public IActionResult Post(SceneDto scene)
{
// TODO: input sanitize e.g.
// best to accumulate errors and return a not ok with violations
if (scene?.LightSource?.Position == null || scene?.LightSource?.Intensity == null)
{
throw new ArgumentOutOfRangeException(nameof(scene.LightSource));
}
if (scene?.Camera?.From == null || scene?.Camera?.To == null || scene?.Camera?.Up == null)
{
throw new ArgumentOutOfRangeException(nameof(scene.Camera));
}
var renderSceneCommand = GetRenderSceneCommand(scene);
_taskQueue.QueueBackgroundWorkItem(async token =>
{
if (token.IsCancellationRequested)
{
return;
}
await _mediator.Send(renderSceneCommand, token);
});
return(Ok(new CreateSceneResponse
{
CorrelationId = renderSceneCommand.CorrelationId,
PollUrl = this.Url.Action(nameof(Get), this.ControllerContext.ActionDescriptor.ControllerName, new { id = renderSceneCommand.CorrelationId }, this.Request.Scheme),
Message = "Scene submitted to renderer. When the image is ready, it can be fetched at the 'pollUrl' included. Depending on complexity, images can take quite some time to render."
}));
}
private RenderSceneCommand GetRenderSceneCommand(SceneDto scene)
{
var correlationId = Guid.NewGuid();
var fileInfo = GetSceneBitmapFileInfo(correlationId);
var command = new RenderSceneCommand
{
Scene = scene,
CorrelationId = correlationId,
FilePath = fileInfo.PhysicalPath
};
return(command);
}
private SceneDto BuildScene(string scenePath)
{
var scene = new SceneDto();
scene.Id = GetMetadataStringValue(scenePath, "LANDSAT_SCENE_ID");
scene.Name = GetMetadataStringValue(scenePath, "LANDSAT_PRODUCT_ID");
scene.Path = scenePath;
scene.Metadata = Directory.GetFiles(scenePath).FirstOrDefault(x => Path.GetFileNameWithoutExtension(x).EndsWith("MTL"));
scene.Cloudity = GetMetadataStringValue(scenePath, "CLOUD_COVER");
scene.TimeStamp = DateTime.Parse(GetMetadataStringValue(scenePath, "DATE_ACQUIRED"));
//scene.Time = TimeSpan.Parse(GetMetadataStringValue(scenePath, "SCENE_CENTER_TIME"));
scene.Image = Path.Combine(scenePath, "preview.jpg");
for (int i = 0; i < _points.Count; i++)
{
var point = _points[i];
var area = BuildArea(scenePath, i + 1, point.X, point.Y, point.OFFSET);
scene.Areas.Add(area);
}
return(scene);
}
public static SceneDto GetSphereCentralWithPlanesExample()
{
// Templates
var defaultSphere = Sphere.CreateDefaultInstance();
var defaultMaterial = Material.CreateDefaultInstance();
var white = Color.White;
// Copying ReRenderSphereCentralWithPlanes code using serializable DTOs.
