public void SetSkewY(float a)
{
T1 = 1.0f;
T2 = NvgUtility.tanf(a);
T3 = 0.0f;
T4 = 1.0f;
T5 = 0.0f;
T6 = 0.0f;
}
public void SetRotate(float a)
{
var cs = NvgUtility.cosf(a);
var sn = NvgUtility.sinf(a);
T1 = cs;
T2 = sn;
T3 = -sn;
T4 = cs;
T5 = 0.0f;
T6 = 0.0f;
}