public void Render(DeviceContext deviceContext, DFrustum frustum, DTerrainShader terrainShader)
{
// Reset the number of the triangles that are drawn for this frame.
DrawCount = 0;
// Render each node that is visible at the parent node and moving down the tree.
RenderNode(deviceContext, ParentNode, frustum, terrainShader);
}
public bool Render(DeviceContext deviceContext, DTerrainShader shader, Matrix worldMatrix, Matrix viewMatrix, Matrix projectionMatrix, Vector4 ambiantColour, Vector4 diffuseColour, Vector3 lightDirection)
{
// Set vertex buffer stride and offset.
// Set the shader parameters that it will use for rendering.
if (!shader.SetShaderParameters(deviceContext, worldMatrix, viewMatrix, projectionMatrix, ambiantColour, diffuseColour, lightDirection))
{
return(false);
}
// Set the type of primitive that should be rendered from the vertex buffers, in this case triangles.
deviceContext.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleList;
// Render each material group.
for (int i = 0; i < m_MaterialCount; i++)
{
// Set the vertex buffer to active in the input assembler so it can be rendered.
deviceContext.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(Materials[i].vertexBuffer, Utilities.SizeOf <DVertexType>(), 0));
// Set the index buffer to active in the input assembler so it can be rendered.
deviceContext.InputAssembler.SetIndexBuffer(Materials[i].indexBuffer, Format.R32_UInt, 0);
// If the material group has a valid second texture index then this is a blended terrain polygon.
bool result;
if (Materials[i].textureIndex2 != -1)
{
result = shader.SetShaderTextures(deviceContext, Textures[Materials[i].textureIndex1].TextureResource, Textures[Materials[i].textureIndex2].TextureResource, Textures[Materials[i].alphaIndex].TextureResource, false);
}
else // If not then it is just a single textured polygon.
{
result = shader.SetShaderTextures(deviceContext, Textures[Materials[i].textureIndex1].TextureResource, null, null, false);
}
// Check if the textures were set or not.
if (!result)
{
return(false);
}
// Now render the prepared buffers with the shader.
shader.RenderShader(deviceContext, Materials[i].indexCount);
}
return(true);
}
// Methods.
public bool Initialize(DSystemConfiguration configuration, IntPtr windowHandle)
{
try
{
// Create the input object. The input object will be used to handle reading the keyboard and mouse input from the user.
Input = new DInput();
// Initialize the input object.
if (!Input.Initialize(configuration, windowHandle))
{
return(false);
}
// #region Initialize System
// Create the Direct3D object.
D3D = new DDX11();
// Initialize the Direct3D object.
if (!D3D.Initialize(configuration, windowHandle))
{
return(false);
}
// Create the camera object
Camera = new DCamera();
// Initialize a base view matrix with the camera for 2D user interface rendering.
Camera.SetPosition(0.0f, 0.0f, -1.0f);
Camera.Render();
Matrix baseViewMatrix = Camera.ViewMatrix;
// Set the initial position of the camera. (Since the ViewMatrix is already created from a base position.)
Camera.SetPosition(50.0f, 2.0f, -7.0f);
// Create the model object.
TerrainModel = new DTerrain();
// Initialize the terrain object.
if (!TerrainModel.Initialize(D3D.Device, "heightmap01.bmp"))
{
return(false);
}
// Create the position object.
Position = new DPosition();
// Set the initial position of the viewer to the same as the initial camera position.
Position.SetPosition(Camera.GetPosition().X, Camera.GetPosition().Y, Camera.GetPosition().Z);
// Create the fps object.
FPS = new DFPS();
// Initialize the fps object.
FPS.Initialize();
// Create the cpu object.
CPU = new DCPU();
// Initialize the cpu object.
CPU.Initialize();
// Create the font shader object.
FontShader = new DFontShader();
// Initialize the font shader object.
if (!FontShader.Initialize(D3D.Device, windowHandle))
{
return(false);
}
// Create the text object.
Text = new DText();
// Initialize the text object.
if (!Text.Initialize(D3D.Device, D3D.DeviceContext, windowHandle, configuration.Width, configuration.Height, baseViewMatrix))
{
return(false);
}
// Set the video card information in the text object.
if (!Text.SetVideoCard(D3D.VideoCardDescription, D3D.VideoCardMemory, D3D.DeviceContext))
{
return(false);
}
// Create the color shader object.
TerrainShader = new DTerrainShader();
// Initialize the color shader object.
if (!TerrainShader.Initialize(D3D.Device, windowHandle))
{
return(false);
}
// Create the light object.
Light = new DLight();
// Initialize the light object.
