Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
SER431 Lecture 04
Search
Javier Gonzalez-Sanchez
PRO
August 27, 2018
Programming
0
280
SER431 Lecture 04
Advanced Graphics
Skyboxes
(201808)
Javier Gonzalez-Sanchez
PRO
August 27, 2018
Tweet
Share
More Decks by Javier Gonzalez-Sanchez
See All by Javier Gonzalez-Sanchez
CSC308B Lecture 18
javiergs
PRO
0
100
CSC308B Lecture 17
javiergs
PRO
0
49
CSC308B Lecture 16
javiergs
PRO
0
87
CSC308B Lecture 15
javiergs
PRO
0
80
CSC308B Lecture 14
javiergs
PRO
0
240
CSC308B Lecture 13
javiergs
PRO
0
120
CSC308B Lecture 12
javiergs
PRO
0
140
CSC308B Lecture 11
javiergs
PRO
0
76
CSC308B Lecture 10
javiergs
PRO
0
34
Other Decks in Programming
See All in Programming
スクラムガイドのスプリントレトロスペクティブを改めて読みかえしてみた / Re-reading the Sprint Retrospective Section in the Scrum Guide
mackey0225
3
480
雑に思考を整理する技術と効能
konifar
63
30k
Fast JSX: Don't clone props object #28768
yossydev
1
180
Site Reliability Engineering for GMO
pyama86
8
1.1k
Scalable Customer Journey Orchestration (CJO)
lewuathe
0
420
Anthropic Cookbook のおすすめレシピ
schroneko
7
1.1k
PostmanでAPIの動作確認が楽になった話
h455h1
0
180
PHP8.3の機能を振り返る / Review of PHP 8.3 features
seike460
PRO
1
120
冗長なエラーログを削減し、スタックトレースを手に入れる / Reducing Verbose Error Logs and Obtaining Stack Traces
upamune
0
1k
Amazon SQSコンシューマー疎結合への旅 - 出張! #DevelopersIO IT技術ブログの中の人が語る勉強会 #3
quiver
0
310
CDKコントリビュートの最初の壁を越えよう! -簡単issueの見つけ方-
badmintoncryer
3
210
大規模Reactアプリのリアーキテクチャ~8万行のTanStack Query移行の軌跡~
kj455
4
1k
Featured
See All Featured
Building a Scalable Design System with Sketch
lauravandoore
457
32k
Web Components: a chance to create the future
zenorocha
306
41k
5 minutes of I Can Smell Your CMS
philhawksworth
199
19k
Clear Off the Table
cherdarchuk
85
310k
The Power of CSS Pseudo Elements
geoffreycrofte
62
5k
Visualization
eitanlees
137
14k
RailsConf 2023
tenderlove
8
550
Docker and Python
trallard
35
2.7k
Keith and Marios Guide to Fast Websites
keithpitt
408
22k
Pencils Down: Stop Designing & Start Developing
hursman
117
11k
How to Ace a Technical Interview
jacobian
273
22k
[RailsConf 2023 Opening Keynote] The Magic of Rails
eileencodes
13
8.3k
Transcript
jgs SER 431 Advanced Graphics Lecture 04: Skyboxes Javier Gonzalez-Sanchez
[email protected]
PERALTA 230U Office Hours: By appointment
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 1 jgs
Previously
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 2 jgs
A box
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 3 jgs
A box // create a triangulated cube Mesh* createCube() { Mesh *mesh = new Mesh; // Define 8 Vertexes mesh->dot_vertex.push_back(Vec3<GLfloat>( 0.0, 32.0, 32.0)); mesh->dot_vertex.push_back(Vec3<GLfloat>( 32.0, 32.0, 32.0)); mesh->dot_vertex.push_back(Vec3<GLfloat>( 32.0, 0.0, 32.0)); mesh->dot_vertex.push_back(Vec3<GLfloat>( 0.0, 0.0, 32.0)); // .. // Define 6 Faces; 2 triangles each mesh->face_index_vertex.push_back(0); mesh->face_index_vertex.push_back(3); mesh->face_index_vertex.push_back(1); mesh->face_index_vertex.push_back(1); mesh->face_index_vertex.push_back(3); mesh->face_index_vertex.push_back(2); // continue in the next slide 3 2 1 0
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 4 jgs
// Define 8 Vertexes and Define 6 Faces; 2 triangles each // Define texture vertex mesh->dot_texture.push_back(Vec2<GLfloat>(0.0, 1.0)); mesh->dot_texture.push_back(Vec2<GLfloat>(1.0, 1.0)); mesh->dot_texture.push_back(Vec2<GLfloat>(1.0, 0.0)); mesh->dot_texture.push_back(Vec2<GLfloat>(0.0, 0.0)); // Define texture faces for (int t = 0; t<6; t++) { mesh->face_index_texture.push_back(0);//0 mesh->face_index_texture.push_back(2);//1 mesh->face_index_texture.push_back(1);//2 mesh->face_index_texture.push_back(0);//0 mesh->face_index_texture.push_back(3);//2 mesh->face_index_texture.push_back(2);//3 } return mesh; } A Texture Outside the Box
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 5 jgs
What about inside the box?
