CG (DTU CO313) Endsem

Unit 4

Window and viewport (2D viewing transformation) | World and device coordinates

Window to viewport transformations |Computer Graphics

53- Viewing Transformation | Window To ViewPort Coordinate Transformation In Computer Graphics Hindi

54- 2D Window To Viewport Mapping In 2d Viewing In Computer Graphics In Hindi | Window to ViewPort

55- Numerical Window To Viewport Mapping In 2d Viewing In Computer Graphics In Hindi

56- Point Clipping In 2D Clipping In Computer Graphics Hindi | UGC NET GATE Computer Science Exam

57- Cohen Sutherland Line Clipping Algorithm In Computer Graphics Hindi | UGC NET Computer Science

![[Pasted image 20241128223810.png]]

![[Pasted image 20241128223950.png]]

![[Pasted image 20241128224905.png]]

Question

Left ![[Pasted image 20241128230521.png]]

Top

![[Pasted image 20241128230558.png]]

62- LIANG BARSKY Line Clipping Algorithm In Computer Graphics Hindi | UGC NET GATE Computer Science

![[Pasted image 20241128012140.png]]

![[Pasted image 20241128012415.png]]

Two Dimensional Viewing Functions in OpenGL

64- What Is Polygon Clipping Algorithm In 2D Clipping In Computer Graphics Hindi | UGC NET GATE PSU

![[Pasted image 20241127195043.png]]

65- SUTHERLAND-HODGEMAN Polygon Clipping Algorithm In Computer Graphics In Hindi | UGC NET GATE PSU

![[Pasted image 20241127195309.png]] ![[Pasted image 20241127195428.png]]

66- WEILER ATHERTON Polygon Clipping Algorithm In Computer Graphics In Hindi | UGC NET GATE

Sudherland clipping best suited for pcovex polygon ![[Pasted image 20241127195543.png]]

![[Pasted image 20241127195734.png]]

![[Pasted image 20241127200344.png]]

67- Text Clipping In 2d Clipping In Computer Graphics In Hindi | Text Clipping In Computer Graphics

Unit 5

79- Curves And Surfaces In Computer Graphics In Hindi- Topic Description

80- What Is Exactly A Curve And Its Representation In Computer Graphics In Hindi | Curves In CG

![[Pasted image 20241126125102.png]]

81- Parametric Curve In Computer Graphics In Hindi | Cubic Parametric Curve In Computer Graphics

![[Pasted image 20241126125250.png]]

![[Pasted image 20241126125405.png]]

![[Pasted image 20241126125507.png]]

![[Pasted image 20241126125559.png]]

82- Parametric And Geometric Continuity In Computer Graphics In Hindi | Parametric Continuity

![[Pasted image 20241126130226.png]]

![[Pasted image 20241126130453.png]]

Continuity Between Curve Segments

83- Spline Curve In Computer Graphics In Hindi | Cubic Spline Curve In Computer Graphics In Hindi

![[Pasted image 20241126130614.png]] ![[Pasted image 20241126130700.png]] ![[Pasted image 20241126131039.png]]

[84- Hermite Curve In Computer Graphics In Hindi | What Is Hermite Spline Curve In Computer Graphics](https://www.youtube.com/watch?v=8vo21tbtDgU&list=PLL8qj6F8dGlScni_9ZmeOMoRodrwzhvTq&index=108&ab_channel=TutorialsSpace-Er.DeepakGarg(https://www.youtube.com/watch?v=mpKsHmj7ifk&list=PLL8qj6F8dGlScni_9ZmeOMoRodrwzhvTq&index=106&ab_channel=TutorialsSpace-Er.DeepakGarg)

![[Pasted image 20241126133227.png]] ![[Pasted image 20241126133901.png]] ![[Pasted image 20241126134822.png]] ![[Pasted image 20241126134950.png]]

[85- Bezier Curve In Computer Graphics In Hindi | What Is Bezier Curve In Computer Graphics In Hindi]

![[Pasted image 20241126135331.png]]

Bezier = Barnstein ![[Pasted image 20241126135634.png]]

Bezier Convex hull - polygon boundary formed by joining the points. curve will not go beyond this ![[Pasted image 20241126135617.png]]

![[Pasted image 20241126161738.png]]

![[Pasted image 20241126163317.png]]

![[Pasted image 20241126164251.png]]

86- B-Spline Curve In Computer Graphics In Hindi | B Spline Curve In Computer Graphics In Hindi

Drawback of Bezier Curve ![[Pasted image 20241126170641.png]]

![[Pasted image 20241126171756.png]]

![[Pasted image 20241126171915.png]]

![[Pasted image 20241126172632.png]]

![[Pasted image 20241126172748.png]]

$N_i,_k(u)$ ->$B_k,_d(u)$ $x_i$ -> $u_k$ ⭐ ![[Pasted image 20241127164354.png]]

Unit 6.1

75- What Is Projection In 3D Viewing In Computer Graphics In Hindi | Projection In Computer Graphics

76- Orthographic Parallel Projection In 3D Viewing In Computer Graphics Hindi | Parallel Projection

77- Oblique Parallel Projection In 3D Viewing In Computer Graphics Hindi | Parallel Projection

78- Perspective Projection In 3D Viewing In Computer Graphics HINDI

---

Unit 6.2

96- Illumination Model In Computer Graphics In Hindi- Topic Description

![[Pasted image 20241128235554.png]]

![[Pasted image 20241128235906.png]]

![[Pasted image 20241129000006.png]]

![[Pasted image 20241129000256.png]]

![[Pasted image 20241129000451.png]]

![[Pasted image 20241129000554.png]]

![[Pasted image 20241129000620.png]]

98- Gouraud Shading In Illumination Model In Computer Graphics In Hindi | Gouraud Shading In Hindi

99- Phong Shading In Illumination Model In Computer Graphics In Hindi | What Is Phong Shading Hindi

---

87- Hidden And Visible Surfaces In Computer Graphics In Hindi- Topic Description

![[Pasted image 20241129000918.png]]

88- What Are Hidden And Visible Surfaces- Object & Image Space Method In Computer Graphics In Hindi

Problem: of 3d image computer show correct image, but the problem is computer is processing and storing extra information of hidden surface that not required

![[Pasted image 20241129001248.png]]

![[Pasted image 20241129001815.png]]

90- Back Face Removal Algorithm In Computer Graphics In Hindi | Back Face Removal Algorithm

![[Pasted image 20241129002750.png]]

91- Z Buffer Algorithm Or Depth Buffer Algorithm In Computer Graphics In Hindi | Z Buffer Algorithm

![[Pasted image 20241129003650.png]]

92- A Buffer Algorithm In Computer Graphics In Hindi | A Buffer Method In Computer Graphics In Hindi

![[Pasted image 20241129004003.png]]

94- Painter’s Algorithm Or Depth Sort Algorithm In Computer Graphics In Hindi | Painter’s Algorithm

![[Pasted image 20241128232518.png]]

![[Pasted image 20241128233602.png]]

![[Pasted image 20241128233853.png]]

![[Pasted image 20241128233940.png]]

95- Area Subdivision Algorithm In Computer Graphics In Hindi | Area Subdivision Method In Hindi

![[Pasted image 20241128234422.png]]

![[Pasted image 20241128234933.png]]

![[Pasted image 20241128235102.png]]

![[Pasted image 20241128235233.png]]