void calcTexCoords(out Vector2 vert1Tc, out Vector2 vert2Tc, TrackPropsTex texProps, float stepFromNoteStart, float normStepFromNoteStart, float lineWidth, Vector3 worldPos1, Vector3 worldPos2, bool adjustingAspect = false)
{
double x1, y1, x2, y2;
calcTexCoords(out x1, out y1, out x2, out y2, texProps, stepFromNoteStart, normStepFromNoteStart, lineWidth, worldPos1, worldPos2, false, false);
vert1Tc = new Vector2((float)x1, (float)y1);
vert2Tc = new Vector2((float)x2, (float)y2);
}
void adjustAspect(ref double x1, ref double y1, ref double x2, ref double y2, TrackPropsTex texProps, double stepFromNoteStart, double normStepFromNoteStart, double lineWidth, Vector3 worldPos1, Vector3 worldPos2)
{
if ((bool)texProps.KeepAspect)
{
double tiledX1, tiledY1, tiledX2, tiledY2;
double regularX1 = x1, regularY1 = y1, regularX2 = x2, regularY2 = y2;
float intWorldPosX = (int)worldPos1.X;
worldPos1.X -= intWorldPosX;
worldPos2.X -= intWorldPosX;
calcTexCoords(out regularX1, out regularY1, out regularX2, out regularY2, texProps, stepFromNoteStart, normStepFromNoteStart, lineWidth, worldPos1, worldPos2, true, false);
calcTexCoords(out tiledX1, out tiledY1, out tiledX2, out tiledY2, texProps, stepFromNoteStart, normStepFromNoteStart, lineWidth, worldPos1, worldPos2, true, true);
double xDiff = regularX1 - regularX2, yDiff = regularY1 - regularY2;
double tiledXDiff = tiledX1 - tiledX2, tiledYDiff = tiledY1 - tiledY2;
if ((bool)texProps.UTile && !(bool)texProps.VTile)
{
double ratio = yDiff / tiledYDiff;
x1 *= ratio;
x2 *= ratio;
}
else if (!(bool)texProps.UTile && (bool)texProps.VTile)
{
double ratio;
if (tiledXDiff == 0)
{
ratio = x1 / tiledX1;
}
else
{
ratio = xDiff / tiledXDiff;
}
y1 *= ratio;
y2 *= ratio;
}
}
}
void calcTexCoords(out double x1, out double y1, out double x2, out double y2, TrackPropsTex texProps, double stepFromNoteStart, double normStepFromNoteStart, double lineWidth, Vector3 worldPos1, Vector3 worldPos2, bool adjustingAspect, bool forceTiling)
{
double vpSizeX = Project.Props.Camera.ViewportSize.X;
double vpSizeY = Project.Props.Camera.ViewportSize.Y;
double texSizeX = (double)texProps.Texture.Width * TexTileScale;
double texSizeY = (double)texProps.Texture.Height * TexTileScale;
TexAnchorEnum texUAnchor = (TexAnchorEnum)texProps.UAnchor;
TexAnchorEnum texVAnchor = (TexAnchorEnum)texProps.VAnchor;
bool uTile = true, vTile = true;
if (!forceTiling)
{
uTile = (bool)texProps.UTile;
vTile = (bool)texProps.VTile;
}
//UAnchor
if (texUAnchor == TexAnchorEnum.Note)
{
if (!uTile)
{
x1 = x2 = normStepFromNoteStart;
}
else
{
x1 = x2 = stepFromNoteStart / texSizeX;
}
}
else if (texUAnchor == TexAnchorEnum.Screen)
{
if (!uTile)
{
x1 = worldPos1.X / vpSizeX;
x2 = worldPos2.X / vpSizeX;
}
else
{
x1 = worldPos1.X / texSizeX;
x2 = worldPos2.X / texSizeX;
}
}
else if (texUAnchor == TexAnchorEnum.Song)
{
if (!uTile)
{
x1 = (double)worldPos1.X / Project.SongLengthP;
x2 = (double)worldPos2.X / Project.SongLengthP;
}
else
{
x1 = worldPos1.X / texSizeX;
x2 = worldPos2.X / texSizeX;
}
}
else
{
throw new NotImplementedException();
}
//VAnchor
if (texVAnchor == TexAnchorEnum.Note)
{
y1 = 0;
if (!vTile)
{
y2 = 1;
}
else
{
y2 = lineWidth / texSizeY;
}
}
else if (texVAnchor == TexAnchorEnum.Screen)
{
double worldPos1Y = worldPos1.Y + vpSizeY / 2;
double worldPos2Y = worldPos2.Y + vpSizeY / 2;
if (!vTile)
{
y1 = worldPos1Y / vpSizeY;
y2 = worldPos2Y / vpSizeY;
}
else
{
y1 = worldPos1Y / texSizeY;
y2 = worldPos2Y / texSizeY;
}
}
else
{
throw new NotImplementedException();
}
if (!adjustingAspect)
{
adjustAspect(ref x1, ref y1, ref x2, ref y2, texProps, stepFromNoteStart, normStepFromNoteStart, lineWidth, worldPos1, worldPos2);
}
y1 *= -1;
y2 *= -1;
}
