public Models(int numPipelines = 1)
{
NumPipelines = numPipelines;
CheckDeviceCapabilities();
SharedModel = new SharedModel();
Images = new ImagesModel(SharedModel.ScaleShader);
TextureCache = new TextureCache(Images);
pixelValueShader = new PixelValueShader(SharedModel);
polarConvertShader = new ConvertPolarShader(SharedModel.QuadShader);
Export = new ExportModel(SharedModel);
Filter = new FiltersModel(Images);
//Gif = new GifModel(sharedModel.QuadShader);
Progress = new ProgressModel();
for (int i = 0; i < numPipelines; ++i)
{
pipelines.Add(new ImagePipeline(i));
pipelines.Last().PropertyChanged += PipeOnPropertyChanged;
}
Pipelines = pipelines;
stats = new StatisticsModel(SharedModel);
thumbnail = new ThumbnailModel(SharedModel.QuadShader);
// pipeline controller
pipelineController = new PipelineController(this);
}
public void Radius()
{
var tex = new TextureArray2D(IO.LoadImage(TestData.Directory + "checkers.dds"));
var shader = new PixelValueShader(new SharedModel());
var color = shader.Run(tex, new Size3(1, 1, 0), 0, 0, 1);
// should be 5 times black field + 4 times white field
var expected = new Color(4.0f / 9.0f);
Assert.IsTrue(expected.Equals(color, Color.Channel.Rgb));
color = shader.Run(tex, new Size3(1, 2, 0), 0, 0, 1);
// should be 5 times white + 4 times black
expected = new Color(5.0f / 9.0f);
Assert.IsTrue(expected.Equals(color, Color.Channel.Rgb));
}
public void SmallImage()
{
var tex = new TextureArray2D(IO.LoadImage(TestData.Directory + "small.pfm"));
var refColors = tex.GetPixelColors(0, 0);
// recreate colors by picking them with the shader
var shader = new PixelValueShader(new SharedModel());
var colors = new Color[refColors.Length];
for (int y = 0; y < tex.Size.Height; ++y)
{
for (int x = 0; x < tex.Size.Width; ++x)
{
colors[y * tex.Size.Width + x] = shader.Run(tex, new Size3(x, y, 0), 0, 0, 0);
}
}
TestData.CompareColors(refColors, colors, Color.Channel.Rgb);
}
public OpenGlModel(OpenGlContext context, ImagesModel images)
{
Debug.Assert(context.GlEnabled);
Vao = new VertexArray();
CheckersShader = new CheckersShader();
samplerLinear = new Sampler(TextureMinFilter.Linear, TextureMagFilter.Linear);
samplerLinearMip = new Sampler(TextureMinFilter.LinearMipmapLinear, TextureMagFilter.Linear);
samplerNearest = new Sampler(TextureMinFilter.Nearest, TextureMagFilter.Nearest);
samplerNearestMip = new Sampler(TextureMinFilter.NearestMipmapNearest, TextureMagFilter.Nearest);
TextureCache = new TextureCacheModel(images, context);
GetPixelShader = new PixelValueShader();
SrgbShader = new SrgbShader();
ExportShader = new PixelExportShader();
LinearMaxStatistics = new MaxStatistics(false);
SrgbMaxStatistics = new MaxStatistics(true);
LinearMinStatistics = new MinStatistics(false);
SrgbMinStatistics = new MinStatistics(true);
LinearAvgStatistics = new AverageStatistics(false, images);
SrgbAvgStatistics = new AverageStatistics(true, images);
}
public void Image3D()
{
var tex = new Texture3D(IO.LoadImage(TestData.Directory + "checkers3d.dds"));
var shader = new PixelValueShader(new SharedModel());
var refColors = tex.GetPixelColors(0);
var colors = new Color[refColors.Length];
int idx = 0;
for (int z = 0; z < tex.Size.Depth; ++z)
{
for (int y = 0; y < tex.Size.Height; ++y)
{
for (int x = 0; x < tex.Size.Width; ++x)
{
colors[idx++] = shader.Run(tex, new Size3(x, y, z), 0, 0);
}
}
}
TestData.CompareColors(refColors, colors);
}
internal StatisticsModel GetStatistics(ITexture image, int layer, int mipmap, PixelValueShader pixelValueShader, TextureCache cache)
{
var stats = new StatisticsModel
{
Min = minStatsShader.Run(pixelValueShader, image, cache, layer, mipmap),
Max = maxStatsShader.Run(pixelValueShader, image, cache, layer, mipmap),
Avg = avgStatsShader.Run(pixelValueShader, image, cache, layer, mipmap)
};
return(stats);
}