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@@ -46,7 +46,6 @@ module BABYLON {
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private _particle: SolidParticle;
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private _fakeCamPos: Vector3 = Vector3.Zero();
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private _rotMatrix: Matrix = new Matrix();
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- private _invertedMatrix: Matrix = new Matrix();
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private _rotated: Vector3 = Vector3.Zero();
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private _quaternion: Quaternion = new Quaternion();
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private _vertex: Vector3 = Vector3.Zero();
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@@ -359,11 +358,10 @@ module BABYLON {
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this._roll = this.mesh.rotation.z;
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this._quaternionRotationYPR();
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this._quaternionToRotationMatrix();
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- this._rotMatrix.invertToRef(this._invertedMatrix);
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- Vector3.TransformCoordinatesToRef(this._camera.globalPosition, this._invertedMatrix, this._fakeCamPos);
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+ Vector3.TransformCoordinatesToRef(this._camera.globalPosition, this._rotMatrix, this._fakeCamPos);
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// set two orthogonal vectors (_cam_axisX and and _cam_axisY) to the cam-mesh axis (_cam_axisZ)
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- (this.mesh.position).subtractToRef(this._fakeCamPos, this._cam_axisZ);
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+ (this._fakeCamPos).subtractToRef(this.mesh.position, this._cam_axisZ);
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Vector3.CrossToRef(this._cam_axisZ, this._axisX, this._cam_axisY);
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Vector3.CrossToRef(this._cam_axisZ, this._cam_axisY, this._cam_axisX);
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this._cam_axisY.normalize();
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@@ -437,7 +435,7 @@ module BABYLON {
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this._positions32[idx + 2] = this._particle.position.z + this._cam_axisX.z * this._rotated.x + this._cam_axisY.z * this._rotated.y + this._cam_axisZ.z * this._rotated.z;
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// normals : if the particles can't be morphed then just rotate the normals
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- if (!this._computeParticleVertex) {
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+ if (!this._computeParticleVertex && !this.billboard) {
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this._normal.x = this._fixedNormal32[idx];
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this._normal.y = this._fixedNormal32[idx + 1];
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this._normal.z = this._fixedNormal32[idx + 2];
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@@ -478,7 +476,7 @@ module BABYLON {
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}
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this.mesh.updateVerticesData(VertexBuffer.PositionKind, this._positions32, false, false);
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if (!this.mesh.areNormalsFrozen) {
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- if (this._computeParticleVertex) {
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+ if (this._computeParticleVertex || this.billboard) {
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// recompute the normals only if the particles can be morphed, update then the normal reference array
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VertexData.ComputeNormals(this._positions32, this._indices, this._normals32);
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for (var i = 0; i < this._normals32.length; i++) {
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jbousquie