kannonier8/blender
1
0
Fork 0
forked from bartvdbraak/blender
Code Pull Requests Activity

Fix T38795: Mesh Analysis overhang faces show gray

Browse Source
This commit is contained in:
Campbell Barton 2014-02-24 19:53:44 +11:00
parent e82d648760
commit e72775e34a
1 changed files with 14 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
source/blender/blenkernel/intern/editderivedmesh.c
View File

@ -1741,9 +1741,13 @@ static void statvis_calc_overhang(
float dir[3];
int index;
const float minmax_irange = 1.0f / (max - min);
bool is_max;
/* fallback */
const char col_fallback[4] = {64, 64, 64, 255};
const char col_fallback[2][4] = {
{64, 64, 64, 255}, /* gray */
{0, 0, 0, 255}, /* max color */
};
BLI_assert(min <= max);
@ -1754,12 +1758,19 @@ static void statvis_calc_overhang(
normalize_v3(dir);
}
/* fallback max */
{
float fcol[3];
weight_to_rgb(fcol, 1.0f);
rgb_float_to_uchar((unsigned char *)col_fallback[1], fcol);
}
/* now convert into global space */
BM_ITER_MESH_INDEX (f, &iter, bm, BM_FACES_OF_MESH, index) {
float fac = angle_normalized_v3v3(polyNos ? polyNos[index] : f->no, dir) / (float)M_PI;
/* remap */
if (fac >= min && fac <= max) {
if ((is_max = (fac <= max)) && (fac >= min)) {
float fcol[3];
fac = (fac - min) * minmax_irange;
fac = 1.0f - fac;
@ -1768,7 +1779,7 @@ static void statvis_calc_overhang(
rgb_float_to_uchar(r_face_colors[index], fcol);
}
else {
copy_v4_v4_char((char *)r_face_colors[index], (const char *)col_fallback);
copy_v4_v4_char((char *)r_face_colors[index], (const char *)(col_fallback[is_max]));
}
}
}