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Added ability to select GPU.

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This commit is contained in:
Branimir Karadžić
2015-03-26 15:01:47 -07:00
parent a4bf237b05
commit eeb491883d
6 changed files with 88 additions and 17 deletions
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25
src/renderer_d3d11.cpp
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@@ -513,7 +513,10 @@ namespace bgfx { namespace d3d11
m_driverType = D3D_DRIVER_TYPE_HARDWARE;
IDXGIAdapter* adapter;
for (uint32_t ii = 0; DXGI_ERROR_NOT_FOUND != factory->EnumAdapters(ii, &adapter); ++ii)
for (uint32_t ii = 0
; DXGI_ERROR_NOT_FOUND != factory->EnumAdapters(ii, &adapter) && ii < BX_COUNTOF(g_caps.gpu)
; ++ii
)
{
DXGI_ADAPTER_DESC desc;
hr = adapter->GetDesc(&desc);
@@ -536,6 +539,19 @@ namespace bgfx { namespace d3d11
, desc.SharedSystemMemory
);
g_caps.gpu[ii].vendorId = (uint16_t)desc.VendorId;
g_caps.gpu[ii].deviceId = (uint16_t)desc.DeviceId;
++g_caps.numGPUs;
if ( (BGFX_PCI_ID_NONE != g_caps.vendorId || 0 != g_caps.deviceId)
&& (BGFX_PCI_ID_NONE == g_caps.vendorId || desc.VendorId == g_caps.vendorId)
&& ( 0 == g_caps.deviceId || desc.DeviceId == g_caps.deviceId) )
{
m_adapter = adapter;
m_adapter->AddRef();
m_driverType = D3D_DRIVER_TYPE_UNKNOWN;
}
if (BX_ENABLED(BGFX_CONFIG_DEBUG_PERFHUD)
&& 0 != strstr(description, "PerfHUD") )
{
@@ -594,6 +610,11 @@ namespace bgfx { namespace d3d11
}
BGFX_FATAL(SUCCEEDED(hr), Fatal::UnableToInitialize, "Unable to create Direct3D11 device.");
if (NULL != m_adapter)
{
DX_RELEASE(m_adapter, 2);
}
IDXGIDevice* device = NULL;
hr = E_FAIL;
for (uint32_t ii = 0; ii < BX_COUNTOF(s_deviceIIDs) && FAILED(hr); ++ii)
@@ -616,6 +637,8 @@ namespace bgfx { namespace d3d11
hr = adapter->GetDesc(&m_adapterDesc);
BGFX_FATAL(SUCCEEDED(hr), Fatal::UnableToInitialize, "Unable to create Direct3D11 device.");
g_caps.vendorId = (uint16_t)m_adapterDesc.VendorId;
g_caps.deviceId = (uint16_t)m_adapterDesc.DeviceId;
#if BX_PLATFORM_WINRT
hr = adapter->GetParent(__uuidof(IDXGIFactory2), (void**)&m_factory);