Merge branch 'master' into visitortests

Conflicts:
	tests/opencsgtest.cc

1 files changed, 22 insertions, 0 deletions

diff --git a/tests/imageutils-lodepng.cc b/tests/imageutils-lodepng.cc
new file mode 100644
index 0000000..98c48de
--- /dev/null
+++ b/tests/imageutils-lodepng.cc
@@ -0,0 +1,22 @@
+#include "lodepng.h"
+
+bool write_png(const char *filename, unsigned char *pixels, int width, int height)
+{
+  //encoder.settings.zlibsettings.windowSize = 2048;
+  //LodePNG_Text_add(&encoder.infoPng.text, "Comment", "Created with LodePNG");
+  
+  size_t dataout_size = -1;
+  GLubyte *dataout = (GLubyte*)malloc(width*height*4);
+  LodePNG_encode(&dataout, &dataout_size, pixels, width, height, LCT_RGBA, 8);
+  //LodePNG_saveFile(dataout, dataout_size, "blah2.png");
+  FILE *f = fopen(filename, "w");
+  if (!f) {
+		free(dataout);
+		return false;
+	}
+
+	fwrite(dataout, 1, dataout_size, f);
+	fclose(f);
+  free(dataout);
+  return true;
+}