// Planes
var floor = new ShapeDto
{
Type = ShapeDto.ShapeType.Plane,
Material = new MaterialDto
{
Color = new ColorDto
{
A = Material.DefaultColorA,
R = 1F,
G = 0.9F,
B = 0.9F
},
Specular = 0F,
Ambient = defaultMaterial.Ambient,
Diffuse = defaultMaterial.Diffuse,
Shininess = defaultMaterial.Shininess
}
};
var left_wall = new ShapeDto
{
Type = ShapeDto.ShapeType.Plane,
Material = floor.Material,
Transformations = new List <TransformDto>
{
new TransformDto
{
TransformType = TransformDto.TransformationType.RotateX,
RotationRadians = MathF.PI / 2
},
new TransformDto
{
TransformType = TransformDto.TransformationType.RotateY,
RotationRadians = -MathF.PI / 4
},
new TransformDto
{
TransformType = TransformDto.TransformationType.Translate,
VectorTransformation = new VectorDto
{
X = 0F, Y = 0F, Z = 5F
}
}
}
};
var right_wall = new ShapeDto
{
Type = ShapeDto.ShapeType.Plane,
Material = floor.Material,
Transformations = new List <TransformDto>
{
new TransformDto
{
TransformType = TransformDto.TransformationType.RotateX,
RotationRadians = MathF.PI / 2
},
new TransformDto
{
TransformType = TransformDto.TransformationType.RotateY,
RotationRadians = MathF.PI / 4
},
new TransformDto
{
TransformType = TransformDto.TransformationType.Translate,
VectorTransformation = new VectorDto
{
X = 0F, Y = 0F, Z = 5F
}
}
}
};
// Spheres
var middle = new ShapeDto
{
Type = ShapeDto.ShapeType.Sphere,
Material = new MaterialDto
{
Color = new ColorDto
{
A = Material.DefaultColorA,
R = 0.1F,
G = 1F,
B = 0.5F
},
Diffuse = 0.7F,
Specular = 0.3F,
Ambient = defaultMaterial.Ambient,
Shininess = defaultMaterial.Shininess
},
Transformations = new List <TransformDto>
{
new TransformDto
{
TransformType = TransformDto.TransformationType.Translate,
VectorTransformation = new VectorDto
{
X = -0.5F, Y = 1F, Z = 0.5F
}
}
}
};
var right = new ShapeDto
{
Type = ShapeDto.ShapeType.Sphere,
Material = new MaterialDto
{
Color = new ColorDto
{
A = Material.DefaultColorA,
R = 0.5F,
G = 1F,
B = 0.1F
},
Diffuse = 0.7F,
Specular = 0.3F,
Ambient = defaultMaterial.Ambient,
Shininess = defaultMaterial.Shininess
},
Transformations = new List <TransformDto>
{
new TransformDto
{
TransformType = TransformDto.TransformationType.Scale,
VectorTransformation = new VectorDto
{
X = 0.5F, Y = 0.5F, Z = 0.5F
}
},
new TransformDto
{
TransformType = TransformDto.TransformationType.Translate,
VectorTransformation = new VectorDto
{
X = 1.5F, Y = 0.5F, Z = -0.5F
}
}
}
};
var left = new ShapeDto
{
Type = ShapeDto.ShapeType.Sphere,
Material = new MaterialDto
{
Color = new ColorDto
{
A = Material.DefaultColorA,
R = 1F,
G = 0.8F,
B = 0.1F
},
Diffuse = 0.7F,
Specular = 0.3F,
Ambient = defaultMaterial.Ambient,
Shininess = defaultMaterial.Shininess
},
Transformations = new List <TransformDto>
{
new TransformDto
{
TransformType = TransformDto.TransformationType.Scale,
VectorTransformation = new VectorDto
{
X = 0.33F, Y = 0.33F, Z = 0.33F
}
},
new TransformDto
{
TransformType = TransformDto.TransformationType.Translate,
VectorTransformation = new VectorDto
{
X = -1.5F, Y = 0.33F, Z = -0.75F
}
}
}
};
// Scene - pull together shapes into root serializable object
// Use low res until happy, then crank up. Takes a lot of clock cycles!
#pragma warning disable CS0219 // Variable is assigned but its value is never used
int high = 1000;
int medium = 500;
int low = 250;
int res = medium;
#pragma warning restore CS0219 // Variable is assigned but its value is never used
var scene = new SceneDto
{
Shapes = new List <ShapeDto>
{
floor, left_wall, right_wall,
left, middle, right
},
LightSource = new LightDto
{
Position = new VectorDto
{
X = -10F,
Y = 10F,
Z = -10F
},
Intensity = new ColorDto
{
A = white.ScA,
R = white.ScR,
G = white.ScG,
B = white.ScB
}
},
Camera = new CameraDto
{
HSize = res,
VSize = res / 2,
FieldOfView = MathF.PI / 3,
From = new VectorDto {
X = 0F, Y = 1.5F, Z = -5F
},
To = new VectorDto {
X = 0F, Y = 1F, Z = 0F
},
Up = new VectorDto {
X = 0F, Y = 1F, Z = 0F
}
}
};
return(scene);
}