Light.SetAmbientColor(0.05f, 0.05f, 0.05f, 1.0f);
Light.SetDiffuseColor(1.0f, 1.0f, 1.0f, 1.0f);
Light.Direction = new Vector3(0.0f, 0.0f, 0.75f);
return(true);
}
catch (Exception ex)
{
MessageBox.Show("Could not initialize Direct3D\nError is '" + ex.Message + "'");
return(false);
}
}
// Methods.
public bool Initialize(DSystemConfiguration configuration, IntPtr windowHandle)
{
try
{
// Create the input object. The input object will be used to handle reading the keyboard and mouse input from the user.
Input = new DInput();
// Initialize the input object.
if (!Input.Initialize(configuration, windowHandle))
{
return(false);
}
// #region Initialize System
// Create the Direct3D object.
D3D = new DDX11();
// Initialize the Direct3D object.
if (!D3D.Initialize(configuration, windowHandle))
{
return(false);
}
// Create the position object.
Position = new DPosition();
// Set the initial position and rotation of the viewer.
Position.SetPosition(280.379f, 24.5225f, 367.018f);
Position.SetRotation(19.6834f, 222.013f, 0.0f);
// Create the camera object
Camera = new DCamera();
// Initialize a base view matrix with the camera for 2D user interface rendering.
Camera.SetPosition(0.0f, 0.0f, -10.0f);
Camera.RenderBaseViewMatrix();
Matrix baseViewMatrix = Camera.BaseViewMatrix;
// Create the light object.
Light = new DLight();
// Initialize the light object.
Light.SetDiffuseColor(1.0f, 1.0f, 1.0f, 1.0f);
Light.Direction = new Vector3(0.5f, -0.75f, 0.25f);
// Create the model object.
TerrainModel = new DTerrainHeightMap();
// Initialize the terrain object.
if (!TerrainModel.Initialize(D3D.Device, "hm.bmp", "cm.bmp", 20.0f, "dirt04.bmp", "normal01.bmp"))
{
return(false);
}
// Create the color shader object.
TerrainShader = new DTerrainShader();
//// Initialize the color shader object.
if (!TerrainShader.Initialize(D3D.Device, windowHandle))
{
return(false);
}
// Create the sky dome object.
SkyDome = new DSkyDome();
// Initialize the sky dome object.
if (!SkyDome.Initialize(D3D.Device))
{
return(false);
}
// Create the sky dome shader object.
SkyDomeShader = new DSkyDomeShader();
// Initialize the sky dome shader object.
if (!SkyDomeShader.Initialize(D3D.Device, windowHandle))
{
return(false);
}
// Create the sky plane object.
SkyPlane = new DSkyPlane();
// Initialize the sky plane object.
if (!SkyPlane.Initialze(D3D.Device, "cloud001.bmp", "perturb001.bmp"))
{
return(false);
}
// Create the sky plane shader object.
SkyPlaneShader = new DSkyPlaneShader();
// Initialize the sky plane shader object.
if (!SkyPlaneShader.Initialize(D3D.Device, windowHandle))
{
return(false);
}
// Create the fps object.
FPS = new DFPS();
// Initialize the fps object.
FPS.Initialize();
// Create the cpu object.
CPU = new DCPU();
// Initialize the cpu object.
CPU.Initialize();
// Create the text object.
Text = new DText();
// Initialize the text object.
if (!Text.Initialize(D3D.Device, D3D.DeviceContext, windowHandle, configuration.Width, configuration.Height, baseViewMatrix))
{
return(false);
}
// Set the video card information in the text object.
if (!Text.SetVideoCard(D3D.VideoCardDescription, D3D.VideoCardMemory, D3D.DeviceContext))
{
return(false);
}
// Create the refraction render to texture object.
RefractionTexture = new DRenderTexture();
// Initialize the refraction render to texture object.
if (!RefractionTexture.Initialize(D3D.Device, configuration))
{
return(false);
}
// Create the reflection render to texture object.
ReflectionTexture = new DRenderTexture();
// Initialize the reflection render to texture object.
if (!ReflectionTexture.Initialize(D3D.Device, configuration))
{
return(false);
}
// Create the reflection shader object.
ReflectionShader = new DReflectionShader();
// Initialize the reflection shader object.
if (!ReflectionShader.Initialize(D3D.Device, windowHandle))
{
return(false);
}
// Create the water object.
WaterModel = new DWater();
// Initialize the water object.
if (!WaterModel.Initilize(D3D.Device, "waternormal.bmp", 3.75f, 110.0f))
{
return(false);
}
// Create the water shader object.
