public void TestDirectionalLightAccumulation()
{
//TODO: add a way to show the specular in the alpha channel
var game = new DX11Game();
game.InitDirectX();
var device = game.Device;
var context = device.ImmediateContext;
var filledGBuffer = new TestFilledGBuffer(game, 800, 600);
var light = new DirectionalLightRenderer(game, filledGBuffer.GBuffer);
game.GameLoopEvent += delegate
{
filledGBuffer.DrawUpdatedGBuffer();
game.SetBackbuffer();
if (game.Keyboard.IsKeyDown(Key.C))
{
game.SpectaterCamera.Enabled = false;
var mat = Matrix.RotationY(game.Mouse.RelativeX * game.Elapsed * 5) * Matrix.RotationX(game.Mouse.RelativeY * game.Elapsed * 5);
light.LightDirection = Vector3.TransformNormal(light.LightDirection, mat);
}
else
{
game.SpectaterCamera.Enabled = true;
}
if (game.Keyboard.IsKeyDown(Key.I))
{
GBufferTest.DrawGBuffer(game, filledGBuffer.GBuffer);
}
else
{
light.Draw();
}
};
game.Run();
}
public void TestDirectionalLightShadowing()
{
var game = new DX11Game();
game.InitDirectX();
var device = game.Device;
var context = device.ImmediateContext;
var filledGBuffer = new TestFilledGBuffer(game, 800, 600);
var light = new DirectionalLightRenderer(game, filledGBuffer.GBuffer);
light.ShadowsEnabled = true;
var toggle = false;
game.GameLoopEvent += delegate
{
filledGBuffer.DrawUpdatedGBuffer();
light.UpdateShadowmap(delegate(OrthographicCamera lightCamera)
{
game.Camera = lightCamera;
filledGBuffer.Draw();
game.Camera = game.SpectaterCamera;
}, game.SpectaterCamera);
game.SetBackbuffer();
if (game.Keyboard.IsKeyPressed(Key.C))
{
toggle = !toggle;
}
if (toggle)
{
light.LightDirection = game.SpectaterCamera.CameraDirection;
}
if (game.Keyboard.IsKeyDown(Key.I))
{
GBufferTest.DrawGBuffer(game, filledGBuffer.GBuffer);
}
else
{
light.Draw();
game.TextureRenderer.Draw(light.CSMRenderer.ShadowMapRV, new Vector2(10, 10), new Vector2(590, 200));
for (int i = 0; i < 6; i++)
{
//game.LineManager3D.AddViewFrustum(light.LightCameras[i].ViewProjection,
//new Color4(0, 1, 0));
}
}
};
game.Run();
}
public void TestMultipleLightAccumulation()
{
//TODO: add a way to show the specular in the alpha channel
var game = new DX11Game();
game.InitDirectX();
var device = game.Device;
var context = device.ImmediateContext;
var filledGBuffer = new TestFilledGBuffer(game, 800, 600);
var spot = new SpotLightRenderer(game, filledGBuffer.GBuffer);
var point = new PointLightRenderer(game, filledGBuffer.GBuffer);
var directional = new DirectionalLightRenderer(game, filledGBuffer.GBuffer);
var state = 0;
var bsDesc = new BlendStateDescription();
var b = new RenderTargetBlendDescription();
b.BlendEnable = true;
b.BlendOperation = BlendOperation.Add;
b.BlendOperationAlpha = BlendOperation.Add;
b.DestinationBlend = BlendOption.One;
b.DestinationBlendAlpha = BlendOption.One;
b.SourceBlend = BlendOption.One;
b.SourceBlendAlpha = BlendOption.One;
b.RenderTargetWriteMask = ColorWriteMaskFlags.All;
bsDesc.RenderTargets[0] = b;
var blendState = BlendState.FromDescription(device, bsDesc);
var depthState = DepthStencilState.FromDescription(device, new DepthStencilStateDescription
{
IsDepthEnabled = false,
IsStencilEnabled = false,
});
game.GameLoopEvent += delegate
{
filledGBuffer.DrawUpdatedGBuffer();
game.SetBackbuffer();
if (game.Keyboard.IsKeyPressed(Key.D1))
{
state = 0;
}
if (game.Keyboard.IsKeyPressed(Key.D2))
{
state = 1;
}
if (game.Keyboard.IsKeyPressed(Key.D3))
{
state = 2;
}
if (game.Keyboard.IsKeyPressed(Key.D4))
{
state = 3;
}
switch (state)
{
case 0:
break;
case 1:
directional.LightDirection = game.SpectaterCamera.CameraDirection;
break;
case 2:
point.LightPosition = game.SpectaterCamera.CameraPosition;
break;
case 3:
spot.LightPosition = game.SpectaterCamera.CameraPosition;
spot.SpotDirection = game.SpectaterCamera.CameraDirection;
break;
}
if (game.Keyboard.IsKeyDown(Key.I))
{
GBufferTest.DrawGBuffer(game, filledGBuffer.GBuffer);
}
else
{
context.OutputMerger.DepthStencilState = depthState;
directional.Draw();
context.OutputMerger.BlendState = blendState;
spot.Draw();
point.Draw();
context.OutputMerger.BlendState = null;
context.OutputMerger.DepthStencilState = null;
}
};
game.Run();
}
public void DrawUpdatedDeferredRendering()
{
FilledGBuffer.DrawUpdatedGBuffer();
if (game.Keyboard.IsKeyPressed(Key.D1))
{
state = 0;
}
if (game.Keyboard.IsKeyPressed(Key.D2))
{
state = 1;
}
if (game.Keyboard.IsKeyPressed(Key.D3))
{
state = 2;
}
if (game.Keyboard.IsKeyPressed(Key.D4))
{
state = 3;
}
switch (state)
{
case 0:
break;
case 1:
directional.LightDirection = game.SpectaterCamera.CameraDirection;
break;
case 2:
point.LightPosition = game.SpectaterCamera.CameraPosition;
break;
case 3:
spot.LightPosition = game.SpectaterCamera.CameraPosition;
spot.SpotDirection = game.SpectaterCamera.CameraDirection;
break;
}
if (game.Keyboard.IsKeyDown(Key.I))
{
context.ClearState();
game.SetBackbuffer();
GBufferTest.DrawGBuffer(game, FilledGBuffer.GBuffer);
}
else
{
combineFinal.ClearLightAccumulation();
combineFinal.SetLightAccumulationStates();
directional.Draw();
spot.Draw();
point.Draw();
context.ClearState();
game.SetBackbuffer(); // This is to set viewport, not sure this is correct
context.OutputMerger.SetTargets(hdrImageRTV);
DrawCombined();
}
if (game.Keyboard.IsKeyPressed(Key.O))
{
Resource.SaveTextureToFile(game.Device.ImmediateContext, hdrImage, ImageFileFormat.Dds,
TWDir.Test.CreateSubdirectory("Deferred") + "\\HdrImage.dds");
}
}