#version 330 core
layout (location = 0) in vec2 aPos;
layout (location = 1) in vec2 aTexCoords;

out vec2 TexCoords;

uniform vec2 screenSize;
uniform vec2 pixelPos;
uniform vec2 pixelScale;

uniform float z;
uniform float rotation;

void main()
{
    vec2 unitPos = aPos * 0.5 + 0.5;
    vec2 pixelPosTopLeft = pixelPos + unitPos * pixelScale;
    vec2 ndc = (pixelPosTopLeft / screenSize) * 2.0 - 1.0;
    ndc.y = -ndc.y;

    gl_Position = vec4(ndc, 0.0f, 1.0f);

    TexCoords = aTexCoords;
}