// LJ DEBUG - TODO - not working
// Re-link a gl texture to the shared directX texture
bool spoutGLDXinterop::LinkGLtexture(GLuint glTexture)
{
// printf("LinkGLtexture(%d)\n", glTexture);
if(g_pd3dDevice == NULL || g_pSharedTexture == NULL || m_dxShareHandle == NULL) {
// printf(" null handles\n");
return false;
}
if(m_hInteropDevice != NULL && m_hInteropObject != NULL) {
// printf(" unregister\n");
wglDXUnregisterObjectNV(m_hInteropDevice, m_hInteropObject);
m_hInteropObject = NULL;
}
// printf(" unregister OK\n");
if (m_hInteropDevice != NULL) {
wglDXCloseDeviceNV(m_hInteropDevice);
}
// printf(" close device OK\n");
m_hInteropDevice = NULL;
m_hInteropObject = NULL;
m_hInteropDevice = wglDXOpenDeviceNV(g_pd3dDevice);
if (m_hInteropDevice == NULL) {
// printf(" open device fail\n");
return false;
}
// printf(" open device OK\n");
// Prepare the DirectX texture for use by OpenGL
// register for interop and associate the opengl texture with the dx texture
m_hInteropObject = wglDXRegisterObjectNV(g_pd3dDevice,
g_pSharedTexture, // DX texture
glTexture, // OpenGL texture
GL_TEXTURE_2D, // Must be TEXTURE_2D
WGL_ACCESS_READ_WRITE_NV); // We will write and the receiver will read
if(!m_hInteropObject) {
// printf(" null InteropObject\n");
return false;
}
// printf(" InteropObject OK\n");
return true;
}
void RenderManagerD3D11OpenGL::cleanupGL() {
if (m_glD3DHandle) {
for (size_t i = 0; i < m_oglToD3D.size(); i++) {
wglDXUnregisterObjectNV(m_glD3DHandle,
m_oglToD3D[i].glColorHandle);
}
wglDXCloseDeviceNV(m_glD3DHandle);
m_glD3DHandle = nullptr;
}
delete m_buffers.OpenGL;
m_buffers.OpenGL = nullptr;
delete m_library.OpenGL;
m_library.OpenGL = nullptr;
removeOpenGLContexts();
}
D3DPresentEngine::~D3DPresentEngine()
{
if (gl_handleD3D) {
releaseSharedTexture() ;
printf("WMFVideoPlayer : Killing present engine.....");
if (wglDXCloseDeviceNV(gl_handleD3D))
{
printf("SUCCESS\n");
}
else printf("FAILED closing handle\n");
}
SAFE_RELEASE(m_pDevice);
SAFE_RELEASE(m_pSurfaceRepaint);
SAFE_RELEASE(m_pDeviceManager);
SAFE_RELEASE(m_pD3D9);
}
D3DPresentEngine::~D3DPresentEngine()
{
if (gl_handleD3D) {
releaseSharedTexture() ;
CI_LOG_I("Killing present engine.....");
if (wglDXCloseDeviceNV(gl_handleD3D))
{
CI_LOG_I( "SUCCESS" );
}
else {
CI_LOG_I( "FAILED closing handle" );
}
}
SAFE_RELEASE(m_pDevice);
SAFE_RELEASE(m_pSurfaceRepaint);
SAFE_RELEASE(m_pDeviceManager);
SAFE_RELEASE(m_pD3D9);
}
// this is the function that cleans up Direct3D and the gldx interop
// The exit flag is a fix - trouble is with wglDXUnregisterObjectNV
// which crashes on exit to the program but not if called
// while the program is running. Likely due to no GL context on exit
void spoutGLDXinterop::CleanupInterop(bool bExit)
{
// Some of these things need an opengl context so check
if(wglGetCurrentContext() != NULL) {
// Problem here on exit, but not on change of resolution while the program is running !?
// On exit there may be no openGL context but while the program is running there is
if(!bExit && m_hInteropDevice != NULL && m_hInteropObject != NULL) {
wglDXUnregisterObjectNV(m_hInteropDevice, m_hInteropObject);
m_hInteropObject = NULL;
}
if (m_hInteropDevice != NULL) {
wglDXCloseDeviceNV(m_hInteropDevice);
m_hInteropDevice = NULL;
}
if(m_glTexture) {
glDeleteTextures(1, &m_glTexture);
m_glTexture = 0;
}
if(m_fbo) {
glDeleteFramebuffersEXT(1, &m_fbo);
m_fbo = 0;
}
} // endif there is an opengl context
CleanupDirectX();
// Close general texture access mutex
spoutdx.CloseAccessMutex(m_hAccessMutex);
m_hAccessMutex = NULL; // Double check that the global handle is NULL
m_bInitialized = false;
}
JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_WGLNVDXInterop_nwglDXCloseDeviceNV(JNIEnv *__env, jclass clazz, jlong deviceAddress, jlong __functionAddress) {
HANDLE device = (HANDLE)(intptr_t)deviceAddress;
wglDXCloseDeviceNVPROC wglDXCloseDeviceNV = (wglDXCloseDeviceNVPROC)(intptr_t)__functionAddress;
UNUSED_PARAMS(__env, clazz)
return (jint)wglDXCloseDeviceNV(device);
}
