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Diffstat (limited to 'src/gallium/state_trackers/d3d1x/gd3dapi/galliumdxgi.idl')
| -rw-r--r-- | src/gallium/state_trackers/d3d1x/gd3dapi/galliumdxgi.idl | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/d3d1x/gd3dapi/galliumdxgi.idl b/src/gallium/state_trackers/d3d1x/gd3dapi/galliumdxgi.idl new file mode 100644 index 0000000000..c6233c85b9 --- /dev/null +++ b/src/gallium/state_trackers/d3d1x/gd3dapi/galliumdxgi.idl @@ -0,0 +1,134 @@ +/************************************************************************** + * + * Copyright 2010 Luca Barbieri + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/* Header for the Gallium extensions to DXGI */ + +import "galliumcom.idl"; +import "../d3dapi/dxgi.idl"; + +/* These calls set the display system that will be associated + * to new DXGI factories created with CreateDXGIFactory and + * CreateDXGIFactory1 by the current thread. + * + * Existing factories and DXGI objects created from them are + * not affected. + * + * Gallium DXGI has both per-thread and per-process settings. + * If the per-thread display system has been set (i.e. a function + * of these was called, and the last one called was not UseNothing), + * it will be used. + * Otherwise, the per-process display system will be used if set, or + * and other the factory creation call may either fail, or use an + * user-specified default.. + * + * The per-process setting can be altered by calling + * GalliumDXGIMakeDefault, which will set the per-process setting + * according to the current per-thread setting. + * + * GalliumDXGIUseNothing() is the initial state, which means that + * the per-process default should be used, and if that is "use nothing" + * too, the call will either fail or use a user-specified default. + * + * NOTE that setting the per-process default is NOT atomic and must + * not be done concurrently with other calls to GalliumDXGIMakeDefault, + * CreateDXGIFactory or CreateDXGIFactory1. + * + * The PFNHWNDRESOLVER function is passed HWNDs coming from + * the API user and must return window-system-specific values: + * - X11: Window* + * - GDI: HWND + */ + +[object, local, uuid("c22d2f85-f7dd-40b0-a50b-5d308f973c5e")] +interface IGalliumDXGIBackend : IUnknown +{ + /* *present_cookie is set to a cookie that is passed to EndPresent + * + * *window and *rect are the window and subrectangle + * to present in. + * + * For X11, *window is a Window. + * For other systems, it will be the equivalent way to reference a window. + * + * The rectangle is clipped against the window size, so you can + * specify (0, 0, INT_MAX, INT_MAX) to use the whole window. + * + * rgndata is set to either NULL, or the region, in coordinates relative + * to the subrectangle, to clip presentation to. + * *rgndata is valid until EndPresent is called, at which point EndPresent + * may free the data. + * + * However, the rect field should still be set as normal if possible (especially + * the dimension).. + * + * If preserve_aspect_ratio is set, *rgndata will be ignored. This + * limitation may be lifted in future versions. + * + * If the window is fully obscured, return DXGI_STATUS_OCCLUDED. + * Everything else is ignored in that case. + * + * EndPresent is only called when S_OK is returned. + */ + HRESULT BeginPresent( + [in] HWND hwnd, + [out] void** present_cookie, + [out] void** window, + [out] RECT* rect, + [out] struct _RGNDATA** rgndata, + [out] BOOL* preserve_aspect_ratio + ); + + void EndPresent( + [in] HWND hwnd, + [out] void* present_cookie + ); + + /* If the window is fully obscured, return DXGI_STATUS_OCCLUDED, else S_OK */ + HRESULT TestPresent( + [in] HWND hwnd + ); + + /* Get size of rectangle that would be returned by BeginPresent */ + HRESULT GetPresentSize( + [in] HWND hwnd, + [out] unsigned* width, + [out] unsigned* height + ); +} + +void GalliumDXGIUseNothing(); + +/* only a subset of these may be available, depending on platform and compilation options */ +void GalliumDXGIUseX11Display(struct _XDisplay* dpy, IGalliumDXGIBackend* backend); + +/* these don't really work for now +void GalliumDXGIUseDRMCard(int fd); +void GalliumDXGIUseFBDev(int fd); +void GalliumDXGIUseHDC(HDC hdc, IGalliumDXGIGDIBackend* backend); +*/ + +void GalliumDXGIMakeDefault(); + |