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wip: Add and utilize a DX-OpenGL Interop Handle

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This commit is contained in:
Chun-wei Fan 2024-07-25 18:17:17 +08:00
parent dff202b328
commit 7cbb306716
1 changed files with 36 additions and 7 deletions
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43
gdk/win32/gdkglcontext-win32-wgl.c
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@ -59,6 +59,9 @@ struct _GdkWin32GLContextWGL
} swap_method; } swap_method;
glAddSwapHintRectWIN_t ptr_glAddSwapHintRectWIN; glAddSwapHintRectWIN_t ptr_glAddSwapHintRectWIN;
/* DX/GL interop HANDLE */
HANDLE dx_interop_device;
}; };
typedef struct _GdkWin32GLContextClass GdkWin32GLContextWGLClass; typedef struct _GdkWin32GLContextClass GdkWin32GLContextWGLClass;
@ -642,9 +645,6 @@ gdk_win32_display_init_wgl (GdkDisplay *display,
epoxy_has_wgl_extension (hdc, "WGL_NV_DX_interop2"); epoxy_has_wgl_extension (hdc, "WGL_NV_DX_interop2");
} }
display_win32->hasGlWINSwapHint =
epoxy_has_gl_extension ("GL_WIN_swap_hint");
context = g_object_new (GDK_TYPE_WIN32_GL_CONTEXT_WGL, context = g_object_new (GDK_TYPE_WIN32_GL_CONTEXT_WGL,
"display", display, "display", display,
NULL); NULL);
@ -664,16 +664,16 @@ gdk_win32_display_init_wgl (GdkDisplay *display,
"\t* WGL_ARB_create_context: %s\n" "\t* WGL_ARB_create_context: %s\n"
"\t* WGL_EXT_swap_control: %s\n" "\t* WGL_EXT_swap_control: %s\n"
"\t* WGL_OML_sync_control: %s\n" "\t* WGL_OML_sync_control: %s\n"
"\t* WGL_NV_DX_interop2 (requires DXGI 1.3 support): %s\n" "\t* GL_WIN_swap_hint: %s\n"
"\t* GL_WIN_swap_hint: %s\n", "\t* WGL_NV_DX_interop2 (requires DXGI 1.3 support): %s\n",
major, minor, major, minor,
glGetString (GL_VENDOR), glGetString (GL_VENDOR),
display_win32->hasWglARBPixelFormat ? "yes" : "no", display_win32->hasWglARBPixelFormat ? "yes" : "no",
display_win32->hasWglARBCreateContext ? "yes" : "no", display_win32->hasWglARBCreateContext ? "yes" : "no",
display_win32->hasWglEXTSwapControl ? "yes" : "no", display_win32->hasWglEXTSwapControl ? "yes" : "no",
display_win32->hasWglOMLSyncControl ? "yes" : "no", display_win32->hasWglOMLSyncControl ? "yes" : "no",
display_win32->hasWglNVDXinterop2 ? "yes" : "no", display_win32->hasGlWINSwapHint ? "yes" : "no",
display_win32->hasGlWINSwapHint ? "yes" : "no")); display_win32->hasWglNVDXinterop2 ? "yes" : "no"));
} }
wglMakeCurrent (NULL, NULL); wglMakeCurrent (NULL, NULL);
@ -1112,6 +1112,18 @@ gdk_win32_gl_context_wgl_realize (GdkGLContext *context,
context_wgl->ptr_glAddSwapHintRectWIN = (glAddSwapHintRectWIN_t) context_wgl->ptr_glAddSwapHintRectWIN = (glAddSwapHintRectWIN_t)
wglGetProcAddress ("glAddSwapHintRectWIN"); wglGetProcAddress ("glAddSwapHintRectWIN");
} }
/* Create the HANDLE for the D3D11/GL interop device */
if (display_win32->hasWglNVDXinterop2 && context_wgl->dx_interop_device == NULL)
{
context_wgl->dx_interop_device = wglDXOpenDeviceNV (display_win32->dx_items->dx11_device);
g_message ("display_win32->dx_items->dx11_device creation succeeded: %s", display_win32->dx_items->dx11_device == NULL ? "no" : "yes");
g_message ("%d", GetLastError ());
g_message ("context_wgl->dx_interop_device creation succeeded: %s", context_wgl->dx_interop_device == NULL ? "no" : "yes");
g_message (g_win32_error_message (GetLastError()));
}
wglMakeCurrent (hdc_current, hglrc_current);
} }
wglMakeCurrent (hdc_current, hglrc_current); wglMakeCurrent (hdc_current, hglrc_current);
@ -1119,6 +1131,23 @@ gdk_win32_gl_context_wgl_realize (GdkGLContext *context,
if (context_wgl->swap_method == SWAP_METHOD_UNDEFINED) if (context_wgl->swap_method == SWAP_METHOD_UNDEFINED)
g_message ("Unknown swap method"); g_message ("Unknown swap method");
/* Create the HANDLE for the D3D11/GL interop device */
if (display_win32->hasWglNVDXinterop2 && context_wgl->dx_interop_device == NULL)
{
HDC hdc_current = wglGetCurrentDC ();
HGLRC hglrc_current = wglGetCurrentContext ();
wglMakeCurrent (hdc, hglrc);
context_wgl->dx_interop_device = wglDXOpenDeviceNV (display_win32->dx_items->dx11_device);
g_message ("display_win32->dx_items->dx11_device creation succeeded: %s", display_win32->dx_items->dx11_device == NULL ? "no" : "yes");
g_message ("%d", GetLastError ());
g_message ("context_wgl->dx_interop_device creation succeeded: %s", context_wgl->dx_interop_device == NULL ? "no" : "yes");
g_message (g_win32_error_message (GetLastError()));
wglMakeCurrent (hdc_current, hglrc_current);
}
GDK_NOTE (OPENGL, GDK_NOTE (OPENGL,
g_print ("Created WGL context[%p], pixel_format=%d\n", g_print ("Created WGL context[%p], pixel_format=%d\n",
hglrc, hglrc,