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#version 330
// Input vertex data, different for all executions of this shader.
layout(location = 0) in vec3 vertexPosition_modelspace;
// Output data ; will be interpolated for each fragment.
out vec2 fragCoord;
void main()
{
gl_Position = vec4(vertexPosition_modelspace,1);
fragCoord = (vertexPosition_modelspace.xy+vec2(1,1))/2.0;
}
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