mirror of
https://github.com/recastnavigation/recastnavigation.git
synced 2026-08-15 23:59:59 +00:00
137 lines
3.8 KiB
C++
137 lines
3.8 KiB
C++
#include "ValueHistory.h"
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#include "imgui.h"
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#include <algorithm>
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#include <cstdio>
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#include <cstring>
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#ifdef WIN32
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# define snprintf _snprintf
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#endif
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float ValueHistory::getSampleMin() const
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{
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float min = samples[0];
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for (float sample : samples)
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{
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min = std::min<float>(sample, min);
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}
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return min;
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}
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float ValueHistory::getSampleMax() const
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{
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float max = samples[0];
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for (float sample : samples)
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{
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max = std::max(sample, max);
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}
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return max;
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}
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float ValueHistory::getAverage() const
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{
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float total = 0;
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for (const float sample : samples)
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{
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total += sample;
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}
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return total / static_cast<float>(samples.size());
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}
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void GraphParams::setRect(int x, int y, const int width, const int height, const int padding)
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{
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this->x = x;
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this->y = y;
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this->width = width;
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this->height = height;
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this->padding = padding;
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}
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void GraphParams::setValueRange(float minValue, float maxValue, int numDivisions, const std::string& units)
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{
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this->rangeMin = minValue;
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this->rangeMax = maxValue;
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this->rangeDivisions = numDivisions;
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this->units = units;
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}
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void drawGraphBackground(const GraphParams* params)
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{
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#if 0
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// BG
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imguiDrawRoundedRect(
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static_cast<float>(params->x),
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static_cast<float>(params->y),
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static_cast<float>(params->width),
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static_cast<float>(params->height),
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static_cast<float>(params->padding),
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imguiRGBA(64, 64, 64, 128));
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const float pixelScaleY = (params->height - params->padding * 2) / (params->rangeMax - params->rangeMin);
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const float offsetY = params->y + params->padding - params->rangeMin * pixelScaleY;
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char valueLabel[64];
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// Divider Lines
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for (int divisionIndex = 0; divisionIndex <= params->rangeDivisions; ++divisionIndex)
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{
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const float normalizedPosition = static_cast<float>(divisionIndex) / static_cast<float>(params->rangeDivisions);
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const float valueAtDivision = params->rangeMin + (params->rangeMax - params->rangeMin) * normalizedPosition;
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snprintf(valueLabel, 64, "%.2f %s", valueAtDivision, params->units.c_str());
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const float fy = offsetY + valueAtDivision * pixelScaleY;
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imguiDrawText(
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params->x + params->width - params->padding,
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static_cast<int>(fy) - 4,
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IMGUI_ALIGN_RIGHT,
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valueLabel,
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imguiRGBA(0, 0, 0, 255));
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imguiDrawLine(
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static_cast<float>(params->x) + static_cast<float>(params->padding),
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fy,
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static_cast<float>(params->x) + static_cast<float>(params->width) - static_cast<float>(params->padding) - 50,
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fy,
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1.0f,
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imguiRGBA(0, 0, 0, 64));
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}
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#endif
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}
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void drawGraph(const GraphParams* params, const ValueHistory* graph, int index, const char* label, const unsigned int color)
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{
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#if 0
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const float sx = static_cast<float>(params->width - params->padding * 2) / static_cast<float>(graph->getSampleCount());
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const float sy = static_cast<float>(params->height - params->padding * 2) / (params->rangeMax - params->rangeMin);
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const float ox = static_cast<float>(params->x) + static_cast<float>(params->padding);
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const float oy = static_cast<float>(params->y) + static_cast<float>(params->padding) - params->rangeMin * sy;
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// Values
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float px = 0, py = 0;
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for (int i = 0; i < graph->getSampleCount() - 1; ++i)
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{
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const float x = ox + i * sx;
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const float y = oy + graph->getSample(i) * sy;
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if (i > 0)
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{
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imguiDrawLine(px, py, x, y, 2.0f, color);
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}
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px = x;
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py = y;
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}
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// Label
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constexpr int size = 15;
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constexpr int spacing = 10;
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const int ix = params->x + params->width + 5;
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const int iy = params->y + params->height - (index + 1) * (size + spacing);
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imguiDrawRoundedRect(static_cast<float>(ix), static_cast<float>(iy), static_cast<float>(size), static_cast<float>(size), 2.0f, color);
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char text[64];
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snprintf(text, 64, "%.2f %s", graph->getAverage(), params->units.c_str());
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imguiDrawText(ix + size + 5, iy + 3, IMGUI_ALIGN_LEFT, label, imguiRGBA(255, 255, 255, 192));
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imguiDrawText(ix + size + 150, iy + 3, IMGUI_ALIGN_RIGHT, text, imguiRGBA(255, 255, 255, 128));
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#endif
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}
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