feat.初步完成战斗上干员

src/MeoAssistant/BattlePerspectiveImageAnalyzer.cpp

@@ -0,0 +1,68 @@
+#include "BattlePerspectiveImageAnalyzer.h"
+
+#include "Logger.hpp"
+
+bool asst::BattlePerspectiveImageAnalyzer::analyze()
+{
+    home_analyze();
+    return placed_analyze();
+}
+
+void asst::BattlePerspectiveImageAnalyzer::set_src_homes(std::vector<Rect> src_homes)
+{
+    m_src_homes = std::move(src_homes);
+}
+
+asst::Point asst::BattlePerspectiveImageAnalyzer::get_nearest_point() const noexcept
+{
+    return m_nearest_point;
+}
+
+const std::vector<asst::Rect>& asst::BattlePerspectiveImageAnalyzer::get_homes() const noexcept
+{
+    return m_homes.empty() ? m_src_homes : m_homes;
+}
+
+bool asst::BattlePerspectiveImageAnalyzer::placed_analyze()
+{
+    // 颜色转换
+    cv::Mat hsv;
+    cv::cvtColor(m_image, hsv, cv::COLOR_BGR2HSV);
+    cv::Mat bin;
+    cv::inRange(hsv, cv::Scalar(60, 100, 60), cv::Scalar(80, 150, 120), bin);
+
+    // 形态学降噪
+    cv::Mat morph_dst = bin;
+    cv::Mat morph_kernel = cv::getStructuringElement(cv::MORPH_RECT, cv::Size(9, 9));
+    cv::morphologyEx(morph_dst, morph_dst, cv::MORPH_CLOSE, morph_kernel);
+    cv::morphologyEx(morph_dst, morph_dst, cv::MORPH_OPEN, morph_kernel);
+
+    const auto& all_homes = get_homes();
+    if (all_homes.empty()) {
+        return false;
+    }
+    Rect home = all_homes.front();
+
+    int min_dist = INT_MAX;
+    for (int row = 0; row != morph_dst.rows; ++row) {
+        for (int col = 0; col != morph_dst.cols; ++col) {
+            cv::uint8_t value = morph_dst.at<cv::uint8_t>(row, col);
+            if (value) {
+                int dist = std::abs(home.x - col) + std::abs(home.y - row);
+                if (min_dist > dist) {
+                    min_dist = dist;
+                    m_nearest_point = Point(col, row);
+                }
+            }
+        }
+    }
+    if (m_nearest_point.x == 0 && m_nearest_point.y == 0) {
+        return false;
+    }
+
+#ifdef ASST_DEBUG
+    cv::circle(m_image_draw, cv::Point(m_nearest_point.x, m_nearest_point.y), 3, cv::Scalar(0, 255, 0));
+#endif
+
+    return true;
+}