From 6c86d227e388dff6ff72b967f7b74a540948b810 Mon Sep 17 00:00:00 2001
From: liu <387636706@qq.com>
Date: Thu, 27 Apr 2023 14:10:56 +0800
Subject: [PATCH] V0.1
---
.idea/.gitignore | 3 ++
.idea/inspectionProfiles/Project_Default.xml | 23 +++++++++
.../inspectionProfiles/profiles_settings.xml | 6 +++
.idea/misc.xml | 4 ++
.idea/modules.xml | 8 ++++
.idea/pure_自适应.iml | 8 ++++
.idea/toolchains.xml | 8 ++++
.idea/vcs.xml | 6 +++
曲率.py | 48 +++++++++++++++++++
9 files changed, 114 insertions(+)
create mode 100644 .idea/.gitignore
create mode 100644 .idea/inspectionProfiles/Project_Default.xml
create mode 100644 .idea/inspectionProfiles/profiles_settings.xml
create mode 100644 .idea/misc.xml
create mode 100644 .idea/modules.xml
create mode 100644 .idea/pure_自适应.iml
create mode 100644 .idea/toolchains.xml
create mode 100644 .idea/vcs.xml
create mode 100644 曲率.py
diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..359bb53
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,3 @@
+# 默认忽略的文件
+/shelf/
+/workspace.xml
diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
new file mode 100644
index 0000000..6d1fbf4
--- /dev/null
+++ b/.idea/inspectionProfiles/Project_Default.xml
@@ -0,0 +1,23 @@
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/inspectionProfiles/profiles_settings.xml b/.idea/inspectionProfiles/profiles_settings.xml
new file mode 100644
index 0000000..105ce2d
--- /dev/null
+++ b/.idea/inspectionProfiles/profiles_settings.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..60c8630
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,4 @@
+
+
+
+
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..c863d70
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/pure_自适应.iml b/.idea/pure_自适应.iml
new file mode 100644
index 0000000..e545c11
--- /dev/null
+++ b/.idea/pure_自适应.iml
@@ -0,0 +1,8 @@
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/toolchains.xml b/.idea/toolchains.xml
new file mode 100644
index 0000000..4581420
--- /dev/null
+++ b/.idea/toolchains.xml
@@ -0,0 +1,8 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/曲率.py b/曲率.py
new file mode 100644
index 0000000..362462f
--- /dev/null
+++ b/曲率.py
@@ -0,0 +1,48 @@
+import math
+
+A = [100.012, -9.789]
+C = [100.076, -10.083]
+B = [100.043, -9.937]
+s = abs((A[0] * B[1] + B[0] * C[1] + C[0] * A[1] - A[1] * B[0] - B[1] * C[0] - C[1] * 1) / 2)
+print('s',s)
+a = abs(math.sqrt(abs(A[0] - C[0]) ** 2) + abs((A[1] - C[1]) ** 2))
+print('a',a)
+b = abs(math.sqrt(abs(B[0] - C[0]) ** 2) + abs((B[1] - C[1]) ** 2))
+print('b',b)
+c = abs(math.sqrt(a ** 2 + b ** 2))
+print('c',c)
+k = 4 * s / (a * b * c)
+print(k)
+
+# import numpy as np
+# def get_arc_curve(pts):
+# '''
+# 获取弧度值
+# :param pts:
+# :return:
+# '''
+#
+# # 计算弦长
+# start = np.array(pts[0])
+# end = np.array(pts[len(pts) - 1])
+# l_arc = np.sqrt(np.sum(np.power(end - start, 2)))
+#
+# # 计算弧上的点到直线的最大距离
+# # 计算公式：\frac{1}{2a}\sqrt{(a+b+c)(a+b-c)(a+c-b)(b+c-a)}
+# a = l_arc
+# b = np.sqrt(np.sum(np.power(pts - start, 2), axis=1))
+# c = np.sqrt(np.sum(np.power(pts - end, 2), axis=1))
+# dist = np.sqrt((a + b + c) * (a + b - c) * (a + c - b) * (b + c - a)) / (2 * a)
+# h = dist.max()
+#
+# # 计算曲率
+# r = ((a * a) / 4 + h * h) / (2 * h)
+#
+# return r
+#
+#
+# if __name__ == '__main__':
+# x = np.linspace(1, 100, 99).astype(np.int64)
+# y = (x ** 2)
+# xy = list(zip(x, y)) # list of points in 2D space
+# print(get_arc_curve(xy))