bool Initialize() {
gbm_ = gbm_create_device(drm_->GetFD());
if (!gbm_) {
fprintf(stderr, "cannot create gbm device.\n");
return false;
}
if (!InitializeEGL()) {
fprintf(stderr, "cannot create EGL context.\n");
return false;
}
DRMModesetter::Size display_size = drm_->GetDisplaySize();
for (auto& framebuffer : framebuffers_) {
if (!CreateFramebuffer(display_size.width, display_size.height,
framebuffer)) {
fprintf(stderr, "cannot create framebuffer.\n");
return false;
}
}
// Need to do the first mode setting before page flip.
if (!drm_->ModeSetCrtc())
return false;
return true;
}
OpenGL::OpenGL(ANativeWindow * window)
{
InitializeEGL(window);
InitializeShaders();
}