public TerrainObject(TerrainRenderer renderer, Device renderingDevice)
{
this.renderingDevice = renderingDevice;
this.renderer = renderer;
// Default position
Position = new Vector3(0, 20, 0);
// Load textures
noiseTexture = ShaderResourceView.FromFile(renderingDevice, renderer.Directory + "\\Resources\\Noise.dds");
grassTexture = ShaderResourceView.FromFile(renderingDevice, renderer.Directory + "\\Resources\\Grass.dds");
sandTexture = ShaderResourceView.FromFile(renderingDevice, renderer.Directory + "\\Resources\\Sand.dds");
snowTexture = ShaderResourceView.FromFile(renderingDevice, renderer.Directory + "\\Resources\\Snow.dds");
snowRockTexture = ShaderResourceView.FromFile(renderingDevice, renderer.Directory + "\\Resources\\SnowRock.dds");
// Create shader
SetSourceCode(" float4 getColor(float4 position, float4 normal, float4 camera) { return float4(0, 0, 0, 0); } ");
// Read data from file
Vector3[] vertices; int[] indices;
new XLoader().LoadFile(renderer.Directory + "\\Resources\\Terrain.X", out vertices, out indices);
//
DataStream vertexStream = new DataStream(vertices.Length * 12, true, true);
vertexStream.WriteRange(vertices);
vertexStream.Position = 0;
DataStream indexStream = new DataStream(indices.Length * 4, true, true);
indexStream.WriteRange(indices);
indexStream.Position = 0;
//
BufferDescription vbufferDescription = new BufferDescription();
vbufferDescription.BindFlags = BindFlags.VertexBuffer;
vbufferDescription.CpuAccessFlags = CpuAccessFlags.None;
vbufferDescription.OptionFlags = ResourceOptionFlags.None;
vbufferDescription.SizeInBytes = (int)vertexStream.Length;
vbufferDescription.Usage = ResourceUsage.Immutable;
vertexBuffer = new Buffer(renderingDevice, vertexStream, vbufferDescription);
//
BufferDescription ibufferDescription = new BufferDescription();
ibufferDescription.BindFlags = BindFlags.IndexBuffer;
ibufferDescription.CpuAccessFlags = CpuAccessFlags.None;
ibufferDescription.OptionFlags = ResourceOptionFlags.None;
ibufferDescription.SizeInBytes = (int)indexStream.Length;
ibufferDescription.Usage = ResourceUsage.Immutable;
indexBuffer = new Buffer(renderingDevice, indexStream, ibufferDescription);
indexCount = (int)indexStream.Length / 4;
}
public TerrainScene(TerrainRenderer terrainRenderer)
{
// Create a description of the display mode
ModeDescription modeDescription = new ModeDescription()
{
Format = Format.R8G8B8A8_UNorm,
RefreshRate = new Rational(60, 1),
Width = 512,
Height = 512
};
// Create a description of the multisampler
SampleDescription sampleDescription = new SampleDescription()
{
Count = 1,
Quality = 0
};
// Create a description of the swap chain
SwapChainDescription swapChainDescription = new SwapChainDescription()
{
ModeDescription = modeDescription,
SampleDescription = sampleDescription,
BufferCount = 1,
SwapEffect = SwapEffect.Discard,
Usage = Usage.RenderTargetOutput,
IsWindowed = false
};
// Create a hardware accelarated rendering device
renderingDevice = new Device(DriverType.Hardware, DeviceCreationFlags.Debug | DeviceCreationFlags.BgraSupport);
// Create the shared texture
Texture2DDescription colordesc = new Texture2DDescription();
colordesc.BindFlags = BindFlags.RenderTarget | BindFlags.ShaderResource;
colordesc.Format = Format.B8G8R8A8_UNorm;
colordesc.Width = 512;
colordesc.Height = 512;
colordesc.MipLevels = 1;
colordesc.SampleDescription = new SampleDescription(1, 0);
colordesc.Usage = ResourceUsage.Default;
colordesc.OptionFlags = ResourceOptionFlags.Shared;
colordesc.CpuAccessFlags = CpuAccessFlags.None;
colordesc.ArraySize = 1;
SharedTexture = new Texture2D(renderingDevice, colordesc);
// Create the render target view
renderTargetView = new RenderTargetView(renderingDevice, SharedTexture);
// Creat the depth/stencil buffer
DepthStencilStateDescription depthStencilStateDescription = new DepthStencilStateDescription()
{
IsDepthEnabled = true,
IsStencilEnabled = false,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less,
};
depthStencilState = DepthStencilState.FromDescription(renderingDevice, depthStencilStateDescription);
Texture2DDescription depthStencilTextureDescription = new Texture2DDescription()
{
Width = 512,
Height = 512,
MipLevels = 1,
ArraySize = 1,
Format = Format.D32_Float,
SampleDescription = sampleDescription,
Usage = ResourceUsage.Default,
BindFlags = BindFlags.DepthStencil,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None
};
DepthStencilViewDescription depthStencilViewDescription = new DepthStencilViewDescription()
{
Format = depthStencilTextureDescription.Format,
Dimension = depthStencilTextureDescription.SampleDescription.Count > 1 ? DepthStencilViewDimension.Texture2DMultisampled : DepthStencilViewDimension.Texture2D,
MipSlice = 0
};
using (Texture2D depthStencilTexture = new Texture2D(renderingDevice, depthStencilTextureDescription))
{
depthStencilView = new DepthStencilView(renderingDevice, depthStencilTexture, depthStencilViewDescription);
}
// Setup the default output targets
renderingDevice.ImmediateContext.OutputMerger.SetTargets(depthStencilView, renderTargetView);
// Setup the viewport
Viewport viewPort = new Viewport()
{
X = 0,
Y = 0,
Width = 512,
Height = 512,
MinZ = 0,
MaxZ = 1
};
renderingDevice.ImmediateContext.Rasterizer.SetViewports(viewPort);
// Create the teappot
terrainObject = new TerrainObject(terrainRenderer, renderingDevice);
// Create the camera
camera = new ThirdPersonCamera(terrainObject);
}
