// Author: mil3s (moded by br3tt for point of view)
// General Notes:
// Most of these functions return an array with 3 elements
// These are the x,y,z coordinates in 3d-space
// x is left to right
// y is bottom to top
// z is front to back
var coverSpacing = 0.18;
/************************* COVER DISPLAY *****************/
// These functions define the Display of the single Covers
// The given parameter coverId is a floating point number.
// It is 0 for the center cover, 1 for the one right
// beneath it, -1 for the one on the left side and so on.
// During movement the values float between the integer
// values.
function coverPosition(coverId){
var x, y, z;
y = 0;
if (Math.abs(coverId) <= 1){ // The centered cover
z = 4 + 0.5 * (1 - Math.abs(coverId));
x = coverId * 0.895;
} else { // The covers on the side
z = 4 - (Math.abs(coverId)-1) * 0.01;
x = 0.895 + coverSpacing * (Math.abs(coverId)-1);
if (coverId < 0)
x *= -1;
}
return new Array(x, y, z);
}
// return array is (angle, x, y, z) - this rotates
// the cover *angle* degrees around the vector (x,y,z)
// With (0,0,0,0) the cover is parallel to the x-y-Plane
function coverRotation(coverId){
var angle;
if (Math.abs(coverId) < 1){ // The centered cover
angle = coverId * -60;
} else { // The covers on the side
if (coverId > 0)
angle = -60;
else
angle = 60;
}
return new Array(angle, 0, .70, 0);
}
// Defines the the size boundaries for the cover.
// Aspect ratio is preserved.
// Return Array is (widht, height)
function coverSizeLimits(coverId){
return new Array(1, 1);
}
// Sets which point of the cover coverPosition() defines
// (-1,-1) means bottom left, (0,0) means center,
// (1,1) means top right, (0, -1) means bottom center etc.
// The cover is also rotated around this point.
function coverAlign(coverId){
return new Array(0, -1);
}
// Defines the range of covers to draw.
// Return array is (leftmostCover, rightmostCover)
// This interval shouldn't be larger than 80
// The center cover is 0.
function drawCovers(){
return new Array(-35, 35);
}
// In which direction should the fov be expanded/shrinked
// when the panel is resized?
// If this returns (0,1), the height is fixed.
// If this returns (1,0), the width is fixed.
// You can also return stuff like (0.5,0.5) or (7, 3)
// The values determine how important it is for this
// dimension to stay fixed.
function aspectBehaviour(){
return new Array(0, 1);
}
/************************** CAMMERA SETUP ****************/
// Position of the viewport
function eyePos(){
return new Array(0, 0.90, 5.9);
}
// Defines the point for the eye to look at
function lookAt(){
return new Array(-0.0, -0.65, 0.4);
}
// Used to rotate the view.
// The returned Vector points upwards in the viewport.
// This vector must not be parallel to the line of sight from the
// eyePos point to the lookAt point.
function upVector(){
return new Array(0, 1, 0);
}
/************************** MIRROR SETUP *****************/
function showMirrorPlane(){
return true; // return false to hide the mirror
}
// Any Point on the Mirror Plane
function mirrorPoint (){
return new Array(0, 0, 0);
}
// Normal of the Mirror Plane
function mirrorNormal (){
return new Array(0, 1, 0);
}
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