qt-everywhere-src-5.14.1/qtbase/examples/widgets/graphicsview/boxes/basic.vsh

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varying vec3 position, normal;
varying vec4 specular, ambient, diffuse, lightDirection;

uniform mat4 view;

void main()
{	
    gl_TexCoord[0] = gl_MultiTexCoord0;
    gl_TexCoord[1] = gl_Vertex;
    specular = gl_LightSource[0].specular;
    ambient = gl_LightSource[0].ambient;
    diffuse = gl_LightSource[0].diffuse;
    lightDirection = view * gl_LightSource[0].position;

    normal = gl_NormalMatrix * gl_Normal;
    position = (gl_ModelViewMatrix * gl_Vertex).xyz;

    gl_FrontColor = gl_Color;
    gl_Position = ftransform();
}