public bool UpdateSentence2(DFont font, string text, int positionX, int positionY, float red, float green, float blue, DeviceContext deviceContext)
{
// Store the color of the sentence.
PixelColour = new Vector4(red, green, blue, 1.0f);
// Get the number of letters in the sentence.
var numLetters = text.Length;
// Check for possible buffer overflow.
if (numLetters > MaxLength)
{
return(false);
}
// Calculate the X and Y pixel position on screen to start drawing to.
var drawX = -(ScreenWidth >> 1) + positionX;
var drawY = (ScreenHeight >> 1) - positionY;
// Use the font class to build the vertex array from the sentence text and sentence draw location.
List <DFont.DVertexType> vertices;
font.BuildVertexArray(out vertices, text, drawX, drawY);
// Empty all remaining vertices
for (int i = text.Length; i < MaxLength; i++)
{
var emptyVertex = new DFont.DVertexType();
emptyVertex.position = Vector3.Zero;
emptyVertex.texture = Vector2.Zero;
vertices.Add(emptyVertex);
}
DataStream mappedResource;
#region Vertex Buffer
// Lock the vertex buffer so it can be written to.
deviceContext.MapSubresource(VertexBuffer, MapMode.WriteDiscard, SharpDX.Direct3D11.MapFlags.None, out mappedResource);
// Copy the data into the vertex buffer.
mappedResource.WriteRange <DFont.DVertexType>(vertices.ToArray());
// Unlock the vertex buffer.
deviceContext.UnmapSubresource(VertexBuffer, 0);
#endregion
// If shadowed then do the same for the second vertex buffer but offset by one pixel.
if (Shadowed)
{
// Perform same mapping and writings code as above except for the shadows offset position for the effect.
}
vertices?.Clear();
vertices = null;
return(true);
}
// Methods
public bool Initialize(SharpDX.Direct3D11.Device device, DeviceContext deviceContext, IntPtr windowHandle, int screanWidth, int screenHeight, Matrix baseViewMatrix)
{
// Store the screen width and height.
ScreenWidth = screanWidth;
ScreenHeight = screenHeight;
// Store the base view matrix.
BaseViewMatrix = baseViewMatrix;
// Create the font object.
Font = new DFont();
// Initialize the font object.
if (!Font.Initialize(device, "fontdata.txt", "font.bmp"))
{
return(false);
}
// Initialize the first sentence.
if (!InitializeSentence(out sentences[0], 150, device))
{
return(false);
}
// Initialize the second sentence.
if (!InitializeSentence(out sentences[1], 32, device))
{
return(false);
}
// Initialize the third sentence.
if (!InitializeSentence(out sentences[2], 150, device))
{
return(false);
}
// Initialize the fourth sentence.
if (!InitializeSentence(out sentences[3], 150, device))
{
return(false);
}
// Initialize the Fifth sentence.
if (!InitializeSentence(out sentences[4], 150, device))
{
return(false);
}
// Initialize the Sixth sentence.
if (!InitializeSentence(out sentences[5], 150, device))
{
return(false);
}
return(true);
}
private bool InitializeSentence(SharpDX.Direct3D11.Device device, DFont font, string text, int positionX, int positionY, float red, float green, float blue, SharpDX.Direct3D11.DeviceContext deviceContext)
{
// Set the vertex and index count.
VertexCount = 6 * MaxLength;
IndexCount = 6 * MaxLength;
// Create the vertex array.
DFont.DVertexType[] vertices = new DFont.DVertexType[VertexCount];
// Create the index array.
int[] indices = new int[IndexCount];
//// Initialize vertex array to zeros at first.
for (int i = 0; i < vertices.Length; i++)
{
vertices[i].position = Vector3.Zero;
vertices[i].texture = Vector2.Zero;
}
// Initialize the index array.
for (var i = 0; i < IndexCount; i++)
{
indices[i] = i;
}
// Set up the description of the dynamic vertex buffer.
var vertexBufferDesc = new BufferDescription()
{
Usage = ResourceUsage.Dynamic,
SizeInBytes = Utilities.SizeOf <DFont.DVertexType>() * VertexCount,
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.Write,
OptionFlags = ResourceOptionFlags.None,
StructureByteStride = 0
};
// Create the vertex buffer.
VertexBuffer = SharpDX.Direct3D11.Buffer.Create(device, vertices, vertexBufferDesc);
// Create the index buffer.
IndexBuffer = SharpDX.Direct3D11.Buffer.Create(device, BindFlags.IndexBuffer, indices);
// Release the vertex array as it is no longer needed.
// Release the index array as it is no longer needed.
vertices = null;
indices = null;
// Now add the text data to the sentence buffers.
if (!UpdateSentence2(font, text, positionX, positionY, red, green, blue, deviceContext))
{
return(false);
}
return(true);
}
// Methods
public bool Initialize(SharpDX.Direct3D11.Device device, DeviceContext deviceContext, IntPtr windowHandle, int screanWidth, int screenHeight, Matrix baseViewMatrix)
{
// Store the screen width and height.
ScreenWidth = screanWidth;
ScreenHeight = screenHeight;
// Store the base view matrix.
BaseViewMatrix = baseViewMatrix;
// Create the font object.
Font = new DFont();
// Initialize the font object.
if (!Font.Initialize(device, "fontdata.txt", "font.bmp"))
{
return(false);
}
// Create the font shader object.
FontShader = new DFontShader();
// Initialize the font shader object.
if (!FontShader.Initialize(device, windowHandle))
{
return(false);
}
// Initialize the first sentence.
if (!InitializeSentence(out sentences[0], 16, device))
{
return(false);
}
// Now update the sentence vertex buffer with the new string information.
if (!UpdateSentece(ref sentences[0], "FPS: ", 20, 20, 1, 1, 1, deviceContext))
{
return(false);
}
// Initialize the second sentence.
if (!InitializeSentence(out sentences[1], 16, device))
{
return(false);
}
// Now update the sentence vertex buffer with the new string information.
if (!UpdateSentece(ref sentences[1], "CPU: ", 20, 40, 1, 1, 0, deviceContext))
{
return(false);
}
return(true);
}
public void Shutdown()
{
// Release all sentances however many there may be.
foreach (DSentence sentance in sentences)
{
ReleaseSentences(sentance);
}
sentences = null;
// Release the font object.
Font?.Shutdown();
Font = null;
}
// Methods
public bool Initialize(SharpDX.Direct3D11.Device device, DFont font, DSystemConfiguration configuration, int maxLength, string text, int positionX, int positionY, float red, float green, float blue, bool shadowed, SharpDX.Direct3D11.DeviceContext deviceContext)
{
// Store the screen width and height.
ScreenWidth = configuration.Width;
ScreenHeight = configuration.Height;
// Store the maximum length of the sentence.
MaxLength = maxLength;
// Initalize the sentence.
if (!InitializeSentence(device, font, text, positionX, positionY, red, green, blue, deviceContext))
{
return(false);
}
return(true);
}
