#version 450

in vec3 in_vertex;
in vec3 in_color;
in int gl_InstanceID;
uniform mat4 mvp;
uniform int count;
out vec4 fcolor;
out vec4 gl_Position;

void main(void) {
	float height_factor = in_vertex.y / 2 + 0.5;
	vec3 color;
	color[0] = height_factor;
	color.g = int(height_factor) | 100;
	color.b = gl_InstanceID;
	fcolor = vec4(color.rgb, 1.0);
	gl_Position = mvp * vec4(in_vertex.y, in_vertex.x + count / 500.0f, in_vertex.z + gl_InstanceID, 1.0);
// 	fcolor = vec4(in_color.r/count + 1, in_color.g + height_factor, gl_InstanceID, 1.0);
}