Do not cull mjGEOM_TRIANGLE.

PiperOrigin-RevId: 789723631 Change-Id: I8a5aaa78a9fe63458c07b823c7550846c14413b1
2025-08-01 05:26:48 -07:00
parent 3d537c85ef
commit 80befd64ae
2 changed files with 8 additions and 6 deletions
@@ -446,11 +446,15 @@ static void renderGeom(const mjvGeom* geom, int mode, const float* headpos,
    break;

  case mjGEOM_TRIANGLE:                       // triangle
+    glDisable(GL_CULL_FACE);
    glBegin(GL_TRIANGLES);
    glVertex3f(0, 0, 0);
    glVertex3f(size[0], 0, 0);
    glVertex3f(0, size[1], 0);
    glEnd();
+    if (scn->flags[mjRND_CULL_FACE]) {
+      glEnable(GL_CULL_FACE);
+    }
    break;

  case mjGEOM_FLEX:                           // flex