spicetools/hooks/graphics/backends/d3d9/d3d9_fake_swapchain.cpp

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2024-08-28 15:10:34 +00:00
#include "d3d9_fake_swapchain.h"
#include <cassert>
#include <mutex>
#include "util/logging.h"
#if 1
#define WRAP_VERBOSE log_misc("graphics::d3d9", "FakeIDirect3DSwapChain9::{}", __FUNCTION__)
#define WRAP_VERBOSE_FMT(format, ...) log_misc("graphics::d3d9", format, __VA_ARGS__)
#else
#define WRAP_VERBOSE
#define WRAP_VERBOSE_FMT(format, ...)
#endif
// IDirect3DSwapChain9
HRESULT STDMETHODCALLTYPE FakeIDirect3DSwapChain9::QueryInterface(REFIID riid, void **ppvObj) {
if (ppvObj == nullptr) {
return E_POINTER;
}
if (riid == IID_IUnknown ||
riid == IID_IDirect3DSwapChain9 ||
riid == IID_IDirect3DSwapChain9Ex)
{
#pragma region Update to IDirect3DSwapChain9Ex interface
if (!is_d3d9ex && riid == IID_IDirect3DSwapChain9Ex) {
is_d3d9ex = true;
}
#pragma endregion
AddRef();
*ppvObj = this;
return S_OK;
}
return E_NOINTERFACE;
}
ULONG STDMETHODCALLTYPE FakeIDirect3DSwapChain9::AddRef(void) {
return ++this->ref_cnt;
}
ULONG STDMETHODCALLTYPE FakeIDirect3DSwapChain9::Release(void) {
ULONG refs = --this->ref_cnt;
if (refs == 0) {
delete this;
}
return refs;
}
HRESULT STDMETHODCALLTYPE FakeIDirect3DSwapChain9::Present(const RECT *pSourceRect, const RECT *pDestRect,
HWND hDestWindowOverride, const RGNDATA *pDirtyRegion, DWORD dwFlags)
{
static std::once_flag printed;
std::call_once(printed, []() {
log_misc("graphics::d3d9", "FakeIDirect3DSwapChain9::Present");
});
return D3DERR_INVALIDCALL;
}
HRESULT STDMETHODCALLTYPE FakeIDirect3DSwapChain9::GetFrontBufferData(IDirect3DSurface9 *pDestSurface) {
WRAP_VERBOSE;
return D3DERR_INVALIDCALL;
}
HRESULT STDMETHODCALLTYPE FakeIDirect3DSwapChain9::GetBackBuffer(UINT iBackBuffer, D3DBACKBUFFER_TYPE Type,
IDirect3DSurface9 **ppBackBuffer)
{
static std::once_flag printed;
std::call_once(printed, []() {
log_misc("graphics::d3d9", "FakeIDirect3DSwapChain9::GetBackBuffer");
});
if (iBackBuffer >= render_targets.size() || Type != D3DBACKBUFFER_TYPE_MONO || !ppBackBuffer) {
return D3DERR_INVALIDCALL;
}
auto &render_target = render_targets[iBackBuffer];
render_target->AddRef();
*ppBackBuffer = render_target;
return D3D_OK;
}
HRESULT STDMETHODCALLTYPE FakeIDirect3DSwapChain9::GetRasterStatus(D3DRASTER_STATUS *pRasterStatus) {
WRAP_VERBOSE;
return D3DERR_INVALIDCALL;
}
HRESULT STDMETHODCALLTYPE FakeIDirect3DSwapChain9::GetDisplayMode(D3DDISPLAYMODE *pMode) {
WRAP_VERBOSE;
return D3DERR_INVALIDCALL;
}
HRESULT STDMETHODCALLTYPE FakeIDirect3DSwapChain9::GetDevice(IDirect3DDevice9 **ppDevice) {
WRAP_VERBOSE;
if (ppDevice == nullptr) {
return D3DERR_INVALIDCALL;
}
pDev->AddRef();
*ppDevice = pDev;
return D3D_OK;
}
HRESULT STDMETHODCALLTYPE FakeIDirect3DSwapChain9::GetPresentParameters(
D3DPRESENT_PARAMETERS *pPresentationParameters)
{
WRAP_VERBOSE;
return D3DERR_INVALIDCALL;
}
// IDirect3DSwapChain9Ex
HRESULT STDMETHODCALLTYPE FakeIDirect3DSwapChain9::GetLastPresentCount(UINT *pLastPresentCount) {
assert(is_d3d9ex);
return D3DERR_INVALIDCALL;
}
HRESULT STDMETHODCALLTYPE FakeIDirect3DSwapChain9::GetPresentStats(D3DPRESENTSTATS *pPresentationStatistics) {
assert(is_d3d9ex);
return D3DERR_INVALIDCALL;
}
HRESULT STDMETHODCALLTYPE FakeIDirect3DSwapChain9::GetDisplayModeEx(D3DDISPLAYMODEEX *pMode,
D3DDISPLAYROTATION *pRotation)
{
WRAP_VERBOSE;
assert(is_d3d9ex);
return D3DERR_INVALIDCALL;
}