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this SHOULD take care of case 5.3. Find out when I get home :/

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Bill Currie 2000-12-01 19:57:33 +00:00
parent 7b82e44ca1
commit 6ced43e560
1 changed files with 4 additions and 4 deletions
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8
source/gl_sky_clip.c
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@ -57,6 +57,8 @@ static const int faces_table[3][6] = {
{-1, 4, 4, -1, 1, 1},
{-1, 2, 2, -1, 5, 5},
};
/* convert face magic bit mask to index into visit array */
static const int faces_bit_magic[] = {3, 4, -1, 0, 2, -1, 1, -1};
/* axis the cube face cuts (also index into vec3_t and n % 3 for 0 <= n < 6) */
static const int face_axis[] = {0, 1, 2, 0, 1, 2};
/* offset on the axis the cube face cuts */
@ -431,11 +433,9 @@ process_corners (struct box_def *box)
// 3 vertexen
unsigned int sel = (((abs (visit[2].face - visit[0].face) == 3) << 4)
| ((abs (visit[3].face - visit[1].face) == 3) << 3)
| ((abs (visit[4].face - visit[2].face) == 3) << 2)
| ((abs (visit[0].face - visit[3].face) == 3) << 1)
| ((abs (visit[1].face - visit[4].face) == 3) << 0));
| ((abs (visit[4].face - visit[2].face) == 3) << 2));
vec3_t v[3];
center = ((sel * 3) - 6) % 5;
center = faces_bit_magic[sel];
//printf ("%02o %d %d %d %d %d %d\n", sel, center, visit[0].face, visit[1].face, visit[2].face, visit[3].face, visit[4].face);
for (i = 0; i < 3; i++)
find_cube_vertex (visit[center].face, visit[(center + 1 + i) % 5].face, visit[(center + 2 + i) % 5].face, v[i]);