Panda3D
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00001 // Filename: pStatStripChart.I 00002 // Created by: drose (15Jul00) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 00016 //////////////////////////////////////////////////////////////////// 00017 // Function: PStatStripChart::get_view 00018 // Access: Public 00019 // Description: Returns the View this chart represents. 00020 //////////////////////////////////////////////////////////////////// 00021 INLINE PStatView &PStatStripChart:: 00022 get_view() const { 00023 return _view; 00024 } 00025 00026 //////////////////////////////////////////////////////////////////// 00027 // Function: PStatStripChart::get_collector_index 00028 // Access: Public 00029 // Description: Returns the particular collector whose data this 00030 // strip chart reflects. 00031 //////////////////////////////////////////////////////////////////// 00032 INLINE int PStatStripChart:: 00033 get_collector_index() const { 00034 return _collector_index; 00035 } 00036 00037 //////////////////////////////////////////////////////////////////// 00038 // Function: PStatStripChart::set_horizontal_scale 00039 // Access: Public 00040 // Description: Changes the amount of time the width of the 00041 // horizontal axis represents. This may force a redraw. 00042 //////////////////////////////////////////////////////////////////// 00043 INLINE void PStatStripChart:: 00044 set_horizontal_scale(double time_width) { 00045 if (_time_width != time_width) { 00046 if (_scroll_mode) { 00047 _start_time += _time_width - time_width; 00048 } else { 00049 force_reset(); 00050 } 00051 _time_width = time_width; 00052 } 00053 } 00054 00055 //////////////////////////////////////////////////////////////////// 00056 // Function: PStatStripChart::get_horizontal_scale 00057 // Access: Public 00058 // Description: Returns the amount of total time the width of the 00059 // horizontal axis represents. 00060 //////////////////////////////////////////////////////////////////// 00061 INLINE double PStatStripChart:: 00062 get_horizontal_scale() const { 00063 return _time_width; 00064 } 00065 00066 //////////////////////////////////////////////////////////////////// 00067 // Function: PStatStripChart::set_vertical_scale 00068 // Access: Public 00069 // Description: Changes the value the height of the vertical axis 00070 // represents. This may force a redraw. 00071 //////////////////////////////////////////////////////////////////// 00072 INLINE void PStatStripChart:: 00073 set_vertical_scale(double value_height) { 00074 if (_value_height != value_height) { 00075 _value_height = value_height; 00076 normal_guide_bars(); 00077 force_redraw(); 00078 } 00079 } 00080 00081 //////////////////////////////////////////////////////////////////// 00082 // Function: PStatStripChart::get_vertical_scale 00083 // Access: Public 00084 // Description: Returns total value the height of the vertical axis 00085 // represents. 00086 //////////////////////////////////////////////////////////////////// 00087 INLINE double PStatStripChart:: 00088 get_vertical_scale() const { 00089 return _value_height; 00090 } 00091 00092 //////////////////////////////////////////////////////////////////// 00093 // Function: PStatStripChart::set_scroll_mode 00094 // Access: Public 00095 // Description: Changes the scroll_mode flag. When true, the strip 00096 // chart will update itself by scrolling to the left; 00097 // when false, the strip chart will wrap around at the 00098 // right and restart at the left end without scrolling. 00099 //////////////////////////////////////////////////////////////////// 00100 INLINE void PStatStripChart:: 00101 set_scroll_mode(bool scroll_mode) { 00102 if (_scroll_mode != scroll_mode) { 00103 _scroll_mode = scroll_mode; 00104 _first_data = true; 00105 } 00106 } 00107 00108 //////////////////////////////////////////////////////////////////// 00109 // Function: PStatStripChart::get_scroll_mode 00110 // Access: Public 00111 // Description: Returns the current state of the scroll_mode flag. 00112 // When true, the strip chart will update itself by 00113 // scrolling to the left; when false, the strip chart 00114 // will wrap around at the right and restart at the left 00115 // end without scrolling. 