Tidy up code. Generate proper test png images. Merge branch 'master' into caliston1.

Conflicts:
	src/PolySetCGALEvaluator.cc

1 files changed, 29 insertions, 0 deletions

diff --git a/testdata/scad/features/text-search-test.scad b/testdata/scad/features/text-search-test.scad
new file mode 100644
index 0000000..8b6047f
--- /dev/null
+++ b/testdata/scad/features/text-search-test.scad
@@ -0,0 +1,29 @@
+// fonts test
+
+use <MCAD/fonts.scad>
+
+thisFont=8bit_polyfont();
+thisText="OpenSCAD Rocks!";
+// Find one letter matches from 2nd column (index 1)
+theseIndicies=search(thisText,thisFont[2],1,1);
+// Letter spacing, x direction.
+x_shift=thisFont[0][0];
+y_shift=thisFont[0][1];
+echo(theseIndicies);
+// Simple polygon usage.
+for(i=[0:len(theseIndicies)-1]) translate([i*x_shift-len(theseIndicies)*x_shift/2,0]) {
+  polygon(points=thisFont[2][theseIndicies[i]][6][0],paths=thisFont[2][theseIndicies[i]][6][1]);
+}
+
+theseIndicies2=search("ABC",thisFont[2],1,1);
+// outline_2d() example
+for(i=[0:len(theseIndicies2)-1]) translate([i*x_shift-len(theseIndicies2)*x_shift,-y_shift]) {
+  outline_2d(outline=true,points=thisFont[2][theseIndicies2[i]][6][0],paths=thisFont[2][theseIndicies2[i]][6][1],width=0.25);
+}
+
+theseIndicies3=search("123",thisFont[2],1,1);
+// bold_2d() outline_2d(false) example
+for(i=[0:len(theseIndicies3)-1]) translate([i*x_shift,-2*y_shift]) {
+  bold_2d(bold=true,width=0.25,resolution=8)
+    outline_2d(false,thisFont[2][theseIndicies3[i]][6][0],thisFont[2][theseIndicies3[i]][6][1]);
+}
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