2 Copyright (C) 2003, 2010 - Wolfire Games
4 This file is part of Lugaru.
6 Lugaru 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 2 of the License, or
9 (at your option) any later version.
11 Lugaru 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.
16 You should have received a copy of the GNU General Public License
17 along with Lugaru. If not, see <http://www.gnu.org/licenses/>.
20 /**> HEADER FILES <**/
23 void SetUpLight(Light* whichsource, int whichlight)
25 static float qattenuation[] = {0.0002f};
28 if (whichlight == 0) {
29 GLfloat LightAmbient[] = { whichsource->ambient[0], whichsource->ambient[1], whichsource->ambient[2], 1.0f};
30 GLfloat LightDiffuse[] = { whichsource->color[0], whichsource->color[1], whichsource->color[2], 1.0f };
31 GLfloat LightPosition[] = { whichsource->location.x, whichsource->location.y, whichsource->location.z, 0.0f };
33 //glLightfv(GL_LIGHT0, GL_QUADRATIC_ATTENUATION, qattenuation);
34 glLightfv(GL_LIGHT0, GL_POSITION, LightPosition);
35 glLightfv(GL_LIGHT0, GL_AMBIENT, LightAmbient);
36 glLightfv(GL_LIGHT0, GL_DIFFUSE, LightDiffuse);
39 GLenum lightselect = GL_LIGHT1;
42 lightselect = GL_LIGHT2;
45 lightselect = GL_LIGHT3;
48 lightselect = GL_LIGHT4;
51 lightselect = GL_LIGHT5;
54 lightselect = GL_LIGHT6;
57 lightselect = GL_LIGHT7;
61 GLfloat LightAmbient[] = { 0, 0, 0, 1.0f};
62 GLfloat LightDiffuse[] = { whichsource->color[0], whichsource->color[1], whichsource->color[2], 1.0f };
63 GLfloat LightPosition[] = { whichsource->location.x, whichsource->location.y, whichsource->location.z, 1.0f };
65 glLightfv(lightselect, GL_QUADRATIC_ATTENUATION, qattenuation);
66 glLightfv(lightselect, GL_POSITION, LightPosition);
67 glLightfv(lightselect, GL_AMBIENT, LightAmbient);
68 glLightfv(lightselect, GL_DIFFUSE, LightDiffuse);
69 glEnable(lightselect);
74 void SetUpMainLight(Light* whichsource, int whichlight, float ambientr, float ambientg, float ambientb)
76 static float qattenuation[] = {0.0f};
80 if (whichlight == 0) {
81 GLfloat LightAmbient[] = { ambientr, ambientg, ambientb, 1.0f};
82 GLfloat LightDiffuse[] = { whichsource->color[0], whichsource->color[1], whichsource->color[2], 1.0f };
83 GLfloat LightPosition[] = { whichsource->location.x, whichsource->location.y, whichsource->location.z, 1.0f };
85 glLightfv(GL_LIGHT0, GL_QUADRATIC_ATTENUATION, qattenuation);
86 glLightfv(GL_LIGHT0, GL_POSITION, LightPosition);
87 glLightfv(GL_LIGHT0, GL_AMBIENT, LightAmbient);
88 glLightfv(GL_LIGHT0, GL_DIFFUSE, LightDiffuse);