WaterShader = new DWaterShader();
// Initialize the water shader object.
if (!WaterShader.Initialize(D3D.Device, windowHandle))
{
return(false);
}
return(true);
}
catch (Exception ex)
{
MessageBox.Show("Could not initialize Direct3D\nError is '" + ex.Message + "'");
return(false);
}
}
private void RenderNode(DeviceContext deviceContext, DNodeType node, DFrustum frustum, DTerrainShader terrainShader)
{
// Check to see if the node can be viewed, height doesn't matter in a quad tree.
// If it can't be seen then none of its children can either, so don't continue down the tree, this is where the speed is gained.
if (!frustum.CheckCube(new SharpDX.Vector3(node.positionX, 0.0f, node.positionZ), (node.width / 2.0f))) // 63.7506409
{
return;
}
// If it can be seen then check all four child nodes to see if they can also be seen.
int count = 0;
for (int i = 0; i < 4; i++)
{ // parentNode.width > 0.0f && parentNode.Nodes[i].VertexBuffer != null
if (node.Nodes[i].width > 0.0f) //node.Nodes != null/ parentNode.Nodes[i].width > 0.0f
{
count++;
RenderNode(deviceContext, node.Nodes[i], frustum, terrainShader);
}
}
// If there were any children nodes then there is no need to continue as parent nodes won't contain any triangles to render.
if (count != 0)
{
return;
}
int vertexCount = node.TriangleCount * 3;
// Otherwise if this node can be seen and has triangles in it then render these triangles.
// Set vertex buffer stride and offset.
// Set the vertex buffer to active in the input assembler so it can be rendered.
deviceContext.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(node.VertexBuffer, Utilities.SizeOf <DTerrain.DVertexType>(), 0));
// Set the index buffer to active in the input assembler so it can be rendered.
deviceContext.InputAssembler.SetIndexBuffer(node.IndexBuffer, Format.R32_UInt, 0);
// Set the type of primitive that should be rendered from this vertex buffer, in this case triangles.
deviceContext.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleList;
// Determine the number of indices in this node.
int indexCount = node.TriangleCount * 3;
// Call the terrain shader to render the polygons in this node.
terrainShader.RenderShader(deviceContext, indexCount);
// Increase the count of the number of polygons that have been rendered during this frame.
DrawCount += node.TriangleCount;
}
// Methods.
public bool Initialize(DSystemConfiguration configuration, IntPtr windowHandle)
{
try
{
// Create the input object. The input object will be used to handle reading the keyboard and mouse input from the user.
Input = new DInput();
// Initialize the input object.
if (!Input.Initialize(configuration, windowHandle))
{
return(false);
}
// Create the Direct3D object.
D3D = new DDX11();
// Initialize the Direct3D object.
if (!D3D.Initialize(configuration, windowHandle))
{
return(false);
}
// Create the camera object
Camera = new DCamera();
// Initialize a base view matrix with the camera for 2D user interface rendering.
Camera.SetPosition(0.0f, 0.0f, -10.0f);
Camera.RenderBaseViewMatrix();
Matrix baseViewMatrix = Camera.BaseViewMatrix;
// Set the initial position of the camera.
Camera.SetPosition(100.0f, 2.0f, 5.0f);
// Create the model object.
TerrainModel = new DTerrain();
// Initialize the terrain object.
if (!TerrainModel.Initialize(D3D.Device, "heightmap01.bmp", "dirt02.bmp", "colorm01.bmp", "detail001.bmp"))
{
return(false);
}
// Create the position object.
Position = new DPosition();
// Set the initial position of the viewer to the same as the initial camera position.
Position.SetPosition(Camera.GetPosition().X, Camera.GetPosition().Y, Camera.GetPosition().Z);
// Create the fps object.
FPS = new DFPS();
// Initialize the fps object.
FPS.Initialize();
// Create the cpu object.
CPU = new DCPU();
// Initialize the cpu object.
CPU.Initialize();
// Create the text object.
Text = new DText();
// Initialize the text object.
if (!Text.Initialize(D3D.Device, D3D.DeviceContext, windowHandle, configuration.Width, configuration.Height, baseViewMatrix))
{
return(false);
}
// Set the video card information in the text object.
if (!Text.SetVideoCard(D3D.VideoCardDescription, D3D.VideoCardMemory, D3D.DeviceContext))
{
return(false);
}
// Create the terrain shader object.
TerrainShader = new DTerrainShader();
// Initialize the terrain shader object.
if (!TerrainShader.Initialize(D3D.Device, windowHandle))
{
return(false);
}
// Create the light object.
Light = new DLight();
// Initialize the light object.
