chapter02 grafika komputer compatibility mode
TRANSCRIPT
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CHAPTER 2 CHAPTER 2 PENGENALANPENGENALAN GRAFIKAGRAFIKA KOMPUTERKOMPUTER
FA K U LTA SFA K U LTA S T E K N I KT E K N I K I N F O R M AT I K AI N F O R M AT I K A
I T T E L KO MI T T E L KO M
CS3214GRAFIKA KOMPUTER - UTS
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TUJUAN INSTRUKSIONAL KHUSUS
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Mahasiswa mengetahui sejarah grafika komputer serta mengerti dan memahami klasifikasi Grafika Komputer
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POKOK BAHASAN
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1. Sejarah Grafika Komputer
2. Klasifikasi Grafika Komputer
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GRAFIKA KOMPUTER
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Fungsi Komputer mempercepat perhitungan
Jumlah data yang besar
Penyajian data yang efisien dan efektif
Penyajian secara grafis munculnya computer graphics
Computer Graphics meningkatkan komunikasi manusia dengan mesin
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SISTEM GRAFIKA KOMPUTER
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Data Grafik, operator tidak dapat berinteraksi dengan komputer (statis)
Diinginkan Interactive Computer Graphic operator bisa mengendalikan : isi, format, bentuk, ukuran, warna.
Sistem interaktif mensimulasikan real world pada layar komputer
Digunakan untuk pembuatan film dan kebutuhan multimedia yang lainnya
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SISTEM GRAFIKA KOMPUTER
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Berdasarkan cara pandang pada layar :
Motion dynamic objek bergerak, kita sbg pengamat (diam) atau sebaliknya.
ex : flight simulator
Update dynamic perubahan sifat pada objek (bentuk,warna).
ex : simulasi tabrakan mobil
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PENERAPAN GRAFIKA KOMPUTER
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Computer Aided Design (CAD)
Presentasi
Art
HIburan
Pendidikan dan Pelatihan
Visualisasi
GUI (Graphical User Interface)
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KLASIFIKASI PENERAPAN GRAFIKA KOMPUTER
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Berdasarkan tipe dari objek dan gambar yang dihasilkan
Berdasarkan interaksi dan derajat pengendalian objek/gambar dalam layar
Berdasarkan role of the picture
Berdasarkan hubungan antara objek dan gambar yang tertampil.
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Image Processing vs Computer Graphics
Image Processing Computer Graphics
Berorientasi pixel Berorientasi Vektor
Mengolah data citra untukmendapatkan interpretasi 2D/3D
Menggunakan model 2D/3D hasil realistik
Titik berat pada memanipulasi citra sesuai dengan keperluan user
Cenderung mempelajari konsepdan implementasi metode untukpembangkitan citra/animasi(2D/3D)
Berawal dari citra digital deskripsi objek pada citra
Mendeskripsikan objek denganprimitif dasar grafis untuk mem-bentuk citra 2D/3D
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Image Processing vs Computer Graphics
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0 1 2 3 4
1
2
3
4
0
0 1 1 1 0
0 1 0 1 0
0 1 0 1 0
0 1 0 1 0
0 1 1 1 0
Image Processing
(3,Timur),(4,Selatan),(2,Barat),(4,Utara)
[(0,1),(0,3)], [(0,3),(4,3)], [(4,3),(4,1)], [(4,1),(0,1)]
[(0,1),(4,3)] atau (0,1,4,3) atribut informasi segi empat
)(
)(tan
12
121
XX
YYArah
2
212
21 )()( YYXXBesar
Computer Graphics
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MONITOR
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Komponen Utama Monitor :
Display
Frame Buffer berbentuk matrix
Display Controller/Display processor
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MONITOR (cont.)
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Dari cara menampilkan gambar :
Vector Display/Calligraphic Display/ Stroke Display
(60-an)
Raster Display. (70-an)
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Vector Display
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Raster Display
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Frame Buffer Display Processor Display
Frame Buffer
Berfungsi sebagai penyimpansementara apa yang akan ditampil-kan ke layar
Input
Display Processor
Menterjemahkan Data Digital menjadi tegangan analog yang akan dipakai untuk memancarkan Elektron darisudut kiri atas layar sampai kanan bawah layar.
1 2 3 4 5
1
2
3
4
5
0x
y
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MONITOR (cont.)
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Jenis Monitor :
Layar Tabung
(CRT = Cathode-Ray Tube)
Layar Tanpa Tabung (LED, LCD, Plasma Display)
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PRINTER vs PLOTTER
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Printer Raster Technology
Plotter Vector Technology
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Perangkat Lunak Grafis
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Corel Draw
Auto CAD
3D Studio MAX
Visio
DLL
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Terima Kasih
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