overte/interface/resources/shaders/perlin_modulate.vert
2013-05-16 13:08:21 -07:00

20 lines
555 B
GLSL

#version 120
//
// perlin_modulate.vert
// vertex shader
//
// Created by Andrzej Kapolka on 5/15/13.
// Copyright (c) 2013 High Fidelity, Inc. All rights reserved.
//
// the position in model space
varying vec3 position;
void main(void) {
position = gl_Vertex.xyz;
vec4 normal = normalize(gl_ModelViewMatrix * vec4(gl_Normal, 0.0));
gl_FrontColor = gl_Color * (gl_LightModel.ambient + gl_LightSource[0].ambient +
gl_LightSource[0].diffuse * max(0.0, dot(normal, gl_LightSource[0].position)));
gl_Position = ftransform();
}