bool D3D9_Init(HWND wnd, bool windowed, std::string *error_message) {
hWnd = wnd;
DIRECT3DCREATE9EX g_pfnCreate9ex;
hD3D9 = LoadLibrary(TEXT("d3d9.dll"));
if (!hD3D9) {
ELOG("Missing d3d9.dll");
*error_message = "D3D9.dll missing - try reinstalling DirectX.";
return false;
}
int d3dx_version = LoadD3DX9Dynamic();
if (!d3dx_version) {
*error_message = "D3DX DLL not found! Try reinstalling DirectX.";
return false;
}
g_pfnCreate9ex = (DIRECT3DCREATE9EX)GetProcAddress(hD3D9, "Direct3DCreate9Ex");
has9Ex = (g_pfnCreate9ex != NULL) && IsVistaOrHigher();
if (has9Ex) {
HRESULT result = g_pfnCreate9ex(D3D_SDK_VERSION, &d3dEx);
d3d = d3dEx;
if (FAILED(result)) {
FreeLibrary(hD3D9);
*error_message = "D3D9Ex available but context creation failed. Try reinstalling DirectX.";
return false;
}
} else {
d3d = Direct3DCreate9(D3D_SDK_VERSION);
if (!d3d) {
FreeLibrary(hD3D9);
*error_message = "Failed to create D3D9 context. Try reinstalling DirectX.";
return false;
}
}
D3DCAPS9 d3dCaps;
D3DDISPLAYMODE d3ddm;
if (FAILED(d3d->GetAdapterDisplayMode(D3DADAPTER_DEFAULT, &d3ddm))) {
*error_message = "GetAdapterDisplayMode failed";
d3d->Release();
return false;
}
adapterId = D3DADAPTER_DEFAULT;
if (FAILED(d3d->GetDeviceCaps(adapterId, D3DDEVTYPE_HAL, &d3dCaps))) {
*error_message = "GetDeviceCaps failed (???)";
d3d->Release();
return false;
}
HRESULT hr;
if (FAILED(hr = d3d->CheckDeviceFormat(D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL,
d3ddm.Format,
D3DUSAGE_DEPTHSTENCIL,
D3DRTYPE_SURFACE,
D3DFMT_D24S8))) {
if (hr == D3DERR_NOTAVAILABLE) {
*error_message = "D24S8 depth/stencil not available";
d3d->Release();
return false;
}
}
DWORD dwBehaviorFlags = D3DCREATE_MULTITHREADED | D3DCREATE_FPU_PRESERVE;
if (d3dCaps.VertexProcessingCaps != 0)
dwBehaviorFlags |= D3DCREATE_HARDWARE_VERTEXPROCESSING;
else
dwBehaviorFlags |= D3DCREATE_SOFTWARE_VERTEXPROCESSING;
int xres, yres;
GetRes(xres, yres);
memset(&pp, 0, sizeof(pp));
pp.BackBufferWidth = xres;
pp.BackBufferHeight = yres;
pp.BackBufferFormat = d3ddm.Format;
pp.MultiSampleType = D3DMULTISAMPLE_NONE;
pp.SwapEffect = D3DSWAPEFFECT_DISCARD;
pp.Windowed = windowed;
pp.hDeviceWindow = wnd;
pp.EnableAutoDepthStencil = true;
pp.AutoDepthStencilFormat = D3DFMT_D24S8;
pp.PresentationInterval = (g_Config.bVSync) ? D3DPRESENT_INTERVAL_ONE : D3DPRESENT_INTERVAL_IMMEDIATE;
if (has9Ex) {
if (windowed && IsWin7OrLater()) {
// This new flip mode gives higher performance.
// TODO: This makes it slower?
//pp.BackBufferCount = 2;
//pp.SwapEffect = D3DSWAPEFFECT_FLIPEX;
}
hr = d3dEx->CreateDeviceEx(adapterId, D3DDEVTYPE_HAL, wnd, dwBehaviorFlags, &pp, NULL, &deviceEx);
device = deviceEx;
} else {
hr = d3d->CreateDevice(adapterId, D3DDEVTYPE_HAL, wnd, dwBehaviorFlags, &pp, &device);
}
if (FAILED(hr)) {
*error_message = "Failed to create D3D device";
d3d->Release();
return false;
}
device->BeginScene();
DX9::pD3Ddevice = device;
DX9::pD3DdeviceEx = deviceEx;
if (!DX9::CompileShaders(*error_message)) {
*error_message = "Unable to compile shaders: " + *error_message;
device->EndScene();
device->Release();
d3d->Release();
DX9::pD3Ddevice = nullptr;
DX9::pD3DdeviceEx = nullptr;
device = nullptr;
UnloadD3DXDynamic();
return false;
}
DX9::fbo_init(d3d);
if (deviceEx && IsWin7OrLater()) {
// TODO: This makes it slower?
//deviceEx->SetMaximumFrameLatency(1);
}
return true;
}
int main(int argc, char **argv)
{
bool fullscreen = false;
if (SDL_Init(0) != 0){
ERR("SDL_Init\n");
return 1;
}
SDL_Window* Window = SDL_CreateWindow("SDL Nine", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, SCREEN_WIDTH, SCREEN_HEIGHT, SDL_WINDOW_SHOWN | SDL_WINDOW_RESIZABLE );
if (!Window) {
ERR("SDL_CreateWindow\n");
return 1;
}
d3d = SDL_Direct3DCreate9Ex(Window);
if (!d3d) {
ERR("X11_Direct3DCreate9\n");
return 1;
}
{
HWND FakeWnd= (HWND)Window;
D3DDISPLAYMODEEX mode;
D3DPRESENT_PARAMETERS d3dpp;
fillin_present_parameters(Window, SCREEN_WIDTH, SCREEN_HEIGHT, fullscreen, d3dpp, mode);
// create a device class using this information and the info from the d3dpp stuct
HRESULT hr = d3d->CreateDeviceEx(D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL,
FakeWnd,
D3DCREATE_HARDWARE_VERTEXPROCESSING,
&d3dpp, &mode,
&d3ddev);
if (FAILED(hr)) {
ERR("X11_Direct3DCreate9\n");
return 1;
}
}
init_graphics(); // call the function to initialize the triangle
Uint32 MainWindowID = SDL_GetWindowID(Window);
bool quit = false;
SDL_Event e;
//While application is running
while (!quit)
{
//Handle events on queue
while (SDL_PollEvent(&e) != 0)
{
//User requests quit
if (e.type == SDL_QUIT)
{
quit = true;
}
else if (e.type == SDL_WINDOWEVENT && e.window.windowID == MainWindowID)
{
switch (e.window.event) {
case SDL_WINDOWEVENT_SIZE_CHANGED:
{
int width = e.window.data1;
int height = e.window.data2;
bool ok = set_window_size(Window, width, height, fullscreen);
if (ok)
load_triangle(width, height, v_buffer);
} break;
}
}
else if (e.type == SDL_KEYDOWN && e.window.windowID == MainWindowID && e.key.keysym.sym == SDLK_F11 && e.key.state == SDL_PRESSED)
{
fullscreen = !fullscreen;
bool ok = set_window_size(Window, SCREEN_WIDTH, SCREEN_HEIGHT, fullscreen);
if (ok)
load_triangle(SCREEN_WIDTH, SCREEN_HEIGHT, v_buffer);
}
}
//Render quad
render_frame();
}
// clean up DirectX
{
v_buffer->Release(); // close and release the vertex buffer
d3ddev->Release(); // close and release the 3D device
d3d->Release(); // close and release Direct3D
}
SDL_Quit();
return 0;
}