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Diffstat (limited to 'Master/texmf-dist/doc/latex/movie15/dice.js')
-rw-r--r-- | Master/texmf-dist/doc/latex/movie15/dice.js | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/Master/texmf-dist/doc/latex/movie15/dice.js b/Master/texmf-dist/doc/latex/movie15/dice.js deleted file mode 100644 index 2050fbcf536..00000000000 --- a/Master/texmf-dist/doc/latex/movie15/dice.js +++ /dev/null @@ -1,119 +0,0 @@ -//////////////////////////////////////////////////////////////////////// -// -// This JavaScript file is a simple concatenation of the files -// `lights.js' and `turntable.js' from the `doc/javascript' directory. -// -//////////////////////////////////////////////////////////////////////// - -//////////////////////////////////////////////////////////////////////// -// -// lights.js -// -// example JavaScript for use with `3Djscript' option of \includemovie -// -// * Adds light sources around the object for better illumination. -// -//////////////////////////////////////////////////////////////////////// - -//first remove any scene lights -for (var i = scene.lights.count - 1; i >= 0; i--) { - scene.lights.removeByIndex(i); -} - -//new lights -//from left -l1 = scene.createLight(); -l1.color.set(1,1,1); -l1.brightness = .4; -l1.direction.set(1,0,0); - -//from right -l2 = scene.createLight(); -l2.color.set(1,1,1); -l2.brightness = .4; -l2.direction.set(-1,0,0); - -//from bottom -l3 = scene.createLight(); -l3.color.set(1,1,1); -l3.brightness = .4; -l3.direction.set(0,0,1); - -//from top -l4 = scene.createLight(); -l4.color.set(1,1,1); -l4.brightness = .4; -l4.direction.set(0,0,-1); - -//from front -l5 = scene.createLight(); -l5.color.set(1,1,1); -l5.brightness = .4; -l5.direction.set(0,1,0); - -//from back -l6 = scene.createLight(); -l6.color.set(1,1,1); -l6.brightness = .4; -l6.direction.set(0,-1,0); - -///////////////////////////////////////////////////////////////////// -// -// turntable.js -// -// JavaScript for use with `3Djscript' option of \includemovie -// -// * Greatly improves the rotational behaviour of the 3D object, -// prevents it from tilting to the side while dragging the mouse. -// This is achieved by suppressing the rolling of the camera about -// its optical axis. -// -///////////////////////////////////////////////////////////////////// - -// maximum pitch (degrees from horizontal) of the camera -var max_alpha = 88; -var min_beta = 90 - max_alpha; // the complement -var cos_min_beta = Math.cos(min_beta * Math.PI/180); -var tan_min_beta = Math.tan(min_beta * Math.PI/180); - -var camera = scene.cameras.getByIndex(0); - -//updates the vertical axis of rotation whenever a predefined view -//is selected from the drop down list in the 3D toolbar -var cameraEventHandler = new CameraEventHandler(); -cameraEventHandler.onEvent = function (e) { - camera.axis_up = camera.up.subtract(camera.position); - camera.axis_up.normalize(); -} -runtime.addEventHandler(cameraEventHandler); - -//suppresses camera rolling and limits camera pitch -var mouseEventHandler = new MouseEventHandler(); -mouseEventHandler.onMouseMove = true; -mouseEventHandler.onEvent = function (e) { - var c2c = camera.position.subtract(camera.targetPosition); - var roo = c2c.length; - c2c.normalize(); - cos_beta = c2c.dot(camera.axis_up); //cos of enclosed angle - - //correct the camera position if it is too high or too low - if(Math.abs(cos_beta) > cos_min_beta) { - //auxiliary vectors a & b - var a = camera.axis_up.scale(cos_beta); - var b = c2c.subtract(a); - b.normalize(); - b.scaleInPlace(tan_min_beta * a.length); - - c2c.set(a.add(b)); - c2c.normalize(); - - camera.position.set(camera.targetPosition.add(c2c.scale(roo))); - cos_beta = c2c.dot(camera.axis_up); - } - - //suppress rolling - camera.up.set( - camera.position.add(camera.axis_up).add(c2c.scale(-cos_beta)) - ); -}; -runtime.addEventHandler(mouseEventHandler); |