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Commit 1844fc14 authored by Sukolsak Sakshuwong's avatar Sukolsak Sakshuwong
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fix cylinder orientation

parent d185c0ef
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...@@ -31,6 +31,7 @@ function setCylinderMat(m: Mat4, start: Vec3, dir: Vec3, length: number, matchDi ...@@ -31,6 +31,7 @@ function setCylinderMat(m: Mat4, start: Vec3, dir: Vec3, length: number, matchDi
// ensure the direction used to create the rotation is always pointing in the same // ensure the direction used to create the rotation is always pointing in the same
// direction so the triangles of adjacent cylinder will line up // direction so the triangles of adjacent cylinder will line up
if (matchDir) Vec3.matchDirection(tmpUp, up, tmpCylinderMatDir); if (matchDir) Vec3.matchDirection(tmpUp, up, tmpCylinderMatDir);
else Vec3.copy(tmpUp, up);
Mat4.fromScaling(tmpCylinderMatScale, Vec3.set(tmpCylinderScale, 1, length, 1)); Mat4.fromScaling(tmpCylinderMatScale, Vec3.set(tmpCylinderScale, 1, length, 1));
Vec3.makeRotation(tmpCylinderMatRot, tmpUp, tmpCylinderMatDir); Vec3.makeRotation(tmpCylinderMatRot, tmpUp, tmpCylinderMatDir);
Mat4.mul(m, tmpCylinderMatRot, tmpCylinderMatScale); Mat4.mul(m, tmpCylinderMatRot, tmpCylinderMatScale);
......
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