SDLWrapper::SDLWrapper() {
if (SDL_Init(SDL_INIT_VIDEO) < 0) {
SDLDie("Unable to initialize SDL");
m_status = NO_INIT;
}
else {
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 3);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
m_window = SDL_CreateWindow(PROGRAM_NAME,SDL_WINDOWPOS_CENTERED,
SDL_WINDOWPOS_CENTERED, WIDTH, HEIGHT,
SDL_WINDOW_OPENGL | SDL_WINDOW_SHOWN);
if (!m_window) {
SDLDie("Unable to create window");
m_status = NO_WINDOW;
}
else {
CheckSDLError(__LINE__);
m_context = SDL_GL_CreateContext(m_window);
CheckSDLError(__LINE__);
SDL_GL_SetSwapInterval(1);
m_status = INIT;
}
}
}
bool Engine_Init(char* windowTitle, int width, int height)
{
window_width = width;
window_height = height;
if(SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER | SDL_INIT_AUDIO | SDL_INIT_JOYSTICK | SDL_INIT_HAPTIC | SDL_INIT_GAMECONTROLLER) < 0) // Initialize SDL2
Engine_Quit("Unable to initialize SDL"); // Or die on error
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 2);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
// Create an application window with the following settings:
window = SDL_CreateWindow(
windowTitle, // window title
SDL_WINDOWPOS_UNDEFINED, // initial x position
SDL_WINDOWPOS_UNDEFINED, // initial y position
width, // width, in pixels
height, // height, in pixels
SDL_WINDOW_OPENGL | SDL_WINDOW_SHOWN | SDL_WINDOW_RESIZABLE
);
// Check that the window was successfully made
if(window == NULL)
Engine_Quit("Could not create window: %s");
CheckSDLError(__LINE__);
mainContext = SDL_GL_CreateContext(window);
CheckSDLError(__LINE__);
glewExperimental = GL_TRUE;
glewInit();
//Debug some things :)
printf("Vendor: %s\n", glGetString(GL_VENDOR));
printf("Renderer: %s\n", glGetString(GL_RENDERER));
printf("Version: %s\n", glGetString(GL_VERSION));
printf("GLSL: %s\n", glGetString(GL_SHADING_LANGUAGE_VERSION));
printf("Extensions: %s\n", glGetString(GL_EXTENSIONS));
// This makes our buffer swap syncronized with the monitor's vertical refresh
SDL_GL_SetSwapInterval(1);
// Create our renderer
Render_Init(width, height);
QuadRenderer::Resized(width, height);
//Core loop
nextTime = SDL_GetTicks() + TICK_INTERVAL;
return true;
}
bool Init()
{
// Initialize SDL's Video subsystem
if (SDL_Init(SDL_INIT_VIDEO) < 0)
{
std::cout << "Failed to init SDL\n";
return false;
}
// Create our window centered at 512x512 resolution
mainWindow = SDL_CreateWindow(programName.c_str(), SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
512, 512, SDL_WINDOW_OPENGL);
// Check that everything worked out okay
if (!mainWindow)
{
std::cout << "Unable to create window\n";
CheckSDLError(__LINE__);
return false;
}
// Create our opengl context and attach it to our window
mainContext = SDL_GL_CreateContext(mainWindow);
SetOpenGLAttributes();
// This makes our buffer swap syncronized with the monitor's vertical refresh
SDL_GL_SetSwapInterval(1);
// Init GLEW
//glewExperimental = GL_TRUE;
//glewInit();
return true;
}
bool Engine_SetFullscreen(bool fullscreen, bool realFullscreen /* = false */)
{
int result;
if (fullscreen)
{
if (realFullscreen)
{
result = SDL_SetWindowFullscreen(window, SDL_WINDOW_FULLSCREEN);
}
else
{
result = SDL_SetWindowFullscreen(window, SDL_WINDOW_FULLSCREEN_DESKTOP);
}
}
else
{
result = SDL_SetWindowFullscreen(window, 0);
}
CheckSDLError(__LINE__);
return result == 0;
}
