pair<double, double> EfeitoVisual::positionScreen(char * type)
{
pair<double, double> val;
if (type == "center") {
val.first = ((GetSystemMetrics(SM_CXSCREEN) - sizeScreen().first) / 2);
val.second = ((GetSystemMetrics(SM_CYSCREEN) - sizeScreen().second) / 3);
}
return val;
}
bool SDLRenderer::blitBackBufferToScreen() {
IntegerSize sizeBackBuffer(m_pBackBufferSurface->sizePixels());
SDL_Rect rectBackBuffer(convertSizeToRect(sizeBackBuffer));
IntegerSize sizeScreen(m_pScreenSurface->sizePixels());
SDL_Rect rectScreen(convertSizeToRect(sizeScreen));
int result = SDL_BlitSurface(
m_pBackBufferSurface->rawSurfacePtr(),
&rectBackBuffer,
m_pScreenSurface->rawSurfacePtr(),
&rectScreen);
bool didRender = (result == 0);
if (!didRender) {
return false;
}
SDL_UpdateRect(
m_pScreenSurface->rawSurfacePtr(),
rectScreen.x,
rectScreen.y,
rectScreen.w,
rectScreen.h);
#ifdef DEBUG
std::cout << "SDLRenderer::blitBackBufferToScreen result " << result << " ";
std::cout << (didRender ? "" : "not ") << "did render" << std::endl;
std::cout << "sizeBackBuffer " << sizeBackBuffer << std::endl;
std::cout << "sizeScreen " << sizeScreen << std::endl;
#endif
return didRender;
}