shader04a.geom

/************************************************************************/
/*    Graphics 317 coursework exercise 03                               */
/*    Author: Bernhard Kainz                                            */
/*    Nothing to be done in this file for this exercise                 */
/************************************************************************/

#version 150 compatibility
#extension GL_ARB_geometry_shader4 : enable

layout (max_vertices = 72) out;

const float pi = 3.14159265359;

////////////////
uniform vec4 ambientColor;
uniform vec4 diffuseColor;
uniform vec4 specularColor;
uniform float specularExponent;

uniform int level;
uniform float time;

in vertexData
{
	vec3 pos;
	vec3 normal;
	vec4 color;
	//Exerceise 4:
	vec4 texCoords;
}vertices[];

out fragmentData
{
	vec3 vpos;
	vec3 normal;
	vec4 color;
	//Exerceise 4:
	vec4 texCoords;
}frag;   


void main()
{


		int i;
		for(i = 0; i < gl_in.length(); i++)
		{
			gl_Position = gl_in[i].gl_Position;
			frag.vpos = vertices[i].pos;
			frag.normal = vertices[i].normal;
			frag.color = vertices[i].color;
			
			//Exercise 4:
			frag.texCoords = vertices[i].texCoords;
			EmitVertex();
		}
		EndPrimitive();

}