From 1ddaaf685a3c5febca32305fc588f982b5e4cdaa Mon Sep 17 00:00:00 2001
From: natanielruiz <nataniel777@hotmail.com>
Date: 星期四, 28 九月 2017 06:21:15 +0800
Subject: [PATCH] Final code before submission
---
code/utils.py | 33 +++++++++++++++++++++++++++++++++
1 files changed, 33 insertions(+), 0 deletions(-)
diff --git a/code/utils.py b/code/utils.py
index 96c447b..b75d51f 100644
--- a/code/utils.py
+++ b/code/utils.py
@@ -82,3 +82,36 @@
cv2.line(img, (int(x3), int(y3)), (int(x3+x2-face_x),int(y3+y2-face_y)),(0,255,0),2)
return img
+
+def draw_axis(img, yaw, pitch, roll, tdx=None, tdy=None, size = 100):
+
+ pitch = pitch * np.pi / 180
+ yaw = -(yaw * np.pi / 180)
+ roll = roll * np.pi / 180
+
+ if tdx != None and tdy != None:
+ tdx = tdx
+ tdy = tdy
+ else:
+ height, width = img.shape[:2]
+ tdx = width / 2
+ tdy = height / 2
+
+ # X-Axis pointing to right. drawn in red
+ x1 = size * (cos(yaw) * cos(roll)) + tdx
+ y1 = size * (cos(pitch) * sin(roll) + cos(roll) * sin(pitch) * sin(yaw)) + tdy
+
+ # Y-Axis | drawn in green
+ # v
+ x2 = size * (-cos(yaw) * sin(roll)) + tdx
+ y2 = size * (cos(pitch) * cos(roll) - sin(pitch) * sin(yaw) * sin(roll)) + tdy
+
+ # Z-Axis (out of the screen) drawn in blue
+ x3 = size * (sin(yaw)) + tdx
+ y3 = size * (-cos(yaw) * sin(pitch)) + tdy
+
+ cv2.line(img, (int(tdx), int(tdy)), (int(x1),int(y1)),(0,0,255),3)
+ cv2.line(img, (int(tdx), int(tdy)), (int(x2),int(y2)),(0,255,0),3)
+ cv2.line(img, (int(tdx), int(tdy)), (int(x3),int(y3)),(255,0,0),2)
+
+ return img
--
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