perspective
Creates an perspective projection matrix
For more on projection matrices please visit http://learnwebgl.brown37.net/08_projections/projections_perspective.html
fovY Y field of view in degrees aspectRatio lens aspect ratio zNear The distance to the near clipping plane along the -Z axis. zFarThe distance to the far clipping plane along the -Z axis.
Creates an perspective projection matrix with infinite clipping depth
For more on projection matrices please visit http://learnwebgl.brown37.net/08_projections/projections_perspective.html
fovY Y field of view in degrees aspectRatio lens aspect ratio zNear The distance to the near clipping plane along the -Z axis.
Creates an perspective projection matrix with a shifted apex
For more on projection matrices please visit http://learnwebgl.brown37.net/08_projections/projections_perspective.html
fovY Y field of view in degrees aspectRatio lens aspect ratio zNear The distance to the near clipping plane along the -Z axis. zFarThe distance to the far clipping plane along the -Z axis.