#version 300 es
layout(location = 0) in vec2 aPos;
layout(location = 1) in vec4 aColor;
layout(location = 2) in vec4 aSegment;
layout(location = 3) in float aHalfWidth;
uniform mat4 u_projection;
out vec4 vColor;
out highp vec2 vPos;
flat out highp vec4 vSegment;
flat out highp float vHalfWidth;
void main() {
    gl_Position = u_projection * vec4(aPos, 0.0, 1.0);
    vColor = aColor;
    vPos = aPos;
    vSegment = aSegment;
    vHalfWidth = aHalfWidth;
}