Light.SetAmbientColor(0.05f, 0.05f, 0.05f, 1.0f);
Light.SetDiffuseColor(1.0f, 1.0f, 1.0f, 1.0f);
Light.Direction = new Vector3(-0.5f, -1.0f, 0.0f);
// Create the debug window bitmap object.
DebugWindow = new DDebugWindow();
// Initialize the debug window bitmap object.
if (!DebugWindow.Initialize(D3D.Device, configuration.Width, configuration.Height, 256, 256))
{
return(false);
}
// Create the texture shader object.
TextureShader = new DTextureShader();
// Initialize the texture shader object.
if (!TextureShader.Initialize(D3D.Device, windowHandle))
{
return(false);
}
// Create the render to texture object.
RenderTexture = new DRenderTexture();
// Initialize the render to texture object.
if (!RenderTexture.Initialize(D3D.Device, configuration))
{
return(false);
}
// Create the depth shader object.
DepthShader = new DDepthShader();
// Initialize the depth shader object.
if (!DepthShader.Initialize(D3D.Device, windowHandle))
{
return(false);
}
return(true);
}
catch (Exception ex)
{
MessageBox.Show("Could not initialize Direct3D\nError is '" + ex.Message + "'");
return(false);
}
}
// Methods.
public bool Initialize(DSystemConfiguration configuration, IntPtr windowHandle)
{
try
{
// Create the input object. The input object will be used to handle reading the keyboard and mouse input from the user.
Input = new DInput();
// Initialize the input object.
if (!Input.Initialize(configuration, windowHandle))
{
return(false);
}
// #region Initialize System
// Create the Direct3D object.
D3D = new DDX11();
// Initialize the Direct3D object.
if (!D3D.Initialize(configuration, windowHandle))
{
return(false);
}
// Create the position object.
Position = new DPosition();
// Set the initial position and rotation of the viewer.
Position.SetPosition(15.0f, 13.0f, 20.0f);
Position.SetRotation(25.0f, 180.0f, 0.0f);
// Create the camera object
Camera = new DCamera();
// Create the light object.
Light = new DLight();
// Initialize the light object.
Light.Direction = new Vector3(0.5f, -0.75f, 0.0f);
// Create the model object.
TerrainModel = new DTerrainHeightMap();
// Initialize the terrain object.
if (!TerrainModel.Initialize(D3D.Device, "hm01.bmp", 10.0f))
{
return(false);
}
// Create the color shader object.
TerrainShader = new DTerrainShader();
//// Initialize the color shader object.
if (!TerrainShader.Initialize(D3D.Device, windowHandle))
{
return(false);
}
// Create the first color texture object.
ColourTexture1 = new DTexture();
// Load the first color texture object.
if (!ColourTexture1.Initialize(D3D.Device, DSystemConfiguration.DataFilePath + "dirt001.bmp"))
{
return(false);
}
// Create the second color texture object.
ColourTexture2 = new DTexture();
// Load the second color texture object.
if (!ColourTexture2.Initialize(D3D.Device, DSystemConfiguration.DataFilePath + "dirt004.bmp"))
{
return(false);
}
// Create the third color texture object.
ColourTexture3 = new DTexture();
// Load the third color texture object.
if (!ColourTexture3.Initialize(D3D.Device, DSystemConfiguration.DataFilePath + "dirt002.bmp"))
{
return(false);
}
// Create the fourth color texture object.
ColourTexture4 = new DTexture();
// Load the forth color texture object.
if (!ColourTexture4.Initialize(D3D.Device, DSystemConfiguration.DataFilePath + "stone001.bmp"))
{
return(false);
}
// Create the first alpha texture object.
AlphaTexture1 = new DTexture();
// Load the first alpha texture object.
if (!AlphaTexture1.Initialize(D3D.Device, DSystemConfiguration.DataFilePath + "alphaRoad001.bmp"))
{
return(false);
}
// Create the first normal texture object.
NormalTexture1 = new DTexture();
// Load the first alpha/Normal texture object.
if (!NormalTexture1.Initialize(D3D.Device, DSystemConfiguration.DataFilePath + "normal001.bmp"))
{
return(false);
}
// Create the second normal texture object.
NormalTexture2 = new DTexture();
// Load the second alpha/Normal texture object.
if (!NormalTexture2.Initialize(D3D.Device, DSystemConfiguration.DataFilePath + "normal002.bmp"))
{
return(false);
}
return(true);
}
catch (Exception ex)
{
MessageBox.Show("Could not initialize Direct3D\nError is '" + ex.Message + "'");
return(false);
}
}
