diff options
| -rw-r--r-- | src/main.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/main.cpp b/src/main.cpp index a9d4c74..7ead051 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -215,9 +215,14 @@ Redisplay(void) * the world-space origin at a distance of 15 units. */ const GLUmat4 vp(projection_matrix * gluTranslate(0.0, 0.0, -15.0)); + transformations[0] = vp * rotate_y_axis(orbit_angle); - for (unsigned i = 0; i < ARRAY_SIZE(transformations); i++) { - transformations[i] = vp; + const GLUmat4 translate_up = gluTranslate(0.0f, 2.0f, 0.0f); + const GLUmat4 rotate_hinge = gluTranslate(0.0f, -1.0f, 1.0f) * rotate_x_axis(hinge_angle) * gluTranslate(0.0f, 1.0f, -1.0f); + const GLUmat4 cube_trans = translate_up * rotate_hinge; + + for (unsigned i = 1; i < ARRAY_SIZE(transformations); i++) { + transformations[i] = transformations[i - 1] * cube_trans; } |