void DisplayOzone::drawBuffer(Buffer *buffer)
{
if (!mDrawing)
{
// get buffer on which to draw window
if (mUnused)
{
mDrawing = mUnused;
mUnused = nullptr;
}
else
{
mDrawing = new Buffer(this, GBM_BO_USE_RENDERING | GBM_BO_USE_SCANOUT,
GBM_FORMAT_ARGB8888, DRM_FORMAT_ARGB8888, DRM_FORMAT_XRGB8888,
true, true); // XXX shouldn't need stencil
if (!mDrawing || !mDrawing->initialize(mWidth, mHeight))
{
return;
}
}
StateManagerGL *sm = getRenderer()->getStateManager();
sm->bindFramebuffer(GL_DRAW_FRAMEBUFFER, mDrawing->getGLFB());
sm->setClearColor(gl::ColorF(0, 0, 0, 1));
sm->setClearDepth(1);
sm->setScissorTestEnabled(false);
sm->setColorMask(true, true, true, true);
sm->setDepthMask(true);
mFunctionsGL->clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
drawWithTexture(buffer);
presentScreen();
}
void ScreenManager::loop()
{
// Do things common to all screens
bool backButton = bit_is_set(PIND, 7);
bool homeButton = bit_is_set(PINB, 2);
if(backButton) {
if(history_idx > 1) {
LGUIScreen *screen = history[history_idx-2]; // -1 is ourself
history_idx-=2; // Pop from the stack
presentScreen(*screen);
}
} else if( homeButton && (currentScreen != &homeScreen) ) {
presentScreen(homeScreen);
} else {
if(currentScreen)
currentScreen->loop();
}
}
