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comparison light.c @ 0:0fae5658fb0b

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Initial revision
author gongo
date Thu, 02 Nov 2006 08:55:19 +0000
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children b6a1385f19be
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-1:000000000000 0:0fae5658fb0b
1 #include <stdio.h>
2 #include "libps2.h"
3 #include "light.h"
4
5 FMATRIX normal_light;
6 FMATRIX light_color;
7
8 void light_init(LIGHT *l)
9 {
10 /**Three lights in all.
11 The color of the light of "light0" is color0.
12 The color of the light of "light1" is color1.
13 The color of the light of "light2" is color2.
14 **/
15
16 l->light0[0] = 0.0;
17 l->light0[1] = 0.0;
18 l->light0[2] = 1.0;
19 l->light0[3] = 1.0;
20
21 l->light1[0] = 0.0;
22 l->light1[1] = -1.0;
23 l->light1[2] = 0.0;
24 l->light1[3] = 1.0;
25
26 l->light2[0] = 1.0;
27 l->light2[1] = 1.0;
28 l->light2[2] = 1.0;
29 l->light2[3] = 1.0;
30
31 l->color0[0] = 0.4;
32 l->color0[1] = 0.4;
33 l->color0[2] = 0.4;
34 l->color0[3] = 1.0;
35
36 l->color1[0] = 0.4;
37 l->color1[1] = 0.4;
38 l->color1[2] = 0.4;
39 l->color1[3] = 1.0;
40
41 l->color2[0] = 0.4;
42 l->color2[1] = 0.4;
43 l->color2[2] = 0.4;
44 l->color2[3] = 1.0;
45
46 /*Reflection degree of light*/
47 l->ambient[0] = 0.4;
48 l->ambient[1] = 0.4;
49 l->ambient[2] = 0.4;
50 l->ambient[3] = 1.0;
51
52 }
53
54 void light_set(LIGHT *l)
55 {
56 ps2_vu0_normal_light_matrix(normal_light, l->light0, l->light1, l->light2);
57 ps2_vu0_light_color_matrix(light_color, l->color0, l->color1, l->color2, l->ambient);
58 }
59
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