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Merge pull request #362 from hecrj/fix/target-quad-pixels

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Align quads to physical pixels in `iced_wgpu`
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Héctor Ramón 2020-05-28 03:20:40 +02:00 committed by GitHub
commit 40501f630d
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2 changed files with 6 additions and 6 deletions
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12
wgpu/src/shader/quad.vert
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@ -21,14 +21,14 @@ layout(location = 4) out float o_BorderRadius;
layout(location = 5) out float o_BorderWidth;
void main() {
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)
);
o_Color = i_Color;
@ -36,7 +36,7 @@ void main() {
o_Pos = p_Pos;
o_Scale = p_Scale;
o_BorderRadius = i_BorderRadius * u_Scale;
o_BorderWidth = i_BorderWidth * u_Scale;
o_BorderWidth = floor(i_BorderWidth * u_Scale);
gl_Position = u_Transform * i_Transform * vec4(v_Pos, 0.0, 1.0);
}

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wgpu/src/shader/quad.vert.spv
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