#version 430 core
layout (location = 0) in vec3 position;
layout (location = 1) in vec4 color;
out vec4 vColor;

uniform vec2 winSize;
uniform float zoom;
uniform float rotation;
uniform vec2 translation;
uniform mat4 worldMat;

mat4 tranMat = mat4
    ( 1.0, 0.0, 0.0, 0.0
    , 0.0, 1.0, 0.0, 0.0
    , 0.0, 0.0, 1.0, 0.0
    , -translation.x, -translation.y, 0.0, 1.0
    )   ;
mat4 rotMat = mat4
    ( cos(rotation), sin(-rotation), 0.0, 0.0
    , sin(rotation), cos(rotation), 0.0, 0.0
    , 0.0, 0.0, 1.0, 0.0
    , 0.0, 0.0, 0.0, 1.0
    )   ;
mat4 scalMat = mat4
    ( 2*zoom/winSize.x, 0.0, 0.0, 0.0
    , 0.0, 2*zoom/winSize.y, 0.0, 0.0
    , 0.0, 0.0, 1.0, 0.0
    , 0.0, 0.0, 0.0, 1.0
    )   ;
void main()
{
  gl_Position = worldMat * vec4(position.xyz,1);
  vColor = color;
}