Target physical pixels for quads in `iced_glow`

2 files changed, 8 insertions, 8 deletions

diff --git a/examples/tour/src/main.rs b/examples/tour/src/main.rs
index ca7a4f5d..c0bd2efe 100644
--- a/examples/tour/src/main.rs
+++ b/examples/tour/src/main.rs
@@ -772,7 +772,7 @@ mod style {
                     Button::Secondary => Color::from_rgb(0.5, 0.5, 0.5),
                 })),
                 border_radius: 12,
-                shadow_offset: Vector::new(1.0, 1.0),
+                shadow_offset: Vector::new(0.0, 1.0),
                 text_color: Color::from_rgb8(0xEE, 0xEE, 0xEE),
                 ..button::Style::default()
             }
@@ -781,7 +781,7 @@ mod style {
         fn hovered(&self) -> button::Style {
             button::Style {
                 text_color: Color::WHITE,
-                shadow_offset: Vector::new(1.0, 2.0),
+                shadow_offset: Vector::new(0.0, 2.0),
                 ..self.active()
             }
         }
diff --git a/glow/src/shader/quad.vert b/glow/src/shader/quad.vert
index d37b5c8d..ce816550 100644
--- a/glow/src/shader/quad.vert
+++ b/glow/src/shader/quad.vert
@@ -26,14 +26,14 @@ const vec2 positions[4] = vec2[](
 
 void main() {
     vec2 q_Pos = positions[gl_VertexID];
-    vec2 p_Pos = i_Pos * u_Scale;
-    vec2 p_Scale = i_Scale  * u_Scale;
+    vec2 p_Pos = floor(i_Pos * u_Scale);
+    vec2 p_Scale = floor(i_Scale  * u_Scale);
 
     mat4 i_Transform = mat4(
-        vec4(p_Scale.x + 1.0, 0.0, 0.0, 0.0),
-        vec4(0.0, p_Scale.y + 1.0, 0.0, 0.0),
+        vec4(p_Scale.x, 0.0, 0.0, 0.0),
+        vec4(0.0, p_Scale.y, 0.0, 0.0),
         vec4(0.0, 0.0, 1.0, 0.0),
-        vec4(p_Pos - vec2(0.5, 0.5), 0.0, 1.0)
+        vec4(p_Pos, 0.0, 1.0)
     );
 
     v_Color = i_Color;
@@ -41,7 +41,7 @@ void main() {
     v_Pos = p_Pos;
     v_Scale = p_Scale;
     v_BorderRadius = i_BorderRadius * u_Scale;
-    v_BorderWidth = i_BorderWidth * u_Scale;
+    v_BorderWidth = floor(i_BorderWidth * u_Scale);
 
     gl_Position = u_Transform * i_Transform * vec4(q_Pos, 0.0, 1.0);
 }