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Fix T87150: bad points appearance in orthographic view 

Points are drawn as half octahedron (aligned to the camera).
Getting the appropriate matrix for facing the camera would fail in in
orthographic view, points were not facing the camera (revealing their
missing other half octahedron)

Maniphest Tasks: T87150

Differential Revision: https://developer.blender.org/D10923
This commit is contained in:
Philipp Oeser 2021-04-08 17:19:45 +02:00
parent 3f91591c1d
commit 2110239547
Notes: blender-bot 2023-02-14 06:17:14 +01:00 
Referenced by issue #87150, Points’ appearance in orthographic mode
1 changed files with 1 additions and 1 deletions
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source/blender/draw/intern/shaders/common_pointcloud_lib.glsl
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@ -12,7 +12,7 @@ in vec3 nor;
mat3 pointcloud_get_facing_matrix(vec3 p)
{
mat3 facing_mat;
facing_mat[2] = normalize(ViewMatrixInverse[3].xyz - p);
facing_mat[2] = cameraVec(p);
facing_mat[1] = normalize(cross(ViewMatrixInverse[0].xyz, facing_mat[2]));
facing_mat[0] = cross(facing_mat[1], facing_mat[2]);
return facing_mat;