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Thomas FORGIONE
2015-06-18 15:03:06 +02:00
parent 547162e9bb
commit 9c9232d57b
3 changed files with 81 additions and 45 deletions
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84
geo/MeshStreamer.js
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@@ -169,24 +169,30 @@ geo.MeshStreamer.prototype.start = function(socket) {
geo.MeshStreamer.prototype.nextElements = function(_camera) {
// Prepare camera (and scale to model)
var camera = {
position: {
x: _camera[0]*10,
y: _camera[1]*10,
z: _camera[2]*10
},
target: {
x: _camera[3]*10,
y: _camera[4]*10,
z: _camera[5]*10
}
}
var camera = null;
if (_camera !== null) {
var camera = {
position: {
x: _camera[0],
y: _camera[1],
z: _camera[2]
},
target: {
x: _camera[3],
y: _camera[4],
z: _camera[5]
}
}
// Compute camera direction
var direction = {
x: camera.target.x - camera.position.x,
y: camera.target.y - camera.position.y,
z: camera.target.z - camera.position.z
}
// Compute camera direction
var direction = {
x: camera.target.x - camera.position.x,
y: camera.target.y - camera.position.y,
z: camera.target.z - camera.position.z
}
var sent = 0;
@@ -239,31 +245,35 @@ geo.MeshStreamer.prototype.nextElements = function(_camera) {
var vertex2 = this.vertices[currentFace.b];
var vertex3 = this.vertices[currentFace.c];
var v1 = {
x: vertex1.x - camera.position.x,
y: vertex1.y - camera.position.y,
z: vertex1.z - camera.position.z
};
if (camera !== null) {
var v2 = {
x: vertex2.x - camera.position.x,
y: vertex2.y - camera.position.y,
z: vertex2.z - camera.position.z
};
var v1 = {
x: vertex1.x - camera.position.x,
y: vertex1.y - camera.position.y,
z: vertex1.z - camera.position.z
};
var v3 = {
x: vertex3.x - camera.position.x,
y: vertex3.y - camera.position.y,
z: vertex3.z - camera.position.z
};
var v2 = {
x: vertex2.x - camera.position.x,
y: vertex2.y - camera.position.y,
z: vertex2.z - camera.position.z
};
if (
direction.x * v1.x + direction.y * v1.y + direction.z * v1.z < 0 &&
direction.x * v2.x + direction.y * v2.y + direction.z * v2.z < 0 &&
var v3 = {
x: vertex3.x - camera.position.x,
y: vertex3.y - camera.position.y,
z: vertex3.z - camera.position.z
};
if (
direction.x * v1.x + direction.y * v1.y + direction.z * v1.z < 0 &&
direction.x * v2.x + direction.y * v2.y + direction.z * v2.z < 0 &&
direction.x * v3.x + direction.y * v3.y + direction.z * v3.z < 0
) {
) {
continue;
continue;
}
}