00116 //////////////////////////////////////////////////////////////////// 00117 INLINE bool PStatStripChart:: 00118 get_scroll_mode() const { 00119 return _scroll_mode; 00120 } 00121 00122 //////////////////////////////////////////////////////////////////// 00123 // Function: PStatStripChart::set_average_mode 00124 // Access: Public 00125 // Description: Changes the average_mode flag. When true, the strip 00126 // chart will average out the color values over 00127 // pstats_average_time seconds, which hides spikes and 00128 // makes the overall trends easier to read. When false, 00129 // the strip chart shows the actual data as it is 00130 // happening. 00131 //////////////////////////////////////////////////////////////////// 00132 INLINE void PStatStripChart:: 00133 set_average_mode(bool average_mode) { 00134 if (_average_mode != average_mode) { 00135 _average_mode = average_mode; 00136 force_redraw(); 00137 } 00138 } 00139 00140 //////////////////////////////////////////////////////////////////// 00141 // Function: PStatStripChart::get_average_mode 00142 // Access: Public 00143 // Description: Returns the current state of the average_mode flag. 00144 // When true, the strip chart will average out the color 00145 // values over pstats_average_time seconds, which hides 00146 // spikes and makes the overall trends easier to read. 00147 // When false, the strip chart shows the actual data as 00148 // it is happening. 00149 //////////////////////////////////////////////////////////////////// 00150 INLINE bool PStatStripChart:: 00151 get_average_mode() const { 00152 return _average_mode; 00153 } 00154 00155 //////////////////////////////////////////////////////////////////// 00156 // Function: PStatStripChart::timestamp_to_pixel 00157 // Access: Public 00158 // Description: Converts a timestamp to a horizontal pixel offset. 00159 //////////////////////////////////////////////////////////////////// 00160 INLINE int PStatStripChart:: 00161 timestamp_to_pixel(double time) const { 00162 return (int)((double)get_xsize() * (time - _start_time) / _time_width); 00163 } 00164 00165 //////////////////////////////////////////////////////////////////// 00166 // Function: PStatStripChart::pixel_to_timestamp 00167 // Access: Public 00168 // Description: Converts a horizontal pixel offset to a timestamp. 00169 //////////////////////////////////////////////////////////////////// 00170 INLINE double PStatStripChart:: 00171 pixel_to_timestamp(int x) const { 00172 return _time_width * (double)x / (double)get_xsize() + _start_time; 00173 } 00174 00175 //////////////////////////////////////////////////////////////////// 00176 // Function: PStatStripChart::height_to_pixel 00177 // Access: Public 00178 // Description: Converts a value (i.e. a "height" in the strip chart) 00179 // to a vertical pixel offset. 00180 //////////////////////////////////////////////////////////////////// 00181 INLINE int PStatStripChart:: 00182 height_to_pixel(double value) const { 00183 return get_ysize() - (int)((double)get_ysize() * value / _value_height); 00184 } 00185 00186 //////////////////////////////////////////////////////////////////// 00187 // Function: PStatStripChart::pixel_to_height 00188 // Access: Public 00189 // Description: Converts a vertical pixel offset to a value (a 00190 // "height" in the strip chart). 00191 //////////////////////////////////////////////////////////////////// 00192 INLINE double PStatStripChart:: 00193 pixel_to_height(int x) const { 00194 return _value_height * (double)(get_ysize() - x) / (double)get_ysize(); 00195 } 00196 00197 //////////////////////////////////////////////////////////////////// 00198 // Function: PStatStripChart::is_label_used 00199 // Access: Protected 00200 // Description: Returns true if the indicated collector appears 00201 // anywhere on the chart at the current time, false 00202 // otherwise. 00203 //////////////////////////////////////////////////////////////////// 00204 INLINE bool PStatStripChart:: 00205 is_label_used(int collector_index) const { 00206 if (collector_index < (int)_label_usage.size()) { 00207 return _label_usage[collector_index] > 0; 00208 } 00209 return false; 00210 }