Slide 1 OpenGL Basics Slide 2 OpenGL – Open Graphics Library  What it is  a s/w interface to graphics h/w  mid-level, device-independent, portable graphics subroutine…

Viewing and Transformation CGGM Lab. Tan-Chi Ho 2001 The Camera Analogy1/2 Set up tripod and pointing the camera at the scene (viewing transformation). Arrange the scene…

Assignment 2 Phase 1 Transformation Back-face culling View frustum culling Outline Implement the transformation. Modelview transformation Projection transformation Perspective…

Viewing Korea Univ. Computer Graphics Lab. Hong, Jin Kyung Korea Univ. Computer Graphics Lab. Chapter Objectives View a geometric model Control the location Clip Undesired…

Projections Viewports Windows can have separate viewports void glViewport(GLint x, GLint y, GLsizei width, GLsizei height ) x, y - Specify the lower left corner of the viewport…

Viewing and Transformation CGGM Lab. Tan-Chi Ho 2001 The Camera Analogy1/2 Set up tripod and pointing the camera at the scene (viewing transformation). Arrange the scene…

* Reminder Any sequence of matrix operations can be composed into a single matrix We’ll always use an extra dimension for all vertices (x,y,w) * Extending to 3D Homogeneous…

Modeling & Simulation Stereographics Active stereoscopic projection ※ Needs Glasses with active components(Electronics, batteries..) Single Projector or monitor, fast…

Viewing Korea Univ. Computer Graphics Lab. Hong, Jin Kyung Korea Univ. Computer Graphics Lab. Chapter Objectives View a geometric model Control the location Clip Undesired…

Viewing and Transformation Tan-Chi Ho, CGGM Lab., CSIE of NCTU The Camera Analogy1/2 Set up tripod and pointing the camera at the scene (viewing transformation). Arrange…