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/*
* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
/**
* \file d3d_device.cpp
* \brief Direct3D device.
* \author Sebastien Vincent
* \date 2010
*/
#include "d3d_device.h"
D3DDevice::D3DDevice(HWND hwnd, LPDIRECT3D9 d3d, size_t width, size_t height,
bool fullscreen)
{
HRESULT ret = 0;
D3DPRESENT_PARAMETERS settings;
D3DDISPLAYMODE dmode;
ZeroMemory(&settings, sizeof(D3DPRESENT_PARAMETERS));
ret = d3d->GetAdapterDisplayMode(D3DADAPTER_DEFAULT, &dmode);
if(FAILED(ret))
{
return;
}
settings.BackBufferWidth = width;
settings.BackBufferHeight = height;
settings.BackBufferFormat = fullscreen ? dmode.Format : D3DFMT_UNKNOWN;
settings.BackBufferCount = 1;
//settings.hDeviceWindow = hwnd;
settings.Windowed = !fullscreen;
settings.SwapEffect = D3DSWAPEFFECT_DISCARD;
if(SUCCEEDED(d3d->CheckDeviceMultiSampleType(D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL, settings.BackBufferFormat, !fullscreen,
D3DMULTISAMPLE_2_SAMPLES, NULL)))
{
settings.MultiSampleQuality = D3DMULTISAMPLE_2_SAMPLES;
}
else
{
settings.MultiSampleQuality = D3DMULTISAMPLE_NONE;
}
settings.EnableAutoDepthStencil = false;
settings.AutoDepthStencilFormat = D3DFMT_D16;
settings.FullScreen_RefreshRateInHz = 0;
settings.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE; //0;
settings.Flags = D3DPRESENTFLAG_LOCKABLE_BACKBUFFER;
ret = d3d->CreateDevice(D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, hwnd,
D3DCREATE_SOFTWARE_VERTEXPROCESSING, &settings, &m_device);
if(FAILED(ret))
{
m_device = NULL;
/* TODO */
return;
}
/* copy settings */
memcpy(&m_settings, &settings, sizeof(settings));
}
D3DDevice::~D3DDevice()
{
if(m_backSurface)
{
//m_backSurface->Release();
}
if(m_device)
{
m_device->Release();
m_device = NULL;
}
}
LPDIRECT3DDEVICE9 D3DDevice::getDevice() const
{
return m_device;
}
bool D3DDevice::validate()
{
HRESULT ret = 0;
ret = m_device->TestCooperativeLevel();
if(FAILED(ret))
{
/* device is lost (window not shown) */
if(ret == D3DERR_DEVICELOST)
{
return false;
}
/* ready to reset */
if(ret == D3DERR_DEVICENOTRESET)
{
/* XXX in this case we simply delete and recreate device since
* it always failed to Reset in JAWT but not in pure Windows
* binary
*/
#if 0
if(m_backSurface)
{
m_backSurface->Release();
m_backSurface = NULL;
}
ret = m_device->Reset(&m_settings);
if(FAILED(ret))
{
return false;
}
ret = m_device->GetBackBuffer(0, 0, D3DBACKBUFFER_TYPE_MONO,
&m_backSurface);
if(FAILED(ret))
{
return false;
}
#endif
}
}
return true;
}
D3DSurface* D3DDevice::createSurface(size_t width, size_t height)
{
D3DSurface* ret = NULL;
ret = new D3DSurface(getDevice(), width, height);
if(ret->getSurface())
{
return ret;
}
else
{
/* problem allocating surface */
delete ret;
return NULL;
}
}
void D3DDevice::render(D3DSurface* surface)
{
HRESULT ret = 0;
LPDIRECT3DSURFACE9 surfacePointer = surface->getSurface();
if(!surfacePointer)
{
return;
}
/* clear the back buffer */
m_device->Clear(0, 0, D3DCLEAR_TARGET, D3DCOLOR_XRGB(0xff, 0xff, 0xff),
0.0f, 0);
/* Get the back buffer */
ret = m_device->GetBackBuffer(0, 0, D3DBACKBUFFER_TYPE_MONO,
&m_backSurface);
if(FAILED(ret))
{
return;
}
ret = m_device->BeginScene();
if(FAILED(ret))
{
return;
}
/* copy content on surface */
m_device->UpdateSurface(surfacePointer, NULL, m_backSurface, NULL);
/* finish scene and cleanup */
m_device->EndScene();
m_backSurface->Release();
m_backSurface = NULL;
/* present the back buffer to the display adapter to be drawn */
m_device->Present(NULL, NULL, NULL, NULL);
}
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