advanced translate

1 files changed, 31 insertions, 10 deletions

diff --git a/evc/src/bin/decode.rs b/evc/src/bin/decode.rs
index 36b1f80..9be1a16 100644
--- a/evc/src/bin/decode.rs
+++ b/evc/src/bin/decode.rs
@@ -4,9 +4,12 @@ use clap::Parser;
 use evc::{
     block::Block,
     codec::decode::decode_block,
-    format::{header::Header, ser::Source},
+    format::{
+        header::Header,
+        ser::{map_scalar8, Source},
+    },
     frame::Frame,
-    helpers::pixel::Pixel,
+    helpers::{matrix::Mat2, pixel::Pixel, vector::Vec2},
     view::View,
 };
 use log::info;
@@ -64,14 +67,32 @@ fn draw_debug(block: &Block, mut target: View<&mut Frame>) {
         }
         Block::Reference { translation } => {
             target.draw_box(Pixel::BLUE);
-            target
-                .frame
-                .draw_line(target.center(), target.center() + *translation, Pixel::RED)
+            target.frame.draw_line(
+                target.center().into(),
+                (target.center() + *translation).into(),
+                Pixel::RED,
+            )
+        }
+        Block::AdvancedReference(r) => {
+            let mat = Mat2 {
+                a: map_scalar8(r.transform.a),
+                b: map_scalar8(r.transform.b),
+                c: map_scalar8(r.transform.c),
+                d: map_scalar8(r.transform.d),
+            };
+            let translation = Vec2 {
+                x: map_scalar8(r.translation.x),
+                y: map_scalar8(r.translation.y),
+            };
+            let tl = mat.transform(target.offset.into()) + translation;
+            let tr = mat.transform((target.offset + target.size.x_only()).into()) + translation;
+            let bl = mat.transform((target.offset + target.size.y_only()).into()) + translation;
+            let br = mat.transform((target.offset + target.size).into()) + translation;
+            target.frame.draw_line(tl, tr, Pixel::MAGENTA);
+            target.frame.draw_line(tr, br, Pixel::MAGENTA);
+            target.frame.draw_line(br, bl, Pixel::MAGENTA);
+            target.frame.draw_line(bl, tl, Pixel::MAGENTA);
+            target.draw_box(Pixel::CYAN);
         }
-        Block::AdvancedReference {
-            translation: _,
-            transform: _,
-            value_scale: _,
-        } => (), // TODO
     }
 }