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 6 jgs
Load Textures // Create texture from a DIB or BMP file void texture_from_file(GLuint *textureArray, const char * file) { BITMAPINFO *bitmapInfo; // Bitmap information GLubyte *bitmapBits; // Bitmap data if (!file) { cout << "texture file not found!" << endl; return;} // load image bitmapBits = load_bmp_file(file, &bitmapInfo); // setup texture glGenTextures(1, textureArray); glBindTexture(GL_TEXTURE_2D, *textureArray); glPixelStorei(GL_UNPACK_ALIGNMENT, 1);// must set to 1 for compact data gluBuild2DMipmaps(GL_TEXTURE_2D, 3, bitmapInfo->bmiHeader.biWidth, bitmapInfo->bmiHeader.biHeight, GL_BGR_EXT, GL_UNSIGNED_BYTE, bitmapBits ); }
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 7 jgs
A Texture for the Horizon
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 8 jgs
A texture for a Room https://www.facebook.com/asuphotos/photos/a.1636426986668999/1691991784445852/?type=3&theater
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 9 jgs
Texture Sources § Azimuth Chrome Plugin https://chrome.google.com/webstore/detail/azimuth-download-facebook/ https://www.360toolkit.co § Skyboxes Textures http://www.custommapmakers.org/skyboxes.php
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 10 jgs
Add a Texture to a Box void init() { // CREATE MESH DATA STRUCTURES mesh_cube = createCube(); // TEXTURES (Lecture 23 in SER 332) GLuint texture_array[6]; texture_from_file(&texture_array[0], "../../bmp files/top.bmp"); texture_from_file(&texture_array[1], "../../bmp files/left.bmp"); // ... // DISPLAY LIST skybox= meshToDisplayList(1, mesh_cube, texture_array); // CONFIGURE LIGHT }
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 11 jgs
GLuint meshToDisplayList(int id, Mesh* m, GLuint texture) { GLuint listID = glGenLists(id); glNewList(listID, GL_COMPILE); glEnable(GL_TEXTURE_2D); // Other options: GL_TEXTURE_1D, GL_TEXTURE_3D, GL_TEXTURE_CUBE_MAP glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); glBindTexture(GL_TEXTURE_2D, texture); glBegin(GL_TRIANGLES); // PER VERTEX NORMALS // TEXTURES if (!m->dot_texture.empty() && !m->face_index_texture.empty()) { glTexCoord2fv(&m->dot_texture[m->face_index_texture[i]].x); } // COLOR // VERTEX glEnd(); glDisable(GL_TEXTURE_2D); glEndList(); return listID; } Add a Texture to a Box
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 12 jgs
Texture inside a Box
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 13 jgs
Texture inside a Box https://www.facebook.com/asuphotos/photos/a.1636426986668999/1691991784445852/?type=3&theater
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 14 jgs
Quiz 1 § Work with your team § Create a Skybox § Submit your source code on Blackboard. Due: August 29, 11:59 PM
Javier Gonzalez-Sanchez | SER431 | Fall 2018 | 15 jgs
Test Yourselves Combine a sky box and a terrain. Allow the camera to be moved.
jgs SER431 Advanced Graphics Javier Gonzalez-Sanchez
[email protected]
Fall 2018 Disclaimer.
These slides can only be used as study material for the class SER431 at ASU. They cannot be distributed or used for another purpose.