ddnet/shader/bordertileline.vert

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#version 330
layout (location = 0) in vec2 inVertex;
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uniform mat4x2 Pos;
uniform vec2 Dir;
void main()
{
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vec4 VertPos = vec4(inVertex, 0.0, 1.0);
VertPos.x += Dir.x * (gl_InstanceID+1);
VertPos.y += Dir.y * (gl_InstanceID+1);
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gl_Position = vec4(Pos * VertPos, 0.0, 1.0);
}