public void SetImagePaint(VGImage image, VGMatrix paintTransformation)
{
if (image.LinearColorspace)
_passIndex |= 1;
else
_passIndex &= ~1;
_effect.CurrentTechnique = _techniques[(int)(image.Premultiplied ? VGPaintType.PatternPremultiplied : VGPaintType.Pattern)];
_paintTransformation.SetValue(paintTransformation);
_focalPoint.SetValue(Vector2.Zero);
_effect.GraphicsDevice.Textures[1] = image.Texture;
_effect.GraphicsDevice.SamplerStates[1] = image.GetSamplerState();
}
public void SetMask(VGImage mask, Vector4 channels)
{
if (mask == null)
{
_passIndex &= ~2;
_effect.GraphicsDevice.Textures[0] = null;
}
else
{
_passIndex |= 2;
_effect.GraphicsDevice.Textures[0] = mask.Texture;
_effect.GraphicsDevice.SamplerStates[0] = mask.GetSamplerState();
_maskChannels.SetValue(channels);
}
}