make yaw = 0 result in (0, 0, 1) target vector

2025-02-02 05:32:18 +03:00
parent 87b33c2e0c
commit 7284bb726a
1 changed files with 2 additions and 1 deletions
--- a/src/rendering/twn_draw.c
+++ b/src/rendering/twn_draw.c
@@ -454,8 +454,9 @@ DrawCameraFromPrincipalAxesResult draw_camera_from_principal_axes(Vec3 position,

    (void)roll;

+    /* rotate so that yaw = 0 results in (0, 0, 1) target vector */
    float yawc, yaws, pitchc, pitchs;
-    sincosf(yaw, &yaws, &yawc);
+    sincosf(yaw + (float)M_PI, &yaws, &yawc);
    sincosf(pitch, &pitchs, &pitchc);

    Camera const camera = {