_H */
diff --git a/src/render_hkl.c b/src/render_hkl.c
index 69791e4a..b37cc00b 100644
--- a/src/render_hkl.c
+++ b/src/render_hkl.c
@@ -26,7 +26,6 @@
 #endif
 
 #include "utils.h"
-#include "povray.h"
 #include "symmetry.h"
 #include "render.h"
 #include "render_hkl.h"
@@ -41,12 +40,7 @@ static void show_help(const char *s)
 {
 	printf("Syntax: %s [options] <file.hkl>\n\n", s);
 	printf(
-"Render intensity lists in various ways.\n"
-"\n"
-"      --povray            Render a 3D animation using POV-ray.\n"
-#ifdef HAVE_CAIRO
-"      --zone-axis         Render a 2D zone axis pattern.\n"
-#endif
+"Render intensity lists in 2D slices.\n"
 "\n"
 "  -d, --down=<h>,<k>,<l>  Indices for the axis in the downward direction.\n"
 "                           Default: 1,0,0.\n"
@@ -565,7 +559,6 @@ int main(int argc, char *argv[])
 	UnitCell *cell;
 	RefList *list;
 	char *infile;
-	int config_povray = 0;
 	int config_zoneaxis = 0;
 	int config_sqrt = 0;
 	int config_colkey = 0;
@@ -590,7 +583,6 @@ int main(int argc, char *argv[])
 	/* Long options */
 	const struct option longopts[] = {
 		{"help",               0, NULL,               'h'},
-		{"povray",             0, &config_povray,      1},
 		{"zone-axis",          0, &config_zoneaxis,    1},
 		{"output",             1, NULL,               'o'},
 		{"pdb",                1, NULL,               'p'},
@@ -675,6 +667,11 @@ int main(int argc, char *argv[])
 
 	}
 
+	if ( config_zoneaxis ) {
+		ERROR("Friendly warning: The --zone-axis option isn't needed"
+		      " any longer (I ignored it for you).\n");
+	}
+
 	if ( (pdb == NULL) && !config_colkey ) {
 		ERROR("You must specify the PDB containing the unit cell.\n");
 		return 1;
@@ -692,7 +689,6 @@ int main(int argc, char *argv[])
 
 	if ( outfile == NULL ) outfile = strdup("za.pdf");
 
-
 	if ( strcmp(weighting, "I") == 0 ) {
 		wght = WGHT_I;
 	} else if ( strcmp(weighting, "sqrtI") == 0 ) {
@@ -780,15 +776,8 @@ int main(int argc, char *argv[])
 		return 1;
 	}
 
-	if ( config_povray ) {
-		r = povray_render_animation(cell, list,
-		                            nproc, sym, wght, boost, scale_top);
-	} else if ( config_zoneaxis ) {
-		render_za(cell, list, boost, sym, wght, colscale,
-		          rh, rk, rl, dh, dk, dl, outfile, scale_top);
-	} else {
-		ERROR("Try again with either --povray or --zone-axis.\n");
-	}
+	render_za(cell, list, boost, sym, wght, colscale,
+	          rh, rk, rl, dh, dk, dl, outfile, scale_top);
 
 	free(pdb);
 	free_symoplist(sym);