84 lines
2.4 KiB
Text
84 lines
2.4 KiB
Text
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file graphicsPipe.I
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* @author frang
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* @date 1999-03-07
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*/
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/**
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* Returns false if this pipe is known to be invalid, meaning that an attempt
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* to create a GraphicsWindow with the pipe will certainly fail. Returns true
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* if the pipe is probably valid (is this case, an attempt to create a
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* GraphicsWindow should succeed, but might still fail).
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*
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* Use the GraphicsEngine class to create a GraphicsWindow on a particular
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* pipe.
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*/
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INLINE bool GraphicsPipe::
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is_valid() const {
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return _is_valid;
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}
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/**
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* Returns the mask of bits that represents the kinds of GraphicsOutput
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* objects this pipe might be able to successfully create. The return value
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* is the union of bits in GraphicsPipe::OutputTypes that represents the set
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* of GraphicsOutput types.
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*
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* A 1 bit in a particular position is not a guarantee of success, but a 0 bit
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* is a guarantee of failure.
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*/
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INLINE int GraphicsPipe::
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get_supported_types() const {
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return _supported_types;
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}
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/**
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* A convenience function to ask if a particular type or types of
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* GraphicsObjects are supported. The parameter is a union of one or more
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* bits defined in GrpahicsPipe::OutputTypes.
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*
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* Returns true if all of the requested types are listed in the
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* supported_types mask, false if any one of them is not. This is not a
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* guarantee that the indicated output type will successfully be created when
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* it is attempted.
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*/
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INLINE bool GraphicsPipe::
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supports_type(int flags) const {
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return (_supported_types & flags) == flags;
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}
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/**
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* Returns the width of the entire display, if it is known. This may return
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* 0. This is not a guarantee that windows (particularly fullscreen windows)
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* may not be created larger than this width, but it is intended to provide a
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* hint to the application.
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*/
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INLINE int GraphicsPipe::
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get_display_width() const {
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return _display_width;
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}
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/**
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* Returns the height of the entire display, if it is known. This may return
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* 0. See the caveats for get_display_width().
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*/
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INLINE int GraphicsPipe::
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get_display_height() const {
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return _display_height;
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}
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/**
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* Returns a pointer to device object
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*/
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INLINE GraphicsDevice *GraphicsPipe::
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get_device() const {
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return _device;
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}
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