diff options
| -rw-r--r-- | test/pugl_gl3_test.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/test/pugl_gl3_test.c b/test/pugl_gl3_test.c index 672dc65..95fa54d 100644 --- a/test/pugl_gl3_test.c +++ b/test/pugl_gl3_test.c @@ -152,15 +152,19 @@ onExpose(PuglView* view) glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, app->ibo); for (size_t i = 0; i < app->numRects; ++i) { - Rect* rect = &app->rects[i]; + Rect* rect = &app->rects[i]; + const float normal = i / (float)app->numRects; + const float offset[2] = {normal * 128.0f, normal * 128.0f}; // Move rect around in an arbitrary way that looks cool - rect->pos[0] = (float)(frame.width - rect->size[0]) * - (sinf((float)time * rect->size[0] / 64.0f) + 1.0f) / - 2.0f; - rect->pos[1] = (float)(frame.height - rect->size[1]) * - (cosf((float)time * rect->size[1] / 64.0f) + 1.0f) / - 2.0f; + rect->pos[0] = + (float)(frame.width - rect->size[0] + offset[0]) * + (sinf((float)time * rect->size[0] / 64.0f + normal) + 1.0f) / + 2.0f; + rect->pos[1] = + (float)(frame.height - rect->size[1] + offset[1]) * + (cosf((float)time * rect->size[1] / 64.0f + normal) + 1.0f) / + 2.0f; drawRect(app, rect, proj); } |