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D3D9: Implemented swap chain screen shot.

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This commit is contained in:
Branimir Karadžić
2017-03-02 22:48:10 -08:00
parent 532da1fbe5
commit cd263210f3
1 changed files with 24 additions and 6 deletions
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30
src/renderer_d3d9.cpp
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@@ -1132,7 +1132,19 @@ namespace bgfx { namespace d3d9
void requestScreenShot(FrameBufferHandle _handle, const char* _filePath) BX_OVERRIDE
{
#if BX_PLATFORM_WINDOWS
BX_UNUSED(_handle);
IDirect3DSwapChain9* swapChain = isValid(_handle)
? m_frameBuffers[_handle.idx].m_swapChain
: m_swapChain
;
if (NULL == swapChain)
{
BX_TRACE("Unable to capture screenshot %s.", _filePath);
return;
}
D3DPRESENT_PARAMETERS params;
DX_CHECK(swapChain->GetPresentParameters(&params));
IDirect3DSurface9* surface;
D3DDEVICE_CREATION_PARAMETERS dcp;
@@ -1149,8 +1161,14 @@ namespace bgfx { namespace d3d9
, NULL
) );
HWND nwh = params.hDeviceWindow;
SetWindowPos(nwh, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE);
DX_CHECK(m_device->GetFrontBufferData(0, surface) );
SetWindowPos(nwh, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE);
D3DLOCKED_RECT rect;
DX_CHECK(surface->LockRect(&rect
, NULL
@@ -1158,20 +1176,20 @@ namespace bgfx { namespace d3d9
) );
RECT rc;
GetClientRect( (HWND)g_platformData.nwh, &rc);
GetClientRect(nwh, &rc);
POINT point;
point.x = rc.left;
point.y = rc.top;
ClientToScreen( (HWND)g_platformData.nwh, &point);
ClientToScreen(nwh, &point);
uint8_t* data = (uint8_t*)rect.pBits;
uint32_t bytesPerPixel = rect.Pitch/dm.Width;
g_callback->screenShot(_filePath
, m_params.BackBufferWidth
, m_params.BackBufferHeight
, params.BackBufferWidth
, params.BackBufferHeight
, rect.Pitch
, &data[point.y*rect.Pitch+point.x*bytesPerPixel]
, m_params.BackBufferHeight*rect.Pitch
, params.BackBufferHeight*rect.Pitch
, false
);