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uniform mat4 mvp;
uniform mat4 mv;

attribute vec4 normal;
attribute vec2 uv;

/* Normal transformed to eye space.
 */
varying vec4 normal_es;

/* Vertex position transformed to eye space.
 */
varying vec4 position_es;

void main(void)
{
	gl_Position = mvp * gl_Vertex;

	normal_es = mv * normal;
	position_es = mv * gl_Vertex;
}