1/* 2 Copyright (c) 2013 yvt 3 4 This file is part of OpenSpades. 5 6 OpenSpades is free software: you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation, either version 3 of the License, or 9 (at your option) any later version. 10 11 OpenSpades is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with OpenSpades. If not, see <http://www.gnu.org/licenses/>. 18 19 */ 20 21 22 23uniform mat4 modelMatrix; 24uniform mat4 modelNormalMatrix; 25uniform vec3 modelOrigin; 26 27// [x, y, z, AO ID] 28attribute vec4 positionAttribute; 29 30// [x, y, z] 31attribute vec3 normalAttribute; 32 33varying vec4 color; 34varying vec3 fogDensity; 35//varying vec2 detailCoord; 36 37void PrepareForShadowMapRender(vec3 position, vec3 normal); 38 39void main() { 40 41 vec4 vertexPos = vec4(positionAttribute.xyz, 1.); 42 43 vertexPos.xyz += modelOrigin; 44 45 // direct sunlight 46 vec3 normal = normalAttribute; 47 normal = (modelNormalMatrix * vec4(normal, 1.)).xyz; 48 normal = normalize(normal); 49 50 PrepareForShadowMapRender((modelMatrix * vertexPos).xyz, normal); 51} 52 53