attribute vec4 position;
attribute vec4 texcoord;
attribute vec4 normal;
uniform mat4 ModelMatrix;
uniform mat4 ProjectionMatrix;
uniform mat4 ViewMatrix;
uniform mat4 IT_ModelMatrix;
varying vec4 V_Normal;
varying vec4 V_WorldPos;
void main(){
	V_WorldPos = ModelMatrix * position;
	V_Normal = IT_ModelMatrix * normal;
	gl_Position = ProjectionMatrix * ViewMatrix * ModelMatrix * position;
}