uniform sampler2D MyTex;
varying vec4 C;
uniform float K;
uniform float R;
uniform float G;
uniform float B;
void main()
{
	vec4 v = vec4(gl_Vertex);
	vec4 color = texture2D(MyTex, K*gl_MultiTexCoord0.st);
	v.z = color.r*R+color.g*G+color.b*B;	
	C=color;
	gl_Position = gl_ModelViewProjectionMatrix * v;
	
}