public void BoxTransformTest()
{
var cnt = 10000;
var rnd = new RandomSystem(1);
var trafos = new M44d[cnt].SetByIndex(i => new M44d(rnd.CreateUniformDoubleArray(16)));
//var trafos = new M44d[cnt].SetByIndex(i => M44d.FromBasis(rnd.UniformV3d(), rnd.UniformV3d(), rnd.UniformV3d(), rnd.UniformV3d()));
//var trafos = new M44d[cnt].SetByIndex(i => M44d.Translation(rnd.UniformV3d()));
//var trafos = new M44d[cnt].SetByIndex(i => M44d.Rotation(rnd.UniformV3d()) * M44d.Translation(rnd.UniformV3d()));
var boxes = new Box3d[cnt].SetByIndex(i => Box3d.FromCenterAndSize(rnd.UniformV3d(), rnd.UniformV3d()));
var refBoxes = boxes.Map((b, i) => Transform1(b, trafos[i]));
for (int j = 0; j < 10; j++)
{
Report.BeginTimed("Transform Boxes Aardvark");
for (int i = 0; i < trafos.Length; i++)
{
var test = boxes[i].Transformed(trafos[i]);
Assert.IsTrue(test.Min.ApproximateEquals(refBoxes[i].Min, 1e-7) && test.Max.ApproximateEquals(refBoxes[i].Max, 1e-7));
}
Report.End();
Report.BeginTimed("Transform Boxes1");
for (int i = 0; i < trafos.Length; i++)
{
var test = Transform1(boxes[i], trafos[i]);
Assert.IsTrue(test.Min.ApproximateEquals(refBoxes[i].Min, 1e-7) && test.Max.ApproximateEquals(refBoxes[i].Max, 1e-7));
}
Report.End();
Report.BeginTimed("Transform Boxes2");
for (int i = 0; i < trafos.Length; i++)
{
var test = Transform2(boxes[i], trafos[i]);
Assert.IsTrue(test.Min.ApproximateEquals(refBoxes[i].Min, 1e-7) && test.Max.ApproximateEquals(refBoxes[i].Max, 1e-7));
}
Report.End();
Report.BeginTimed("Transform Boxes3");
for (int i = 0; i < trafos.Length; i++)
{
var test = Transform3(boxes[i], trafos[i]);
Assert.IsTrue(test.Min.ApproximateEquals(refBoxes[i].Min, 1e-7) && test.Max.ApproximateEquals(refBoxes[i].Max, 1e-7));
}
Report.End();
Report.BeginTimed("Transform Boxes4");
for (int i = 0; i < trafos.Length; i++)
{
var test = Transform4(boxes[i], trafos[i]);
Assert.IsTrue(test.Min.ApproximateEquals(refBoxes[i].Min, 1e-7) && test.Max.ApproximateEquals(refBoxes[i].Max, 1e-7));
}
Report.End();
}
}
public static void Main(string[] args)
{
Aardvark.Base.Aardvark.Init();
using (var app = /*new VulkanApplication() */ new OpenGlApplication())
{
var win = app.CreateGameWindow(samples: 8);
// build object from indexgeometry primitives
var cone =
IndexedGeometryPrimitives.Cone.solidCone(
V3d.OOO, V3d.OOI, 1.0,
0.2, 48, C4b.Red
).ToSg();
// or directly using scene graph
var cube = SgPrimitives.Sg.box(
Mod.Init(C4b.Blue),
Mod.Init(Box3d.FromCenterAndSize(V3d.Zero, V3d.III))
);
var initialViewTrafo = CameraView.LookAt(new V3d(0.2, 1.2, 0.9) * 3.0, V3d.OOO, V3d.OOI);
var controlledViewTrafo =
Aardvark.Application.DefaultCameraController.control(win.Mouse, win.Keyboard,
win.Time, initialViewTrafo);
var frustum =
win.Sizes.Map(size =>
FrustumModule.perspective(60.0, 0.1, 10.0, size.X / (float)size.Y)
);
// of course constructing scene graph nodes manually is tedious. therefore we use
// convinience extension functions which can be chaned together, each
// wrapping a node around the previously constructed scene graph
var scene =
cube
// next, we apply the shaders (this way, the shader becomes the root node -> all children now use
// this so called effect (a pipeline shader which combines all shader stages into one object)
.WithEffects(new[] {
Aardvark.Base.Rendering.Effects.Trafo.Effect,
Aardvark.Base.Rendering.Effects.VertexColor.Effect,
Aardvark.Base.Rendering.Effects.SimpleLighting.Effect
})
.ViewTrafo(controlledViewTrafo.Map(vt => vt.ViewTrafo))
.ProjTrafo(frustum.Map <Frustum, Trafo3d>(f => f.ProjTrafo()));
// next we use the aardvark scene graph compiler to construct a so called render task,
// an optimized representation of the scene graph.
var renderTask = app.Runtime.CompileRender(win.FramebufferSignature, scene);
// next, we assign the rendertask to our render window.
win.RenderTask = renderTask;
win.Run();
}
}
public static void Run()
{
using (var app = /*new VulkanApplication() */ new OpenGlApplication())
{
var win = app.CreateSimpleRenderWindow(samples: 8);
var cone = IndexedGeometryPrimitives.Cone.solidCone(V3d.OOO, V3d.OOI, 1.0, 0.2, 48, C4b.Red).ToSg(); // build object from indexgeometry primitives
var cube = SgPrimitives.Sg.box(AValModule.constant(C4b.Blue), AValModule.constant(Box3d.FromCenterAndSize(V3d.Zero, V3d.III))); // or directly using scene graph
var initialViewTrafo = CameraView.LookAt(V3d.III * 3.0, V3d.OOO, V3d.OOI);
var controlledViewTrafo = Aardvark.Application.DefaultCameraController.control(win.Mouse, win.Keyboard,
win.Time, initialViewTrafo);
var frustum = win.Sizes.Map(size => FrustumModule.perspective(60.0, 0.1, 10.0, size.X / (float)size.Y));
var whiteShader = Aardvark.Rendering.Effects.SimpleLighting.Effect;
var trafo = Effects.Trafo.Effect;
var currentAngle = 0.0;
var angle = win.Time.Map(t =>
{
return(currentAngle += 0.001);
});
var rotatingTrafo = angle.Map(a => Trafo3d.RotationZ(a));
var sg =
new[] {
cone.Trafo(AValModule.constant(Trafo3d.Translation(1.0, 1.0, 0.0))),
cube.Trafo(rotatingTrafo)
}
.ToSg()
.WithEffects(new[] { trafo, whiteShader })
.ViewTrafo(controlledViewTrafo.Map(c => c.ViewTrafo))
.ProjTrafo(frustum.Map(f => f.ProjTrafo()));
win.RenderTask =
Aardvark.Rendering.RenderTask.ofArray(
new[] {
app.Runtime.CompileClear(win.FramebufferSignature, AValModule.constant(C4f.Gray10)),
app.Runtime.CompileRender(win.FramebufferSignature, sg)
}
);
win.Run();
}
}