shader3/res/shader/diffuse_fs.vs

attribute vec3 pos;
attribute vec2 texcoord;
attribute vec3 normal;

uniform mat4 M;
uniform mat4 P;
uniform mat4 V;
uniform mat4 NM;

varying vec3 V_Normal;

void main()
{
	V_Normal=mat3(NM)*normal;
	gl_Position=P*V*M*vec4(pos,1.0);
}