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Fix transformation matrix decomposing

This commit is contained in:
Evert Prants 2018-11-27 00:15:27 +02:00
parent a390a849a3
commit 72c13c8535
Signed by: evert
GPG Key ID: 1688DA83D222D0B5
1 changed files with 7 additions and 5 deletions
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12
src/engine/components/index.js
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@ -64,9 +64,6 @@ class Node {
// Set translation
mat4.translate(matrix, matrix, this.pos)
// Set scale
mat4.scale(matrix, matrix, this.scale)
// Set rotation
if (this.rotation[0] !== 0) {
mat4.rotateX(matrix, matrix, this.rotation[0])
@ -80,9 +77,12 @@ class Node {
mat4.rotateZ(matrix, matrix, this.rotation[2])
}
// Set scale
mat4.scale(matrix, matrix, this.scale)
// Add parent node's transform
if (this.parent) {
mat4.add(matrix, this.parent.transform, matrix)
mat4.mul(matrix, this.parent.transform, matrix)
}
// Set the matrix
@ -102,6 +102,8 @@ class Node {
let rotation = vec3.create()
let scale = vec3.create()
mat4.transpose(transform, transform)
mat4.getTranslation(translation, transform)
mat4.getScaling(scale, transform)
mat4.getRotation(quaternion, transform)
@ -325,7 +327,7 @@ class MeshInstance extends Node {
// Invoke children's draw methods
for (let i in this.children) {
let child = this.children[i]
if (!(child instanceof Mesh)) continue
if (!(child instanceof MeshInstance)) continue
child.draw(gl, shader)
}
}