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1//
2// Vertex shader for procedural bricks
3//
4// Authors: Dave Baldwin, Steve Koren, Randi Rost
5// based on a shader by Darwyn Peachey
6//
7// Copyright (c) 2002-2006 3Dlabs Inc. Ltd.
8//
9// See 3Dlabs-License.txt for license information
10//
11
12//uniform vec3 LightPosition;
13
14#ifdef GL_ES
15precision highp float;
16#endif
17
18
19// attributes
20attribute vec3 vert;
21attribute vec3 normal;
22attribute vec2 texcoord;
23
24uniform mat4 u_shadowLightWorld;
25uniform mat4 u_shadowBiasMatrix;
26uniform mat4 u_vShadowLight;
27uniform vec3 u_lightPos;
28
29// matrix uniforms
30uniform mat4 u_mvMatrix;
31uniform vec3 u_eye;
32uniform mat4 u_normalMatrix;
33uniform mat4 u_projMatrix;
34uniform mat4 u_worldMatrix;
35
36varying vec2 v_uv;
37
38void main(void)
39{
40 gl_Position = u_projMatrix * u_mvMatrix * vec4(vert,1.0) ;
41 v_uv = texcoord;
42} \ No newline at end of file