128 lines
5.0 KiB
Plaintext
128 lines
5.0 KiB
Plaintext
// Filename: frameRateMeter.I
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// Created by: drose (23Dec03)
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//
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////////////////////////////////////////////////////////////////////
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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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////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////
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// Function: FrameRateMeter::get_window
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// Access: Published
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// Description: Returns the GraphicsOutput that was passed to
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// setup_window(), or NULL if setup_window() has not
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// been called.
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////////////////////////////////////////////////////////////////////
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INLINE GraphicsOutput *FrameRateMeter::
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get_window() const {
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return _window;
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}
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////////////////////////////////////////////////////////////////////
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// Function: FrameRateMeter::get_display_region
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// Access: Published
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// Description: Returns the DisplayRegion that the meter has created
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// to render itself into the window to setup_window(),
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// or NULL if setup_window() has not been called.
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////////////////////////////////////////////////////////////////////
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INLINE DisplayRegion *FrameRateMeter::
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get_display_region() const {
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return _display_region;
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}
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////////////////////////////////////////////////////////////////////
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// Function: FrameRateMeter::set_update_interval
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// Access: Published
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// Description: Specifies the number of seconds that should elapse
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// between updates to the frame rate indication. This
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// should be reasonably slow (e.g. 0.2 to 1.0) so that
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// the calculation of the frame rate text does not
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// itself dominate the frame rate.
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////////////////////////////////////////////////////////////////////
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INLINE void FrameRateMeter::
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set_update_interval(double update_interval) {
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_update_interval = update_interval;
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}
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////////////////////////////////////////////////////////////////////
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// Function: FrameRateMeter::get_update_interval
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// Access: Published
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// Description: Returns the number of seconds that will elapse
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// between updates to the frame rate indication.
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////////////////////////////////////////////////////////////////////
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INLINE double FrameRateMeter::
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get_update_interval() const {
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return _update_interval;
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}
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////////////////////////////////////////////////////////////////////
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// Function: FrameRateMeter::set_text_pattern
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// Access: Published
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// Description: Sets the sprintf() pattern that is used to format the
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// text. The string "%f" or some variant will be
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// replaced with the current frame rate in frames per
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// second.
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////////////////////////////////////////////////////////////////////
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INLINE void FrameRateMeter::
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set_text_pattern(const string &text_pattern) {
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_text_pattern = text_pattern;
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Thread *current_thread = Thread::get_current_thread();
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do_update(current_thread);
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}
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////////////////////////////////////////////////////////////////////
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// Function: FrameRateMeter::get_text_pattern
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// Access: Published
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// Description: Returns the sprintf() pattern that is used to format the
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// text.
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////////////////////////////////////////////////////////////////////
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INLINE const string &FrameRateMeter::
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get_text_pattern() const {
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return _text_pattern;
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}
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////////////////////////////////////////////////////////////////////
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// Function: FrameRateMeter::set_clock_object
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// Access: Published
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// Description: Sets the clock that is used to determine the frame
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// rate. The default is the application's global clock
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// (ClockObject::get_global_clock()).
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////////////////////////////////////////////////////////////////////
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INLINE void FrameRateMeter::
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set_clock_object(ClockObject *clock_object) {
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_clock_object = clock_object;
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_last_update = 0.0f;
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}
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////////////////////////////////////////////////////////////////////
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// Function: FrameRateMeter::get_clock_object
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// Access: Published
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// Description: Returns the clock that is used to determine the frame
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// rate.
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////////////////////////////////////////////////////////////////////
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INLINE ClockObject *FrameRateMeter::
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get_clock_object() const {
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return _clock_object;
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}
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////////////////////////////////////////////////////////////////////
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// Function: FrameRateMeter::update
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// Access: Published
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// Description: You can call this to explicitly force the
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// FrameRateMeter to update itself with the latest frame
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// rate information. Normally, it is not necessary to
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// call this explicitly.
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////////////////////////////////////////////////////////////////////
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INLINE void FrameRateMeter::
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update() {
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Thread *current_thread = Thread::get_current_thread();
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do_update(current_thread);
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}
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