public void Scale(Size3 size, MitchellNetravaliScaleShader shader, ScalingModel scaling)
{
var tmp = shader.Run((TextureArray2D)Image, size, scaling);
Image.Dispose();
Image = tmp;
}
public SharedModel()
{
Upload = new UploadBuffer(256); // big enough for 4 matrix4
Download = new DownloadBuffer(256);
ScaleShader = new MitchellNetravaliScaleShader(QuadShader, Upload);
Convert = new ConvertFormatShader(QuadShader, Upload);
}
public SharedModel()
{
Upload = new UploadBuffer(256); // big enough for 4 matrix4
Download = new DownloadBuffer(256);
ScaleShader = new MitchellNetravaliScaleShader(QuadShader, Upload);
Convert = new ConvertFormatShader(QuadShader, Upload);
Sync = new SyncQuery();
LinearSampler = CreateSamplerState(true);
PointSampler = CreateSamplerState(false);
}
public void MitchelXYScale()
{
var shader = new MitchellNetravaliScaleShader(new QuadShader(), new UploadBuffer(256));
var checkers = new TextureArray2D(IO.LoadImage(TestData.Directory + "sphere.png"));
var res = shader.Run(checkers, new Size3(20, 40));
var reference = new TextureArray2D(IO.LoadImage(TestData.Directory + "sphere_scaled.png"));
// compare with gimp reference
TestData.CompareColors(reference.GetPixelColors(0, 0), res.GetPixelColors(0, 0));
}
public void MitchelUpscale()
{
var models = new Models(1);
var shader = new MitchellNetravaliScaleShader(new QuadShader(), new UploadBuffer(256));
var checkers = new TextureArray2D(IO.LoadImage(TestData.Directory + "sphere.png"));
var res = shader.Run(checkers, new Size3(62, 31), models.Scaling);
var reference = new TextureArray2D(IO.LoadImage(TestData.Directory + "sphere_up.png"));
// compare with gimp reference
TestData.CompareColors(reference.GetPixelColors(LayerMipmapSlice.Mip0), res.GetPixelColors(LayerMipmapSlice.Mip0));
}
public ImagesModel(MitchellNetravaliScaleShader scaleShader)
{
this.scaleShader = scaleShader;
Images = images;
}
