From e7aa6aed3ef3c1adf05ca79ec0f9884ae25f2714 Mon Sep 17 00:00:00 2001
From: "Mirar (Pontus Hagland)" <pike@sort.mirar.org>
Date: Wed, 30 Jun 1999 11:42:57 +0200
Subject: [PATCH] tests for layers
Rev: src/modules/Image/test_layers.in:1.1
---
src/modules/Image/test_layers.in | 144 +++++++++++++++++++++++++++++++
1 file changed, 144 insertions(+)
create mode 100644 src/modules/Image/test_layers.in
diff --git a/src/modules/Image/test_layers.in b/src/modules/Image/test_layers.in
new file mode 100644
index 0000000000..cf6bfe91b8
--- /dev/null
+++ b/src/modules/Image/test_layers.in
@@ -0,0 +1,144 @@
+#module Image.Image
+#chapter Layers
+
+#test Layers
+ object i_red=Image.Image(100,100,"red");
+ object i_green=Image.Image(100,100,"green");
+ object i_blue=Image.Image(100,100,"blue");
+ object i_white=Image.Image(100,100,"white");
+ object i_black=Image.Image(100,100,"black");
+
+ object i_spot=Image.Image(100,100);
+ i_spot->box(20,20,80,80,"white");
+
+ array normal_layers=
+ ({
+ ({"red", Image.Layer(i_red) }),
+ ({"green", Image.Layer(i_green) }),
+ ({"blue", Image.Layer(i_blue) }),
+ ({"white", Image.Layer(i_white) }),
+ ({"black", Image.Layer(i_black) }),
+ ({"spot", Image.Layer(i_spot) }),
+
+ ({"red-spot", Image.Layer(i_red,i_spot) }),
+ ({"green-spot", Image.Layer(i_green,i_spot) }),
+ ({"blue-spot", Image.Layer(i_blue,i_spot) }),
+ ({"white-spot", Image.Layer(i_white,i_spot) }),
+ ({"black-spot", Image.Layer(i_black,i_spot) }),
+ ({"spot-spot", Image.Layer(i_spot,i_spot) }),
+ });
+
+ // test lay one layer
+ foreach (normal_layers,array la)
+ {
+ object l=la[1];
+ object e_i=l->image()->copy(),e_a;
+ if (l->alpha()) e_a=l->alpha()->copy(); else e_a=i_white;
+
+ object res=Image.lay(({l}));
+ if (e_i!=res->image()) fail("image differ (a):"+la[0]+"\n");
+ if (e_a!=res->alpha()) fail("alpha differ (a):"+la[0]+"\n");
+
+ l->set_offset(200,200);
+ object res=Image.lay(({l}));
+ if (e_i!=res->image()) fail("image differ (b):"+la[0]+"\n");
+ if (e_a!=res->alpha()) fail("alpha differ (b):"+la[0]+"\n");
+
+ l->set_offset(-200,-200);
+ object res=Image.lay(({l}));
+ if (e_i!=res->image()) fail("image differ (c):"+la[0]+"\n");
+ if (e_a!=res->alpha()) fail("alpha differ (c):"+la[0]+"\n");
+
+ l->set_offset(0,0);
+ object res=Image.lay(({l}),0,0,100,100);
+ if (e_i!=res->image()) fail("image differ (d):"+la[0]+"\n");
+ if (e_a!=res->alpha()) fail("alpha differ (d):"+la[0]+"\n");
+
+ l->set_offset(-200,-200);
+ object res=Image.lay(({l}),-200,-200,100,100);
+ if (e_i!=res->image()) fail("image differ (e):"+la[0]+"\n");
+ if (e_a!=res->alpha()) fail("alpha differ (e):"+la[0]+"\n");
+
+ l->set_offset(200,200);
+ object res=Image.lay(({l}),200,200,100,100);
+ if (e_i!=res->image()) fail("image differ (f):"+la[0]+"\n");
+ if (e_a!=res->alpha()) fail("alpha differ (f):"+la[0]+"\n");
+
+ object res=Image.lay(({l}),0,0,100,100);
+ if (res->alpha()!=i_black) fail("alpha differ (g):"+la[0]+"\n");
+ }
+
+ foreach (normal_layers,array l) l[1]->set_offset(0,0);
+
+ werror(" (2)");
+ foreach (normal_layers,array la)
+ {
+ werror(".");
+
+ foreach (normal_layers,array lb)
+ {
+ object a=la[1],aa;
+ object b=lb[1],ba;
+ object e_i,e_a;
+ if (a->alpha()) aa=a->alpha(); else aa=i_white;
+ if (b->alpha()) ba=b->alpha(); else ba=i_white;
+ e_i=i_white->copy();
+ e_i=e_i->paste_mask(a->image(),aa);
+ e_i=e_i->paste_mask(b->image(),ba);
+ e_i*=(e_a=aa+ba);
+
+ a->set_offset(0,0);
+ b->set_offset(0,0);
+ object res=Image.lay(({a,b}));
+ if (e_i!=res->image()*e_a) fail("image differ :"+la[0]+"+"+lb[0]+"\n");
+ if (e_a!=res->alpha()) fail("alpha differ :"+la[0]+"+"+lb[0]+"\n");
+
+ a->set_offset(200,200);
+ b->set_offset(200,200);
+ object res=Image.lay(({a,b}),200,200,100,100);
+ if (e_i!=res->image()*e_a) fail("image differ (b):"+la[0]+"+"+lb[0]+"\n");
+ if (e_a!=res->alpha()) fail("alpha differ (b):"+la[0]+"+"+lb[0]+"\n");
+
+ if (a!=b)
+ {
+ a->set_offset(200,200);
+ b->set_offset(-200,-200);
+ object res=Image.lay(({a,b}),200,200,100,100);
+ if (a->image()*aa!=res->image()*aa) fail("image differ (c):"+la[0]+"+"+lb[0]+"\n");
+ if (aa!=res->alpha()) fail("alpha differ (c):"+la[0]+"+"+lb[0]+"\n");
+ }
+ }
+ }
+
+ foreach (normal_layers,array l) l[1]->set_offset(0,0);
+
+ werror(" (3)");
+ foreach (normal_layers,array la)
+ {
+ Stdio.stderr->write(" ");
+ foreach (normal_layers,array lb)
+ {
+ Stdio.stderr->write(".");
+ foreach (normal_layers,array lc)
+ {
+ object a=la[1],aa;
+ object b=lb[1],ba;
+ object c=lc[1],ca;
+ object e_i,e_a;
+ if (a->alpha()) aa=a->alpha(); else aa=i_white;
+ if (b->alpha()) ba=b->alpha(); else ba=i_white;
+ if (c->alpha()) ca=c->alpha(); else ca=i_white;
+ e_i=i_white->copy();
+ e_i=e_i->paste_mask(a->image(),aa);
+ e_i=e_i->paste_mask(b->image(),ba);
+ e_i=e_i->paste_mask(c->image(),ca);
+ e_i*=(e_a=aa+ba+ca);
+
+ object res=Image.lay(({a,b,c}));
+ if (e_i!=res->image()*e_a) { xv(a); xv(b); xv(c); xv(res); xv(e_i); xv(res->image()); xv(res->image()*e_a); xv(e_a); fail("image differ / "+la[0]+"+"+lb[0]+"+"+lc[0]+"\n"); }
+ if (e_a!=res->alpha()) fail("alpha differ / "+la[0]+"+"+lb[0]+"+"+lc[0]+"\n");
+ }
+ }
+ }
+
+ ok();
--
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