void COpenGL::DeInitialize()
{
initDone = false;
SetShaders(NULL);
DestroyDrawSurface();
wglMakeCurrent(NULL,NULL);
if(hRC) {
wglDeleteContext(hRC);
hRC = NULL;
}
if(hDC) {
ReleaseDC(hWnd,hDC);
hDC = NULL;
}
hWnd = NULL;
initDone = false;
quadTextureSize = 0;
filterScale = 0;
afterRenderWidth = 0;
afterRenderHeight = 0;
shaderFunctionsLoaded = false;
shader_type = OGL_SHADER_NONE;
if(cgShader) {
delete cgShader;
cgShader = NULL;
}
if(cgAvailable)
unloadCgLibrary();
cgAvailable = false;
}
bool COpenGL::ChangeDrawSurfaceSize(unsigned int width, unsigned int height)
{
DestroyDrawSurface();
CreateDrawSurface(width, height);
SetupVertices();
return true;
}
bool COpenGL::ChangeDrawSurfaceSize(unsigned int scale)
{
filterScale = scale;
DestroyDrawSurface();
CreateDrawSurface();
SetupVertices();
return true;
}
/* CDirect3D::ResetDevice
resets the device
called if surface was lost or the settings/display size require a device reset
-----
returns true if successful, false otherwise
*/
bool CDirect3D::ResetDevice()
{
if(!init_done) return false;
HRESULT hr;
//release prior to reset
DestroyDrawSurface();
if(cgAvailable) {
cgShader->OnLostDevice();
cgD3D9SetDevice(NULL);
}
//zero or unknown values result in the current window size/display settings
dPresentParams.BackBufferWidth = 0;
dPresentParams.BackBufferHeight = 0;
dPresentParams.BackBufferCount = GUI.DoubleBuffered?2:1;
dPresentParams.BackBufferFormat = D3DFMT_UNKNOWN;
dPresentParams.FullScreen_RefreshRateInHz = 0;
dPresentParams.Windowed = true;
dPresentParams.PresentationInterval = GUI.Vsync?D3DPRESENT_INTERVAL_ONE:D3DPRESENT_INTERVAL_IMMEDIATE;
dPresentParams.Flags = D3DPRESENTFLAG_LOCKABLE_BACKBUFFER;
if(fullscreen) {
dPresentParams.BackBufferWidth = GUI.FullscreenMode.width;
dPresentParams.BackBufferHeight = GUI.FullscreenMode.height;
dPresentParams.BackBufferCount = GUI.DoubleBuffered?2:1;
dPresentParams.Windowed = false;
if(GUI.FullscreenMode.depth == 32)
dPresentParams.BackBufferFormat = D3DFMT_X8R8G8B8;
else
dPresentParams.BackBufferFormat = D3DFMT_R5G6B5;
dPresentParams.FullScreen_RefreshRateInHz = GUI.FullscreenMode.rate;
}
if(FAILED(hr = pDevice->Reset(&dPresentParams))) {
DXTRACE_ERR(TEXT("Unable to reset device"), hr);
return false;
}
if(cgAvailable) {
cgD3D9SetDevice(pDevice);
cgShader->OnResetDevice();
}
pDevice->SetRenderState(D3DRS_LIGHTING, FALSE);
pDevice->Clear(0, NULL, D3DCLEAR_TARGET, D3DCOLOR_XRGB(0, 0, 0), 1.0f, 0);
//recreate the surface
CreateDrawSurface();
SetViewport();
return true;
}
/* CDirect3D::ChangeDrawSurfaceSize
changes the draw surface size: deletes the old textures, creates a new texture
and calculate new vertices
IN:
scale - the scale that has to fit into the textures
-----
returns true if successful, false otherwise
*/
bool CDirect3D::ChangeDrawSurfaceSize(unsigned int scale)
{
filterScale = scale;
if(pDevice) {
DestroyDrawSurface();
CreateDrawSurface();
SetupVertices();
return true;
}
return false;
}
void CDirect3D::DeInitialize()
{
DestroyDrawSurface();
SetShader(NULL);
if(cgShader) {
delete cgShader;
cgShader = NULL;
}
if(cgContext) {
cgDestroyContext(cgContext);
cgContext = NULL;
}
if(cgAvailable)
cgD3D9SetDevice(NULL);
if(vertexBuffer) {
vertexBuffer->Release();
vertexBuffer = NULL;
}
if(vertexDeclaration) {
vertexDeclaration->Release();
vertexDeclaration = NULL;
}
if( pDevice ) {
pDevice->Release();
pDevice = NULL;
}
if( pD3D ) {
pD3D->Release();
pD3D = NULL;
}
init_done = false;
afterRenderWidth = 0;
afterRenderHeight = 0;
quadTextureSize = 0;
fullscreen = false;
filterScale = 0;
if(cgAvailable)
unloadCgLibrary();
cgAvailable = false;
}
