CG Umbrella

Overview

このプログラムは大学講義の課題として作成したものです。
OpenGL(C言語)で書いてます。
The umbrella program is written by OpenGL.
Its canopy is used Bezier curve.
For a given key press:

• expand the umbrella
• change the angle
• change the position
• animation

Demo

Usage

Run

./umbrella

Key bindings

• mode

Key	Description
t	Translation mode: You can translate the umbrella using 'x', 'X', 'y', 'Y', 'z', 'Z' keys.
r	Rotation mode: You can rotate the umbrella using 'x', 'X', 'y', 'Y', 'z', 'Z' keys.
m	Switch animation mode: If true, the umbrella opens and closes automatically.
b	Blend mode: If true, the umbrella canopy becomes transparent.
f	Fog mode: The screen will be difficult to see as if it was foggy. There are three stages.
c	Control points mode: If true, show control points and polygons.

• handle

Key	Description
x	Move in the x-axis direction or Rotate about the x-axis.
X	The opposite direction of 'x' key.
y	Move in the y-axis direction or Rotate about the y-axis.
Y	The opposite direction of 'y' key.
z	Move in the z-axis direction or Rotate about the z-axis.
Z	The opposite direction of 'z' key.
s	Increase the umbrella scale.
S	Decrease the umbrella scale.
o	Increase the angle of the umbrella frame.
O	Decrease the angle of the umbrella frame.
Esc	Exit program.

Build Requirements

• gcc compiler
• GLUT - The OpenGL Utility Toolkit

Build

make umbrella

LICENSE

MIT License