Update

2 files changed, 12 insertions, 1 deletions

diff --git a/crates/teleia/src/assets/shaders/bitmap/frag.glsl b/crates/teleia/src/assets/shaders/bitmap/frag.glsl
index 8b71985..30ee1c4 100644
--- a/crates/teleia/src/assets/shaders/bitmap/frag.glsl
+++ b/crates/teleia/src/assets/shaders/bitmap/frag.glsl
@@ -2,6 +2,7 @@
 precision highp float;
 
 uniform sampler2D texture_data;
+uniform vec4 background;
 
 in vec2 vertex_texcoord;
 in vec3 vertex_color;
@@ -9,7 +10,13 @@ out vec4 frag_color;
 
 void main() {
     vec4 texel = texture(texture_data, vertex_texcoord);
-    if (texel.rgb == vec3(0.0, 0.0, 0.0)) discard;
+    if (vertex_color == vec3(0.0, 0.0, 0.0)) {
+        discard;
+    }
+    if (texel.rgb == vec3(0.0, 0.0, 0.0)) {
+        frag_color = background;
+        return;
+    }
     texel.rgb = vertex_color;
     frag_color = texel;
 } 
diff --git a/crates/teleia/src/font.rs b/crates/teleia/src/font.rs
index 822705c..d069176 100644
--- a/crates/teleia/src/font.rs
+++ b/crates/teleia/src/font.rs
@@ -5,6 +5,7 @@ pub struct BitmapParams<'color> {
     pub color: &'color [glam::Vec3],
     pub scale: glam::Vec2,
     pub offset: glam::Vec2,
+    pub background: glam::Vec4,
 }
 impl<'color> Default for BitmapParams<'color> {
     fn default() -> Self {
@@ -12,6 +13,7 @@ impl<'color> Default for BitmapParams<'color> {
             color: &[],
             scale: glam::Vec2::ONE,
             offset: glam::Vec2::ZERO,
+            background: glam::Vec4::ZERO,
         }
     }
 }
@@ -169,6 +171,7 @@ impl Bitmap {
                 color,
                 scale: glam::Vec2::ONE,
                 offset: glam::Vec2::ZERO,
+                background: glam::Vec4::ZERO,
             }
         )
     }
@@ -186,6 +189,7 @@ impl Bitmap {
         params: BitmapParams,
     ) {
         st.bind_2d(ctx, &st.shader_text_bitmap);
+        st.shader_text_bitmap.set_vec4(ctx, "background", &params.background);
         let dims = glam::Vec2::new(self.char_width as f32, self.char_height as f32);
         let fpos = pos + glam::Vec2::new(-dims.x / 2.0, dims.y / 2.0);
         st.shader_text_bitmap.set_position_text_bitmap(ctx, st, self, &fpos);