From bb245eb57779674be4b59ffbb2e21d0a3e897d40 Mon Sep 17 00:00:00 2001
From: Matthieu BAUMANN <matthieubaumann@cds-dev-mb-2.local>
Date: Fri, 24 Mar 2023 11:05:37 +0100
Subject: [PATCH] first commit

---
 src/core/Cargo.toml                                | 3 ++-
 src/core/src/renderable/image/mod.rs               | 6 +++---
 src/core/src/renderable/image/subdivide_texture.rs | 1 +
 3 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/core/Cargo.toml b/src/core/Cargo.toml
index db1b0d74..9604d9d6 100644
--- a/src/core/Cargo.toml
+++ b/src/core/Cargo.toml
@@ -3,7 +3,7 @@ name = "aladin-lite"
 description = "Aladin Lite v3 introduces a new graphical engine written in Rust with the use of WebGL"
 license = "BSD-3-Clause"
 repository = "https://github.com/cds-astro/aladin-lite"
-version = "3.0.0"
+version = "3.1.1"
 authors = ["baumannmatthieu0@gmail.com", "matthieu.baumann@astro.unistra.fr"]
 edition = "2018"
 
@@ -42,6 +42,7 @@ mapproj = "0.3.0"
 wcs = "0.2.4"
 colorgrad = "0.6.2"
 image-decoder = { package = "image", version = "0.24.2", default-features = false, features = ["jpeg", "png"] }
+votable = "0.1.1-alpha"
 
 [features]
 webgl1 = [
diff --git a/src/core/src/renderable/image/mod.rs b/src/core/src/renderable/image/mod.rs
index 8c08e102..73e683b8 100644
--- a/src/core/src/renderable/image/mod.rs
+++ b/src/core/src/renderable/image/mod.rs
@@ -186,7 +186,7 @@ impl Image {
                     .filter_map(|v| if v == (blank as i32) {
                         None
                     } else {
-                        Some(v as f32)
+                        Some(v)
                     })
                     .collect::<Vec<_>>();
 
@@ -208,7 +208,7 @@ impl Image {
                     .filter_map(|v| if v == (blank as i32) {
                         None
                     } else {
-                        Some(v as f32)
+                        Some(v as i32)
                     })
                     .collect::<Vec<_>>();
 
@@ -248,7 +248,7 @@ impl Image {
 
                 let mut samples = samples
                     .into_iter()
-                    .filter_map(|v| if v == blank || v.is_nan() {
+                    .filter_map(|v| if v == blank || v.is_nan() || v.is_zero() {
                         None
                     } else {
                         Some(v)
diff --git a/src/core/src/renderable/image/subdivide_texture.rs b/src/core/src/renderable/image/subdivide_texture.rs
index 00517b1f..d2dfee27 100644
--- a/src/core/src/renderable/image/subdivide_texture.rs
+++ b/src/core/src/renderable/image/subdivide_texture.rs
@@ -53,6 +53,7 @@ where
         } else {
             max_tex_size
         };
+
         let num_bytes_to_read = (num_pixels_to_read as usize) * std::mem::size_of::<<F::P as Pixel>::Item>();
         reader.read_exact(&mut buf[..num_bytes_to_read])
             .await