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D3D9: Allow vsync change at runtime.

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This commit is contained in:
Unknown W. Brackets 2020-02-29 22:48:32 -08:00
parent 6f86b6fdbe
commit bc90faebf7
2 changed files with 8 additions and 4 deletions
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11
Windows/GPU/D3D9Context.cpp
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@ -56,7 +56,7 @@ static void GetRes(HWND hWnd, int &xres, int &yres) {
}
void D3D9Context::SwapInterval(int interval) {
// Dummy
swapInterval_ = interval;
}
bool D3D9Context::Init(HINSTANCE hInst, HWND wnd, std::string *error_message) {
@ -159,7 +159,7 @@ bool D3D9Context::Init(HINSTANCE hInst, HWND wnd, std::string *error_message) {
presentParams_.hDeviceWindow = wnd;
presentParams_.EnableAutoDepthStencil = true;
presentParams_.AutoDepthStencilFormat = D3DFMT_D24S8;
presentParams_.PresentationInterval = (g_Config.bVSync) ? D3DPRESENT_INTERVAL_ONE : D3DPRESENT_INTERVAL_IMMEDIATE;
presentParams_.PresentationInterval = swapInterval_ == 1 ? D3DPRESENT_INTERVAL_ONE : D3DPRESENT_INTERVAL_IMMEDIATE;
if (has9Ex_) {
if (windowed && IsWin7OrLater()) {
@ -205,16 +205,19 @@ void D3D9Context::Resize() {
// This should only be called from the emu thread.
int xres, yres;
GetRes(hWnd_, xres, yres);
uint32_t newInterval = swapInterval_ == 1 ? D3DPRESENT_INTERVAL_ONE : D3DPRESENT_INTERVAL_IMMEDIATE;;
bool w_changed = presentParams_.BackBufferWidth != xres;
bool h_changed = presentParams_.BackBufferHeight != yres;
bool i_changed = presentParams_.PresentationInterval != newInterval;
if (device_ && (w_changed || h_changed)) {
if (device_ && (w_changed || h_changed || i_changed)) {
draw_->HandleEvent(Draw::Event::LOST_BACKBUFFER, 0, 0, nullptr);
presentParams_.BackBufferWidth = xres;
presentParams_.BackBufferHeight = yres;
presentParams_.PresentationInterval = newInterval;
HRESULT hr = device_->Reset(&presentParams_);
if (FAILED(hr)) {
// Had to remove DXGetErrorStringA calls here because dxerr.lib is deprecated and will not link with VS 2015.
// Had to remove DXGetErrorStringA calls here because dxerr.lib is deprecated and will not link with VS 2015.
PanicAlert("Unable to reset D3D9 device");
}
draw_->HandleEvent(Draw::Event::GOT_BACKBUFFER, 0, 0, nullptr);

1
Windows/GPU/D3D9Context.h
View File

@ -53,5 +53,6 @@ private:
HWND hWnd_; // Holds Our Window Handle
HMODULE hD3D9_;
D3DPRESENT_PARAMETERS presentParams_;
int swapInterval_ = 0;
};