OpenGL viewing notes - Bryn Mawr Computer Science

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gluLookAt glMatrixMode(GL_MODELVIEW); glLoadIdentity( ); gluLookAt(…); //transformations //draw ojects
The OpenGL Camera In OpenGL, initially the world and camera frames are the same Default model-view matrix is an identity The camera is located at origin and points in the negative z direction OpenGL also specifies a default view volume that is a cube with sides of length 2 centered at the origin Default projection matrix is an identity
Page 1 and 2: CS312 OpenGL Viewing Transformation
Page 3 and 4: OpenGL Buffers Color buffer Front
Page 5 and 6: Moving the Camera The First Approa
Page 7 and 8: Moving the Camera We must be caref
Page 9: gluLookAt GL uses a more direct me
Page 13 and 14: Projections in OpenGL The View Vol
Page 15 and 16: Perspectives in OpenGL OpenGL has
Page 17 and 18: Field of View gluPerspective(fovy,
Page 19 and 20: glut 3D Primitives Cube void gl
Page 21 and 22: Defining your own shapes Objects a
Page 23 and 24: Simple Representation Define each
Page 25 and 26: Geometry vs Topology Generally it
Page 27 and 28: Vertex Lists Put the geometry in
Page 29 and 30: Edge List e1 e2 e3 e4 e5 e6 e7 e8 e
Page 31 and 32: Drawing a polygon from a list of in
Page 33 and 34: Efficiency The weakness of our app
Page 35 and 36: Initialization Using the same col
Page 37 and 38: Drawing the cube Method 1: what to
Page 39 and 40: Back Face Culling OpenGL can compu

OpenGL viewing notes - Bryn Mawr Computer Science

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